Public API Reference

csgfx/imagetools.h

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/*
    Copyright (C) 2005 by Jorrit Tyberghein
              (C) 2005 by Frank Richter

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public
    License along with this library; if not, write to the Free
    Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#ifndef __CS_CSGFX_IMAGETOOLS_H__
#define __CS_CSGFX_IMAGETOOLS_H__

#include "csextern.h"
#include "csgfx/rgbpixel.h"
#include "igraphic/image.h"

class CS_CRYSTALSPACE_EXPORT csImageTools
{
public:
  static inline size_t ComputeDataSize (iImage* img) 
  {
    return img->GetWidth() * img->GetHeight() * img->GetDepth() * 
      (((img->GetFormat() & CS_IMGFMT_MASK) == CS_IMGFMT_PALETTED8) ? 1 : 
      sizeof (csRGBpixel));
  }
  static int ClosestPaletteIndex (const csRGBpixel* Palette, 
    const csRGBpixel& iColor, int palEntries = 256);
};

#endif // __CS_CSGFX_IMAGETOOLS_H__

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