Max Katz
5 years ago
committed by
GitHub
GitHub
19 changed files with 285 additions and 21 deletions
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<UserControl xmlns="https://github.com/avaloniaui" |
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" |
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xmlns:d="http://schemas.microsoft.com/expression/blend/2008" |
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xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" |
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mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450" |
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x:Class="RenderDemo.Pages.BrushesPage"> |
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<Canvas Background="White" Width="480" Height="360"> |
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<Rectangle Canvas.Left="20" Canvas.Top="20" Width="440" Height="50"> |
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<Rectangle.Fill> |
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<LinearGradientBrush StartPoint="0,0" EndPoint="410,0"> |
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<LinearGradientBrush.Transform> |
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<TransformGroup> |
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<ScaleTransform ScaleX="0.5" /> |
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<SkewTransform /> |
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<RotateTransform /> |
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<TranslateTransform X="5" Y="15" /> |
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</TransformGroup> |
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</LinearGradientBrush.Transform> |
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<LinearGradientBrush.GradientStops> |
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<GradientStop Color="Blue" Offset="0" /> |
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<GradientStop Color="Green" Offset="0.5" /> |
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<GradientStop Color="Lime" Offset="1" /> |
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</LinearGradientBrush.GradientStops> |
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</LinearGradientBrush> |
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</Rectangle.Fill> |
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</Rectangle> |
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<TextBlock Canvas.Left="20" Canvas.Top="70" FontSize="30" Text="scale(0.5) on gradient" /> |
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<Rectangle Canvas.Left="20" Canvas.Top="110" Width="440" Height="50"> |
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<Rectangle.Fill> |
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<RadialGradientBrush Center="0.0,0.0" GradientOrigin="0.0,0.0" Radius="0.13636364"> |
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<RadialGradientBrush.Transform> |
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<TransformGroup> |
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<ScaleTransform /> |
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<SkewTransform AngleX="45" /> |
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<RotateTransform /> |
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<TranslateTransform X="240" Y="45" /> |
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</TransformGroup> |
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</RadialGradientBrush.Transform> |
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<RadialGradientBrush.GradientStops> |
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<GradientStop Color="Black" Offset="0" /> |
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<GradientStop Color="#FFFFA500" Offset="1" /> |
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</RadialGradientBrush.GradientStops> |
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</RadialGradientBrush> |
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</Rectangle.Fill> |
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</Rectangle> |
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<TextBlock Canvas.Left="20" Canvas.Top="160" FontSize="30" Text="skewX(45) on gradient" /> |
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<Rectangle Canvas.Left="20" Canvas.Top="210" Width="440" Height="50"> |
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<Rectangle.Fill> |
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<VisualBrush TileMode="Tile" SourceRect="0,0,20,20" DestinationRect="0,0,20,20" Stretch="None"> |
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<VisualBrush.Transform> |
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<TransformGroup> |
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<ScaleTransform ScaleX="2" ScaleY="2" /> |
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<SkewTransform AngleX="45" /> |
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<RotateTransform /> |
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<TranslateTransform X="5" Y="5" /> |
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</TransformGroup> |
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</VisualBrush.Transform> |
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<VisualBrush.Visual> |
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<Canvas Width="20" Height="20"> |
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<Rectangle Canvas.Left="0" Canvas.Top="0" Width="10" Height="10" Fill="Maroon" /> |
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<Rectangle Canvas.Left="10" Canvas.Top="0" Width="10" Height="10" Fill="Green" /> |
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<Rectangle Canvas.Left="0" Canvas.Top="10" Width="10" Height="10" Fill="Blue" /> |
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<Rectangle Canvas.Left="10" Canvas.Top="10" Width="10" Height="10" Fill="Yellow" /> |
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</Canvas> |
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</VisualBrush.Visual> |
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</VisualBrush> |
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</Rectangle.Fill> |
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</Rectangle> |
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<TextBlock Canvas.Left="20" Canvas.Top="260" FontSize="30" Text="scale(2), skewX(45) on pattern" /> |
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</Canvas> |
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</UserControl> |
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using Avalonia.Controls; |
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using Avalonia.Markup.Xaml; |
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namespace RenderDemo.Pages; |
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public class BrushesPage : UserControl |
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{ |
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public BrushesPage() |
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{ |
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InitializeComponent(); |
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} |
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private void InitializeComponent() |
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{ |
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AvaloniaXamlLoader.Load(this); |
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} |
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} |
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using Avalonia.VisualTree; |
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namespace Avalonia.Media.Immutable |
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{ |
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/// <summary>
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/// Represents a transform on an <see cref="IVisual"/>.
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/// </summary>
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public class ImmutableTransform : ITransform |
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{ |
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public Matrix Value { get; } |
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/// <summary>
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/// Initializes a new instance of the <see cref="ImmutableTransform"/> class.
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/// </summary>
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/// <param name="matrix">The transform matrix.</param>
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public ImmutableTransform(Matrix matrix) |
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{ |
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Value = matrix; |
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} |
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} |
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} |
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using System; |
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using Avalonia.Media.Immutable; |
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namespace Avalonia.Media |
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{ |
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/// <summary>
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/// Extension methods for transform classes.
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/// </summary>
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public static class TransformExtensions |
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{ |
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/// <summary>
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/// Converts a transform to an immutable transform.
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/// </summary>
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/// <param name="transform">The transform.</param>
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/// <returns>
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/// The result of calling <see cref="Transform.ToImmutable"/> if the transform is mutable,
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/// otherwise <paramref name="transform"/>.
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/// </returns>
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public static ImmutableTransform ToImmutable(this ITransform transform) |
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{ |
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_ = transform ?? throw new ArgumentNullException(nameof(transform)); |
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return (transform as Transform)?.ToImmutable() ?? new ImmutableTransform(transform.Value); |
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} |
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} |
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} |
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