public void Frame_Should_Create_Layer_For_Root()
{
var loop = new Mock <IRenderLoop>();
var root = new TestRoot();
var rootLayer = new Mock <IRenderTargetBitmapImpl>();
var dispatcher = new ImmediateDispatcher();
var sceneBuilder = new Mock <ISceneBuilder>();
sceneBuilder.Setup(x => x.UpdateAll(It.IsAny <Scene>()))
.Callback <Scene>(scene =>
{
scene.Size = root.ClientSize;
scene.Layers.Add(root).Dirty.Add(new Rect(root.ClientSize));
});
var renderInterface = new Mock <IPlatformRenderInterface>();
var target = new DeferredRenderer(
root,
loop.Object,
sceneBuilder: sceneBuilder.Object,
//layerFactory: layers.Object,
dispatcher: dispatcher);
target.Start();
RunFrame(loop);
var context = Mock.Get(root.CreateRenderTarget().CreateDrawingContext(null));
context.Verify(x => x.CreateLayer(root.ClientSize));
}
public void Should_Create_And_Delete_Layers_For_Transparent_Controls()
{
Border border;
var root = new TestRoot
{
Width = 100,
Height = 100,
Child = new Border
{
Background = Brushes.Red,
Child = border = new Border
{
Background = Brushes.Green,
}
}
};
root.Measure(Size.Infinity);
root.Arrange(new Rect(root.DesiredSize));
var rootLayer = CreateLayer();
var borderLayer = CreateLayer();
var renderTargetContext = Mock.Get(root.CreateRenderTarget().CreateDrawingContext(null));
renderTargetContext.SetupSequence(x => x.CreateLayer(It.IsAny <Size>()))
.Returns(rootLayer)
.Returns(borderLayer);
var loop = new Mock <IRenderLoop>();
var target = new DeferredRenderer(
root,
loop.Object,
dispatcher: new ImmediateDispatcher());
root.Renderer = target;
target.Start();
RunFrame(loop);
var rootContext = Mock.Get(rootLayer.CreateDrawingContext(null));
var borderContext = Mock.Get(borderLayer.CreateDrawingContext(null));
rootContext.Verify(x => x.FillRectangle(Brushes.Red, new Rect(0, 0, 100, 100), 0), Times.Once);
rootContext.Verify(x => x.FillRectangle(Brushes.Green, new Rect(0, 0, 100, 100), 0), Times.Once);
borderContext.Verify(x => x.FillRectangle(It.IsAny <IBrush>(), It.IsAny <Rect>(), It.IsAny <float>()), Times.Never);
rootContext.ResetCalls();
borderContext.ResetCalls();
border.Opacity = 0.5;
RunFrame(loop);
rootContext.Verify(x => x.FillRectangle(Brushes.Red, new Rect(0, 0, 100, 100), 0), Times.Once);
rootContext.Verify(x => x.FillRectangle(Brushes.Green, new Rect(0, 0, 100, 100), 0), Times.Never);
borderContext.Verify(x => x.FillRectangle(Brushes.Green, new Rect(0, 0, 100, 100), 0), Times.Once);
rootContext.ResetCalls();
borderContext.ResetCalls();
border.Opacity = 1;
RunFrame(loop);
Mock.Get(borderLayer).Verify(x => x.Dispose());
rootContext.Verify(x => x.FillRectangle(Brushes.Red, new Rect(0, 0, 100, 100), 0), Times.Once);
rootContext.Verify(x => x.FillRectangle(Brushes.Green, new Rect(0, 0, 100, 100), 0), Times.Once);
borderContext.Verify(x => x.FillRectangle(It.IsAny <IBrush>(), It.IsAny <Rect>(), It.IsAny <float>()), Times.Never);
}