hal_draw.c

来自「epson公司的一个关于s1d13706的低层驱动程序」· C语言 代码 · 共 1,567 行 · 第 1/3 页

C
1,567 行
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123
		   _Line(LinearAddress, BytesPerScanline, x1, y1, x2, y2, color, _Pixel16bpp);
		   break;
      }
   }

/*-------------------------------------------------------------------------*/

void seDrawSubWinLine(long x1, long y1, long x2, long y2, DWORD color)
   {
	unsigned BytesPerScanline;
   unsigned BitsPerPixel;
   DWORD LinearAddress;

   x1 += _SubWinSurface.xOffset;
   x2 += _SubWinSurface.xOffset;

	BytesPerScanline = seGetSubWinBytesPerScanline();

   if (x1 > x2)
      {
      _Swap(&x1, &x2);
      _Swap(&y1, &y2);
      }

	/*
	** Switch based on the pixel depth (BPP)
	*/
   BitsPerPixel = seGetBitsPerPixel();

  	LinearAddress = _SubWinSurface.LinearAddress;

#ifdef LINEAR_ADDRESSES_SUPPORTED
   if (LinearAddress == 0)
      return;
#else
   if (LinearAddress == -1)
      return;
#endif


/*
** Diagonal lines
*/
	switch (BitsPerPixel)
      {
	   case 1:
   	   _Line(LinearAddress, BytesPerScanline, x1, y1, x2, y2, color, _Pixel1bpp);
		   break;

	   case 2:
   	   _Line(LinearAddress, BytesPerScanline, x1, y1, x2, y2, color, _Pixel2bpp);
		   break;

	   case 4:
   	   _Line(LinearAddress, BytesPerScanline, x1, y1, x2, y2, color, _Pixel4bpp);
		   break;

	   case 8:
		   _Line(LinearAddress, BytesPerScanline, x1, y1, x2, y2, color, _Pixel8bpp);
		   break;

	   case 16:
		   _Line(LinearAddress, BytesPerScanline, x1, y1, x2, y2, color, _Pixel16bpp);
		   break;
      }
   }

/*-------------------------------------------------------------------------*/

void seDrawLine(long x1, long y1, long x2, long y2, DWORD color)
   {
	unsigned BytesPerScanline;
   unsigned BitsPerPixel;
   DWORD LinearAddress;

   x1 += _ActiveImageSurface->xOffset;
   x2 += _ActiveImageSurface->xOffset;

	BytesPerScanline = seGetBytesPerScanline();

   if (x1 > x2)
      {
      _Swap(&x1, &x2);
      _Swap(&y1, &y2);
      }


	/*
	** Switch based on the pixel depth (BPP)
	*/
   BitsPerPixel = seGetBitsPerPixel();

 	LinearAddress = _ActiveImageSurface->LinearAddress;


#ifdef LINEAR_ADDRESSES_SUPPORTED
   if (LinearAddress == 0)
      return;
#else
   if (LinearAddress == -1)
      return;
#endif


/*
** Diagonal lines
*/
	switch (BitsPerPixel)
      {
	   case 1:
   	   _Line(LinearAddress, BytesPerScanline, x1, y1, x2, y2, color, _Pixel1bpp);
		   break;

	   case 2:
   	   _Line(LinearAddress, BytesPerScanline, x1, y1, x2, y2, color, _Pixel2bpp);
		   break;

	   case 4:
   	   _Line(LinearAddress, BytesPerScanline, x1, y1, x2, y2, color, _Pixel4bpp);
		   break;

	   case 8:
		   _Line(LinearAddress, BytesPerScanline, x1, y1, x2, y2, color, _Pixel8bpp);
		   break;

	   case 16:
		   _Line(LinearAddress, BytesPerScanline, x1, y1, x2, y2, color, _Pixel16bpp);
		   break;
      }
   }

/*-------------------------------------------------------------------------*/

void seDrawMainWinRect(long x1, long y1, long x2, long y2, DWORD color, BOOL SolidFill)
   {
	unsigned BytesPerScanline;
   unsigned BitsPerPixel;
   DWORD LinearAddress;
   void (*linefn)(DWORD,int,long,long,long,long,DWORD);
   long y;

   x1 += _MainWinSurface.xOffset;
   x2 += _MainWinSurface.xOffset;

   if (y1 > y2)
      {
      y = y2;
      y2 = y1;
      y1 = y;
      }


	BytesPerScanline = seGetMainWinBytesPerScanline();
   BitsPerPixel = seGetBitsPerPixel();

 	LinearAddress = _MainWinSurface.LinearAddress;

#ifdef LINEAR_ADDRESSES_SUPPORTED
   if (LinearAddress == 0)
      return;
#else
   if (LinearAddress == -1)
      return;
#endif


   switch (BitsPerPixel)
      {
      case 1:
         linefn = _Line1bpp;
         break;

      case 2:
         linefn = _Line2bpp;
         break;

      case 4:
         linefn = _Line4bpp;
         break;

      case 8:
      default:
         linefn = _Line8bpp;
         break;

      case 16:
         linefn = _Line16bpp;
         break;
      }

	if (SolidFill)
      {
	   for (y = y1; y <= y2; y++)
		   (*linefn)(LinearAddress, BytesPerScanline, x1, y, x2, y, color);
	   }
	else
      {
	   (*linefn)(LinearAddress, BytesPerScanline, x1, y1, x2, y1, color);
	   (*linefn)(LinearAddress, BytesPerScanline, x1, y2, x2, y2, color);
	   (*linefn)(LinearAddress, BytesPerScanline, x1, y1, x1, y2, color);
	   (*linefn)(LinearAddress, BytesPerScanline, x2, y1, x2, y2, color);
	   }
   }

/*-------------------------------------------------------------------------*/

void seDrawSubWinRect(long x1, long y1, long x2, long y2, DWORD color, BOOL SolidFill)
   {
	unsigned BytesPerScanline;
   unsigned BitsPerPixel;
   DWORD LinearAddress;
   void (*linefn)(DWORD,int,long,long,long,long,DWORD);
   long y;

   x1 += _SubWinSurface.xOffset;
   x2 += _SubWinSurface.xOffset;

   if (y1 > y2)
      {
      y = y2;
      y2 = y1;
      y1 = y;
      }

	BytesPerScanline = seGetSubWinBytesPerScanline();
   BitsPerPixel = seGetBitsPerPixel();

  	LinearAddress = _SubWinSurface.LinearAddress;


#ifdef LINEAR_ADDRESSES_SUPPORTED
   if (LinearAddress == 0)
      return;
#else
   if (LinearAddress == -1)
      return;
#endif


   switch (BitsPerPixel)
      {
      case 1:
         linefn = _Line1bpp;
         break;

      case 2:
         linefn = _Line2bpp;
         break;

      case 4:
         linefn = _Line4bpp;
         break;

      case 8:
      default:
         linefn = _Line8bpp;
         break;

      case 16:
         linefn = _Line16bpp;
         break;
      }

	if (SolidFill)
      {
	   for (y = y1; y <= y2; y++)
		   (*linefn)(LinearAddress, BytesPerScanline, x1, y, x2, y, color);
	   }
	else
      {
	   (*linefn)(LinearAddress, BytesPerScanline, x1, y1, x2, y1, color);
	   (*linefn)(LinearAddress, BytesPerScanline, x1, y2, x2, y2, color);
	   (*linefn)(LinearAddress, BytesPerScanline, x1, y1, x1, y2, color);
	   (*linefn)(LinearAddress, BytesPerScanline, x2, y1, x2, y2, color);
	   }
   }

/*-------------------------------------------------------------------------*/

void seDrawRect(long x1, long y1, long x2, long y2, DWORD color, BOOL SolidFill)
   {
	unsigned BytesPerScanline;
   unsigned BitsPerPixel;
   DWORD LinearAddress;
   void (*linefn)(DWORD,int,long,long,long,long,DWORD);
   long y;

   x1 += _ActiveImageSurface->xOffset;
   x2 += _ActiveImageSurface->xOffset;

   if (y1 > y2)
      {
      y = y2;
      y2 = y1;
      y1 = y;
      }


	BytesPerScanline = seGetBytesPerScanline();
   BitsPerPixel = seGetBitsPerPixel();
 	LinearAddress = _ActiveImageSurface->LinearAddress;


#ifdef LINEAR_ADDRESSES_SUPPORTED
   if (LinearAddress == 0)
      return;
#else
   if (LinearAddress == -1)
      return;
#endif


   switch (BitsPerPixel)
      {
      case 1:
         linefn = _Line1bpp;
         break;

      case 2:
         linefn = _Line2bpp;
         break;

      case 4:
         linefn = _Line4bpp;
         break;

      case 8:
      default:
         linefn = _Line8bpp;
         break;

      case 16:
         linefn = _Line16bpp;
         break;
      }

	if (SolidFill)
      {
	   for (y = y1; y <= y2; y++)
		   (*linefn)(LinearAddress, BytesPerScanline, x1, y, x2, y, color);
	   }
	else
      {
	   (*linefn)(LinearAddress, BytesPerScanline, x1, y1, x2, y1, color);
	   (*linefn)(LinearAddress, BytesPerScanline, x1, y2, x2, y2, color);
	   (*linefn)(LinearAddress, BytesPerScanline, x1, y1, x1, y2, color);
	   (*linefn)(LinearAddress, BytesPerScanline, x2, y1, x2, y2, color);
	   }
   }

/*-------------------------------------------------------------------------*/

void seDrawMainWinEllipse(long xc, long yc, long xr, long yr, DWORD color)
   {
	unsigned BytesPerScanline;
   unsigned BitsPerPixel;
   DWORD LinearAddress;

   xc += _MainWinSurface.xOffset;

	BytesPerScanline = seGetMainWinBytesPerScanline();
   BitsPerPixel = seGetBitsPerPixel();

 	LinearAddress = _MainWinSurface.LinearAddress;


#ifdef LINEAR_ADDRESSES_SUPPORTED
   if (LinearAddress == 0)
      return;
#else
   if (LinearAddress == -1)
      return;
#endif


   switch (BitsPerPixel)
      {
      case 1:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel1bpp);
         break;

      case 2:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel2bpp);
         break;

      case 4:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel4bpp);
         break;

      case 8:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel8bpp);
         break;

      case 16:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel16bpp);
         break;
      }
   }

/*-------------------------------------------------------------------------*/

void seDrawSubWinEllipse(long xc, long yc, long xr, long yr, DWORD color)
   {
	unsigned BytesPerScanline;
   unsigned BitsPerPixel;
   DWORD LinearAddress;

   xc += _SubWinSurface.xOffset;

	BytesPerScanline = seGetSubWinBytesPerScanline();
   BitsPerPixel = seGetBitsPerPixel();

 	LinearAddress = _SubWinSurface.LinearAddress;


#ifdef LINEAR_ADDRESSES_SUPPORTED
   if (LinearAddress == 0)
      return;
#else
   if (LinearAddress == -1)
      return;
#endif


   switch (BitsPerPixel)
      {
      case 1:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel1bpp);
         break;

      case 2:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel2bpp);
         break;

      case 4:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel4bpp);
         break;

      case 8:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel8bpp);
         break;

      case 16:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel16bpp);
         break;
      }
   }


/*-------------------------------------------------------------------------*/

void seDrawEllipse(long xc, long yc, long xr, long yr, DWORD color)
   {
	unsigned BytesPerScanline;
   unsigned BitsPerPixel;
   DWORD LinearAddress;

   xc += _ActiveImageSurface->xOffset;

	BytesPerScanline = seGetBytesPerScanline();
   BitsPerPixel = seGetBitsPerPixel();
 	LinearAddress = _ActiveImageSurface->LinearAddress;


#ifdef LINEAR_ADDRESSES_SUPPORTED
   if (LinearAddress == 0)
      return;
#else
   if (LinearAddress == -1)
      return;
#endif


   switch (BitsPerPixel)
      {
      case 1:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel1bpp);
         break;

      case 2:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel2bpp);
         break;

      case 4:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel4bpp);
         break;

      case 8:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel8bpp);
         break;

      case 16:
         _Ellipse(LinearAddress, BytesPerScanline, xc, yc, xr, yr, color, _Pixel16bpp);
         break;
      }
   }

/*-------------------------------------------------------------------------*/

void seDrawMainWinCircle(long xCenter, long yCenter, long radius, DWORD color)
   {
   seDrawMainWinEllipse(xCenter, yCenter, radius, radius, color);
   }

/*-------------------------------------------------------------------------*/

void seDrawSubWinCircle(long xCenter, long yCenter, long radius, DWORD color)
   {
   seDrawSubWinEllipse(xCenter, yCenter, radius, radius, color);
   }

/*-------------------------------------------------------------------------*/

void seDrawCircle(long xCenter, long yCenter, long radius, DWORD color)
   {
   seDrawEllipse(xCenter, yCenter, radius, radius, color);
   }

/*-------------------------------------------------------------------------*/
123

hal_draw.c - 源码说明

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