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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2008 Blender Foundation.
* All rights reserved.
*
*
* Contributor(s): Joshua Leung
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef ED_KEYFRAMES_EDIT_H
#define ED_KEYFRAMES_EDIT_H
struct bAnimContext;
struct bAnimListElem;
struct FCurve;
struct BezTriple;
struct Scene;
/* ************************************************ */
/* Common Macros and Defines */
/* --------- BezTriple Selection ------------- */
#define BEZ_SEL(bezt) { (bezt)->f1 |= SELECT; (bezt)->f2 |= SELECT; (bezt)->f3 |= SELECT; }
#define BEZ_DESEL(bezt) { (bezt)->f1 &= ~SELECT; (bezt)->f2 &= ~SELECT; (bezt)->f3 &= ~SELECT; }
#define BEZ_INVSEL(bezt) { (bezt)->f1 ^= SELECT; (bezt)->f2 ^= SELECT; (bezt)->f3 ^= SELECT; }
/* --------- Tool Flags ------------ */
/* bezt validation */
typedef enum eEditKeyframes_Validate {
BEZT_OK_FRAME = 1,
BEZT_OK_FRAMERANGE,
BEZT_OK_SELECTED,
BEZT_OK_VALUE,
BEZT_OK_VALUERANGE,
BEZT_OK_REGION,
} eEditKeyframes_Validate;
/* ------------ */
/* select modes */
typedef enum eEditKeyframes_Select {
SELECT_REPLACE = (1<<0),
SELECT_ADD = (1<<1),
SELECT_SUBTRACT = (1<<2),
SELECT_INVERT = (1<<4),
} eEditKeyframes_Select;
/* "selection map" building modes */
typedef enum eEditKeyframes_SelMap {
SELMAP_MORE = 0,
SELMAP_LESS,
} eEditKeyframes_SelMap;
/* snapping tools */
typedef enum eEditKeyframes_Snap {
SNAP_KEYS_CURFRAME = 1,
SNAP_KEYS_NEARFRAME,
SNAP_KEYS_NEARSEC,
SNAP_KEYS_NEARMARKER,
SNAP_KEYS_HORIZONTAL,
SNAP_KEYS_VALUE,
} eEditKeyframes_Snap;
/* mirroring tools */
typedef enum eEditKeyframes_Mirror {
MIRROR_KEYS_CURFRAME = 1,
MIRROR_KEYS_YAXIS,
MIRROR_KEYS_XAXIS,
MIRROR_KEYS_MARKER,
MIRROR_KEYS_VALUE,
} eEditKeyframes_Mirror;
/* ************************************************ */
/* Non-Destuctive Editing API (keyframes_edit.c) */
/* --- Generic Properties for Bezier Edit Tools ----- */
typedef struct BeztEditData {
/* generic properties/data access */
ListBase list; /* temp list for storing custom list of data to check */
struct Scene *scene; /* pointer to current scene - many tools need access to cfra/etc. */
void *data; /* pointer to custom data - usually 'Object' but also 'rectf', but could be other types too */
float f1, f2; /* storage of times/values as 'decimals' */
int i1, i2; /* storage of times/values/flags as 'whole' numbers */
/* current iteration data */
struct FCurve *fcu; /* F-Curve that is being iterated over */
int curIndex; /* index of current keyframe being iterated over */
} BeztEditData;
/* ------- Function Pointer Typedefs ---------------- */
/* callback function that refreshes the F-Curve after use */
typedef void (*FcuEditFunc)(struct FCurve *fcu);
/* callback function that operates on the given BezTriple */
typedef short (*BeztEditFunc)(BeztEditData *bed, struct BezTriple *bezt);
/* ------- Custom Data Type Defines ------------------ */
/* Custom data for remapping one range to another in a fixed way */
typedef struct BeztEditCD_Remap {
float oldMin, oldMax; /* old range */
float newMin, newMax; /* new range */
} BeztEditCD_Remap;
/* ---------------- Looping API --------------------- */
/* functions for looping over keyframes */
/* function for working with F-Curve data only (i.e. when filters have been chosen to explicitly use this) */
short ANIM_fcurve_keys_bezier_loop(BeztEditData *bed, struct FCurve *fcu, BeztEditFunc bezt_ok, BeztEditFunc bezt_cb, FcuEditFunc fcu_cb);
/* function for working with any type (i.e. one of the known types) of animation channel
* - filterflag is bDopeSheet->flag (DOPESHEET_FILTERFLAG)
*/
short ANIM_animchannel_keys_bezier_loop(BeztEditData *bed, struct bAnimListElem *ale, BeztEditFunc bezt_ok, BeztEditFunc bezt_cb, FcuEditFunc fcu_cb, int filterflag);
/* same as above, except bAnimListElem wrapper is not needed...
* - keytype is eAnim_KeyType
*/
short ANIM_animchanneldata_keys_bezier_loop(BeztEditData *bed, void *data, int keytype, BeztEditFunc bezt_ok, BeztEditFunc bezt_cb, FcuEditFunc fcu_cb, int filterflag);
/* functions for making sure all keyframes are in good order */
void ANIM_editkeyframes_refresh(struct bAnimContext *ac);
/* ----------- BezTriple Callback Getters ---------- */
/* accessories */
BeztEditFunc ANIM_editkeyframes_ok(short mode);
/* edit */
BeztEditFunc ANIM_editkeyframes_snap(short mode);
BeztEditFunc ANIM_editkeyframes_mirror(short mode);
BeztEditFunc ANIM_editkeyframes_select(short mode);
BeztEditFunc ANIM_editkeyframes_handles(short mode);
BeztEditFunc ANIM_editkeyframes_ipo(short mode);
BeztEditFunc ANIM_editkeyframes_keytype(short mode);
/* -------- BezTriple Callbacks (Selection Map) ---------- */
/* Get a callback to populate the selection settings map
* requires: bed->custom = char[] of length fcurve->totvert
*/
BeztEditFunc ANIM_editkeyframes_buildselmap(short mode);
/* Change the selection status of the keyframe based on the map entry for this vert
* requires: bed->custom = char[] of length fcurve->totvert
*/
short bezt_selmap_flush(BeztEditData *bed, struct BezTriple *bezt);
/* ----------- BezTriple Callback (Assorted Utilities) ---------- */
/* used to calculate the the average location of all relevant BezTriples by summing their locations */
short bezt_calc_average(BeztEditData *bed, struct BezTriple *bezt);
/* used to extract a set of cfra-elems from the keyframes */
short bezt_to_cfraelem(BeztEditData *bed, struct BezTriple *bezt);
/* used to remap times from one range to another
* requires: bed->custom = BeztEditCD_Remap
*/
void bezt_remap_times(BeztEditData *bed, struct BezTriple *bezt);
/* ************************************************ */
/* Destructive Editing API (keyframes_general.c) */
void delete_fcurve_key(struct FCurve *fcu, int index, short do_recalc);
void delete_fcurve_keys(struct FCurve *fcu);
void duplicate_fcurve_keys(struct FCurve *fcu);
void clean_fcurve(struct FCurve *fcu, float thresh);
void smooth_fcurve(struct FCurve *fcu);
void sample_fcurve(struct FCurve *fcu);
/* ----------- */
void free_anim_copybuf(void);
short copy_animedit_keys(struct bAnimContext *ac, ListBase *anim_data);
short paste_animedit_keys(struct bAnimContext *ac, ListBase *anim_data);
/* ************************************************ */
#endif /* ED_KEYFRAMES_EDIT_H */
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