mi32/mg2mem16.h

Go to the documentation of this file.

/******************************************************************************
 * \file mi32/mg2mem16.h
 * \brief A RAM-based implementation of MGD::DEVICE for 16-bit RGB visuals
 *
 * \if NODOC
 * $Log: mg2mem16.h_v $
 * Revision 1.10  2011/10/26 17:57:54  mju
 * Frame buffer.
 *
 * Revision 1.9  2005/09/15 21:36:58  mju
 * Fix unref parm warning.
 *
 * Revision 1.7  2003/12/15 23:35:53  dwilliss
 * Diverging for 7.0
 * Made changes necessary for graphical data tips
 *
 * Revision 1.3  2002/10/17 15:22:13  mju
 * COLORSPACE enum value changed.
 *
 * Revision 1.1  2002/01/29 15:19:36  dwilliss
 * Initial revision
 * \endif
**/

#ifndef INC_MI32_MG2MEM16_H
#define INC_MI32_MG2MEM16_H

#ifndef INC_MI32_MGD2_H
#include <mi32/mgd2.h>
#endif


namespace MGD {


class CONTEXT_MEM16;

class DEVICE_MEM16 : public MGD::DEVICE {

   public:

      DEVICE_MEM16();

      virtual ~DEVICE_MEM16();


      ERRVALUE Create (
         INT32 height,
         INT32 width,
         COLORSPACE colorspace = COLORSPACE_Packed16_X1_R5_G5_B5
         );

      
   protected:

      UINT32 m_BytesPerLine;
      COLORSPACE m_ColorSpace;   

      virtual ERRVALUE v_FillSpan (
         MGD::CONTEXT* vgc,
         INT32 x1,
         INT32 x2,
         INT32 y
         );

      virtual CAPABILITY v_GetCapabilities (
         ) const;

   private:
      #ifndef GENERATING_DOXYGEN_OUTPUT

      // Unimplemented.
      DEVICE_MEM16 (const DEVICE_MEM16&);

      UINT8 *m_buf;

      friend class MGD::CONTEXT_MEM16;
      
      virtual CONTEXT* v_CreateContext ();
      virtual COLORSPACE v_GetColorSpace () const;
      virtual UINT8* v_GetImagePointer (INT32 x, INT32 y, INT32 len, UINT16 FrameBuffer);

      #endif // GENERATING_DOXYGEN_OUTPUT
   };

      
class CONTEXT_MEM16 : public MGD::CONTEXT {
   public:
      // Note, default Constructor is protected

      virtual ~CONTEXT_MEM16();

   protected:

      CONTEXT_MEM16 (
         MGD::DEVICE_MEM16* disp
         );

      virtual ERRVALUE v_PutImageSpanDirect (
         INT32 x,
         INT32 y,
         INT32 len,
         const void* data,
         const UINT8* mask
         );

   private:
      #ifndef GENERATING_DOXYGEN_OUTPUT

      MGD::DEVICE_MEM16* m_DevMem16;

      CONTEXT_MEM16(const CONTEXT_MEM16&);
   
      friend class MGD::DEVICE_MEM16;  
      #endif // GENERATING_DOXYGEN_OUTPUT

   };


}  

#endif   // INC_MI32_MG2MEM16_H

---