Crazy Eddie's GUI System  0.8.4
ImageCodec.h
00001 /***********************************************************************
00002         created:        03/06/2006
00003         author:         Olivier Delannoy 
00004         
00005         purpose:        This codec provide TGA image loading, it's the default 
00006                 codec 
00007 *************************************************************************/
00008 /***************************************************************************
00009  *   Copyright (C) 2004 - 2006 Paul D Turner & The CEGUI Development Team
00010  *
00011  *   Permission is hereby granted, free of charge, to any person obtaining
00012  *   a copy of this software and associated documentation files (the
00013  *   "Software"), to deal in the Software without restriction, including
00014  *   without limitation the rights to use, copy, modify, merge, publish,
00015  *   distribute, sublicense, and/or sell copies of the Software, and to
00016  *   permit persons to whom the Software is furnished to do so, subject to
00017  *   the following conditions:
00018  *
00019  *   The above copyright notice and this permission notice shall be
00020  *   included in all copies or substantial portions of the Software.
00021  *
00022  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00023  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00024  *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00025  *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
00026  *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
00027  *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
00028  *   OTHER DEALINGS IN THE SOFTWARE.
00029  ***************************************************************************/
00030 #ifndef _CEGUITGAImageCodec_h_
00031 #define _CEGUITGAImageCodec_h_
00032 #include "../../ImageCodec.h"
00033 
00034 #if (defined( __WIN32__ ) || defined( _WIN32 )) && !defined(CEGUI_STATIC)
00035 #   ifdef CEGUITGAIMAGECODEC_EXPORTS
00036 #       define CEGUITGAIMAGECODEC_API __declspec(dllexport)
00037 #   else
00038 #       define CEGUITGAIMAGECODEC_API __declspec(dllimport)
00039 #   endif
00040 #else
00041 #   define CEGUITGAIMAGECODEC_API
00042 #endif
00043 
00044 namespace CEGUI 
00045 {
00053 class CEGUITGAIMAGECODEC_API TGAImageCodec : public ImageCodec
00054 {
00059     struct ImageTGA
00060     {
00061         int channels;        
00062         int sizeX;           
00063         int sizeY;           
00064         unsigned char *data; 
00065     };
00066     
00068     static void flipVertImageTGA(ImageTGA* img);
00070     static void flipHorzImageTGA(ImageTGA* img);
00071 
00076     static ImageTGA* loadTGA(const unsigned char* buffer, size_t buffer_size);
00081     static void convertRGBToRGBA(ImageTGA* img);
00082         
00083 public:
00084     TGAImageCodec();
00085 
00086     ~TGAImageCodec();
00087     
00088     // Took this code from http://www.gametutorials.com still ne
00089     // tImageTGA *LoadTGA(const char *filename)
00090     //
00091     // This is our cool function that loads the targa (TGA) file, then returns it's data.  
00092     // This tutorial supports 16, 24 and 32 bit images, along with RLE compression.
00093     //
00094     //
00095     // Ben Humphrey (DigiBen)
00096     // Game Programmer
00097     // DigiBen@GameTutorials.com
00098     // Co-Web Host of www.GameTutorials.com
00099     Texture* load(const RawDataContainer& data, Texture* result);
00100 
00101 protected:
00102 private:
00103 };
00104 
00105 } // End of CEGUI namespace section 
00106 
00107 #endif // end of guard _CEGUITGAImageCodec_h_
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