本文整理汇总了C#中Compositor.CreateMaskedBackdropBrush方法的典型用法代码示例。如果您正苦于以下问题：C# Compositor.CreateMaskedBackdropBrush方法的具体用法？C# Compositor.CreateMaskedBackdropBrush怎么用？C# Compositor.CreateMaskedBackdropBrush使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Compositor的用法示例。
在下文中一共展示了Compositor.CreateMaskedBackdropBrush方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: OnLoaded
private async void OnLoaded(object sender, RoutedEventArgs e)
{
_compositor = ElementCompositionPreview.GetElementVisual(this).Compositor;
_generator = CompositionGeneratorFactory.GetCompositionGenerator(_compositor);
_backdropBrush = _compositor.CreateBackdropBrush();
_width = 300f;
_height = 300f;
// Create the combined geometry
var ellipse1 = CanvasGeometry.CreateEllipse(_generator.Device, _width / 2, _height / 2, 0.45f * _width, 0.225f * _height);
var ellipse2 = CanvasGeometry.CreateEllipse(_generator.Device, _width / 2, _height / 2, 0.225f * _width, 0.45f * _height);
_combinedGeometry = ellipse1.CombineWith(ellipse2, Matrix3x2.Identity, CanvasGeometryCombine.Union);
// Create the container to host the visuals
var container1 = _compositor.CreateContainerVisual();
container1.Size = new Vector2(CompositionGrid1.ActualWidth.Single(), CompositionGrid1.ActualHeight.Single());
// Background Visual
_bgVisual1 = _compositor.CreateSpriteVisual();
_bgVisual1.Size = new Vector2(_width * 0.45f, _height * 0.45f);
_bgVisual1.Offset = new Vector3(((CompositionGrid1.ActualWidth - _width) / 2).Single(),
((CompositionGrid1.ActualHeight - _height) / 2).Single(), 0);
_bgVisual1.Brush = _compositor.CreateColorBrush(Colors.DarkOrange);
container1.Children.InsertAtBottom(_bgVisual1);
// Create custom shaped visual using CompositionMaskBrush
_visual1 = _compositor.CreateSpriteVisual();
_visual1.Size = new Vector2(_width, _height);
_visual1.Offset = new Vector3(((CompositionGrid1.ActualWidth - _width) / 2).Single(),
((CompositionGrid1.ActualHeight - _height) / 2).Single(), 0);
// Create the CompositionMask
var ellipseGeometry = CanvasGeometry.CreateEllipse(_generator.Device, _width / 2, _height / 2, 0.4f * _width, 0.4f * _height);
var compositionMask = _generator.CreateMaskSurface(_visual1.Size.ToSize(), ellipseGeometry);
// Create Masked BackdropBrush from CompositionMask
_visual1.Brush = _compositor.CreateMaskedBackdropBrush(compositionMask, Colors.AntiqueWhite, 30f, _backdropBrush);
container1.Children.InsertAtTop(_visual1);
var visual = _compositor.CreateSpriteVisual();
visual.Size = new Vector2(400, 400);
visual.Offset = new Vector3(((3 * CompositionGrid1.ActualWidth / 4f) - (_width / 2)).Single(),
((3 * CompositionGrid1.ActualHeight / 4f) - (_height / 2)).Single(), 0);
var roundRectGeometry = CanvasGeometry.CreateRoundedRectangle(_generator.Device, 0, 0, _width, _height, 25, 25);
var maskSurface = _generator.CreateMaskSurface(visual.Size.ToSize(), roundRectGeometry);
var frostedBrush = _compositor.CreateFrostedGlassBrush(maskSurface, Colors.AntiqueWhite, 30f, _backdropBrush);
var shadow = _compositor.CreateDropShadow();
shadow.Opacity = 0.5f;
shadow.Color = Colors.Black;
shadow.Offset = new Vector3(10, 10, 0);
shadow.BlurRadius = 15;
shadow.Mask = frostedBrush.GetSourceParameter("mask");
visual.Brush = frostedBrush;
visual.Shadow = shadow;
container1.Children.InsertAtTop(visual);
ElementCompositionPreview.SetElementChildVisual(CompositionGrid1, container1);
// Initialize the visuals for the Animated Canvas
// Create the container to host the visuals
var container2 = _compositor.CreateContainerVisual();
container2.Size = new Vector2(CompositionGrid2.ActualWidth.Single(), CompositionGrid2.ActualHeight.Single());
// Background Visual
_bgVisual2 = _compositor.CreateSpriteVisual();
_bgVisual2.Size = new Vector2(_width * Factor, _height * Factor);
_bgVisual2.Offset = new Vector3(((CompositionGrid2.ActualWidth - (_width * Factor)) / 2).Single(),
((CompositionGrid2.ActualHeight - (_height * Factor)) / 2).Single(), 0);
//var radians = ((45f * Math.PI) / 180).Single();
//var bgGeometry = _combinedGeometry.Transform(Matrix3x2.CreateRotation(radians, new Vector2(_width / 2, _height / 2)));
//var bgMask = await _generator.CreateMaskAsync(_bgVisual2.Size.ToSize(), bgGeometry, Colors.DarkRed);
//_bgVisual2.Brush = _compositor.CreateSurfaceBrush(bgMask.Surface);
_bgVisual2.Brush = _compositor.CreateColorBrush(Colors.LawnGreen);
container2.Children.InsertAtBottom(_bgVisual2);
// Animated Visual
_animatedVisual = _compositor.CreateSpriteVisual();
_animatedVisual.Size = new Vector2(_width, _height);
_animatedVisual.Offset = new Vector3(((CompositionGrid2.ActualWidth - _width) / 2).Single(),
((CompositionGrid2.ActualHeight - _height) / 2).Single(), 0);
// Create the Excluded geometry
_outerGeometry = CanvasGeometry.CreateRectangle(_generator.Device, 0, 0, _width, _height);
var excludedGeometry = _outerGeometry.CombineWith(_combinedGeometry, Matrix3x2.Identity, CanvasGeometryCombine.Exclude);
// Create the CompositionMask
_animatedCompositionMask = _generator.CreateMaskSurface(_animatedVisual.Size.ToSize(), excludedGeometry);
var animBrush = _compositor.CreateMaskedBackdropBrush(_animatedCompositionMask, Colors.AntiqueWhite, 10f, _backdropBrush);
_animatedVisual.Brush = animBrush;
container2.Children.InsertAtTop(_animatedVisual);
ElementCompositionPreview.SetElementChildVisual(CompositionGrid2, container2);
}