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C# WPF 時鐘動畫(1/2)
內容目錄
- 實現效果
- 業務場景
- 編碼實現
- 本文參考
- 源碼下載
1.實現效果
目前只實現了秒針動畫,下篇文章實現完整效果,可在網站上查看,微信公眾號今天只發佈了一篇。
效果
2.業務場景
玩具
3.編碼實現
工程簡單,只更改一個主窗體文件,另加一個時鐘背景圖片
3.1 主窗體 MainWindow.xaml
佈局時鐘的時針、分針、秒針,及添加秒針動畫,秒針動畫寫的比較啰嗦,只寫了30秒,其實可以在MainWindow.xaml.cs文件中用for迴圈添加EasingDoubleKeyFrame,直接添加到xaml中占代碼也不美觀,暫時先這樣吧,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>
4.本文參考
Design com WPF 大神的學習視頻:1/2 - Creating a clock with Animations
5.代碼下載
源碼中實現了全部效果,大伙可以直接下載編譯運行,但還是建議看大神視頻學習,視頻中使用Blend佈局時鐘、設置動畫,類似PS(PhotoShop),設計界面很是方便的。
Github源碼下載:Clock
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