■ GradientStop 클래스의 Color/Offset 속성에 대한 애니메이션을 만드는 방법을 보여준다.
▶ MainWindow.xaml
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<Window x:Class="TestProject.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Width="800" Height="600" Title="TestProject" FontFamily="나눔고딕코딩" FontSize="16"> </Window> |
▶ MainWindow.xaml.cs
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using System; using System.Windows; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Animation; using System.Windows.Shapes; namespace TestProject { /// <summary> /// 메인 윈도우 /// </summary> public partial class MainWindow : Window { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainWindow() /// <summary> /// 생성자 /// </summary> public MainWindow() { NameScope.SetNameScope(this, new NameScope()); GradientStop gradientStop1 = new GradientStop(Colors.MediumBlue, 0.0); GradientStop gradientStop2 = new GradientStop(Colors.Purple , 0.5); GradientStop gradientStop3 = new GradientStop(Colors.Red , 1.0); LinearGradientBrush linearGradientBrush = new LinearGradientBrush(); linearGradientBrush.GradientStops.Add(gradientStop1); linearGradientBrush.GradientStops.Add(gradientStop2); linearGradientBrush.GradientStops.Add(gradientStop3); RegisterName("gradientStop1", gradientStop1); RegisterName("gradientStop2", gradientStop2); RegisterName("gradientStop3", gradientStop3); Rectangle rectangle = new Rectangle(); rectangle.Width = 200; rectangle.Height = 100; rectangle.StrokeThickness = 1; rectangle.Stroke = Brushes.Black; rectangle.Fill = linearGradientBrush; DoubleAnimation offsetDoubleAnimation = new DoubleAnimation(); offsetDoubleAnimation.Duration = TimeSpan.FromSeconds(1.5); offsetDoubleAnimation.From = 0.0; offsetDoubleAnimation.To = 1.0; offsetDoubleAnimation.AutoReverse = true; Storyboard.SetTargetName(offsetDoubleAnimation, "gradientStop1"); Storyboard.SetTargetProperty(offsetDoubleAnimation, new PropertyPath(GradientStop.OffsetProperty)); ColorAnimation gradientStopColorAnimation = new ColorAnimation(); gradientStopColorAnimation.Duration = TimeSpan.FromSeconds(1.5); gradientStopColorAnimation.BeginTime = TimeSpan.FromSeconds(3); gradientStopColorAnimation.From = Colors.Purple; gradientStopColorAnimation.To = Colors.Yellow; gradientStopColorAnimation.AutoReverse = true; Storyboard.SetTargetName(gradientStopColorAnimation, "gradientStop2"); Storyboard.SetTargetProperty(gradientStopColorAnimation, new PropertyPath(GradientStop.ColorProperty)); ColorAnimation opacityColorAnimation = new ColorAnimation(); opacityColorAnimation.Duration = TimeSpan.FromSeconds(1.5); opacityColorAnimation.BeginTime = TimeSpan.FromSeconds(6); opacityColorAnimation.By = Color.FromScRgb(-1.0f, 0f, 0f, 0f); opacityColorAnimation.AutoReverse = true; Storyboard.SetTargetName(opacityColorAnimation, "gradientStop3"); Storyboard.SetTargetProperty(opacityColorAnimation, new PropertyPath(GradientStop.ColorProperty)); Storyboard gradientStopAnimationStoryboard = new Storyboard(); gradientStopAnimationStoryboard.Children.Add(offsetDoubleAnimation ); gradientStopAnimationStoryboard.Children.Add(gradientStopColorAnimation); gradientStopAnimationStoryboard.Children.Add(opacityColorAnimation ); rectangle.MouseLeftButtonDown += delegate(object sender, MouseButtonEventArgs e) { gradientStopAnimationStoryboard.Begin(this); }; Content = rectangle; } #endregion } } |
