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memimage.h

00001 /*
00002     Copyright (C) 2000 by Jorrit Tyberghein
00003     Written by Samuel Humphreys
00004 
00005     This library is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License as published by the Free Software Foundation; either
00008     version 2 of the License, or (at your option) any later version.
00009 
00010     This library is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013     Library General Public License for more details.
00014 
00015     You should have received a copy of the GNU Library General Public
00016     License along with this library; if not, write to the Free
00017     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00018 */
00019 
00020 #ifndef __CS_MEMIMAGE_H__
00021 #define __CS_MEMIMAGE_H__
00022 
00023 #include "csimage.h"
00024 
00032 class csImageMemory : public csImageFile
00033 {
00035   bool short_cut;
00037   bool destroy_image;
00038 public:
00040   csImageMemory (int width, int height);
00046   csImageMemory (int width, int height, csRGBpixel *buffer, bool destroy);
00047 
00048   virtual ~csImageMemory ();
00049 
00051   void Clear (const csRGBpixel &colour);
00052 
00054   virtual void Rescale (int NewWidth, int NewHeight);
00055 
00057   virtual int GetFormat ()
00058   { return CS_IMGFMT_TRUECOLOR; }
00060   virtual csRGBpixel *GetPalette ()
00061   { return NULL; }
00063   virtual uint8 *GetAlpha ()
00064   { return NULL; }
00066   virtual void SetFormat (int /*iFormat*/)
00067   {  }
00069   virtual iImage *Clone ()
00070   { return NULL; }
00072   virtual iImage *Crop (int /*x*/, int /*y*/, int /*width*/, int /*height*/ )
00073   { return NULL; }
00074 };
00075 
00076 
00077 #endif // __CS_MEMIMAGE_H__

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