win/rfb_win32/CompatibleBitmap.h

/* Copyright (C) 2002-2005 RealVNC Ltd.  All Rights Reserved.
 * 
 * This is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this software; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
 * USA.
 */

#ifndef __RFB_WIN32_COMPAT_BITMAP_H__
#define __RFB_WIN32_COMPAT_BITMAP_H__

#include <windows.h>
#include <rdr/Exception.h>

namespace rfb {
  namespace win32 {

    class CompatibleBitmap {
    public:
      CompatibleBitmap(HDC hdc, int width, int height) {
        hbmp = CreateCompatibleBitmap(hdc, width, height);
        if (!hbmp)
          throw rdr::SystemException("CreateCompatibleBitmap() failed", GetLastError());
      }
      virtual ~CompatibleBitmap() {
        if (hbmp) DeleteObject(hbmp);
      }
      operator HBITMAP() const {return hbmp;}
    protected:
      HBITMAP hbmp;
    };

  };
};

#endif