Graphics: SetClip
using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Windows.Forms;
class KeyholeClip: Form
{
protected Image image;
protected GraphicsPath path;
public static void Main()
{
Application.Run(new KeyholeClip());
}
public KeyholeClip()
{
ResizeRedraw = true;
image = Image.FromFile("Color.jpg");
path = new GraphicsPath();
path.AddArc(80, 0, 80, 80, 45, -270);
path.AddLine(70, 180, 170, 180);
}
protected override void OnPaint(PaintEventArgs pea)
{
pea.Graphics.SetClip(path);
pea.Graphics.DrawImage(image, 0, 0, image.Width, image.Height);
}
}
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