890910: Revamp the contents of RTL, Pdf to image and Localization in PdfViewer FT 890909: Revamp the contents of the Import/Export annotations and forms in PdfViewer FT

FormFields/Export&ImportFormFields/App.config

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+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.8" />
+    </startup>
+</configuration>

FormFields/Export&ImportFormFields/App.xaml

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+<Application x:Class="Export_ImportFormFields.App"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:local="clr-namespace:Export_ImportFormFields"
+             StartupUri="MainWindow.xaml">
+    <Application.Resources>
+
+    </Application.Resources>
+</Application>

FormFields/Export&ImportFormFields/App.xaml.cs

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+using System;
+using System.Collections.Generic;
+using System.Configuration;
+using System.Data;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Windows;
+
+namespace Export_ImportFormFields
+{
+    /// <summary>
+    /// Interaction logic for App.xaml
+    /// </summary>
+    public partial class App : Application
+    {
+    }
+}

FormFields/Export&ImportFormFields/Export&ImportFormFields.csproj

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+<Project  Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <RootNamespace>Export_ImportFormFields</RootNamespace>
+    <AssemblyName>Export&amp;ImportFormFields</AssemblyName>
+    </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="Syncfusion.PdfViewer.WPF" Version="*" />
+</ItemGroup>
+<ItemGroup Condition="'$(TargetFramework)' == 'net462'">
+    <Reference Include="System" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Xml" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xaml">
+      <RequiredTargetFramework>4.0</RequiredTargetFramework>
+    </Reference>
+    <Reference Include="WindowsBase" />
+    <Reference Include="PresentationCore" />
+    <Reference Include="PresentationFramework" />
+  </ItemGroup>
+  <Import Project="targets\MultiTargeting.targets" /> 
+</Project>

FormFields/Export&ImportFormFields/Export&ImportFormFields.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.14.36119.2 d17.14
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Export&ImportFormFields", "Export&ImportFormFields.csproj", "{C365A46E-5AF8-436E-A969-FBB028690E16}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{C365A46E-5AF8-436E-A969-FBB028690E16}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C365A46E-5AF8-436E-A969-FBB028690E16}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C365A46E-5AF8-436E-A969-FBB028690E16}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C365A46E-5AF8-436E-A969-FBB028690E16}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {8C21E232-1D66-45CB-B197-6D07AB54913D}
+	EndGlobalSection
+EndGlobal

FormFields/Export&ImportFormFields/MainWindow.xaml

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+<Window xmlns:PdfViewer="clr-namespace:Syncfusion.Windows.PdfViewer;assembly=Syncfusion.PdfViewer.WPF"  x:Class="Export_ImportFormFields.MainWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:Export_ImportFormFields"
+        mc:Ignorable="d"
+        Title="MainWindow" Height="450" Width="800">
+    <Grid>
+        <Grid.ColumnDefinitions>
+            <ColumnDefinition Width="*"></ColumnDefinition>
+            <ColumnDefinition Width="Auto"></ColumnDefinition>
+        </Grid.ColumnDefinitions>
+        <Border VerticalAlignment="Stretch" BorderBrush="LightGray" Grid.Column="1" BorderThickness="1" Padding="40">
+            <Grid VerticalAlignment="Stretch">
+                <StackPanel Background="White"
+            Orientation="Vertical"
+        VerticalAlignment="Center"
+            HorizontalAlignment="Center">
+                    <GroupBox Header="Formats" FontSize="16" FontWeight="Bold">
+                        <StackPanel>
+                            <RadioButton FontWeight="Normal"
+                        x:Name="fdfRadioButton"
+                        VerticalContentAlignment="Center" FontSize="12" Margin="10"
+                             GroupName="Formats" IsChecked="True">
+                                FDF
+                            </RadioButton>
+                            <RadioButton FontWeight="Normal"
+                        x:Name="xfdfRadioButton"
+                        VerticalContentAlignment="Center" FontSize="12" Margin="10"
+                             GroupName="Formats">
+                                XFDF
+                            </RadioButton>
+                        </StackPanel>
+                    </GroupBox>
+                    <StackPanel Orientation="Horizontal">
+                        <Button x:Name="ImportButton"
+            Content="Import"
+            Click="ImportButton_Click"
+                     ToolTip="Click to import the form fields in the required format"
+            Margin="10" Width="80" Padding="10">
+                        </Button>
+                        <Button x:Name="ExportButton"
+            Content="Export"
+            Click="ExportButton_Click"
+                    ToolTip="Click to export the form fields in the required format"
+            Margin="10" Width="80" Padding="10">
+                        </Button>
+                    </StackPanel>
+                </StackPanel>
+            </Grid>
+        </Border>
+        <Border BorderBrush="LightGray"   
+        BorderThickness="0,1,1,1">
+            <PdfViewer:PdfViewerControl x:Name="pdfViewer" ZoomMode="FitWidth"/>
+        </Border>
+    </Grid>
+</Window>

FormFields/Export&ImportFormFields/MainWindow.xaml.cs

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+using System.Windows;
+
+namespace Export_ImportFormFields
+{
+    /// <summary>
+    /// Interaction logic for MainWindow.xaml
+    /// </summary>
+    public partial class MainWindow : Window
+    {
+        string filePath = "../../../FormFillingDocument.pdf";
+        public MainWindow()
+        {
+            InitializeComponent();
+            pdfViewer.Load(filePath);
+        }
+        private void ImportButton_Click(object sender, RoutedEventArgs e)
+        {
+            Microsoft.Win32.OpenFileDialog openFileDlg = new Microsoft.Win32.OpenFileDialog();
+            if (fdfRadioButton.IsChecked.Value)
+                openFileDlg.Filter = "FDF Documents|*.fdf";
+            else
+                openFileDlg.Filter = "XFDF Documents|*.xfdf";
+            if (openFileDlg.ShowDialog().Value)
+            {
+                Syncfusion.Pdf.Parsing.DataFormat dataFormat;
+                if (fdfRadioButton.IsChecked.Value)
+                    dataFormat = Syncfusion.Pdf.Parsing.DataFormat.Fdf;
+                else
+                    dataFormat = Syncfusion.Pdf.Parsing.DataFormat.XFdf;
+                //Import PDF form data
+                pdfViewer.ImportFormData(openFileDlg.FileName, dataFormat);
+            }
+        }
+
+        private void ExportButton_Click(object sender, RoutedEventArgs e)
+        {
+            pdfViewer.Save("Modified.pdf");
+            Microsoft.Win32.SaveFileDialog saveFileDlg = new Microsoft.Win32.SaveFileDialog();
+            if (fdfRadioButton.IsChecked.Value)
+                saveFileDlg.Filter = "FDF Documents|*.fdf";
+            else
+                saveFileDlg.Filter = "XFDF Documents|*.xfdf";
+            if (saveFileDlg.ShowDialog().Value)
+            {
+                Syncfusion.Pdf.Parsing.DataFormat dataFormat;
+                if (fdfRadioButton.IsChecked.Value)
+                    dataFormat = Syncfusion.Pdf.Parsing.DataFormat.Fdf;
+                else
+                    dataFormat = Syncfusion.Pdf.Parsing.DataFormat.XFdf;
+                //Export PDF form data
+                pdfViewer.ExportFormData(saveFileDlg.FileName, dataFormat, "Modified.pdf");
+            }
+        }
+    }
+}

FormFields/Export&ImportFormFields/Properties/AssemblyInfo.cs

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+using System.Reflection;
+using System.Resources;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using System.Windows;
+
+// General Information about an assembly is controlled through the following
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("Export&ImportFormFields")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("Export&ImportFormFields")]
+[assembly: AssemblyCopyright("Copyright ©  2025")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible
+// to COM components.  If you need to access a type in this assembly from
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+//In order to begin building localizable applications, set
+//<UICulture>CultureYouAreCodingWith</UICulture> in your .csproj file
+//inside a <PropertyGroup>.  For example, if you are using US english
+//in your source files, set the <UICulture> to en-US.  Then uncomment
+//the NeutralResourceLanguage attribute below.  Update the "en-US" in
+//the line below to match the UICulture setting in the project file.
+
+//[assembly: NeutralResourcesLanguage("en-US", UltimateResourceFallbackLocation.Satellite)]
+
+
+[assembly: ThemeInfo(
+    ResourceDictionaryLocation.None, //where theme specific resource dictionaries are located
+                                     //(used if a resource is not found in the page,
+                                     // or application resource dictionaries)
+    ResourceDictionaryLocation.SourceAssembly //where the generic resource dictionary is located
+                                              //(used if a resource is not found in the page,
+                                              // app, or any theme specific resource dictionaries)
+)]
+
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version
+//      Build Number
+//      Revision
+//
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]