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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) 2009 Blender Foundation, Joshua Leung
* All rights reserved.
*
*
* Contributor(s): Joshua Leung (major recode)
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/editors/space_nla/nla_channels.c
* \ingroup spnla
*/
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "DNA_anim_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "BLI_blenlib.h"
#include "BLI_math.h"
#include "BLI_rand.h"
#include "BLI_utildefines.h"
#include "BKE_animsys.h"
#include "BKE_nla.h"
#include "BKE_context.h"
#include "BKE_global.h"
#include "BKE_screen.h"
#include "ED_anim_api.h"
#include "ED_keyframes_edit.h"
#include "ED_screen.h"
#include "RNA_access.h"
#include "RNA_define.h"
#include "WM_api.h"
#include "WM_types.h"
#include "UI_view2d.h"
#include "nla_intern.h" // own include
/* *********************************************** */
/* Operators for NLA channels-list which need to be different from the standard Animation Editor ones */
/* ******************** Mouse-Click Operator *********************** */
/* Depending on the channel that was clicked on, the mouse click will activate whichever
* part of the channel is relevant.
*
* NOTE: eventually, this should probably be phased out when many of these things are replaced with buttons
* --> Most channels are now selection only...
*/
static int mouse_nla_channels (bAnimContext *ac, float x, int channel_index, short selectmode)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
View2D *v2d= &ac->ar->v2d;
int notifierFlags = 0;
/* get the channel that was clicked on */
/* filter channels */
filter= (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_LIST_VISIBLE | ANIMFILTER_LIST_CHANNELS);
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
/* get channel from index */
ale= BLI_findlink(&anim_data, channel_index);
if (ale == NULL) {
/* channel not found */
if (G.f & G_DEBUG)
printf("Error: animation channel (index = %d) not found in mouse_anim_channels() \n", channel_index);
BLI_freelistN(&anim_data);
return 0;
}
/* action to take depends on what channel we've got */
// WARNING: must keep this in sync with the equivalent function in anim_channels_edit.c
switch (ale->type) {
case ANIMTYPE_SCENE:
{
Scene *sce= (Scene *)ale->data;
AnimData *adt= sce->adt;
/* set selection status */
if (selectmode == SELECT_INVERT) {
/* swap select */
sce->flag ^= SCE_DS_SELECTED;
if (adt) adt->flag ^= ADT_UI_SELECTED;
}
else {
sce->flag |= SCE_DS_SELECTED;
if (adt) adt->flag |= ADT_UI_SELECTED;
}
notifierFlags |= (ND_ANIMCHAN|NA_SELECTED);
}
break;
case ANIMTYPE_OBJECT:
{
bDopeSheet *ads= (bDopeSheet *)ac->data;
Scene *sce= (Scene *)ads->source;
Base *base= (Base *)ale->data;
Object *ob= base->object;
AnimData *adt= ob->adt;
if (nlaedit_is_tweakmode_on(ac) == 0) {
/* set selection status */
if (selectmode == SELECT_INVERT) {
/* swap select */
base->flag ^= SELECT;
ob->flag= base->flag;
if (adt) adt->flag ^= ADT_UI_SELECTED;
}
else {
Base *b;
/* deselect all */
// TODO: should this deselect all other types of channels too?
for (b= sce->base.first; b; b= b->next) {
b->flag &= ~SELECT;
b->object->flag= b->flag;
if (b->object->adt) b->object->adt->flag &= ~(ADT_UI_SELECTED|ADT_UI_ACTIVE);
}
/* select object now */
base->flag |= SELECT;
ob->flag |= SELECT;
if (adt) adt->flag |= ADT_UI_SELECTED;
}
if ((adt) && (adt->flag & ADT_UI_SELECTED))
adt->flag |= ADT_UI_ACTIVE;
/* notifiers - channel was selected */
notifierFlags |= (ND_ANIMCHAN|NA_SELECTED);
}
}
break;
case ANIMTYPE_FILLACTD: /* Action Expander */
case ANIMTYPE_DSMAT: /* Datablock AnimData Expanders */
case ANIMTYPE_DSLAM:
case ANIMTYPE_DSCAM:
case ANIMTYPE_DSCUR:
case ANIMTYPE_DSSKEY:
case ANIMTYPE_DSWOR:
case ANIMTYPE_DSNTREE:
case ANIMTYPE_DSPART:
case ANIMTYPE_DSMBALL:
case ANIMTYPE_DSARM:
case ANIMTYPE_DSMESH:
case ANIMTYPE_DSTEX:
case ANIMTYPE_DSLAT:
case ANIMTYPE_DSSPK:
{
/* sanity checking... */
if (ale->adt) {
/* select/deselect */
if (selectmode == SELECT_INVERT) {
/* inverse selection status of this AnimData block only */
ale->adt->flag ^= ADT_UI_SELECTED;
}
else {
/* select AnimData block by itself */
ANIM_deselect_anim_channels(ac, ac->data, ac->datatype, 0, ACHANNEL_SETFLAG_CLEAR);
ale->adt->flag |= ADT_UI_SELECTED;
}
/* set active? */
if ((ale->adt) && (ale->adt->flag & ADT_UI_SELECTED))
ale->adt->flag |= ADT_UI_ACTIVE;
}
notifierFlags |= (ND_ANIMCHAN|NA_SELECTED);
}
break;
case ANIMTYPE_NLATRACK:
{
NlaTrack *nlt= (NlaTrack *)ale->data;
AnimData *adt= ale->adt;
short offset;
/* offset for start of channel (on LHS of channel-list) */
if (ale->id) {
/* special exception for materials and particles */
if (ELEM(GS(ale->id->name),ID_MA,ID_PA))
offset= 21 + NLACHANNEL_BUTTON_WIDTH;
else
offset= 14;
}
else
offset= 0;
if (x >= (v2d->cur.xmax-NLACHANNEL_BUTTON_WIDTH)) {
/* toggle protection (only if there's a toggle there) */
nlt->flag ^= NLATRACK_PROTECTED;
/* notifier flags - channel was edited */
notifierFlags |= (ND_ANIMCHAN|NA_EDITED);
}
else if (x >= (v2d->cur.xmax-2*NLACHANNEL_BUTTON_WIDTH)) {
/* toggle mute */
nlt->flag ^= NLATRACK_MUTED;
/* notifier flags - channel was edited */
notifierFlags |= (ND_ANIMCHAN|NA_EDITED);
}
else if (x <= ((NLACHANNEL_BUTTON_WIDTH*2)+offset)) {
/* toggle 'solo' */
BKE_nlatrack_solo_toggle(adt, nlt);
/* notifier flags - channel was edited */
notifierFlags |= (ND_ANIMCHAN|NA_EDITED);
}
else if (nlaedit_is_tweakmode_on(ac) == 0) {
/* set selection */
if (selectmode == SELECT_INVERT) {
/* inverse selection status of this F-Curve only */
nlt->flag ^= NLATRACK_SELECTED;
}
else {
/* select F-Curve by itself */
ANIM_deselect_anim_channels(ac, ac->data, ac->datatype, 0, ACHANNEL_SETFLAG_CLEAR);
nlt->flag |= NLATRACK_SELECTED;
}
/* if NLA-Track is selected now, make NLA-Track the 'active' one in the visible list */
if (nlt->flag & NLATRACK_SELECTED)
ANIM_set_active_channel(ac, ac->data, ac->datatype, filter, nlt, ANIMTYPE_NLATRACK);
/* notifier flags - channel was selected */
notifierFlags |= (ND_ANIMCHAN|NA_SELECTED);
}
}
break;
case ANIMTYPE_NLAACTION:
{
AnimData *adt= BKE_animdata_from_id(ale->id);
if (x >= (v2d->cur.xmax-NLACHANNEL_BUTTON_WIDTH)) {
if (nlaedit_is_tweakmode_on(ac) == 0) {
/* 'push-down' action - only usable when not in TweakMode */
// TODO: make this use the operator instead of calling the function directly
// however, calling the operator requires that we supply the args, and that works with proper buttons only
BKE_nla_action_pushdown(adt);
}
else {
/* when in tweakmode, this button becomes the toggle for mapped editing */
adt->flag ^= ADT_NLA_EDIT_NOMAP;
}
/* changes to NLA-Action occurred */
notifierFlags |= ND_NLA_ACTCHANGE;
}
}
break;
default:
if (G.f & G_DEBUG)
printf("Error: Invalid channel type in mouse_nla_channels() \n");
}
/* free channels */
BLI_freelistN(&anim_data);
/* return the notifier-flags set */
return notifierFlags;
}
/* ------------------- */
/* handle clicking */
static int nlachannels_mouseclick_invoke(bContext *C, wmOperator *op, wmEvent *event)
{
bAnimContext ac;
SpaceNla *snla;
ARegion *ar;
View2D *v2d;
int channel_index;
int notifierFlags = 0;
short selectmode;
float x, y;
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
/* get useful pointers from animation context data */
snla= (SpaceNla *)ac.sl;
ar= ac.ar;
v2d= &ar->v2d;
/* select mode is either replace (deselect all, then add) or add/extend */
if (RNA_boolean_get(op->ptr, "extend"))
selectmode= SELECT_INVERT;
else
selectmode= SELECT_REPLACE;
/* figure out which channel user clicked in
* Note: although channels technically start at y= NLACHANNEL_FIRST, we need to adjust by half a channel's height
* so that the tops of channels get caught ok. Since NLACHANNEL_FIRST is really NLACHANNEL_HEIGHT, we simply use
* NLACHANNEL_HEIGHT_HALF.
*/
UI_view2d_region_to_view(v2d, event->mval[0], event->mval[1], &x, &y);
UI_view2d_listview_view_to_cell(v2d, NLACHANNEL_NAMEWIDTH, NLACHANNEL_STEP(snla), 0, (float)NLACHANNEL_HEIGHT_HALF(snla), x, y, NULL, &channel_index);
/* handle mouse-click in the relevant channel then */
notifierFlags= mouse_nla_channels(&ac, x, channel_index, selectmode);
/* set notifier that things have changed */
WM_event_add_notifier(C, NC_ANIMATION|notifierFlags, NULL);
return OPERATOR_FINISHED;
}
void NLA_OT_channels_click (wmOperatorType *ot)
{
/* identifiers */
ot->name= "Mouse Click on NLA Channels";
ot->idname= "NLA_OT_channels_click";
ot->description= "Handle clicks to select NLA channels";
/* api callbacks */
ot->invoke= nlachannels_mouseclick_invoke;
ot->poll= ED_operator_nla_active;
/* flags */
ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
/* id-props */
RNA_def_boolean(ot->srna, "extend", 0, "Extend Select", ""); // SHIFTKEY
}
/* *********************************************** */
/* Special Operators */
/* ******************** Add Tracks Operator ***************************** */
/* Add NLA Tracks to the same AnimData block as a selected track, or above the selected tracks */
static int nlaedit_add_tracks_exec (bContext *C, wmOperator *op)
{
bAnimContext ac;
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
AnimData *lastAdt = NULL;
short above_sel= RNA_boolean_get(op->ptr, "above_selected");
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
/* get a list of the AnimData blocks being shown in the NLA */
filter= (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_LIST_VISIBLE | ANIMFILTER_SEL);
ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype);
/* add tracks... */
for (ale= anim_data.first; ale; ale= ale->next) {
if (ale->type == ANIMTYPE_NLATRACK) {
NlaTrack *nlt= (NlaTrack *)ale->data;
AnimData *adt= ale->adt;
/* check if just adding a new track above this one,
* or whether we're adding a new one to the top of the stack that this one belongs to
*/
if (above_sel) {
/* just add a new one above this one */
add_nlatrack(adt, nlt);
}
else if ((lastAdt == NULL) || (adt != lastAdt)) {
/* add one track to the top of the owning AnimData's stack, then don't add anymore to this stack */
add_nlatrack(adt, NULL);
lastAdt= adt;
}
}
}
/* free temp data */
BLI_freelistN(&anim_data);
/* set notifier that things have changed */
WM_event_add_notifier(C, NC_ANIMATION|ND_NLA|NA_EDITED, NULL);
/* done */
return OPERATOR_FINISHED;
}
void NLA_OT_tracks_add (wmOperatorType *ot)
{
/* identifiers */
ot->name= "Add Track(s)";
ot->idname= "NLA_OT_tracks_add";
ot->description= "Add NLA-Tracks above/after the selected tracks";
/* api callbacks */
ot->exec= nlaedit_add_tracks_exec;
ot->poll= nlaop_poll_tweakmode_off;
/* flags */
ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
/* properties */
RNA_def_boolean(ot->srna, "above_selected", 0, "Above Selected", "Add a new NLA Track above every existing selected one.");
}
/* ******************** Delete Tracks Operator ***************************** */
/* Delete selected NLA Tracks */
static int nlaedit_delete_tracks_exec (bContext *C, wmOperator *UNUSED(op))
{
bAnimContext ac;
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
/* get a list of the AnimData blocks being shown in the NLA */
filter= (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_LIST_VISIBLE | ANIMFILTER_SEL);
ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype);
/* delete tracks */
for (ale= anim_data.first; ale; ale= ale->next) {
if(ale->type == ANIMTYPE_NLATRACK) {
NlaTrack *nlt= (NlaTrack *)ale->data;
AnimData *adt= ale->adt;
/* if track is currently 'solo', then AnimData should have its
* 'has solo' flag disabled
*/
if (nlt->flag & NLATRACK_SOLO)
adt->flag &= ~ADT_NLA_SOLO_TRACK;
/* call delete on this track - deletes all strips too */
free_nlatrack(&adt->nla_tracks, nlt);
}
}
/* free temp data */
BLI_freelistN(&anim_data);
/* set notifier that things have changed */
WM_event_add_notifier(C, NC_ANIMATION|ND_NLA|NA_EDITED, NULL);
/* done */
return OPERATOR_FINISHED;
}
void NLA_OT_delete_tracks (wmOperatorType *ot)
{
/* identifiers */
ot->name= "Delete Tracks";
ot->idname= "NLA_OT_delete_tracks";
ot->description= "Delete selected NLA-Tracks and the strips they contain";
/* api callbacks */
ot->exec= nlaedit_delete_tracks_exec;
ot->poll= nlaop_poll_tweakmode_off;
/* flags */
ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
}
/* *********************************************** */
|