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/*
* ***** 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2008, Blender Foundation
* This is a new part of Blender
*
* Contributor(s): Joshua Leung
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file ED_gpencil.h
* \ingroup editors
*/
#ifndef __ED_GPENCIL_H__
#define __ED_GPENCIL_H__
struct ID;
struct ListBase;
struct bContext;
struct ScrArea;
struct ARegion;
struct View3D;
struct Object;
struct bGPdata;
struct bGPDlayer;
struct bGPDframe;
struct bGPDstroke;
struct PointerRNA;
struct wmKeyConfig;
/* ------------- Grease-Pencil Helpers ---------------- */
/* Temporary 'Stroke Point' data
*
* Used as part of the 'stroke cache' used during drawing of new strokes
*/
typedef struct tGPspoint {
int x, y; /* x and y coordinates of cursor (in relative to area) */
float pressure; /* pressure of tablet at this point */
float time; /* Time relative to stroke start (used when converting to path) */
} tGPspoint;
/* Check if 'sketching sessions' are enabled */
#define GPENCIL_SKETCH_SESSIONS_ON(scene) ((scene)->toolsettings->gpencil_flags & GP_TOOL_FLAG_PAINTSESSIONS_ON)
/* ----------- Grease Pencil Tools/Context ------------- */
/* Context-dependent */
struct bGPdata **ED_gpencil_data_get_pointers(const struct bContext *C, struct PointerRNA *ptr);
struct bGPdata *ED_gpencil_data_get_active(const struct bContext *C);
/* Context independent (i.e. each required part is passed in instead) */
struct bGPdata **ED_gpencil_data_get_pointers_direct(struct ID *screen_id, struct Scene *scene,
struct ScrArea *sa, struct Object *ob,
struct PointerRNA *ptr);
struct bGPdata *ED_gpencil_data_get_active_direct(struct ID *screen_id, struct Scene *scene,
struct ScrArea *sa, struct Object *ob);
/* 3D View */
struct bGPdata *ED_gpencil_data_get_active_v3d(struct Scene *scene, struct View3D *v3d);
/* ----------- Stroke Editing Utilities ---------------- */
bool ED_gpencil_stroke_can_use_direct(const struct ScrArea *sa, const struct bGPDstroke *gps);
bool ED_gpencil_stroke_can_use(const struct bContext *C, const struct bGPDstroke *gps);
/* ----------- Grease Pencil Operators ----------------- */
void ED_keymap_gpencil(struct wmKeyConfig *keyconf);
void ED_operatortypes_gpencil(void);
void ED_operatormacros_gpencil(void);
/* ------------- Copy-Paste Buffers -------------------- */
/* Strokes copybuf */
void ED_gpencil_strokes_copybuf_free(void);
/* ------------ Grease-Pencil Drawing API ------------------ */
/* drawgpencil.c */
void ED_gpencil_draw_2dimage(const struct bContext *C);
void ED_gpencil_draw_view2d(const struct bContext *C, bool onlyv2d);
void ED_gpencil_draw_view3d(struct Scene *scene, struct View3D *v3d, struct ARegion *ar, bool only3d);
void ED_gpencil_draw_ex(struct Scene *scene, struct bGPdata *gpd, int winx, int winy,
const int cfra, const char spacetype);
/* ----------- Grease-Pencil AnimEdit API ------------------ */
bool ED_gplayer_frames_looper(struct bGPDlayer *gpl, struct Scene *scene,
short (*gpf_cb)(struct bGPDframe *, struct Scene *));
void ED_gplayer_make_cfra_list(struct bGPDlayer *gpl, ListBase *elems, bool onlysel);
bool ED_gplayer_frame_select_check(struct bGPDlayer *gpl);
void ED_gplayer_frame_select_set(struct bGPDlayer *gpl, short mode);
void ED_gplayer_frames_select_border(struct bGPDlayer *gpl, float min, float max, short select_mode);
void ED_gpencil_select_frames(struct bGPDlayer *gpl, short select_mode);
void ED_gpencil_select_frame(struct bGPDlayer *gpl, int selx, short select_mode);
bool ED_gplayer_frames_delete(struct bGPDlayer *gpl);
void ED_gplayer_frames_duplicate(struct bGPDlayer *gpl);
void ED_gplayer_frames_keytype_set(struct bGPDlayer *gpl, short type);
void ED_gplayer_snap_frames(struct bGPDlayer *gpl, struct Scene *scene, short mode);
#if 0
void free_gpcopybuf(void);
void copy_gpdata(void);
void paste_gpdata(void);
void mirror_gplayer_frames(struct bGPDlayer *gpl, short mode);
#endif
/* ------------ Grease-Pencil Undo System ------------------ */
int ED_gpencil_session_active(void);
int ED_undo_gpencil_step(struct bContext *C, int step, const char *name);
#endif /* __ED_GPENCIL_H__ */
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