本篇文章给大家分享的是有关C#中怎么利用 WPF实现一个时钟动画,小编觉得挺实用的,因此分享给大家学习,希望大家阅读完这篇文章后可以有所收获,话不多说,跟着小编一起来看看吧。
布局时钟的时针、分针、秒针,及添加秒针动画,秒针动画写的比较啰嗦,只写了30秒,其实可以在MainWindow.xaml.cs文件中用for循环添加EasingDoubleKeyFrame,直接添加到xaml中占代码也不美观,暂时先这样吧,下篇文章有空改了。
<Window x:Class="Clock.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:Clock" mc:Ignorable="d" AllowsTransparency="True" WindowStyle="None" ResizeMode="NoResize" Height="520" Width="520" WindowStartupLocation="CenterScreen" Background="{x:Null}"> <Window.Resources> <Storyboard x:Key="sbseconds" RepeatBehavior="Forever"> <DoubleAnimationUsingKeyFrames Storyboard.TargetName="second" Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[2].(RotateTransform.Angle)"> <EasingDoubleKeyFrame KeyTime="0" Value="-90"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:1" Value="-84"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:2" Value="-78"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:3" Value="-72"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:4" Value="-66"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:5" Value="-60"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:6" Value="-54"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:7" Value="-48"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:8" Value="-42"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:9" Value="-36"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:10" Value="-30"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:11" Value="-24"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:12" Value="-18"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:13" Value="-12"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:14" Value="-6"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:15" Value="0"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:16" Value="6"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:17" Value="12"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:18" Value="18"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:19" Value="24"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:20" Value="30"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:21" Value="36"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:22" Value="42"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:23" Value="48"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:24" Value="54"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:25" Value="60"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:26" Value="66"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:27" Value="72"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:28" Value="78"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:29" Value="84"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> <EasingDoubleKeyFrame KeyTime="00:00:30" Value="90"> <EasingDoubleKeyFrame.EasingFunction> <BackEase EasingMode="EaseOut" Amplitude="0.4"/> </EasingDoubleKeyFrame.EasingFunction> </EasingDoubleKeyFrame> </DoubleAnimationUsingKeyFrames> </Storyboard> </Window.Resources> <Window.Triggers> <EventTrigger RoutedEvent="FrameworkElement.Loaded"> <BeginStoryboard Storyboard="{StaticResource sbseconds}"/> </EventTrigger> </Window.Triggers> <Grid> <Border BorderThickness="10" BorderBrush="Black" CornerRadius="300" Width="520" Height="520"> <Grid Height="500" Width="500" HorizontalAlignment="Center" VerticalAlignment="Center"> <Border CornerRadius="350"> <Border.Background> <ImageBrush ImageSource="Assets/clock.png"/> </Border.Background> </Border> <Border CornerRadius="350" Background="#778889BB"/> <Border x:Name="hour" CornerRadius="0 15 15 0" Height="10" Width="130" BorderThickness="3" BorderBrush="#FF66B01C" Margin="0,245,120,245" HorizontalAlignment="Right" RenderTransformOrigin="0,0.5"> <Border.RenderTransform> <TransformGroup> <ScaleTransform/> <SkewTransform/> <RotateTransform Angle="-90"/> <TranslateTransform/> </TransformGroup> </Border.RenderTransform> </Border> <Border x:Name="minute" CornerRadius="0 15 15 0" Height="5" Width="160" BorderThickness="3" BorderBrush="#FFD15209" Margin="250.5,247,0,248" HorizontalAlignment="Left" RenderTransformOrigin="0,0.5"> <Border.RenderTransform> <TransformGroup> <ScaleTransform/> <SkewTransform/> <RotateTransform Angle="-90"/> <TranslateTransform/> </TransformGroup> </Border.RenderTransform> </Border> <Border x:Name="second" CornerRadius="0 15 15 0" Height="3" Width="220" Background="Red" Margin="0,248,30,248" HorizontalAlignment="Right" RenderTransformOrigin="0,0.5"> <Border.RenderTransform> <TransformGroup> <ScaleTransform/> <SkewTransform/> <RotateTransform Angle="-90"/> <TranslateTransform/> </TransformGroup> </Border.RenderTransform> </Border> <Ellipse Fill="Black" Width="20" Height="20" HorizontalAlignment="Center" VerticalAlignment="Center"/> </Grid> </Border> </Grid></Window>
以上就是C#中怎么利用 WPF实现一个时钟动画,小编相信有部分知识点可能是我们日常工作会见到或用到的。希望你能通过这篇文章学到更多知识。更多详情敬请关注亿速云行业资讯频道。
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原文链接:https://my.oschina.net/dotnet9/blog/4442770