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94 lines
3.4 KiB
C
94 lines
3.4 KiB
C
/*
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IMGLIB: An example image loading library for use with SDL
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Copyright (C) 1999 Sam Lantinga
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Sam Lantinga
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5635-34 Springhouse Dr.
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Pleasanton, CA 94588 (USA)
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slouken@devolution.com
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*/
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/* A simple library to load images of various formats as SDL surfaces */
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#ifndef _IMG_h
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#define _IMG_h
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#include "SDL.h"
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#include "begin_code.h"
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/* Set up for C function definitions, even when using C++ */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Load an image from an SDL data source.
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The 'type' may be one of: "BMP", "GIF", "PNG", etc.
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If the image format supports a transparent pixel, SDL will set the
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colorkey for the surface. You can enable RLE acceleration on the
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surface afterwards by calling:
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SDL_SetColorKey(image, SDL_RLEACCEL, image->format->colorkey);
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*/
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extern DECLSPEC SDL_Surface *IMG_LoadTyped_RW(SDL_RWops *src, int freesrc,
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char *type);
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/* Convenience functions */
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extern DECLSPEC SDL_Surface *IMG_Load(const char *file);
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extern DECLSPEC SDL_Surface *IMG_Load_RW(SDL_RWops *src, int freesrc);
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/* Invert the alpha of a surface for use with OpenGL
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This function is now a no-op, and only provided for backwards compatibility.
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*/
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extern DECLSPEC int IMG_InvertAlpha(int on);
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/* Functions to detect a file type, given a seekable source */
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extern DECLSPEC int IMG_isBMP(SDL_RWops *src);
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extern DECLSPEC int IMG_isPNM(SDL_RWops *src);
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extern DECLSPEC int IMG_isXPM(SDL_RWops *src);
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extern DECLSPEC int IMG_isXCF(SDL_RWops *src);
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extern DECLSPEC int IMG_isPCX(SDL_RWops *src);
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extern DECLSPEC int IMG_isGIF(SDL_RWops *src);
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extern DECLSPEC int IMG_isJPG(SDL_RWops *src);
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extern DECLSPEC int IMG_isTIF(SDL_RWops *src);
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extern DECLSPEC int IMG_isPNG(SDL_RWops *src);
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/* Individual loading functions */
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extern DECLSPEC SDL_Surface *IMG_LoadBMP_RW(SDL_RWops *src);
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extern DECLSPEC SDL_Surface *IMG_LoadPNM_RW(SDL_RWops *src);
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extern DECLSPEC SDL_Surface *IMG_LoadXPM_RW(SDL_RWops *src);
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extern DECLSPEC SDL_Surface *IMG_LoadXCF_RW(SDL_RWops *src);
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extern DECLSPEC SDL_Surface *IMG_LoadPCX_RW(SDL_RWops *src);
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extern DECLSPEC SDL_Surface *IMG_LoadGIF_RW(SDL_RWops *src);
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extern DECLSPEC SDL_Surface *IMG_LoadJPG_RW(SDL_RWops *src);
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extern DECLSPEC SDL_Surface *IMG_LoadTIF_RW(SDL_RWops *src);
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extern DECLSPEC SDL_Surface *IMG_LoadPNG_RW(SDL_RWops *src);
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extern DECLSPEC SDL_Surface *IMG_LoadTGA_RW(SDL_RWops *src);
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/* We'll use SDL for reporting errors */
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#define IMG_SetError SDL_SetError
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#define IMG_GetError SDL_GetError
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/* used internally, NOT an exported function */
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extern DECLSPEC int IMG_string_equals(const char *str1, const char *str2);
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/* Ends C function definitions when using C++ */
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#ifdef __cplusplus
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}
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#endif
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#include "close_code.h"
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#endif /* _IMG_h */
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