BOOLEAN DIB_XXBPP_FloodFillSolid	(	SURFOBJ *	DstSurf,
		BRUSHOBJ *	Brush,
		RECTL *	DstRect,
		POINTL *	Origin,
		ULONG	ConvColor,
		UINT	FillType
	)
Definition at line 86 of file floodfill.c.
Referenced by NtGdiExtFloodFill().
{
  ULONG x, y;
  ULONG BrushColor;
  FLOODINFO flood = {0, NULL, NULL};

  BrushColor = Brush->iSolidColor;
  x = Origin->x;
  y = Origin->y;

  if (FillType == FLOODFILLBORDER)
  {
    /* Check if the start pixel has the border color */
    if (DibFunctionsForBitmapFormat[DstSurf->iBitmapFormat].DIB_GetPixel(DstSurf, x, y) == ConvColor)
    {
      return FALSE;
    }

    if (initFlood(&flood, DstRect) == FALSE)
    {
      return FALSE;
    }
    addItemFlood(&flood, x, y, DstSurf, DstRect, ConvColor, FALSE);
    while (flood.floodLen != 0) 
    {
      x = flood.floodStart->x;
      y = flood.floodStart->y;
      removeItemFlood(&flood);

      DibFunctionsForBitmapFormat[DstSurf->iBitmapFormat].DIB_PutPixel(DstSurf, x, y, BrushColor);
      if (flood.floodStart - 4 < flood.floodData)
      {   
        DPRINT1("Can't finish flooding!\n");
        finalizeFlood(&flood);
        return FALSE;
      }
      addItemFlood(&flood, x, y + 1, DstSurf, DstRect, ConvColor, FALSE);
      addItemFlood(&flood, x, y - 1, DstSurf, DstRect, ConvColor, FALSE);
      addItemFlood(&flood, x + 1, y, DstSurf, DstRect, ConvColor, FALSE);
      addItemFlood(&flood, x - 1, y, DstSurf, DstRect, ConvColor, FALSE);
    }
    finalizeFlood(&flood);
  }
  else if (FillType == FLOODFILLSURFACE)
  {
    /* Check if the start pixel has the surface color */
    if (DibFunctionsForBitmapFormat[DstSurf->iBitmapFormat].DIB_GetPixel(DstSurf, x, y) != ConvColor)
    {
      return FALSE;
    }

    if (initFlood(&flood, DstRect) == FALSE)
    {
      return FALSE;
    }
    addItemFlood(&flood, x, y, DstSurf, DstRect, ConvColor, TRUE);
    while (flood.floodLen != 0) 
    {
      x = flood.floodStart->x;
      y = flood.floodStart->y;
      removeItemFlood(&flood);

      DibFunctionsForBitmapFormat[DstSurf->iBitmapFormat].DIB_PutPixel(DstSurf, x, y, BrushColor);
      if (flood.floodStart - 4 < flood.floodData)
      {
        DPRINT1("Can't finish flooding!\n");
        finalizeFlood(&flood);
        return FALSE;
      }
      addItemFlood(&flood, x, y + 1, DstSurf, DstRect, ConvColor, TRUE);
      addItemFlood(&flood, x, y - 1, DstSurf, DstRect, ConvColor, TRUE);
      addItemFlood(&flood, x + 1, y, DstSurf, DstRect, ConvColor, TRUE);
      addItemFlood(&flood, x - 1, y, DstSurf, DstRect, ConvColor, TRUE);
    }
    finalizeFlood(&flood);
  }
  else
  {
    DPRINT1("Unsupported FloodFill type!\n");
    return FALSE;
  }
  return TRUE;
}
ReactOS Development > Doxygen
