WPF-形状旋转

RenderTransform

<Window x:Class="变换与透明.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:变换与透明"
        mc:Ignorable="d"
        Title="MainWindow" Height="350" Width="525">
    <Canvas>
        <Rectangle Width="80" Height="10" Stroke="Blue" Fill="Yellow" Canvas.Top="100" Canvas.Left="100">
        </Rectangle>
        <Rectangle Width="80" Height="10" Stroke="Blue" Fill="Yellow" Canvas.Top="100" Canvas.Left="100">
            <Rectangle.RenderTransform>
                <!--旋转 Angle="25" 25度 ,指定旋转点CenterX="40" CenterY="5" -->
                <RotateTransform Angle="25" CenterX="40" CenterY="5"></RotateTransform>
            </Rectangle.RenderTransform>
        </Rectangle>
        <!--RenderTransformOrigin="0.5,0.5"相对坐标-->
        <Rectangle Width="80" Height="10" Stroke="Blue" Fill="Yellow" RenderTransformOrigin="0.5,0.5" Canvas.Top="100" Canvas.Left="100">
            <Rectangle.RenderTransform>
                <RotateTransform Angle="50" ></RotateTransform>
            </Rectangle.RenderTransform>
        </Rectangle>
    </Canvas>
</Window>