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动画: 线性动画, 关键帧动画
线性动画 - ColorAnimation, DoubleAnimation, PointAnimation
- 关键帧动画 - ColorAnimationUsingKeyFrames, DoubleAnimationUsingKeyFrames, PointAnimationUsingKeyFrames, ObjectAnimationUsingKeyFrames
示例
1、演示线性动画的应用
Animation/LinearAnimation.xaml
<Page x:Class="Windows10.Animation.LinearAnimation" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:local="using:Windows10.Animation" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" mc:Ignorable="d"> <Grid Background="Transparent"> <!-- 线性动画一共有 3 种:ColorAnimation, DoubleAnimation, PointAnimation, 它们均继承自 Timeline Storyboard.TargetName - 附加属性,要进行动画处理的对象的名称 Storyboard.TargetProperty - 附加属性,要进行动画处理的对象的属性 BeginTime - 时间线在被触发 BeginTime 的时间后才能开始播放 TimeSpan - [-][日.]时:分:秒[.1位到7为的秒后的小数](可为正;可为负;可为空;默认值为 0) From - 动画的起始值 To - 动画的结束值 By - 动画从起始值开始计算,所需变化的总量(To 优先于 By) Duration - 时间线的持续时间 TimeSpan - [-][日.]时:分:秒[.1位到7为的秒后的小数] Automatic - 自动确定 Forever - 无限长 AutoReverse - 动画完成后是否要原路返回。默认值为 false RepeatBehavior - 动画重复播放的时间、次数或类型 TimeSpan - [-][日.]时:分:秒[.1位到7为的秒后的小数] nx - 播放次数。1x, 2x, 3x Forever - 永久播放 SpeedRatio - 时间线的速率的倍数。默认值 1 FillBehavior - 动画结束后的行为(System.Windows.Media.Animation.FillBehavior 枚举) FillBehavior.HoldEnd - 动画结束后,UI 保留动画后的状态。默认值 FillBehavior.Stop - 动画结束后,UI 恢复为动画前的状态 注意: 1、在 WinRT 中为了流畅的体验,部分动画被优化成了“独立动画”,即动画不依赖于 UI 线程 2、但是也有一部分动画无法优化成“独立动画”,我们把这类动画称作“依赖动画”,其需要在 UI 线程上运行 3、通过将 EnableDependentAnimation 设置为 true(默认为 false),开启“依赖动画” 4、通过将 Timeline.AllowDependentAnimations 设置为 false(默认为 true),可以全局禁止开启“依赖动画” Independent Animation - 独立动画 Dependent Animation - 依赖动画 --> <Grid.Resources> <BeginStoryboard x:Name="storyboardColor"> <Storyboard> <!--Color 值线性动画--> <!-- 动画要修改的属性是 Ellipse.Fill,Fill 是 Brush 类型,先把其转换为 SolidColorBrush 类型,然后设置 SolidColorBrush 的 Color 属性 所以将 Storyboard.TargetProperty 设置为 (Ellipse.Fill).(SolidColorBrush.Color),也可以设置为 (Fill).(SolidColorBrush.Color),也可以设置为 (Ellipse.Fill).Color,也可以设置为 (Fill).(Color) 类似的比如:(UIElement.RenderTransform).(CompositeTransform.TranslateY) 以及 (UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleX) 等 --> <ColorAnimation Storyboard.TargetName="ellipse" Storyboard.TargetProperty="(Ellipse.Fill).(SolidColorBrush.Color)" BeginTime="00:00:00" From="Red" To="Yellow" Duration="0:0:3" AutoReverse="true" RepeatBehavior="3x"> </ColorAnimation> </Storyboard> </BeginStoryboard> <BeginStoryboard x:Name="storyboardDouble"> <Storyboard> <!--Double 值线性动画--> <!-- 动画要修改的属性是 Canvas.Left(附加属性) 将 Storyboard.TargetProperty 设置为 (Canvas.Left) --> <DoubleAnimation Storyboard.TargetName="rectangle" Storyboard.TargetProperty="(Canvas.Left)" From="100" By="100" BeginTime="0:0:0" Duration="00:00:03" AutoReverse="true" RepeatBehavior="Forever"> </DoubleAnimation> </Storyboard> </BeginStoryboard> <Storyboard x:Name="storyboardPoint"> <!--Point 值线性动画--> <!-- 动画要修改的属性是 Center 将 Storyboard.TargetProperty 设置为 Center,也可以将其设置为 (EllipseGeometry.Center) --> <PointAnimation EnableDependentAnimation="True" Storyboard.TargetName="ellipseGeometry" Storyboard.TargetProperty="Center" BeginTime="00:00:00" From="50,50" To="200,200" Duration="00:00:03" AutoReverse="true" RepeatBehavior="Forever"> </PointAnimation> </Storyboard> </Grid.Resources> <StackPanel Margin="10 0 10 10"> <Ellipse x:Name="ellipse" Fill="Orange" Width="200" Height="100" HorizontalAlignment="Left" /> <Canvas Width="400" Height="100" HorizontalAlignment="Left" Margin="0 10 0 0"> <Rectangle x:Name="rectangle" Fill="Orange" Width="200" Height="100" Canvas.Left="100" /> </Canvas> <Path Fill="Orange"> <Path.Data> <EllipseGeometry x:Name="ellipseGeometry" Center="50,50" RadiusX="15" RadiusY="15" /> </Path.Data> </Path> <!--用于演示如何在 CodeBehind 端定义 Storyboard--> <Ellipse x:Name="ellipse2" Fill="Orange" Width="200" Height="100" HorizontalAlignment="Left" /> </StackPanel> </Grid></Page>
Animation/LinearAnimation.xaml.cs
/* * 本例用于演示如何通过 Storyboard 使用线性动画,线性动画一共有 3 种类型:ColorAnimation, DoubleAnimation, PointAnimation, 它们均继承自 Timeline */using System;using Windows.UI;using Windows.UI.Xaml;using Windows.UI.Xaml.Controls;using Windows.UI.Xaml.Media;using Windows.UI.Xaml.Media.Animation;namespace Windows10.Animation{ public sealed partial class LinearAnimation : Page { public LinearAnimation() { this.InitializeComponent(); this.Loaded += LinearAnimation_Loaded; } private void LinearAnimation_Loaded(object sender, RoutedEventArgs e) { // 启动动画 storyboardPoint.Begin(); // 停止动画 // storyboardPoint.Stop(); // 用于演示如何在 CodeBehind 端定义 Storyboard ColorAnimation ca = new ColorAnimation(); ca.BeginTime = TimeSpan.Zero; ca.From = Colors.Red; ca.To = Colors.Yellow; ca.Duration = TimeSpan.FromSeconds(3); ca.AutoReverse = true; ca.RepeatBehavior = new RepeatBehavior(3); Storyboard.SetTarget(ca, ellipse2); Storyboard.SetTargetProperty(ca, "(Fill).(Color)"); Storyboard sb = new Storyboard(); sb.Children.Add(ca); sb.Begin(); } }}
2、演示关键帧动画的应用
Animation/KeyFrameAnimation.xaml
<Page x:Class="Windows10.Animation.KeyFrameAnimation" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:local="using:Windows10.Animation" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" mc:Ignorable="d"> <Grid Background="Transparent"> <StackPanel Margin="10 0 10 10"> <!-- 关键帧动画一共有 4 种: ColorAnimationUsingKeyFrames, DoubleAnimationUsingKeyFrames, PointAnimationUsingKeyFrames, ObjectAnimationUsingKeyFrames 它们均继承自 Timeline ColorAnimationUsingKeyFrames 中的 KeyFrame 支持: LinearColorKeyFrame, DiscreteColorKeyFrame, SplineColorKeyFrame, EasingColorKeyFrame DoubleAnimationUsingKeyFrames 中的 KeyFrame 支持: LinearDoubleKeyFrame, DiscreteDoubleKeyFrame, SplineDoubleKeyFrame, EasingDoubleKeyFrame PointAnimationUsingKeyFrames 中的 KeyFrame 支持: LinearPointKeyFrame, DiscretePointKeyFrame, SplinePointKeyFrame, EasingPointKeyFrame ObjectAnimationUsingKeyFrames 中的 KeyFrame 支持: DiscreteObjectKeyFrame Linear 代表线性,Discrete 代表离散,Spline 代表三次贝塞尔曲线,Easing 代表缓动 Value - 关键帧的目标值 KeyTime - 到达关键帧目标值的时间 KeySpline - 三次贝塞尔曲线的两个控制点:x1,y1 x2,y2(该三次贝塞尔曲线的起点为0,0,终点为1,1) --> <!-- ColorAnimationUsingKeyFrames --> <Grid Margin="5" HorizontalAlignment="Left"> <Grid.Resources> <BeginStoryboard x:Name="storyboardColor"> <Storyboard> <ColorAnimationUsingKeyFrames Storyboard.TargetName="solidColorBrush" Storyboard.TargetProperty="Color" Duration="0:0:10"> <LinearColorKeyFrame Value="http://www.mamicode.com/Green" KeyTime="0:0:3" /> <DiscreteColorKeyFrame Value="http://www.mamicode.com/Blue" KeyTime="0:0:4" /> <SplineColorKeyFrame Value="http://www.mamicode.com/Red" KeySpline="0.6,0.0 0.9,0.00" KeyTime="0:0:6" /> <EasingColorKeyFrame Value="http://www.mamicode.com/Orange" KeyTime="0:0:8"> <EasingColorKeyFrame.EasingFunction> <ElasticEase EasingMode="EaseInOut" /> </EasingColorKeyFrame.EasingFunction> </EasingColorKeyFrame> </ColorAnimationUsingKeyFrames> </Storyboard> </BeginStoryboard> </Grid.Resources> <Rectangle Width="100" Height="50"> <Rectangle.Fill> <SolidColorBrush x:Name="solidColorBrush" Color="Red" /> </Rectangle.Fill> </Rectangle> </Grid> <!-- DoubleAnimationUsingKeyFrames --> <Grid Margin="5" HorizontalAlignment="Left"> <Grid.Resources> <BeginStoryboard x:Name="storyboardDouble"> <Storyboard> <DoubleAnimationUsingKeyFrames Storyboard.TargetName="translateTransform" Storyboard.TargetProperty="X" Duration="0:0:10"> <LinearDoubleKeyFrame Value="http://www.mamicode.com/500" KeyTime="0:0:3" /> <DiscreteDoubleKeyFrame Value="http://www.mamicode.com/400" KeyTime="0:0:4" /> <SplineDoubleKeyFrame Value="http://www.mamicode.com/300" KeySpline="0.6,0.0 0.9,0.00" KeyTime="0:0:6" /> <EasingDoubleKeyFrame Value="http://www.mamicode.com/200" KeyTime="0:0:8"> <EasingDoubleKeyFrame.EasingFunction> <ElasticEase EasingMode="EaseInOut" /> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> </DoubleAnimationUsingKeyFrames> </Storyboard> </BeginStoryboard> </Grid.Resources> <Rectangle Fill="Red" Width="100" Height="50"> <Rectangle.RenderTransform> <TranslateTransform x:Name="translateTransform" X="0" Y="0" /> </Rectangle.RenderTransform> </Rectangle> </Grid> <!-- PointAnimationUsingKeyFrames --> <Grid Margin="5" HorizontalAlignment="Left"> <Grid.Resources> <BeginStoryboard x:Name="storyboardPoint"> <Storyboard> <PointAnimationUsingKeyFrames Storyboard.TargetName="ellipseGeometry" Storyboard.TargetProperty="Center" Duration="0:0:10" EnableDependentAnimation="True"> <LinearPointKeyFrame Value="http://www.mamicode.com/100,100" KeyTime="0:0:3" /> <DiscretePointKeyFrame Value="http://www.mamicode.com/200,200" KeyTime="0:0:4" /> <SplinePointKeyFrame Value="http://www.mamicode.com/300,300" KeySpline="0.6,0.0 0.9,0.00" KeyTime="0:0:6" /> <EasingPointKeyFrame Value="http://www.mamicode.com/400,400" KeyTime="0:0:8"> <EasingPointKeyFrame.EasingFunction> <ElasticEase EasingMode="EaseInOut" /> </EasingPointKeyFrame.EasingFunction> </EasingPointKeyFrame> </PointAnimationUsingKeyFrames> </Storyboard> </BeginStoryboard> </Grid.Resources> <Path Fill="Red"> <Path.Data> <EllipseGeometry x:Name="ellipseGeometry" Center="50,50" RadiusX="15" RadiusY="15" /> </Path.Data> </Path> </Grid> <!-- ObjectAnimationUsingKeyFrames --> <Grid Margin="5" HorizontalAlignment="Left"> <Grid.Resources> <BeginStoryboard x:Name="storyboardObject"> <Storyboard> <ObjectAnimationUsingKeyFrames Storyboard.TargetName="textBlock" Storyboard.TargetProperty="Text" Duration="0:0:10"> <DiscreteObjectKeyFrame KeyTime="0:0:1" Value="http://www.mamicode.com/w" /> <DiscreteObjectKeyFrame KeyTime="0:0:2" Value="http://www.mamicode.com/we" /> <DiscreteObjectKeyFrame KeyTime="0:0:3" Value="http://www.mamicode.com/web" /> <DiscreteObjectKeyFrame KeyTime="0:0:4" Value="http://www.mamicode.com/weba" /> <DiscreteObjectKeyFrame KeyTime="0:0:5" Value="http://www.mamicode.com/webab" /> <DiscreteObjectKeyFrame KeyTime="0:0:6" Value="http://www.mamicode.com/webabc" /> <DiscreteObjectKeyFrame KeyTime="0:0:7" Value="http://www.mamicode.com/webabcd" /> </ObjectAnimationUsingKeyFrames> </Storyboard> </BeginStoryboard> </Grid.Resources> <TextBlock x:Name="textBlock" Width="200" FontSize="32" Text="" /> </Grid> </StackPanel> </Grid></Page>
动画: 线性动画, 关键帧动画
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