Steven Kirk
8 years ago
committed by
GitHub
GitHub
26 changed files with 263 additions and 44 deletions
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<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> |
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<PropertyGroup> |
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<AvaloniaPreviewerNetCoreToolPath>$(MSBuildThisFileDirectory)\..\tools\netcoreapp2.0\designer\Avalonia.Designer.HostApp.dll</AvaloniaPreviewerNetCoreToolPath> |
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<AvaloniaPreviewerNetFullToolPath>$(MSBuildThisFileDirectory)\..\tools\net461\designer\Avalonia.Designer.HostApp.exe</AvaloniaPreviewerNetFullToolPath> |
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</PropertyGroup> |
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</Project> |
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using System.Collections.Generic; |
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using Avalonia.Collections; |
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using Avalonia.Media; |
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using Avalonia.Platform; |
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using Avalonia.Rendering; |
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using Avalonia.VisualTree; |
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using Moq; |
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using Xunit; |
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namespace Avalonia.Visuals.UnitTests.Rendering |
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{ |
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public class ImmediateRendererTests |
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{ |
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[Fact] |
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public void AddDirty_Call_RenderRoot_Invalidate() |
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{ |
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var visual = new Mock<Visual>(); |
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var child = new Mock<Visual>() { CallBase = true }; |
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var renderRoot = visual.As<IRenderRoot>(); |
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visual.As<IVisual>().Setup(v => v.Bounds).Returns(new Rect(0, 0, 400, 400)); |
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child.As<IVisual>().Setup(v => v.Bounds).Returns(new Rect(10, 10, 100, 100)); |
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child.As<IVisual>().Setup(v => v.VisualParent).Returns(visual.Object); |
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var target = new ImmediateRenderer(visual.Object); |
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target.AddDirty(child.Object); |
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renderRoot.Verify(v => v.Invalidate(new Rect(10, 10, 100, 100))); |
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} |
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[Fact] |
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public void AddDirty_With_RenderTransform_Call_RenderRoot_Invalidate() |
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{ |
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var visual = new Mock<Visual>(); |
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var child = new Mock<Visual>() { CallBase = true }; |
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var renderRoot = visual.As<IRenderRoot>(); |
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visual.As<IVisual>().Setup(v => v.Bounds).Returns(new Rect(0, 0, 400, 400)); |
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child.As<IVisual>().Setup(v => v.Bounds).Returns(new Rect(100, 100, 100, 100)); |
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child.As<IVisual>().Setup(v => v.VisualParent).Returns(visual.Object); |
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child.Object.RenderTransform = new ScaleTransform() { ScaleX = 2, ScaleY = 2 }; |
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var target = new ImmediateRenderer(visual.Object); |
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target.AddDirty(child.Object); |
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renderRoot.Verify(v => v.Invalidate(new Rect(50, 50, 200, 200))); |
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} |
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[Fact] |
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public void AddDirty_For_Child_Moved_Should_Invalidate_Previous_Bounds() |
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{ |
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var visual = new Mock<Visual>() { CallBase = true }; |
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var child = new Mock<Visual>() { CallBase = true }; |
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var renderRoot = visual.As<IRenderRoot>(); |
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var renderTarget = visual.As<IRenderTarget>(); |
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renderRoot.Setup(r => r.CreateRenderTarget()).Returns(renderTarget.Object); |
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renderTarget.Setup(r => r.CreateDrawingContext(It.IsAny<IVisualBrushRenderer>())).Returns(Mock.Of<IDrawingContextImpl>()); |
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visual.As<IVisual>().Setup(v => v.Bounds).Returns(new Rect(0, 0, 400, 400)); |
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visual.As<IVisual>().Setup(v => v.VisualChildren).Returns(new AvaloniaList<IVisual>() { child.As<IVisual>().Object }); |
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Rect childBounds = new Rect(0, 0, 100, 100); |
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child.As<IVisual>().Setup(v => v.Bounds).Returns(() => childBounds); |
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child.As<IVisual>().Setup(v => v.VisualParent).Returns(visual.Object); |
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child.As<IVisual>().Setup(v => v.VisualChildren).Returns(new AvaloniaList<IVisual>()); |
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var invalidationCalls = new List<Rect>(); |
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renderRoot.Setup(v => v.Invalidate(It.IsAny<Rect>())).Callback<Rect>(v => invalidationCalls.Add(v)); |
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var target = new ImmediateRenderer(visual.Object); |
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target.AddDirty(child.Object); |
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Assert.Equal(new Rect(0, 0, 100, 100), invalidationCalls[0]); |
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target.Paint(new Rect(0, 0, 100, 100)); |
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//move child 100 pixels bottom/right
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childBounds = new Rect(100, 100, 100, 100); |
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//renderer should invalidate old child bounds with new one
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//as on old area there can be artifacts
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target.AddDirty(child.Object); |
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//invalidate first old position
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Assert.Equal(new Rect(0, 0, 100, 100), invalidationCalls[1]); |
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//then new position
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Assert.Equal(new Rect(100, 100, 100, 100), invalidationCalls[2]); |
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} |
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} |
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} |
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