■ Rectangle 클래스의 RotationTransition 속성에서 ScalarTransition 객체를 사용해 회전 변경에 대한 애니메이션을 만드는 방법을 보여준다.
▶ MainPage.xaml
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<?xml version="1.0" encoding="utf-8"?> <Page x:Class="TestProject.MainPage" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Background="{ThemeResource ApplicationPageBackgroundThemeBrush}" FontFamily="나눔고딕코딩" FontSize="16"> <Grid Margin="10"> <Grid.ColumnDefinitions> <ColumnDefinition Width="*" /> <ColumnDefinition Width="10" /> <ColumnDefinition Width="Auto" /> </Grid.ColumnDefinitions> <Rectangle Name="rectangle" Grid.Column="0" HorizontalAlignment="Center" VerticalAlignment="Center" Width="50" Height="50"> <Rectangle.Fill> <LinearGradientBrush StartPoint="0.5 0" EndPoint="0.5 1"> <GradientStop Offset="0.0" Color="LightGray" /> <GradientStop Offset="1.0" Color="{ThemeResource SystemAccentColor}" /> </LinearGradientBrush> </Rectangle.Fill> </Rectangle> <StackPanel Grid.Column="2" HorizontalAlignment="Center" VerticalAlignment="Center"> <NumberBox Name="rotationNumberBox" Width="200" Header="Rotation (0.0 to 360.0)" Minimum="0" Maximum="360" Value="45" /> <Button Name="rotateButton" Margin="0 10 0 0" Padding="5" Content="Set Rotation" /> </StackPanel> </Grid> </Page> |
▶ MainPage.xaml.cs
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using System.Numerics; using Microsoft.UI.Xaml; using Microsoft.UI.Xaml.Controls; using Microsoft.UI.Xaml.Input; using Windows.System; namespace TestProject { /// <summary> /// 메인 페이지 /// </summary> public sealed partial class MainPage : Page { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainPage() /// <summary> /// 생성자 /// </summary> public MainPage() { InitializeComponent(); this.rectangle.RotationTransition = new ScalarTransition(); this.rotationNumberBox.KeyDown += rotationNumberBox_KeyDown; this.rotateButton.Click += rotateButton_Click; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region Rotation 넘버 박스 키 다운시 처리하기 - rotationNumberBox_KeyDown(sender, e) /// <summary> /// Rotation 넘버 박스 키 다운시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void rotationNumberBox_KeyDown(object sender, KeyRoutedEventArgs e) { if(e.Key == VirtualKey.Enter) { rotateButton_Click(null, null); } } #endregion #region Rotate 버튼 클릭시 처리하기 - rotateButton_Click(sender, e) /// <summary> /// Rotate 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void rotateButton_Click(object sender, RoutedEventArgs e) { this.rectangle.CenterPoint = new Vector3((float)this.rectangle.ActualWidth / 2, (float)this.rectangle.ActualHeight / 2, 0f); this.rectangle.Rotation = NormalizeValue(this.rotationNumberBox); } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 값 정규화하기 - NormalizeValue(numberBox) /// <summary> /// 값 정규화하기 /// </summary> /// <param name="numberBox">넘버 박스</param> /// <returns>값</returns> private float NormalizeValue(NumberBox numberBox) { if(double.IsNaN(numberBox.Value)) { numberBox.Value = 0; } return (float)numberBox.Value; } #endregion } } |
