diff --git a/README.md b/README.md
index ffe8cdd9e..9e01768eb 100644
--- a/README.md
+++ b/README.md
@@ -2,12 +2,10 @@
# Syncfusion Flutter Widgets
-Syncfusion Flutter widgets libraries include high-quality UI widgets and file-format packages to help you create rich, high-quality applications for iOS, Android, and web from a single code base.
+Syncfusion Flutter widgets libraries include high-quality UI widgets and file-format packages to help you create rich, high-quality applications for iOS, Android, and web from a single code base. Please find the [supported platforms](https://help.syncfusion.com/flutter/system-requirements#supported-platforms) for our Flutter widgets.
**Disclaimer:** This is a commercial package. To use our packages, you need to have either the Syncfusion Commercial License or Syncfusion Community license. For more details, please check the [LICENSE](https://github.com/syncfusion/flutter-examples/blob/master/LICENSE) file.
-**Note:** Our packages are now compatible with Flutter for Web. However, this will be in Beta until Flutter for Web becomes stable.
-
diff --git a/packages/syncfusion_flutter_calendar/lib/src/calendar/theme.dart b/packages/syncfusion_flutter_calendar/lib/src/calendar/theme.dart
new file mode 100644
index 000000000..76df07964
--- /dev/null
+++ b/packages/syncfusion_flutter_calendar/lib/src/calendar/theme.dart
@@ -0,0 +1,120 @@
+import 'package:flutter/material.dart';
+import 'package:syncfusion_flutter_core/theme.dart';
+
+/// [SfCalendarThemeDataM2] this class provides material2 themeData.
+/// SfCalendarThemeDataM2 class extends the 'SfCalendarThemeData' class and
+/// customize the appearance of a mapping component based on th color scheme
+/// obtained from the provided [BuildContext].
+class SfCalendarThemeDataM2 extends SfCalendarThemeData {
+ /// This a constructor that takes a [BuildContext] as a parameter.This context
+ /// is used for obtaining the color scheme of the current theme.
+ SfCalendarThemeDataM2(this.context);
+
+ /// Property that stores the provided [BuildContext]
+ /// context is later used to obtain the color scheme.
+ final BuildContext context;
+
+ /// A late-initialized property representing the color scheme obtained from
+ /// the current theme using the provided [BuildContext]
+ late final ColorScheme colorScheme = Theme.of(context).colorScheme;
+
+ @override
+ Color? get backgroundColor => Colors.transparent;
+
+ @override
+ Color? get headerBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get agendaBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get activeDatesBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get todayBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get trailingDatesBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get leadingDatesBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get viewHeaderBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get allDayPanelColor => Colors.transparent;
+
+ @override
+ Color? get weekNumberBackgroundColor =>
+ colorScheme.onSurface.withOpacity(0.04);
+
+ @override
+ Color? get cellBorderColor => colorScheme.onSurface.withOpacity(0.16);
+
+ @override
+ Color? get todayHighlightColor => colorScheme.primary;
+
+ @override
+ Color? get selectionBorderColor => colorScheme.primary;
+}
+
+/// [SfCalendarThemeDataM3] this class provides material3 themeData.
+/// SfCalendarThemeDataM3 class extends the 'SfCalendarThemeData' class and
+/// customize the appearance of a mapping component based on th color scheme
+/// obtained from the provided [BuildContext].
+class SfCalendarThemeDataM3 extends SfCalendarThemeData {
+ /// This a constructor that takes a [BuildContext] as a parameter.This context
+ /// is used for obtaining the color scheme of the current theme.
+ SfCalendarThemeDataM3(this.context);
+
+ /// Property that stores the provided [BuildContext]
+ /// context is later used to obtain the color scheme.
+ final BuildContext context;
+
+ /// A late-initialized property representing the color scheme obtained from
+ /// the current theme using the provided [BuildContext]
+ late final ColorScheme colorScheme = Theme.of(context).colorScheme;
+
+ @override
+ Color? get backgroundColor => Colors.transparent;
+
+ @override
+ Color? get headerBackgroundColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(247, 242, 251, 1)
+ : const Color.fromRGBO(37, 35, 42, 1);
+
+ @override
+ Color? get agendaBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get activeDatesBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get todayBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get trailingDatesBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get leadingDatesBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get viewHeaderBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get allDayPanelColor => Colors.transparent;
+
+ @override
+ Color? get weekNumberBackgroundColor =>
+ colorScheme.onSurface.withOpacity(0.04);
+
+ @override
+ Color? get cellBorderColor => colorScheme.outlineVariant;
+
+ @override
+ Color? get todayHighlightColor => colorScheme.primary;
+
+ @override
+ Color? get selectionBorderColor => colorScheme.primary;
+}
diff --git a/packages/syncfusion_flutter_charts/lib/src/charts/theme.dart b/packages/syncfusion_flutter_charts/lib/src/charts/theme.dart
new file mode 100644
index 000000000..2468af49d
--- /dev/null
+++ b/packages/syncfusion_flutter_charts/lib/src/charts/theme.dart
@@ -0,0 +1,373 @@
+import 'package:flutter/material.dart';
+import 'package:syncfusion_flutter_core/theme.dart';
+
+/// Holds the value of [SfChartThemeData] color properties for
+/// material 2 theme based on the brightness.
+class SfChartThemeDataM2 extends SfChartThemeData {
+ /// Creating an argument constructor of SfChartThemeDataM2 class.
+ SfChartThemeDataM2(this.context);
+
+ /// Specifies the build context of the chart widgets.
+ final BuildContext context;
+
+ /// Specifies the material app color scheme based on the brightness.
+ late final ColorScheme colorScheme = Theme.of(context).colorScheme;
+
+ /// Specifies the material app theme data based on the brightness.
+ late final TextTheme textTheme = Theme.of(context).textTheme;
+
+ @override
+ Color? get backgroundColor => Colors.transparent;
+
+ List get palette => const [
+ Color.fromRGBO(75, 135, 185, 1),
+ Color.fromRGBO(192, 108, 132, 1),
+ Color.fromRGBO(246, 114, 128, 1),
+ Color.fromRGBO(248, 177, 149, 1),
+ Color.fromRGBO(116, 180, 155, 1),
+ Color.fromRGBO(0, 168, 181, 1),
+ Color.fromRGBO(73, 76, 162, 1),
+ Color.fromRGBO(255, 205, 96, 1),
+ Color.fromRGBO(255, 240, 219, 1),
+ Color.fromRGBO(238, 238, 238, 1)
+ ];
+
+ @override
+ Color? get axisLabelColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(104, 104, 104, 1)
+ : const Color.fromRGBO(242, 242, 242, 1);
+
+ @override
+ Color? get axisTitleColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(66, 66, 66, 1)
+ : const Color.fromRGBO(255, 255, 255, 1);
+
+ @override
+ Color? get axisLineColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(181, 181, 181, 1)
+ : const Color.fromRGBO(101, 101, 101, 1);
+
+ @override
+ Color? get majorGridLineColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(219, 219, 219, 1)
+ : const Color.fromRGBO(70, 74, 86, 1);
+
+ @override
+ Color? get minorGridLineColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(234, 234, 234, 1)
+ : const Color.fromRGBO(70, 74, 86, 1);
+
+ @override
+ Color? get majorTickLineColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(181, 181, 181, 1)
+ : const Color.fromRGBO(191, 191, 191, 1);
+
+ @override
+ Color? get minorTickLineColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(214, 214, 214, 1)
+ : const Color.fromRGBO(150, 150, 150, 1);
+
+ @override
+ Color? get titleTextColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(66, 66, 66, 1)
+ : const Color.fromRGBO(255, 255, 255, 1);
+
+ @override
+ Color? get titleBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get legendTextColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(53, 53, 53, 1)
+ : const Color.fromRGBO(255, 255, 255, 1);
+
+ @override
+ Color? get legendBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get legendTitleColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(66, 66, 66, 1)
+ : const Color.fromRGBO(255, 255, 255, 1);
+
+ Color get markerFillColor =>
+ colorScheme.brightness == Brightness.light ? Colors.white : Colors.black;
+
+ Color get dataLabelBackgroundColor =>
+ colorScheme.brightness == Brightness.light ? Colors.white : Colors.black;
+
+ @override
+ Color? get plotAreaBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get plotAreaBorderColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(219, 219, 219, 1)
+ : const Color.fromRGBO(101, 101, 101, 1);
+
+ @override
+ Color? get crosshairLineColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(79, 79, 79, 1)
+ : const Color.fromRGBO(255, 255, 255, 1);
+
+ @override
+ Color? get crosshairBackgroundColor =>
+ colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(79, 79, 79, 1)
+ : const Color.fromRGBO(255, 255, 255, 1);
+
+ @override
+ Color? get crosshairLabelColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(255, 255, 255, 1)
+ : const Color.fromRGBO(0, 0, 0, 1);
+
+ @override
+ Color? get tooltipColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(0, 8, 22, 1)
+ : const Color.fromRGBO(255, 255, 255, 1);
+
+ @override
+ Color? get tooltipLabelColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(255, 255, 255, 1)
+ : const Color.fromRGBO(0, 0, 0, 1);
+
+ @override
+ Color? get tooltipSeparatorColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(255, 255, 255, 1)
+ : const Color.fromRGBO(150, 150, 150, 1);
+
+ @override
+ Color? get selectionRectColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(41, 171, 226, 0.1)
+ : const Color.fromRGBO(255, 217, 57, 0.3);
+
+ @override
+ Color? get selectionRectBorderColor =>
+ colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(41, 171, 226, 1)
+ : const Color.fromRGBO(255, 255, 255, 1);
+
+ @override
+ Color? get selectionTooltipConnectorLineColor =>
+ colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(79, 79, 79, 1)
+ : const Color.fromRGBO(150, 150, 150, 1);
+
+ @override
+ Color? get waterfallConnectorLineColor =>
+ colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(0, 0, 0, 1)
+ : const Color.fromRGBO(255, 255, 255, 1);
+
+ @override
+ TextStyle? get titleTextStyle => textTheme.bodyMedium?.copyWith(fontSize: 15);
+
+ @override
+ TextStyle? get axisTitleTextStyle =>
+ textTheme.bodyMedium?.copyWith(fontSize: 15);
+
+ @override
+ TextStyle? get axisLabelTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get axisMultiLevelLabelTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get plotBandLabelTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get legendTitleTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get legendTextStyle => textTheme.bodySmall?.copyWith(fontSize: 13);
+
+ @override
+ TextStyle? get dataLabelTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get tooltipTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get trackballTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get crosshairTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get selectionZoomingTooltipTextStyle => textTheme.bodySmall;
+}
+
+/// Holds the value of [SfChartThemeData] color properties for material 3
+/// theme based on the brightness.
+class SfChartThemeDataM3 extends SfChartThemeData {
+ /// Creating an argument constructor of SfChartThemeDataM3 class.
+ SfChartThemeDataM3(this.context);
+
+ /// Specifies the build context of the chart widgets.
+ final BuildContext context;
+
+ /// Specifies the material app color scheme based on the brightness.
+ late final ColorScheme colorScheme = Theme.of(context).colorScheme;
+
+ /// Specifies the material app theme data based on the brightness.
+ late final TextTheme textTheme = Theme.of(context).textTheme;
+
+ @override
+ Color? get backgroundColor => Colors.transparent;
+
+ List get palette => colorScheme.brightness == Brightness.light
+ ? const [
+ Color.fromRGBO(6, 174, 224, 1),
+ Color.fromRGBO(99, 85, 199, 1),
+ Color.fromRGBO(49, 90, 116, 1),
+ Color.fromRGBO(255, 180, 0, 1),
+ Color.fromRGBO(150, 60, 112, 1),
+ Color.fromRGBO(33, 150, 245, 1),
+ Color.fromRGBO(71, 59, 137, 1),
+ Color.fromRGBO(236, 92, 123, 1),
+ Color.fromRGBO(59, 163, 26, 1),
+ Color.fromRGBO(236, 131, 23, 1)
+ ]
+ : const [
+ Color.fromRGBO(255, 245, 0, 1),
+ Color.fromRGBO(51, 182, 119, 1),
+ Color.fromRGBO(218, 150, 70, 1),
+ Color.fromRGBO(201, 88, 142, 1),
+ Color.fromRGBO(77, 170, 255, 1),
+ Color.fromRGBO(255, 157, 69, 1),
+ Color.fromRGBO(178, 243, 46, 1),
+ Color.fromRGBO(185, 60, 228, 1),
+ Color.fromRGBO(48, 167, 6, 1),
+ Color.fromRGBO(207, 142, 14, 1)
+ ];
+
+ @override
+ Color? get axisLabelColor => colorScheme.onSurfaceVariant;
+
+ @override
+ Color? get axisTitleColor => colorScheme.onSurfaceVariant;
+
+ @override
+ Color? get axisLineColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(202, 196, 208, 1)
+ : const Color.fromRGBO(73, 69, 79, 1);
+
+ @override
+ Color? get majorGridLineColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(231, 224, 236, 1)
+ : const Color.fromRGBO(54, 50, 59, 1);
+
+ // TODO(Praveen): Need to update color
+ @override
+ Color? get minorGridLineColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(234, 234, 234, 1)
+ : const Color.fromRGBO(70, 74, 86, 1);
+
+ @override
+ Color? get majorTickLineColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(202, 196, 208, 1)
+ : const Color.fromRGBO(73, 69, 79, 1);
+
+ // TODO(Praveen): Need to update color
+ @override
+ Color? get minorTickLineColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(214, 214, 214, 1)
+ : const Color.fromRGBO(150, 150, 150, 1);
+
+ @override
+ Color? get titleTextColor => colorScheme.onSurfaceVariant;
+
+ @override
+ Color? get titleBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get legendTextColor => colorScheme.onSurfaceVariant;
+
+ @override
+ Color? get legendBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get legendTitleColor => colorScheme.onSurfaceVariant;
+
+ Color get markerFillColor =>
+ colorScheme.brightness == Brightness.light ? Colors.white : Colors.black;
+
+ Color get dataLabelBackgroundColor =>
+ colorScheme.brightness == Brightness.light ? Colors.white : Colors.black;
+
+ @override
+ Color? get plotAreaBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get plotAreaBorderColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(231, 224, 236, 1)
+ : const Color.fromRGBO(54, 50, 59, 1);
+
+ @override
+ Color? get crosshairLineColor => colorScheme.onSurfaceVariant;
+
+ @override
+ Color? get crosshairBackgroundColor => colorScheme.inverseSurface;
+
+ @override
+ Color? get crosshairLabelColor => colorScheme.onInverseSurface;
+
+ @override
+ Color? get tooltipColor => colorScheme.inverseSurface;
+
+ @override
+ Color? get tooltipLabelColor => colorScheme.onInverseSurface;
+
+ @override
+ Color? get tooltipSeparatorColor => colorScheme.onInverseSurface;
+
+ @override
+ Color? get selectionRectColor => colorScheme.brightness == Brightness.light
+ ? colorScheme.primary.withOpacity(0.1)
+ : colorScheme.primary.withOpacity(0.3);
+
+ @override
+ Color? get selectionRectBorderColor => colorScheme.primary;
+
+ @override
+ Color? get selectionTooltipConnectorLineColor => colorScheme.onSurfaceVariant;
+
+ @override
+ Color? get waterfallConnectorLineColor =>
+ colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(0, 0, 0, 1)
+ : const Color.fromRGBO(255, 255, 255, 1);
+
+ @override
+ TextStyle? get titleTextStyle => textTheme.bodyMedium!.copyWith(fontSize: 16);
+
+ @override
+ TextStyle? get axisTitleTextStyle => textTheme.bodyMedium;
+
+ @override
+ TextStyle? get axisLabelTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get axisMultiLevelLabelTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get plotBandLabelTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get legendTitleTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get legendTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get dataLabelTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get tooltipTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get trackballTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get crosshairTextStyle => textTheme.bodySmall;
+
+ @override
+ TextStyle? get selectionZoomingTooltipTextStyle => textTheme.bodySmall;
+}
diff --git a/packages/syncfusion_flutter_core/lib/src/theme/spark_charts_theme.dart b/packages/syncfusion_flutter_core/lib/src/theme/spark_charts_theme.dart
new file mode 100644
index 000000000..cfde765bc
--- /dev/null
+++ b/packages/syncfusion_flutter_core/lib/src/theme/spark_charts_theme.dart
@@ -0,0 +1,503 @@
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+import '../../theme.dart';
+
+/// Applies a theme to descendant Syncfusion spark chart widgets.
+///
+/// To obtain the current theme, use [SfSparkChartTheme.of].
+///
+/// ```dart
+/// Widget build(BuildContext context) {
+/// return Scaffold(
+/// body: SfSparkChartTheme(
+/// data: SfSparkChartThemeData(
+/// brightness: Brightness.light
+/// ),
+/// child: SfSparkLineChart(),
+/// ),
+/// );
+/// }
+/// ```
+///
+/// See also:
+///
+/// * [SfTheme](https://pub.dev/documentation/syncfusion_flutter_core/latest/theme/SfTheme-class.html)
+/// and [SfThemeData](https://pub.dev/documentation/syncfusion_flutter_core/latest/theme/SfThemeData-class.html),
+/// for customizing the visual appearance of the spark chart widgets.
+///
+class SfSparkChartTheme extends InheritedTheme {
+ /// Initialize the class of SfSparkChartTheme
+ const SfSparkChartTheme({Key? key, required this.data, required this.child})
+ : super(key: key, child: child);
+
+ /// Specifies the color and typography values for descendant
+ /// spark chart widgets.
+ ///
+ /// ```dart
+ /// Widget build(BuildContext context) {
+ /// return Scaffold(
+ /// body: SfSparkChartTheme(
+ /// data: SfSparkChartThemeData(
+ /// brightness: Brightness.light
+ /// ),
+ /// child: SfSparkLineChart(),
+ /// ),
+ /// );
+ /// }
+ /// ```
+
+ final SfSparkChartThemeData data;
+
+ /// Specifies a widget that can hold single child.
+ ///
+ /// ```dart
+ /// Widget build(BuildContext context) {
+ /// return Scaffold(
+ /// body: SfSparkChartTheme(
+ /// data: SfSparkChartThemeData(
+ /// brightness: Brightness.light
+ /// ),
+ /// child: SfSparkLineChart(),
+ /// ),
+ /// );
+ /// }
+ /// ```
+ @override
+ final Widget child;
+
+ /// The data from the closest [SfSparkChartTheme] instance
+ /// that encloses the given context.
+ ///
+ /// Defaults to [SfSparkChartTheme.SparkChartThemeData]
+ /// if there is no [SfSparkChartTheme] in the given build context.
+ static SfSparkChartThemeData of(BuildContext context) {
+ final SfSparkChartTheme? sfSparkChartTheme =
+ context.dependOnInheritedWidgetOfExactType();
+ return sfSparkChartTheme?.data ?? SfTheme.of(context).sparkChartThemeData;
+ }
+
+ @override
+ bool updateShouldNotify(SfSparkChartTheme oldWidget) =>
+ data != oldWidget.data;
+
+ @override
+ Widget wrap(BuildContext context, Widget child) {
+ final SfSparkChartTheme? ancestorTheme =
+ context.findAncestorWidgetOfExactType();
+ return identical(this, ancestorTheme)
+ ? child
+ : SfSparkChartTheme(data: data, child: child);
+ }
+}
+
+/// Holds the color and typography values for a [SfSparkChartTheme].
+/// Applies a theme to descendant Syncfusion spark charts widgets.
+///
+/// To obtain the current theme, use [SfSparkChartTheme.of].
+///
+/// ```dart
+/// Widget build(BuildContext context) {
+/// return Scaffold(
+/// body: SfSparkChartTheme(
+/// data: SfSparkChartThemeData(
+/// brightness: Brightness.light
+/// ),
+/// child: SfSparkLineChart(),
+/// ),
+/// );
+/// }
+/// ```
+///
+/// See also:
+///
+/// * [SfTheme](https://pub.dev/documentation/syncfusion_flutter_core/latest/theme/SfTheme-class.html)
+/// and [SfThemeData](https://pub.dev/documentation/syncfusion_flutter_core/latest/theme/SfThemeData-class.html),
+/// for customizing the visual appearance of the spark chart widgets.
+///
+@immutable
+class SfSparkChartThemeData with Diagnosticable {
+ /// Initialize the Sfspark chart theme data
+ const SfSparkChartThemeData({
+ this.backgroundColor,
+ this.color,
+ this.axisLineColor,
+ this.markerFillColor,
+ this.dataLabelBackgroundColor,
+ this.tooltipColor,
+ this.trackballLineColor,
+ this.tooltipLabelColor,
+ this.dataLabelTextStyle,
+ this.trackballTextStyle,
+ });
+
+ /// Create a [SfSparkChartThemeData] given a set of exact values.
+ /// All the values must be specified.
+ ///
+ /// This will rarely be used directly. It is used by [lerp] to
+ /// create intermediate themes based on two themes created with the
+ /// [SfSparkChartThemeData] constructor.
+ factory SfSparkChartThemeData.raw({
+ Brightness? brightness,
+ Color? backgroundColor,
+ Color? color,
+ Color? axisLineColor,
+ Color? markerFillColor,
+ Color? dataLabelBackgroundColor,
+ Color? tooltipColor,
+ Color? trackballLineColor,
+ Color? tooltipLabelColor,
+ TextStyle? dataLabelTextStyle,
+ TextStyle? trackballTextStyle,
+ }) {
+ brightness = brightness ?? Brightness.light;
+
+ return SfSparkChartThemeData(
+ backgroundColor: backgroundColor,
+ color: color,
+ axisLineColor: axisLineColor,
+ markerFillColor: markerFillColor,
+ dataLabelBackgroundColor: dataLabelBackgroundColor,
+ tooltipColor: tooltipColor,
+ trackballLineColor: trackballLineColor,
+ tooltipLabelColor: tooltipLabelColor,
+ dataLabelTextStyle: dataLabelTextStyle,
+ trackballTextStyle: trackballTextStyle,
+ );
+ }
+
+ /// Specifies the background color of spark chart widgets.
+ ///
+ /// ```dart
+ /// Widget build(BuildContext context) {
+ /// return Scaffold(
+ /// appBar: AppBar(),
+ /// body: Center(
+ /// child: SfTheme(
+ /// data: SfThemeData(
+ /// SparkChartThemeData: SfSparkChartThemeData(
+ /// backgroundColor: Colors.yellow
+ /// ),
+ /// ),
+ /// child: SfSparkLineChart(),
+ /// ),
+ /// )
+ /// );
+ ///}
+ /// ```
+ final Color? backgroundColor;
+
+ /// Specifies the color for axis line.
+ ///
+ /// ```dart
+ /// Widget build(BuildContext context) {
+ /// return Scaffold(
+ /// body: Center(
+ /// child: SfTheme(
+ /// data: SfThemeData(
+ /// sparkChartThemeData: SfSparkChartThemeData(
+ /// axisLineColor: Colors.blue
+ /// )
+ /// ),
+ /// child: SfSparkLineChart(),
+ /// ),
+ /// )
+ /// );
+ /// }
+ ///```
+
+ final Color? axisLineColor;
+
+ /// Specifies the color of the spark chart.
+ ///
+ /// ```dart
+ /// Widget build(BuildContext context) {
+ /// return Scaffold(
+ /// body: Center(
+ /// child: SfTheme(
+ /// data: SfThemeData(
+ /// sparkChartThemeData: SfSparkChartThemeData(
+ /// color: Colors.blue
+ /// )
+ /// ),
+ /// child: SfSparkLineChart(),
+ /// ),
+ /// )
+ /// );
+ /// }
+ ///```
+
+ final Color? color;
+
+ /// Specifies the color for chart marker.
+ ///
+ /// ```dart
+ /// Widget build(BuildContext context) {
+ /// return Scaffold(
+ /// body: Center(
+ /// child: SfTheme(
+ /// data: SfThemeData(
+ /// sparkChartThemeData: SfSparkChartThemeData(
+ /// markerFillColor: Colors.red
+ /// )
+ /// ),
+ /// child: SfSparkLineChart(),
+ /// ),
+ /// )
+ /// );
+ /// }
+ ///```
+
+ final Color? markerFillColor;
+
+ /// Specifies the background color for data labels.
+ ///
+ /// ```dart
+ /// Widget build(BuildContext context) {
+ /// return Scaffold(
+ /// body: Center(
+ /// child: SfTheme(
+ /// data: SfThemeData(
+ /// sparkChartThemeData: SfSparkChartThemeData(
+ /// dataLabelBackgroundColor: Colors.red
+ /// )
+ /// ),
+ /// child: SfSparkLineChart(),
+ /// ),
+ /// )
+ /// );
+ /// }
+ ///```
+
+ final Color? dataLabelBackgroundColor;
+
+ /// Specifies the color of the tooltip.
+ ///
+ /// ```dart
+ /// Widget build(BuildContext context) {
+ /// return Scaffold(
+ /// body: Center(
+ /// child: SfTheme(
+ /// data: SfThemeData(
+ /// sparkChartThemeData: SfSparkChartThemeData(
+ /// tooltipColor: Colors.teal
+ /// )
+ /// ),
+ /// child: SfSparkLineChart(),
+ /// ),
+ /// )
+ /// );
+ /// }
+ ///```
+
+ final Color? tooltipColor;
+
+ /// Specifies the tooltip line color.
+ ///
+ /// ```dart
+ /// Widget build(BuildContext context) {
+ /// return Scaffold(
+ /// body: Center(
+ /// child: SfTheme(
+ /// data: SfThemeData(
+ /// sparkChartThemeData: SfSparkChartThemeData(
+ /// trackballLineColor: Colors.red
+ /// )
+ /// ),
+ /// child: SfSparkLineChart(),
+ /// ),
+ /// )
+ /// );
+ /// }
+ ///```
+
+ final Color? trackballLineColor;
+
+ /// Specifies the text color of the tooltip.
+ ///
+ /// ```dart
+ /// Widget build(BuildContext context) {
+ /// return Scaffold(
+ /// body: Center(
+ /// child: SfTheme(
+ /// data: SfThemeData(
+ /// sparkChartThemeData: SfSparkChartThemeData(
+ /// tooltipLabelColor: Colors.amber
+ /// )
+ /// ),
+ /// child: SfSparkLineChart(),
+ /// ),
+ /// )
+ /// );
+ /// }
+ ///```
+
+ final Color? tooltipLabelColor;
+
+ /// Specifies the data label text style for spark chart label text.
+ ///
+ /// ```dart
+ /// Widget build(BuildContext context) {
+ /// return Scaffold(
+ /// appBar: AppBar(),
+ /// body: Center(
+ /// child: SfTheme(
+ /// data: SfThemeData(
+ /// SparkChartThemeData: SfSparkChartThemeData(
+ /// dataLabelTextStyle: TextStyle(color: Colors.blue)
+ /// ),
+ /// ),
+ /// child: SfSparkLineChart(),
+ /// ),
+ /// )
+ /// );
+ /// }
+ /// ```
+ final TextStyle? dataLabelTextStyle;
+
+ /// Specifies the trackball text style for spark chart label text.
+ ///
+ /// ```dart
+ /// Widget build(BuildContext context) {
+ /// return Scaffold(
+ /// appBar: AppBar(),
+ /// body: Center(
+ /// child: SfTheme(
+ /// data: SfThemeData(
+ /// SparkChartThemeData: SfSparkChartThemeData(
+ /// trackballTextStyle: TextStyle(color: Colors.blue)
+ /// ),
+ /// ),
+ /// child: SfSparkLineChart(),
+ /// ),
+ /// )
+ /// );
+ /// }
+ /// ```
+ final TextStyle? trackballTextStyle;
+
+ /// Creates a copy of this spark chart theme data object with the
+ /// matching fields
+ /// replaced with the non-null parameter values.
+ SfSparkChartThemeData copyWith({
+ Brightness? brightness,
+ Color? backgroundColor,
+ Color? color,
+ Color? axisLineColor,
+ Color? markerFillColor,
+ Color? dataLabelBackgroundColor,
+ Color? tooltipColor,
+ Color? trackballLineColor,
+ Color? tooltipLabelColor,
+ TextStyle? dataLabelTextStyle,
+ TextStyle? trackballTextStyle,
+ }) {
+ return SfSparkChartThemeData.raw(
+ brightness: brightness,
+ backgroundColor: backgroundColor ?? this.backgroundColor,
+ color: color ?? this.color,
+ axisLineColor: axisLineColor ?? this.axisLineColor,
+ markerFillColor: markerFillColor ?? this.markerFillColor,
+ dataLabelBackgroundColor:
+ dataLabelBackgroundColor ?? this.dataLabelBackgroundColor,
+ tooltipColor: tooltipColor ?? this.tooltipColor,
+ trackballLineColor: trackballLineColor ?? this.trackballLineColor,
+ tooltipLabelColor: tooltipLabelColor ?? this.tooltipLabelColor,
+ dataLabelTextStyle: dataLabelTextStyle ?? this.dataLabelTextStyle,
+ trackballTextStyle: trackballTextStyle ?? this.trackballTextStyle);
+ }
+
+ /// Returns the spark chart theme data
+ static SfSparkChartThemeData? lerp(
+ SfSparkChartThemeData? a, SfSparkChartThemeData? b, double t) {
+ if (a == null && b == null) {
+ return null;
+ }
+ return SfSparkChartThemeData(
+ backgroundColor: Color.lerp(a!.backgroundColor, b!.backgroundColor, t),
+ color: Color.lerp(a.color, b.color, t),
+ axisLineColor: Color.lerp(a.axisLineColor, b.axisLineColor, t),
+ markerFillColor: Color.lerp(a.markerFillColor, b.markerFillColor, t),
+ dataLabelBackgroundColor:
+ Color.lerp(a.dataLabelBackgroundColor, b.dataLabelBackgroundColor, t),
+ tooltipColor: Color.lerp(a.tooltipColor, b.tooltipColor, t),
+ trackballLineColor:
+ Color.lerp(a.trackballLineColor, b.trackballLineColor, t),
+ tooltipLabelColor:
+ Color.lerp(a.tooltipLabelColor, b.tooltipLabelColor, t),
+ dataLabelTextStyle:
+ TextStyle.lerp(a.dataLabelTextStyle, b.dataLabelTextStyle, t),
+ trackballTextStyle:
+ TextStyle.lerp(a.trackballTextStyle, b.trackballTextStyle, t),
+ );
+ }
+
+ @override
+ bool operator ==(Object other) {
+ if (identical(this, other)) {
+ return true;
+ }
+ if (other.runtimeType != runtimeType) {
+ return false;
+ }
+
+ return other is SfSparkChartThemeData &&
+ other.backgroundColor == backgroundColor &&
+ other.color == color &&
+ other.axisLineColor == axisLineColor &&
+ other.markerFillColor == markerFillColor &&
+ other.dataLabelBackgroundColor == dataLabelBackgroundColor &&
+ other.tooltipColor == tooltipColor &&
+ other.trackballLineColor == trackballLineColor &&
+ other.tooltipLabelColor == tooltipLabelColor &&
+ other.dataLabelTextStyle == dataLabelTextStyle &&
+ other.trackballTextStyle == trackballTextStyle;
+ }
+
+ @override
+ int get hashCode {
+ final List values = [
+ backgroundColor,
+ color,
+ axisLineColor,
+ markerFillColor,
+ dataLabelBackgroundColor,
+ tooltipColor,
+ trackballLineColor,
+ tooltipLabelColor,
+ dataLabelTextStyle,
+ trackballTextStyle,
+ ];
+ return Object.hashAll(values);
+ }
+
+ @override
+ void debugFillProperties(DiagnosticPropertiesBuilder properties) {
+ super.debugFillProperties(properties);
+ const SfSparkChartThemeData defaultData = SfSparkChartThemeData();
+ properties.add(ColorProperty('backgroundColor', backgroundColor,
+ defaultValue: defaultData.backgroundColor));
+ properties
+ .add(ColorProperty('color', color, defaultValue: defaultData.color));
+ properties.add(ColorProperty('axisLineColor', axisLineColor,
+ defaultValue: defaultData.axisLineColor));
+ properties.add(ColorProperty('markerFillColor', markerFillColor,
+ defaultValue: defaultData.markerFillColor));
+ properties.add(ColorProperty(
+ 'dataLabelBackgroundColor', dataLabelBackgroundColor,
+ defaultValue: defaultData.dataLabelBackgroundColor));
+ properties.add(ColorProperty('tooltipColor', tooltipColor,
+ defaultValue: defaultData.tooltipColor));
+ properties.add(ColorProperty('trackballLineColor', trackballLineColor,
+ defaultValue: defaultData.trackballLineColor));
+ properties.add(ColorProperty('tooltipLabelColor', tooltipLabelColor,
+ defaultValue: defaultData.tooltipLabelColor));
+ properties.add(
+ DiagnosticsProperty('dataLabelTextStyle', dataLabelTextStyle,
+ defaultValue: defaultData.dataLabelTextStyle),
+ );
+ properties.add(
+ DiagnosticsProperty('trackballTextStyle', trackballTextStyle,
+ defaultValue: defaultData.trackballTextStyle),
+ );
+ }
+}
diff --git a/packages/syncfusion_flutter_datepicker/lib/src/date_picker/theme.dart b/packages/syncfusion_flutter_datepicker/lib/src/date_picker/theme.dart
new file mode 100644
index 000000000..4a12b6438
--- /dev/null
+++ b/packages/syncfusion_flutter_datepicker/lib/src/date_picker/theme.dart
@@ -0,0 +1,99 @@
+import 'package:flutter/material.dart';
+import 'package:syncfusion_flutter_core/theme.dart';
+
+/// [SfDateRangePickerThemeDataM2] this class provides material2 themeData.
+/// SfDateRangePickerThemeDataM2 class extends the 'SfDateRangePickerThemeData'
+/// class and customize the appearance of a mapping component based on th color
+/// scheme obtained from the provided [BuildContext].
+class SfDateRangePickerThemeDataM2 extends SfDateRangePickerThemeData {
+ /// This a constructor that takes a [BuildContext] as a parameter.This context
+ /// is used for obtaining the color scheme of the current theme.
+ SfDateRangePickerThemeDataM2(this.context);
+
+ /// Property that stores the provided [BuildContext]
+ /// context is later used to obtain the color scheme.
+ final BuildContext context;
+
+ /// A late-initialized property representing the color scheme obtained from
+ /// the current theme using the provided [BuildContext]
+ late final ColorScheme colorScheme = Theme.of(context).colorScheme;
+
+ @override
+ Color? get backgroundColor => Colors.transparent;
+
+ @override
+ Color? get headerBackgroundColor => colorScheme.brightness == Brightness.light
+ ? Colors.white
+ : Colors.grey[850];
+
+ @override
+ Color? get viewHeaderBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get weekNumberBackgroundColor =>
+ colorScheme.onSurface.withOpacity(0.08);
+
+ @override
+ Color? get selectionColor => colorScheme.primary;
+
+ @override
+ Color? get startRangeSelectionColor => colorScheme.primary;
+
+ @override
+ Color? get rangeSelectionColor => colorScheme.primary.withOpacity(0.1);
+
+ @override
+ Color? get endRangeSelectionColor => colorScheme.primary;
+
+ @override
+ Color? get todayHighlightColor => colorScheme.primary;
+}
+
+/// [SfDateRangePickerThemeDataM3] this class provides material3 themeData.
+/// SfDateRangePickerThemeDataM3 class extends the 'SfDateRangePickerThemeData'
+/// class and customize the appearance of a mapping component based on th color
+/// scheme obtained from the provided [BuildContext].
+class SfDateRangePickerThemeDataM3 extends SfDateRangePickerThemeData {
+ /// This a constructor that takes a [BuildContext] as a parameter.This context
+ /// is used for obtaining the color scheme of the current theme.
+ SfDateRangePickerThemeDataM3(this.context);
+
+ /// Property that stores the provided [BuildContext]
+ /// context is later used to obtain the color scheme.
+ final BuildContext context;
+
+ /// A late-initialized property representing the color scheme obtained from
+ /// the current theme using the provided [BuildContext]
+ late final ColorScheme colorScheme = Theme.of(context).colorScheme;
+
+ @override
+ Color? get backgroundColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(238, 232, 244, 1)
+ : const Color.fromRGBO(48, 45, 56, 1);
+
+ @override
+ Color? get headerBackgroundColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(238, 232, 244, 1)
+ : const Color.fromRGBO(48, 45, 56, 1);
+
+ @override
+ Color? get viewHeaderBackgroundColor => Colors.transparent;
+
+ @override
+ Color? get weekNumberBackgroundColor => colorScheme.surfaceVariant;
+
+ @override
+ Color? get selectionColor => colorScheme.primary;
+
+ @override
+ Color? get startRangeSelectionColor => colorScheme.primary;
+
+ @override
+ Color? get rangeSelectionColor => colorScheme.primary.withOpacity(0.12);
+
+ @override
+ Color? get endRangeSelectionColor => colorScheme.primary;
+
+ @override
+ Color? get todayHighlightColor => colorScheme.primary;
+}
diff --git a/packages/syncfusion_flutter_maps/lib/src/theme.dart b/packages/syncfusion_flutter_maps/lib/src/theme.dart
new file mode 100644
index 000000000..50bec1810
--- /dev/null
+++ b/packages/syncfusion_flutter_maps/lib/src/theme.dart
@@ -0,0 +1,160 @@
+import 'package:flutter/material.dart';
+import 'package:syncfusion_flutter_core/theme.dart';
+
+/// [SfMapsThemeDataM2] this class provides material2 themeData.
+/// SfMapsThemeDataM2 class extends the 'SfMapsThemeData' class and customize
+/// the appearance of a mapping component based on th color scheme obtained from
+/// the provided [BuildContext].
+class SfMapsThemeDataM2 extends SfMapsThemeData {
+ /// This a constructor that takes a [BuildContext] as a parameter.This context
+ /// is used for obtaining the color scheme of the current theme.
+ SfMapsThemeDataM2(this.context);
+
+ /// Property that stores the provided [BuildContext]
+ /// context is later used to obtain the color scheme.
+ final BuildContext context;
+
+ /// A late-initialized property representing the color scheme obtained from
+ /// the current theme using the provided [BuildContext]
+ late final ColorScheme colorScheme = Theme.of(context).colorScheme;
+
+ /// Specifies the sub layer color of the maps widgets.
+ Color get subLayerColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(198, 198, 198, 1)
+ : const Color.fromRGBO(71, 71, 71, 1);
+
+ /// Specifies the sub layer stroke color of the maps widgets.
+ Color get subLayerStrokeColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(145, 145, 145, 1)
+ : const Color.fromRGBO(133, 133, 133, 1);
+
+ /// Specifies the sub layer width of the maps widgets.
+ double get subLayerStrokeWidth =>
+ colorScheme.brightness == Brightness.light ? 0.5 : 0.25;
+
+ @override
+ Color? get layerColor => (colorScheme.brightness == Brightness.light
+ ? colorScheme.onSurface.withOpacity(0.11)
+ : colorScheme.onSurface.withOpacity(0.24));
+
+ @override
+ Color? get layerStrokeColor => (colorScheme.brightness == Brightness.light
+ ? colorScheme.onSurface.withOpacity(0.18)
+ : colorScheme.onSurface.withOpacity(0.43));
+
+ @override
+ Color? get markerIconColor => (colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(98, 0, 238, 1)
+ : const Color.fromRGBO(187, 134, 252, 1));
+
+ @override
+ Color? get bubbleColor => (colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(98, 0, 238, 0.5)
+ : const Color.fromRGBO(187, 134, 252, 0.8));
+
+ @override
+ Color? get bubbleStrokeColor => Colors.transparent;
+
+ @override
+ Color? get selectionColor => (colorScheme.brightness == Brightness.light
+ ? colorScheme.onSurface.withOpacity(0.53)
+ : colorScheme.onSurface.withOpacity(0.85));
+
+ @override
+ Color? get selectionStrokeColor => (colorScheme.brightness == Brightness.light
+ ? colorScheme.onPrimary.withOpacity(0.29)
+ : colorScheme.surface.withOpacity(0.56));
+
+ @override
+ Color? get tooltipColor => (colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(117, 117, 117, 1)
+ : const Color.fromRGBO(245, 245, 245, 1));
+
+ @override
+ Color? get toggledItemColor => (colorScheme.brightness == Brightness.light
+ ? colorScheme.onPrimary
+ : colorScheme.onSurface.withOpacity(0.09));
+
+ @override
+ Color? get toggledItemStrokeColor =>
+ (colorScheme.brightness == Brightness.light
+ ? colorScheme.onSurface.withOpacity(0.37)
+ : colorScheme.onSurface.withOpacity(0.17));
+}
+
+/// [SfMapsThemeDataM3] this class provides material3 themeData.
+/// SfMapsThemeDataM2 class extends the 'SfMapsThemeData' class and customize
+/// the appearance of a mapping component based on th color scheme obtained from
+/// the provided [BuildContext].
+class SfMapsThemeDataM3 extends SfMapsThemeData {
+ /// This a constructor that takes a [BuildContext] as a parameter.This context
+ /// is used for obtaining the color scheme of the current theme.
+ SfMapsThemeDataM3(this.context);
+
+ /// Property that stores the provided [BuildContext]
+ /// context is later used to obtain the color scheme.
+ final BuildContext context;
+
+ /// A late-initialized property representing the color scheme obtained from
+ /// the current theme using the provided [BuildContext]
+ late final ColorScheme colorScheme = Theme.of(context).colorScheme;
+
+ /// Specifies the sub layer color of the maps widgets.
+ Color get subLayerColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(198, 198, 198, 1)
+ : const Color.fromRGBO(71, 71, 71, 1);
+
+ /// Specifies the sub layer stroke color of the maps widgets.
+ Color get subLayerStrokeColor => colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(145, 145, 145, 1)
+ : const Color.fromRGBO(133, 133, 133, 1);
+
+ /// Specifies the sub layer width of the maps widgets.
+ double get subLayerStrokeWidth =>
+ colorScheme.brightness == Brightness.light ? 0.5 : 0.25;
+
+ @override
+ Color? get layerColor => (colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(231, 224, 236, 1)
+ : const Color.fromRGBO(54, 50, 59, 1));
+
+ @override
+ Color? get layerStrokeColor => (colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(202, 196, 208, 1)
+ : const Color.fromRGBO(73, 69, 79, 1));
+
+ @override
+ Color? get markerIconColor => colorScheme.primary;
+
+ @override
+ Color? get bubbleColor => (colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(255, 180, 0, 0.4)
+ : const Color.fromRGBO(201, 88, 142, 0.4));
+
+ @override
+ Color? get bubbleStrokeColor => const Color.fromRGBO(255, 255, 255, 0.4);
+
+ @override
+ Color? get selectionColor => (colorScheme.brightness == Brightness.light
+ ? const Color.fromRGBO(202, 196, 208, 1)
+ : const Color.fromRGBO(73, 69, 79, 1));
+
+ @override
+ Color? get selectionStrokeColor => (colorScheme.brightness == Brightness.light
+ ? colorScheme.onPrimary.withOpacity(0.29)
+ : const Color.fromRGBO(73, 69, 79, 1));
+
+ @override
+ Color? get tooltipColor => colorScheme.inverseSurface;
+
+ @override
+ Color? get toggledItemColor => (colorScheme.brightness == Brightness.light
+ ? colorScheme.onPrimary
+ : colorScheme.onSurface.withOpacity(0.09));
+
+ @override
+ Color? get toggledItemStrokeColor =>
+ (colorScheme.brightness == Brightness.light
+ ? colorScheme.onSurface.withOpacity(0.37)
+ : colorScheme.onSurface.withOpacity(0.17));
+}
diff --git a/packages/syncfusion_flutter_officechart/example/lib/helper/save_file_mobile.dart b/packages/syncfusion_flutter_officechart/example/lib/helper/save_file_mobile.dart
new file mode 100644
index 000000000..c7ddbff8b
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/example/lib/helper/save_file_mobile.dart
@@ -0,0 +1,37 @@
+import 'dart:io';
+
+import 'package:open_file/open_file.dart' as open_file;
+import 'package:path_provider/path_provider.dart' as path_provider;
+// ignore: depend_on_referenced_packages
+import 'package:path_provider_platform_interface/path_provider_platform_interface.dart';
+
+///To save the Excel file in the device
+///To save the Excel file in the device
+Future saveAndLaunchFile(List bytes, String fileName) async {
+ //Get the storage folder location using path_provider package.
+ String? path;
+ if (Platform.isAndroid ||
+ Platform.isIOS ||
+ Platform.isLinux ||
+ Platform.isWindows) {
+ final Directory directory =
+ await path_provider.getApplicationSupportDirectory();
+ path = directory.path;
+ } else {
+ path = await PathProviderPlatform.instance.getApplicationSupportPath();
+ }
+ final File file =
+ File(Platform.isWindows ? '$path\\$fileName' : '$path/$fileName');
+ await file.writeAsBytes(bytes, flush: true);
+ if (Platform.isAndroid || Platform.isIOS) {
+ //Launch the file (used open_file package)
+ await open_file.OpenFile.open('$path/$fileName');
+ } else if (Platform.isWindows) {
+ await Process.run('start', ['$path\\$fileName'], runInShell: true);
+ } else if (Platform.isMacOS) {
+ await Process.run('open', ['$path/$fileName'], runInShell: true);
+ } else if (Platform.isLinux) {
+ await Process.run('xdg-open', ['$path/$fileName'],
+ runInShell: true);
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/example/lib/helper/save_file_web.dart b/packages/syncfusion_flutter_officechart/example/lib/helper/save_file_web.dart
new file mode 100644
index 000000000..a455ce682
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/example/lib/helper/save_file_web.dart
@@ -0,0 +1,15 @@
+///Dart imports
+import 'dart:async';
+import 'dart:convert';
+// ignore: avoid_web_libraries_in_flutter
+import 'dart:html';
+
+///To save the Excel file in the device
+///To save the Excel file in the device
+Future saveAndLaunchFile(List bytes, String fileName) async {
+ AnchorElement(
+ href:
+ 'data:application/octet-stream;charset=utf-16le;base64,${base64.encode(bytes)}')
+ ..setAttribute('download', fileName)
+ ..click();
+}
diff --git a/packages/syncfusion_flutter_officechart/example/lib/main.dart b/packages/syncfusion_flutter_officechart/example/lib/main.dart
new file mode 100644
index 000000000..58767f751
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/example/lib/main.dart
@@ -0,0 +1,179 @@
+import 'package:flutter/material.dart';
+// ignore: depend_on_referenced_packages
+import 'package:syncfusion_flutter_xlsio/xlsio.dart' hide Column;
+import 'package:syncfusion_officechart/officechart.dart';
+
+//Local imports
+import 'helper/save_file_mobile.dart'
+ if (dart.library.html) 'helper/save_file_web.dart';
+
+void main() {
+ runApp(CreateOfficeChartWidget());
+}
+
+/// Represents the office chart widget class.
+class CreateOfficeChartWidget extends StatelessWidget {
+ @override
+ Widget build(BuildContext context) {
+ return const MaterialApp(
+ home: CreateOfficeChartStatefulWidget(title: 'Create Excel document'),
+ );
+ }
+}
+
+/// Represents the office chart stateful widget class.
+class CreateOfficeChartStatefulWidget extends StatefulWidget {
+ /// Initalize the instance of the [CreateOfficeChartStatefulWidget] class.
+ const CreateOfficeChartStatefulWidget({Key? key, required this.title})
+ : super(key: key);
+
+ /// title.
+ final String title;
+ @override
+ // ignore: library_private_types_in_public_api
+ _CreateOfficeChartState createState() => _CreateOfficeChartState();
+}
+
+class _CreateOfficeChartState extends State {
+ @override
+ Widget build(BuildContext context) {
+ return Scaffold(
+ appBar: AppBar(
+ title: Text(widget.title),
+ ),
+ body: Center(
+ child: Column(
+ mainAxisAlignment: MainAxisAlignment.center,
+ children: [
+ TextButton(
+ style: TextButton.styleFrom(
+ foregroundColor: Colors.white,
+ backgroundColor: Colors.lightBlue,
+ disabledForegroundColor: Colors.grey,
+ ),
+ onPressed: generateOfficeChart,
+ child: const Text('Generate Excel Chart'),
+ )
+ ],
+ ),
+ ),
+ );
+ }
+
+ Future generateOfficeChart() async {
+ //Create a Excel document.
+
+ //Creating a workbook.
+ final Workbook workbook = Workbook(0);
+ //Adding a Sheet with name to workbook.
+ final Worksheet sheet1 = workbook.worksheets.addWithName('Budget');
+ sheet1.showGridlines = false;
+
+ sheet1.enableSheetCalculations();
+ sheet1.getRangeByIndex(1, 1).columnWidth = 19.86;
+ sheet1.getRangeByIndex(1, 2).columnWidth = 14.38;
+ sheet1.getRangeByIndex(1, 3).columnWidth = 12.98;
+ sheet1.getRangeByIndex(1, 4).columnWidth = 12.08;
+ sheet1.getRangeByIndex(1, 5).columnWidth = 8.82;
+ sheet1.getRangeByName('A1:A18').rowHeight = 20.2;
+
+ //Adding cell style.
+ final Style style1 = workbook.styles.add('Style1');
+ style1.backColor = '#D9E1F2';
+ style1.hAlign = HAlignType.left;
+ style1.vAlign = VAlignType.center;
+ style1.bold = true;
+
+ final Style style2 = workbook.styles.add('Style2');
+ style2.backColor = '#8EA9DB';
+ style2.vAlign = VAlignType.center;
+ style2.numberFormat = r'[Red](\$#,###)';
+ style2.bold = true;
+
+ sheet1.getRangeByName('A10').cellStyle = style1;
+ sheet1.getRangeByName('B10:D10').cellStyle.backColor = '#D9E1F2';
+ sheet1.getRangeByName('B10:D10').cellStyle.hAlign = HAlignType.right;
+ sheet1.getRangeByName('B10:D10').cellStyle.vAlign = VAlignType.center;
+ sheet1.getRangeByName('B10:D10').cellStyle.bold = true;
+
+ sheet1.getRangeByName('A11:A17').cellStyle.vAlign = VAlignType.center;
+ sheet1.getRangeByName('A11:D17').cellStyle.borders.bottom.lineStyle =
+ LineStyle.thin;
+ sheet1.getRangeByName('A11:D17').cellStyle.borders.bottom.color = '#BFBFBF';
+
+ sheet1.getRangeByName('D18').cellStyle = style2;
+ sheet1.getRangeByName('D18').cellStyle.vAlign = VAlignType.center;
+ sheet1.getRangeByName('A18:C18').cellStyle.backColor = '#8EA9DB';
+ sheet1.getRangeByName('A18:C18').cellStyle.vAlign = VAlignType.center;
+ sheet1.getRangeByName('A18:C18').cellStyle.bold = true;
+ sheet1.getRangeByName('A18:C18').numberFormat = r'\$#,###';
+
+ sheet1.getRangeByIndex(10, 1).setText('Category');
+ sheet1.getRangeByIndex(10, 2).setText('Expected cost');
+ sheet1.getRangeByIndex(10, 3).setText('Actual Cost');
+ sheet1.getRangeByIndex(10, 4).setText('Difference');
+ sheet1.getRangeByIndex(11, 1).setText('Venue');
+ sheet1.getRangeByIndex(12, 1).setText('Seating & Decor');
+ sheet1.getRangeByIndex(13, 1).setText('Technical team');
+ sheet1.getRangeByIndex(14, 1).setText('Performers');
+ sheet1.getRangeByIndex(15, 1).setText("Performer's transport");
+ sheet1.getRangeByIndex(16, 1).setText("Performer's stay");
+ sheet1.getRangeByIndex(17, 1).setText('Marketing');
+ sheet1.getRangeByIndex(18, 1).setText('Total');
+
+ sheet1.getRangeByName('B11:D17').numberFormat = r'\$#,###';
+ sheet1.getRangeByName('D11').numberFormat = r'[Red](\$#,###)';
+ sheet1.getRangeByName('D12').numberFormat = r'[Red](\$#,###)';
+ sheet1.getRangeByName('D14').numberFormat = r'[Red](\$#,###)';
+
+ sheet1.getRangeByName('B11').setNumber(16250);
+ sheet1.getRangeByName('B12').setNumber(1600);
+ sheet1.getRangeByName('B13').setNumber(1000);
+ sheet1.getRangeByName('B14').setNumber(12400);
+ sheet1.getRangeByName('B15').setNumber(3000);
+ sheet1.getRangeByName('B16').setNumber(4500);
+ sheet1.getRangeByName('B17').setNumber(3000);
+ sheet1.getRangeByName('B18').setFormula('=SUM(B11:B17)');
+
+ sheet1.getRangeByName('C11').setNumber(17500);
+ sheet1.getRangeByName('C12').setNumber(1828);
+ sheet1.getRangeByName('C13').setNumber(800);
+ sheet1.getRangeByName('C14').setNumber(14000);
+ sheet1.getRangeByName('C15').setNumber(2600);
+ sheet1.getRangeByName('C16').setNumber(4464);
+ sheet1.getRangeByName('C17').setNumber(2700);
+ sheet1.getRangeByName('C18').setFormula('=SUM(C11:C17)');
+
+ sheet1.getRangeByName('D11').setFormula('=IF(C11>B11,C11-B11,B11-C11)');
+ sheet1.getRangeByName('D12').setFormula('=IF(C12>B12,C12-B12,B12-C12)');
+ sheet1.getRangeByName('D13').setFormula('=IF(C13>B13,C13-B13,B13-C13)');
+ sheet1.getRangeByName('D14').setFormula('=IF(C14>B14,C14-B14,B14-C14)');
+ sheet1.getRangeByName('D15').setFormula('=IF(C15>B15,C15-B15,B15-C15)');
+ sheet1.getRangeByName('D16').setFormula('=IF(C16>B16,C16-B16,B16-C16)');
+ sheet1.getRangeByName('D17').setFormula('=IF(C17>B17,C17-B17,B17-C17)');
+ sheet1.getRangeByName('D18').setFormula('=IF(C18>B18,C18-B18,B18-C18)');
+
+ // Create chart collection for worksheet.
+ final ChartCollection charts = ChartCollection(sheet1);
+
+ // Add a chart to the chart collection.
+ final Chart chart = charts.add();
+ chart.chartType = ExcelChartType.pie;
+ chart.dataRange = sheet1.getRangeByName('A11:B17');
+ chart.isSeriesInRows = false;
+ chart.chartTitle = 'Event Expenses';
+ chart.chartTitleArea.bold = true;
+ chart.chartTitleArea.size = 16;
+ chart.topRow = 1;
+ chart.bottomRow = 10;
+ chart.leftColumn = 1;
+ chart.rightColumn = 5;
+ sheet1.charts = charts;
+
+ //Save and launch Excel.
+ final List bytes = workbook.saveAsStream();
+ workbook.dispose();
+
+ await saveAndLaunchFile(bytes, 'ExpenseReport.xlsx');
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/officechart.dart b/packages/syncfusion_flutter_officechart/lib/officechart.dart
new file mode 100644
index 000000000..4dbe8817b
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/officechart.dart
@@ -0,0 +1,28 @@
+library officechart;
+
+import 'dart:convert';
+import 'dart:core';
+
+import 'package:archive/archive.dart';
+
+import 'package:syncfusion_flutter_xlsio/xlsio.dart';
+import 'package:xml/xml.dart';
+
+part 'src/chart/chart_axis.dart';
+part 'src/chart/chart_category_axis.dart';
+part 'src/chart/chart_collection.dart';
+part 'src/chart/chart_datalabel.dart';
+part 'src/chart/chart_enum.dart';
+//Src
+part 'src/chart/chart_impl.dart';
+part 'src/chart/chart_legend.dart';
+part 'src/chart/chart_plotarea.dart';
+part 'src/chart/chart_serialization.dart';
+part 'src/chart/chart_format.dart';
+part 'src/chart/chart_fomat_impl.dart';
+part 'src/chart/chart_serie.dart';
+part 'src/chart/chart_serie_dataformat.dart';
+part 'src/chart/chartserie_dataformat_impl.dart';
+part 'src/chart/chart_series_collection.dart';
+part 'src/chart/chart_text_area.dart';
+part 'src/chart/chart_value_axis.dart';
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_axis.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_axis.dart
new file mode 100644
index 000000000..79add9163
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_axis.dart
@@ -0,0 +1,80 @@
+part of officechart;
+
+/// Represents an axis on the chart.
+class ChartAxis {
+ /// Represents the parent chart.
+ late Chart _parentChart;
+
+ /// Represent the chart text area object.
+ ChartTextArea? _titleArea;
+
+ /// Represents number format.
+ late String numberFormat;
+
+ /// Represents minimumvalue of Axis.
+ double _minimumValue = 0;
+
+ /// Represents maximum value of Axis.
+ double _maximumValue = 0;
+
+ /// Gets or sets a boolean value indicating if the axis has major grid lines.
+ bool hasMajorGridLines = false;
+
+ /// Automatic minimum selected.
+ bool _isAutoMin = true;
+
+ /// Automatic minimum selected.
+ bool _isAutoMax = true;
+
+ /// Gets chart text area object.
+ ChartTextArea get titleArea {
+ _titleArea ??= ChartTextArea(_parentChart);
+
+ return _titleArea!;
+ }
+
+ /// Sets chart text area object.
+ set titleArea(ChartTextArea? value) {
+ _titleArea = value;
+ }
+
+ /// Gets chart axis title.
+ String? get title {
+ if (_titleArea == null) {
+ return null;
+ }
+ return _titleArea!.text;
+ }
+
+ /// Sets chart axis title.
+ set title(String? value) {
+ titleArea.text = value;
+ }
+
+ /// Gets indicates whether chart axis have title or not.
+ bool get _hasAxisTitle {
+ return _titleArea != null;
+ }
+
+ /// Represents minimumvalue of Axis.
+ double get minimumValue {
+ return _minimumValue;
+ }
+
+ /// Sets minimumvalue of Axis.
+ set minimumValue(double value) {
+ _minimumValue = value;
+ _isAutoMin = false;
+ }
+
+ /// Represents maximumvalue of Axis.
+ double get maximumValue {
+ return _maximumValue;
+ }
+
+ /// Sets maximumvalue of Axis.
+ set maximumValue(double value) {
+ _maximumValue = value;
+ _isAutoMax = false;
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_category_axis.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_category_axis.dart
new file mode 100644
index 000000000..f8f229e1a
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_category_axis.dart
@@ -0,0 +1,32 @@
+part of officechart;
+
+/// Represents an axis on the chart.
+class ChartCategoryAxis extends ChartAxis {
+ /// Create an instances of [ChartCategoryAxis] class.
+ ChartCategoryAxis(Worksheet worksheet, Chart chart) {
+ _sheet = worksheet;
+ _chart = chart;
+ super._parentChart = _chart;
+ }
+
+ /// Parent worksheet.
+ // ignore: unused_field
+ late Worksheet _sheet;
+
+ /// True to cut unused plot area. otherwise False. Default for area and surface charts.
+ // ignore: prefer_final_fields
+ bool _isBetween = false;
+
+ /// Parent chart.
+ late Chart _chart;
+
+ /// sets the category labels for the chart.
+ // ignore: avoid_setters_without_getters
+ set _categoryLabels(Range? value) {
+ final ChartSeriesCollection coll = _chart.series;
+ final int iLen = coll.count;
+ for (int i = 0; i < iLen; i++) {
+ coll[i]._categoryLabels = value;
+ }
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_collection.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_collection.dart
new file mode 100644
index 000000000..2db25e8ad
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_collection.dart
@@ -0,0 +1,108 @@
+part of officechart;
+
+/// Represents the worksheet rows.
+class ChartCollection extends ChartHelper {
+ /// Create a instance of [ChartCollection] class.
+ ///
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// ```
+ ChartCollection(Worksheet worksheet) {
+ _worksheet = worksheet;
+ _innerList = [];
+ }
+
+ /// Parent worksheet.
+ late Worksheet _worksheet;
+
+ /// Represents parent worksheet.
+ Worksheet get worksheet {
+ return _worksheet;
+ }
+
+ /// Parent Serializer
+ ChartSerialization? _chartSerialization;
+
+ /// Inner list.
+ late List _innerList;
+
+ /// Represents the innerlist
+ List get innerList {
+ return _innerList;
+ }
+
+ /// Returns the count of chart collection.
+ int get count {
+ return _innerList.length;
+ }
+
+ /// Indexer of the class
+ Chart operator [](dynamic index) => innerList[index];
+
+ /// Add chart to the chart collection.
+ ///
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// ChartCollection chart = ChartCollection(sheet);
+ /// chart.add();
+ /// sheet.charts = chart;
+ /// List bytes = workbook.saveAsStream();
+ /// File('EmptyChart.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ Chart add() {
+ final Chart chart = Chart(_worksheet);
+ chart._series = ChartSeriesCollection(_worksheet, chart);
+ chart._primaryCategoryAxis = ChartCategoryAxis(_worksheet, chart);
+ chart._primaryValueAxis = ChartValueAxis(_worksheet, chart);
+ chart._primaryValueAxis.hasMajorGridLines = true;
+ chart._plotArea = ChartPlotArea(_worksheet, chart);
+ innerList.add(chart);
+ chart.name = 'Chart${innerList.length}';
+ chart.index = innerList.length;
+ chart.topRow = 0;
+ chart.bottomRow = 19;
+ chart.leftColumn = 0;
+ chart.rightColumn = 9;
+ chart.primaryCategoryAxis.numberFormat = 'General';
+ chart.primaryValueAxis.numberFormat = 'General';
+ _worksheet.chartCount++;
+ return chart;
+ }
+
+ /// Serialize the charts.
+ @override
+ void serializeChartsSync(Worksheet sheet) {
+ _chartSerialization ??= ChartSerialization(sheet.workbook);
+
+ _chartSerialization!._saveCharts(sheet);
+ }
+
+ /// Serialize the charts.
+ @override
+ Future serializeCharts(Worksheet sheet) async {
+ _chartSerialization ??= ChartSerialization(sheet.workbook);
+
+ _chartSerialization!._saveChartsAsync(sheet);
+ }
+
+ /// Serialize the chart drawings.
+ @override
+ void serializeChartDrawingSync(XmlBuilder builder, Worksheet sheet) {
+ _chartSerialization ??= ChartSerialization(sheet.workbook);
+
+ _chartSerialization!._serializeChartDrawing(builder, sheet);
+ }
+
+ /// Serialize the chart drawings.
+ @override
+ Future serializeChartDrawing(
+ XmlBuilder builder, Worksheet sheet) async {
+ _chartSerialization ??= ChartSerialization(sheet.workbook);
+
+ _chartSerialization!._serializeChartDrawingAsync(builder, sheet);
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_datalabel.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_datalabel.dart
new file mode 100644
index 000000000..25494e487
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_datalabel.dart
@@ -0,0 +1,41 @@
+part of officechart;
+
+/// Represents the Chart data labels class.
+class ChartDataLabels {
+ /// Create an instances of [ChartDataLabels] class.
+ ChartDataLabels(ChartSerie serie) {
+ _parentSerie = serie;
+ }
+
+ /// Gets or sets a boolean value indicating whether
+ /// to display data label values.
+ bool isValue = false;
+
+ /// Gets or sets a boolean value indicating whether to display
+ /// category name for data labels.
+ bool isCategoryName = false;
+
+ /// Gets or sets a boolean value indicating whether to display series name for data labels.
+ bool isSeriesName = false;
+
+ /// Represent the chart text area object.
+ ChartTextArea? _textArea;
+
+ /// Represents number format.
+ String? numberFormat;
+
+ /// Represent parent Serie.
+ late ChartSerie _parentSerie;
+
+ /// Gets chart text area object.
+ ChartTextArea get textArea {
+ _textArea ??= ChartTextArea(_parentSerie);
+
+ return _textArea!;
+ }
+
+ /// Sets chart text area object.
+ set textArea(ChartTextArea value) {
+ _textArea = value;
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_enum.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_enum.dart
new file mode 100644
index 000000000..640a4ccef
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_enum.dart
@@ -0,0 +1,199 @@
+part of officechart;
+
+/// Specifies the chart type.
+enum ExcelChartType {
+ /// Represents the clustered column chart.
+ column,
+
+ /// Represnts the 3D column chart
+ column3D,
+
+ /// Represents the column stacked chart.
+ columnStacked,
+
+ /// Represents the 100% stacked column chart.
+ columnStacked100,
+
+ /// Represents the 3D clustered column chart.
+ columnClustered3D,
+
+ /// Represents the 3D stacked column chart.
+ columnStacked3D,
+
+ /// Represents the 3D 100% stacked column chart.
+ columnStacked1003D,
+
+ /// Represents the clustered bar chart.
+ bar,
+
+ /// Represents the bar stacked chart.
+ barStacked,
+
+ /// Represents the 100% stacked bar chart.
+ barStacked100,
+
+ /// Represents the 3D stacked bar chart.
+ barStacked3D,
+
+ /// Represents the 3D clustered bar chart.
+ barClustered3D,
+
+ /// Represents the 3D 100% stacked bar chart.
+ barStacked1003D,
+
+ /// Represents the line chart.
+ line,
+
+ /// Represents the line stacked chart.
+ lineStacked,
+
+ /// Represents the 100% stacked line chart.
+ lineStacked100,
+
+ /// Represents the line chart with markers.
+ lineMarkers,
+
+ /// Represents the stacked line chart with markers.
+ lineMarkersStacked,
+
+ /// Represents the 100% stacked line chart with markers.
+ lineMarkersStacked100,
+
+ /// Represents the 3D line chart.
+ line3D,
+
+ /// Represents the Pie chart.
+ pie,
+
+ /// Represents the Pie chart.
+ pie3D,
+
+ /// Represents the pie of pie chart.
+ pieOfPie,
+
+ /// Represents the bar of pie chart.
+ pieBar,
+
+ /// Represents the area chart.
+ area,
+
+ /// Represents the stacked area chart.
+ areaStacked,
+
+ /// Represents the 100% stacked area chart.
+ areaStacked100,
+
+ /// Represents the stock chart with high, low and close values.
+ stockHighLowClose,
+
+ /// Represents the stock chart with open, high, low and close values.
+ stockOpenHighLowClose,
+
+ /// Represents the stock chart with volume, high, low and close values.
+ stockVolumeHighLowClose,
+
+ /// Represents the stock chart with volume, open, high, low and close values.
+ stockVolumeOpenHighLowClose,
+
+ /// Represents the doughnut chart.
+ doughnut,
+
+ /// Represents the doughnut Exploded chart.
+ doughnutExploded,
+}
+
+/// Specifies the line pattern for the border.
+enum ExcelChartLinePattern {
+ /// Solid line.
+ solid,
+
+ /// Dashed line.
+ dash,
+
+ /// Alternating long dashed line.
+ longDash,
+
+ /// Rounded Dotted line.
+ roundDot,
+
+ /// Squared Dotted line.
+ squareDot,
+
+ /// Alternating dashes and dots.
+ dashDot,
+
+ /// Alternating long dashes and dots.
+ longDashDot,
+
+ /// Long Dash followed by two dots.
+ longDashDotDot,
+
+ /// No line.
+ none,
+}
+
+/// Specifies the position of the legend on a chart.
+enum ExcelLegendPosition {
+ ///Represents the bottom of the chart.
+ bottom,
+
+ ///Represents the upper right-hand corner of the chart border.
+ corner,
+
+ ///Represents the top of the chart.
+ top,
+
+ ///Represents the right of the chart.
+ right,
+
+ ///Represents the left of the chart.
+ left,
+
+ ///Represents the NotDocked option.
+ notDocked,
+}
+
+/// Specifies the axis types for charts in Excel.
+enum ExcelAxisType {
+ /// Axis displays categories.
+ category,
+
+ /// Axis displays values.
+ value,
+
+ /// Axis displays data series.
+ serie,
+}
+
+/// Specifies the marker style for a point or series in a line chart, scatter chart, or radar chart.
+enum ExcelChartMarkerType {
+ /// Represents no markers.
+ none,
+
+ /// Represents square markers.
+ square,
+
+ /// Represents circular marker
+ circle,
+
+ /// Represents diamond shaped markers.
+ diamond,
+
+ /// Represents triangle markers.
+ triangle,
+
+ /// Represents square markers with X.
+ xSquare,
+
+ /// Represents dow jones style custom marker
+ dowJones,
+
+ /// Represents plus sign marker
+ plusSign,
+
+ /// Represents square markers with asterisk
+ starSquare,
+
+ /// Represents standard deviation style custome marker
+ standardDeviation,
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_fomat_impl.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_fomat_impl.dart
new file mode 100644
index 000000000..bae84bcc7
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_fomat_impl.dart
@@ -0,0 +1,129 @@
+part of officechart;
+
+///Represents chart format implement class
+class _ChartformatImpl implements ChartFormat {
+ /// Create an instances of [_ChartformatImpl] class.
+ _ChartformatImpl(Chart chart) {
+ _firstSliceAngle = 0;
+ _doughnutHoleSize = 75;
+ _gapWidth = 150;
+ _gapDepth = 150;
+ _pieSecondSize = 75;
+ _chart = chart;
+ }
+
+ /// Represents the angle of the first pie-chart or dough-nut chart slice, in degrees (clockwise from vertical).
+ /// Can be a value from 0 through 360.
+ late int _firstSliceAngle;
+
+ /// Represents the hole size is expressed as a percentage of the chart size, between 10 and 90 percent.
+ late int _doughnutHoleSize;
+
+ /// Represents the space between bar/column clusters, as a percentage of the bar/column width in bar/column charts.
+ /// Represents the space between the primary and secondary sections, in Pie of Pie and Bar of Pie charts.
+ late int _gapWidth;
+
+ /// Represents or sets the distance between the data series in a 3-D chart, as a percentage of the marker width.( 0 - 500 )
+ late int _gapDepth;
+
+ /// Represents percentage of the size of the secondary pie. ( 5 - 200 ).
+ late int _pieSecondSize;
+
+ /// Parent chart.
+ late Chart _chart;
+
+ ///Get first slice angle
+ @override
+ int get firstSliceAngle {
+ return _firstSliceAngle;
+ }
+
+ ///Set first slice angle
+ @override
+ set firstSliceAngle(int value) {
+ if (value < 0 || value > 360) {
+ throw Exception('First slice angle');
+ }
+ for (int i = 0; i < _chart.series.count; i++) {
+ final ChartSerie serie1 = _chart.series[i];
+ (serie1.serieFormat.commonSerieOptions as _ChartformatImpl)
+ ._firstSliceAngle = value;
+ }
+ }
+
+ ///Get doughnut chart hole size
+ @override
+ int get holeSizePercent {
+ return _doughnutHoleSize;
+ }
+
+ ///Set doughnut chart hole size
+ @override
+ set holeSizePercent(int value) {
+ if (value < 0 || value > 90) {
+ throw Exception('DonutHoleSize');
+ }
+ for (int i = 0; i < _chart.series.count; i++) {
+ final ChartSerie serie1 = _chart.series[i];
+ (serie1.serieFormat.commonSerieOptions as _ChartformatImpl)
+ ._doughnutHoleSize = value;
+ }
+ }
+
+ ///Get gap width for chart series
+ @override
+ int get gapWidth {
+ return _gapWidth;
+ }
+
+ ///Set gapWidth for chart series
+ @override
+ set gapWidth(int value) {
+ if (value < 0 || value > 500) {
+ throw Exception('gapWidth');
+ }
+ for (int i = 0; i < _chart.series.count; i++) {
+ final ChartSerie serie1 = _chart.series[i];
+ (serie1.serieFormat.commonSerieOptions as _ChartformatImpl)._gapWidth =
+ value;
+ }
+ }
+
+ ///Get second pie/bar size
+ @override
+ int get pieSecondSize {
+ return _pieSecondSize;
+ }
+
+ ///Set second pie/bar size
+ @override
+ set pieSecondSize(int value) {
+ if (value < 0 || value > 200) {
+ throw Exception('gapWidth');
+ }
+ for (int i = 0; i < _chart.series.count; i++) {
+ final ChartSerie serie1 = _chart.series[i];
+ (serie1.serieFormat.commonSerieOptions as _ChartformatImpl)
+ ._pieSecondSize = value;
+ }
+ }
+
+ ///Get gap depth for chart series
+ @override
+ int get gapDepth {
+ return _gapDepth;
+ }
+
+ ///Set gap depth for chart series
+ @override
+ set gapDepth(int value) {
+ if (value < 0 || value > 500) {
+ throw Exception('gapDepth');
+ }
+ for (int i = 0; i < _chart.series.count; i++) {
+ final ChartSerie serie1 = _chart.series[i];
+ (serie1.serieFormat.commonSerieOptions as _ChartformatImpl)._gapDepth =
+ value;
+ }
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_format.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_format.dart
new file mode 100644
index 000000000..ab36f046f
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_format.dart
@@ -0,0 +1,21 @@
+part of officechart;
+
+///Represents chart format
+class ChartFormat {
+ /// Represents the angle of first slice in a doughnut or pie chart., in degrees (clockwise from vertical).
+ /// Can be a value from 0 through 360.
+ late int firstSliceAngle;
+
+ /// Represents the hole size percentage of a doughnut chart., between 10 and 90 percent.
+ late int holeSizePercent;
+
+ /// Represents the space between bar/column clusters, as a percentage of the bar/column width in bar/column charts.
+ /// Represents the space between the primary and secondary sections, in Pie of Pie and Bar of Pie charts.
+ late int gapWidth;
+
+ /// Represents the distance between the data series in a 3-D chart, as a percentage of the marker width.( 0 - 500 );
+ late int gapDepth;
+
+ /// Represents percentage of the size of the secondary pie. ( 5 - 200 ).
+ late int pieSecondSize;
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_impl.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_impl.dart
new file mode 100644
index 000000000..f6f39a720
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_impl.dart
@@ -0,0 +1,1156 @@
+part of officechart;
+
+/// Represents a chart sheet in the workbook.
+class Chart {
+ /// Create an instances of [Chart] class.
+ Chart(Worksheet sheet) {
+ _worksheet = sheet;
+ _createChartTitle();
+ hasLegend = true;
+ }
+
+ /// Represents chart plot area.
+ ChartPlotArea? _plotArea;
+
+ /// Parent worksheet.
+ late Worksheet _worksheet;
+
+ /// DataRange for the chart series.
+ Range? _dataRange;
+
+ /// DataRange for the chart serieValues used in helper methods.
+ Range? _serieValue;
+
+ /// True if series are in rows in DataRange;
+ /// otherwise False.
+ bool _bSeriesInRows = true;
+
+ /// Collection of all the series of this chart.
+ late ChartSeriesCollection _series;
+
+ /// Get or Set primaryCategoryAxis
+ late ChartCategoryAxis _primaryCategoryAxis;
+
+ /// Get or Set primary value axis
+ late ChartValueAxis _primaryValueAxis;
+
+ /// Represent the chart text area object.
+ ChartTextArea? _textArea;
+
+ /// Represent the default chart title name.
+ final String _defaultChartTitle = 'Chart Title';
+
+ /// Represent the indicates whether show the legend or not.
+ bool _bHasLegend = false;
+
+ /// Represent the chart legend.
+ ChartLegend? _legend;
+
+ /// Represent the clustered chart collection.
+ final List _chartsCluster = [
+ ExcelChartType.bar,
+ ExcelChartType.column,
+ ExcelChartType.columnClustered3D,
+ ExcelChartType.barClustered3D
+ ];
+
+ /// Represent the stacked chart collection.
+ final List _stackedCharts = [
+ ExcelChartType.barStacked,
+ ExcelChartType.columnStacked,
+ ExcelChartType.lineStacked,
+ ExcelChartType.lineMarkersStacked,
+ ExcelChartType.areaStacked,
+ ExcelChartType.columnStacked3D,
+ ExcelChartType.barStacked3D
+ ];
+
+ /// Represent 100% charts.Here each value in a series is shown as a portion of 100%.
+ final List _charts100 = [
+ ExcelChartType.columnStacked100,
+ ExcelChartType.barStacked100,
+ ExcelChartType.lineStacked100,
+ ExcelChartType.areaStacked100,
+ ExcelChartType.columnStacked1003D,
+ ExcelChartType.barStacked1003D,
+ ExcelChartType.areaStacked100,
+ ExcelChartType.lineMarkersStacked100,
+ ];
+
+ /// Chart type.
+ ExcelChartType _chartType = ExcelChartType.column;
+
+ ///Indicated wheather chart type is 3D
+ bool _is3DChart = false;
+
+ ///Indicates wheather chart type is bar/column
+ bool _isColumnOrBar = false;
+
+ /// Indicates whether rotation has default value.
+ bool _isDefaultRotation = true;
+
+ /// Indicates whether elevation has default value.
+ bool _isdefaultElevation = true;
+
+ ///Represents rotation of 3D chart
+ int _rotation = 20;
+
+ ///Represents perspective of 3D chart
+ int _perspective = 15;
+
+ ///Represents elvation angle of 3D chart
+ int _elevationAngle = 15;
+
+ /// Depth of points relative to width.
+ int _depthPercent = 100;
+
+ ///Indicates whether the chart axes are at right angles, independent of chart rotation or elevation.
+ bool _rightAngleAxes = false;
+
+ /// Represent chart index.
+ late int index;
+
+ /// Represents the chart top row.
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.topRow = 8;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('Chart.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ late int topRow;
+
+ /// Represent the chart left colunm.
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.leftColumn = 4;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('Chart.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ late int leftColumn;
+
+ /// Represent the chart bottom row.
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.bottomRow = 10;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('Chart.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ late int bottomRow;
+
+ /// Represents the chart right colunm.
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.rightColumn = 8;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('Chart.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ int rightColumn = 0;
+
+ /// Excel chart type
+ ///
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = new ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.pie;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.isSeriesInRows = false;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('ChartType.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ ExcelChartType get chartType {
+ return _chartType;
+ }
+
+ set chartType(ExcelChartType value) {
+ _chartType = value;
+ if (!_chartType.toString().contains('area')) {
+ _primaryCategoryAxis._isBetween = true;
+ }
+ if (value.toString().endsWith('3D')) {
+ _is3DChart = true;
+ }
+ if (value.toString().contains('column') ||
+ value.toString().contains('bar')) {
+ _isColumnOrBar = true;
+ }
+ }
+
+ /// Gets the boolean value to display the chart legend, True by default.
+ bool get hasLegend {
+ return _bHasLegend;
+ }
+
+ ///sets the boolean value to display the chart legend, True by default.
+ ///
+ /// ```dart
+ /// Workbook workbook = new Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.hasLegend = false;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('ChartHasLegend.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ set hasLegend(bool value) {
+ if (_bHasLegend != value) {
+ _bHasLegend = value;
+ _legend = value ? ChartLegend(_worksheet, this) : null;
+ }
+ }
+
+ /// Represents ChartArea border line property.
+ ///
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.linePattern = ExcelChartLinePattern.dashDot;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('ChartLinePattern.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ ExcelChartLinePattern linePattern = ExcelChartLinePattern.none;
+
+ /// ChartArea border line color property.
+ /// ``` dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.linePattern = ExcelChartLinePattern.dashDot;
+ /// chart.linePatternColor = "#FFFF00";
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('ChartLineColor.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ String? linePatternColor;
+
+ /// Gets the chart legend.
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.legend.position = ExcelLegendPosition.bottom;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('ChartLegendPosition.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ ChartLegend? get legend {
+ return _legend;
+ }
+
+ /// Represents charts name.
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.name = "Sales";
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('ChartName.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ late String name;
+
+ /// Gets chart text area.
+ ///
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = new ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.chartTitleArea.bold = true;
+ /// chart.chartTitleArea.italic = true;
+ /// chart.chartTitleArea.size = 15;
+ /// chart.chartTitleArea.fontName = 'Arial';
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('ChartTitleArea.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ ChartTextArea get chartTitleArea {
+ if (_textArea == null) {
+ _createChartTitle();
+ }
+ return _textArea!;
+ }
+
+ /// Gets chart title.
+ String? get chartTitle {
+ return chartTitleArea.text;
+ }
+
+ /// sets chart title.
+ ///
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = new ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.chartTitle = 'Sales';
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('ChartTitle.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ set chartTitle(String? value) {
+ chartTitleArea.text = value;
+ }
+
+ /// Gets indicates whether to display chart title or not.
+ bool get hasTitle {
+ bool result = false;
+ if (_textArea != null) {
+ if (_textArea!.text != null) {
+ result = true;
+ }
+ }
+ return result;
+ }
+
+ /// Sets indicates whether to display chart title or not.
+ ///
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = new ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.hasTitle = true;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('ChartHasTitle.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ set hasTitle(bool value) {
+ if (_textArea != null) {
+ if (value && _textArea!.text == null) {
+ _textArea!.text = _defaultChartTitle;
+ } else if (!value) {
+ _textArea!.text = null;
+ }
+ }
+ }
+
+ /// Gets a boolean value indicating whether the chart has plot area.
+ bool get _hasPlotArea {
+ return _plotArea != null;
+ }
+
+ /// True if chart has a category axis. False otherwise. Read-only.
+ bool get _isCategoryAxisAvail {
+ return true;
+ }
+
+ /// True if chart has a value axis. False otherwise. Read-only.
+ bool get _isValueAxisAvail {
+ return true;
+ }
+
+ /// True if chart has a series in row. False otherwise. Read-only.
+ bool get isSeriesInRows {
+ return _bSeriesInRows;
+ }
+
+ /// Sets chart has a series in row.
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.isSeriesInRows = false;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('Chart.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ set isSeriesInRows(bool value) {
+ final int iCount = _series.count;
+
+ if (dataRange == null && iCount != 0) {
+ final Error error = ArgumentError(
+ 'This property supported only in chart where can detect data range.');
+ throw error;
+ }
+
+ if (_bSeriesInRows != value) {
+ _bSeriesInRows = value;
+
+ if (iCount != 0) {
+ _onDataRangeChanged(chartType);
+ }
+ }
+ }
+
+ /// True if chart is a bar chart. False otherwise. Read-only.
+ bool get isChartBar {
+ return chartType == ExcelChartType.pie;
+ }
+
+ /// Get a plotArea
+ ///
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.isSeriesInRows = false;
+ /// chart.plotArea.linePattern = ExcelChartLinePattern.dashDot;
+ /// chart.plotArea.linePatternColor = '#0000FF';
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('Chart.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ ChartPlotArea get plotArea {
+ return _plotArea!;
+ }
+
+ /// Get the primaryCategoryAxis
+ ///
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.isSeriesInRows = false;
+ /// chart.primaryCategoryAxis.title = 'X axis';
+ /// chart.primaryCategoryAxis.titleArea.bold = true;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('Chart.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ ChartCategoryAxis get primaryCategoryAxis {
+ return _primaryCategoryAxis;
+ }
+
+ /// Get the primary value axis.
+ ///
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// chart.isSeriesInRows = false;
+ /// chart.primaryValueAxis.title = 'Y axis';
+ /// chart.primaryValueAxis.titleArea.bold = true;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('Chart.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ ChartValueAxis get primaryValueAxis {
+ return _primaryValueAxis;
+ }
+
+ /// Gets the collection of series of the chart. Read-only.
+ ChartSeriesCollection get series {
+ return _series;
+ }
+
+ /// Gets the data range for the chart series.
+ Range? get dataRange {
+ return _dataRange;
+ }
+
+ /// sets the data range for the chart series.
+ ///
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.bar;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('Chart.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ set dataRange(Range? value) {
+ if (_dataRange != value) {
+ _dataRange = value;
+ if (value == null) {
+ return;
+ }
+ final ExcelChartType type = chartType;
+ _onDataRangeChanged(type);
+
+ //ChartSerie serie = m_series[0];
+ }
+ }
+
+ /// sets the rotation of the 3D chart view
+ /// (the rotation of the plot area around the z-axis, in degrees)-(0 to 360 degrees).
+ /// The value of this property must be from 0 to 360, except for 3-D bar charts,
+ /// where the value must be from 0 to 44. The default value is 20. Applies only to 3-D charts.
+ /// The following code illustrates how to set for 3-D charts.
+ /// ```dart
+ /// final Workbook workbook = Workbook();
+ /// final Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A11').text = 'Venue';
+ /// sheet.getRangeByName('A12').text = 'Seating & Decor';
+ /// sheet.getRangeByName('A13').text = 'Technical Team';
+ /// sheet.getRangeByName('A14').text = 'performers';
+ /// sheet.getRangeByName('A15').text = "performer's Transport";
+ /// sheet.getRangeByName('A16').text = "performer's stay";
+ /// sheet.getRangeByName('A17').text = 'Marketing';
+ /// sheet.getRangeByName('B11:B17').numberFormat = r'$#,##0_)';
+ /// sheet.getRangeByName('B11').number = 17500;
+ /// sheet.getRangeByName('B12').number = 1828;
+ /// sheet.getRangeByName('B13').number = 800;
+ /// sheet.getRangeByName('B14').number = 14000;
+ /// sheet.getRangeByName('B15').number = 2600;
+ /// sheet.getRangeByName('B16').number = 4464;
+ /// sheet.getRangeByName('B17').number = 2700;
+ /// final ChartCollection charts = ChartCollection(sheet);
+ /// final Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.line3D;
+ /// chart.dataRange = sheet.getRangeByName('A11:B17');
+ /// chart.isSeriesInRows = false;
+ /// chart.chartTitle = 'Line Chart 3D';
+ /// chart.rotation = 20;
+ /// chart.topRow = 8;
+ /// chart.leftColumn = 1;
+ /// chart.bottomRow = 23;
+ /// chart.rightColumn = 8;
+ /// sheet.charts = charts;
+ /// final List bytes = workbook.saveAsStream();
+ /// saveAsExcel(bytes, 'FLUT_6975_3D_LineChart.xlsx');
+ /// ```
+ int get rotation {
+ return _rotation;
+ }
+
+ ///Set the rotation of 3D view of chart.
+ set rotation(int value) {
+ if (value < 0 || value > 360) {
+ throw Exception('rotation');
+ }
+ _rotation = value;
+ _isDefaultRotation = false;
+ }
+
+ /// Get the perspective for the 3D chart view (0 to 100).
+ /// ```dart
+ /// final Workbook workbook = Workbook();
+ /// final Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A11').text = 'Venue';
+ /// sheet.getRangeByName('A12').text = 'Seating & Decor';
+ /// sheet.getRangeByName('A13').text = 'Technical Team';
+ /// sheet.getRangeByName('A14').text = 'performers';
+ /// sheet.getRangeByName('A15').text = "performer's Transport";
+ /// sheet.getRangeByName('A16').text = "performer's stay";
+ /// sheet.getRangeByName('A17').text = 'Marketing';
+ /// sheet.getRangeByName('B11:B17').numberFormat = r'$#,##0_)';
+ /// sheet.getRangeByName('B11').number = 17500;
+ /// sheet.getRangeByName('B12').number = 1828;
+ /// sheet.getRangeByName('B13').number = 800;
+ /// sheet.getRangeByName('B14').number = 14000;
+ /// sheet.getRangeByName('B15').number = 2600;
+ /// sheet.getRangeByName('B16').number = 4464;
+ /// sheet.getRangeByName('B17').number = 2700;
+ /// final ChartCollection charts = ChartCollection(sheet);
+ /// final Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.line3D;
+ /// chart.dataRange = sheet.getRangeByName('A11:B17');
+ /// chart.isSeriesInRows = false;
+ /// chart.chartTitle = 'Line Chart 3D';
+ /// chart.perspective = 45;
+ /// chart.topRow = 8;
+ /// chart.leftColumn = 1;
+ /// chart.bottomRow = 23;
+ /// chart.rightColumn = 8;
+ /// sheet.charts = charts;
+ /// final List bytes = workbook.saveAsStream();
+ /// saveAsExcel(bytes, 'FLUT_6975_3D_LineChart.xlsx');
+ /// ```
+ int get perspective {
+ return _perspective;
+ }
+
+ ///set the persepective of 3D chart
+ set perspective(int value) {
+ if (value < 0 || value > 100) {
+ throw Exception('elevation');
+ }
+
+ _perspective = value;
+ }
+
+ /// Get the elevation of the 3-D chart view, in degrees (-90 to +90 degrees).
+ /// ```dart
+ /// final Workbook workbook = Workbook();
+ /// final Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A11').text = 'Venue';
+ /// sheet.getRangeByName('A12').text = 'Seating & Decor';
+ /// sheet.getRangeByName('A13').text = 'Technical Team';
+ /// sheet.getRangeByName('A14').text = 'performers';
+ /// sheet.getRangeByName('A15').text = "performer's Transport";
+ /// sheet.getRangeByName('A16').text = "performer's stay";
+ /// sheet.getRangeByName('A17').text = 'Marketing';
+ /// sheet.getRangeByName('B11:B17').numberFormat = r'$#,##0_)';
+ /// sheet.getRangeByName('B11').number = 17500;
+ /// sheet.getRangeByName('B12').number = 1828;
+ /// sheet.getRangeByName('B13').number = 800;
+ /// sheet.getRangeByName('B14').number = 14000;
+ /// sheet.getRangeByName('B15').number = 2600;
+ /// sheet.getRangeByName('B16').number = 4464;
+ /// sheet.getRangeByName('B17').number = 2700;
+ /// final ChartCollection charts = ChartCollection(sheet);
+ /// final Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.line3D;
+ /// chart.dataRange = sheet.getRangeByName('A11:B17');
+ /// chart.isSeriesInRows = false;
+ /// chart.chartTitle = 'Line Chart 3D';
+ /// chart.elevation = 15;
+ /// chart.topRow = 8;
+ /// chart.leftColumn = 1;
+ /// chart.bottomRow = 23;
+ /// chart.rightColumn = 8;
+ /// sheet.charts = charts;
+ /// final List bytes = workbook.saveAsStream();
+ /// saveAsExcel(bytes, 'FLUT_6975_3D_LineChart.xlsx');
+ /// ```
+ int get elevation {
+ return _elevationAngle;
+ }
+
+ ///set the elevation of 3D chart
+ set elevation(int value) {
+ if (value < -90 || value > 90) {
+ throw Exception('elevation');
+ }
+ _elevationAngle = value;
+ _isdefaultElevation = false;
+ }
+
+ /// Returns the depth of a 3-D chart as a percentage of the chart width
+ /// (between 20 and 2000 percent).
+ /// ```dart
+ /// final Workbook workbook = Workbook();
+ /// final Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A11').text = 'Venue';
+ /// sheet.getRangeByName('A12').text = 'Seating & Decor';
+ /// sheet.getRangeByName('A13').text = 'Technical Team';
+ /// sheet.getRangeByName('A14').text = 'performers';
+ /// sheet.getRangeByName('A15').text = "performer's Transport";
+ /// sheet.getRangeByName('A16').text = "performer's stay";
+ /// sheet.getRangeByName('A17').text = 'Marketing';
+ /// sheet.getRangeByName('B11:B17').numberFormat = r'$#,##0_)';
+ /// sheet.getRangeByName('B11').number = 17500;
+ /// sheet.getRangeByName('B12').number = 1828;
+ /// sheet.getRangeByName('B13').number = 800;
+ /// sheet.getRangeByName('B14').number = 14000;
+ /// sheet.getRangeByName('B15').number = 2600;
+ /// sheet.getRangeByName('B16').number = 4464;
+ /// sheet.getRangeByName('B17').number = 2700;
+ /// final ChartCollection charts = ChartCollection(sheet);
+ /// final Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.line3D;
+ /// chart.dataRange = sheet.getRangeByName('A11:B17');
+ /// chart.isSeriesInRows = false;
+ /// chart.chartTitle = 'Line Chart 3D';
+ /// chart.depthPercent = 45;
+ /// chart.topRow = 8;
+ /// chart.leftColumn = 1;
+ /// chart.bottomRow = 23;
+ /// chart.rightColumn = 8;
+ /// sheet.charts = charts;
+ /// final List bytes = workbook.saveAsStream();
+ /// saveAsExcel(bytes, 'FLUT_6975_3D_LineChart.xlsx');
+ /// ```
+ int get depthPercent {
+ return _depthPercent;
+ }
+
+ ///set the elevation of 3D chart
+ set depthPercent(int value) {
+ if (value < -90 || value > 90) {
+ throw Exception('elevation');
+ }
+ _depthPercent = value;
+ }
+
+ /// True if the chart axes are at right angles, independent of chart rotation or elevation. otherwise False.
+ /// Returns the RightAngleAxes of a 3-D chart as a percentage of the chart width
+ /// (between 20 and 2000 percent).
+ /// ```dart
+ /// final Workbook workbook = Workbook();
+ /// final Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A11').text = 'Venue';
+ /// sheet.getRangeByName('A12').text = 'Seating & Decor';
+ /// sheet.getRangeByName('A13').text = 'Technical Team';
+ /// sheet.getRangeByName('A14').text = 'performers';
+ /// sheet.getRangeByName('A15').text = "performer's Transport";
+ /// sheet.getRangeByName('A16').text = "performer's stay";
+ /// sheet.getRangeByName('A17').text = 'Marketing';
+ /// sheet.getRangeByName('B11:B17').numberFormat = r'$#,##0_)';
+ /// sheet.getRangeByName('B11').number = 17500;
+ /// sheet.getRangeByName('B12').number = 1828;
+ /// sheet.getRangeByName('B13').number = 800;
+ /// sheet.getRangeByName('B14').number = 14000;
+ /// sheet.getRangeByName('B15').number = 2600;
+ /// sheet.getRangeByName('B16').number = 4464;
+ /// sheet.getRangeByName('B17').number = 2700;
+ /// final ChartCollection charts = ChartCollection(sheet);
+ /// final Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.line3D;
+ /// chart.dataRange = sheet.getRangeByName('A11:B17');
+ /// chart.isSeriesInRows = false;
+ /// chart.chartTitle = 'Line Chart 3D';
+ /// chart.depthPercent = 45;
+ /// chart.topRow = 8;
+ /// chart.leftColumn = 1;
+ /// chart.bottomRow = 23;
+ /// chart.rightColumn = 8;
+ ///chart.rightAngleAxes=false;
+ /// sheet.charts = charts;
+ /// final List bytes = workbook.saveAsStream();
+ /// saveAsExcel(bytes, 'FLUT_6975_3D_LineChart.xlsx');
+ /// ```
+ bool get rightAngleAxes {
+ return _rightAngleAxes;
+ }
+
+ ///set the right angle axes of 3D chart
+ set rightAngleAxes(bool value) {
+ _rightAngleAxes = value;
+ if (!value) {
+ _isColumnOrBar = false;
+ }
+ }
+
+ /// Finds the category range in the specified chart range.
+ // ignore: unused_element
+ Range _getCategoryRange(
+ Range chartValues, Range values, double count, bool bIsInRow) {
+ final int firstRow = chartValues.row;
+ final int lastRow = chartValues.lastRow;
+ final int firstColumn = chartValues.column;
+ final int lastColumn = chartValues.lastColumn;
+ Range result;
+ if (chartValues.count == count) {
+ values = chartValues;
+ return chartValues;
+ }
+ result = bIsInRow
+ ? chartValues.worksheet
+ .getRangeByIndex(firstRow, firstColumn, lastRow, firstColumn)
+ : chartValues.worksheet
+ .getRangeByIndex(firstRow, firstColumn, firstRow, lastColumn);
+ if (firstRow == lastRow && firstColumn == lastColumn) {
+ values = result;
+ } else if (firstRow == lastRow) {
+ values = bIsInRow
+ ? chartValues.worksheet
+ .getRangeByIndex(firstRow, firstColumn, lastRow, lastColumn)
+ : chartValues
+ ..worksheet.getRangeByIndex(firstRow, firstColumn, lastRow, lastColumn);
+ } else {
+ final int add = bIsInRow
+ ? (firstColumn == lastColumn ? 0 : 1)
+ : (firstRow == lastRow ? 0 : 1);
+ values = bIsInRow
+ ? chartValues.worksheet
+ .getRangeByIndex(firstRow, firstColumn + add, lastRow, lastColumn)
+ : chartValues.worksheet.getRangeByIndex(
+ firstRow + add, firstColumn, lastRow, lastColumn);
+ }
+ return result;
+ }
+
+ /// This method is called if DataRange was changed.
+ void _onDataRangeChanged(ExcelChartType type) {
+ if (_dataRange == null) {
+ _series._clear();
+ return;
+ }
+
+ Range? serieValue, serieNameRange, axisRange;
+
+ serieNameRange =
+ _getSerieOrAxisRange(_dataRange, _bSeriesInRows, serieValue);
+ axisRange = _getSerieOrAxisRange(_serieValue, !_bSeriesInRows, _serieValue);
+ // }
+ if (!_validateSerieRangeForChartType(_serieValue, type, _bSeriesInRows)) {
+ final Error error = ArgumentError("Can't set data range.");
+ throw error;
+ }
+
+ primaryCategoryAxis._categoryLabels = axisRange;
+ int iIndex = 0;
+
+ if (serieNameRange != null && axisRange != null) {
+ iIndex = _bSeriesInRows
+ ? axisRange.lastRow - axisRange.row + 1
+ : axisRange.lastColumn - axisRange.column + 1;
+ }
+
+ _updateSeriesByDataRange(
+ _serieValue, serieNameRange, axisRange, iIndex, _bSeriesInRows);
+ }
+
+ /// Gets data range that represents series name or category axis.
+ Range? _getSerieOrAxisRange(Range? range, bool bIsInRow, Range? serieRange) {
+ if (range == null) {
+ final Error error = ArgumentError('range-Value should not be null');
+ throw error;
+ }
+
+ final int iFirstLen = bIsInRow ? range.row : range.column;
+ final int iRowColumn = bIsInRow ? range.lastRow : range.lastColumn;
+
+ final int iFirsCount = bIsInRow ? range.column : range.row;
+ final int iLastCount = bIsInRow ? range.lastColumn : range.lastRow;
+
+ int iIndex = -1;
+
+ bool bIsName = false;
+
+ for (int i = iFirsCount; i < iLastCount && !bIsName; i++) {
+ final Range curRange = bIsInRow
+ ? range.worksheet.getRangeByIndex(iRowColumn, i)
+ : range.worksheet.getRangeByIndex(i, iRowColumn);
+
+ bIsName = (curRange.number != null &&
+ curRange.dateTime == null &&
+ curRange.text == null) ||
+ (curRange.dateTime == null &&
+ curRange.text == null &&
+ curRange.number == null) ||
+ curRange.formula != null;
+
+ if (!bIsName) {
+ iIndex = i;
+ }
+ }
+
+ if (iIndex == -1) {
+ serieRange = range;
+ _serieValue = serieRange;
+ return null;
+ }
+
+ final Range result = bIsInRow
+ ? range.worksheet
+ .getRangeByIndex(iFirstLen, iFirsCount, iRowColumn, iIndex)
+ : range.worksheet
+ .getRangeByIndex(iFirsCount, iFirstLen, iIndex, iRowColumn);
+
+ serieRange = bIsInRow
+ ? range.worksheet.getRangeByIndex(
+ range.row, result.lastColumn + 1, range.lastRow, range.lastColumn)
+ : range.worksheet.getRangeByIndex(
+ result.lastRow + 1, range.column, range.lastRow, range.lastColumn);
+ _serieValue = serieRange;
+ return result;
+ }
+
+ /// Updates series value by data range.
+ void _updateSeriesByDataRange(Range? serieValue, Range? serieNameRange,
+ Range? axisRange, int iIndex, bool isSeriesInRows) {
+ Worksheet? sheet;
+ if (serieValue != null) {
+ sheet = serieValue.worksheet;
+ }
+ if (sheet == null && serieNameRange != null) {
+ sheet = serieNameRange.worksheet;
+ }
+ sheet ??= _worksheet;
+ final int iLen = _series.count;
+ for (int i = 0; i < iLen; i++) {
+ final Range value = isSeriesInRows
+ ? sheet.getRangeByIndex(serieValue!.row + i, serieValue.column,
+ serieValue.row + i, serieValue.lastColumn)
+ : sheet.getRangeByIndex(serieValue!.row, serieValue.column + i,
+ serieValue.lastRow, serieValue.column + i);
+
+ final ChartSerie serie = series[i];
+ serie.name = 'Serie${i + 1}';
+ serie._index = i;
+ int iAddIndex = iIndex;
+ serie._values = value;
+ serie._isDefaultName = true;
+ if (serieNameRange != null) {
+ iAddIndex +=
+ isSeriesInRows ? serieNameRange.row : serieNameRange.column;
+
+ String? formula = isSeriesInRows
+ ? sheet
+ .getRangeByIndex(iAddIndex + i, serieNameRange.column,
+ iAddIndex + i, serieNameRange.lastColumn)
+ .addressGlobal
+ : sheet
+ .getRangeByIndex(serieNameRange.row, iAddIndex + i,
+ serieNameRange.lastRow, iAddIndex + i)
+ .addressGlobal;
+ serie._nameOrFormula = formula;
+ formula = isSeriesInRows
+ ? sheet
+ .getRangeByIndex(iAddIndex + i, serieNameRange.column,
+ iAddIndex + i, serieNameRange.lastColumn)
+ .text
+ : sheet
+ .getRangeByIndex(serieNameRange.row, iAddIndex + i,
+ serieNameRange.lastRow, iAddIndex + i)
+ .text;
+ serie.name = formula;
+ }
+ }
+ }
+
+ /// Validates Series range for min Series count of custom chart type.
+ bool _validateSerieRangeForChartType(
+ Range? serieValue, ExcelChartType type, bool isSeriesInRows) {
+ if (serieValue == null) {
+ final Error error = ArgumentError('serieValue - Value cannot be null');
+ throw error;
+ }
+
+ final int iSeriesInRangeCount = isSeriesInRows
+ ? serieValue.lastRow - serieValue.row + 1
+ : serieValue.lastColumn - serieValue.column + 1;
+ final int iSeriesCount = _series.count;
+ final bool bRemove = iSeriesCount > iSeriesInRangeCount;
+ final int iStart = bRemove ? iSeriesInRangeCount : iSeriesCount;
+ final int iLen = bRemove ? iSeriesCount : iSeriesInRangeCount;
+
+ for (int i = iStart; i < iLen; i++) {
+ if (bRemove) {
+ _series.innerList.removeAt(iLen - i + iStart - 1);
+ } else {
+ _series._add();
+ }
+ }
+ return true;
+ }
+
+ /// Create chart text area impl.
+ void _createChartTitle() {
+ _textArea = ChartTextArea(this);
+ }
+
+ /// Indicates whether if given chart type is stacked chart or not.
+ bool _getIsStacked(ExcelChartType chartType) {
+ return _stackedCharts.contains(chartType);
+ }
+
+ /// Indicates whether if given chart type is clustered chart or not.
+ bool _getIsClustered(ExcelChartType chartType) {
+ return _chartsCluster.contains(chartType);
+ }
+
+ /// Indicates whether if given chart type is clustered chart or not.
+ bool _getIs100(ExcelChartType chartType) {
+ return _charts100.contains(chartType);
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_legend.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_legend.dart
new file mode 100644
index 000000000..a04b3b958
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_legend.dart
@@ -0,0 +1,34 @@
+part of officechart;
+
+/// Represents an legend on the chart.
+class ChartLegend {
+ /// Create an instances of [ChartLegend] class.
+ ChartLegend(Worksheet worksheet, Chart chart) {
+ _worksheet = worksheet;
+ _chart = chart;
+ }
+
+ /// Parent worksheet.
+ // ignore: unused_field
+ late Worksheet _worksheet;
+
+ /// Parent chart.
+ late Chart _chart;
+
+ /// Gets and sets the chart legend position.
+ ExcelLegendPosition position = ExcelLegendPosition.right;
+
+ /// Represent the chart text area.
+ ChartTextArea? _textArea;
+
+ /// Gets the chart legend have text area or not.
+ bool get _hasTextArea {
+ return _textArea != null;
+ }
+
+ /// Gets the chart legend text area.
+ ChartTextArea get textArea {
+ _textArea ??= ChartTextArea(_chart);
+ return _textArea!;
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_plotarea.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_plotarea.dart
new file mode 100644
index 000000000..6de5c6e35
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_plotarea.dart
@@ -0,0 +1,24 @@
+part of officechart;
+
+/// Represents chart plot area object.
+class ChartPlotArea {
+ /// Create an instances of [ChartPlotArea] class.
+ ChartPlotArea(Worksheet worksheet, Chart chart) {
+ _worksheet = worksheet;
+ _chart = chart;
+ }
+
+ /// Parent worksheet.
+ // ignore: unused_field
+ late Worksheet _worksheet;
+
+ /// Parent chart.
+ // ignore: unused_field
+ late Chart _chart;
+
+ /// Represent PlotArea border line property
+ ExcelChartLinePattern linePattern = ExcelChartLinePattern.none;
+
+ /// ChartArea border line color property
+ String? linePatternColor;
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_serialization.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_serialization.dart
new file mode 100644
index 000000000..e9d6455b9
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_serialization.dart
@@ -0,0 +1,3162 @@
+part of officechart;
+
+/// Represent the chart serialize class
+class ChartSerialization {
+ /// Create an instances of [ChartSerialization] class.
+ ChartSerialization(Workbook workbook) {
+ _workbook = workbook;
+ }
+
+ /// Workbook to serialize.
+ late Workbook _workbook;
+
+ final Map _linePattern = {
+ ExcelChartLinePattern.roundDot: 'sysDot',
+ ExcelChartLinePattern.squareDot: 'sysDash',
+ ExcelChartLinePattern.dash: 'dash',
+ ExcelChartLinePattern.longDash: 'lgDash',
+ ExcelChartLinePattern.dashDot: 'dashDot',
+ ExcelChartLinePattern.longDashDot: 'lgDashDot',
+ ExcelChartLinePattern.longDashDotDot: 'lgDashDotDot'
+ };
+
+ /// serializes charts from the worksheet.
+ void _saveCharts(Worksheet sheet) {
+ for (final Chart chart in (sheet.charts! as ChartCollection).innerList) {
+ sheet.workbook.chartCount++;
+ final XmlBuilder builder = XmlBuilder();
+ builder.processing('xml', 'version="1.0"');
+ builder.element('c:chartSpace', nest: () {
+ builder.attribute(
+ 'xmlns:a', 'http://schemas.openxmlformats.org/drawingml/2006/main');
+ builder.attribute('xmlns:r',
+ 'http://schemas.openxmlformats.org/officeDocument/2006/relationships');
+ builder.attribute('xmlns:c',
+ 'http://schemas.openxmlformats.org/drawingml/2006/chart');
+
+ if (chart._hasPlotArea) {
+ builder.element('c:roundedCorners', nest: () {
+ builder.attribute('val', 0);
+ });
+ }
+ builder.element('c:chart', nest: () {
+ if (chart.hasTitle) {
+ _serializeTitle(builder, chart.chartTitleArea);
+ }
+ if (chart._is3DChart) {
+ _serializeView3D(builder, chart);
+ }
+ _serializePlotArea(builder, chart);
+ if (chart.series.count > 0 && chart.hasLegend) {
+ _serializeLegend(builder, chart.legend!);
+ }
+ builder.element('c:plotVisOnly', nest: () {
+ builder.attribute('val', '1');
+ });
+ builder.element('c:dispBlanksAs', nest: () {
+ builder.attribute('val', 'gap');
+ });
+ });
+ _serializeFill(
+ builder, chart.linePattern, chart.linePatternColor, false);
+ _serializePrinterSettings(builder, chart);
+ });
+ final String stringXml = builder.buildDocument().copy().toString();
+ final List bytes = utf8.encode(stringXml);
+ _addToArchive(bytes, 'xl/charts/chart${sheet.workbook.chartCount}.xml');
+ }
+ }
+
+ /// serializes chart's legend.
+ void _serializeLegend(XmlBuilder builder, ChartLegend chartLegend) {
+ builder.element('c:legend', nest: () {
+ builder.element('c:legendPos', nest: () {
+ final ExcelLegendPosition legendPostion = chartLegend.position;
+ final String positionStr = legendPostion == ExcelLegendPosition.bottom
+ ? 'b'
+ : legendPostion == ExcelLegendPosition.left
+ ? 'l'
+ : legendPostion == ExcelLegendPosition.right
+ ? 'r'
+ : legendPostion == ExcelLegendPosition.top
+ ? 't'
+ : 'r';
+ builder.attribute('val', positionStr);
+ });
+ if (chartLegend._hasTextArea) {
+ _serializeDefaultTextAreaProperties(builder, chartLegend.textArea);
+ }
+ builder.element('c:layout', nest: () {});
+ builder.element('c:overlay', nest: () {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:spPr', nest: () {});
+ });
+ }
+
+ /// serializes chart's drawing.
+ void _serializeChartDrawing(XmlBuilder builder, Worksheet sheet) {
+ for (final Chart chart in (sheet.charts! as ChartCollection).innerList) {
+ builder.element('xdr:twoCellAnchor', nest: () {
+ builder.attribute('editAs', 'twoCell');
+ builder.element('xdr:from', nest: () {
+ builder.element('xdr:col',
+ nest: chart.leftColumn > 0 ? chart.leftColumn - 1 : 0);
+ builder.element('xdr:colOff', nest: 0);
+ builder.element('xdr:row',
+ nest: chart.topRow > 0 ? chart.topRow - 1 : 0);
+ builder.element('xdr:rowOff', nest: 0);
+ });
+
+ builder.element('xdr:to', nest: () {
+ builder.element('xdr:col',
+ nest: chart.rightColumn > 0
+ ? chart.rightColumn - 1
+ : chart.leftColumn + 7);
+ builder.element('xdr:colOff', nest: 0);
+ builder.element('xdr:row',
+ nest: chart.bottomRow > 0
+ ? chart.bottomRow - 1
+ : chart.topRow + 15);
+ builder.element('xdr:rowOff', nest: 0);
+ });
+
+ builder.element('xdr:graphicFrame', nest: () {
+ builder.attribute('macro', '');
+ builder.element('xdr:nvGraphicFramePr', nest: () {
+ builder.element('xdr:cNvPr', nest: () {
+ builder.attribute(
+ 'id', 1024 + sheet.workbook.chartCount + chart.index);
+ builder.attribute(
+ 'name', 'Chart ${sheet.workbook.chartCount + chart.index}');
+ });
+ builder.element('xdr:cNvGraphicFramePr', nest: () {});
+ });
+ builder.element('xdr:xfrm', nest: () {
+ builder.element('a:off', nest: () {
+ builder.attribute('x', '0');
+ builder.attribute('y', 0);
+ });
+ builder.element('a:ext', nest: () {
+ builder.attribute('cx', '0');
+ builder.attribute('cy', 0);
+ });
+ });
+ builder.element('a:graphic', nest: () {
+ builder.element('a:graphicData', nest: () {
+ builder.attribute('uri',
+ 'http://schemas.openxmlformats.org/drawingml/2006/chart');
+
+ builder.element('c:chart', nest: () {
+ builder.attribute('p7:id', 'rId${chart.index}');
+ builder.attribute('xmlns:p7',
+ 'http://schemas.openxmlformats.org/officeDocument/2006/relationships');
+ builder.attribute('xmlns:c',
+ 'http://schemas.openxmlformats.org/drawingml/2006/chart');
+ });
+ });
+ });
+ });
+ builder.element('xdr:clientData', nest: () {});
+ });
+ }
+ }
+
+ /// serialize default text area properties.
+ void _serializeDefaultTextAreaProperties(
+ XmlBuilder builder, ChartTextArea textArea) {
+ builder.element('c:txPr', nest: () {
+ builder.element('a:bodyPr ', nest: () {});
+ builder.element('a:lstStyle ', nest: () {});
+ builder.element('a:p', nest: () {
+ builder.element('a:pPr', nest: () {
+ builder.element('a:defRPr', nest: () {
+ final double size = textArea.size * 100;
+ builder.attribute('sz', size.toInt().toString());
+ builder.attribute('b', textArea.bold ? '1' : '0');
+ builder.attribute('i', textArea.italic ? '1' : '0');
+ if (textArea.color != '' && textArea.color != 'FF000000') {
+ builder.element('a:solidFill', nest: () {
+ builder.element('a:srgbClr', nest: () {
+ builder.attribute('val', textArea.color.replaceAll('#', ''));
+ });
+ });
+ }
+ builder.element('a:latin', nest: () {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ builder.element('a:cs', nest: () {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ });
+ });
+ builder.element('a:endParaRPr', nest: () {
+ builder.attribute('lang', 'en-US');
+ });
+ });
+ });
+ }
+
+ /// serialize printer settings of charts
+ void _serializePrinterSettings(XmlBuilder builder, Chart chart) {
+ builder.element('c:printSettings', nest: () {
+ builder.element('c:headerFooter', nest: () {
+ builder.attribute('scaleWithDoc', '1');
+ builder.attribute('alignWithMargins', '0');
+ builder.attribute('differentFirst', '0');
+ builder.attribute('differentOddEven', '0');
+ });
+ builder.element('c:pageMargins', nest: () {
+ builder.attribute('l', '0.7');
+ builder.attribute('r', '0.7');
+ builder.attribute('t', '0.75');
+ builder.attribute('b', '0.75');
+ builder.attribute('header', '0.3');
+ builder.attribute('footer', '0.3');
+ });
+ });
+ }
+
+ /// serialize chart title.
+ void _serializeTitle(XmlBuilder builder, ChartTextArea chartTextArea) {
+ builder.element('c:title', nest: () {
+ if (chartTextArea._hasText) {
+ builder.element('c:tx', nest: () {
+ builder.element('c:rich', nest: () {
+ builder.element('a:bodyPr ', nest: () {});
+ builder.element('a:lstStyle', nest: () {});
+ builder.element('a:p', nest: () {
+ builder.element('a:pPr', nest: () {
+ builder.attribute('algn', 'ctr');
+ builder.element('a:defRPr', nest: () {});
+ });
+ builder.element('a:r', nest: () {
+ _serializeParagraphRunProperties(builder, chartTextArea);
+ builder.element('a:t', nest: () {
+ builder.text(chartTextArea.text!);
+ });
+ });
+ });
+ });
+ });
+ }
+ builder.element('c:layout', nest: () {});
+ builder.element('c:overlay', nest: () {
+ builder.attribute('val', chartTextArea._overlay ? '1' : '0');
+ });
+ _serializeFill(builder, ExcelChartLinePattern.none, null, false);
+ });
+ }
+
+ /// serialize paragraph run properties.
+ void _serializeParagraphRunProperties(
+ XmlBuilder builder, ChartTextArea textArea) {
+ builder.element('a:rPr', nest: () {
+ builder.attribute('lang', 'en-US');
+ final double size = textArea.size * 100;
+ builder.attribute('sz', size.toInt().toString());
+ builder.attribute('b', textArea.bold ? '1' : '0');
+ builder.attribute('i', textArea.italic ? '1' : '0');
+ builder.attribute('baseline', '0');
+ if (textArea.color != '' && textArea.color != 'FF000000') {
+ builder.element('a:solidFill', nest: () {
+ builder.element('a:srgbClr', nest: () {
+ builder.attribute('val', textArea.color.replaceAll('#', ''));
+ });
+ });
+ }
+ builder.element('a:latin', nest: () {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ builder.element('a:ea', nest: () {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ builder.element('a:cs', nest: () {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ });
+ }
+
+ /// serialize plotarea of the chart
+ void _serializePlotArea(XmlBuilder builder, Chart chart) {
+ builder.element('c:plotArea', nest: () {
+ builder.element('c:layout', nest: () {});
+ if (chart._series.count > 0) {
+ _serializeMainChartTypeTag(builder, chart);
+ } else {
+ _serializeEmptyChart(builder, chart);
+ _serializeAxes(builder, chart);
+ }
+ _serializeFill(builder, chart.plotArea.linePattern,
+ chart.plotArea.linePatternColor, false);
+ });
+ }
+
+ /// serializes main chart tag.
+ void _serializeMainChartTypeTag(XmlBuilder builder, Chart chart) {
+ switch (chart.chartType) {
+ case ExcelChartType.column:
+ case ExcelChartType.columnStacked:
+ case ExcelChartType.columnStacked100:
+ case ExcelChartType.bar:
+ case ExcelChartType.barStacked:
+ case ExcelChartType.barStacked100:
+ _serializeBarChart(builder, chart);
+ break;
+
+ case ExcelChartType.line:
+ case ExcelChartType.lineStacked:
+ case ExcelChartType.lineMarkers:
+ case ExcelChartType.lineStacked100:
+ case ExcelChartType.lineMarkersStacked:
+ case ExcelChartType.lineMarkersStacked100:
+ _serializeLineChart(builder, chart);
+ break;
+
+ case ExcelChartType.area:
+ case ExcelChartType.areaStacked:
+ case ExcelChartType.areaStacked100:
+ _serializeAreaChart(builder, chart);
+ break;
+
+ case ExcelChartType.pie:
+ _serializePieChart(builder, chart);
+ break;
+
+ case ExcelChartType.pieBar:
+ case ExcelChartType.pieOfPie:
+ _serializeOfPieChart(builder, chart);
+ break;
+ case ExcelChartType.pie3D:
+ _serializeOfPie3DChart(builder, chart);
+ break;
+ case ExcelChartType.line3D:
+ _serializeLine3DChart(builder, chart);
+ break;
+ case ExcelChartType.barStacked1003D:
+ case ExcelChartType.barStacked3D:
+ case ExcelChartType.barClustered3D:
+ case ExcelChartType.columnClustered3D:
+ case ExcelChartType.columnStacked3D:
+ case ExcelChartType.columnStacked1003D:
+ case ExcelChartType.column3D:
+ _serializeBar3DChart(builder, chart);
+ break;
+
+ case ExcelChartType.stockHighLowClose:
+ case ExcelChartType.stockOpenHighLowClose:
+ case ExcelChartType.stockVolumeHighLowClose:
+ case ExcelChartType.stockVolumeOpenHighLowClose:
+ _serializeStockChart(builder, chart);
+ break;
+ case ExcelChartType.doughnut:
+ case ExcelChartType.doughnutExploded:
+ _serializedoughnutchart(builder, chart);
+ break;
+ }
+ }
+
+ /// serializes Line chart.
+ void _serializeLineChart(XmlBuilder builder, Chart chart) {
+ final ExcelChartType type = chart.series[0]._serieType;
+ builder.element('c:lineChart', nest: () {
+ _serializeChartGrouping(builder, chart);
+ builder.element('c:varyColors', nest: () {
+ builder.attribute('val', 0);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerie(builder, firstSerie);
+ }
+ if (type == ExcelChartType.lineMarkers ||
+ type == ExcelChartType.lineMarkersStacked ||
+ type == ExcelChartType.lineMarkersStacked100) {
+ builder.element('c:marker', nest: () {
+ builder.attribute('val', 1);
+ });
+ }
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 57253888);
+ });
+ });
+ _serializeAxes(builder, chart);
+ }
+
+ /// serializes Bar/ColumnClustered chart.
+ void _serializeBarChart(XmlBuilder builder, Chart chart) {
+ late int gapwidth;
+ builder.element('c:barChart', nest: () {
+ final String strDirection =
+ chart.chartType.toString().contains('bar') ? 'bar' : 'col';
+ builder.element('c:barDir', nest: () {
+ builder.attribute('val', strDirection);
+ });
+ _serializeChartGrouping(builder, chart);
+ builder.element('c:varyColors', nest: () {
+ builder.attribute('val', 0);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerie(builder, firstSerie);
+ gapwidth = firstSerie.serieFormat.commonSerieOptions.gapWidth;
+ }
+ builder.element('c:gapWidth', nest: () {
+ builder.attribute('val', gapwidth);
+ });
+ if (chart._getIsStacked(chart.chartType) ||
+ chart._getIs100(chart.chartType)) {
+ builder.element('c:overlap', nest: () {
+ builder.attribute('val', '100');
+ });
+ }
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 57253888);
+ });
+ });
+ _serializeAxes(builder, chart);
+ }
+
+ /// serializes Area chart.
+ void _serializeAreaChart(XmlBuilder builder, Chart chart) {
+ builder.element('c:areaChart', nest: () {
+ _serializeChartGrouping(builder, chart);
+ builder.element('c:varyColors', nest: () {
+ builder.attribute('val', 0);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerie(builder, firstSerie);
+ }
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 57253888);
+ });
+ });
+ _serializeAxes(builder, chart);
+ }
+
+ /// serialize chart grouping.
+ void _serializeChartGrouping(XmlBuilder builder, Chart chart) {
+ String strGrouping;
+ if (chart._getIsClustered(chart.chartType)) {
+ strGrouping = 'clustered';
+ } else if (chart._getIs100(chart.chartType)) {
+ strGrouping = 'percentStacked';
+ } else if (chart._getIsStacked(chart.chartType)) {
+ strGrouping = 'stacked';
+ } else {
+ strGrouping = 'standard';
+ }
+ builder.element('c:grouping', nest: () {
+ builder.attribute('val', strGrouping);
+ });
+ }
+
+ /// serializes pie chart.
+ void _serializePieChart(XmlBuilder builder, Chart chart) {
+ builder.element('c:pieChart', nest: () {
+ builder.element('c:varyColors', nest: () {
+ builder.attribute('val', 1);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerie(builder, firstSerie);
+ }
+ builder.element('c:firstSliceAng', nest: () {
+ builder.attribute('val', 0);
+ });
+ });
+ }
+
+ /// serializes series of chart.
+ void _serializeSerie(XmlBuilder builder, ChartSerie firstSerie) {
+ final ExcelChartType type = firstSerie._serieType;
+ builder.element('c:ser', nest: () {
+ builder.element('c:idx', nest: () {
+ builder.attribute('val', firstSerie._index);
+ });
+ builder.element('c:order', nest: () {
+ builder.attribute('val', firstSerie._index);
+ });
+ if (firstSerie._isDefaultName) {
+ builder.element('c:tx', nest: () {
+ final String strName = firstSerie._nameOrFormula;
+ if (strName.isNotEmpty) {
+ _serializeStringReference(
+ builder, strName, firstSerie, 'text', null);
+ }
+ });
+ }
+
+ if (firstSerie.serieFormat.pieExplosionPercent != 0 ||
+ (type == ExcelChartType.doughnutExploded &&
+ firstSerie._chart.series.count == 1)) {
+ builder.element('c:explosion', nest: () {
+ builder.attribute('val', firstSerie.serieFormat.pieExplosionPercent);
+ });
+ }
+ if (type == ExcelChartType.stockOpenHighLowClose ||
+ type == ExcelChartType.stockVolumeHighLowClose ||
+ type == ExcelChartType.stockVolumeOpenHighLowClose) {
+ builder.element('c:spPr', nest: () {
+ builder.element('a:ln', nest: () {
+ builder.element('a:noFill', nest: () {});
+ });
+ });
+ } else if (type == ExcelChartType.stockHighLowClose) {
+ if (firstSerie._index == 2) {
+ builder.element('c:spPr', nest: () {
+ builder.element('a:ln', nest: () {
+ builder.attribute('w', '3175');
+ builder.element('a:solidFill', nest: () {
+ builder.element('a:srgbClr', nest: () {
+ builder.attribute('val', '000000');
+ });
+ });
+ builder.element('a:prstDash', nest: () {
+ builder.attribute('val', 'solid');
+ });
+ });
+ });
+ } else {
+ builder.element('c:spPr', nest: () {
+ builder.element('a:ln', nest: () {
+ builder.element('a:noFill', nest: () {});
+ });
+ });
+ }
+ }
+ if (firstSerie.linePattern != ExcelChartLinePattern.none) {
+ _serializeFill(
+ builder, firstSerie.linePattern, firstSerie.linePatternColor, true);
+ }
+
+ _serializeMarker(builder, firstSerie);
+
+ if (firstSerie.dataLabels.isValue) {
+ builder.element('c:dLbls', nest: () {
+ if (firstSerie.dataLabels.numberFormat != null &&
+ firstSerie.dataLabels.numberFormat != '' &&
+ firstSerie.dataLabels.numberFormat != 'General') {
+ builder.element('c:numFmt', nest: () {
+ builder.attribute(
+ 'formatCode',
+ // ignore: unnecessary_null_checks
+ firstSerie.dataLabels.numberFormat!);
+ builder.attribute('sourceLinked', '0');
+ });
+ }
+ builder.element('c:spPr', nest: () {
+ builder.element('a:noFill', nest: () {});
+ builder.element('a:ln', nest: () {
+ builder.element('a:noFill', nest: () {});
+ });
+ builder.element('a:effectLst', nest: () {});
+ });
+ final ChartTextArea textArea = firstSerie.dataLabels.textArea;
+ _serializeChartTextArea(builder, textArea);
+ builder.element('c:showLegendKey', nest: () {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showVal', nest: () {
+ builder.attribute('val', firstSerie.dataLabels.isValue ? 1 : 0);
+ });
+ builder.element('c:showCatName', nest: () {
+ builder.attribute(
+ 'val', firstSerie.dataLabels.isCategoryName ? 1 : 0);
+ });
+ builder.element('c:showSerName', nest: () {
+ builder.attribute(
+ 'val', firstSerie.dataLabels.isSeriesName ? 1 : 0);
+ });
+ builder.element('c:showPercent', nest: () {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showBubbleSize', nest: () {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showLeaderLines', nest: () {
+ builder.attribute('val', 0);
+ });
+ });
+ }
+ if (firstSerie._categoryLabels != null) {
+ final Range firstRange = firstSerie._chart._worksheet.getRangeByIndex(
+ firstSerie._categoryLabels!.row,
+ firstSerie._categoryLabels!.column);
+ builder.element('c:cat', nest: () {
+ Worksheet tempSheet = firstSerie._chart._worksheet;
+ if (firstSerie._categoryLabels!.addressGlobal != '') {
+ for (final Worksheet sheet
+ in firstSerie._chart._worksheet.workbook.worksheets.innerList) {
+ if (firstSerie._categoryLabels!.addressGlobal
+ .contains(RegExp('${sheet.name}!')) ||
+ firstSerie._categoryLabels!.addressGlobal
+ .contains(RegExp("${sheet.name}'!"))) {
+ tempSheet = sheet;
+ break;
+ }
+ }
+ }
+ if (firstRange.text == null && firstRange.number != null) {
+ builder.element('c:numRef', nest: () {
+ builder.element('c:f',
+ nest: firstSerie._categoryLabels!.addressGlobal);
+ final Range firstRange = firstSerie._chart._worksheet
+ .getRangeByIndex(firstSerie._categoryLabels!.row,
+ firstSerie._categoryLabels!.column);
+ builder.element('c:numCache', nest: () {
+ if (firstRange.numberFormat != null &&
+ firstRange.numberFormat != 'General') {
+ builder.element('c:formatCode',
+ nest: firstRange.numberFormat);
+ }
+ _serializeNumCacheValues(builder, firstSerie, tempSheet);
+ });
+ });
+ } else {
+ _serializeStringReference(
+ builder,
+ firstSerie._categoryLabels!.addressGlobal,
+ firstSerie,
+ 'cat',
+ tempSheet);
+ }
+ });
+ }
+ if (firstSerie._values != null) {
+ builder.element('c:val', nest: () {
+ builder.element('c:numRef', nest: () {
+ builder.element('c:f', nest: firstSerie._values!.addressGlobal);
+ final Range firstRange = firstSerie._chart._worksheet
+ .getRangeByIndex(
+ firstSerie._values!.row, firstSerie._values!.column);
+ Worksheet tempSheet = firstSerie._chart._worksheet;
+ if (firstSerie._values!.addressGlobal != '') {
+ for (final Worksheet sheet in firstSerie
+ ._chart._worksheet.workbook.worksheets.innerList) {
+ if (firstSerie._values!.addressGlobal
+ .contains(RegExp('${sheet.name}!')) ||
+ firstSerie._values!.addressGlobal
+ .contains(RegExp("${sheet.name}'!"))) {
+ tempSheet = sheet;
+ break;
+ }
+ }
+ }
+ builder.element('c:numCache', nest: () {
+ if (firstRange.numberFormat != null &&
+ firstRange.numberFormat != 'General') {
+ builder.element('c:formatCode', nest: firstRange.numberFormat);
+ } else {
+ builder.element('c:formatCode', nest: 'General');
+ }
+ _serializeNumCacheValues(builder, firstSerie, tempSheet);
+ });
+ });
+ });
+ }
+ if (firstSerie._serieType.toString().contains('line') ||
+ firstSerie._serieType.toString().contains('stock')) {
+ builder.element('c:smooth', nest: () {
+ builder.attribute('val', 0);
+ });
+ }
+ });
+ }
+
+ /// serializes chart text area.
+ void _serializeChartTextArea(XmlBuilder builder, ChartTextArea textArea) {
+ builder.element('c:txPr', nest: () {
+ builder.element('a:bodyPr ', nest: () {});
+ builder.element('a:lstStyle', nest: () {});
+ builder.element('a:p', nest: () {
+ builder.element('a:pPr', nest: () {
+ builder.element('a:defRPr', nest: () {
+ final double size = textArea.size * 100;
+ builder.attribute('sz', size.toInt().toString());
+ builder.attribute('b', textArea.bold ? '1' : '0');
+ builder.attribute('i', textArea.italic ? '1' : '0');
+ builder.attribute('baseline', '0');
+ if (textArea.color != '' && textArea.color != 'FF000000') {
+ builder.element('a:solidFill', nest: () {
+ builder.element('a:srgbClr', nest: () {
+ builder.attribute('val', textArea.color.replaceAll('#', ''));
+ });
+ });
+ }
+ builder.element('a:latin', nest: () {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ builder.element('a:ea', nest: () {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ builder.element('a:cs', nest: () {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ });
+ });
+ });
+ });
+ }
+
+ /// serializes number cache values.
+ void _serializeNumCacheValues(
+ XmlBuilder builder, ChartSerie firstSerie, Worksheet dataSheet) {
+ final Range? serieRange = firstSerie._values;
+ if (serieRange != null) {
+ final int count = serieRange.count;
+ final int serieStartRow = serieRange.row;
+ final int serieStartColumn = serieRange.column;
+ builder.element('c:ptCount', nest: () {
+ builder.attribute('val', count);
+ });
+ int index = 0;
+ while (index < count) {
+ final double? value = dataSheet
+ .getRangeByIndex(serieStartRow + index, serieStartColumn)
+ .number;
+ if (value != null) {
+ builder.element('c:pt', nest: () {
+ builder.attribute('idx', index);
+ builder.element('c:v', nest: value);
+ });
+ }
+ index++;
+ }
+ }
+ }
+
+ /// serializes string cache reference.
+ void _serializeStringReference(XmlBuilder builder, String range,
+ ChartSerie firstSerie, String tagName, Worksheet? dataSheet) {
+ builder.element('c:strRef', nest: () {
+ builder.element('c:f', nest: range);
+ builder.element('c:strCache', nest: () {
+ if (tagName == 'cat') {
+ _serializeCategoryTagCacheValues(builder, firstSerie, dataSheet);
+ } else {
+ _serializeTextTagCacheValues(builder, firstSerie);
+ }
+ });
+ });
+ }
+
+ /// serializes catergory cache values.
+ void _serializeCategoryTagCacheValues(
+ XmlBuilder builder, ChartSerie firstSerie, Worksheet? dataSheet) {
+ final Range? serieRange = firstSerie._categoryLabels;
+ if (serieRange != null) {
+ final int count = serieRange.count;
+ final int serieStartRow = serieRange.row;
+ final int serieStartColumn = serieRange.column;
+ builder.element('c:ptCount', nest: () {
+ builder.attribute('val', count);
+ });
+ int index = 0;
+ while (index < count) {
+ final String? value = dataSheet != null
+ ? dataSheet
+ .getRangeByIndex(serieStartRow + index, serieStartColumn)
+ .text
+ : '';
+ if (value != null) {
+ builder.element('c:pt', nest: () {
+ builder.attribute('idx', index);
+ builder.element('c:v', nest: value);
+ });
+ }
+ index++;
+ }
+ }
+ }
+
+ /// serializes text cache values.
+ void _serializeTextTagCacheValues(XmlBuilder builder, ChartSerie firstSerie) {
+ builder.element('c:ptCount', nest: () {
+ builder.attribute('val', 1);
+ });
+ builder.element('c:pt', nest: () {
+ builder.attribute('idx', 0);
+ if (firstSerie.name != null) {
+ builder.element('c:v', nest: firstSerie.name);
+ }
+ });
+ }
+
+ /// serializes fill for the charts.
+ void _serializeFill(XmlBuilder builder, ExcelChartLinePattern linePattern,
+ String? lineColor, bool hasSerie) {
+ builder.element('c:spPr', nest: () {
+ if (lineColor == null) {
+ builder.element('a:solidFill', nest: () {
+ builder.element('a:srgbClr', nest: () {
+ builder.attribute('val', 'FFFFFF');
+ });
+ });
+ }
+ builder.element('a:ln', nest: () {
+ if (linePattern != ExcelChartLinePattern.none) {
+ if (!hasSerie || lineColor != null) {
+ builder.element('a:solidFill', nest: () {
+ builder.element('a:srgbClr', nest: () {
+ if (lineColor != null) {
+ builder.attribute('val', lineColor.replaceAll('#', ''));
+ } else {
+ builder.attribute('val', '0070C0');
+ }
+ });
+ });
+ }
+ if (linePattern != ExcelChartLinePattern.solid) {
+ builder.element('a:prstDash', nest: () {
+ builder.attribute('val', _linePattern[linePattern]);
+ });
+ }
+ } else {
+ builder.element('a:noFill', nest: () {});
+ }
+ builder.element('a:round', nest: () {});
+ });
+ });
+ }
+
+ /// serializes axies of the series.
+ void _serializeAxes(XmlBuilder builder, Chart chart) {
+ if (chart._isCategoryAxisAvail) {
+ _serializeCategoryAxis(builder, chart.primaryCategoryAxis);
+ }
+ if (chart._isValueAxisAvail) {
+ _serializeValueAxis(builder, chart.primaryValueAxis);
+ }
+ }
+
+ /// serializes empty charts.
+ void _serializeEmptyChart(XmlBuilder builder, Chart chart) {
+ builder.element('c:barChart', nest: () {
+ builder.element('c:barDir', nest: () {
+ builder.attribute('val', 'col');
+ });
+ builder.element('c:grouping', nest: () {
+ builder.attribute('val', 'clustered');
+ });
+ builder.element('c:varyColors', nest: () {
+ builder.attribute('val', 0);
+ });
+ _serializeEmptyChartDataLabels(builder);
+ builder.element('c:gapWidth', nest: () {
+ builder.attribute('val', 150);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 57253888);
+ });
+ });
+ }
+
+ /// serializes category axis of the chart.
+ void _serializeCategoryAxis(XmlBuilder builder, ChartCategoryAxis axis) {
+ builder.element('c:catAx', nest: () {
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:scaling', nest: () {
+ builder.element('c:orientation', nest: () {
+ builder.attribute('val', 'minMax');
+ });
+ });
+ builder.element('c:delete', nest: () {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:axPos', nest: () {
+ builder.attribute('val', 'b');
+ });
+ if (axis._hasAxisTitle) {
+ _serializeChartTextArea(builder, axis.titleArea);
+ }
+ if (axis.numberFormat != '' && axis.numberFormat != 'General') {
+ builder.element('c:numFmt', nest: () {
+ builder.attribute('formatCode', axis.numberFormat);
+ builder.attribute('sourceLinked', '0');
+ });
+ }
+ builder.element('c:majorTickMark', nest: () {
+ builder.attribute('val', 'out');
+ });
+ builder.element('c:minorTickMark', nest: () {
+ builder.attribute('val', 'none');
+ });
+ builder.element('c:tickLblPos', nest: () {
+ builder.attribute('val', 'nextTo');
+ });
+ builder.element('c:spPr', nest: () {
+ builder.element('a:ln', nest: () {});
+ });
+ builder.element('c:crossAx', nest: () {
+ builder.attribute('val', 57253888);
+ });
+ builder.element('c:crosses', nest: () {
+ builder.attribute('val', 'autoZero');
+ });
+ builder.element('c:auto', nest: () {
+ builder.attribute('val', 1);
+ });
+ builder.element('c:lblAlgn', nest: () {
+ builder.attribute('val', 'ctr');
+ });
+ builder.element('c:lblOffset', nest: () {
+ builder.attribute('val', 100);
+ });
+ builder.element('c:noMultiLvlLbl', nest: () {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:tickMarkSkip', nest: () {
+ builder.attribute('val', 1);
+ });
+ });
+ }
+
+ /// serializes Value axis of the chart.
+ void _serializeValueAxis(XmlBuilder builder, ChartValueAxis axis) {
+ builder.element('c:valAx', nest: () {
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 57253888);
+ });
+ builder.element('c:scaling', nest: () {
+ builder.element('c:orientation', nest: () {
+ builder.attribute('val', 'minMax');
+ });
+ if (!axis._isAutoMax) {
+ builder.element('c:max', nest: () {
+ builder.attribute('val', axis.maximumValue);
+ });
+ }
+ if (axis._isAutoMin) {
+ builder.element('c:min', nest: () {
+ builder.attribute('val', axis.minimumValue);
+ });
+ }
+ });
+ builder.element('c:delete', nest: () {
+ builder.attribute('val', '0');
+ });
+ builder.element('c:axPos', nest: () {
+ builder.attribute('val', 'l');
+ });
+ if (axis._hasAxisTitle) {
+ _serializeChartTextArea(builder, axis.titleArea);
+ }
+ if (axis.numberFormat != '' && axis.numberFormat != 'General') {
+ builder.element('c:numFmt', nest: () {
+ builder.attribute('formatCode', axis.numberFormat);
+ builder.attribute('sourceLinked', '0');
+ });
+ }
+ if (axis.hasMajorGridLines) {
+ builder.element('c:majorGridlines', nest: () {});
+ }
+ builder.element('c:majorTickMark', nest: () {
+ builder.attribute('val', 'out');
+ });
+ builder.element('c:minorTickMark', nest: () {
+ builder.attribute('val', 'none');
+ });
+ builder.element('c:tickLblPos', nest: () {
+ builder.attribute('val', 'nextTo');
+ });
+ builder.element('c:spPr', nest: () {
+ builder.element('a:ln', nest: () {});
+ });
+ builder.element('c:crossAx', nest: () {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:crosses', nest: () {
+ builder.attribute('val', 'autoZero');
+ });
+ final Chart chart = axis._parentChart;
+ final String strCrossBetween =
+ chart.primaryCategoryAxis._isBetween ? 'between' : 'midCat';
+ builder.element('c:crossBetween', nest: () {
+ builder.attribute('val', strCrossBetween);
+ });
+ });
+ }
+
+ /// serializes empty chart's datalabels.
+ void _serializeEmptyChartDataLabels(XmlBuilder builder) {
+ builder.element('c:dLbls', nest: () {
+ builder.element('c:showLegendKey', nest: () {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showVal', nest: () {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showCatName', nest: () {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showSerName', nest: () {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showPercent', nest: () {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showBubbleSize', nest: () {
+ builder.attribute('val', 0);
+ });
+ });
+ }
+
+ /// Add the workbook data with filename to ZipArchive.
+ void _addToArchive(List data, String fileName) {
+ final ArchiveFile item = ArchiveFile(fileName, data.length, data);
+ _workbook.archive.addFile(item);
+ }
+
+ /// Serialize line 3D Chart.
+ void _serializeLine3DChart(XmlBuilder builder, Chart chart) {
+ late int gapdepth;
+ builder.element('c:line3DChart', nest: () {
+ _serializeChartGrouping(builder, chart);
+ builder.element('c:varyColors', nest: () {
+ builder.attribute('val', 0);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerie(builder, firstSerie);
+ gapdepth = firstSerie.serieFormat.commonSerieOptions.gapDepth;
+ }
+ builder.element('c:gapDepth', nest: () {
+ builder.attribute('val', gapdepth);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 57253888);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 63149376);
+ });
+ });
+ _serializeAxes(builder, chart);
+ }
+
+ ///Serialize view 3D
+ void _serializeView3D(XmlBuilder builder, Chart chart) {
+ final ChartSeriesCollection firstSerie = chart.series;
+
+ builder.element('c:view3D', nest: () {
+ if (!chart._isdefaultElevation) {
+ builder.element('c:rotX', nest: () {
+ builder.attribute('val', chart.elevation);
+ });
+ }
+ if (firstSerie._innerList[0]._serieType == ExcelChartType.pie3D) {
+ for (int i = 0; i < chart.series.count; i++) {
+ chart.rotation =
+ chart.series[i].serieFormat.commonSerieOptions.firstSliceAngle;
+ }
+ }
+ if (!chart._isDefaultRotation) {
+ builder.element('c:rotY', nest: () {
+ builder.attribute('val', chart.rotation);
+ });
+ }
+ builder.element('c:depthPercent', nest: () {
+ builder.attribute('val', chart.depthPercent);
+ });
+ builder.element('c:rAngAx', nest: () {
+ int defaultValue = 0;
+
+ if (chart.rightAngleAxes || chart._isColumnOrBar) {
+ defaultValue = 1;
+ }
+
+ builder.attribute('val', defaultValue);
+ });
+ builder.element('perspective', nest: () {
+ builder.attribute('val', chart.perspective * 2);
+ });
+ });
+ }
+
+ /// Serialize bar3D chart.
+ void _serializeBar3DChart(XmlBuilder builder, Chart chart) {
+ late int gapdepth;
+ late int gapwidth;
+ builder.element('c:bar3DChart', nest: () {
+ final String strDirection =
+ chart.chartType.toString().contains('bar') ? 'bar' : 'col';
+
+ builder.element('c:barDir', nest: () {
+ builder.attribute('val', strDirection);
+ });
+
+ _serializeChartGrouping(builder, chart);
+ builder.element('c:varyColors', nest: () {
+ builder.attribute('val', 0);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerie(builder, firstSerie);
+ gapdepth = firstSerie.serieFormat.commonSerieOptions.gapDepth;
+ gapwidth = firstSerie.serieFormat.commonSerieOptions.gapWidth;
+ }
+
+ builder.element('c:gapWidth', nest: () {
+ builder.attribute('val', gapwidth);
+ });
+ builder.element('c:gapDepth', nest: () {
+ builder.attribute('val', gapdepth);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 57253888);
+ });
+ });
+ _serializeAxes(builder, chart);
+ }
+
+ // Serializes pie of pie or pie of bar chart.
+ void _serializeOfPieChart(XmlBuilder builder, Chart chart) {
+ late int gapwidth;
+ late int pieSecondSize;
+ final ExcelChartType type = chart.series[0]._serieType;
+ late String isPieOrBar;
+ if (type == ExcelChartType.pieOfPie) {
+ isPieOrBar = 'pie';
+ } else if (type == ExcelChartType.pieBar) {
+ isPieOrBar = 'bar';
+ }
+ builder.element('c:ofPieChart', nest: () {
+ builder.element('c:ofPieType', nest: () {
+ builder.attribute('val', isPieOrBar);
+ });
+ builder.element('c:varyColors', nest: () {
+ builder.attribute('val', 1);
+ });
+
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerie(builder, firstSerie);
+ pieSecondSize = firstSerie.serieFormat.commonSerieOptions.pieSecondSize;
+ gapwidth = firstSerie.serieFormat.commonSerieOptions.gapWidth;
+ }
+
+ builder.element('c:gapWidth', nest: () {
+ builder.attribute('val', gapwidth);
+ });
+ builder.element('c:secondPieSize', nest: () {
+ builder.attribute('val', pieSecondSize);
+ });
+ builder.element('c:serLines', nest: () {
+ builder.element('c:spPr', nest: () {
+ builder.element('a:ln', nest: () {});
+ });
+ });
+ });
+ }
+
+ ///Serialize pie 3D chart.
+ void _serializeOfPie3DChart(XmlBuilder builder, Chart chart) {
+ builder.element('c:pie3DChart', nest: () {
+ builder.element('c:varyColors', nest: () {
+ builder.attribute('val', 1);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerie(builder, firstSerie);
+ }
+ });
+ }
+
+ /// Serializes stock chart.
+ void _serializeStockChart(XmlBuilder builder, Chart chart) {
+ final ExcelChartType type = chart.series.innerList[0]._serieType;
+ if (type == ExcelChartType.stockVolumeOpenHighLowClose ||
+ type == ExcelChartType.stockVolumeHighLowClose) {
+ builder.element('c:barChart', nest: () {
+ builder.element('c:barDir', nest: () {
+ builder.attribute('val', 'col');
+ });
+ builder.element('c:grouping', nest: () {
+ builder.attribute('val', 'clustered');
+ });
+
+ builder.element('c:varyColors', nest: () {
+ builder.attribute('val', 0);
+ });
+
+ final ChartSerie firstSerie = chart.series[0];
+ _serializeSerie(builder, firstSerie);
+
+ builder.element('c:gapWidth', nest: () {
+ builder.attribute(
+ 'val', firstSerie.serieFormat.commonSerieOptions.gapWidth);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 57253888);
+ });
+ });
+ }
+ builder.element('c:stockChart', nest: () {
+ if (type == ExcelChartType.stockHighLowClose ||
+ type == ExcelChartType.stockOpenHighLowClose) {
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerie(builder, firstSerie);
+ }
+ } else if (type == ExcelChartType.stockVolumeHighLowClose ||
+ type == ExcelChartType.stockVolumeOpenHighLowClose) {
+ for (int i = 0; i < chart.series.count; i++) {
+ if ((type == ExcelChartType.stockVolumeOpenHighLowClose ||
+ type == ExcelChartType.stockVolumeHighLowClose) &&
+ chart.series.innerList[0] != chart.series.innerList[i]) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerie(builder, firstSerie);
+ }
+ }
+ }
+
+ builder.element('c:hiLowLines', nest: () {
+ builder.element('c:spPr', nest: () {
+ builder.element('a:ln', nest: () {
+ builder.element('a:solidFill', nest: () {
+ builder.element('a:srgbClr', nest: () {
+ builder.attribute('val', '000000');
+ });
+ });
+ builder.element('a:prstDash', nest: () {
+ builder.attribute('val', 'solid');
+ });
+ });
+ });
+ });
+ if (type == ExcelChartType.stockOpenHighLowClose ||
+ type == ExcelChartType.stockVolumeOpenHighLowClose) {
+ builder.element('c:upDownBars', nest: () {
+ builder.element('c:gapWidth', nest: () {
+ builder.attribute('val', '100');
+ });
+ builder.element('c:upBars', nest: () {
+ builder.element('c:spPr', nest: () {
+ builder.element('a:solidFill', nest: () {
+ builder.element('a:srgbClr', nest: () {
+ builder.attribute('val', 'FFFFFF');
+ });
+ });
+ });
+ });
+ builder.element('c:downBars', nest: () {
+ builder.element('c:spPr', nest: () {
+ builder.element('a:solidFill', nest: () {
+ builder.element('a:srgbClr', nest: () {
+ builder.attribute('val', '000000');
+ });
+ });
+ });
+ });
+ });
+ }
+ if (chart.series[0].serieFormat.markerStyle !=
+ ExcelChartMarkerType.none) {
+ builder.element('c:marker', nest: () {
+ builder.attribute('val', 1);
+ });
+ }
+
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 62908672);
+ });
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', 61870848);
+ });
+ });
+ if (type == ExcelChartType.stockVolumeOpenHighLowClose ||
+ type == ExcelChartType.stockVolumeHighLowClose) {
+ _serializeAxesforStockChart(builder, chart, 59983360, 57253888, true);
+ _serializeAxesforStockChart(builder, chart, 62908672, 61870848, false);
+ } else {
+ _serializeAxesforStockChart(builder, chart, 62908672, 61870848, true);
+ }
+ }
+
+ ///serialize stock axes
+ void _serializeAxesforStockChart(
+ XmlBuilder builder, Chart chart, int axisId, int crossAx, bool isBar) {
+ if (chart._isCategoryAxisAvail) {
+ _serializeCategoryAxisForStock(
+ builder, chart.primaryCategoryAxis, axisId, crossAx, isBar);
+ }
+ if (chart._isValueAxisAvail) {
+ _serializeValueAxisForStockchart(
+ builder, chart.primaryCategoryAxis, axisId, crossAx, isBar);
+ }
+ }
+
+ ///Serialize catogory axis for stock chart
+ void _serializeCategoryAxisForStock(XmlBuilder builder,
+ ChartCategoryAxis axis, int axisId, int crossAx, bool isBar) {
+ builder.element('c:catAx', nest: () {
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', axisId);
+ });
+ builder.element('c:scaling', nest: () {
+ builder.element('c:orientation', nest: () {
+ builder.attribute('val', 'minMax');
+ });
+ });
+ int delete = 0;
+ String axpos = 'b';
+ if (!isBar) {
+ delete = 1;
+ axpos = 't';
+ }
+ builder.element('c:delete', nest: () {
+ builder.attribute('val', delete);
+ });
+ builder.element('c:axPos', nest: () {
+ builder.attribute('val', axpos);
+ });
+ if (axis._hasAxisTitle) {
+ _serializeChartTextArea(builder, axis.titleArea);
+ }
+ if (axis.numberFormat != '' && axis.numberFormat != 'General') {
+ builder.element('c:numFmt', nest: () {
+ builder.attribute('formatCode', axis.numberFormat);
+ builder.attribute('sourceLinked', '0');
+ });
+ }
+ builder.element('c:majorTickMark', nest: () {
+ builder.attribute('val', 'out');
+ });
+ builder.element('c:minorTickMark', nest: () {
+ builder.attribute('val', 'none');
+ });
+ builder.element('c:tickLblPos', nest: () {
+ builder.attribute('val', 'nextTo');
+ });
+ builder.element('c:spPr', nest: () {
+ builder.element('a:ln', nest: () {
+ if (!isBar) {
+ builder.attribute('w', 12700);
+ }
+ });
+ });
+ builder.element('c:crossAx', nest: () {
+ builder.attribute('val', crossAx);
+ });
+ builder.element('c:crosses', nest: () {
+ builder.attribute('val', 'autoZero');
+ });
+ builder.element('c:auto', nest: () {
+ builder.attribute('val', 1);
+ });
+ builder.element('c:lblAlgn', nest: () {
+ builder.attribute('val', 'ctr');
+ });
+ builder.element('c:lblOffset', nest: () {
+ builder.attribute('val', 100);
+ });
+ builder.element('c:noMultiLvlLbl', nest: () {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:tickMarkSkip', nest: () {
+ builder.attribute('val', 1);
+ });
+ });
+ }
+
+ ///Serialize value axis for stock chart
+ void _serializeValueAxisForStockchart(XmlBuilder builder,
+ ChartCategoryAxis axis, int axisId, int crossAx, bool isBar) {
+ builder.element('c:valAx', nest: () {
+ builder.element('c:axId', nest: () {
+ builder.attribute('val', crossAx);
+ });
+ builder.element('c:scaling', nest: () {
+ builder.element('c:orientation', nest: () {
+ builder.attribute('val', 'minMax');
+ });
+ if (!axis._isAutoMax) {
+ builder.element('c:max', nest: () {
+ builder.attribute('val', axis.maximumValue);
+ });
+ }
+ if (axis._isAutoMin) {
+ builder.element('c:min', nest: () {
+ builder.attribute('val', axis.minimumValue);
+ });
+ }
+ });
+ builder.element('c:delete', nest: () {
+ builder.attribute('val', '0');
+ });
+ String axpos = 'l';
+
+ if (!isBar) {
+ axpos = 'r';
+ }
+
+ builder.element('c:axPos', nest: () {
+ builder.attribute('val', axpos);
+ });
+
+ if (axpos == 'l') {
+ builder.element('c:majorGridlines', nest: () {});
+ }
+
+ if (axis._hasAxisTitle) {
+ _serializeChartTextArea(builder, axis.titleArea);
+ }
+ if (axis.numberFormat != '' && axis.numberFormat != 'General') {
+ builder.element('c:numFmt', nest: () {
+ builder.attribute('formatCode', axis.numberFormat);
+ builder.attribute('sourceLinked', '0');
+ });
+ }
+ if (axis.hasMajorGridLines) {
+ builder.element('c:majorGridlines', nest: () {});
+ }
+ builder.element('c:majorTickMark', nest: () {
+ builder.attribute('val', 'out');
+ });
+ builder.element('c:minorTickMark', nest: () {
+ builder.attribute('val', 'none');
+ });
+ builder.element('c:tickLblPos', nest: () {
+ builder.attribute('val', 'nextTo');
+ });
+ builder.element('c:spPr', nest: () {
+ builder.element('a:ln', nest: () {});
+ });
+ builder.element('c:crossAx', nest: () {
+ builder.attribute('val', axisId);
+ });
+ String crosses = 'autoZero';
+ if (!isBar) {
+ crosses = 'max';
+ }
+ builder.element('c:crosses', nest: () {
+ builder.attribute('val', crosses);
+ });
+ final Chart chart = axis._parentChart;
+ final String strCrossBetween =
+ chart.primaryCategoryAxis._isBetween ? 'between' : 'midCat';
+ builder.element('c:crossBetween', nest: () {
+ builder.attribute('val', strCrossBetween);
+ });
+ });
+ }
+
+ ///Serialize doughnut/doughnut_exploded charts
+ void _serializedoughnutchart(XmlBuilder builder, Chart chart) {
+ late int doughnutHoleSize;
+ late int firstSliceAngle;
+
+ builder.element('c:doughnutChart', nest: () {
+ builder.element('c:varyColors', nest: () {
+ builder.attribute('val', 1);
+ });
+
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerie(builder, firstSerie);
+ firstSliceAngle =
+ firstSerie.serieFormat.commonSerieOptions.firstSliceAngle;
+ doughnutHoleSize =
+ firstSerie.serieFormat.commonSerieOptions.holeSizePercent;
+ }
+ builder.element('c:firstSliceAng', nest: () {
+ builder.attribute('val', firstSliceAngle);
+ });
+ builder.element('c:holeSize', nest: () {
+ builder.attribute('val', doughnutHoleSize);
+ });
+ });
+ }
+
+ ///Serialize marker for stock and line charts
+ void _serializeMarker(XmlBuilder builder, ChartSerie firstSerie) {
+ final ExcelChartType type = firstSerie._serieType;
+
+ if ((firstSerie.serieFormat.markerStyle == ExcelChartMarkerType.none) &&
+ (type == ExcelChartType.line ||
+ type == ExcelChartType.lineStacked ||
+ type == ExcelChartType.lineStacked100 ||
+ type == ExcelChartType.stockHighLowClose ||
+ type == ExcelChartType.stockVolumeOpenHighLowClose ||
+ type == ExcelChartType.stockVolumeHighLowClose ||
+ type == ExcelChartType.stockOpenHighLowClose)) {
+ builder.element('c:marker', nest: () {
+ builder.element('c:symbol', nest: () {
+ builder.attribute('val', 'none');
+ });
+ });
+ } else if ((firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.none) &&
+ (type == ExcelChartType.lineMarkers ||
+ type == ExcelChartType.lineMarkersStacked ||
+ type == ExcelChartType.lineMarkersStacked100)) {
+ builder.element('c:marker', nest: () {
+ builder.element('c:symbol', nest: () {
+ builder.attribute('val', 'circle');
+ });
+ builder.element('c:size', nest: () {
+ builder.attribute('val', '5');
+ });
+ });
+ } else if (firstSerie.serieFormat.markerStyle !=
+ ExcelChartMarkerType.none) {
+ final String markerBackgroundColor =
+ firstSerie.serieFormat.markerBackgroundColor.replaceAll('#', '');
+ final String markerBorderColor =
+ firstSerie.serieFormat.markerBorderColor.replaceAll('#', '');
+ late String exclMarkertype;
+ if (firstSerie.serieFormat.markerStyle == ExcelChartMarkerType.diamond) {
+ exclMarkertype = 'diamond';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.circle) {
+ exclMarkertype = 'circle';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.xSquare) {
+ exclMarkertype = 'x';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.dowJones) {
+ exclMarkertype = 'dot';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.square) {
+ exclMarkertype = 'square';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.plusSign) {
+ exclMarkertype = 'plus';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.standardDeviation) {
+ exclMarkertype = 'triangle';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.starSquare) {
+ exclMarkertype = 'star';
+ }
+
+ builder.element('c:marker', nest: () {
+ builder.element('c:symbol', nest: () {
+ builder.attribute('val', exclMarkertype);
+ });
+ builder.element('c:size', nest: () {
+ builder.attribute('val', '5');
+ });
+ builder.element('c:spPr', nest: () {
+ builder.element('a:solidFill', nest: () {
+ builder.element('a:srgbClr', nest: () {
+ builder.attribute('val', markerBackgroundColor);
+ });
+ });
+ builder.element('a:ln', nest: () {
+ builder.element('a:solidFill', nest: () {
+ builder.element('a:srgbClr', nest: () {
+ builder.attribute('val', markerBorderColor);
+ });
+ });
+ });
+ });
+ });
+ }
+ }
+
+ /// serializes charts from the worksheet.
+ Future _saveChartsAsync(Worksheet sheet) async {
+ for (final Chart chart in (sheet.charts! as ChartCollection).innerList) {
+ sheet.workbook.chartCount++;
+ final XmlBuilder builder = XmlBuilder();
+ builder.processing('xml', 'version="1.0"');
+ builder.element('c:chartSpace', nest: () async {
+ builder.attribute(
+ 'xmlns:a', 'http://schemas.openxmlformats.org/drawingml/2006/main');
+ builder.attribute('xmlns:r',
+ 'http://schemas.openxmlformats.org/officeDocument/2006/relationships');
+ builder.attribute('xmlns:c',
+ 'http://schemas.openxmlformats.org/drawingml/2006/chart');
+
+ if (chart._hasPlotArea) {
+ builder.element('c:roundedCorners', nest: () async {
+ builder.attribute('val', 0);
+ });
+ }
+ builder.element('c:chart', nest: () async {
+ if (chart.hasTitle) {
+ _serializeTitleAsync(builder, chart.chartTitleArea);
+ }
+ if (chart._is3DChart) {
+ _serializeView3DAsync(builder, chart);
+ }
+ _serializePlotAreaAsync(builder, chart);
+ if (chart.series.count > 0 && chart.hasLegend) {
+ _serializeLegendAsync(builder, chart.legend!);
+ }
+ builder.element('c:plotVisOnly', nest: () async {
+ builder.attribute('val', '1');
+ });
+ builder.element('c:dispBlanksAs', nest: () async {
+ builder.attribute('val', 'gap');
+ });
+ });
+ _serializeFillAsync(
+ builder, chart.linePattern, chart.linePatternColor, false);
+ _serializePrinterSettingsAsync(builder, chart);
+ });
+ final String stringXml = builder.buildDocument().copy().toString();
+ final List bytes = utf8.encode(stringXml);
+ _addToArchiveAsync(
+ bytes, 'xl/charts/chart${sheet.workbook.chartCount}.xml');
+ }
+ }
+
+ /// serializes chart's legend.
+ Future _serializeLegendAsync(
+ XmlBuilder builder, ChartLegend chartLegend) async {
+ builder.element('c:legend', nest: () async {
+ builder.element('c:legendPos', nest: () async {
+ final ExcelLegendPosition legendPostion = chartLegend.position;
+ final String positionStr = legendPostion == ExcelLegendPosition.bottom
+ ? 'b'
+ : legendPostion == ExcelLegendPosition.left
+ ? 'l'
+ : legendPostion == ExcelLegendPosition.right
+ ? 'r'
+ : legendPostion == ExcelLegendPosition.top
+ ? 't'
+ : 'r';
+ builder.attribute('val', positionStr);
+ });
+ if (chartLegend._hasTextArea) {
+ _serializeDefaultTextAreaPropertiesAsync(builder, chartLegend.textArea);
+ }
+ builder.element('c:layout', nest: () async {});
+ builder.element('c:overlay', nest: () async {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:spPr', nest: () async {});
+ });
+ }
+
+ /// serializes chart's drawing.
+ Future _serializeChartDrawingAsync(
+ XmlBuilder builder, Worksheet sheet) async {
+ for (final Chart chart in (sheet.charts! as ChartCollection).innerList) {
+ builder.element('xdr:twoCellAnchor', nest: () async {
+ builder.attribute('editAs', 'twoCell');
+ builder.element('xdr:from', nest: () async {
+ builder.element('xdr:col',
+ nest: chart.leftColumn > 0 ? chart.leftColumn - 1 : 0);
+ builder.element('xdr:colOff', nest: 0);
+ builder.element('xdr:row',
+ nest: chart.topRow > 0 ? chart.topRow - 1 : 0);
+ builder.element('xdr:rowOff', nest: 0);
+ });
+
+ builder.element('xdr:to', nest: () async {
+ builder.element('xdr:col',
+ nest: chart.rightColumn > 0
+ ? chart.rightColumn - 1
+ : chart.leftColumn + 7);
+ builder.element('xdr:colOff', nest: 0);
+ builder.element('xdr:row',
+ nest: chart.bottomRow > 0
+ ? chart.bottomRow - 1
+ : chart.topRow + 15);
+ builder.element('xdr:rowOff', nest: 0);
+ });
+
+ builder.element('xdr:graphicFrame', nest: () async {
+ builder.attribute('macro', '');
+ builder.element('xdr:nvGraphicFramePr', nest: () async {
+ builder.element('xdr:cNvPr', nest: () async {
+ builder.attribute(
+ 'id', 1024 + sheet.workbook.chartCount + chart.index);
+ builder.attribute(
+ 'name', 'Chart ${sheet.workbook.chartCount + chart.index}');
+ });
+ builder.element('xdr:cNvGraphicFramePr', nest: () async {});
+ });
+ builder.element('xdr:xfrm', nest: () async {
+ builder.element('a:off', nest: () async {
+ builder.attribute('x', '0');
+ builder.attribute('y', 0);
+ });
+ builder.element('a:ext', nest: () async {
+ builder.attribute('cx', '0');
+ builder.attribute('cy', 0);
+ });
+ });
+ builder.element('a:graphic', nest: () async {
+ builder.element('a:graphicData', nest: () async {
+ builder.attribute('uri',
+ 'http://schemas.openxmlformats.org/drawingml/2006/chart');
+
+ builder.element('c:chart', nest: () async {
+ builder.attribute('p7:id', 'rId${chart.index}');
+ builder.attribute('xmlns:p7',
+ 'http://schemas.openxmlformats.org/officeDocument/2006/relationships');
+ builder.attribute('xmlns:c',
+ 'http://schemas.openxmlformats.org/drawingml/2006/chart');
+ });
+ });
+ });
+ });
+ builder.element('xdr:clientData', nest: () async {});
+ });
+ }
+ }
+
+ /// serialize default text area properties.
+ Future _serializeDefaultTextAreaPropertiesAsync(
+ XmlBuilder builder, ChartTextArea textArea) async {
+ builder.element('c:txPr', nest: () async {
+ builder.element('a:bodyPr ', nest: () async {});
+ builder.element('a:lstStyle ', nest: () async {});
+ builder.element('a:p', nest: () async {
+ builder.element('a:pPr', nest: () async {
+ builder.element('a:defRPr', nest: () async {
+ final double size = textArea.size * 100;
+ builder.attribute('sz', size.toInt().toString());
+ builder.attribute('b', textArea.bold ? '1' : '0');
+ builder.attribute('i', textArea.italic ? '1' : '0');
+ if (textArea.color != '' && textArea.color != 'FF000000') {
+ builder.element('a:solidFill', nest: () async {
+ builder.element('a:srgbClr', nest: () async {
+ builder.attribute('val', textArea.color.replaceAll('#', ''));
+ });
+ });
+ }
+ builder.element('a:latin', nest: () async {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ builder.element('a:cs', nest: () async {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ });
+ });
+ builder.element('a:endParaRPr', nest: () async {
+ builder.attribute('lang', 'en-US');
+ });
+ });
+ });
+ }
+
+ /// serialize printer settings of charts
+ Future _serializePrinterSettingsAsync(
+ XmlBuilder builder, Chart chart) async {
+ builder.element('c:printSettings', nest: () async {
+ builder.element('c:headerFooter', nest: () async {
+ builder.attribute('scaleWithDoc', '1');
+ builder.attribute('alignWithMargins', '0');
+ builder.attribute('differentFirst', '0');
+ builder.attribute('differentOddEven', '0');
+ });
+ builder.element('c:pageMargins', nest: () async {
+ builder.attribute('l', '0.7');
+ builder.attribute('r', '0.7');
+ builder.attribute('t', '0.75');
+ builder.attribute('b', '0.75');
+ builder.attribute('header', '0.3');
+ builder.attribute('footer', '0.3');
+ });
+ });
+ }
+
+ /// serialize chart title.
+ Future _serializeTitleAsync(
+ XmlBuilder builder, ChartTextArea chartTextArea) async {
+ builder.element('c:title', nest: () async {
+ if (chartTextArea._hasText) {
+ builder.element('c:tx', nest: () async {
+ builder.element('c:rich', nest: () async {
+ builder.element('a:bodyPr ', nest: () async {});
+ builder.element('a:lstStyle', nest: () async {});
+ builder.element('a:p', nest: () async {
+ builder.element('a:pPr', nest: () async {
+ builder.attribute('algn', 'ctr');
+ builder.element('a:defRPr', nest: () async {});
+ });
+ builder.element('a:r', nest: () async {
+ _serializeParagraphRunPropertiesAsync(builder, chartTextArea);
+ builder.element('a:t', nest: () async {
+ builder.text(chartTextArea.text!);
+ });
+ });
+ });
+ });
+ });
+ }
+ builder.element('c:layout', nest: () async {});
+ builder.element('c:overlay', nest: () async {
+ builder.attribute('val', chartTextArea._overlay ? '1' : '0');
+ });
+ _serializeFillAsync(builder, ExcelChartLinePattern.none, null, false);
+ });
+ }
+
+ /// serialize paragraph run properties.
+ Future _serializeParagraphRunPropertiesAsync(
+ XmlBuilder builder, ChartTextArea textArea) async {
+ builder.element('a:rPr', nest: () async {
+ builder.attribute('lang', 'en-US');
+ final double size = textArea.size * 100;
+ builder.attribute('sz', size.toInt().toString());
+ builder.attribute('b', textArea.bold ? '1' : '0');
+ builder.attribute('i', textArea.italic ? '1' : '0');
+ builder.attribute('baseline', '0');
+ if (textArea.color != '' && textArea.color != 'FF000000') {
+ builder.element('a:solidFill', nest: () async {
+ builder.element('a:srgbClr', nest: () async {
+ builder.attribute('val', textArea.color.replaceAll('#', ''));
+ });
+ });
+ }
+ builder.element('a:latin', nest: () async {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ builder.element('a:ea', nest: () async {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ builder.element('a:cs', nest: () async {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ });
+ }
+
+ /// serialize plotarea of the chart
+ Future _serializePlotAreaAsync(XmlBuilder builder, Chart chart) async {
+ builder.element('c:plotArea', nest: () async {
+ builder.element('c:layout', nest: () async {});
+ if (chart._series.count > 0) {
+ _serializeMainChartTypeTagAsync(builder, chart);
+ } else {
+ _serializeEmptyChartAsync(builder, chart);
+ _serializeAxesAsync(builder, chart);
+ }
+ _serializeFillAsync(builder, chart.plotArea.linePattern,
+ chart.plotArea.linePatternColor, false);
+ });
+ }
+
+ /// serializes main chart tag.
+ Future _serializeMainChartTypeTagAsync(
+ XmlBuilder builder, Chart chart) async {
+ switch (chart.chartType) {
+ case ExcelChartType.column:
+ case ExcelChartType.columnStacked:
+ case ExcelChartType.columnStacked100:
+ case ExcelChartType.bar:
+ case ExcelChartType.barStacked:
+ case ExcelChartType.barStacked100:
+ _serializeBarChartAsync(builder, chart);
+ break;
+
+ case ExcelChartType.line:
+ case ExcelChartType.lineStacked:
+ case ExcelChartType.lineMarkers:
+ case ExcelChartType.lineStacked100:
+ case ExcelChartType.lineMarkersStacked:
+ case ExcelChartType.lineMarkersStacked100:
+ _serializeLineChartAsync(builder, chart);
+ break;
+
+ case ExcelChartType.area:
+ case ExcelChartType.areaStacked:
+ case ExcelChartType.areaStacked100:
+ _serializeAreaChartAsync(builder, chart);
+ break;
+
+ case ExcelChartType.pie:
+ _serializePieChartAsync(builder, chart);
+ break;
+
+ case ExcelChartType.pieBar:
+ case ExcelChartType.pieOfPie:
+ _serializeOfPieChartAsync(builder, chart);
+ break;
+ case ExcelChartType.pie3D:
+ _serializeOfPie3DChartAsync(builder, chart);
+ break;
+ case ExcelChartType.line3D:
+ _serializeLine3DChartAsync(builder, chart);
+ break;
+ case ExcelChartType.barStacked1003D:
+ case ExcelChartType.barStacked3D:
+ case ExcelChartType.barClustered3D:
+ case ExcelChartType.columnClustered3D:
+ case ExcelChartType.columnStacked3D:
+ case ExcelChartType.columnStacked1003D:
+ case ExcelChartType.column3D:
+ _serializeBar3DChartAsync(builder, chart);
+ break;
+
+ case ExcelChartType.stockHighLowClose:
+ case ExcelChartType.stockOpenHighLowClose:
+ case ExcelChartType.stockVolumeHighLowClose:
+ case ExcelChartType.stockVolumeOpenHighLowClose:
+ _serializeStockChartAsync(builder, chart);
+ break;
+ case ExcelChartType.doughnut:
+ case ExcelChartType.doughnutExploded:
+ _serializedoughnutchartAsync(builder, chart);
+ break;
+ }
+ }
+
+ /// serializes Line chart.
+ Future _serializeLineChartAsync(XmlBuilder builder, Chart chart) async {
+ final ExcelChartType type = chart.series[0]._serieType;
+ builder.element('c:lineChart', nest: () async {
+ _serializeChartGroupingAsync(builder, chart);
+ builder.element('c:varyColors', nest: () async {
+ builder.attribute('val', 0);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerieAsync(builder, firstSerie);
+ }
+ if (type == ExcelChartType.lineMarkers ||
+ type == ExcelChartType.lineMarkersStacked ||
+ type == ExcelChartType.lineMarkersStacked100) {
+ builder.element('c:marker', nest: () async {
+ builder.attribute('val', 1);
+ });
+ }
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 57253888);
+ });
+ });
+ _serializeAxesAsync(builder, chart);
+ }
+
+ /// serializes Bar/ColumnClustered chart.
+ Future _serializeBarChartAsync(XmlBuilder builder, Chart chart) async {
+ late int gapwidth;
+ builder.element('c:barChart', nest: () async {
+ final String strDirection =
+ chart.chartType.toString().contains('bar') ? 'bar' : 'col';
+ builder.element('c:barDir', nest: () async {
+ builder.attribute('val', strDirection);
+ });
+ _serializeChartGroupingAsync(builder, chart);
+ builder.element('c:varyColors', nest: () async {
+ builder.attribute('val', 0);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerieAsync(builder, firstSerie);
+ gapwidth = firstSerie.serieFormat.commonSerieOptions.gapWidth;
+ }
+ builder.element('c:gapWidth', nest: () async {
+ builder.attribute('val', gapwidth);
+ });
+ if (chart._getIsStacked(chart.chartType) ||
+ chart._getIs100(chart.chartType)) {
+ builder.element('c:overlap', nest: () async {
+ builder.attribute('val', '100');
+ });
+ }
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 57253888);
+ });
+ });
+ _serializeAxesAsync(builder, chart);
+ }
+
+ /// serializes Area chart.
+ Future _serializeAreaChartAsync(XmlBuilder builder, Chart chart) async {
+ builder.element('c:areaChart', nest: () async {
+ _serializeChartGroupingAsync(builder, chart);
+ builder.element('c:varyColors', nest: () async {
+ builder.attribute('val', 0);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerieAsync(builder, firstSerie);
+ }
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 57253888);
+ });
+ });
+ _serializeAxesAsync(builder, chart);
+ }
+
+ /// serialize chart grouping.
+ Future _serializeChartGroupingAsync(
+ XmlBuilder builder, Chart chart) async {
+ String strGrouping;
+ if (chart._getIsClustered(chart.chartType)) {
+ strGrouping = 'clustered';
+ } else if (chart._getIs100(chart.chartType)) {
+ strGrouping = 'percentStacked';
+ } else if (chart._getIsStacked(chart.chartType)) {
+ strGrouping = 'stacked';
+ } else {
+ strGrouping = 'standard';
+ }
+ builder.element('c:grouping', nest: () async {
+ builder.attribute('val', strGrouping);
+ });
+ }
+
+ /// serializes pie chart.
+ Future _serializePieChartAsync(XmlBuilder builder, Chart chart) async {
+ builder.element('c:pieChart', nest: () async {
+ builder.element('c:varyColors', nest: () async {
+ builder.attribute('val', 1);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerieAsync(builder, firstSerie);
+ }
+ builder.element('c:firstSliceAng', nest: () async {
+ builder.attribute('val', 0);
+ });
+ });
+ }
+
+ /// serializes series of chart.
+ Future _serializeSerieAsync(
+ XmlBuilder builder, ChartSerie firstSerie) async {
+ final ExcelChartType type = firstSerie._serieType;
+ builder.element('c:ser', nest: () async {
+ builder.element('c:idx', nest: () async {
+ builder.attribute('val', firstSerie._index);
+ });
+ builder.element('c:order', nest: () async {
+ builder.attribute('val', firstSerie._index);
+ });
+ if (firstSerie._isDefaultName) {
+ builder.element('c:tx', nest: () async {
+ final String strName = firstSerie._nameOrFormula;
+ if (strName.isNotEmpty) {
+ _serializeStringReferenceAsync(
+ builder, strName, firstSerie, 'text', null);
+ }
+ });
+ }
+
+ if (firstSerie.serieFormat.pieExplosionPercent != 0 ||
+ (type == ExcelChartType.doughnutExploded &&
+ firstSerie._chart.series.count == 1)) {
+ builder.element('c:explosion', nest: () async {
+ builder.attribute('val', firstSerie.serieFormat.pieExplosionPercent);
+ });
+ }
+ if (type == ExcelChartType.stockOpenHighLowClose ||
+ type == ExcelChartType.stockVolumeHighLowClose ||
+ type == ExcelChartType.stockVolumeOpenHighLowClose) {
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:ln', nest: () async {
+ builder.element('a:noFill', nest: () async {});
+ });
+ });
+ } else if (type == ExcelChartType.stockHighLowClose) {
+ if (firstSerie._index == 2) {
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:ln', nest: () async {
+ builder.attribute('w', '3175');
+ builder.element('a:solidFill', nest: () async {
+ builder.element('a:srgbClr', nest: () async {
+ builder.attribute('val', '000000');
+ });
+ });
+ builder.element('a:prstDash', nest: () async {
+ builder.attribute('val', 'solid');
+ });
+ });
+ });
+ } else {
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:ln', nest: () async {
+ builder.element('a:noFill', nest: () async {});
+ });
+ });
+ }
+ }
+ if (firstSerie.linePattern != ExcelChartLinePattern.none) {
+ _serializeFillAsync(
+ builder, firstSerie.linePattern, firstSerie.linePatternColor, true);
+ }
+
+ _serializeMarkerAsync(builder, firstSerie);
+
+ if (firstSerie.dataLabels.isValue) {
+ builder.element('c:dLbls', nest: () async {
+ if (firstSerie.dataLabels.numberFormat != null &&
+ firstSerie.dataLabels.numberFormat != '' &&
+ firstSerie.dataLabels.numberFormat != 'General') {
+ builder.element('c:numFmt', nest: () async {
+ builder.attribute(
+ 'formatCode', firstSerie.dataLabels.numberFormat);
+ builder.attribute('sourceLinked', '0');
+ });
+ }
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:noFill', nest: () async {});
+ builder.element('a:ln', nest: () async {
+ builder.element('a:noFill', nest: () async {});
+ });
+ builder.element('a:effectLst', nest: () async {});
+ });
+ final ChartTextArea textArea = firstSerie.dataLabels.textArea;
+ _serializeChartTextAreaAsync(builder, textArea);
+ builder.element('c:showLegendKey', nest: () async {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showVal', nest: () async {
+ builder.attribute('val', firstSerie.dataLabels.isValue ? 1 : 0);
+ });
+ builder.element('c:showCatName', nest: () async {
+ builder.attribute(
+ 'val', firstSerie.dataLabels.isCategoryName ? 1 : 0);
+ });
+ builder.element('c:showSerName', nest: () async {
+ builder.attribute(
+ 'val', firstSerie.dataLabels.isSeriesName ? 1 : 0);
+ });
+ builder.element('c:showPercent', nest: () async {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showBubbleSize', nest: () async {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showLeaderLines', nest: () async {
+ builder.attribute('val', 0);
+ });
+ });
+ }
+ if (firstSerie._categoryLabels != null) {
+ final Range firstRange = firstSerie._chart._worksheet.getRangeByIndex(
+ firstSerie._categoryLabels!.row,
+ firstSerie._categoryLabels!.column);
+ builder.element('c:cat', nest: () async {
+ Worksheet tempSheet = firstSerie._chart._worksheet;
+ if (firstSerie._categoryLabels!.addressGlobal != '') {
+ for (final Worksheet sheet
+ in firstSerie._chart._worksheet.workbook.worksheets.innerList) {
+ if (firstSerie._categoryLabels!.addressGlobal
+ .contains(RegExp('${sheet.name}!')) ||
+ firstSerie._categoryLabels!.addressGlobal
+ .contains(RegExp("${sheet.name}'!"))) {
+ tempSheet = sheet;
+ break;
+ }
+ }
+ }
+ if (firstRange.text == null && firstRange.number != null) {
+ builder.element('c:numRef', nest: () async {
+ builder.element('c:f',
+ nest: firstSerie._categoryLabels!.addressGlobal);
+ final Range firstRange = firstSerie._chart._worksheet
+ .getRangeByIndex(firstSerie._categoryLabels!.row,
+ firstSerie._categoryLabels!.column);
+ builder.element('c:numCache', nest: () async {
+ if (firstRange.numberFormat != null &&
+ firstRange.numberFormat != 'General') {
+ builder.element('c:formatCode',
+ nest: firstRange.numberFormat);
+ }
+ _serializeNumCacheValuesAsync(builder, firstSerie, tempSheet);
+ });
+ });
+ } else {
+ _serializeStringReferenceAsync(
+ builder,
+ firstSerie._categoryLabels!.addressGlobal,
+ firstSerie,
+ 'cat',
+ tempSheet);
+ }
+ });
+ }
+ if (firstSerie._values != null) {
+ builder.element('c:val', nest: () async {
+ builder.element('c:numRef', nest: () async {
+ builder.element('c:f', nest: firstSerie._values!.addressGlobal);
+ final Range firstRange = firstSerie._chart._worksheet
+ .getRangeByIndex(
+ firstSerie._values!.row, firstSerie._values!.column);
+ Worksheet tempSheet = firstSerie._chart._worksheet;
+ if (firstSerie._values!.addressGlobal != '') {
+ for (final Worksheet sheet in firstSerie
+ ._chart._worksheet.workbook.worksheets.innerList) {
+ if (firstSerie._values!.addressGlobal
+ .contains(RegExp('${sheet.name}!')) ||
+ firstSerie._values!.addressGlobal
+ .contains(RegExp("${sheet.name}'!"))) {
+ tempSheet = sheet;
+ break;
+ }
+ }
+ }
+ builder.element('c:numCache', nest: () async {
+ if (firstRange.numberFormat != null &&
+ firstRange.numberFormat != 'General') {
+ builder.element('c:formatCode', nest: firstRange.numberFormat);
+ } else {
+ builder.element('c:formatCode', nest: 'General');
+ }
+ _serializeNumCacheValuesAsync(builder, firstSerie, tempSheet);
+ });
+ });
+ });
+ }
+ if (firstSerie._serieType.toString().contains('line') ||
+ firstSerie._serieType.toString().contains('stock')) {
+ builder.element('c:smooth', nest: () async {
+ builder.attribute('val', 0);
+ });
+ }
+ });
+ }
+
+ /// serializes chart text area.
+ Future _serializeChartTextAreaAsync(
+ XmlBuilder builder, ChartTextArea textArea) async {
+ builder.element('c:txPr', nest: () async {
+ builder.element('a:bodyPr ', nest: () async {});
+ builder.element('a:lstStyle', nest: () async {});
+ builder.element('a:p', nest: () async {
+ builder.element('a:pPr', nest: () async {
+ builder.element('a:defRPr', nest: () async {
+ final double size = textArea.size * 100;
+ builder.attribute('sz', size.toInt().toString());
+ builder.attribute('b', textArea.bold ? '1' : '0');
+ builder.attribute('i', textArea.italic ? '1' : '0');
+ builder.attribute('baseline', '0');
+ if (textArea.color != '' && textArea.color != 'FF000000') {
+ builder.element('a:solidFill', nest: () async {
+ builder.element('a:srgbClr', nest: () async {
+ builder.attribute('val', textArea.color.replaceAll('#', ''));
+ });
+ });
+ }
+ builder.element('a:latin', nest: () async {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ builder.element('a:ea', nest: () async {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ builder.element('a:cs', nest: () async {
+ builder.attribute('typeface', textArea.fontName);
+ });
+ });
+ });
+ });
+ });
+ }
+
+ /// serializes number cache values.
+ Future _serializeNumCacheValuesAsync(
+ XmlBuilder builder, ChartSerie firstSerie, Worksheet dataSheet) async {
+ final Range? serieRange = firstSerie._values;
+ if (serieRange != null) {
+ final int count = serieRange.count;
+ final int serieStartRow = serieRange.row;
+ final int serieStartColumn = serieRange.column;
+ builder.element('c:ptCount', nest: () async {
+ builder.attribute('val', count);
+ });
+ int index = 0;
+ while (index < count) {
+ final double? value = dataSheet
+ .getRangeByIndex(serieStartRow + index, serieStartColumn)
+ .number;
+ if (value != null) {
+ builder.element('c:pt', nest: () async {
+ builder.attribute('idx', index);
+ builder.element('c:v', nest: value);
+ });
+ }
+ index++;
+ }
+ }
+ }
+
+ /// serializes string cache reference.
+ Future _serializeStringReferenceAsync(XmlBuilder builder, String range,
+ ChartSerie firstSerie, String tagName, Worksheet? dataSheet) async {
+ builder.element('c:strRef', nest: () async {
+ builder.element('c:f', nest: range);
+ builder.element('c:strCache', nest: () async {
+ if (tagName == 'cat') {
+ _serializeCategoryTagCacheValuesAsync(builder, firstSerie, dataSheet);
+ } else {
+ _serializeTextTagCacheValuesAsync(builder, firstSerie);
+ }
+ });
+ });
+ }
+
+ /// serializes catergory cache values.
+ Future _serializeCategoryTagCacheValuesAsync(
+ XmlBuilder builder, ChartSerie firstSerie, Worksheet? dataSheet) async {
+ final Range? serieRange = firstSerie._categoryLabels;
+ if (serieRange != null) {
+ final int count = serieRange.count;
+ final int serieStartRow = serieRange.row;
+ final int serieStartColumn = serieRange.column;
+ builder.element('c:ptCount', nest: () async {
+ builder.attribute('val', count);
+ });
+ int index = 0;
+ while (index < count) {
+ final String? value = dataSheet != null
+ ? dataSheet
+ .getRangeByIndex(serieStartRow + index, serieStartColumn)
+ .text
+ : '';
+ if (value != null) {
+ builder.element('c:pt', nest: () async {
+ builder.attribute('idx', index);
+ builder.element('c:v', nest: value);
+ });
+ }
+ index++;
+ }
+ }
+ }
+
+ /// serializes text cache values.
+ Future _serializeTextTagCacheValuesAsync(
+ XmlBuilder builder, ChartSerie firstSerie) async {
+ builder.element('c:ptCount', nest: () async {
+ builder.attribute('val', 1);
+ });
+ builder.element('c:pt', nest: () async {
+ builder.attribute('idx', 0);
+ if (firstSerie.name != null) {
+ builder.element('c:v', nest: firstSerie.name);
+ }
+ });
+ }
+
+ /// serializes fill for the charts.
+ Future _serializeFillAsync(
+ XmlBuilder builder,
+ ExcelChartLinePattern linePattern,
+ String? lineColor,
+ bool hasSerie) async {
+ builder.element('c:spPr', nest: () async {
+ if (lineColor == null) {
+ builder.element('a:solidFill', nest: () async {
+ builder.element('a:srgbClr', nest: () async {
+ builder.attribute('val', 'FFFFFF');
+ });
+ });
+ }
+ builder.element('a:ln', nest: () async {
+ if (linePattern != ExcelChartLinePattern.none) {
+ if (!hasSerie || lineColor != null) {
+ builder.element('a:solidFill', nest: () async {
+ builder.element('a:srgbClr', nest: () async {
+ if (lineColor != null) {
+ builder.attribute('val', lineColor.replaceAll('#', ''));
+ } else {
+ builder.attribute('val', '0070C0');
+ }
+ });
+ });
+ }
+ if (linePattern != ExcelChartLinePattern.solid) {
+ builder.element('a:prstDash', nest: () async {
+ builder.attribute('val', _linePattern[linePattern]);
+ });
+ }
+ } else {
+ builder.element('a:noFill', nest: () async {});
+ }
+ builder.element('a:round', nest: () async {});
+ });
+ });
+ }
+
+ /// serializes axies of the series.
+ Future _serializeAxesAsync(XmlBuilder builder, Chart chart) async {
+ if (chart._isCategoryAxisAvail) {
+ _serializeCategoryAxisAsync(builder, chart.primaryCategoryAxis);
+ }
+ if (chart._isValueAxisAvail) {
+ _serializeValueAxisAsync(builder, chart.primaryValueAxis);
+ }
+ }
+
+ /// serializes empty charts.
+ Future _serializeEmptyChartAsync(
+ XmlBuilder builder, Chart chart) async {
+ builder.element('c:barChart', nest: () async {
+ builder.element('c:barDir', nest: () async {
+ builder.attribute('val', 'col');
+ });
+ builder.element('c:grouping', nest: () async {
+ builder.attribute('val', 'clustered');
+ });
+ builder.element('c:varyColors', nest: () async {
+ builder.attribute('val', 0);
+ });
+ _serializeEmptyChartDataLabelsAsync(builder);
+ builder.element('c:gapWidth', nest: () async {
+ builder.attribute('val', 150);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 57253888);
+ });
+ });
+ }
+
+ /// serializes category axis of the chart.
+ Future _serializeCategoryAxisAsync(
+ XmlBuilder builder, ChartCategoryAxis axis) async {
+ builder.element('c:catAx', nest: () async {
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:scaling', nest: () async {
+ builder.element('c:orientation', nest: () async {
+ builder.attribute('val', 'minMax');
+ });
+ });
+ builder.element('c:delete', nest: () async {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:axPos', nest: () async {
+ builder.attribute('val', 'b');
+ });
+ if (axis._hasAxisTitle) {
+ _serializeChartTextAreaAsync(builder, axis.titleArea);
+ }
+ if (axis.numberFormat != '' && axis.numberFormat != 'General') {
+ builder.element('c:numFmt', nest: () async {
+ builder.attribute('formatCode', axis.numberFormat);
+ builder.attribute('sourceLinked', '0');
+ });
+ }
+ builder.element('c:majorTickMark', nest: () async {
+ builder.attribute('val', 'out');
+ });
+ builder.element('c:minorTickMark', nest: () async {
+ builder.attribute('val', 'none');
+ });
+ builder.element('c:tickLblPos', nest: () async {
+ builder.attribute('val', 'nextTo');
+ });
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:ln', nest: () async {});
+ });
+ builder.element('c:crossAx', nest: () async {
+ builder.attribute('val', 57253888);
+ });
+ builder.element('c:crosses', nest: () async {
+ builder.attribute('val', 'autoZero');
+ });
+ builder.element('c:auto', nest: () async {
+ builder.attribute('val', 1);
+ });
+ builder.element('c:lblAlgn', nest: () async {
+ builder.attribute('val', 'ctr');
+ });
+ builder.element('c:lblOffset', nest: () async {
+ builder.attribute('val', 100);
+ });
+ builder.element('c:noMultiLvlLbl', nest: () async {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:tickMarkSkip', nest: () async {
+ builder.attribute('val', 1);
+ });
+ });
+ }
+
+ /// serializes Value axis of the chart.
+ Future _serializeValueAxisAsync(
+ XmlBuilder builder, ChartValueAxis axis) async {
+ builder.element('c:valAx', nest: () async {
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 57253888);
+ });
+ builder.element('c:scaling', nest: () async {
+ builder.element('c:orientation', nest: () async {
+ builder.attribute('val', 'minMax');
+ });
+ if (!axis._isAutoMax) {
+ builder.element('c:max', nest: () async {
+ builder.attribute('val', axis.maximumValue);
+ });
+ }
+ if (axis._isAutoMin) {
+ builder.element('c:min', nest: () async {
+ builder.attribute('val', axis.minimumValue);
+ });
+ }
+ });
+ builder.element('c:delete', nest: () async {
+ builder.attribute('val', '0');
+ });
+ builder.element('c:axPos', nest: () async {
+ builder.attribute('val', 'l');
+ });
+ if (axis._hasAxisTitle) {
+ _serializeChartTextAreaAsync(builder, axis.titleArea);
+ }
+ if (axis.numberFormat != '' && axis.numberFormat != 'General') {
+ builder.element('c:numFmt', nest: () async {
+ builder.attribute('formatCode', axis.numberFormat);
+ builder.attribute('sourceLinked', '0');
+ });
+ }
+ if (axis.hasMajorGridLines) {
+ builder.element('c:majorGridlines', nest: () async {});
+ }
+ builder.element('c:majorTickMark', nest: () async {
+ builder.attribute('val', 'out');
+ });
+ builder.element('c:minorTickMark', nest: () async {
+ builder.attribute('val', 'none');
+ });
+ builder.element('c:tickLblPos', nest: () async {
+ builder.attribute('val', 'nextTo');
+ });
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:ln', nest: () async {});
+ });
+ builder.element('c:crossAx', nest: () async {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:crosses', nest: () async {
+ builder.attribute('val', 'autoZero');
+ });
+ final Chart chart = axis._parentChart;
+ final String strCrossBetween =
+ chart.primaryCategoryAxis._isBetween ? 'between' : 'midCat';
+ builder.element('c:crossBetween', nest: () async {
+ builder.attribute('val', strCrossBetween);
+ });
+ });
+ }
+
+ /// serializes empty chart's datalabels.
+ Future _serializeEmptyChartDataLabelsAsync(XmlBuilder builder) async {
+ builder.element('c:dLbls', nest: () async {
+ builder.element('c:showLegendKey', nest: () async {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showVal', nest: () async {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showCatName', nest: () async {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showSerName', nest: () async {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showPercent', nest: () async {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:showBubbleSize', nest: () async {
+ builder.attribute('val', 0);
+ });
+ });
+ }
+
+ /// Add the workbook data with filename to ZipArchive.
+ Future _addToArchiveAsync(List data, String fileName) async {
+ final ArchiveFile item = ArchiveFile(fileName, data.length, data);
+ _workbook.archive.addFile(item);
+ }
+
+ /// Serialize line 3D Chart.
+ Future _serializeLine3DChartAsync(
+ XmlBuilder builder, Chart chart) async {
+ late int gapdepth;
+ builder.element('c:line3DChart', nest: () async {
+ _serializeChartGroupingAsync(builder, chart);
+ builder.element('c:varyColors', nest: () async {
+ builder.attribute('val', 0);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerieAsync(builder, firstSerie);
+ gapdepth = firstSerie.serieFormat.commonSerieOptions.gapDepth;
+ }
+ builder.element('c:gapDepth', nest: () async {
+ builder.attribute('val', gapdepth);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 57253888);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 63149376);
+ });
+ });
+ _serializeAxesAsync(builder, chart);
+ }
+
+ ///Serialize view 3D
+ Future _serializeView3DAsync(XmlBuilder builder, Chart chart) async {
+ final ChartSeriesCollection firstSerie = chart.series;
+
+ builder.element('c:view3D', nest: () async {
+ if (!chart._isdefaultElevation) {
+ builder.element('c:rotX', nest: () async {
+ builder.attribute('val', chart.elevation);
+ });
+ }
+ if (firstSerie._innerList[0]._serieType == ExcelChartType.pie3D) {
+ for (int i = 0; i < chart.series.count; i++) {
+ chart.rotation =
+ chart.series[i].serieFormat.commonSerieOptions.firstSliceAngle;
+ }
+ }
+ if (!chart._isDefaultRotation) {
+ builder.element('c:rotY', nest: () async {
+ builder.attribute('val', chart.rotation);
+ });
+ }
+ builder.element('c:depthPercent', nest: () async {
+ builder.attribute('val', chart.depthPercent);
+ });
+ builder.element('c:rAngAx', nest: () async {
+ int defaultValue = 0;
+
+ if (chart.rightAngleAxes || chart._isColumnOrBar) {
+ defaultValue = 1;
+ }
+
+ builder.attribute('val', defaultValue);
+ });
+ builder.element('perspective', nest: () async {
+ builder.attribute('val', chart.perspective * 2);
+ });
+ });
+ }
+
+ /// Serialize bar3D chart.
+ Future _serializeBar3DChartAsync(
+ XmlBuilder builder, Chart chart) async {
+ late int gapdepth;
+ late int gapwidth;
+ builder.element('c:bar3DChart', nest: () async {
+ final String strDirection =
+ chart.chartType.toString().contains('bar') ? 'bar' : 'col';
+
+ builder.element('c:barDir', nest: () async {
+ builder.attribute('val', strDirection);
+ });
+
+ _serializeChartGroupingAsync(builder, chart);
+ builder.element('c:varyColors', nest: () async {
+ builder.attribute('val', 0);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerieAsync(builder, firstSerie);
+ gapdepth = firstSerie.serieFormat.commonSerieOptions.gapDepth;
+ gapwidth = firstSerie.serieFormat.commonSerieOptions.gapWidth;
+ }
+
+ builder.element('c:gapWidth', nest: () async {
+ builder.attribute('val', gapwidth);
+ });
+ builder.element('c:gapDepth', nest: () async {
+ builder.attribute('val', gapdepth);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 57253888);
+ });
+ });
+ _serializeAxesAsync(builder, chart);
+ }
+
+ // Serializes pie of pie or pie of bar chart.
+ Future _serializeOfPieChartAsync(
+ XmlBuilder builder, Chart chart) async {
+ late int gapwidth;
+ late int pieSecondSize;
+ final ExcelChartType type = chart.series[0]._serieType;
+ late String isPieOrBar;
+ if (type == ExcelChartType.pieOfPie) {
+ isPieOrBar = 'pie';
+ } else if (type == ExcelChartType.pieBar) {
+ isPieOrBar = 'bar';
+ }
+ builder.element('c:ofPieChart', nest: () async {
+ builder.element('c:ofPieType', nest: () async {
+ builder.attribute('val', isPieOrBar);
+ });
+ builder.element('c:varyColors', nest: () async {
+ builder.attribute('val', 1);
+ });
+
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerieAsync(builder, firstSerie);
+ pieSecondSize = firstSerie.serieFormat.commonSerieOptions.pieSecondSize;
+ gapwidth = firstSerie.serieFormat.commonSerieOptions.gapWidth;
+ }
+
+ builder.element('c:gapWidth', nest: () async {
+ builder.attribute('val', gapwidth);
+ });
+ builder.element('c:secondPieSize', nest: () async {
+ builder.attribute('val', pieSecondSize);
+ });
+ builder.element('c:serLines', nest: () async {
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:ln', nest: () async {});
+ });
+ });
+ });
+ }
+
+ ///Serialize pie 3D chart.
+ Future _serializeOfPie3DChartAsync(
+ XmlBuilder builder, Chart chart) async {
+ builder.element('c:pie3DChart', nest: () async {
+ builder.element('c:varyColors', nest: () async {
+ builder.attribute('val', 1);
+ });
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerieAsync(builder, firstSerie);
+ }
+ });
+ }
+
+ /// Serializes stock chart.
+ Future _serializeStockChartAsync(
+ XmlBuilder builder, Chart chart) async {
+ final ExcelChartType type = chart.series.innerList[0]._serieType;
+ if (type == ExcelChartType.stockVolumeOpenHighLowClose ||
+ type == ExcelChartType.stockVolumeHighLowClose) {
+ builder.element('c:barChart', nest: () async {
+ builder.element('c:barDir', nest: () async {
+ builder.attribute('val', 'col');
+ });
+ builder.element('c:grouping', nest: () async {
+ builder.attribute('val', 'clustered');
+ });
+
+ builder.element('c:varyColors', nest: () async {
+ builder.attribute('val', 0);
+ });
+
+ final ChartSerie firstSerie = chart.series[0];
+ _serializeSerieAsync(builder, firstSerie);
+
+ builder.element('c:gapWidth', nest: () async {
+ builder.attribute(
+ 'val', firstSerie.serieFormat.commonSerieOptions.gapWidth);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 59983360);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 57253888);
+ });
+ });
+ }
+ builder.element('c:stockChart', nest: () async {
+ if (type == ExcelChartType.stockHighLowClose ||
+ type == ExcelChartType.stockOpenHighLowClose) {
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerieAsync(builder, firstSerie);
+ }
+ } else if (type == ExcelChartType.stockVolumeHighLowClose ||
+ type == ExcelChartType.stockVolumeOpenHighLowClose) {
+ for (int i = 0; i < chart.series.count; i++) {
+ if ((type == ExcelChartType.stockVolumeOpenHighLowClose ||
+ type == ExcelChartType.stockVolumeHighLowClose) &&
+ chart.series.innerList[0] != chart.series.innerList[i]) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerieAsync(builder, firstSerie);
+ }
+ }
+ }
+
+ builder.element('c:hiLowLines', nest: () async {
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:ln', nest: () async {
+ builder.element('a:solidFill', nest: () async {
+ builder.element('a:srgbClr', nest: () async {
+ builder.attribute('val', '000000');
+ });
+ });
+ builder.element('a:prstDash', nest: () async {
+ builder.attribute('val', 'solid');
+ });
+ });
+ });
+ });
+ if (type == ExcelChartType.stockOpenHighLowClose ||
+ type == ExcelChartType.stockVolumeOpenHighLowClose) {
+ builder.element('c:upDownBars', nest: () async {
+ builder.element('c:gapWidth', nest: () async {
+ builder.attribute('val', '100');
+ });
+ builder.element('c:upBars', nest: () async {
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:solidFill', nest: () async {
+ builder.element('a:srgbClr', nest: () async {
+ builder.attribute('val', 'FFFFFF');
+ });
+ });
+ });
+ });
+ builder.element('c:downBars', nest: () async {
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:solidFill', nest: () async {
+ builder.element('a:srgbClr', nest: () async {
+ builder.attribute('val', '000000');
+ });
+ });
+ });
+ });
+ });
+ }
+ if (chart.series[0].serieFormat.markerStyle !=
+ ExcelChartMarkerType.none) {
+ builder.element('c:marker', nest: () async {
+ builder.attribute('val', 1);
+ });
+ }
+
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 62908672);
+ });
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', 61870848);
+ });
+ });
+ if (type == ExcelChartType.stockVolumeOpenHighLowClose ||
+ type == ExcelChartType.stockVolumeHighLowClose) {
+ _serializeAxesforStockChartAsync(
+ builder, chart, 59983360, 57253888, true);
+ _serializeAxesforStockChartAsync(
+ builder, chart, 62908672, 61870848, false);
+ } else {
+ _serializeAxesforStockChartAsync(
+ builder, chart, 62908672, 61870848, true);
+ }
+ }
+
+ ///serialize stock axes
+ Future _serializeAxesforStockChartAsync(XmlBuilder builder, Chart chart,
+ int axisId, int crossAx, bool isBar) async {
+ if (chart._isCategoryAxisAvail) {
+ _serializeCategoryAxisForStockAsync(
+ builder, chart.primaryCategoryAxis, axisId, crossAx, isBar);
+ }
+ if (chart._isValueAxisAvail) {
+ _serializeValueAxisForStockchartAsync(
+ builder, chart.primaryCategoryAxis, axisId, crossAx, isBar);
+ }
+ }
+
+ ///Serialize catogory axis for stock chart
+ Future _serializeCategoryAxisForStockAsync(XmlBuilder builder,
+ ChartCategoryAxis axis, int axisId, int crossAx, bool isBar) async {
+ builder.element('c:catAx', nest: () async {
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', axisId);
+ });
+ builder.element('c:scaling', nest: () async {
+ builder.element('c:orientation', nest: () async {
+ builder.attribute('val', 'minMax');
+ });
+ });
+ int delete = 0;
+ String axpos = 'b';
+ if (!isBar) {
+ delete = 1;
+ axpos = 't';
+ }
+ builder.element('c:delete', nest: () async {
+ builder.attribute('val', delete);
+ });
+ builder.element('c:axPos', nest: () async {
+ builder.attribute('val', axpos);
+ });
+ if (axis._hasAxisTitle) {
+ _serializeChartTextAreaAsync(builder, axis.titleArea);
+ }
+ if (axis.numberFormat != '' && axis.numberFormat != 'General') {
+ builder.element('c:numFmt', nest: () async {
+ builder.attribute('formatCode', axis.numberFormat);
+ builder.attribute('sourceLinked', '0');
+ });
+ }
+ builder.element('c:majorTickMark', nest: () async {
+ builder.attribute('val', 'out');
+ });
+ builder.element('c:minorTickMark', nest: () async {
+ builder.attribute('val', 'none');
+ });
+ builder.element('c:tickLblPos', nest: () async {
+ builder.attribute('val', 'nextTo');
+ });
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:ln', nest: () async {
+ if (!isBar) {
+ builder.attribute('w', 12700);
+ }
+ });
+ });
+ builder.element('c:crossAx', nest: () async {
+ builder.attribute('val', crossAx);
+ });
+ builder.element('c:crosses', nest: () async {
+ builder.attribute('val', 'autoZero');
+ });
+ builder.element('c:auto', nest: () async {
+ builder.attribute('val', 1);
+ });
+ builder.element('c:lblAlgn', nest: () async {
+ builder.attribute('val', 'ctr');
+ });
+ builder.element('c:lblOffset', nest: () async {
+ builder.attribute('val', 100);
+ });
+ builder.element('c:noMultiLvlLbl', nest: () async {
+ builder.attribute('val', 0);
+ });
+ builder.element('c:tickMarkSkip', nest: () async {
+ builder.attribute('val', 1);
+ });
+ });
+ }
+
+ ///Serialize value axis for stock chart
+ Future _serializeValueAxisForStockchartAsync(XmlBuilder builder,
+ ChartCategoryAxis axis, int axisId, int crossAx, bool isBar) async {
+ builder.element('c:valAx', nest: () async {
+ builder.element('c:axId', nest: () async {
+ builder.attribute('val', crossAx);
+ });
+ builder.element('c:scaling', nest: () async {
+ builder.element('c:orientation', nest: () async {
+ builder.attribute('val', 'minMax');
+ });
+ if (!axis._isAutoMax) {
+ builder.element('c:max', nest: () async {
+ builder.attribute('val', axis.maximumValue);
+ });
+ }
+ if (axis._isAutoMin) {
+ builder.element('c:min', nest: () async {
+ builder.attribute('val', axis.minimumValue);
+ });
+ }
+ });
+ builder.element('c:delete', nest: () async {
+ builder.attribute('val', '0');
+ });
+ String axpos = 'l';
+
+ if (!isBar) {
+ axpos = 'r';
+ }
+
+ builder.element('c:axPos', nest: () async {
+ builder.attribute('val', axpos);
+ });
+
+ if (axpos == 'l') {
+ builder.element('c:majorGridlines', nest: () async {});
+ }
+
+ if (axis._hasAxisTitle) {
+ _serializeChartTextAreaAsync(builder, axis.titleArea);
+ }
+ if (axis.numberFormat != '' && axis.numberFormat != 'General') {
+ builder.element('c:numFmt', nest: () async {
+ builder.attribute('formatCode', axis.numberFormat);
+ builder.attribute('sourceLinked', '0');
+ });
+ }
+ if (axis.hasMajorGridLines) {
+ builder.element('c:majorGridlines', nest: () async {});
+ }
+ builder.element('c:majorTickMark', nest: () async {
+ builder.attribute('val', 'out');
+ });
+ builder.element('c:minorTickMark', nest: () async {
+ builder.attribute('val', 'none');
+ });
+ builder.element('c:tickLblPos', nest: () async {
+ builder.attribute('val', 'nextTo');
+ });
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:ln', nest: () async {});
+ });
+ builder.element('c:crossAx', nest: () async {
+ builder.attribute('val', axisId);
+ });
+ String crosses = 'autoZero';
+ if (!isBar) {
+ crosses = 'max';
+ }
+ builder.element('c:crosses', nest: () async {
+ builder.attribute('val', crosses);
+ });
+ final Chart chart = axis._parentChart;
+ final String strCrossBetween =
+ chart.primaryCategoryAxis._isBetween ? 'between' : 'midCat';
+ builder.element('c:crossBetween', nest: () async {
+ builder.attribute('val', strCrossBetween);
+ });
+ });
+ }
+
+ ///Serialize doughnut/doughnut_exploded charts
+ Future _serializedoughnutchartAsync(
+ XmlBuilder builder, Chart chart) async {
+ late int doughnutHoleSize;
+ late int firstSliceAngle;
+
+ builder.element('c:doughnutChart', nest: () async {
+ builder.element('c:varyColors', nest: () async {
+ builder.attribute('val', 1);
+ });
+
+ for (int i = 0; i < chart.series.count; i++) {
+ final ChartSerie firstSerie = chart.series[i];
+ _serializeSerieAsync(builder, firstSerie);
+ firstSliceAngle =
+ firstSerie.serieFormat.commonSerieOptions.firstSliceAngle;
+ doughnutHoleSize =
+ firstSerie.serieFormat.commonSerieOptions.holeSizePercent;
+ }
+ builder.element('c:firstSliceAng', nest: () async {
+ builder.attribute('val', firstSliceAngle);
+ });
+ builder.element('c:holeSize', nest: () async {
+ builder.attribute('val', doughnutHoleSize);
+ });
+ });
+ }
+
+ ///Serialize marker for stock and line charts
+ Future _serializeMarkerAsync(
+ XmlBuilder builder, ChartSerie firstSerie) async {
+ final ExcelChartType type = firstSerie._serieType;
+
+ if ((firstSerie.serieFormat.markerStyle == ExcelChartMarkerType.none) &&
+ (type == ExcelChartType.line ||
+ type == ExcelChartType.lineStacked ||
+ type == ExcelChartType.lineStacked100 ||
+ type == ExcelChartType.stockHighLowClose ||
+ type == ExcelChartType.stockVolumeOpenHighLowClose ||
+ type == ExcelChartType.stockVolumeHighLowClose ||
+ type == ExcelChartType.stockOpenHighLowClose)) {
+ builder.element('c:marker', nest: () async {
+ builder.element('c:symbol', nest: () async {
+ builder.attribute('val', 'none');
+ });
+ });
+ } else if ((firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.none) &&
+ (type == ExcelChartType.lineMarkers ||
+ type == ExcelChartType.lineMarkersStacked ||
+ type == ExcelChartType.lineMarkersStacked100)) {
+ builder.element('c:marker', nest: () async {
+ builder.element('c:symbol', nest: () async {
+ builder.attribute('val', 'circle');
+ });
+ builder.element('c:size', nest: () async {
+ builder.attribute('val', '5');
+ });
+ });
+ } else if (firstSerie.serieFormat.markerStyle !=
+ ExcelChartMarkerType.none) {
+ final String markerBackgroundColor =
+ firstSerie.serieFormat.markerBackgroundColor.replaceAll('#', '');
+ final String markerBorderColor =
+ firstSerie.serieFormat.markerBorderColor.replaceAll('#', '');
+ late String exclMarkertype;
+ if (firstSerie.serieFormat.markerStyle == ExcelChartMarkerType.diamond) {
+ exclMarkertype = 'diamond';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.circle) {
+ exclMarkertype = 'circle';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.xSquare) {
+ exclMarkertype = 'x';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.dowJones) {
+ exclMarkertype = 'dot';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.square) {
+ exclMarkertype = 'square';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.plusSign) {
+ exclMarkertype = 'plus';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.standardDeviation) {
+ exclMarkertype = 'triangle';
+ } else if (firstSerie.serieFormat.markerStyle ==
+ ExcelChartMarkerType.starSquare) {
+ exclMarkertype = 'star';
+ }
+
+ builder.element('c:marker', nest: () async {
+ builder.element('c:symbol', nest: () async {
+ builder.attribute('val', exclMarkertype);
+ });
+ builder.element('c:size', nest: () async {
+ builder.attribute('val', '5');
+ });
+ builder.element('c:spPr', nest: () async {
+ builder.element('a:solidFill', nest: () async {
+ builder.element('a:srgbClr', nest: () async {
+ builder.attribute('val', markerBackgroundColor);
+ });
+ });
+ builder.element('a:ln', nest: () async {
+ builder.element('a:solidFill', nest: () async {
+ builder.element('a:srgbClr', nest: () async {
+ builder.attribute('val', markerBorderColor);
+ });
+ });
+ });
+ });
+ });
+ }
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_serie.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_serie.dart
new file mode 100644
index 000000000..abad3b244
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_serie.dart
@@ -0,0 +1,92 @@
+part of officechart;
+
+/// This class represents ChartSeries object.
+class ChartSerie {
+ /// Create an instances of [ChartSerie] class.
+ ChartSerie(Worksheet worksheet, Chart chart) {
+ _worksheet = worksheet;
+ _chart = chart;
+ }
+
+ /// Parent worksheet.
+ // ignore: unused_field
+ late Worksheet _worksheet;
+
+ /// Parent chart.
+ late Chart _chart;
+
+ /// Represent the serie name.
+ String? name;
+
+ ///Represents chart series format
+ ChartSerieDataFormat? _chartSeriesDataFormat;
+
+ /// serie name.
+ late int _index;
+
+ /// serie name or formula.
+ // ignore: prefer_final_fields
+ String _nameOrFormula = '';
+
+ /// Check if the serie name is default.
+ // ignore: prefer_final_fields
+ bool _isDefaultName = false;
+
+ /// Chart Range Values
+ Range? _values;
+
+ /// Chart Range Values
+ Range? _categoryLabels;
+
+ /// Chart DataLabels
+ ChartDataLabels? _dataLabels;
+
+ /// Represents the PlotArea border line property
+ ExcelChartLinePattern linePattern = ExcelChartLinePattern.none;
+
+ /// ChartArea border line color property
+ String? linePatternColor;
+
+ /// Chart type for the series.
+ ExcelChartType get _serieType {
+ return _chart.chartType;
+ }
+
+ ///Represents chart serie format.
+ ChartSerieDataFormat get serieFormat {
+ return _chartSeriesDataFormat ??= _ChartSerieDataFormatImpl(_chart);
+ }
+
+ /// Gets chart text area object.
+ ///
+ /// ```dart
+ /// Workbook workbook = Workbook();
+ /// Worksheet sheet = workbook.worksheets[0];
+ /// sheet.getRangeByName('A1').text = 'Items';
+ /// sheet.getRangeByName('B1').text = 'Count';
+ /// sheet.getRangeByName('A2').text = 'Beverages';
+ /// sheet.getRangeByName('A3').text = 'Condiments';
+ /// sheet.getRangeByName('A4').text = 'Confections';
+ /// sheet.getRangeByName('B2').number = 2776;
+ /// sheet.getRangeByName('B3').number = 1077;
+ /// sheet.getRangeByName('B4').number = 2287;
+ /// ChartCollection charts = new ChartCollection(sheet);
+ /// Chart chart = charts.add();
+ /// chart.chartType = ExcelChartType.line;
+ /// chart.dataRange = sheet.getRangeByName('A1:B4');
+ /// ChartSerie serie = chart.series[0];
+ /// serie.dataLabels.IsValue = true;
+ /// serie.dataLabels.textArea.size = 12;
+ /// serie.dataLabels.textArea.bold = true;
+ /// serie.dataLabels.textArea.color = '#0000A0';
+ /// serie.linePattern = ExcelChartLinePattern.dash;
+ /// chart.isSeriesInRows = false;
+ /// sheet.charts = charts;
+ /// List bytes = workbook.saveAsStream();
+ /// File('Chart.xlsx').writeAsBytes(bytes);
+ /// workbook.dispose();
+ /// ```
+ ChartDataLabels get dataLabels {
+ return _dataLabels ??= ChartDataLabels(this);
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_serie_dataformat.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_serie_dataformat.dart
new file mode 100644
index 000000000..eac61821b
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_serie_dataformat.dart
@@ -0,0 +1,19 @@
+part of officechart;
+
+/// Represents chart series format class
+class ChartSerieDataFormat {
+ /// Represents background color of a marker.
+ late String markerBackgroundColor;
+
+ /// Represents border color of a marker.
+ late String markerBorderColor;
+
+ /// Represents the type of marker.
+ late ExcelChartMarkerType markerStyle;
+
+ ///Represents the chart series options.
+ late ChartFormat commonSerieOptions;
+
+ /// Represents the distance of a pie slice from the center of pie chart.
+ late int pieExplosionPercent;
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_series_collection.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_series_collection.dart
new file mode 100644
index 000000000..561cd81c3
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_series_collection.dart
@@ -0,0 +1,50 @@
+part of officechart;
+
+/// Represents the Chart serie collection.
+class ChartSeriesCollection {
+ /// Create a instance of [ChartSeriesCollection] class.
+ ChartSeriesCollection(Worksheet worksheet, Chart chart) {
+ _worksheet = worksheet;
+ _chart = chart;
+ _innerList = [];
+ }
+
+ /// Parent worksheet.
+ late Worksheet _worksheet;
+
+ /// Parent chart.
+ late Chart _chart;
+
+ /// Inner list.
+ late List _innerList;
+
+ /// Represents parent worksheet.
+ Worksheet get worksheet {
+ return _worksheet;
+ }
+
+ /// Represents the innerList.
+ List get innerList {
+ return _innerList;
+ }
+
+ /// Returns the count of pivot reference collection.
+ int get count {
+ return _innerList.length;
+ }
+
+ /// Indexer of the class
+ ChartSerie operator [](dynamic index) => innerList[index];
+
+ /// Add serie to the chart serie collection.
+ ChartSerie _add() {
+ final ChartSerie serie = ChartSerie(_worksheet, _chart);
+ innerList.add(serie);
+ return serie;
+ }
+
+ /// Clear the innerList.
+ void _clear() {
+ _innerList.clear();
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_text_area.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_text_area.dart
new file mode 100644
index 000000000..f73372438
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_text_area.dart
@@ -0,0 +1,94 @@
+part of officechart;
+
+/// Represent the Chart Text Area.
+class ChartTextArea {
+ /// Create an instances of [ChartTextArea] class.
+ ChartTextArea(Object parent) {
+ _parent = parent;
+ if (_parent is Chart) {
+ _chart = _parent as Chart;
+ } else if (_parent is ChartCategoryAxis) {
+ _chart = (_parent as ChartCategoryAxis)._chart;
+ } else if (_parent is ChartValueAxis) {
+ _chart = (_parent as ChartValueAxis)._chart;
+ } else if (_parent is ChartSerie) {
+ _chart = (_parent as ChartSerie)._chart;
+ }
+ _createFont();
+ }
+
+ /// Represent the title name.
+ String? text;
+
+ /// Represent the color.
+ String get color {
+ return _font.color;
+ }
+
+ set color(String value) {
+ _font.color = value;
+ }
+
+ /// Parent chart.
+ // ignore: unused_field
+ late Chart _chart;
+
+ /// Parent object.
+ late Object _parent;
+
+ /// Reprent the font.
+ late Font _font;
+
+ /// Boolean value indicates whether other elements in chart can overlap this text area.
+ final bool _overlay = false;
+
+ /// Gets bold.
+ bool get bold {
+ return _font.bold;
+ }
+
+ /// Sets bold.
+ set bold(bool value) {
+ _font.bold = value;
+ }
+
+ /// Gets italic.
+ bool get italic {
+ return _font.italic;
+ }
+
+ /// Sets italic.
+ set italic(bool value) {
+ _font.italic = value;
+ }
+
+ /// Gets font size.
+ double get size {
+ return _font.size;
+ }
+
+ /// Sets font size.
+ set size(double value) {
+ _font.size = value;
+ }
+
+ /// Gets font name.
+ String get fontName {
+ return _font.name;
+ }
+
+ /// Sets font name.
+ set fontName(String value) {
+ _font.name = value;
+ }
+
+ /// Indicates whether text area contains text.
+ bool get _hasText {
+ return text != null;
+ }
+
+ /// Create a new font.
+ void _createFont() {
+ _font = Font();
+ }
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chart_value_axis.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_value_axis.dart
new file mode 100644
index 000000000..b6196deb2
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chart_value_axis.dart
@@ -0,0 +1,18 @@
+part of officechart;
+
+/// Represents an axis on the chart.
+class ChartValueAxis extends ChartAxis {
+ /// Create an instances of [ChartValueAxis] class.
+ ChartValueAxis(Worksheet worksheet, Chart chart) {
+ _worksheet = worksheet;
+ _chart = chart;
+ super._parentChart = _chart;
+ }
+
+ // Parent worksheet.
+ // ignore: unused_field
+ late Worksheet _worksheet;
+
+ // Parent chart.
+ late Chart _chart;
+}
diff --git a/packages/syncfusion_flutter_officechart/lib/src/chart/chartserie_dataformat_impl.dart b/packages/syncfusion_flutter_officechart/lib/src/chart/chartserie_dataformat_impl.dart
new file mode 100644
index 000000000..129e9c006
--- /dev/null
+++ b/packages/syncfusion_flutter_officechart/lib/src/chart/chartserie_dataformat_impl.dart
@@ -0,0 +1,92 @@
+part of officechart;
+
+///Represents chart series format
+class _ChartSerieDataFormatImpl implements ChartSerieDataFormat {
+ /// Create a instance of [_ChartSerieDataFormatImpl] class.
+ _ChartSerieDataFormatImpl(Chart chart) {
+ _markerBackgroundColor = '#000000';
+ _markerForegroundColor = '#000000';
+ _markerStyle = ExcelChartMarkerType.none;
+ _chart = chart;
+ }
+
+ /// Represents the marker background fill color.
+ late String _markerBackgroundColor;
+
+ /// Represents the marker Border fill color.
+ late String _markerForegroundColor;
+
+ ///Represnets the marker style for a series in a line chart,stock chart.
+ late ExcelChartMarkerType _markerStyle;
+
+ ///Represents chart format
+ ChartFormat? _chartFormat;
+
+ /// Parent chart.
+ late Chart _chart;
+
+ ///Represents the distance of pie slice from center of pie.
+ int _percent = 0;
+
+ ///Get marker background color
+ @override
+ String get markerBackgroundColor {
+ return _markerBackgroundColor;
+ }
+
+ ///Set marker background color
+ @override
+ set markerBackgroundColor(String value) {
+ _markerBackgroundColor = value;
+ }
+
+ ///Get marker Border color
+ @override
+ String get markerBorderColor {
+ return _markerForegroundColor;
+ }
+
+ ///Set marker Border color
+ @override
+ set markerBorderColor(String value) {
+ _markerForegroundColor = value;
+ }
+
+ ///Set marker style
+ @override
+ set markerStyle(ExcelChartMarkerType value) {
+ _markerStyle = value;
+ }
+
+ ///Get marker style.
+ @override
+ ExcelChartMarkerType get markerStyle {
+ return _markerStyle;
+ }
+
+ ///Get chart format
+ @override
+ ChartFormat get commonSerieOptions {
+ _chartFormat ??= _ChartformatImpl(_chart);
+ return _chartFormat!;
+ }
+
+ ///Set chart format
+ @override
+ set commonSerieOptions(ChartFormat? chartFormat) {}
+
+ /// Get the distance of pie slice from center of pie.
+ @override
+ int get pieExplosionPercent {
+ return _percent;
+ }
+
+ /// Set the distance of pie slice from center of pie.
+ @override
+ set pieExplosionPercent(int value) {
+ if (value < 0 || value > 400) {
+ throw Exception('percent');
+ }
+ _percent = value;
+ }
+}
diff --git a/packages/syncfusion_flutter_officecore/example/lib/helper/save_file_mobile.dart b/packages/syncfusion_flutter_officecore/example/lib/helper/save_file_mobile.dart
new file mode 100644
index 000000000..c7ddbff8b
--- /dev/null
+++ b/packages/syncfusion_flutter_officecore/example/lib/helper/save_file_mobile.dart
@@ -0,0 +1,37 @@
+import 'dart:io';
+
+import 'package:open_file/open_file.dart' as open_file;
+import 'package:path_provider/path_provider.dart' as path_provider;
+// ignore: depend_on_referenced_packages
+import 'package:path_provider_platform_interface/path_provider_platform_interface.dart';
+
+///To save the Excel file in the device
+///To save the Excel file in the device
+Future saveAndLaunchFile(List bytes, String fileName) async {
+ //Get the storage folder location using path_provider package.
+ String? path;
+ if (Platform.isAndroid ||
+ Platform.isIOS ||
+ Platform.isLinux ||
+ Platform.isWindows) {
+ final Directory directory =
+ await path_provider.getApplicationSupportDirectory();
+ path = directory.path;
+ } else {
+ path = await PathProviderPlatform.instance.getApplicationSupportPath();
+ }
+ final File file =
+ File(Platform.isWindows ? '$path\\$fileName' : '$path/$fileName');
+ await file.writeAsBytes(bytes, flush: true);
+ if (Platform.isAndroid || Platform.isIOS) {
+ //Launch the file (used open_file package)
+ await open_file.OpenFile.open('$path/$fileName');
+ } else if (Platform.isWindows) {
+ await Process.run('start', ['$path\\$fileName'], runInShell: true);
+ } else if (Platform.isMacOS) {
+ await Process.run('open', ['$path/$fileName'], runInShell: true);
+ } else if (Platform.isLinux) {
+ await Process.run('xdg-open', ['$path/$fileName'],
+ runInShell: true);
+ }
+}
diff --git a/packages/syncfusion_flutter_officecore/example/lib/helper/save_file_web.dart b/packages/syncfusion_flutter_officecore/example/lib/helper/save_file_web.dart
new file mode 100644
index 000000000..a455ce682
--- /dev/null
+++ b/packages/syncfusion_flutter_officecore/example/lib/helper/save_file_web.dart
@@ -0,0 +1,15 @@
+///Dart imports
+import 'dart:async';
+import 'dart:convert';
+// ignore: avoid_web_libraries_in_flutter
+import 'dart:html';
+
+///To save the Excel file in the device
+///To save the Excel file in the device
+Future saveAndLaunchFile(List bytes, String fileName) async {
+ AnchorElement(
+ href:
+ 'data:application/octet-stream;charset=utf-16le;base64,${base64.encode(bytes)}')
+ ..setAttribute('download', fileName)
+ ..click();
+}
diff --git a/packages/syncfusion_flutter_officecore/example/lib/main.dart b/packages/syncfusion_flutter_officecore/example/lib/main.dart
new file mode 100644
index 000000000..0805b93bc
--- /dev/null
+++ b/packages/syncfusion_flutter_officecore/example/lib/main.dart
@@ -0,0 +1,227 @@
+import 'package:flutter/material.dart';
+import 'package:syncfusion_flutter_xlsio/xlsio.dart' hide Column;
+
+//Local imports
+import 'helper/save_file_mobile.dart'
+ if (dart.library.html) 'helper/save_file_web.dart';
+
+void main() {
+ runApp(CreateExcelWidget());
+}
+
+/// Represents the XlsIO widget class.
+class CreateExcelWidget extends StatelessWidget {
+ @override
+ Widget build(BuildContext context) {
+ return const MaterialApp(
+ home: CreateExcelStatefulWidget(title: 'Create Excel document'),
+ );
+ }
+}
+
+/// Represents the XlsIO stateful widget class.
+class CreateExcelStatefulWidget extends StatefulWidget {
+ /// Initalize the instance of the [CreateExcelStatefulWidget] class.
+ const CreateExcelStatefulWidget({Key? key, required this.title})
+ : super(key: key);
+
+ /// title.
+ final String title;
+ @override
+ // ignore: library_private_types_in_public_api
+ _CreateExcelState createState() => _CreateExcelState();
+}
+
+class _CreateExcelState extends State {
+ @override
+ Widget build(BuildContext context) {
+ return Scaffold(
+ appBar: AppBar(
+ title: Text(widget.title),
+ ),
+ body: Center(
+ child: Column(
+ mainAxisAlignment: MainAxisAlignment.center,
+ children: [
+ TextButton(
+ style: TextButton.styleFrom(
+ foregroundColor: Colors.white,
+ backgroundColor: Colors.lightBlue,
+ disabledForegroundColor: Colors.grey,
+ ),
+ onPressed: generateExcel,
+ child: const Text('Generate Excel'),
+ )
+ ],
+ ),
+ ),
+ );
+ }
+
+ Future generateExcel() async {
+ //Create a Excel document.
+
+ //Creating a workbook.
+ final Workbook workbook = Workbook();
+ //Accessing via index
+ final Worksheet sheet = workbook.worksheets[0];
+ sheet.showGridlines = false;
+
+ // Enable calculation for worksheet.
+ sheet.enableSheetCalculations();
+
+ //Set data in the worksheet.
+ sheet.getRangeByName('A1').columnWidth = 4.82;
+ sheet.getRangeByName('B1:C1').columnWidth = 13.82;
+ sheet.getRangeByName('D1').columnWidth = 13.20;
+ sheet.getRangeByName('E1').columnWidth = 7.50;
+ sheet.getRangeByName('F1').columnWidth = 9.73;
+ sheet.getRangeByName('G1').columnWidth = 8.82;
+ sheet.getRangeByName('H1').columnWidth = 4.46;
+
+ sheet.getRangeByName('A1:H1').cellStyle.backColor = '#333F4F';
+ sheet.getRangeByName('A1:H1').merge();
+ sheet.getRangeByName('B4:D6').merge();
+
+ sheet.getRangeByName('B4').setText('Invoice');
+ sheet.getRangeByName('B4').cellStyle.fontSize = 32;
+
+ sheet.getRangeByName('B8').setText('BILL TO:');
+ sheet.getRangeByName('B8').cellStyle.fontSize = 9;
+ sheet.getRangeByName('B8').cellStyle.bold = true;
+
+ sheet.getRangeByName('B9').setText('Abraham Swearegin');
+ sheet.getRangeByName('B9').cellStyle.fontSize = 12;
+
+ sheet
+ .getRangeByName('B10')
+ .setText('United States, California, San Mateo,');
+ sheet.getRangeByName('B10').cellStyle.fontSize = 9;
+
+ sheet.getRangeByName('B11').setText('9920 BridgePointe Parkway,');
+ sheet.getRangeByName('B11').cellStyle.fontSize = 9;
+
+ sheet.getRangeByName('B12').setNumber(9365550136);
+ sheet.getRangeByName('B12').cellStyle.fontSize = 9;
+ sheet.getRangeByName('B12').cellStyle.hAlign = HAlignType.left;
+
+ final Range range1 = sheet.getRangeByName('F8:G8');
+ final Range range2 = sheet.getRangeByName('F9:G9');
+ final Range range3 = sheet.getRangeByName('F10:G10');
+ final Range range4 = sheet.getRangeByName('F11:G11');
+ final Range range5 = sheet.getRangeByName('F12:G12');
+
+ range1.merge();
+ range2.merge();
+ range3.merge();
+ range4.merge();
+ range5.merge();
+
+ sheet.getRangeByName('F8').setText('INVOICE#');
+ range1.cellStyle.fontSize = 8;
+ range1.cellStyle.bold = true;
+ range1.cellStyle.hAlign = HAlignType.right;
+
+ sheet.getRangeByName('F9').setNumber(2058557939);
+ range2.cellStyle.fontSize = 9;
+ range2.cellStyle.hAlign = HAlignType.right;
+
+ sheet.getRangeByName('F10').setText('DATE');
+ range3.cellStyle.fontSize = 8;
+ range3.cellStyle.bold = true;
+ range3.cellStyle.hAlign = HAlignType.right;
+
+ sheet.getRangeByName('F11').dateTime = DateTime(2020, 08, 31);
+ sheet.getRangeByName('F11').numberFormat =
+ r'[$-x-sysdate]dddd, mmmm dd, yyyy';
+ range4.cellStyle.fontSize = 9;
+ range4.cellStyle.hAlign = HAlignType.right;
+
+ range5.cellStyle.fontSize = 8;
+ range5.cellStyle.bold = true;
+ range5.cellStyle.hAlign = HAlignType.right;
+
+ final Range range6 = sheet.getRangeByName('B15:G15');
+ range6.cellStyle.fontSize = 10;
+ range6.cellStyle.bold = true;
+
+ sheet.getRangeByIndex(15, 2).setText('Code');
+ sheet.getRangeByIndex(16, 2).setText('CA-1098');
+ sheet.getRangeByIndex(17, 2).setText('LJ-0192');
+ sheet.getRangeByIndex(18, 2).setText('So-B909-M');
+ sheet.getRangeByIndex(19, 2).setText('FK-5136');
+ sheet.getRangeByIndex(20, 2).setText('HL-U509');
+
+ sheet.getRangeByIndex(15, 3).setText('Description');
+ sheet.getRangeByIndex(16, 3).setText('AWC Logo Cap');
+ sheet.getRangeByIndex(17, 3).setText('Long-Sleeve Logo Jersey, M');
+ sheet.getRangeByIndex(18, 3).setText('Mountain Bike Socks, M');
+ sheet.getRangeByIndex(19, 3).setText('ML Fork');
+ sheet.getRangeByIndex(20, 3).setText('Sports-100 Helmet, Black');
+
+ sheet.getRangeByIndex(15, 3, 15, 4).merge();
+ sheet.getRangeByIndex(16, 3, 16, 4).merge();
+ sheet.getRangeByIndex(17, 3, 17, 4).merge();
+ sheet.getRangeByIndex(18, 3, 18, 4).merge();
+ sheet.getRangeByIndex(19, 3, 19, 4).merge();
+ sheet.getRangeByIndex(20, 3, 20, 4).merge();
+
+ sheet.getRangeByIndex(15, 5).setText('Quantity');
+ sheet.getRangeByIndex(16, 5).setNumber(2);
+ sheet.getRangeByIndex(17, 5).setNumber(3);
+ sheet.getRangeByIndex(18, 5).setNumber(2);
+ sheet.getRangeByIndex(19, 5).setNumber(6);
+ sheet.getRangeByIndex(20, 5).setNumber(1);
+
+ sheet.getRangeByIndex(15, 6).setText('Price');
+ sheet.getRangeByIndex(16, 6).setNumber(8.99);
+ sheet.getRangeByIndex(17, 6).setNumber(49.99);
+ sheet.getRangeByIndex(18, 6).setNumber(9.50);
+ sheet.getRangeByIndex(19, 6).setNumber(175.49);
+ sheet.getRangeByIndex(20, 6).setNumber(34.99);
+
+ sheet.getRangeByIndex(15, 7).setText('Total');
+ sheet.getRangeByIndex(16, 7).setFormula('=E16*F16+(E16*F16)');
+ sheet.getRangeByIndex(17, 7).setFormula('=E17*F17+(E17*F17)');
+ sheet.getRangeByIndex(18, 7).setFormula('=E18*F18+(E18*F18)');
+ sheet.getRangeByIndex(19, 7).setFormula('=E19*F19+(E19*F19)');
+ sheet.getRangeByIndex(20, 7).setFormula('=E20*F20+(E20*F20)');
+ sheet.getRangeByIndex(15, 6, 20, 7).numberFormat = r'$#,##0.00';
+
+ sheet.getRangeByName('E15:G15').cellStyle.hAlign = HAlignType.right;
+ sheet.getRangeByName('B15:G15').cellStyle.fontSize = 10;
+ sheet.getRangeByName('B15:G15').cellStyle.bold = true;
+ sheet.getRangeByName('B16:G20').cellStyle.fontSize = 9;
+
+ sheet.getRangeByName('E22:G22').merge();
+ sheet.getRangeByName('E22:G22').cellStyle.hAlign = HAlignType.right;
+ sheet.getRangeByName('E23:G24').merge();
+
+ final Range range7 = sheet.getRangeByName('E22');
+ final Range range8 = sheet.getRangeByName('E23');
+ range7.setText('TOTAL');
+ range7.cellStyle.fontSize = 8;
+ range8.setFormula('=SUM(G16:G20)');
+ range8.numberFormat = r'$#,##0.00';
+ range8.cellStyle.fontSize = 24;
+ range8.cellStyle.hAlign = HAlignType.right;
+ range8.cellStyle.bold = true;
+
+ sheet.getRangeByIndex(26, 1).text =
+ '800 Interchange Blvd, Suite 2501, Austin, TX 78721 | support@adventure-works.com';
+ sheet.getRangeByIndex(26, 1).cellStyle.fontSize = 8;
+
+ final Range range9 = sheet.getRangeByName('A26:H27');
+ range9.cellStyle.backColor = '#ACB9CA';
+ range9.merge();
+ range9.cellStyle.hAlign = HAlignType.center;
+ range9.cellStyle.vAlign = VAlignType.center;
+
+ //Save and launch the excel.
+ final List bytes = workbook.saveAsStream();
+ //Dispose the document.
+ workbook.dispose();
+
+ await saveAndLaunchFile(bytes, 'Invoice.xlsx');
+ }
+}
diff --git a/packages/syncfusion_flutter_officecore/lib/officecore.dart b/packages/syncfusion_flutter_officecore/lib/officecore.dart
new file mode 100644
index 000000000..11baf04c2
--- /dev/null
+++ b/packages/syncfusion_flutter_officecore/lib/officecore.dart
@@ -0,0 +1,3 @@
+library officecore;
+
+export 'src/built_in_properties.dart' show BuiltInProperties;
diff --git a/packages/syncfusion_flutter_officecore/lib/src/built_in_properties.dart b/packages/syncfusion_flutter_officecore/lib/src/built_in_properties.dart
new file mode 100644
index 000000000..b1b9aaca1
--- /dev/null
+++ b/packages/syncfusion_flutter_officecore/lib/src/built_in_properties.dart
@@ -0,0 +1,35 @@
+///Represent the document properties in a MS Excel Document.
+class BuiltInProperties {
+ /// Gets or Sets author of the document.
+ String? author;
+
+ /// Gets or Sets comments of the document.
+ String? comments;
+
+ /// Gets or Sets category of the document.
+ String? category;
+
+ /// Gets or Sets company of the document.
+ String? company;
+
+ /// Gets or Sets manager of the document.
+ String? manager;
+
+ /// Gets or Sets subject of the document.
+ String? subject;
+
+ /// Gets or Sets title of the document.
+ String? title;
+
+ /// Gets or Sets creation date of the document.
+ DateTime? createdDate = DateTime.now();
+
+ /// Gets or Sets modified date of the document.
+ DateTime? modifiedDate = DateTime.now();
+
+ /// Gets or Sets tags of the document.
+ String? tags;
+
+ /// Gets or Sets status of the document.
+ String? status;
+}
diff --git a/packages/syncfusion_flutter_pdf/lib/src/pdf/implementation/annotations/fdf_document.dart b/packages/syncfusion_flutter_pdf/lib/src/pdf/implementation/annotations/fdf_document.dart
new file mode 100644
index 000000000..ba34662bd
--- /dev/null
+++ b/packages/syncfusion_flutter_pdf/lib/src/pdf/implementation/annotations/fdf_document.dart
@@ -0,0 +1,305 @@
+import 'dart:convert';
+
+import '../../interfaces/pdf_interface.dart';
+import '../io/pdf_constants.dart';
+import '../io/pdf_cross_table.dart';
+import '../pages/pdf_page.dart';
+import '../primitives/pdf_array.dart';
+import '../primitives/pdf_boolean.dart';
+import '../primitives/pdf_dictionary.dart';
+import '../primitives/pdf_name.dart';
+import '../primitives/pdf_number.dart';
+import '../primitives/pdf_reference_holder.dart';
+import '../primitives/pdf_stream.dart';
+import '../primitives/pdf_string.dart';
+
+/// Internal class
+class FdfDocument {
+ /// Internal Consturctor
+ FdfDocument(this.dictionary, this.page);
+
+ /// Internal field
+ late PdfDictionary dictionary;
+
+ /// Internal field
+ late PdfPage page;
+
+ /// Internal field
+ String _annotationID = '';
+
+ /// Internal method
+ Map exportAnnotations(
+ int currentID, List annotID, int pageIndex, bool hasAppearance) {
+ const String startObject =
+ '${PdfOperators.whiteSpace}0${PdfOperators.whiteSpace}${PdfOperators.obj}${PdfOperators.newLine}';
+ const String endObject =
+ PdfOperators.newLine + PdfOperators.endobj + PdfOperators.newLine;
+ PdfDictionary dictionary = this.dictionary;
+ _annotationID = currentID.toString();
+ final List exportData = [];
+ exportData.addAll(utf8.encode('$currentID$startObject<<'));
+ final Map subDictionaries = {};
+ final List streamReferences = [];
+ annotID.add(_annotationID);
+ dictionary.items![PdfName('Page')] = PdfNumber(pageIndex);
+ Map exportDataDictionary = _getEntriesInDictionary(
+ subDictionaries,
+ streamReferences,
+ currentID,
+ dictionary,
+ hasAppearance);
+ exportData.addAll(exportDataDictionary['exportData'] as List);
+ currentID = exportDataDictionary['currentID'] as int;
+ dictionary.remove('Page');
+ exportData.addAll(utf8.encode('>>$endObject'));
+ while (subDictionaries.isNotEmpty) {
+ final List keys = subDictionaries.keys.toList();
+ for (final int key in keys) {
+ if (subDictionaries[key] is PdfDictionary) {
+ dictionary = subDictionaries[key]! as PdfDictionary;
+ if (dictionary.containsKey(PdfDictionaryProperties.type)) {
+ final IPdfPrimitive? name =
+ dictionary[PdfDictionaryProperties.type];
+ if (name != null &&
+ name is PdfName &&
+ name.name == PdfDictionaryProperties.annot) {
+ annotID.add(key.toString());
+ dictionary.items![PdfName('Page')] = PdfNumber(pageIndex);
+ }
+ }
+ exportData.addAll(utf8.encode('$key$startObject<<'));
+ exportDataDictionary = _getEntriesInDictionary(subDictionaries,
+ streamReferences, currentID, dictionary, hasAppearance);
+ exportData.addAll(exportDataDictionary['exportData'] as List);
+ currentID = exportDataDictionary['currentID'] as int;
+ if (dictionary.containsKey('Page')) {
+ dictionary.remove('Page');
+ }
+ exportData.addAll(utf8.encode('>>'));
+ if (streamReferences.contains(key)) {
+ exportData.addAll(_appendStream(subDictionaries[key]!));
+ }
+ exportData.addAll(utf8.encode(endObject));
+ } else if (subDictionaries[key] is PdfName) {
+ final PdfName name = subDictionaries[key]! as PdfName;
+ exportData.addAll(utf8.encode('$key$startObject$name$endObject'));
+ } else if (subDictionaries[key] is PdfArray) {
+ final PdfArray array = subDictionaries[key]! as PdfArray;
+ exportData.addAll(utf8.encode('$key$startObject'));
+ final Map result = _appendArrayElements(array,
+ currentID, hasAppearance, subDictionaries, streamReferences);
+ exportData.addAll(result['exportData'] as List);
+ currentID = result['currentID'] as int;
+ exportData.addAll(utf8.encode(endObject));
+ } else if (subDictionaries[key] is PdfBoolean) {
+ final PdfBoolean boolean = subDictionaries[key]! as PdfBoolean;
+ exportData.addAll(utf8.encode(
+ '$key$startObject${boolean.value! ? 'true' : 'false'}$endObject'));
+ } else if (subDictionaries[key] is PdfString) {
+ final PdfString data = subDictionaries[key]! as PdfString;
+ if (data.value != null) {
+ exportData.addAll(utf8.encode(
+ '$key$startObject(${_getFormattedStringFDF(data.value!)})$endObject'));
+ }
+ }
+ subDictionaries.remove(key);
+ }
+ }
+ currentID++;
+ return {'exportData': exportData, 'currentID': currentID};
+ }
+
+ /// Internal method
+ List _appendStream(IPdfPrimitive stream) {
+ final List streamData = [];
+ if (stream is PdfStream &&
+ stream.dataStream != null &&
+ stream.dataStream!.isNotEmpty) {
+ streamData.addAll(utf8.encode('stream${PdfOperators.newLine}'));
+ streamData.addAll(stream.dataStream!);
+ streamData.addAll(utf8.encode('${PdfOperators.newLine}endstream'));
+ }
+ return streamData;
+ }
+
+ Map _getEntriesInDictionary(
+ Map dictionaries,
+ List streamReferences,
+ int currentID,
+ PdfDictionary dictionary,
+ bool hasAppearance) {
+ final List annotationData = [];
+ bool isStream = false;
+ final List keys = dictionary.items!.keys.toList();
+ for (final PdfName? key in keys) {
+ if (!hasAppearance && key!.name == PdfDictionaryProperties.ap) {
+ continue;
+ }
+ if (key!.name != PdfDictionaryProperties.p) {
+ annotationData.addAll(utf8.encode(key.toString()));
+ }
+ if (key.name == 'Sound' ||
+ key.name == PdfDictionaryProperties.f ||
+ hasAppearance) {
+ isStream = true;
+ }
+ final IPdfPrimitive? primitive = dictionary[key];
+ if (primitive is PdfString) {
+ if (primitive.value != null) {
+ annotationData.addAll(
+ utf8.encode('(${_getFormattedStringFDF(primitive.value!)})'));
+ }
+ } else if (primitive is PdfName) {
+ annotationData.addAll(utf8.encode(primitive.toString()));
+ } else if (primitive is PdfArray) {
+ final Map result = _appendArrayElements(
+ primitive, currentID, isStream, dictionaries, streamReferences);
+ annotationData.addAll(result['exportData'] as List);
+ currentID = result['currentID'] as int;
+ } else if (primitive is PdfNumber) {
+ annotationData.addAll(utf8.encode(' ${primitive.value!}'));
+ } else if (primitive is PdfBoolean) {
+ annotationData.addAll(utf8.encode(' ${primitive.value!}'));
+ } else if (primitive is PdfDictionary) {
+ annotationData.addAll(utf8.encode('<<'));
+ final Map data = _getEntriesInDictionary(dictionaries,
+ streamReferences, currentID, primitive, hasAppearance);
+ annotationData.addAll(data['exportData'] as List);
+ currentID = data['currentID'] as int;
+ annotationData.addAll(utf8.encode('>>'));
+ } else if (primitive is PdfReferenceHolder) {
+ if (PdfPageHelper.getHelper(page).document != null) {
+ final int pageNumber =
+ PdfPageHelper.getHelper(page).document!.pages.indexOf(page);
+ if (key.name == PdfDictionaryProperties.parent) {
+ annotationData.addAll(utf8.encode(' $_annotationID 0 R'));
+ annotationData.addAll(utf8.encode('/Page $pageNumber'));
+ } else if (key.name == PdfDictionaryProperties.irt) {
+ if (primitive.object != null && primitive.object is PdfDictionary) {
+ final IPdfPrimitive? inReplyTo = primitive.object;
+ if (inReplyTo != null &&
+ inReplyTo is PdfDictionary &&
+ inReplyTo.containsKey('NM')) {
+ final IPdfPrimitive? name =
+ PdfCrossTable.dereference(inReplyTo['NM']);
+ if (name != null && name is PdfString) {
+ if (name.value != null) {
+ annotationData.addAll(utf8
+ .encode('(${_getFormattedStringFDF(name.value!)})'));
+ }
+ }
+ }
+ }
+ } else if (key.name != PdfDictionaryProperties.p) {
+ currentID++;
+ annotationData.addAll(utf8.encode(' $currentID 0 R'));
+ if (isStream) {
+ streamReferences.add(currentID);
+ }
+ if (primitive.object != null) {
+ dictionaries[currentID] = primitive.object!;
+ }
+ }
+ }
+ }
+ isStream = false;
+ }
+ return {
+ 'exportData': annotationData,
+ 'currentID': currentID
+ };
+ }
+
+ String _getFormattedStringFDF(String value) {
+ String result = '';
+ for (int i = 0; i < value.length; i++) {
+ final int c = value.codeUnitAt(i);
+ if (c == 40 || c == 41) {
+ result += r'\';
+ }
+ if (c == 13 || c == 10) {
+ if (c == 13) {
+ result += r'\r';
+ }
+ if (c == 10) {
+ result += r'\n';
+ }
+ continue;
+ }
+ result += String.fromCharCode(c);
+ }
+ return result;
+ }
+
+ Map _appendArrayElements(
+ PdfArray array,
+ int currentID,
+ bool isStream,
+ Map dictionaries,
+ List streamReferences) {
+ final List arrayData = [];
+ arrayData.addAll(utf8.encode('['));
+ if (array.elements.isNotEmpty) {
+ final int count = array.elements.length;
+ for (int i = 0; i < count; i++) {
+ final IPdfPrimitive? element = array.elements[i];
+ if (i != 0 &&
+ element != null &&
+ (element is PdfNumber ||
+ element is PdfReferenceHolder ||
+ element is PdfBoolean)) {
+ arrayData.addAll(utf8.encode(' '));
+ }
+ final Map result = _appendElement(
+ element!, currentID, isStream, dictionaries, streamReferences);
+ arrayData.addAll(result['exportData'] as List);
+ currentID = result['currentID'] as int;
+ }
+ }
+ arrayData.addAll(utf8.encode(']'));
+ return {'exportData': arrayData, 'currentID': currentID};
+ }
+
+ Map _appendElement(
+ IPdfPrimitive element,
+ int currentID,
+ bool isStream,
+ Map dictionaries,
+ List streamReferences) {
+ final List exportData = [];
+ if (element is PdfNumber) {
+ exportData.addAll(utf8.encode(element.value!.toString()));
+ } else if (element is PdfName) {
+ exportData.addAll(utf8.encode(element.toString()));
+ } else if (element is PdfString) {
+ if (element.value != null) {
+ exportData
+ .addAll(utf8.encode('(${_getFormattedStringFDF(element.value!)})'));
+ }
+ } else if (element is PdfBoolean) {
+ exportData.addAll(utf8.encode(element.value!.toString()));
+ } else if (element is PdfReferenceHolder) {
+ currentID++;
+ if (isStream) {
+ streamReferences.add(currentID);
+ }
+ if (element.object != null) {
+ dictionaries[currentID] = element.object!;
+ }
+ exportData.addAll(utf8.encode('$currentID 0 R'));
+ } else if (element is PdfArray) {
+ final Map result = _appendArrayElements(
+ element, currentID, isStream, dictionaries, streamReferences);
+ currentID = result['currentID'] as int;
+ exportData.addAll(result['exportData'] as List);
+ } else if (element is PdfDictionary) {
+ exportData.addAll(utf8.encode('<<'));
+ final Map data = _getEntriesInDictionary(
+ dictionaries, streamReferences, currentID, element, isStream);
+ exportData.addAll(data['exportData'] as List);
+ currentID = data['currentID'] as int;
+ exportData.addAll(utf8.encode('>>'));
+ }
+ return {'exportData': exportData, 'currentID': currentID};
+ }
+}
diff --git a/packages/syncfusion_flutter_pdf/lib/src/pdf/implementation/annotations/fdf_parser.dart b/packages/syncfusion_flutter_pdf/lib/src/pdf/implementation/annotations/fdf_parser.dart
new file mode 100644
index 000000000..f70a8ac73
--- /dev/null
+++ b/packages/syncfusion_flutter_pdf/lib/src/pdf/implementation/annotations/fdf_parser.dart
@@ -0,0 +1,392 @@
+import 'dart:convert';
+
+import '../../interfaces/pdf_interface.dart';
+import '../io/enums.dart';
+import '../io/pdf_constants.dart';
+import '../io/pdf_cross_table.dart';
+import '../io/pdf_parser.dart';
+import '../io/pdf_reader.dart';
+import '../pages/pdf_page.dart';
+import '../pdf_document/pdf_document.dart';
+import '../primitives/pdf_array.dart';
+import '../primitives/pdf_dictionary.dart';
+import '../primitives/pdf_name.dart';
+import '../primitives/pdf_number.dart';
+import '../primitives/pdf_reference.dart';
+import '../primitives/pdf_reference_holder.dart';
+import '../primitives/pdf_stream.dart';
+import '../primitives/pdf_string.dart';
+import 'json_parser.dart';
+
+/// The class provides methods and properties to handle the loaded annotations from the existing PDF document for Fdf export and import.
+class FdfParser {
+ //Constructor.
+ /// Initializes a new instance of the [FdfParser] class with the specified data.
+ FdfParser(List data) {
+ _data = data;
+ _reader = PdfReader(data);
+ _fdfObjects = {};
+ }
+
+ //Fields
+ late List _data;
+ PdfReader? _reader;
+ late Map _fdfObjects;
+ PdfParser? _parser;
+ Map? _annotationObjects;
+ Map? _groupObjects;
+
+ //Properties
+ /// Gets the grouped objects.
+ Map get groupedObjects {
+ _groupObjects ??= {};
+ return _groupObjects!;
+ }
+
+//Implementations.
+ /// Parse the annotation data.
+ void parseAnnotationData() {
+ final PdfCrossTable table = PdfCrossTable.fromFdf(_data);
+ if (table.crossTable != null) {
+ _parser = table.crossTable!.parser;
+ final int startPos = _checkFdf();
+ if (startPos != -1) {
+ final int? endPos = _reader!.seekEnd();
+ _parser!.setOffset(startPos);
+ _parser!.advance();
+ while (_parser!.next != null && _parser!.next! == PdfTokenType.number) {
+ _parseObject(_fdfObjects);
+ }
+ if (_parser!.lexer != null &&
+ _parser!.lexer!.text == PdfOperators.trailer) {
+ final IPdfPrimitive trailer = _parser!.trailer();
+ _fdfObjects[PdfOperators.trailer] = trailer;
+ }
+ _parser!.advance();
+ while (_parser!.lexer != null &&
+ _parser!.lexer!.position != endPos &&
+ _parser!.next == PdfTokenType.number) {
+ _parseObject(_fdfObjects);
+ }
+ }
+ }
+ }
+
+ /// Imports the annotation data from FDF stream
+ void importAnnotations(PdfDocument document) {
+ _annotationObjects = _getAnnotationObjects();
+ final bool hasAnnotations = _groupAnnotations();
+ if (hasAnnotations && _annotationObjects != null) {
+ for (final PdfReferenceHolder holder in _annotationObjects!.values) {
+ final IPdfPrimitive? dictionary = holder.object;
+ if (dictionary != null &&
+ dictionary is PdfDictionary &&
+ dictionary.items != null &&
+ dictionary.items!.isNotEmpty) {
+ _parseDictionary(dictionary);
+ if (dictionary.containsKey(PdfDictionaryProperties.irt)) {
+ final IPdfPrimitive? inReplyTo =
+ dictionary[PdfDictionaryProperties.irt];
+ if (inReplyTo != null &&
+ inReplyTo is PdfString &&
+ !isNullOrEmpty(inReplyTo.value)) {
+ if (groupedObjects.containsKey(inReplyTo.value)) {
+ final String referenceString = groupedObjects[inReplyTo.value]!;
+ dictionary[PdfDictionaryProperties.irt] =
+ _annotationObjects![referenceString];
+ }
+ }
+ }
+ if (dictionary.containsKey(PdfDictionaryProperties.contents)) {
+ final IPdfPrimitive? content =
+ dictionary[PdfDictionaryProperties.contents];
+ if (content != null &&
+ content is PdfString &&
+ !isNullOrEmpty(content.value)) {
+ String contentText = content.value!;
+ if (RegExp(r'[\u0085-\u00FF]').hasMatch(contentText)) {
+ final List bytes = content.pdfEncode(document);
+ contentText = utf8.decode(bytes);
+ if (contentText.startsWith('(') && contentText.endsWith(')')) {
+ while (contentText.startsWith('(')) {
+ contentText = contentText.substring(1);
+ }
+ while (contentText.endsWith(')')) {
+ contentText =
+ contentText.substring(0, contentText.length - 1);
+ }
+ }
+ dictionary[PdfDictionaryProperties.contents] =
+ PdfString(contentText);
+ if (dictionary.containsKey('RC')) {
+ dictionary.setString('RC',
+ '$contentText
');
+ }
+ dictionary.modify();
+ }
+ }
+ }
+ if (dictionary.containsKey('Page')) {
+ final IPdfPrimitive? pageNumber = dictionary['Page'];
+ if (pageNumber != null && pageNumber is PdfNumber) {
+ final int pageIndex = pageNumber.value!.toInt();
+ if (pageIndex < document.pages.count) {
+ final PdfPage loadedPage = document.pages[pageIndex];
+ PdfPageHelper.getHelper(loadedPage).importAnnotation = true;
+ final PdfDictionary? pageDictionary =
+ PdfPageHelper.getHelper(loadedPage).dictionary;
+ if (pageDictionary != null) {
+ if (!pageDictionary
+ .containsKey(PdfDictionaryProperties.annots)) {
+ pageDictionary[PdfDictionaryProperties.annots] = PdfArray();
+ }
+ final IPdfPrimitive? annots = PdfCrossTable.dereference(
+ pageDictionary[PdfDictionaryProperties.annots]);
+ if (annots != null && annots is PdfArray) {
+ annots.elements.add(holder);
+ annots.changed = true;
+ pageDictionary.modify();
+ }
+ }
+ }
+ dictionary.remove('Page');
+ }
+ }
+ }
+ }
+ }
+ }
+
+ /// internal method
+ void dispose() {
+ _fdfObjects.clear();
+ _reader = null;
+ _reader = null;
+ _parser = null;
+ if (_annotationObjects != null) {
+ _annotationObjects!.clear();
+ }
+ _annotationObjects = null;
+ }
+
+ Map _getAnnotationObjects() {
+ final Map mappedObjects =
+ {};
+ final Map objects = _fdfObjects;
+ if (objects.isNotEmpty && objects.containsKey(PdfOperators.trailer)) {
+ final IPdfPrimitive trailer = objects[PdfOperators.trailer]!;
+ if (trailer is PdfDictionary &&
+ trailer.containsKey(PdfDictionaryProperties.root)) {
+ final IPdfPrimitive? holder = trailer[PdfDictionaryProperties.root];
+ if (holder != null && holder is PdfReferenceHolder) {
+ PdfReference? reference = holder.reference;
+ if (reference != null) {
+ final String rootKey = '${reference.objNum} ${reference.genNum}';
+ if (objects.containsKey(rootKey)) {
+ final IPdfPrimitive root = objects[rootKey]!;
+ if (root is PdfDictionary && root.containsKey('FDF')) {
+ final IPdfPrimitive? fdf = root['FDF'];
+ if (fdf != null &&
+ fdf is PdfDictionary &&
+ fdf.containsKey(PdfDictionaryProperties.annots)) {
+ final IPdfPrimitive? annots =
+ fdf[PdfDictionaryProperties.annots];
+ if (annots != null &&
+ annots is PdfArray &&
+ annots.count != 0) {
+ for (final IPdfPrimitive? holder in annots.elements) {
+ if (holder != null && holder is PdfReferenceHolder) {
+ reference = holder.reference;
+ if (reference != null) {
+ final String key =
+ '${reference.objNum} ${reference.genNum}';
+ if (objects.containsKey(key)) {
+ mappedObjects[key] =
+ PdfReferenceHolder(objects[key]);
+ objects.remove(key);
+ }
+ }
+ }
+ }
+ }
+ }
+ objects.remove(rootKey);
+ }
+ }
+ }
+ }
+ }
+ objects.remove(PdfOperators.trailer);
+ }
+ return mappedObjects;
+ }
+
+ bool _groupAnnotations() {
+ if (_annotationObjects != null && _annotationObjects!.isNotEmpty) {
+ _annotationObjects!.forEach((String key, PdfReferenceHolder value) {
+ final IPdfPrimitive? dictionary = value.object;
+ if (dictionary != null &&
+ dictionary is PdfDictionary &&
+ dictionary.containsKey('NM')) {
+ final IPdfPrimitive? name = dictionary['NM'];
+ if (name != null && name is PdfString && !isNullOrEmpty(name.value)) {
+ groupedObjects[name.value!] = key;
+ }
+ }
+ });
+ return true;
+ }
+ return false;
+ }
+
+ int _checkFdf() {
+ const int headerLength = 8;
+ final String header = utf8.decode(_data, allowMalformed: true);
+ final int index = header.indexOf('%FDF-');
+ if (index < 0) {
+ throw ArgumentError(
+ 'The source is not a valid FDF file because it does not start with"%FDF-"');
+ }
+ return index + headerLength;
+ }
+
+ void _parseObject(Map objects) {
+ final FdfObject? obj = _parser!.parseObject();
+ if (obj != null && obj.objectNumber > 0 && obj.generationNumber >= 0) {
+ final String key = '${obj.objectNumber} ${obj.generationNumber}';
+ objects[key] = obj.object;
+ }
+ _parser!.advance();
+ }
+
+ void _parseDictionary(PdfDictionary dictionary, [PdfName? key]) {
+ if (key != null) {
+ final IPdfPrimitive? primitive = dictionary[key];
+ if (primitive != null) {
+ if (primitive is PdfDictionary) {
+ _parseDictionary(primitive);
+ } else if (primitive is PdfArray) {
+ _parseArray(primitive);
+ } else if (primitive is PdfReferenceHolder) {
+ final PdfReference? reference = primitive.reference;
+ if (reference != null) {
+ final String objectKey = '${reference.objNum} ${reference.genNum}';
+ if (_annotationObjects != null &&
+ _annotationObjects!.containsKey(objectKey)) {
+ dictionary[key] = _annotationObjects![objectKey];
+ dictionary.modify();
+ } else if (_fdfObjects.containsKey(objectKey)) {
+ final Map objects = _fdfObjects;
+ if (objects[objectKey] is PdfReferenceHolder) {
+ dictionary[key] = objects[objectKey];
+ dictionary.modify();
+ } else if (objects[objectKey] is PdfName) {
+ final PdfName obj = objects[objectKey]! as PdfName;
+ final PdfReferenceHolder holder = PdfReferenceHolder(obj);
+ dictionary[key] = holder;
+ objects[objectKey] = holder;
+ dictionary.modify();
+ } else if (objects[objectKey] is PdfArray) {
+ final PdfArray obj = objects[objectKey]! as PdfArray;
+ _parseArray(obj);
+ final PdfReferenceHolder holder = PdfReferenceHolder(obj);
+ dictionary[key] = holder;
+ objects[objectKey] = holder;
+ dictionary.modify();
+ } else if (objects[objectKey] is PdfStream) {
+ final PdfStream obj = objects[objectKey]! as PdfStream;
+ _parseDictionary(obj);
+ final PdfReferenceHolder holder = PdfReferenceHolder(obj);
+ dictionary[key] = holder;
+ objects[objectKey] = holder;
+ dictionary.modify();
+ } else if (objects[objectKey] is PdfDictionary) {
+ final PdfDictionary obj = objects[objectKey]! as PdfDictionary;
+ _parseDictionary(obj);
+ final PdfReferenceHolder holder = PdfReferenceHolder(obj);
+ dictionary[key] = holder;
+ objects[objectKey] = holder;
+ dictionary.modify();
+ }
+ } else {
+ dictionary.remove(key);
+ }
+ }
+ }
+ }
+ } else {
+ final List names = _getKeys(dictionary);
+ for (int i = 0; i < names.length; i++) {
+ _parseDictionary(dictionary, names[i]);
+ }
+ }
+ }
+
+ List _getKeys(PdfDictionary dictionary) {
+ final List names = [];
+ for (final PdfName? name in dictionary.items!.keys) {
+ if (name != null) {
+ names.add(name);
+ }
+ }
+ return names;
+ }
+
+ void _parseArray(PdfArray array) {
+ final int count = array.elements.length;
+ for (int i = 0; i < count; i++) {
+ final IPdfPrimitive? element = array[i];
+ if (element != null && element is PdfReferenceHolder) {
+ final PdfReference? reference = element.reference;
+ if (reference != null) {
+ final String objectKey = '${reference.objNum} ${reference.genNum}';
+ if (_annotationObjects != null &&
+ _annotationObjects!.containsKey(objectKey)) {
+ array.elements[i] = _annotationObjects![objectKey];
+ array.changed = true;
+ } else if (_fdfObjects.containsKey(objectKey)) {
+ final Map objects = _fdfObjects;
+ if (objects[objectKey] is PdfReferenceHolder) {
+ array.elements[i] = objects[objectKey];
+ array.changed = true;
+ } else if (objects[objectKey] != null &&
+ objects[objectKey] is PdfDictionary) {
+ _parseDictionary(objects[objectKey]! as PdfDictionary);
+ final PdfReferenceHolder holder =
+ PdfReferenceHolder(objects[objectKey]);
+ array.elements[i] = holder;
+ objects[objectKey] = holder;
+ array.changed = true;
+ }
+ }
+ }
+ }
+ }
+ }
+}
+
+/// The class provides fields and properties to handle objects in Fdf stream.
+class FdfObject {
+ // Constructor
+ /// Initializes a new instance of the [FdfObject] class with the specified object number, generation number and object.
+ FdfObject(PdfNumber objNum, PdfNumber genNum, IPdfPrimitive obj) {
+ _objNumber = objNum.value!.toInt();
+ _genNumber = genNum.value!.toInt();
+ _object = obj;
+ }
+
+ // Fields
+ int? _objNumber;
+ int? _genNumber;
+ IPdfPrimitive? _object;
+
+ // Properties
+ /// Gets the object number.
+ int get objectNumber => _objNumber!;
+
+ /// Gets the generation number.
+ int get generationNumber => _genNumber!;
+
+ /// Gets the object.
+ IPdfPrimitive get object => _object!;
+}
diff --git a/packages/syncfusion_flutter_pdf/lib/src/pdf/implementation/annotations/json_document.dart b/packages/syncfusion_flutter_pdf/lib/src/pdf/implementation/annotations/json_document.dart
new file mode 100644
index 000000000..871ad62e8
--- /dev/null
+++ b/packages/syncfusion_flutter_pdf/lib/src/pdf/implementation/annotations/json_document.dart
@@ -0,0 +1,1132 @@
+import 'dart:convert';
+
+import 'package:intl/intl.dart';
+
+import '../../interfaces/pdf_interface.dart';
+import '../forms/pdf_xfdf_document.dart';
+import '../io/pdf_constants.dart';
+import '../io/pdf_cross_table.dart';
+import '../pdf_document/pdf_document.dart';
+import '../primitives/pdf_array.dart';
+import '../primitives/pdf_boolean.dart';
+import '../primitives/pdf_dictionary.dart';
+import '../primitives/pdf_name.dart';
+import '../primitives/pdf_number.dart';
+import '../primitives/pdf_reference_holder.dart';
+import '../primitives/pdf_stream.dart';
+import '../primitives/pdf_string.dart';
+import 'enum.dart';
+import 'json_parser.dart';
+import 'pdf_annotation.dart';
+
+/// Represents a class which contains the methods and properties to export annotations in JSON format.
+class JsonDocument {
+ //Consturctor.
+ /// Initializes a new instance of the [JsonDocument] class.
+ JsonDocument(this._document);
+
+ //Fields
+ late final PdfDocument _document;
+ // late String _fileName;
+ bool _skipBorderStyle = false;
+
+ //Implementation
+ /// Internal method.
+ void exportAnnotationData(Map table, bool exportAppearance,
+ int pageIndex, PdfDictionary dictionary) {
+ bool hasAppearance = exportAppearance;
+ _skipBorderStyle = false;
+ final String? annotationType = _getAnnotationType(dictionary);
+ if (!isNullOrEmpty(annotationType)) {
+ table['type'] = annotationType!;
+ table['page'] = pageIndex.toString();
+ switch (annotationType) {
+ case PdfDictionaryProperties.line:
+ if (dictionary.containsKey(PdfDictionaryProperties.l)) {
+ final IPdfPrimitive? linePoints = PdfCrossTable.dereference(
+ dictionary[PdfDictionaryProperties.l]);
+ if (linePoints != null &&
+ linePoints is PdfArray &&
+ linePoints.count == 4 &&
+ linePoints[0] != null &&
+ linePoints[0] is PdfNumber &&
+ linePoints[1] != null &&
+ linePoints[1] is PdfNumber &&
+ linePoints[2] != null &&
+ linePoints[2] is PdfNumber &&
+ linePoints[3] != null &&
+ linePoints[3] is PdfNumber) {
+ table['start'] =
+ '${(linePoints[0]! as PdfNumber).value},${(linePoints[1]! as PdfNumber).value}';
+ table['end'] =
+ '${(linePoints[2]! as PdfNumber).value},${(linePoints[3]! as PdfNumber).value}';
+ }
+ }
+ break;
+ case 'Stamp':
+ if (!hasAppearance) {
+ hasAppearance = true;
+ }
+ break;
+ case 'Square':
+ if (!hasAppearance) {
+ hasAppearance = true;
+ }
+ break;
+ }
+ if (dictionary.containsKey(PdfDictionaryProperties.be) &&
+ dictionary.containsKey(PdfDictionaryProperties.bs)) {
+ final IPdfPrimitive? borderEffect =
+ PdfCrossTable.dereference(dictionary[PdfDictionaryProperties.be]);
+ if (borderEffect != null &&
+ borderEffect is PdfDictionary &&
+ borderEffect.containsKey(PdfDictionaryProperties.s)) {
+ _skipBorderStyle = true;
+ }
+ }
+ _writeDictionary(pageIndex, dictionary, hasAppearance, table);
+ }
+ }
+
+ /// Internal method.
+ String convertToJson(Map value) {
+ int j = 0;
+ String json = '{';
+ value.forEach((String fieldKey, String fieldValue) {
+ if (fieldValue.startsWith('{') || fieldValue.startsWith('[')) {
+ json = '$json"${_replaceJsonDelimiters(fieldKey)}":$fieldValue';
+ } else {
+ if (fieldValue.startsWith(' ') &&
+ fieldValue.length > 1 &&
+ (fieldValue[1] == '[' || fieldValue[1] == '{')) {
+ fieldValue = fieldValue.trim();
+ }
+ json = '$json"${_replaceJsonDelimiters(fieldKey)}":"$fieldValue"';
+ }
+ if (j < value.length - 1) {
+ json = '$json,';
+ }
+ j++;
+ });
+ json = '$json}';
+ return json;
+ }
+
+ void _writeDictionary(int pageIndex, PdfDictionary dictionary,
+ bool hasAppearance, Map table) {
+ bool isBSdictionary = false;
+ if (dictionary.containsKey(PdfDictionaryProperties.type)) {
+ final IPdfPrimitive? name =
+ PdfCrossTable.dereference(dictionary[PdfDictionaryProperties.type]);
+ if (name != null &&
+ name is PdfName &&
+ name.name != null &&
+ name.name! == PdfDictionaryProperties.border &&
+ _skipBorderStyle) {
+ isBSdictionary = true;
+ }
+ }
+ dictionary.items!.forEach((PdfName? name, IPdfPrimitive? value) {
+ final String? key = name!.name;
+ if (key != null &&
+ !(key == PdfDictionaryProperties.p ||
+ key == PdfDictionaryProperties.parent)) {
+ final IPdfPrimitive? primitive = value;
+ if (primitive != null) {
+ if (primitive is PdfReferenceHolder) {
+ final IPdfPrimitive? obj = primitive.object;
+ if (obj != null && obj is PdfDictionary) {
+ switch (key) {
+ case PdfDictionaryProperties.bs:
+ _writeDictionary(pageIndex, obj, false, table);
+ break;
+ case PdfDictionaryProperties.be:
+ _writeDictionary(pageIndex, obj, false, table);
+ break;
+ case PdfDictionaryProperties.irt:
+ if (obj.containsKey('NM')) {
+ final String? value = _getValue(obj['NM']);
+ if (value != null) {
+ table['inreplyto'] = value;
+ }
+ }
+ break;
+ }
+ }
+ } else if (primitive is PdfDictionary) {
+ _writeDictionary(pageIndex, primitive, false, table);
+ } else if (value != null &&
+ (!isBSdictionary ||
+ (isBSdictionary && key != PdfDictionaryProperties.s))) {
+ _writeAttribute(key, value, pageIndex, dictionary, table);
+ }
+ }
+ }
+ });
+ if (dictionary.containsKey(PdfDictionaryProperties.measure)) {
+ _exportMeasureDictionary(dictionary, table);
+ }
+ if (hasAppearance && dictionary.containsKey(PdfDictionaryProperties.ap)) {
+ List? bytes =
+ _getAppearanceString(dictionary[PdfDictionaryProperties.ap]!);
+ if (bytes.isNotEmpty) {
+ table['appearance'] = base64.encode(bytes);
+ }
+ bytes = null;
+ }
+ if (dictionary.containsKey('Sound')) {
+ final IPdfPrimitive? sound =
+ PdfCrossTable.dereference(dictionary['Sound']);
+ if (sound != null && sound is PdfStream) {
+ if (sound.containsKey('B')) {
+ final String? bits = _getValue(sound['B']);
+ if (!isNullOrEmpty(bits)) {
+ table['bits'] = bits!;
+ }
+ }
+ if (sound.containsKey(PdfDictionaryProperties.c)) {
+ final String? channels = _getValue(sound[PdfDictionaryProperties.c]);
+ if (!isNullOrEmpty(channels)) {
+ table['channels'] = channels!;
+ }
+ }
+ if (sound.containsKey(PdfDictionaryProperties.e)) {
+ final String? encoding = _getValue(sound[PdfDictionaryProperties.e]);
+ if (!isNullOrEmpty(encoding)) {
+ table['encoding'] = encoding!;
+ }
+ }
+ if (sound.containsKey(PdfDictionaryProperties.r)) {
+ final String? rate = _getValue(sound[PdfDictionaryProperties.r]);
+ if (!isNullOrEmpty(rate)) {
+ table['rate'] = rate!;
+ }
+ }
+ if (sound.dataStream != null && sound.dataStream!.isNotEmpty) {
+ final String data = PdfString.bytesToHex(sound.dataStream!);
+ if (!isNullOrEmpty(data)) {
+ table[XfdfProperties.mode.toLowerCase()] = 'raw';
+ table['encodings'] = 'hex';
+ if (sound.containsKey(PdfDictionaryProperties.length)) {
+ final String? length =
+ _getValue(sound[PdfDictionaryProperties.length]);
+ if (!isNullOrEmpty(length)) {
+ table[PdfDictionaryProperties.length.toLowerCase()] = length!;
+ }
+ }
+ if (sound.containsKey(PdfDictionaryProperties.filter)) {
+ final String? filter =
+ _getValue(sound[PdfDictionaryProperties.filter]);
+ if (!isNullOrEmpty(filter)) {
+ table[PdfDictionaryProperties.filter.toLowerCase()] = filter!;
+ }
+ }
+ table['data'] = data;
+ }
+ }
+ }
+ } else if (dictionary.containsKey(PdfDictionaryProperties.fs)) {
+ final IPdfPrimitive? fsDictionary =
+ PdfCrossTable.dereference(dictionary[PdfDictionaryProperties.fs]);
+ if (fsDictionary != null && fsDictionary is PdfDictionary) {
+ if (fsDictionary.containsKey(PdfDictionaryProperties.f)) {
+ final String? file =
+ _getValue(fsDictionary[PdfDictionaryProperties.f]);
+ if (!isNullOrEmpty(file)) {
+ table['file'] = file!;
+ }
+ }
+ if (fsDictionary.containsKey(PdfDictionaryProperties.ef)) {
+ final IPdfPrimitive? efDictionary = PdfCrossTable.dereference(
+ fsDictionary[PdfDictionaryProperties.ef]);
+ if (efDictionary != null &&
+ efDictionary is PdfDictionary &&
+ efDictionary.containsKey(PdfDictionaryProperties.f)) {
+ final IPdfPrimitive? fStream = PdfCrossTable.dereference(
+ efDictionary[PdfDictionaryProperties.f]);
+ if (fStream != null && fStream is PdfStream) {
+ if (fStream.containsKey(PdfDictionaryProperties.params)) {
+ final IPdfPrimitive? paramsDictionary =
+ PdfCrossTable.dereference(
+ fStream[PdfDictionaryProperties.params]);
+ if (paramsDictionary != null &&
+ paramsDictionary is PdfDictionary) {
+ if (paramsDictionary
+ .containsKey(PdfDictionaryProperties.creationDate)) {
+ final IPdfPrimitive? creationDate =
+ PdfCrossTable.dereference(paramsDictionary[
+ PdfDictionaryProperties.creationDate]);
+ if (creationDate != null && creationDate is PdfString) {
+ final DateTime dateTime =
+ dictionary.getDateTime(creationDate);
+ table['creation'] =
+ DateFormat('M/d/yyyy h:mm:ss a').format(dateTime);
+ }
+ }
+ if (paramsDictionary
+ .containsKey(PdfDictionaryProperties.modificationDate)) {
+ final IPdfPrimitive? modifyDate = PdfCrossTable.dereference(
+ paramsDictionary[
+ PdfDictionaryProperties.modificationDate]);
+ if (modifyDate != null && modifyDate is PdfString) {
+ final DateTime dateTime =
+ dictionary.getDateTime(modifyDate);
+ table['modification'] =
+ DateFormat('M/d/yyyy h:mm:ss a').format(dateTime);
+ }
+ }
+ if (paramsDictionary
+ .containsKey(PdfDictionaryProperties.size)) {
+ final String? size = _getValue(
+ paramsDictionary[PdfDictionaryProperties.size]);
+ if (!isNullOrEmpty(size)) {
+ table[PdfDictionaryProperties.size.toLowerCase()] = size!;
+ }
+ }
+ if (paramsDictionary.containsKey('CheckSum')) {
+ final String? checksumValue =
+ _getValue(paramsDictionary['CheckSum']);
+ if (!isNullOrEmpty(checksumValue)) {
+ final List checksum = utf8.encode(checksumValue!);
+ final String hexString = PdfString.bytesToHex(checksum);
+ table['checksum'] = hexString;
+ }
+ }
+ }
+ }
+ if (fStream.dataStream != null &&
+ fStream.dataStream!.isNotEmpty) {
+ final String data = PdfString.bytesToHex(fStream.dataStream!);
+ if (!isNullOrEmpty(data)) {
+ table[XfdfProperties.mode.toLowerCase()] =
+ XfdfProperties.raw.toLowerCase();
+ table[PdfDictionaryProperties.encoding.toLowerCase()] =
+ XfdfProperties.hex.toLowerCase();
+ if (fStream.containsKey(PdfDictionaryProperties.length)) {
+ final String? length =
+ _getValue(fStream[PdfDictionaryProperties.length]);
+ if (!isNullOrEmpty(length)) {
+ table[PdfDictionaryProperties.length.toLowerCase()] =
+ length!;
+ }
+ }
+ if (fStream.containsKey(PdfDictionaryProperties.filter)) {
+ final String? filter =
+ _getValue(fStream[PdfDictionaryProperties.filter]);
+ if (!isNullOrEmpty(filter)) {
+ table[PdfDictionaryProperties.filter.toLowerCase()] =
+ filter!;
+ }
+ }
+ table[XfdfProperties.data.toLowerCase()] = data;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+ List _getAppearanceString(IPdfPrimitive primitive) {
+ final Map appearanceTable = {};
+ final Map parentTable = {};
+ final IPdfPrimitive? appearance = PdfCrossTable.dereference(primitive);
+ if (appearance != null && appearance is PdfDictionary) {
+ _writeAppearanceDictionary(appearanceTable, appearance);
+ }
+ parentTable['ap'] = convertToJson(appearanceTable);
+ final String jsonData = convertToJson(parentTable);
+ return utf8.encode(jsonData);
+ }
+
+ void _writeAppearanceDictionary(
+ Map textWriter, PdfDictionary dictionary) {
+ if (dictionary.count > 0) {
+ dictionary.items!.forEach((PdfName? name, IPdfPrimitive? value) {
+ _writeObject(textWriter, name!.name, value, null);
+ });
+ }
+ }
+
+ void _writeObject(Map? textWriter, String? key,
+ IPdfPrimitive? primitive, List>? arrayWriter) {
+ if (primitive != null) {
+ final String type = primitive.runtimeType.toString();
+ switch (type) {
+ case 'PdfReferenceHolder':
+ final PdfReferenceHolder holder = primitive as PdfReferenceHolder;
+ if (holder.object != null) {
+ _writeObject(textWriter, key, holder.object, arrayWriter);
+ }
+ break;
+ case 'PdfDictionary':
+ final PdfDictionary dictionaryElement = primitive as PdfDictionary;
+ final Map mainTable = {};
+ final Map subtable = {};
+ _writeAppearanceDictionary(subtable, dictionaryElement);
+ mainTable['dict'] = convertToJson(subtable);
+ if (key != null) {
+ textWriter![key] = convertToJson(mainTable);
+ } else {
+ arrayWriter!.add(mainTable);
+ }
+ break;
+ case 'PdfStream':
+ final IPdfPrimitive? streamElement = (primitive as PdfStream)
+ .cloneObject(PdfDocumentHelper.getHelper(_document).crossTable);
+ if (streamElement != null && streamElement is PdfStream) {
+ if (streamElement.dataStream != null &&
+ streamElement.dataStream!.isNotEmpty) {
+ final Map streamTable = {};
+ _writeAppearanceDictionary(streamTable, streamElement);
+ final Map dataTable = {};
+ final String? type =
+ _getValue(streamElement[PdfDictionaryProperties.subtype]);
+ if ((streamElement.containsKey(PdfDictionaryProperties.subtype) &&
+ !isNullOrEmpty(type) &&
+ PdfDictionaryProperties.image == type!) ||
+ (!streamElement.containsKey(PdfDictionaryProperties.type) &&
+ !streamElement
+ .containsKey(PdfDictionaryProperties.subtype))) {
+ dataTable['mode'] = 'raw';
+ dataTable['encoding'] = 'hex';
+ final String data =
+ PdfString.bytesToHex(streamElement.dataStream!);
+ if (!isNullOrEmpty(data)) {
+ dataTable['bytes'] = data;
+ }
+ } else if (streamElement
+ .containsKey(PdfDictionaryProperties.subtype) &&
+ !isNullOrEmpty(type) &&
+ (PdfDictionaryProperties.form == type ||
+ 'CIDFontType0C' == type ||
+ 'OpenType' == type)) {
+ dataTable['mode'] = 'raw';
+ dataTable['encoding'] = 'hex';
+ streamElement.decompress();
+ final String data =
+ PdfString.bytesToHex(streamElement.dataStream!);
+ if (!isNullOrEmpty(data)) {
+ dataTable['bytes'] = data;
+ }
+ } else {
+ dataTable['mode'] = 'filtered';
+ dataTable['encoding'] = 'ascii';
+ streamElement.decompress();
+ final String ascii =
+ PdfString.bytesToHex(streamElement.dataStream!);
+ if (!isNullOrEmpty(ascii)) {
+ dataTable['bytes'] = ascii;
+ }
+ }
+ streamTable['data'] = convertToJson(dataTable);
+ final Map keyValuePairs = {};
+ keyValuePairs['stream'] = convertToJson(streamTable);
+ if (key != null) {
+ textWriter![key] = convertToJson(keyValuePairs);
+ } else {
+ arrayWriter!.add(keyValuePairs);
+ }
+ }
+ }
+ break;
+ case 'PdfBoolean':
+ final PdfBoolean booleanElement = primitive as PdfBoolean;
+ final Map boolean = {};
+ boolean['boolean'] = booleanElement.value.toString();
+ if (key != null) {
+ textWriter![key] = convertToJson(boolean);
+ } else {
+ arrayWriter!.add(boolean);
+ }
+ break;
+ case 'PdfName':
+ if (primitive is PdfName && primitive.name != null) {
+ final Map name = {};
+ name['name'] = primitive.name!;
+ if (key != null) {
+ textWriter![key] = convertToJson(name);
+ } else {
+ arrayWriter!.add(name);
+ }
+ }
+ break;
+ case 'PdfString':
+ if (primitive is PdfString && primitive.value != null) {
+ final Map stringValue = {};
+ stringValue['string'] = primitive.value!;
+ if (key != null) {
+ textWriter![key] = convertToJson(stringValue);
+ } else {
+ arrayWriter!.add(stringValue);
+ }
+ }
+ break;
+ case 'PdfNumber':
+ if (primitive is PdfNumber && primitive.value != null) {
+ if (primitive.value is int) {
+ final Map integer = {};
+ integer['int'] = primitive.value!.toString();
+ if (key != null) {
+ textWriter![key] = convertToJson(integer);
+ } else {
+ arrayWriter!.add(integer);
+ }
+ } else {
+ final String value =
+ primitive.value!.toDouble().toStringAsFixed(6);
+ final Map integer = {};
+ integer['fixed'] = value;
+ if (key != null) {
+ textWriter![key] = convertToJson(integer);
+ } else {
+ arrayWriter!.add(integer);
+ }
+ }
+ }
+ break;
+ case 'PdfNull':
+ final Map nullValue = {};
+ nullValue['null'] = 'null';
+ if (key != null) {
+ textWriter![key] = convertToJson(nullValue);
+ } else {
+ arrayWriter!.add(nullValue);
+ }
+ break;
+ case 'PdfArray':
+ final List> arrayDict = >[];
+ _writeArray(arrayDict, primitive as PdfArray);
+ final Map tempDict = {};
+ tempDict['array'] = _convertListToJson(arrayDict);
+ if (key != null) {
+ textWriter![key] = convertToJson(tempDict);
+ } else {
+ arrayWriter!.add(tempDict);
+ }
+ break;
+ }
+ }
+ }
+
+ void _writeArray(List> textWriter, PdfArray array) {
+ for (final IPdfPrimitive? element in array.elements) {
+ if (element != null) {
+ _writeObject(null, null, element, textWriter);
+ }
+ }
+ }
+
+ String _convertListToJson(List> value) {
+ String json = '[';
+ for (int i = 0; i < value.length; i++) {
+ json += convertToJson(value[i]);
+ if (i < value.length - 1) {
+ json = '$json,';
+ }
+ }
+ json += ']';
+ return json;
+ }
+
+ String? _getValue(IPdfPrimitive? primitive) {
+ String? value;
+ if (primitive != null) {
+ if (primitive is PdfName) {
+ value = primitive.name;
+ } else if (primitive is PdfBoolean) {
+ value = primitive.value.toString();
+ } else if (primitive is PdfString) {
+ value = primitive.value;
+ if (value != null && (value.startsWith('[') || value.startsWith('{'))) {
+ value = ' $value';
+ }
+ value = _getValidString(value);
+ } else if (primitive is PdfArray) {
+ if (primitive.elements.isNotEmpty) {
+ for (int i = 0; i < primitive.elements.length; i++) {
+ final String? colorValue = _getValue(primitive.elements[i]);
+ if (colorValue != null) {
+ value = i == 0 ? colorValue : '$value,$colorValue';
+ }
+ }
+ }
+ } else if (primitive is PdfNumber) {
+ if (primitive.value != null) {
+ value = primitive.value!.toString();
+ }
+ }
+ }
+ return value;
+ }
+
+ String? _getValidString(String? value) {
+ if (value != null) {
+ if (value.contains('"')) {
+ final RegExp regExp = RegExp(r'(? table) {
+ switch (key) {
+ case PdfDictionaryProperties.c:
+ final String color = _getColor(primitive);
+ if (!isNullOrEmpty(color)) {
+ table['color'] = color;
+ }
+ break;
+ case PdfDictionaryProperties.da:
+ final IPdfPrimitive? defaultAppearance =
+ PdfCrossTable.dereference(dictionary[PdfDictionaryProperties.da]);
+ if (defaultAppearance != null &&
+ defaultAppearance is PdfString &&
+ !isNullOrEmpty(defaultAppearance.value)) {
+ table['defaultappearance'] = defaultAppearance.value!;
+ }
+ break;
+ case PdfDictionaryProperties.ic:
+ final String interiorColor = _getColor(primitive);
+ if (!isNullOrEmpty(interiorColor)) {
+ table['interior-color'] = interiorColor;
+ }
+ break;
+ case PdfDictionaryProperties.m:
+ final IPdfPrimitive? modifiedDate =
+ PdfCrossTable.dereference(dictionary[PdfDictionaryProperties.m]);
+ if (modifiedDate != null &&
+ modifiedDate is PdfString &&
+ !isNullOrEmpty(modifiedDate.value)) {
+ final DateTime dateTime = dictionary.getDateTime(modifiedDate);
+ table['date'] = DateFormat('M/d/yyyy h:mm:ss a').format(dateTime);
+ }
+ break;
+ case 'NM':
+ final String? value = _getValue(primitive);
+ if (!isNullOrEmpty(value)) {
+ table[PdfDictionaryProperties.name.toLowerCase()] = value!;
+ }
+ break;
+ case PdfDictionaryProperties.name:
+ final String? value = _getValue(primitive);
+ if (!isNullOrEmpty(value)) {
+ table['icon'] = value!;
+ }
+ break;
+ case PdfDictionaryProperties.subj:
+ final String? value = _getValue(primitive);
+ if (!isNullOrEmpty(value)) {
+ table[PdfDictionaryProperties.subject.toLowerCase()] = value!;
+ }
+ break;
+ case PdfDictionaryProperties.t:
+ final String? value = _getValue(primitive);
+ if (!table.containsKey(PdfDictionaryProperties.title.toLowerCase())) {
+ table[PdfDictionaryProperties.title.toLowerCase()] = value!;
+ }
+ break;
+ case PdfDictionaryProperties.rect:
+ final String? rect = _getValue(primitive);
+ if (!isNullOrEmpty(rect)) {
+ final List styleArray = rect!.split(',');
+ final Map subTable = {};
+ subTable['x'] = styleArray[0];
+ subTable['y'] = styleArray[1];
+ subTable['width'] = styleArray[2];
+ subTable['height'] = styleArray[3];
+ table[key.toLowerCase()] = convertToJson(subTable);
+ }
+ break;
+ case PdfDictionaryProperties.creationDate:
+ final IPdfPrimitive? createDate = PdfCrossTable.dereference(
+ dictionary[PdfDictionaryProperties.creationDate]);
+ if (createDate != null &&
+ createDate is PdfString &&
+ !isNullOrEmpty(createDate.value)) {
+ final DateTime creationDate = dictionary.getDateTime(createDate);
+ table[key.toLowerCase()] =
+ DateFormat('M/d/yyyy h:mm:ss a').format(creationDate);
+ }
+ break;
+ case PdfDictionaryProperties.rotate:
+ final String? rotation = _getValue(primitive);
+ if (!isNullOrEmpty(rotation)) {
+ table['rotation'] = rotation!;
+ }
+ break;
+ case PdfDictionaryProperties.w:
+ final String? width = _getValue(primitive);
+ if (!isNullOrEmpty(width)) {
+ table[PdfDictionaryProperties.width.toLowerCase()] = width!;
+ }
+ break;
+ case PdfDictionaryProperties.le:
+ if (primitive is PdfArray) {
+ if (primitive.count == 2) {
+ table['head'] = _getValue(primitive.elements[0])!;
+ table['tail'] = _getValue(primitive.elements[1])!;
+ }
+ } else if (primitive is PdfName) {
+ final String? head = _getValue(primitive);
+ if (!isNullOrEmpty(head)) {
+ table['head'] = head!;
+ }
+ }
+ break;
+ case 'S':
+ final String? style = _getValue(primitive);
+ if (!isNullOrEmpty(style)) {
+ switch (style) {
+ case PdfDictionaryProperties.d:
+ table['style'] = 'dash';
+ break;
+ case PdfDictionaryProperties.c:
+ table['style'] = 'cloudy';
+ break;
+ case PdfDictionaryProperties.s:
+ table['style'] = 'solid';
+ break;
+ case 'B':
+ table['style'] = 'bevelled';
+ break;
+ case PdfDictionaryProperties.i:
+ table['style'] = 'inset';
+ break;
+ case PdfDictionaryProperties.u:
+ table['style'] = 'underline';
+ break;
+ }
+ }
+ break;
+ case PdfDictionaryProperties.d:
+ if (!table.containsKey('dashes')) {
+ final String? dashes = _getValue(primitive);
+ if (!isNullOrEmpty(dashes)) {
+ table['dashes'] = dashes!;
+ }
+ }
+ break;
+ case PdfDictionaryProperties.i:
+ final String? intensity = _getValue(primitive);
+ if (!isNullOrEmpty(intensity)) {
+ table['intensity'] = intensity!;
+ }
+ break;
+ case PdfDictionaryProperties.rd:
+ final String? fringe = _getValue(primitive);
+ if (!isNullOrEmpty(fringe)) {
+ table['fringe'] = fringe!;
+ }
+ break;
+ case PdfDictionaryProperties.it:
+ final String? it = _getValue(primitive);
+ if (!isNullOrEmpty(it)) {
+ table[key] = it!;
+ }
+ break;
+ case 'RT':
+ final String? replyType = _getValue(primitive);
+ if (!isNullOrEmpty(replyType)) {
+ table['replyType'] = replyType!.toLowerCase();
+ }
+ break;
+ case PdfDictionaryProperties.ll:
+ final String? leaderLength = _getValue(primitive);
+ if (!isNullOrEmpty(leaderLength)) {
+ table['leaderLength'] = leaderLength!;
+ }
+ break;
+ case PdfDictionaryProperties.lle:
+ final String? leaderExtend = _getValue(primitive);
+ if (!isNullOrEmpty(leaderExtend)) {
+ table['leaderExtend'] = leaderExtend!;
+ }
+ break;
+ case PdfDictionaryProperties.cap:
+ final String? caption = _getValue(primitive);
+ if (!isNullOrEmpty(caption)) {
+ table['caption'] = caption!;
+ }
+ break;
+ case PdfDictionaryProperties.cp:
+ final String? captionStyle = _getValue(primitive);
+ if (!isNullOrEmpty(captionStyle)) {
+ table['caption-style'] = captionStyle!;
+ }
+ break;
+ case 'CL':
+ final String? callout = _getValue(primitive);
+ if (!isNullOrEmpty(callout)) {
+ table['callout'] = callout!;
+ }
+ break;
+ case PdfDictionaryProperties.quadPoints:
+ final String? coords = _getValue(primitive);
+ if (!isNullOrEmpty(coords)) {
+ table['coords'] = coords!;
+ }
+ break;
+ case PdfDictionaryProperties.ca:
+ final String? opacity = _getValue(primitive);
+ if (!isNullOrEmpty(opacity)) {
+ table['opacity'] = opacity!;
+ }
+ break;
+ case PdfDictionaryProperties.f:
+ if (primitive is PdfNumber) {
+ final List annotationFlags =
+ PdfAnnotationHelper.obtainAnnotationFlags(
+ primitive.value!.toInt());
+ final String flag = annotationFlags
+ .map((PdfAnnotationFlags flag) => getEnumName(flag))
+ .toString()
+ .replaceAll(RegExp('[ ()]'), '')
+ .toLowerCase();
+ table[PdfDictionaryProperties.flags.toLowerCase()] = flag;
+ }
+ break;
+ case PdfDictionaryProperties.contents:
+ final IPdfPrimitive? contents = PdfCrossTable.dereference(
+ dictionary[PdfDictionaryProperties.contents]);
+ if (contents != null &&
+ contents is PdfString &&
+ !isNullOrEmpty(contents.value)) {
+ table['contents'] = _getValidString(contents.value)!;
+ }
+ break;
+ case 'InkList':
+ final Map points = {};
+ final IPdfPrimitive? inkList =
+ PdfCrossTable.dereference(dictionary['InkList']);
+ if (inkList != null && inkList is PdfArray && inkList.count > 0) {
+ final List element = [];
+ for (int j = 0; j < inkList.count; j++) {
+ if (inkList[j]! is PdfArray) {
+ element.add(inkList[j]! as PdfArray);
+ }
+ }
+ points['gesture'] = _convertToJsonArray(element);
+ table['inklist'] = convertToJson(points);
+ }
+ break;
+ case PdfDictionaryProperties.vertices:
+ final IPdfPrimitive? vertices = PdfCrossTable.dereference(
+ dictionary[PdfDictionaryProperties.vertices]);
+ if (vertices != null && vertices is PdfArray && vertices.count > 0) {
+ if (vertices.count.isEven) {
+ String value = '';
+ IPdfPrimitive? numberElement;
+ for (int i = 0; i < vertices.count - 1; i++) {
+ numberElement = vertices.elements[i];
+ if (numberElement != null && numberElement is PdfNumber) {
+ final String? number = _getValue(numberElement);
+ if (!isNullOrEmpty(number)) {
+ value += number! + (i % 2 != 0 ? ';' : ',');
+ }
+ }
+ }
+ numberElement = vertices.elements[vertices.count - 1];
+ if (numberElement != null && numberElement is PdfNumber) {
+ final String? number = _getValue(numberElement);
+ if (!isNullOrEmpty(number)) {
+ value += number!;
+ }
+ }
+ if (!isNullOrEmpty(value)) {
+ table['vertices'] = value;
+ }
+ }
+ }
+ break;
+ case 'DS':
+ if (dictionary.containsKey('DS')) {
+ final IPdfPrimitive? defaultStyle =
+ PdfCrossTable.dereference(dictionary['DS']);
+ final Map styleTable = {};
+ if (defaultStyle != null &&
+ defaultStyle is PdfString &&
+ !isNullOrEmpty(defaultStyle.value)) {
+ final List textStyle = defaultStyle.value!.split(';');
+ for (int i = 0; i < textStyle.length; i++) {
+ if (!isNullOrEmpty(textStyle[i]) && textStyle[i].contains(',')) {
+ textStyle[i] = _replaceJsonDelimiters(textStyle[i]);
+ }
+ final List text = textStyle[i].split(':');
+ styleTable[text[0]] = text[1];
+ }
+ }
+ table['defaultStyle'] = convertToJson(styleTable);
+ }
+ break;
+ case 'RC':
+ if (dictionary.containsKey('RC')) {
+ final IPdfPrimitive? contentStyle =
+ PdfCrossTable.dereference(dictionary['RC']);
+ if (contentStyle != null &&
+ contentStyle is PdfString &&
+ !isNullOrEmpty(contentStyle.value)) {
+ String value = contentStyle.value!;
+ final int index = value.indexOf(' 0) {
+ value = value.substring(index);
+ }
+ table['contents-richtext'] = _getValidString(value)!;
+ }
+ }
+ break;
+ case PdfDictionaryProperties.type:
+ case PdfDictionaryProperties.subtype:
+ case PdfDictionaryProperties.p:
+ case PdfDictionaryProperties.parent:
+ case PdfDictionaryProperties.l:
+ case PdfDictionaryProperties.fs:
+ case 'MeasurementTypes':
+ case 'GroupNesting':
+ case 'ITEx':
+ case 'Sound':
+ break;
+ case PdfDictionaryProperties.border:
+ case PdfDictionaryProperties.a:
+ case PdfDictionaryProperties.r:
+ case PdfDictionaryProperties.x:
+ final String? value = _getValue(primitive);
+ if (!isNullOrEmpty(value)) {
+ table[key.toLowerCase()] = value!;
+ }
+ break;
+ default:
+ final String? value = _getValue(primitive);
+ if (!isNullOrEmpty(value)) {
+ table[key] = value!;
+ }
+ break;
+ }
+ }
+
+ String _convertToJsonArray(List value) {
+ String json = '[';
+ for (int i = 0; i < value.length; i++) {
+ final String? point = _getValue(value[i]);
+ if (point != null) {
+ json = '$json[$point]';
+ }
+ if (i < value.length - 1) {
+ json = '$json,';
+ }
+ }
+ json = '$json]';
+ return json;
+ }
+
+ String _getColor(IPdfPrimitive primitive) {
+ String color = '';
+ if (primitive is PdfArray && primitive.count >= 3) {
+ final String r = PdfString.bytesToHex([
+ ((primitive.elements[0]! as PdfNumber).value! * 255).round()
+ ]).toUpperCase();
+ final String g = PdfString.bytesToHex([
+ ((primitive.elements[1]! as PdfNumber).value! * 255).round()
+ ]).toUpperCase();
+ final String b = PdfString.bytesToHex([
+ ((primitive.elements[2]! as PdfNumber).value! * 255).round()
+ ]).toUpperCase();
+ color = '#$r$g$b';
+ }
+ return color;
+ }
+
+ void _exportMeasureDictionary(
+ PdfDictionary dictionary, Map table) {
+ final IPdfPrimitive? mdictionary =
+ PdfCrossTable.dereference(dictionary[PdfDictionaryProperties.measure]);
+ if (mdictionary != null && mdictionary is PdfDictionary) {
+ if (mdictionary.containsKey(PdfDictionaryProperties.type)) {
+ table['type1'] = 'Measure';
+ }
+ if (mdictionary.containsKey(PdfDictionaryProperties.r)) {
+ final String? value = _getValue(mdictionary[PdfDictionaryProperties.r]);
+ if (!isNullOrEmpty(value)) {
+ table['ratevalue'] = value!;
+ }
+ }
+ if (mdictionary.containsKey(PdfDictionaryProperties.subtype)) {
+ final String? value =
+ _getValue(mdictionary[PdfDictionaryProperties.subtype]);
+ if (!isNullOrEmpty(value)) {
+ table[PdfDictionaryProperties.subtype] = value!;
+ }
+ }
+ if (mdictionary.containsKey('TargetUnitConversion')) {
+ final String? value = _getValue(mdictionary['TargetUnitConversion']);
+ if (!isNullOrEmpty(value)) {
+ table['TargetUnitConversion'] = value!;
+ }
+ }
+ if (mdictionary.containsKey(PdfDictionaryProperties.a)) {
+ final IPdfPrimitive? aArray = mdictionary[PdfDictionaryProperties.a];
+ if (aArray != null &&
+ aArray is PdfArray &&
+ aArray.elements.isNotEmpty) {
+ final IPdfPrimitive? adictionary =
+ PdfCrossTable.dereference(aArray.elements[0]);
+ if (adictionary != null && adictionary is PdfDictionary) {
+ _exportMeasureFormatDetails('area', adictionary, table);
+ }
+ }
+ }
+ if (mdictionary.containsKey(PdfDictionaryProperties.d)) {
+ final IPdfPrimitive? dArray = mdictionary[PdfDictionaryProperties.d];
+ if (dArray != null &&
+ dArray is PdfArray &&
+ dArray.elements.isNotEmpty) {
+ final IPdfPrimitive? ddictionary =
+ PdfCrossTable.dereference(dArray.elements[0]);
+ if (ddictionary != null && ddictionary is PdfDictionary) {
+ _exportMeasureFormatDetails('distance', ddictionary, table);
+ }
+ }
+ }
+ if (mdictionary.containsKey(PdfDictionaryProperties.x)) {
+ final IPdfPrimitive? xArray = mdictionary[PdfDictionaryProperties.x];
+ if (xArray != null &&
+ xArray is PdfArray &&
+ xArray.elements.isNotEmpty) {
+ final IPdfPrimitive? xdictionary =
+ PdfCrossTable.dereference(xArray.elements[0]);
+ if (xdictionary != null && xdictionary is PdfDictionary) {
+ _exportMeasureFormatDetails('xformat', xdictionary, table);
+ }
+ }
+ }
+ if (mdictionary.containsKey(PdfDictionaryProperties.t)) {
+ final IPdfPrimitive? tArray = mdictionary[PdfDictionaryProperties.t];
+ if (tArray != null &&
+ tArray is PdfArray &&
+ tArray.elements.isNotEmpty) {
+ final IPdfPrimitive? tdictionary =
+ PdfCrossTable.dereference(tArray.elements[0]);
+ if (tdictionary != null && tdictionary is PdfDictionary) {
+ _exportMeasureFormatDetails('tformat', tdictionary, table);
+ }
+ }
+ }
+ if (mdictionary.containsKey(PdfDictionaryProperties.v)) {
+ final IPdfPrimitive? vArray = mdictionary[PdfDictionaryProperties.v];
+ if (vArray != null &&
+ vArray is PdfArray &&
+ vArray.elements.isNotEmpty) {
+ final IPdfPrimitive? vdictionary =
+ PdfCrossTable.dereference(vArray.elements[0]);
+ if (vdictionary != null && vdictionary is PdfDictionary) {
+ _exportMeasureFormatDetails('vformat', vdictionary, table);
+ }
+ }
+ }
+ }
+ }
+
+ void _exportMeasureFormatDetails(
+ String key, PdfDictionary measurementDetails, Map table) {
+ final Map subTable = {};
+ if (measurementDetails.containsKey(PdfDictionaryProperties.c)) {
+ final String? value =
+ _getValue(measurementDetails[PdfDictionaryProperties.c]);
+ if (!isNullOrEmpty(value)) {
+ subTable['c'] = value!;
+ }
+ }
+ if (measurementDetails.containsKey(PdfDictionaryProperties.f)) {
+ final String? value =
+ _getValue(measurementDetails[PdfDictionaryProperties.f]);
+ if (!isNullOrEmpty(value)) {
+ subTable['f'] = value!;
+ }
+ }
+ if (measurementDetails.containsKey(PdfDictionaryProperties.d)) {
+ final String? value =
+ _getValue(measurementDetails[PdfDictionaryProperties.d]);
+ if (!isNullOrEmpty(value)) {
+ subTable['d'] = value!;
+ }
+ }
+ if (measurementDetails.containsKey(PdfDictionaryProperties.rd)) {
+ final String? value =
+ _getValue(measurementDetails[PdfDictionaryProperties.rd]);
+ if (!isNullOrEmpty(value)) {
+ subTable['rd'] = value!;
+ }
+ }
+ if (measurementDetails.containsKey(PdfDictionaryProperties.u)) {
+ final String? value =
+ _getValue(measurementDetails[PdfDictionaryProperties.u]);
+ if (!isNullOrEmpty(value)) {
+ subTable['u'] = value!;
+ }
+ }
+ if (measurementDetails.containsKey('RT')) {
+ final String? value = _getValue(measurementDetails['RT']);
+ if (!isNullOrEmpty(value)) {
+ subTable['rt'] = value!;
+ }
+ }
+ if (measurementDetails.containsKey('SS')) {
+ final String? value = _getValue(measurementDetails['SS']);
+ if (!isNullOrEmpty(value)) {
+ subTable['ss'] = value!;
+ }
+ }
+ if (measurementDetails.containsKey('FD')) {
+ final String? value = _getValue(measurementDetails['FD']);
+ if (!isNullOrEmpty(value)) {
+ subTable['fd'] = value!;
+ }
+ }
+ if (measurementDetails.containsKey(PdfDictionaryProperties.type)) {
+ final String? value =
+ _getValue(measurementDetails[PdfDictionaryProperties.type]);
+ if (!isNullOrEmpty(value)) {
+ subTable[PdfDictionaryProperties.type] = value!;
+ }
+ }
+ table[key] = convertToJson(subTable);
+ }
+
+ String _replaceJsonDelimiters(String value) {
+ // ignore: unnecessary_string_escapes
+ return value.contains(RegExp('[":,{}]|[\[]|]'))
+ ? value
+ .replaceAll(',', '_x002C_')
+ .replaceAll('"', '_x0022_')
+ .replaceAll(':', '_x003A_')
+ .replaceAll('{', '_x007B_')
+ .replaceAll('}', '_x007D_')
+ .replaceAll('[', '_x005B_')
+ .replaceAll(']', '_x005D_')
+ : value;
+ }
+
+ String? _getAnnotationType(PdfDictionary dictionary) {
+ if (dictionary.containsKey(PdfDictionaryProperties.subtype)) {
+ final IPdfPrimitive? subtype = PdfCrossTable.dereference(
+ dictionary[PdfDictionaryProperties.subtype]);
+ if (subtype != null && subtype is PdfName && subtype.name != null) {
+ return subtype.name!;
+ }
+ }
+ return null;
+ }
+}
diff --git a/packages/syncfusion_flutter_pdf/lib/src/pdf/implementation/annotations/json_parser.dart b/packages/syncfusion_flutter_pdf/lib/src/pdf/implementation/annotations/json_parser.dart
new file mode 100644
index 000000000..69181d44c
--- /dev/null
+++ b/packages/syncfusion_flutter_pdf/lib/src/pdf/implementation/annotations/json_parser.dart
@@ -0,0 +1,1227 @@
+import 'dart:convert';
+
+import '../../interfaces/pdf_interface.dart';
+import '../forms/pdf_form.dart';
+import '../io/pdf_constants.dart';
+import '../io/pdf_cross_table.dart';
+import '../pages/pdf_page.dart';
+import '../pdf_document/pdf_document.dart';
+import '../primitives/pdf_array.dart';
+import '../primitives/pdf_boolean.dart';
+import '../primitives/pdf_dictionary.dart';
+import '../primitives/pdf_name.dart';
+import '../primitives/pdf_number.dart';
+import '../primitives/pdf_reference_holder.dart';
+import '../primitives/pdf_stream.dart';
+import '../primitives/pdf_string.dart';
+import 'enum.dart';
+import 'pdf_annotation.dart';
+import 'xfdf_parser.dart';
+
+/// Internal class.
+class JsonParser {
+ /// Internal Constructor.
+ JsonParser(this.document);
+
+ /// Internal Field.
+ late PdfDocument document;
+
+ /// Internal Field.
+ String? annotation;
+
+ /// Internal Field.
+ String? style;
+
+ /// Internal Field.
+ bool isBasicStyle = true;
+
+ /// Internal Field.
+ String? beginLineStyle;
+
+ /// Internal Field.
+ String? endLineStyle;
+
+ /// Internal Field.
+ Map? dataStream;
+
+ /// Internal Field.
+ String? values;
+
+ /// Internal Field.
+ Map? groupReferences;
+
+ /// Internal Field.
+ List? groupHolders;
+
+ bool _isNormalAppearanceAdded = false;
+
+ /// Internal Method.
+ void importAnnotationData(List? data) {
+ if (data != null) {
+ final Map jsonData = json.decode(utf8.decode(data));
+ parseJsonData(jsonData);
+ jsonData.clear();
+ if (groupHolders != null && groupHolders!.isNotEmpty) {
+ for (final PdfDictionary dictionary in groupHolders!) {
+ final IPdfPrimitive? inReplyTo = PdfCrossTable.dereference(
+ dictionary[PdfDictionaryProperties.irt]);
+ if (inReplyTo != null &&
+ inReplyTo is PdfString &&
+ !isNullOrEmpty(inReplyTo.value)) {
+ if (groupReferences != null &&
+ groupReferences!.containsKey(inReplyTo.value)) {
+ dictionary[PdfDictionaryProperties.irt] =
+ groupReferences![inReplyTo.value];
+ } else {
+ dictionary.remove(PdfDictionaryProperties.irt);
+ }
+ }
+ }
+ }
+ if (groupReferences != null) {
+ groupReferences!.clear();
+ }
+ if (groupHolders != null) {
+ groupHolders!.clear();
+ }
+ groupReferences = null;
+ groupHolders = null;
+ }
+ }
+
+ /// Internal Method.
+ void parseJsonData(Map data) {
+ if (data.containsKey('type')) {
+ parseAnnotationData(data);
+ }
+ for (final dynamic value in data.values) {
+ if (value is Map) {
+ parseJsonData(value);
+ } else if (value is List) {
+ // ignore: avoid_function_literals_in_foreach_calls
+ value.forEach((dynamic element) {
+ if (element is Map