mi32/framemem.h

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 /*
 * \file framemem.h <mi32/framemem.h>
 * \brief Definition of FRAMEMEM class
 *
 * \if NODOC
 * $Id: framemem.h_v 1.10 2011/10/28 21:11:58 mju Exp $
 *
 * $Log: framemem.h_v $
 * Revision 1.10  2011/10/28 21:11:58  mju
 * Specify frame buffer index when use getImagePointer.
 *
 * Revision 1.9  2011/10/13 12:50:08  mju
 * Remove redundant hdr.
 *
 * Revision 1.8  2006/07/14 16:52:28  dwilliss
 * got rid of sml class that's no longer necessary here
 *
 * Revision 1.1  2001/04/04 22:34:22  vdronov
 * Initial revision
 * \endif
**/

#ifndef  INC_MI32_FRAMEMEM_H
#define  INC_MI32_FRAMEMEM_H

#ifndef  INC_MI32_MG2MEM24_H
#include <mi32/mg2mem24.h>
#endif

#ifndef  INC_GRE_BASE_H
#include <gre/base.h>
#endif



class FRAMEMEM {


public:

   FRAMEMEM (                             
      const FRAMEMEM &rhs
      );

   FRAMEMEM (                             
      const GRE::VIEW &view                  
      );

   FRAMEMEM (                             
      const INT32 &width,                 
      const INT32 &height                 
      );

   ~FRAMEMEM (                            
      );

   FRAMEMEM& operator= (                  
      const FRAMEMEM& rhs
      );

   operator const UINT8* (                   
      ) const {
      if (!IsValid()) return (0);
      return (m_Display->GetImagePointer(0,0,0,0));
      }

   operator UINT8* (                          
      ) {
      if (!IsValid()) return (0);
      return (m_Display->GetImagePointer(0,0,0,0));
      }


   MGD::CONTEXT* CreateGC (
      );

   inline INT32 GetHeight (
      ) const {
      return m_Height;
      }

   inline INT32 GetWidth (
      ) const {
      return m_Width;
      }

   ERRVALUE Copy (
      const FRAMEMEM &frame,                 
      const INT32 dstX = 0,                  
      const INT32 dstY = 0,                  
      const INT32 srcX = 0,                  
      const INT32 srcY = 0,                  
      const INT32 srcW = INT32_MAX,          
      const INT32 srcH = INT32_MAX           
      );

   ERRVALUE CopyFromView (
      const GRE::VIEW &view,                 
      const INT32 dstX = 0,                  
      const INT32 dstY = 0,                  
      const INT32 srcX = 0,                  
      const INT32 srcY = 0,                  
      const INT32 srcW = INT32_MAX,          
      const INT32 srcH = INT32_MAX           
      );

private:
   #ifndef GENERATING_DOXYGEN_OUTPUT

   INT32 m_Height;                           
   INT32 m_Width;                            
   MGD::DEVICE_MEM24 *m_Display;                   
   MGD::CONTEXT *m_Gc;                             
   ERRVALUE m_Error;                         

   FRAMEMEM (                                
      );

   void Init (
      );

   void Close (
      );

   inline bool IsValid (
      ) const {
      return ((m_Width > 0) && (m_Height > 0) && (m_Gc != 0) && (m_Display != 0));
      }

   ERRVALUE CopyFromDisplay (
      MGD::DEVICE &display,            
      const INT32 dstX,                
      const INT32 dstY,                
      const INT32 srcX,                
      const INT32 srcY,                
      const INT32 srcW,       
      const INT32 srcH           
      );
   #endif // GENERATING_DOXYGEN_OUTPUT

   };



#endif

---