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Showing posts with label Capturing the Desktop Screen with the Mouse Cursor Image. Show all posts
Showing posts with label Capturing the Desktop Screen with the Mouse Cursor Image. Show all posts

Wednesday, October 27, 2010

Capturing the Desktop Screen with the Mouse Cursor Image (Rashid.Mahmood )

public static Bitmap CaptureDesktopWithCursor()
{    
   int cursorX = 0;
   int cursorY = 0;
   Bitmap desktopBMP;
   Bitmap cursorBMP;
   Bitmap finalBMP;
   Graphics g;
   Rectangle r;
   desktopBMP = CaptureDesktop();
   cursorBMP = CaptureCursor(ref cursorX, ref cursorY);
   if(desktopBMP != null)
   {
       if (cursorBMP != null)
       {
           r = new Rectangle(cursorX, cursorY,
                   cursorBMP.Width, cursorBMP.Height);
           g = Graphics.FromImage(desktopBMP);
           g.DrawImage(cursorBMP, r);
           g.Flush();
           return desktopBMP;
       }
       else
           return desktopBMP;
   }
   return null;
}

static Bitmap CaptureCursor(ref int x, ref int y)
{
   Bitmap bmp;
   IntPtr hicon;
   Win32Stuff.CURSORINFO ci = new Win32Stuff.CURSORINFO();
   Win32Stuff.ICONINFO icInfo;
   ci.cbSize = Marshal.SizeOf(ci);
   if(Win32Stuff.GetCursorInfo(out ci))
   {
       if (ci.flags == Win32Stuff.CURSOR_SHOWING)
       {
           hicon = Win32Stuff.CopyIcon(ci.hCursor);
           if(Win32Stuff.GetIconInfo(hicon, out icInfo))
           {
               x = ci.ptScreenPos.x - ((int)icInfo.xHotspot);
               y = ci.ptScreenPos.y - ((int)icInfo.yHotspot);
               Icon ic = Icon.FromHandle(hicon);
               bmp = ic.ToBitmap();

               return bmp;
           }
       }
   }
   return null;
}

// ssWithMouseViewer is the PictureBox control

private void Display(Bitmap desktop)
{
    Graphics g;
    Rectangle r;
    if(desktop != null)
    {
        r = new Rectangle(0,0,ssWithMouseViewer.Width,
                            ssWithMouseViewer.Height);
        g = ssWithMouseViewer.CreateGraphics();
        g.DrawImage(desktop,r);
        g.Flush();
    }
}

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