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main.dart
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import 'package:flutter/material.dart';
import 'time_clock_page.dart';
// ignore: depend_on_referenced_packages
import 'package:mini_canvas/mini_canvas.dart';
void main() => runApp(const MyApp());
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) => const MaterialApp(home: MyHomePage());
}
class MyHomePage extends StatefulWidget {
const MyHomePage({super.key});
@override
State createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
List<Widget> items = [];
@override
Widget build(BuildContext context) {
items.clear();
initWaveProgress();
initBashBoarWidget();
initClockWidget();
initArcWidgets();
initFiveWidgets();
initStateWidgets();
initStringWidget();
return Scaffold(
appBar: AppBar(title: const Text("MiniCanvas 测试页面")),
backgroundColor: Colors.grey[300],
body: SingleChildScrollView(
child: Column(children: items),
));
}
void initWaveProgress() {
items.add(_buildItem(
"波浪进度",
ListView(
children: <Widget>[
const WaveProgress(
100,
20,
label: '空置面积剩余',
subLabel: '5000㎡',
),
const WaveProgress(
300,
20,
label: '进度',
),
WaveProgress(
MediaQuery.of(context).size.width,
70,
label: '出勤率',
),
],
)));
}
void initBashBoarWidget() {
items.add(_buildItem(
"仪表盘",
ListView(
children: <Widget>[
const BashBoardWidget(100,
strokeWidth: 8, label: '收缴率', value: 68.23),
const BashBoardWidget(300,
strokeWidth: 10, label: '出勤率', value: 100),
BashBoardWidget(MediaQuery.of(context).size.width,
strokeWidth: 20, label: '出租率', value: 35.33),
],
)));
}
void initClockWidget() {
items.add(_buildItem("时钟", const TimeClockPage()));
}
void initStringWidget() {
items.add(_buildItem(
"旋转字符串",
const Stack(
children: <Widget>[
StringWidget(
"↖",
width: 100,
height: 100,
horizontalTextAlign: TextAlign.left,
verticalAlign: VerticalAlign.top,
),
StringWidget(
"↑",
width: 100,
height: 100,
horizontalTextAlign: TextAlign.center,
verticalAlign: VerticalAlign.top,
),
StringWidget(
"↗",
width: 100,
height: 100,
horizontalTextAlign: TextAlign.right,
verticalAlign: VerticalAlign.top,
),
StringWidget(
"←",
width: 100,
height: 100,
horizontalTextAlign: TextAlign.left,
verticalAlign: VerticalAlign.center,
),
StringWidget(
"+",
width: 100,
height: 100,
horizontalTextAlign: TextAlign.center,
verticalAlign: VerticalAlign.center,
),
StringWidget(
"→",
width: 100,
height: 100,
horizontalTextAlign: TextAlign.right,
verticalAlign: VerticalAlign.center,
),
StringWidget(
"↙",
width: 100,
height: 100,
horizontalTextAlign: TextAlign.left,
verticalAlign: VerticalAlign.bottom,
),
StringWidget(
"↓",
width: 100,
height: 100,
horizontalTextAlign: TextAlign.center,
verticalAlign: VerticalAlign.bottom,
),
StringWidget(
"↘",
width: 100,
height: 100,
horizontalTextAlign: TextAlign.right,
verticalAlign: VerticalAlign.bottom,
)
],
)));
}
void initStateWidgets() {
items.add(_buildItem(
"状态图标",
const Wrap(
children: <Widget>[
StateWidget("进行中", color: Colors.blue, size: 60),
StateWidget("已删除", color: Colors.red, size: 100, fontSize: 18),
StateWidget("已完成", color: Colors.green, size: 180, fontSize: 38)
],
)));
}
void initFiveWidgets() {
items.add(_buildItem(
"五角星",
const Wrap(
children: <Widget>[
FiveStarWidget(50),
FiveStarWidget(50, rotateAngle: 30),
FiveStarWidget(50, rotateAngle: 60, color: Colors.blue),
FiveStarWidget(50, rotateAngle: 90, color: Colors.blue),
FiveStarWidget(50, rotateAngle: 120),
FiveStarWidget(50, rotateAngle: 140)
],
)));
}
void initArcWidgets() {
items.add(_buildItem(
"圆弧、圆",
Wrap(
children: <Widget>[
ArcWidget(50,
startAngle: 0.0,
sweepAngle: 300.0,
color: Colors.red,
strokeWidth: 15,
borderColor: Colors.grey[200]!),
ArcWidget(100,
startAngle: 0.0,
sweepAngle: 90.0,
color: Colors.red,
strokeWidth: 15,
borderColor: Colors.grey[200]!),
ArcWidget(200,
startAngle: 270.0,
sweepAngle: 90.0,
color: Colors.red,
strokeWidth: 15,
borderColor: Colors.grey[200]!),
const ArcWidget(300,
startAngle: 0.0,
sweepAngle: 360.0,
color: Colors.red,
strokeWidth: 10),
const ArcWidget(50, color: Colors.red),
const ArcWidget(50, startAngle: 0.0, sweepAngle: 90.0),
const ArcWidget(50, startAngle: 0.0, sweepAngle: 180.0),
const ArcWidget(50, startAngle: 0.0, sweepAngle: 270.0),
],
)));
}
Widget _buildItem(String title, Widget widget) =>
ListTile(title: Text(title), onTap: () => gotoPage(widget, title));
void gotoPage(Widget widget, String title) => Navigator.push(
context,
MaterialPageRoute(
builder: (ctx) =>
Scaffold(appBar: AppBar(title: Text(title)), body: widget)));
}