Steven Kirk
10 years ago
committed by
GitHub
GitHub
35 changed files with 330 additions and 64 deletions
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using System.Collections.Generic; |
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namespace Avalonia.Media |
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{ |
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/// <summary>
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/// A brush that draws with a gradient.
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/// </summary>
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public interface IGradientBrush : IBrush |
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{ |
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/// <summary>
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/// Gets the brush's gradient stops.
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/// </summary>
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IReadOnlyList<GradientStop> GradientStops { get; } |
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/// <summary>
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/// Gets the brush's spread method that defines how to draw a gradient that doesn't fill
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/// the bounds of the destination control.
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/// </summary>
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GradientSpreadMethod SpreadMethod { get; } |
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} |
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} |
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namespace Avalonia.Media |
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{ |
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/// <summary>
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/// A brush that draws with a linear gradient.
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/// </summary>
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public interface ILinearGradientBrush : IGradientBrush |
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{ |
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/// <summary>
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/// Gets or sets the start point for the gradient.
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/// </summary>
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RelativePoint StartPoint { get; } |
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/// <summary>
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/// Gets or sets the end point for the gradient.
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/// </summary>
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RelativePoint EndPoint { get; } |
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} |
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} |
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namespace Avalonia.Media |
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{ |
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/// <summary>
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/// Paints an area with a radial gradient.
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/// </summary>
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public interface IRadialGradientBrush : IGradientBrush |
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{ |
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/// <summary>
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/// Gets the start point for the gradient.
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/// </summary>
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RelativePoint Center { get; } |
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/// <summary>
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/// Gets the location of the two-dimensional focal point that defines the beginning of the
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/// gradient.
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/// </summary>
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RelativePoint GradientOrigin { get; } |
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/// <summary>
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/// Gets the horizontal and vertical radius of the outermost circle of the radial gradient.
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/// </summary>
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double Radius { get; } |
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} |
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} |
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namespace Avalonia.Media |
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{ |
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/// <summary>
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/// A brush which displays a repeating image.
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/// </summary>
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public interface ITileBrush : IBrush |
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{ |
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/// <summary>
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/// Gets the horizontal alignment of a tile in the destination.
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/// </summary>
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AlignmentX AlignmentX { get; } |
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/// <summary>
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/// Gets the horizontal alignment of a tile in the destination.
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/// </summary>
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AlignmentY AlignmentY { get; } |
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/// <summary>
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/// Gets the rectangle on the destination in which to paint a tile.
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/// </summary>
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RelativeRect DestinationRect { get; } |
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/// <summary>
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/// Gets the rectangle of the source image that will be displayed.
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/// </summary>
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RelativeRect SourceRect { get; } |
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/// <summary>
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/// Gets a value indicating how the source rectangle will be stretched to fill the
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/// destination rect.
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/// </summary>
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Stretch Stretch { get; } |
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/// <summary>
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/// Gets the brush's tile mode.
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/// </summary>
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TileMode TileMode { get; } |
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} |
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} |
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using Avalonia.VisualTree; |
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namespace Avalonia.Media |
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{ |
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/// <summary>
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/// Paints an area with an <see cref="IVisual"/>.
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/// </summary>
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public interface IVisualBrush : ITileBrush |
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{ |
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/// <summary>
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/// Gets the visual to draw.
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/// </summary>
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IVisual Visual { get; } |
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} |
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} |
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using Avalonia.Media.Imaging; |
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namespace Avalonia.Media |
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{ |
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/// <summary>
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/// Paints an area with an <see cref="IBitmap"/>.
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/// </summary>
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public interface IImageBrush : ITileBrush |
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{ |
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/// <summary>
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/// Gets the image to draw.
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/// </summary>
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IBitmap Source { get; } |
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} |
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} |
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// Copyright (c) The Avalonia Project. All rights reserved.
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// Licensed under the MIT license. See licence.md file in the project root for full license information.
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using Xunit; |
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namespace Avalonia.Visuals.UnitTests |
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{ |
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public class RectTests |
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{ |
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[Fact] |
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public void Union_Should_Return_Correct_Value_For_Intersecting_Rects() |
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{ |
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var result = new Rect(0, 0, 100, 100).Union(new Rect(50, 50, 100, 100)); |
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Assert.Equal(new Rect(0, 0, 150, 150), result); |
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} |
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[Fact] |
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public void Union_Should_Return_Correct_Value_For_NonIntersecting_Rects() |
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{ |
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var result = new Rect(0, 0, 100, 100).Union(new Rect(150, 150, 100, 100)); |
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Assert.Equal(new Rect(0, 0, 250, 250), result); |
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} |
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[Fact] |
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public void Union_Should_Ignore_Empty_This_rect() |
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{ |
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var result = new Rect(0, 0, 0, 0).Union(new Rect(150, 150, 100, 100)); |
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Assert.Equal(new Rect(150, 150, 100, 100), result); |
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} |
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[Fact] |
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public void Union_Should_Ignore_Empty_Other_rect() |
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{ |
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var result = new Rect(0, 0, 100, 100).Union(new Rect(150, 150, 0, 0)); |
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Assert.Equal(new Rect(0, 0, 100, 100), result); |
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} |
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} |
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} |
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// Copyright (c) The Avalonia Project. All rights reserved.
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// Licensed under the MIT license. See licence.md file in the project root for full license information.
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using Xunit; |
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namespace Avalonia.Visuals.UnitTests |
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{ |
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public class SizeTests |
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{ |
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[Fact] |
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public void Should_Produce_Correct_Aspect_Ratio() |
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{ |
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var result = new Size(3, 2).AspectRatio; |
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Assert.Equal(1.5, result); |
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} |
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[Fact] |
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public void Dividing_Should_Produce_Scaling_Factor() |
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{ |
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var result = new Size(15, 10) / new Size(5, 5); |
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Assert.Equal(new Vector(3, 2), result); |
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} |
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} |
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} |
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