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