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# ExCImageLoader.h

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    00001 /************************************************************************/
    00002 /* Ex Nihlo Engine by Hermanns Christophe                                                               */
    00003 /************************************************************************/
    00004 /* This program is free software; you can redistribute it and/or                */
    00005 /* modify it under the terms of the GNU General Public License                  */
    00006 /* as published by the Free Software Foundation; either version 2               */
    00007 /* of the License, or (at your option) any later version.                               */
    00008 /*                                                                                                                                              */
    00009 /* This program is distributed in the hope that it will be useful,              */
    00010 /* but WITHOUT ANY WARRANTY; without even the implied warranty of               */
    00011 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.                                 */
    00012 /*                                                                                                                                              */
    00013 /* See the GNU General Public License for more details.                                 */
    00014 /*                                                                                                                                              */
    00015 /* You should have received a copy of the GNU General Public License    */
    00016 /* along with this program; if not, write to the Free Software                  */
    00017 /* Foundation, Inc., 59 Temple Place - Suite 330,                                               */
    00018 /* Boston, MA  02111-1307, USA.                                                                                 */
    00019 /*                                                                                                                                              */
    00020 /* If you use a important part of this code please send me a mail               */
    00021 /* I just want to see where my code go thks :)                                                  */
    00022 /************************************************************************/
    00023
    00024 /************************************************************************/
    00025 /* Contact                                                              */
    00026 /************************************************************************/
    00027 /* ExNihilo Website :www.ploksoftware.org                               */
    00028 /*                                                                      */
    00029 /* Hermanns Christophe ExNihilo creator and main programmer             */
    00030 /*                                                                      */
    00031 /* Mail             : Data@ploksoftware.org                                                             */
    00032 /* ICQ              : 8030901                                                                                   */
    00033 /* MSN Messenger    : Data_7@hotmail.com                                                                */
    00034 /*                                                                      */
    00035 /* Benjamin Michotte Linux port, webmaster                              */
    00036 /*                                                                      */
    00037 /* Mail             :binny@ploksoftware.org                             */
    00038 /*                                                                      */
    00039 /************************************************************************/
    00040
    00041 /************************************************************************/
    00042 /* File Description                                                                                             */
    00043 /************************************************************************/
    00044 /* File Name   :ExCImageLoader.h                                                                                */
    00045 /*                                                                                                                                              */
    00046 /* Start Date   :03/15/2002                                                                                             */
    00047 /*                                                                                                                                              */
    00048 /* Last Update :06/20/2003                                              */
    00049 /*                                                                                                                                              */
    00050 /* File Description :                                                                                                   */
    00051 /*                                                                      */
    00052 /* For update of this file check : www.ploksoftware.org                 */
    00053 /************************************************************************/
    00054
    00055 #ifndef __EXCIMAGELOADER__
    00056 #define __EXCIMAGELOADER__
    00057 //--------------------------------
    00058 // File to include
    00059 //--------------------------------
    00060 #include "ExDefine.h"
    00061 #include "Math/ExMath.h"
    00062 #include "ExNihiloExecption.h"
    00063 #include "ExNihiloNameSpace.h"
    00064 //--------------------------------
    00065 #include <ddraw.h>
    00066 //--------------------------------
    00067 // Define type
    00068 //--------------------------------
    00069 #define TGA_RGB          2              // Normal RGB file
    00070 #define TGA_A            3              // ALPHA file
    00071 #define TGA_RLE         10              // Run-Length Encoded (RLE) file
    00072 //-------------------------------
    00073 enum TextureType
    00074 {
    00075         BMP,TGA,PCX,JPG,RGB,RAW,PPM,DDS,UNKNOWN
    00076 };
    00077
    00078 //-------------------------------
    00079 class ExCImageLoader
    00080 {
    00081 private:
    00082         //--------------------------------
    00083         // Header
    00084         //--------------------------------
    00085         typedef struct
    00086         {
    00087                 unsigned char manufacturer;
    00088                 unsigned char version;
    00089                 unsigned char encoding;
    00090                 unsigned char bits;
    00091                 unsigned char xMin;
    00092                 unsigned char yMin;
    00093                 unsigned char xMax;
    00094                 unsigned char yMax;
    00095                 unsigned char *palette;
    00096         } PCXHEADER;
    00097
    00098         typedef struct tagBITMAPINFOHEADER{
    00099                 DWORD      biSize;
    00100                 LONG       biWidth;
    00101                 LONG       biHeight;
    00102                 WORD       biPlanes;
    00103                 WORD       biBitCount;
    00104                 DWORD      biCompression;
    00105                 DWORD      biSizeImage;
    00106                 LONG       biXPelsPerMeter;
    00107                 LONG       biYPelsPerMeter;
    00108                 DWORD      biClrUsed;
    00109                 DWORD      biClrImportant;
    00110         } BITMAPINFOHEADER;
    00111
    00112
    00113 //--------------------------------
    00114 // Methode
    00115 //--------------------------------
    00116         unsigned char *LoadPCXFile(std::string filename, PCXHEADER *pcxHeader);
    00117         //void DecodeJPG(jpeg_decompress_struct* cinfo, tImage *pImageData);
    00118         TextureType FindTextureType(std::string FileName);
    00119 public:
    00120 //--------------------------------
    00121 // Variable
    00122 //--------------------------------
    00123         TextureType             m_TextureType;
    00124         int                             m_channels;                     // The channels in the image (3 = RGB : 4 = RGBA)
    00125         int                             m_sizeX;                                // The width of the image in pixels
    00126         int                             m_sizeY;                                // The height of the image in pixels
    00127         long int                m_scaledWidth;
    00128         long int                m_scaledHeight;
    00129         unsigned int    m_type;         // RGB,RGBA...
    00130         unsigned char   *m_data;        // The image pixel data
    00131         unsigned char   *m_palette;
    00132
    00133
    00134         int                             m_ddsBufsize;
    00135         int                             m_ddsNumMipmaps;
    00136         int                             m_ddsFormat;
    00137         int                             m_ddsComponent;
    00138 //--------------------------------
    00139 // Constructor // Destructor
    00140 //--------------------------------
    00141         ExCImageLoader(void);
    00142         ExCImageLoader(std::string FileName);
    00143         ~ExCImageLoader(void);
    00144 //--------------------------------
    00145 // Methode
    00146 //--------------------------------
    00147         bool LoadImage(std::string FileName);
    00148         //bool LoadImage(const char *strFileName);
    00149         bool LoadBMP(const char *strFileName);
    00150
    00151         bool LoadBMP(std::string strFileName);
    00152         bool LoadTGA(std::string strFileName);
    00153         bool LoadJPG(std::string strFileName);
    00154         bool LoadPCX(std::string strFileName);
    00155         bool LoadRAW(std::string strFileName);
    00156         bool LoadRGB(std::string strFileName);
    00157         bool LoadPPM(std::string strFileName);
    00158         bool LoadDDS(std::string strFileName);
    00159
    00160         bool SaveImage(std::string FileName,int width,int height);
    00161
    00162         bool SaveBMP(std::string strFileName,int width,int height,unsigned char * ImageData);
    00163         bool SaveTGA(std::string strFileName,int width,int height,unsigned char * ImageData);
    00164         bool SaveJPG(std::string strFileName,int width,int height,unsigned char * ImageData);
    00165         bool SavePCX(std::string strFileName,int width,int height,unsigned char * ImageData);
    00166         bool SaveRAW(std::string strFileName,int width,int height,unsigned char * ImageData);
    00167         bool SaveRGB(std::string strFileName,int width,int height,unsigned char * ImageData);
    00168         bool SavePPM(std::string strFileName,int width,int height,unsigned char * ImageData);
    00169 };
    00170
    00171 #endif //__EXCIMAGELOADER__
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