1 files changed, 139 insertions, 0 deletions
diff --git a/saga/animation.h b/saga/animation.h
new file mode 100644
index 0000000000..b448f75b10
--- /dev/null
+++ b/saga/animation.h
@@ -0,0 +1,139 @@
+/* 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
+\*--------------------------------------------------------------------------*/
+
+typedef struct R_ANIMATION_HEADER_tag {
+
+	uint magic;
+
+	uint screen_w;
+	uint screen_h;
+
+	uint unknown06;
+	uint unknown07;
+
+	uint nframes;
+	uint flags;
+
+	uint unknown10;
+	uint unknown11;
+
+} R_ANIMATION_HEADER;
+
+/* A byte from the code stream of FRAME_HEADER_MAGIC signifies that a
+ * FRAME_HEADER structure follows
+\*--------------------------------------------------------------------------*/
+
+typedef struct R_FRAME_HEADER_tag {
+
+	int x_start;
+	int y_start;
+
+	int x_pos;
+	int y_pos;
+
+	int width;
+	int height;
+
+} R_FRAME_HEADER;
+
+/* Animation info array member */
+typedef struct R_ANIMATION_tag {
+
+	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;
+
+} R_ANIMATION;
+
+typedef struct R_ANIMINFO_tag {
+
+	int initialized;
+
+	uint anim_count;
+	uint anim_limit;
+
+	R_ANIMATION *anim_tbl[R_MAX_ANIMATIONS];
+
+} R_ANIMINFO;
+
+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" */