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/*
SDL_anigif: An example animated GIF image loading library for use with SDL
SDL_image Copyright (C) 1997-2006 Sam Lantinga
Animated GIF "derived work" Copyright (C) 2006 Doug McFadyen
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _SDL_ANIGIF_H
#define _SDL_ANIGIF_H
#include <SDL/SDL.h>
#include <SDL/begin_code.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct
{
SDL_Surface* surface; /* SDL surface for this frame */
int x, y; /* Frame offset position */
int disposal; /* Disposal code */
int delay; /* Frame delay in ms */
int user; /* User data (not used by aniGIF) */
} AG_Frame;
#define AG_DISPOSE_NA 0 /* No disposal specified */
#define AG_DISPOSE_NONE 1 /* Do not dispose */
#define AG_DISPOSE_RESTORE_BACKGROUND 2 /* Restore to background */
#define AG_DISPOSE_RESTORE_PREVIOUS 3 /* Restore to previous */
extern DECLSPEC int AG_isGIF( SDL_RWops* src );
extern DECLSPEC int AG_LoadGIF( const char* file, AG_Frame* frames, int maxFrames );
extern DECLSPEC void AG_FreeSurfaces( AG_Frame* frames, int nFrames );
extern DECLSPEC int AG_ConvertSurfacesToDisplayFormat( AG_Frame* frames, int nFrames );
extern DECLSPEC int AG_NormalizeSurfacesToDisplayFormat( AG_Frame* frames, int nFrames );
extern DECLSPEC int AG_LoadGIF_RW( SDL_RWops* src, AG_Frame* frames, int size );
#ifdef __cplusplus
}
#endif
#include <SDL/close_code.h>
#endif /* _SDL_ANIGIF_H */
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