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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) 2008 Blender Foundation.
* All rights reserved.
*
*
* Contributor(s): Joshua Leung
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef ED_ANIM_API_H
#define ED_ANIM_API_H
struct ID;
struct ListBase;
struct bContext;
struct View2D;
struct gla2DDrawInfo;
struct Object;
struct bActionGroup;
/* ************************************************ */
/* ANIMATION CHANNEL FILTERING */
/* --------------- Context --------------------- */
/* This struct defines a structure used for animation-specific
* 'context' information
*/
typedef struct bAnimContext {
void *data; /* data to be filtered for use in animation editor */
short datatype; /* type of data eAnimCont_Types */
short mode; /* editor->mode */
short spacetype; /* sa->spacetype */
short regiontype; /* active region -> type (channels or main) */
struct ScrArea *sa; /* editor */
struct Scene *scene; /* active scene */
struct Object *obact; /* active object */
} bAnimContext;
/* Main Data container types */
// XXX was ACTCONT_*
typedef enum eAnimCont_Types {
ANIMCONT_NONE = 0, /* invalid or no data */
ANIMCONT_ACTION, /* action (bAction) */
ANIMCONT_SHAPEKEY, /* shapekey (Key) */
ANIMCONT_GPENCIL, /* grease pencil (screen) */
ANIMCONT_DOPESHEET, /* dopesheet (bDopesheet) */
ANIMCONT_IPO, /* single IPO (Ipo) */
} eAnimCont_Types;
/* --------------- Channels -------------------- */
/* This struct defines a structure used for quick and uniform access for
* channels of animation data
*/
typedef struct bAnimListElem {
struct bAnimListElem *next, *prev;
void *data; /* source data this elem represents */
int type; /* one of the ANIMTYPE_* values */
int flag; /* copy of elem's flags for quick access */
int index; /* copy of adrcode where applicable */
void *key_data; /* motion data - ipo or ipo-curve */
short datatype; /* type of motion data to expect */
struct ID *id; /* ID block (ID_SC, ID_SCE, or ID_OB) that owns the channel */
struct bActionGroup *grp; /* action group that owns the channel (only for Action/Dopesheet) */
void *owner; /* will either be an action channel or fake ipo-channel (for keys) */
short ownertype; /* type of owner */
} bAnimListElem;
/* Some types for easier type-testing */
// XXX was ACTTYPE_*
typedef enum eAnim_ChannelType {
ANIMTYPE_NONE= 0,
ANIMTYPE_SPECIALDATA,
ANIMTYPE_OBJECT,
ANIMTYPE_GROUP,
ANIMTYPE_FILLIPO,
ANIMTYPE_FILLCON,
ANIMTYPE_FILLACTD,
ANIMTYPE_FILLIPOD,
ANIMTYPE_FILLCOND,
ANIMTYPE_FILLMATD,
ANIMTYPE_DSMAT,
ANIMTYPE_DSLAM,
ANIMTYPE_DSCAM,
ANIMTYPE_DSCUR,
ANIMTYPE_DSSKEY,
ANIMTYPE_ACHAN,
ANIMTYPE_CONCHAN,
ANIMTYPE_CONCHAN2,
ANIMTYPE_ICU,
ANIMTYPE_IPO,
ANIMTYPE_SHAPEKEY,
ANIMTYPE_GPDATABLOCK,
ANIMTYPE_GPLAYER,
} eAnim_ChannelType;
/* types of keyframe data in bAnimListElem */
typedef enum eAnim_KeyType {
ALE_NONE = 0, /* no keyframe data */
ALE_IPO, /* IPO block */
ALE_ICU, /* IPO-Curve block */
ALE_GPFRAME, /* Grease Pencil Frames */
// XXX the following are for summaries... should these be kept?
ALE_OB, /* Object summary */
ALE_ACT, /* Action summary */
ALE_GROUP, /* Action Group summary */
} eAnim_KeyType;
/* ----------------- Filtering -------------------- */
/* filtering flags - under what circumstances should a channel be added */
// XXX was ACTFILTER_*
typedef enum eAnimFilter_Flags {
ANIMFILTER_VISIBLE = (1<<0), /* should channels be visible */
ANIMFILTER_SEL = (1<<1), /* should channels be selected */
ANIMFILTER_FOREDIT = (1<<2), /* does editable status matter */
ANIMFILTER_CHANNELS = (1<<3), /* do we only care that it is a channel */
ANIMFILTER_IPOKEYS = (1<<4), /* only channels referencing ipo's */
ANIMFILTER_ONLYICU = (1<<5), /* only reference ipo-curves */
ANIMFILTER_FORDRAWING = (1<<6), /* make list for interface drawing */
ANIMFILTER_ACTGROUPED = (1<<7), /* belongs to the active actiongroup */
} eAnimFilter_Flags;
/* ---------- Flag Checking Macros ------------ */
/* Dopesheet only */
/* 'Object' channels */
#define SEL_OBJC(base) ((base->flag & SELECT))
#define EXPANDED_OBJC(ob) ((ob->nlaflag & OB_ADS_COLLAPSED)==0)
/* 'Sub-object' channels (flags stored in Object block) */
#define FILTER_IPO_OBJC(ob) ((ob->nlaflag & OB_ADS_SHOWIPO))
#define FILTER_CON_OBJC(ob) ((ob->nlaflag & OB_ADS_SHOWCONS))
#define FILTER_MAT_OBJC(ob) ((ob->nlaflag & OB_ADS_SHOWMATS))
/* 'Sub-object' channels (flags stored in Data block) */
#define FILTER_SKE_OBJD(key) ((key->flag & KEYBLOCK_DS_EXPAND))
#define FILTER_MAT_OBJD(ma) ((ma->flag & MA_DS_EXPAND))
#define FILTER_LAM_OBJD(la) ((la->flag & LA_DS_EXPAND))
#define FILTER_CAM_OBJD(ca) ((ca->flag & CAM_DS_EXPAND))
#define FILTER_CUR_OBJD(cu) ((cu->flag & CU_DS_EXPAND))
/* 'Sub-object/Action' channels (flags stored in Action) */
#define SEL_ACTC(actc) ((actc->flag & ACTC_SELECTED))
#define EXPANDED_ACTC(actc) ((actc->flag & ACTC_EXPANDED))
/* Actions (also used for Dopesheet) */
/* Action Channel Group */
#define EDITABLE_AGRP(agrp) ((agrp->flag & AGRP_PROTECTED)==0)
#define EXPANDED_AGRP(agrp) (agrp->flag & AGRP_EXPANDED)
#define SEL_AGRP(agrp) ((agrp->flag & AGRP_SELECTED) || (agrp->flag & AGRP_ACTIVE))
/* Action Channel Settings */
#define VISIBLE_ACHAN(achan) ((achan->flag & ACHAN_HIDDEN)==0)
#define EDITABLE_ACHAN(achan) ((VISIBLE_ACHAN(achan)) && ((achan->flag & ACHAN_PROTECTED)==0))
#define EXPANDED_ACHAN(achan) ((VISIBLE_ACHAN(achan)) && (achan->flag & ACHAN_EXPANDED))
#define SEL_ACHAN(achan) ((achan->flag & ACHAN_SELECTED) || (achan->flag & ACHAN_HILIGHTED))
#define FILTER_IPO_ACHAN(achan) ((achan->flag & ACHAN_SHOWIPO))
#define FILTER_CON_ACHAN(achan) ((achan->flag & ACHAN_SHOWCONS))
/* Constraint Channel Settings */
#define EDITABLE_CONCHAN(conchan) ((conchan->flag & CONSTRAINT_CHANNEL_PROTECTED)==0)
#define SEL_CONCHAN(conchan) (conchan->flag & CONSTRAINT_CHANNEL_SELECT)
/* IPO Curve Channels */
#define EDITABLE_ICU(icu) ((icu->flag & IPO_PROTECT)==0)
#define SEL_ICU(icu) (icu->flag & IPO_SELECT)
/* Grease Pencil only */
/* Grease Pencil datablock settings */
#define EXPANDED_GPD(gpd) (gpd->flag & GP_DATA_EXPAND)
/* Grease Pencil Layer settings */
#define EDITABLE_GPL(gpl) ((gpl->flag & GP_LAYER_LOCKED)==0)
#define SEL_GPL(gpl) ((gpl->flag & GP_LAYER_ACTIVE) || (gpl->flag & GP_LAYER_SELECT))
/* -------------- Channel Defines -------------- */
/* channel heights */
#define ACHANNEL_HEIGHT 16
#define ACHANNEL_HEIGHT_HALF 8
#define ACHANNEL_SKIP 2
#define ACHANNEL_STEP (ACHANNEL_HEIGHT + ACHANNEL_SKIP)
#define ACHANNEL_NAMEWIDTH 200
/* ---------------- API -------------------- */
/* Obtain list of filtered Animation channels to operate on */
void ANIM_animdata_filter(struct ListBase *anim_data, int filter_mode, void *data, short datatype);
/* Obtain current anim-data context from Blender Context info */
/** Example usage (example to be removed...):
// get editor data
if ((ANIM_animdata_get_context(C, &ac) == 0) || (ac.data == NULL))
return;
*/
short ANIM_animdata_get_context(const struct bContext *C, bAnimContext *ac);
/* ************************************************ */
/* DRAWING API */
// XXX should this get its own header file?
/* ---------- Current Frame Drawing ---------------- */
/* flags for Current Frame Drawing */
enum {
/* plain time indicator with no special indicators */
DRAWCFRA_PLAIN = 0,
/* draw box indicating current frame number */
DRAWCFRA_SHOW_NUMBOX = (1<<0),
/* time indication in seconds or frames */
DRAWCFRA_UNIT_SECONDS = (1<<1),
/* show time-offset line */
DRAWCFRA_SHOW_TIMEOFS = (1<<2),
} eAnimEditDraw_CurrentFrame;
/* main call to draw current-frame indicator in an Animation Editor */
void ANIM_draw_cfra(const bContext *C, struct View2D *v2d, short flag);
/* ------------- Preview Range Drawing -------------- */
/* main call to draw preview range curtains */
void ANIM_draw_previewrange(const bContext *C, struct View2D *v2d);
/* ************************************************* */
/* ASSORTED TOOLS */
/* ------------- NLA-Mapping ----------------------- */
/* Obtain the Object providing NLA-scaling for the given channel if applicable */
struct Object *ANIM_nla_mapping_get(bAnimContext *ac, bAnimListElem *ale);
/* set/clear temporary mapping of coordinates from 'local-action' time to 'global-nla-scaled' time */
void ANIM_nla_mapping_draw(struct gla2DDrawInfo *di, struct Object *ob, short restore);
/* ------------- xxx macros ----------------------- */
#define BEZSELECTED(bezt) ((bezt->f2 & SELECT) || (bezt->f1 & SELECT) || (bezt->f3 & SELECT))
/* ************************************************* */
/* OPERATORS */
void ED_operatortypes_anim(void);
void ED_keymap_anim(struct wmWindowManager *wm);
/* ************************************************ */
#endif /* ED_ANIM_API_H */
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