这里只是做出和窗体旋转效果一样的效果，并不是真的窗体旋转，原理是，将窗体设置成无边框透明，在窗体中放置一个canvas，然后启动的时候，给canvas设置旋转动画，效果如同窗体旋转一样。 代码：
<Window x:Class="QuickAnswer.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:QuickAnswer" mc:Ignorable="d" Title="MainWindow" Height="726" Width="726" WindowStyle="None" Name="QuickAnswer" Background="Transparent" AllowsTransparency="True" WindowStartupLocation="CenterScreen" WindowState="Normal" ContentRendered="QuickAnswer_ContentRendered" Topmost="True"> <Window.Resources> <!--此样式能去除按钮点击后的虚线框--> <Style x:Key="MyFocusVisual"> <Setter Property="Control.Template"> <Setter.Value> <ControlTemplate> <Rectangle Margin="-2" StrokeThickness="0" Stroke="Red" StrokeDashArray="1 2"/> </ControlTemplate> </Setter.Value> </Setter> </Style> <!--原始旋转出来样例--> <Storyboard x:Key="showDW"> <DoubleAnimation Storyboard.TargetName="HeadCanvas" Storyboard.TargetProperty="Opacity" From="0.2" To="1" Duration="0:0:2.5"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="HeadCanvas" Storyboard.TargetProperty="RenderTransform.Children[1].Angle" From="1080" To="0" Duration="0:0:2" > </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="HeadCanvas" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleX" From="0" To="1" Duration="0:0:2" AccelerationRatio="1"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="HeadCanvas" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleY" From="0" To="1" Duration="0:0:2" AccelerationRatio="1"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="HeadCanvas" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleX" To="0.98" BeginTime="0:0:2" Duration="0:0:0.05" DecelerationRatio="1"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="HeadCanvas" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleY" To="0.98" BeginTime="0:0:2" Duration="0:0:0.05" DecelerationRatio="1"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="HeadCanvas" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleX" To="1" BeginTime="0:0:2.05" Duration="0:0:0.2" AccelerationRatio="1"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="HeadCanvas" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleY" To="1" BeginTime="0:0:2.05" Duration="0:0:0.2" AccelerationRatio="1"> </DoubleAnimation> </Storyboard> <!--原始的旋转回去样例--> <Storyboard x:Key="closeDW"> <DoubleAnimation Storyboard.TargetName="HeadCanvas" Storyboard.TargetProperty="RenderTransform.Children[1].Angle" To="360" Duration="0:0:1.5" > </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="HeadCanvas" Storyboard.TargetProperty="Opacity" To="0" Duration="0:0:3"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="HeadCanvas" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleX" To="0" Duration="0:0:1.5" AccelerationRatio="1"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="HeadCanvas" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleY" To="0" Duration="0:0:1.5" AccelerationRatio="1"> </DoubleAnimation> </Storyboard> <!--转出来--> <Storyboard x:Key="showDW1"> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="Opacity" From="0" To="1" Duration="0:0:0.2"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[1].Angle" From="180" To="0" Duration="0:0:0.2" > </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleX" From="0.2" To="1" Duration="0:0:0.2" AccelerationRatio="1"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleY" From="0.2" To="1" Duration="0:0:0.2" AccelerationRatio="1"> </DoubleAnimation> </Storyboard> <!--弹出来--> <Storyboard x:Key="showDW2"> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleX" From="0.2" To="0.5" Duration="0:0:0.04" > </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleY" From="0.2" To="0.5" Duration="0:0:0.04" > </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleX" From="0.5" To="1" Duration="0:0:0.04" BeginTime="0:0:0.04" > </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleY" From="0.5" To="1" Duration="0:0:0.04" BeginTime="0:0:0.04"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleX" From="1" To="1.2" Duration="0:0:0.04" BeginTime="0:0:0.08" AutoReverse="True" > </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleY" From="1" To="1.2" Duration="0:0:0.04" BeginTime="0:0:0.08" AutoReverse="True"> </DoubleAnimation> </Storyboard> <!--转回去--> <Storyboard x:Key="closeDW1"> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[1].Angle" To="180" Duration="0:0:0.2" > </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="Opacity" To="0" Duration="0:0:0.2"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleX" To="0.2" Duration="0:0:0.2" AccelerationRatio="1"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleY" To="0.2" Duration="0:0:0.2" AccelerationRatio="1"> </DoubleAnimation> </Storyboard> <!--弹回去--> <Storyboard x:Key="closeDW2"> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleX" From="1" To="1.2" Duration="0:0:0.04" AutoReverse="True"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleY" From="1" To="1.2" Duration="0:0:0.04" AutoReverse="True"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleX" From="1" To="0.5" Duration="0:0:0.04" BeginTime="0:0:0.04" > </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleY" From="1" To="0.5" Duration="0:0:0.04" BeginTime="0:0:0.04"> </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleX" From="0.5" To="0.2" Duration="0:0:0.04" BeginTime="0:0:0.08" > </DoubleAnimation> <DoubleAnimation Storyboard.TargetName="Canvas1" Storyboard.TargetProperty="RenderTransform.Children[0].ScaleY" From="0.5" To="0.2" Duration="0:0:0.04" BeginTime="0:0:0.08" > </DoubleAnimation> </Storyboard> </Window.Resources> <Window.Triggers> <!--设置QuickAnswer的事件触发--> <!--注意对窗体window的name取为QuickAnswer--> <EventTrigger SourceName="QuickAnswer" RoutedEvent="Window.Loaded"> <BeginStoryboard Name="showQueryCanvasStoryboard2" Storyboard="{StaticResource showDW}"> </BeginStoryboard> </EventTrigger> <!--设置button1的事件触发--> <!--注意对按钮的name取为button1--> </Window.Triggers> <Canvas Background="Transparent" Height="726" Width="726"> <Canvas Name="HeadCanvas" Height="726" Width="726" Canvas.Left="0" Canvas.Top="0" > <Canvas.Background> <ImageBrush ImageSource="/image/icon_preemptive_sucess_man.png"/> </Canvas.Background> <!--设置动画--> <Canvas.RenderTransform> <TransformGroup> <ScaleTransform CenterX="326" CenterY="326"></ScaleTransform> <!--缩放中心为326,326。RenderTransform.Children[0]--> <RotateTransform CenterX="326" CenterY="326"></RotateTransform> <!--旋转中心为326,326。RenderTransform.Children[1]--> </TransformGroup> </Canvas.RenderTransform> <Label x:Name="studentNameLab" Canvas.Left="289.5" Canvas.Top="652.65" Content="庞大庆" FontSize="48" Foreground="White"/> </Canvas> </Canvas></Window>新闻热点
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