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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) 2009 Blender Foundation, Joshua Leung
* All rights reserved.
*
*
* Contributor(s): Joshua Leung (major recode)
*
* ***** END GPL LICENSE BLOCK *****
*/
#include <string.h>
#include <stdio.h>
#include "DNA_anim_types.h"
#include "DNA_action_types.h"
#include "DNA_nla_types.h"
#include "DNA_object_types.h"
#include "DNA_space_types.h"
#include "DNA_scene_types.h"
#include "DNA_screen_types.h"
#include "DNA_windowmanager_types.h"
#include "MEM_guardedalloc.h"
#include "BLI_blenlib.h"
#include "BLI_arithb.h"
#include "BLI_rand.h"
#include "BKE_animsys.h"
#include "BKE_nla.h"
#include "BKE_context.h"
#include "BKE_report.h"
#include "BKE_screen.h"
#include "ED_anim_api.h"
#include "ED_markers.h"
#include "ED_space_api.h"
#include "ED_screen.h"
#include "RNA_access.h"
#include "RNA_define.h"
#include "WM_api.h"
#include "WM_types.h"
#include "UI_interface.h"
#include "UI_resources.h"
#include "UI_view2d.h"
#include "nla_intern.h" // own include
/* *********************************************** */
/* General Editing */
/* ******************** Tweak-Mode Operators ***************************** */
/* 'Tweak mode' allows the action referenced by the active NLA-strip to be edited
* as if it were the normal Active-Action of its AnimData block.
*/
static int nlaedit_enable_tweakmode_exec (bContext *C, wmOperator *op)
{
bAnimContext ac;
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
int ok=0;
/* 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_VISIBLE | ANIMFILTER_ANIMDATA);
ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype);
/* if no blocks, popup error? */
if (anim_data.first == NULL) {
BKE_report(op->reports, RPT_ERROR, "No AnimData blocks to enter tweakmode for");
return OPERATOR_CANCELLED;
}
/* for each AnimData block with NLA-data, try setting it in tweak-mode */
for (ale= anim_data.first; ale; ale= ale->next) {
AnimData *adt= ale->data;
/* try entering tweakmode if valid */
ok += BKE_nla_tweakmode_enter(adt);
}
/* free temp data */
BLI_freelistN(&anim_data);
/* if we managed to enter tweakmode on at least one AnimData block,
* set the flag for this in the active scene and send notifiers
*/
if (ac.scene && ok) {
/* set editing flag */
ac.scene->flag |= SCE_NLA_EDIT_ON;
/* set notifier that things have changed */
ANIM_animdata_send_notifiers(C, &ac, ANIM_CHANGED_BOTH);
WM_event_add_notifier(C, NC_SCENE, NULL);
}
/* done */
return OPERATOR_FINISHED;
}
void NLAEDIT_OT_tweakmode_enter (wmOperatorType *ot)
{
/* identifiers */
ot->name= "Enter Tweak Mode";
ot->idname= "NLAEDIT_OT_tweakmode_enter";
ot->description= "Enter tweaking mode for the action referenced by the active strip.";
/* api callbacks */
ot->exec= nlaedit_enable_tweakmode_exec;
ot->poll= nlaop_poll_tweakmode_off;
/* flags */
ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
}
/* ------------- */
static int nlaedit_disable_tweakmode_exec (bContext *C, wmOperator *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_VISIBLE | ANIMFILTER_ANIMDATA);
ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype);
/* if no blocks, popup error? */
if (anim_data.first == NULL) {
BKE_report(op->reports, RPT_ERROR, "No AnimData blocks to enter tweakmode for");
return OPERATOR_CANCELLED;
}
/* for each AnimData block with NLA-data, try exitting tweak-mode */
for (ale= anim_data.first; ale; ale= ale->next) {
AnimData *adt= ale->data;
/* try entering tweakmode if valid */
BKE_nla_tweakmode_exit(adt);
}
/* free temp data */
BLI_freelistN(&anim_data);
/* if we managed to enter tweakmode on at least one AnimData block,
* set the flag for this in the active scene and send notifiers
*/
if (ac.scene) {
/* clear editing flag */
ac.scene->flag &= ~SCE_NLA_EDIT_ON;
/* set notifier that things have changed */
ANIM_animdata_send_notifiers(C, &ac, ANIM_CHANGED_BOTH);
WM_event_add_notifier(C, NC_SCENE, NULL);
}
/* done */
return OPERATOR_FINISHED;
}
void NLAEDIT_OT_tweakmode_exit (wmOperatorType *ot)
{
/* identifiers */
ot->name= "Exit Tweak Mode";
ot->idname= "NLAEDIT_OT_tweakmode_exit";
ot->description= "Exit tweaking mode for the action referenced by the active strip.";
/* api callbacks */
ot->exec= nlaedit_disable_tweakmode_exec;
ot->poll= nlaop_poll_tweakmode_on;
/* flags */
ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
}
/* *********************************************** */
/* *********************************************** */
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