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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): Blender Foundation
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/editors/space_time/time_ops.c
* \ingroup sptime
*/
#include <stdlib.h>
#include <math.h>
#include "DNA_scene_types.h"
#include "BLI_blenlib.h"
#include "BLI_utildefines.h"
#include "BLF_api.h"
#include "BKE_context.h"
#include "ED_screen.h"
#include "WM_api.h"
#include "WM_types.h"
#include "time_intern.h"
/* ****************** Start/End Frame Operators *******************************/
static int time_set_sfra_exec (bContext *C, wmOperator *UNUSED(op))
{
Scene *scene= CTX_data_scene(C);
int frame;
if (scene == NULL)
return OPERATOR_CANCELLED;
frame= CFRA;
/* if 'end frame' (Preview Range or Actual) is less than 'frame',
* clamp 'frame' to 'end frame'
*/
if (PEFRA < frame) frame= PEFRA;
/* if Preview Range is defined, set the 'start' frame for that */
if (PRVRANGEON)
scene->r.psfra= frame;
else
scene->r.sfra= frame;
WM_event_add_notifier(C, NC_SCENE|ND_FRAME, scene);
return OPERATOR_FINISHED;
}
static void TIME_OT_start_frame_set (wmOperatorType *ot)
{
/* identifiers */
ot->name= _("Set Start Frame");
ot->idname= "TIME_OT_start_frame_set";
ot->description=_("Set the start frame");
/* api callbacks */
ot->exec= time_set_sfra_exec;
ot->poll= ED_operator_timeline_active;
/* flags */
ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
}
static int time_set_efra_exec (bContext *C, wmOperator *UNUSED(op))
{
Scene *scene= CTX_data_scene(C);
int frame;
if (scene == NULL)
return OPERATOR_CANCELLED;
frame= CFRA;
/* if 'start frame' (Preview Range or Actual) is greater than 'frame',
* clamp 'frame' to 'end frame'
*/
if (PSFRA > frame) frame= PSFRA;
/* if Preview Range is defined, set the 'end' frame for that */
if (PRVRANGEON)
scene->r.pefra= frame;
else
scene->r.efra= frame;
WM_event_add_notifier(C, NC_SCENE|ND_FRAME, scene);
return OPERATOR_FINISHED;
}
static void TIME_OT_end_frame_set (wmOperatorType *ot)
{
/* identifiers */
ot->name= _("Set End Frame");
ot->idname= "TIME_OT_end_frame_set";
ot->description=_("Set the end frame");
/* api callbacks */
ot->exec= time_set_efra_exec;
ot->poll= ED_operator_timeline_active;
/* flags */
ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
}
/* ************************ View All Operator *******************************/
static int time_view_all_exec (bContext *C, wmOperator *UNUSED(op))
{
Scene *scene= CTX_data_scene(C);
ARegion *ar= CTX_wm_region(C);
View2D *v2d= (ar) ? &ar->v2d : NULL;
float extra;
if ELEM(NULL, scene, ar)
return OPERATOR_CANCELLED;
/* set extents of view to start/end frames (Preview Range too) */
v2d->cur.xmin= (float)PSFRA;
v2d->cur.xmax= (float)PEFRA;
/* we need an extra "buffer" factor on either side so that the endpoints are visible */
extra= 0.01f * (v2d->cur.xmax - v2d->cur.xmin);
v2d->cur.xmin -= extra;
v2d->cur.xmax += extra;
/* this only affects this TimeLine instance, so just force redraw of this region */
ED_region_tag_redraw(ar);
return OPERATOR_FINISHED;
}
static void TIME_OT_view_all (wmOperatorType *ot)
{
/* identifiers */
ot->name= _("View All");
ot->idname= "TIME_OT_view_all";
ot->description= _("Show the entire playable frame range");
/* api callbacks */
ot->exec= time_view_all_exec;
ot->poll= ED_operator_timeline_active;
/* flags */
ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
}
/* ************************** registration **********************************/
void time_operatortypes(void)
{
WM_operatortype_append(TIME_OT_start_frame_set);
WM_operatortype_append(TIME_OT_end_frame_set);
WM_operatortype_append(TIME_OT_view_all);
}
void time_keymap(wmKeyConfig *keyconf)
{
wmKeyMap *keymap= WM_keymap_find(keyconf, "Timeline", SPACE_TIME, 0);
WM_keymap_add_item(keymap, "TIME_OT_start_frame_set", SKEY, KM_PRESS, 0, 0);
WM_keymap_add_item(keymap, "TIME_OT_end_frame_set", EKEY, KM_PRESS, 0, 0);
WM_keymap_add_item(keymap, "TIME_OT_view_all", HOMEKEY, KM_PRESS, 0, 0);
}
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