[C#/MAUI/.NET6] ICanvas 인터페이스 : SubtractFromClip 메소드를 사용해 클리핑 설정하기

TestProject.zip

4.11MB

▶ GraphicsDrawable.cs

using System.Reflection;

using Microsoft.Maui.Graphics.Platform;

namespace TestProject;

/// <summary>
/// 그래픽스 그리기 가능형
/// </summary>
public class GraphicsDrawable : IDrawable
{
    //////////////////////////////////////////////////////////////////////////////////////////////////// Method
    ////////////////////////////////////////////////////////////////////////////////////////// Public

    #region 그리기 - Draw(canvas, dirtyRectangle)

    /// <summary>
    /// 그리기
    /// </summary>
    /// <param name="canvas">캔버스</param>
    /// <param name="dirtyRectangle">더티 사각형</param>
    public void Draw(ICanvas canvas, RectF dirtyRectangle)
    {
        canvas.FillColor = Colors.Yellow;

        canvas.FillRectangle(dirtyRectangle);

        using Stream stream = Assembly.GetExecutingAssembly().GetManifestResourceStream("TestProject.IMAGE.sample.png");

        Microsoft.Maui.Graphics.IImage image = PlatformImage.FromStream(stream);

        canvas.SubtractFromClip(100, 100, 150, 150);

        canvas.DrawImage(image, 0, 0, dirtyRectangle.Width, dirtyRectangle.Height);
    }

    #endregion
}

 

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▶ MainPage.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage x:Class="TestProject.MainPage"
    xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
    xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
    xmlns:local="clr-namespace:TestProject">
    <ContentPage.Resources>
        <local:GraphicsDrawable x:Key="GraphicsDrawableKey" />
    </ContentPage.Resources>
    <GraphicsView
        HorizontalOptions="Center"
        VerticalOptions="Center"
        WidthRequest="350"
        HeightRequest="350"
        Drawable="{StaticResource GraphicsDrawableKey}" />
</ContentPage>