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Platform_Win32_Screen_GDI.h

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#ifndef __Platform_Win32_Screen_GDI_H__
#define __Platform_Win32_Screen_GDI_H__

// Includes
#include "Platform_Win32_Screen_Technology.h"

// Forward declares
struct HDC__;

// Platform_Win32_Screen_GDI
class Platform_Win32_Screen_GDI:public Platform_Win32_Screen_Technology
   {

   public:
      Platform_Win32_Screen_GDI(struct HWND__* windowHandle, bool fullscreen, int screenWidth, int screenHeight);
      virtual ~Platform_Win32_Screen_GDI();

      virtual bool Setup();

      virtual bool Present(
         unsigned short* bitmapData,
         int bitmapWidth,
         int bitmapHeight,
         unsigned short modulate,
         unsigned short backgroundColor
         );

      virtual void SetInterpolationMode(bool enabled);

      virtual void TransformCursorCoordinates(float& x, float& y);
   private:
      bool CopyBitmapData(
         unsigned short* source, int sourceWidth, int sourceHeight, int sourcePitch, 
         unsigned short* destination, int destinationWidth, int destinationHeight, int destinationPitch,
         unsigned short modulate
         );

      void ModulateBitmap(       
         unsigned short* bitmapData,
         int bitmapWidth,
         int bitmapHeight,
         unsigned short modulate
         );
      
      void ScaleBitmap(       
         unsigned short* bitmapData,
         int bitmapWidth,
         int bitmapHeight,
         int scale
         );
      
      void ModulateAndScaleBitmap
         (
         unsigned short* bitmapData,
         int bitmapWidth,
         int bitmapHeight,
         unsigned short modulate, 
         int scale);
      
      void CropBitmap(
         unsigned short* bitmapData,
         int bitmapWidth,
         int bitmapHeight
         );
      
      void ModulateAndCropBitmap(
         unsigned short* bitmapData,
         int bitmapWidth,
         int bitmapHeight,
         unsigned short modulate
         );

      void SetDIBits(
         unsigned short* data, 
         int width, 
         int height, 
         int x = 0, 
         int y = 0
         );

   private:
      struct HWND__* windowHandle_;
      bool fullscreen_;
      int screenWidth_;
      int screenHeight_;
      unsigned short* backBuffer_;
      int lastPresentWidth_;
      int lastPresentHeight_;
   };


#endif /* __Platform_Win32_Screen_GDI_H__ */

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