/*
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2007 by Janne Karhu.
 * All rights reserved.
 */

/** \file
 * \ingroup editors
 */

#ifndef __ED_PARTICLE_H__
#define __ED_PARTICLE_H__

#ifdef __cplusplus
extern "C" {
#endif

struct Object;
struct PTCacheEdit;
struct ParticleEditSettings;
struct ParticleSystem;
struct Scene;
struct UndoType;
struct ViewLayer;
struct bContext;
struct rcti;

/* particle edit mode */
void PE_free_ptcache_edit(struct PTCacheEdit *edit);
int PE_start_edit(struct PTCacheEdit *edit);

/* access */
struct PTCacheEdit *PE_get_current_from_psys(struct ParticleSystem *psys);
struct PTCacheEdit *PE_get_current(struct Depsgraph *depsgraph,
                                   struct Scene *scene,
                                   struct Object *ob);
struct PTCacheEdit *PE_create_current(struct Depsgraph *depsgraph,
                                      struct Scene *scene,
                                      struct Object *ob);
void PE_current_changed(struct Depsgraph *depsgraph, struct Scene *scene, struct Object *ob);
int PE_minmax(struct Depsgraph *depsgraph,
              struct Scene *scene,
              struct ViewLayer *view_layer,
              float min[3],
              float max[3]);
struct ParticleEditSettings *PE_settings(struct Scene *scene);

/* update calls */
void PE_hide_keys_time(struct Scene *scene, struct PTCacheEdit *edit, float cfra);
void PE_update_object(struct Depsgraph *depsgraph,
                      struct Scene *scene,
                      struct Object *ob,
                      int useflag);

/* selection tools */
bool PE_mouse_particles(
    struct bContext *C, const int mval[2], bool extend, bool deselect, bool toggle);
bool PE_box_select(struct bContext *C, const struct rcti *rect, const int sel_op);
bool PE_circle_select(struct bContext *C, const int sel_op, const int mval[2], float rad);
int PE_lasso_select(struct bContext *C,
                    const int mcoords[][2],
                    const int mcoords_len,
                    const int sel_op);
bool PE_deselect_all_visible_ex(struct PTCacheEdit *edit);
bool PE_deselect_all_visible(struct bContext *C);

/* particle_edit_undo.c */
void ED_particle_undosys_type(struct UndoType *ut);

#ifdef __cplusplus
}
#endif

#endif /* __ED_PARTICLE_H__ */