本文主要是介绍WPF ToggleButton 主题切换动画按钮，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！
WPF ToggleButton 主题切换动画按钮
仿造最近看到的html中的一个效果，大致思路是文章这样，感觉还可以再雕琢一下。
代码如下
XAML:
<UserControl x:Class="WPFSwitch.AnimationSwitch"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:icon="http://metro.mahapps.com/winfx/xaml/iconpacks"xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:local="clr-namespace:WPFSwitch"mc:Ignorable="d"x:Name="root"ClipToBounds="True"d:DesignHeight="200" d:DesignWidth="600"><UserControl.Resources><local:HalfConverter x:Key="CornerConverter"/><local:HalfConverter x:Key="EllipseConverter" Offset="10"/><Storyboard x:Key="ToDark"><ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Panel.Background).(SolidColorBrush.Color)" Storyboard.TargetName="border"><!--<EasingColorKeyFrame KeyTime="0" Value="DeepSkyBlue"/>--><EasingColorKeyFrame KeyTime="0:0:0.4" Value="#FF081A57"/></ColorAnimationUsingKeyFrames></Storyboard><Storyboard x:Key="ToLight"><ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Panel.Background).(SolidColorBrush.Color)" Storyboard.TargetName="border"><!--<EasingColorKeyFrame KeyTime="0" Value="#FF172E80"/>--><EasingColorKeyFrame KeyTime="0:0:0.4" Value="DeepSkyBlue"/></ColorAnimationUsingKeyFrames></Storyboard><Storyboard x:Key="EllipseColorDark"><DoubleAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[1].(GradientStop.Offset)" Storyboard.TargetName="EllipsePoint"><EasingDoubleKeyFrame KeyTime="0" Value="0.269"/><EasingDoubleKeyFrame KeyTime="0:0:0.4" Value="0.23"/></DoubleAnimationUsingKeyFrames><ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[0].(GradientStop.Color)" Storyboard.TargetName="EllipsePoint"><EasingColorKeyFrame KeyTime="0:0:0.4" Value="#FF318AC9"/></ColorAnimationUsingKeyFrames><ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[1].(GradientStop.Color)" Storyboard.TargetName="EllipsePoint"><EasingColorKeyFrame KeyTime="0:0:0.4" Value="#FF1995EC"/></ColorAnimationUsingKeyFrames><ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[3].(GradientStop.Color)" Storyboard.TargetName="EllipsePoint"><EasingColorKeyFrame KeyTime="0:0:0.4" Value="#FF1A80C9"/></ColorAnimationUsingKeyFrames><ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[2].(GradientStop.Color)" Storyboard.TargetName="EllipsePoint"><EasingColorKeyFrame KeyTime="0:0:0.4" Value="#FF2B72C7"/></ColorAnimationUsingKeyFrames></Storyboard><Storyboard x:Key="EllipseColorLight"><DoubleAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[1].(GradientStop.Offset)" Storyboard.TargetName="EllipsePoint"><EasingDoubleKeyFrame KeyTime="0" Value="0.269"/><EasingDoubleKeyFrame KeyTime="0:0:0.4" Value="0.23"/></DoubleAnimationUsingKeyFrames><ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[1].(GradientStop.Color)" Storyboard.TargetName="EllipsePoint"><EasingColorKeyFrame KeyTime="0:0:0.4" Value="#FFF3EC9A"/></ColorAnimationUsingKeyFrames><ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[0].(GradientStop.Color)" Storyboard.TargetName="EllipsePoint"><EasingColorKeyFrame KeyTime="0:0:0.4" Value="#FFF5EA7E"/></ColorAnimationUsingKeyFrames><ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[3].(GradientStop.Color)" Storyboard.TargetName="EllipsePoint"><EasingColorKeyFrame KeyTime="0:0:0.4" Value="#FFF9E82D"/></ColorAnimationUsingKeyFrames><ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[2].(GradientStop.Color)" Storyboard.TargetName="EllipsePoint"><EasingColorKeyFrame KeyTime="0:0:0.4" Value="#FFF5E42E"/></ColorAnimationUsingKeyFrames></Storyboard></UserControl.Resources><Grid MouseLeftButtonDown="Grid_MouseLeftButtonDown"><Viewbox><Grid Width="140" Height="50"><Border x:Name="border" Background="DeepSkyBlue" CornerRadius="25" BorderBrush="#B9616161" BorderThickness="1" ClipToBounds="True"><Grid><Grid.Clip><RectangleGeometry Rect="0,0,138,48" RadiusX="24.4" RadiusY="24.4"/></Grid.Clip><Grid x:Name="EllipseGrid"><Grid.RenderTransform><TransformGroup><TranslateTransform/></TransformGroup></Grid.RenderTransform><Ellipse Width="150" Fill="#68FFFFFF"Height="150" HorizontalAlignment="Left" Margin="-50,-50,0,0" RenderTransformOrigin="0.5,0.5"/><Ellipse Width="110" Fill="#68FFFFFF"Height="110" HorizontalAlignment="Left" Margin="-30,-30,0,0" RenderTransformOrigin="0.5,0.5"/><Ellipse Width="70" Fill="#68FFFFFF"Height="70" HorizontalAlignment="Left" Margin="-10,-10,0,0" RenderTransformOrigin="0.5,0.5"/><Ellipse x:Name="EllipsePoint" Width="30" Height="30" HorizontalAlignment="Left" Margin="10,0,0,0" RenderTransformOrigin="0.5,0.5"><Ellipse.Fill><LinearGradientBrush EndPoint="1,1" StartPoint="0,0"><GradientStop Color="#FFF5EA7E" Offset="0"/><GradientStop Color="#FFF3EC9A" Offset="0.269"/><GradientStop Color="#FFF5E42E" Offset="0.992"/><GradientStop Color="#FFF5E42E" Offset="0.406"/></LinearGradientBrush></Ellipse.Fill><Ellipse.RenderTransform><TransformGroup><TranslateTransform x:Name="EllipseTrans"/></TransformGroup></Ellipse.RenderTransform></Ellipse></Grid><Grid x:Name="IconGrid"><Grid x:Name="SunCloudGrid" RenderTransformOrigin="0.5,0.5"><!--<icon:PackIconFontAwesome Kind="CloudSunSolid" Width="60" Height="60" Foreground="#63FFFFFF" Margin="93,-4,0,0"/><icon:PackIconFontAwesome Kind="CloudSunSolid" Width="60" Height="60" Foreground="White" Margin="91,-2,0,0"/>--><Path Data="M140.03649,0.5 C174.31957,0.50000232 203.22716,23.515192 212.1514,54.937693 L212.51482,56.280714 214.71126,56.336253 C239.58215,57.59696 259.35999,78.161799 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Fill="White" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="70,5,0,0"/><Path Data="M259.3 17.8L194 150.2 47.9 171.5c-26.2 3.8-36.7 36.1-17.7 54.6l105.7 103-25 145.5c-4.5 26.3 23.2 46 46.4 33.7L288 439.6l130.7 68.7c23.2 12.2 50.9-7.4 46.4-33.7l-25-145.5 105.7-103c19-18.5 8.5-50.8-17.7-54.6L382 150.2 316.7 17.8c-11.7-23.6-45.6-23.9-57.4 0z" Width="10" Height="10" Stretch="Fill" Fill="White" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="55,18,0,0"/><Path Data="M43.516087,0.5 L43.081577,2.1057148 C41.396305,8.6558394 40.5,15.522644 40.5,22.598793 40.5,67.886138 77.212654,104.59879 122.5,104.59879 L124.2612,104.57651 123.89148,105.08343 C111.39967,121.78695 91.462456,132.59879 69,132.59879 31.168495,132.59879 0.5,101.9303 0.5,64.098793 0.5,35.725166 17.751028,11.380729 42.336708,0.98186255 z" Width="40" Height="40" Stretch="Fill" Fill="White" HorizontalAlignment="Left" Margin="10,-12,0,0"/></Grid></Grid></Grid></Border></Grid></Viewbox></Grid>
</UserControl>C#
public partial class AnimationSwitch : UserControl
{public AnimationSwitch(){InitializeComponent();}public bool IsChecked{get { return (bool)GetValue(IsCheckedProperty); }set { SetValue(IsCheckedProperty, value); }}// Using a DependencyProperty as the backing store for IsChecked. This enables animation, styling, binding, etc...public static readonly DependencyProperty IsCheckedProperty =DependencyProperty.Register("IsChecked", typeof(bool), typeof(AnimationSwitch), new PropertyMetadata(false));private void Grid_MouseLeftButtonDown(object sender, MouseButtonEventArgs e){if (!IsChecked){Storyboard sb = new Storyboard();DoubleAnimation daStart = new DoubleAnimation(-10, new Duration(TimeSpan.FromMilliseconds(200)));sb.Children.Add(daStart);DoubleAnimation daToRight = new DoubleAnimation(90, new Duration(TimeSpan.FromMilliseconds(250))){BeginTime = TimeSpan.FromMilliseconds(200),EasingFunction = new CubicEase() { EasingMode = EasingMode.EaseOut }};sb.Children.Add(daToRight);Storyboard.SetTarget(daStart, EllipseGrid);Storyboard.SetTargetProperty(daStart, new PropertyPath("RenderTransform.Children[0].X"));Storyboard.SetTarget(daToRight, EllipseGrid);Storyboard.SetTargetProperty(daToRight, new PropertyPath("RenderTransform.Children[0].X"));sb.Begin();ThicknessAnimation daIcon = new ThicknessAnimation(new Thickness(0, -240, 0, 0), new Duration(TimeSpan.FromMilliseconds(400)));daIcon.EasingFunction = new CubicEase() { EasingMode = EasingMode.EaseOut };IconGrid.BeginAnimation(MarginProperty, daIcon);Storyboard toDark = FindResource("ToDark") as Storyboard;toDark.Begin();Storyboard EllipseColorDark = FindResource("EllipseColorDark") as Storyboard;EllipseColorDark.Begin();}else{Storyboard sb = new Storyboard();DoubleAnimation daStart = new DoubleAnimation(98, new Duration(TimeSpan.FromMilliseconds(200)));sb.Children.Add(daStart);DoubleAnimation daToRight = new DoubleAnimation(0, new Duration(TimeSpan.FromMilliseconds(250))){BeginTime = TimeSpan.FromMilliseconds(200),EasingFunction = new CubicEase() { EasingMode = EasingMode.EaseOut }};sb.Children.Add(daToRight);Storyboard.SetTarget(daStart, EllipseGrid);Storyboard.SetTargetProperty(daStart, new PropertyPath("RenderTransform.Children[0].X"));Storyboard.SetTarget(daToRight, EllipseGrid);Storyboard.SetTargetProperty(daToRight, new PropertyPath("RenderTransform.Children[0].X"));sb.Begin();ThicknessAnimation daIcon = new ThicknessAnimation(new Thickness(0), new Duration(TimeSpan.FromMilliseconds(400)));daIcon.EasingFunction = new CubicEase() { EasingMode = EasingMode.EaseOut };IconGrid.BeginAnimation(MarginProperty, daIcon);Storyboard toLight = FindResource("ToLight") as Storyboard;toLight.Begin();Storyboard EllipseColorLight = FindResource("EllipseColorLight") as Storyboard;EllipseColorLight.Begin();}IsChecked = !IsChecked;}
}
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