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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4973 | right-hear | 1 | /* |
| 2 | IMGLIB: An example image loading library for use with SDL |
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| 3 | Copyright (C) 1999 Sam Lantinga |
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| 4 | |||
| 5 | This program is free software; you can redistribute it and/or modify |
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| 6 | it under the terms of the GNU General Public License as published by |
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| 7 | the Free Software Foundation; either version 2 of the License, or |
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| 8 | (at your option) any later version. |
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| 9 | |||
| 10 | This program is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 13 | GNU General Public License for more details. |
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| 14 | |||
| 15 | You should have received a copy of the GNU General Public License |
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| 16 | along with this program; if not, write to the Free Software |
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| 17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 18 | |||
| 19 | Sam Lantinga |
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| 20 | 5635-34 Springhouse Dr. |
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| 21 | Pleasanton, CA 94588 (USA) |
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| 22 | slouken@devolution.com |
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| 23 | */ |
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| 24 | |||
| 25 | /* A simple library to load images of various formats as SDL surfaces */ |
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| 26 | |||
| 27 | #ifndef _IMG_h |
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| 28 | #define _IMG_h |
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| 29 | |||
| 30 | #include "SDL.h" |
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| 31 | #include "begin_code.h" |
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| 32 | |||
| 33 | /* Set up for C function definitions, even when using C++ */ |
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| 34 | #ifdef __cplusplus |
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| 35 | extern "C" { |
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| 36 | #endif |
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| 37 | |||
| 38 | /* Load an image from an SDL data source. |
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| 39 | The 'type' may be one of: "BMP", "GIF", "PNG", etc. |
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| 40 | |||
| 41 | If the image format supports a transparent pixel, SDL will set the |
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| 42 | colorkey for the surface. You can enable RLE acceleration on the |
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| 43 | surface afterwards by calling: |
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| 44 | SDL_SetColorKey(image, SDL_RLEACCEL, image->format->colorkey); |
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| 45 | */ |
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| 46 | extern DECLSPEC SDL_Surface *IMG_LoadTyped_RW(SDL_RWops *src, int freesrc, |
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| 47 | char *type); |
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| 48 | /* Convenience functions */ |
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| 49 | extern DECLSPEC SDL_Surface *IMG_Load(const char *file); |
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| 50 | extern DECLSPEC SDL_Surface *IMG_Load_RW(SDL_RWops *src, int freesrc); |
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| 51 | |||
| 52 | /* Invert the alpha of a surface for use with OpenGL |
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| 53 | This function is now a no-op, and only provided for backwards compatibility. |
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| 54 | */ |
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| 55 | extern DECLSPEC int IMG_InvertAlpha(int on); |
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| 56 | |||
| 57 | /* Functions to detect a file type, given a seekable source */ |
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| 58 | extern DECLSPEC int IMG_isBMP(SDL_RWops *src); |
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| 59 | extern DECLSPEC int IMG_isPNM(SDL_RWops *src); |
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| 60 | extern DECLSPEC int IMG_isXPM(SDL_RWops *src); |
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| 61 | extern DECLSPEC int IMG_isXCF(SDL_RWops *src); |
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| 62 | extern DECLSPEC int IMG_isPCX(SDL_RWops *src); |
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| 63 | extern DECLSPEC int IMG_isGIF(SDL_RWops *src); |
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| 64 | extern DECLSPEC int IMG_isJPG(SDL_RWops *src); |
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| 65 | extern DECLSPEC int IMG_isTIF(SDL_RWops *src); |
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| 66 | extern DECLSPEC int IMG_isPNG(SDL_RWops *src); |
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| 67 | |||
| 68 | /* Individual loading functions */ |
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| 69 | extern DECLSPEC SDL_Surface *IMG_LoadBMP_RW(SDL_RWops *src); |
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| 70 | extern DECLSPEC SDL_Surface *IMG_LoadPNM_RW(SDL_RWops *src); |
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| 71 | extern DECLSPEC SDL_Surface *IMG_LoadXPM_RW(SDL_RWops *src); |
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| 72 | extern DECLSPEC SDL_Surface *IMG_LoadXCF_RW(SDL_RWops *src); |
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| 73 | extern DECLSPEC SDL_Surface *IMG_LoadPCX_RW(SDL_RWops *src); |
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| 74 | extern DECLSPEC SDL_Surface *IMG_LoadGIF_RW(SDL_RWops *src); |
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| 75 | extern DECLSPEC SDL_Surface *IMG_LoadJPG_RW(SDL_RWops *src); |
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| 76 | extern DECLSPEC SDL_Surface *IMG_LoadTIF_RW(SDL_RWops *src); |
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| 77 | extern DECLSPEC SDL_Surface *IMG_LoadPNG_RW(SDL_RWops *src); |
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| 78 | extern DECLSPEC SDL_Surface *IMG_LoadTGA_RW(SDL_RWops *src); |
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| 79 | |||
| 80 | /* We'll use SDL for reporting errors */ |
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| 81 | #define IMG_SetError SDL_SetError |
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| 82 | #define IMG_GetError SDL_GetError |
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| 83 | |||
| 84 | /* used internally, NOT an exported function */ |
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| 85 | extern DECLSPEC int IMG_string_equals(const char *str1, const char *str2); |
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| 86 | |||
| 87 | /* Ends C function definitions when using C++ */ |
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| 88 | #ifdef __cplusplus |
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| 89 | } |
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| 90 | #endif |
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| 91 | #include "close_code.h" |
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| 92 | |||
| 93 | #endif /* _IMG_h */ |