mi32/mg2mem1s.h

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#ifndef INC_MI32_MG2MEM1S_H
#define INC_MI32_MG2MEM1S_H

#ifndef INC_MI32_MD2BINARY_H
#include <mi32/mg2binary.h>
#endif

#ifndef INC_MI32_BITSETD_H
#include <mi32/bitset.h>
#endif


namespace MGD {

class DEVICE_MEM1_SPARSE : public MGD::DEVICE_BINARY {
   public:

      class CONTEXT : public MGD::DEVICE_BINARY::CONTEXT {
         public:
            virtual ~CONTEXT ();

         protected:
            CONTEXT (
               MGD::DEVICE_MEM1_SPARSE *pDevice
               );

         private:
            #ifndef GENERATING_DOXYGEN_OUTPUT
            typedef DEVICE_BINARY::CONTEXT BASECLASS;

            CONTEXT (const CONTEXT&);
            CONTEXT& operator= (const CONTEXT&);

            friend class MGD::DEVICE_MEM1_SPARSE;

            virtual ERRVALUE v_PutPixel (INT32 x, INT32 y, MGD::PIXEL pixel);
            #endif // GENERATING_DOXYGEN_OUTPUT
         };

      DEVICE_MEM1_SPARSE ();

      virtual ~DEVICE_MEM1_SPARSE();

      ERRVALUE Create (
         INT32 height,
         INT32 width,
         bool StartValue = false
         );

   private:
      #ifndef GENERATING_DOXYGEN_OUTPUT
      DEVICE_MEM1_SPARSE (const DEVICE_MEM1_SPARSE&);
      DEVICE_MEM1_SPARSE& operator= (const DEVICE_MEM1_SPARSE&);

      BITSET m_RowConstVal;
      SIMPLE_ARRAY<BITSET*> m_RowBits;
      UINT32 m_width;      // Number of columns

      // DEVICE overrides.
      virtual MGD::CONTEXT* v_CreateContext ();
      virtual ERRVALUE v_FillSpan (MGD::CONTEXT *gc, INT32 x1, INT32 x2, INT32 y);
      // DEVICE_BINARY overrides.
      bool v_GetRange (INT32 x, INT32 y, INT32 x2, INT32& endx) const;
      bool v_GetValue (INT32 x, INT32 y) const;
      void v_SetAll (bool value = true);
      #endif // GENERATING_DOXYGEN_OUTPUT
   };


}  // End of namespace

#endif   // INC_MI32_MG2MEM1S_H

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