WPFDevelopers/src/WPFDevelopers.Samples.Shared/ExampleViews/CanvasHandWriting/CanvasHandWritingExample.xaml at master · WPFDevelopersOrg/WPFDevelopers · GitHub

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<UserControl x:Class="WPFDevelopers.Samples.ExampleViews.CanvasHandWriting.CanvasHandWritingExample"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
             xmlns:controls="clr-namespace:WPFDevelopers.Samples.Controls"
             xmlns:local="clr-namespace:WPFDevelopers.Samples.ExampleViews.CanvasHandWriting"
             mc:Ignorable="d"
             d:DesignHeight="450" d:DesignWidth="800">
    <UserControl.Resources>
        <Style TargetType="{x:Type TextBlock}">
            <Setter Property="Foreground" Value="{StaticResource WD.PrimaryTextBrush}" />
        </Style>
    </UserControl.Resources>
    <controls:CodeViewer Header="{Binding NavigateMenuItem.Name}">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="auto"/>
            <RowDefinition/>
        </Grid.RowDefinitions>
        <StackPanel Orientation="Horizontal" Margin="4">
            <TextBlock Text="张力:" VerticalAlignment="Center"/>
            <TextBox Text="{Binding Tension,RelativeSource={RelativeSource AncestorType=local:CanvasHandWritingExample}}"/>
            <Slider Width="100" SmallChange="0.01"
                    Value="{Binding Tension,RelativeSource={RelativeSource AncestorType=local:CanvasHandWritingExample}}" Maximum="1"
                    VerticalAlignment="Center"
                    Margin="5,0"/>
            <TextBlock  Text="平滑采样:" VerticalAlignment="Center"/>
            <TextBox Text="{Binding SmoothSampling,RelativeSource={RelativeSource AncestorType=local:CanvasHandWritingExample}}"
                     Margin="5,0"/>
            <Slider Value="{Binding SmoothSampling,RelativeSource={RelativeSource AncestorType=local:CanvasHandWritingExample}}"
                    Width="100"
                    VerticalAlignment="Center"
                    SmallChange="0.01" Maximum="1"
                    TickFrequency="0.1"/>
            <CheckBox Content="橡皮擦"
                      VerticalAlignment="Center"
                      Margin="5,0"
                      IsChecked="{Binding IsEraser,RelativeSource={RelativeSource AncestorType=local:CanvasHandWritingExample}}"/>
            <Button Content="清空画布" Click="btnClertCanvas_Click"/>
        </StackPanel>
        <Canvas x:Name="drawingCanvas"
                Grid.Row="1" Background="Black"
                PreviewMouseLeftButtonDown="DrawingCanvas_PreviewMouseLeftButtonDown"
                PreviewMouseMove="DrawingCanvas_PreviewMouseMove"
                PreviewMouseLeftButtonUp="DrawingCanvas_PreviewMouseLeftButtonUp"/>

    </Grid>
        <controls:CodeViewer.SourceCodes>
            <controls:SourceCodeModel
                CodeSource="/WPFDevelopers.SamplesCode;component/ExampleViews/CanvasHandWriting/CanvasHandWritingExample.xaml"
                CodeType="Xaml"/>
            <controls:SourceCodeModel
                CodeSource="/WPFDevelopers.SamplesCode;component/ExampleViews/CanvasHandWriting/CanvasHandWritingExample.xaml.cs"
                CodeType="CSharp"/>
            <controls:SourceCodeModel
                CodeSource="/WPFDevelopers.SamplesCode;component/ExampleViews/CanvasHandWriting/ComputingHelper.cs"
                CodeType="CSharp" Haader="Computing"/>
            <controls:SourceCodeModel
                CodeSource="/WPFDevelopers.SamplesCode;component/ExampleViews/CanvasHandWriting/LineB.cs"
                CodeType="CSharp" Haader="LineB"/>
            <controls:SourceCodeModel
                CodeSource="/WPFDevelopers.SamplesCode;component/ExampleViews/CanvasHandWriting/Vector2D.cs"
                CodeType="CSharp" Haader="Vector2D"/>
        </controls:CodeViewer.SourceCodes>
    </controls:CodeViewer>
</UserControl>