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/**
* $Id$
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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.
*
* The Original Code is Copyright (C) 2009 Blender Foundation, Joshua Leung
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): Joshua Leung (full recode)
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef BKE_NLA_H
#define BKE_NLA_H
struct AnimData;
struct NlaStrip;
struct NlaTrack;
struct bAction;
/* ----------------------------- */
/* Data Management */
void free_nlastrip(ListBase *strips, struct NlaStrip *strip);
void free_nlatrack(ListBase *tracks, struct NlaTrack *nlt);
void free_nladata(ListBase *tracks);
struct NlaStrip *copy_nlastrip(struct NlaStrip *strip);
struct NlaTrack *copy_nlatrack(struct NlaTrack *nlt);
void copy_nladata(ListBase *dst, ListBase *src);
struct NlaTrack *add_nlatrack(struct AnimData *adt, struct NlaTrack *prev);
struct NlaStrip *add_nlastrip(struct bAction *act);
struct NlaStrip *add_nlastrip_to_stack(struct AnimData *adt, struct bAction *act);
/* ----------------------------- */
/* API */
struct NlaTrack *BKE_nlatrack_find_active(ListBase *tracks);
void BKE_nlatrack_set_active(ListBase *tracks, struct NlaTrack *nlt);
void BKE_nlatrack_solo_toggle(struct AnimData *adt, struct NlaTrack *nlt);
short BKE_nlatrack_has_space(struct NlaTrack *nlt, float start, float end);
void BKE_nlatrack_sort_strips(struct NlaTrack *nlt);
short BKE_nlatrack_add_strip(struct NlaTrack *nlt, struct NlaStrip *strip);
struct NlaStrip *BKE_nlastrip_find_active(struct NlaTrack *nlt);
short BKE_nlastrip_within_bounds(struct NlaStrip *strip, float min, float max);
void BKE_nla_action_pushdown(struct AnimData *adt);
short BKE_nla_tweakmode_enter(struct AnimData *adt);
void BKE_nla_tweakmode_exit(struct AnimData *adt);
#endif
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