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/* ScummVM - Scumm Interpreter
* Copyright (C) 2004 The ScummVM project
*
* The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
*
* 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.
*
* $Header$
*
*/
/*
Description:
Background animation management module private header
Notes:
*/
#ifndef SAGA_ANIMATION_H_
#define SAGA_ANIMATION_H_
namespace Saga {
#define R_MAX_ANIMATIONS 7
#define R_DEFAULT_FRAME_TIME 140
#define SAGA_FRAME_HEADER_MAGIC 15
#define SAGA_FRAME_HEADER_LEN 12
/* All animation resources begin with an ANIMATION_HEADER
* at 0x00, followed by a RLE code stream
\*--------------------------------------------------------------------------*/
struct R_ANIMATION_HEADER {
uint magic;
uint screen_w;
uint screen_h;
uint unknown06;
uint unknown07;
uint nframes;
uint flags;
uint unknown10;
uint unknown11;
};
/* A byte from the code stream of FRAME_HEADER_MAGIC signifies that a
* FRAME_HEADER structure follows
\*--------------------------------------------------------------------------*/
struct R_FRAME_HEADER {
int x_start;
int y_start;
int x_pos;
int y_pos;
int width;
int height;
};
/* Animation info array member */
struct R_ANIMATION {
const uchar *resdata;
size_t resdata_len;
uint n_frames;
size_t *frame_offsets;
uint current_frame;
uint end_frame;
uint stop_frame;
const uchar *cur_frame_p;
size_t cur_frame_len;
int frame_time;
uint play_flag;
int link_flag;
uint link_id;
uint flags;
};
struct R_ANIMINFO {
int initialized;
uint anim_count;
uint anim_limit;
R_ANIMATION *anim_tbl[R_MAX_ANIMATIONS];
};
int ANIM_GetNumFrames(const uchar * anim_resource, uint * n_frames);
int
ITE_DecodeFrame(const uchar * anim_resource,
size_t frame_offset, uchar * buf, size_t buf_len);
int
IHNM_DecodeFrame(uchar * decode_buf,
size_t decode_buf_len,
const uchar * thisf_p,
size_t thisf_len, const uchar ** nextf_p, size_t * nextf_len);
int
ANIM_GetFrameOffset(const uchar * anim_resource,
uint find_frame, size_t * frame_offset);
static void CF_anim_info(int argc, char *argv[]);
} // End of namespace Saga
#endif /* R_ANIMATION_H_ */
/* end "r_animation.h" */
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