Graphics.SetClip(path, (CombineMode)miCombineMode.Index) : Graphics « System.Drawing « C# / C Sharp by API

1. C# / C Sharp by API
2. System.Drawing
3. Graphics

Graphics.SetClip(path, (CombineMode)miCombineMode.Index)

  


using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Windows.Forms;
   
class ClippingCombinations: Form
{
     string   strCaption = "CombineMode = ";
     MenuItem miCombineMode;
   
     public static void Main()
     {
          Application.Run(new ClippingCombinations());
     }
     protected override void OnPaint(PaintEventArgs pea)
     {
          DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
     }      
     public ClippingCombinations()
     {
          ResizeRedraw = true;
   
          Menu = new MainMenu();
          Menu.MenuItems.Add("&CombineMode");
   
          EventHandler ehClick = new EventHandler(MenuCombineModeOnClick);
          
          for (int i = 0; i < 6; i++)
          {
               MenuItem mi   = new MenuItem("&" + (CombineMode)i);
               mi.Click     += ehClick;
               mi.RadioCheck = true;
   
               Menu.MenuItems[0].MenuItems.Add(mi);
          }
          miCombineMode = Menu.MenuItems[0].MenuItems[0];
          miCombineMode.Checked = true;
     }
     void MenuCombineModeOnClick(object obj, EventArgs ea)
     {
          miCombineMode.Checked = false;
          miCombineMode = (MenuItem) obj;
          miCombineMode.Checked = true;
   
          Text = strCaption + (CombineMode)miCombineMode.Index;
          Invalidate();
     }
     protected void DoPage(Graphics grfx, Color clr, int cx, int cy)
     {
          GraphicsPath path = new GraphicsPath();
          path.AddEllipse(0, 0, 2 * cx / 3, cy);
          grfx.SetClip(path);
   
          path.Reset();
          path.AddEllipse(cx / 3, 0, 2 * cx / 3, cy);
          grfx.SetClip(path, (CombineMode)miCombineMode.Index);
   
          grfx.FillRectangle(Brushes.Red, 0, 0, cx, cy);
     }
}

   
    
  

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