WPF-形状

<Window x:Class="形状.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:形状"
        mc:Ignorable="d"
        Title="MainWindow" Height="350" Width="525">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"></RowDefinition>
            <RowDefinition Height="*"></RowDefinition>
        </Grid.RowDefinitions>
        <TextBlock Margin="66,-13,-66,13">The first row of a grid</TextBlock>
        <Viewbox Grid.Row="2" HorizontalAlignment="Left">
            <Canvas Width="200" Height="150">
                <!--开始线帽 StrokeStartLineCap="Round"结束线帽 StrokeEndLineCap="Round" -->
                <Line StrokeThickness="5" StrokeStartLineCap="Round" StrokeEndLineCap="Round" Canvas.Left="150"  Canvas.Top="20" Stroke="Red" X1="0" Y1="0" X2="10" Y2="100"></Line>

                <Rectangle Fill="Yellow" Stroke="Blue" Canvas.Left="30" Canvas.Top="40" Height="60" Width="100" HorizontalAlignment="Left"> </Rectangle>
                <Ellipse HorizontalAlignment="Left" Fill="Yellow" Stroke="Blue" Canvas.Left="10" Canvas.Top="50" Width="100" Height="50"></Ellipse>
                <Polyline Stroke="Blue" StrokeDashArray="1 2" Points="5,5 15,50 50,70 100,1"></Polyline>
            </Canvas>
        </Viewbox>
    </Grid>
</Window>