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|
/*
* 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
*/
/** \file blender/editors/space_graph/graph_select.c
* \ingroup spgraph
*/
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include <float.h>
#include "MEM_guardedalloc.h"
#include "BLI_blenlib.h"
#include "BLI_math.h"
#include "BLI_utildefines.h"
#include "BLI_lasso_2d.h"
#include "DNA_anim_types.h"
#include "DNA_screen_types.h"
#include "DNA_scene_types.h"
#include "DNA_space_types.h"
#include "RNA_access.h"
#include "RNA_define.h"
#include "BKE_fcurve.h"
#include "BKE_nla.h"
#include "BKE_context.h"
#include "UI_view2d.h"
#include "ED_anim_api.h"
#include "ED_keyframes_edit.h"
#include "ED_markers.h"
#include "WM_api.h"
#include "WM_types.h"
#include "graph_intern.h"
/* ************************************************************************** */
/* KEYFRAMES STUFF */
/* ******************** Deselect All Operator ***************************** */
/* This operator works in one of three ways:
* 1) (de)select all (AKEY) - test if select all or deselect all
* 2) invert all (CTRL-IKEY) - invert selection of all keyframes
* 3) (de)select all - no testing is done; only for use internal tools as normal function...
*/
/* Deselects keyframes in the Graph Editor
* - This is called by the deselect all operator, as well as other ones!
*
* - test: check if select or deselect all
* - sel: how to select keyframes
* 0 = deselect
* 1 = select
* 2 = invert
* - do_channels: whether to affect selection status of channels
*/
void deselect_graph_keys(bAnimContext *ac, bool test, short sel, bool do_channels)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
SpaceIpo *sipo = (SpaceIpo *)ac->sl;
KeyframeEditData ked = {{NULL}};
KeyframeEditFunc test_cb, sel_cb;
/* determine type-based settings */
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_NODUPLIS);
/* filter data */
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
/* init BezTriple looping data */
test_cb = ANIM_editkeyframes_ok(BEZT_OK_SELECTED);
/* See if we should be selecting or deselecting */
if (test) {
for (ale = anim_data.first; ale; ale = ale->next) {
if (ANIM_fcurve_keyframes_loop(&ked, ale->key_data, NULL, test_cb, NULL)) {
sel = SELECT_SUBTRACT;
break;
}
}
}
/* convert sel to selectmode, and use that to get editor */
sel_cb = ANIM_editkeyframes_select(sel);
/* Now set the flags */
for (ale = anim_data.first; ale; ale = ale->next) {
FCurve *fcu = (FCurve *)ale->key_data;
/* Keyframes First */
ANIM_fcurve_keyframes_loop(&ked, ale->key_data, NULL, sel_cb, NULL);
/* affect channel selection status? */
if (do_channels) {
/* only change selection of channel when the visibility of keyframes doesn't depend on this */
if ((sipo->flag & SIPO_SELCUVERTSONLY) == 0) {
/* deactivate the F-Curve, and deselect if deselecting keyframes.
* otherwise select the F-Curve too since we've selected all the keyframes
*/
if (sel == SELECT_SUBTRACT)
fcu->flag &= ~FCURVE_SELECTED;
else
fcu->flag |= FCURVE_SELECTED;
}
/* always deactivate all F-Curves if we perform batch ops for selection */
fcu->flag &= ~FCURVE_ACTIVE;
}
}
/* Cleanup */
ANIM_animdata_freelist(&anim_data);
}
/* ------------------- */
static int graphkeys_deselectall_exec(bContext *C, wmOperator *op)
{
bAnimContext ac;
bAnimListElem *ale_active = NULL;
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
/* find active F-Curve, and preserve this for later
* or else it becomes annoying with the current active
* curve keeps fading out even while you're editing it
*/
ale_active = get_active_fcurve_channel(&ac);
/* 'standard' behavior - check if selected, then apply relevant selection */
if (RNA_boolean_get(op->ptr, "invert"))
deselect_graph_keys(&ac, 0, SELECT_INVERT, true);
else
deselect_graph_keys(&ac, 1, SELECT_ADD, true);
/* restore active F-Curve... */
if (ale_active) {
FCurve *fcu = (FCurve *)ale_active->data;
/* all others should not be disabled, so we should be able to just set this directly...
* - selection needs to be set too, or else this won't work...
*/
fcu->flag |= (FCURVE_SELECTED | FCURVE_ACTIVE);
MEM_freeN(ale_active);
ale_active = NULL;
}
/* set notifier that things have changed */
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_SELECTED, NULL);
return OPERATOR_FINISHED;
}
void GRAPH_OT_select_all_toggle(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Select All";
ot->idname = "GRAPH_OT_select_all_toggle";
ot->description = "Toggle selection of all keyframes";
/* api callbacks */
ot->exec = graphkeys_deselectall_exec;
ot->poll = graphop_visible_keyframes_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
ot->prop = RNA_def_boolean(ot->srna, "invert", 0, "Invert", "");
}
/* ******************** Border Select Operator **************************** */
/* This operator currently works in one of three ways:
* -> BKEY - 1) all keyframes within region are selected (validation with BEZT_OK_REGION)
* -> ALT-BKEY - depending on which axis of the region was larger...
* -> 2) x-axis, so select all frames within frame range (validation with BEZT_OK_FRAMERANGE)
* -> 3) y-axis, so select all frames within channels that region included (validation with BEZT_OK_VALUERANGE)
*
* The selection backend is also reused for the Lasso and Circle select operators.
*/
/* Borderselect only selects keyframes now, as overshooting handles often get caught too,
* which means that they may be inadvertently moved as well. However, incl_handles overrides
* this, and allow handles to be considered independently too.
* Also, for convenience, handles should get same status as keyframe (if it was within bounds).
*/
static void borderselect_graphkeys(
bAnimContext *ac, const rctf *rectf_view, short mode, short selectmode, bool incl_handles,
void *data)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter, mapping_flag;
SpaceIpo *sipo = (SpaceIpo *)ac->sl;
KeyframeEditData ked;
KeyframeEditFunc ok_cb, select_cb;
View2D *v2d = &ac->ar->v2d;
rctf rectf, scaled_rectf;
/* convert mouse coordinates to frame ranges and channel coordinates corrected for view pan/zoom */
UI_view2d_region_to_view_rctf(v2d, rectf_view, &rectf);
/* filter data */
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_NODUPLIS);
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
/* get beztriple editing/validation funcs */
select_cb = ANIM_editkeyframes_select(selectmode);
ok_cb = ANIM_editkeyframes_ok(mode);
/* init editing data */
memset(&ked, 0, sizeof(KeyframeEditData));
if (mode == BEZT_OK_REGION_LASSO) {
KeyframeEdit_LassoData *data_lasso = data;
data_lasso->rectf_scaled = &scaled_rectf;
ked.data = data_lasso;
}
else if (mode == BEZT_OK_REGION_CIRCLE) {
KeyframeEdit_CircleData *data_circle = data;
data_circle->rectf_scaled = &scaled_rectf;
ked.data = data;
}
else {
ked.data = &scaled_rectf;
}
/* treat handles separately? */
if (incl_handles) {
ked.iterflags |= KEYFRAME_ITER_INCL_HANDLES;
mapping_flag = 0;
}
else
mapping_flag = ANIM_UNITCONV_ONLYKEYS;
mapping_flag |= ANIM_get_normalization_flags(ac);
/* loop over data, doing border select */
for (ale = anim_data.first; ale; ale = ale->next) {
AnimData *adt = ANIM_nla_mapping_get(ac, ale);
FCurve *fcu = (FCurve *)ale->key_data;
float offset;
float unit_scale = ANIM_unit_mapping_get_factor(ac->scene, ale->id, fcu, mapping_flag, &offset);
/* apply NLA mapping to all the keyframes, since it's easier than trying to
* guess when a callback might use something different
*/
if (adt)
ANIM_nla_mapping_apply_fcurve(adt, ale->key_data, 0, incl_handles == 0);
scaled_rectf.xmin = rectf.xmin;
scaled_rectf.xmax = rectf.xmax;
scaled_rectf.ymin = rectf.ymin / unit_scale - offset;
scaled_rectf.ymax = rectf.ymax / unit_scale - offset;
/* set horizontal range (if applicable)
* NOTE: these values are only used for x-range and y-range but not region
* (which uses ked.data, i.e. rectf)
*/
if (mode != BEZT_OK_VALUERANGE) {
ked.f1 = rectf.xmin;
ked.f2 = rectf.xmax;
}
else {
ked.f1 = rectf.ymin;
ked.f2 = rectf.ymax;
}
/* firstly, check if any keyframes will be hit by this */
if (ANIM_fcurve_keyframes_loop(&ked, fcu, NULL, ok_cb, NULL)) {
/* select keyframes that are in the appropriate places */
ANIM_fcurve_keyframes_loop(&ked, fcu, ok_cb, select_cb, NULL);
/* only change selection of channel when the visibility of keyframes doesn't depend on this */
if ((sipo->flag & SIPO_SELCUVERTSONLY) == 0) {
/* select the curve too now that curve will be touched */
if (selectmode == SELECT_ADD)
fcu->flag |= FCURVE_SELECTED;
}
}
/* un-apply NLA mapping from all the keyframes */
if (adt)
ANIM_nla_mapping_apply_fcurve(adt, ale->key_data, 1, incl_handles == 0);
}
/* cleanup */
ANIM_animdata_freelist(&anim_data);
}
/* ------------------- */
static int graphkeys_borderselect_exec(bContext *C, wmOperator *op)
{
bAnimContext ac;
rcti rect;
rctf rect_fl;
short mode = 0, selectmode = 0;
bool incl_handles;
const bool select = !RNA_boolean_get(op->ptr, "deselect");
const bool extend = RNA_boolean_get(op->ptr, "extend");
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
/* clear all selection if not extending selection */
if (!extend)
deselect_graph_keys(&ac, 1, SELECT_SUBTRACT, true);
/* get select mode
* - 'include_handles' from the operator specifies whether to include handles in the selection
*/
if (select) {
selectmode = SELECT_ADD;
}
else {
selectmode = SELECT_SUBTRACT;
}
incl_handles = RNA_boolean_get(op->ptr, "include_handles");
/* get settings from operator */
WM_operator_properties_border_to_rcti(op, &rect);
/* selection 'mode' depends on whether borderselect region only matters on one axis */
if (RNA_boolean_get(op->ptr, "axis_range")) {
/* mode depends on which axis of the range is larger to determine which axis to use
* - checking this in region-space is fine, as it's fundamentally still going to be a different rect size
* - the frame-range select option is favored over the channel one (x over y), as frame-range one is often
* used for tweaking timing when "blocking", while channels is not that useful...
*/
if ((BLI_rcti_size_x(&rect)) >= (BLI_rcti_size_y(&rect)))
mode = BEZT_OK_FRAMERANGE;
else
mode = BEZT_OK_VALUERANGE;
}
else
mode = BEZT_OK_REGION;
BLI_rctf_rcti_copy(&rect_fl, &rect);
/* apply borderselect action */
borderselect_graphkeys(&ac, &rect_fl, mode, selectmode, incl_handles, NULL);
/* send notifier that keyframe selection has changed */
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_SELECTED, NULL);
return OPERATOR_FINISHED;
}
void GRAPH_OT_select_border(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Border Select";
ot->idname = "GRAPH_OT_select_border";
ot->description = "Select all keyframes within the specified region";
/* api callbacks */
ot->invoke = WM_gesture_border_invoke;
ot->exec = graphkeys_borderselect_exec;
ot->modal = WM_gesture_border_modal;
ot->cancel = WM_gesture_border_cancel;
ot->poll = graphop_visible_keyframes_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* rna */
WM_operator_properties_gesture_border_select(ot);
ot->prop = RNA_def_boolean(ot->srna, "axis_range", 0, "Axis Range", "");
RNA_def_boolean(ot->srna, "include_handles", 0, "Include Handles", "Are handles tested individually against the selection criteria");
}
/* ------------------- */
static int graphkeys_lassoselect_exec(bContext *C, wmOperator *op)
{
bAnimContext ac;
KeyframeEdit_LassoData data_lasso = {0};
rcti rect;
rctf rect_fl;
short selectmode;
bool incl_handles;
bool extend;
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
data_lasso.rectf_view = &rect_fl;
data_lasso.mcords = WM_gesture_lasso_path_to_array(C, op, &data_lasso.mcords_tot);
if (data_lasso.mcords == NULL)
return OPERATOR_CANCELLED;
/* clear all selection if not extending selection */
extend = RNA_boolean_get(op->ptr, "extend");
if (!extend)
deselect_graph_keys(&ac, 1, SELECT_SUBTRACT, true);
if (!RNA_boolean_get(op->ptr, "deselect"))
selectmode = SELECT_ADD;
else
selectmode = SELECT_SUBTRACT;
{
SpaceIpo *sipo = (SpaceIpo *)ac.sl;
if (selectmode == SELECT_ADD) {
incl_handles = ((sipo->flag & SIPO_SELVHANDLESONLY) ||
(sipo->flag & SIPO_NOHANDLES)) == 0;
}
else {
incl_handles = (sipo->flag & SIPO_NOHANDLES) == 0;
}
}
/* get settings from operator */
BLI_lasso_boundbox(&rect, data_lasso.mcords, data_lasso.mcords_tot);
BLI_rctf_rcti_copy(&rect_fl, &rect);
/* apply borderselect action */
borderselect_graphkeys(&ac, &rect_fl, BEZT_OK_REGION_LASSO, selectmode, incl_handles, &data_lasso);
MEM_freeN((void *)data_lasso.mcords);
/* send notifier that keyframe selection has changed */
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_SELECTED, NULL);
return OPERATOR_FINISHED;
}
void GRAPH_OT_select_lasso(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Lasso Select";
ot->description = "Select keyframe points using lasso selection";
ot->idname = "GRAPH_OT_select_lasso";
/* api callbacks */
ot->invoke = WM_gesture_lasso_invoke;
ot->modal = WM_gesture_lasso_modal;
ot->exec = graphkeys_lassoselect_exec;
ot->poll = graphop_visible_keyframes_poll;
ot->cancel = WM_gesture_lasso_cancel;
/* flags */
ot->flag = OPTYPE_UNDO;
/* properties */
WM_operator_properties_gesture_lasso_select(ot);
}
/* ------------------- */
static int graph_circle_select_exec(bContext *C, wmOperator *op)
{
bAnimContext ac;
const bool select = !RNA_boolean_get(op->ptr, "deselect");
const short selectmode = select ? SELECT_ADD : SELECT_SUBTRACT;
bool incl_handles = false;
KeyframeEdit_CircleData data = {0};
rctf rect_fl;
float x = RNA_int_get(op->ptr, "x");
float y = RNA_int_get(op->ptr, "y");
float radius = RNA_int_get(op->ptr, "radius");
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
data.mval[0] = x;
data.mval[1] = y;
data.radius_squared = radius * radius;
data.rectf_view = &rect_fl;
rect_fl.xmin = x - radius;
rect_fl.xmax = x + radius;
rect_fl.ymin = y - radius;
rect_fl.ymax = y + radius;
{
SpaceIpo *sipo = (SpaceIpo *)ac.sl;
if (selectmode == SELECT_ADD) {
incl_handles = ((sipo->flag & SIPO_SELVHANDLESONLY) ||
(sipo->flag & SIPO_NOHANDLES)) == 0;
}
else {
incl_handles = (sipo->flag & SIPO_NOHANDLES) == 0;
}
}
/* apply borderselect action */
borderselect_graphkeys(&ac, &rect_fl, BEZT_OK_REGION_CIRCLE, selectmode, incl_handles, &data);
/* send notifier that keyframe selection has changed */
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_SELECTED, NULL);
return OPERATOR_FINISHED;
}
void GRAPH_OT_select_circle(wmOperatorType *ot)
{
ot->name = "Circle Select";
ot->description = "Select keyframe points using circle selection";
ot->idname = "GRAPH_OT_select_circle";
ot->invoke = WM_gesture_circle_invoke;
ot->modal = WM_gesture_circle_modal;
ot->exec = graph_circle_select_exec;
ot->poll = graphop_visible_keyframes_poll;
ot->cancel = WM_gesture_circle_cancel;
/* flags */
ot->flag = OPTYPE_UNDO;
/* properties */
WM_operator_properties_gesture_circle_select(ot);
}
/* ******************** Column Select Operator **************************** */
/* This operator works in one of four ways:
* - 1) select all keyframes in the same frame as a selected one (KKEY)
* - 2) select all keyframes in the same frame as the current frame marker (CTRL-KKEY)
* - 3) select all keyframes in the same frame as a selected markers (SHIFT-KKEY)
* - 4) select all keyframes that occur between selected markers (ALT-KKEY)
*/
/* defines for column-select mode */
static const EnumPropertyItem prop_column_select_types[] = {
{GRAPHKEYS_COLUMNSEL_KEYS, "KEYS", 0, "On Selected Keyframes", ""},
{GRAPHKEYS_COLUMNSEL_CFRA, "CFRA", 0, "On Current Frame", ""},
{GRAPHKEYS_COLUMNSEL_MARKERS_COLUMN, "MARKERS_COLUMN", 0, "On Selected Markers", ""},
{GRAPHKEYS_COLUMNSEL_MARKERS_BETWEEN, "MARKERS_BETWEEN", 0, "Between Min/Max Selected Markers", ""},
{0, NULL, 0, NULL, NULL}
};
/* ------------------- */
/* Selects all visible keyframes between the specified markers */
/* TODO, this is almost an _exact_ duplicate of a function of the same name in action_select.c
* should de-duplicate - campbell */
static void markers_selectkeys_between(bAnimContext *ac)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
KeyframeEditFunc ok_cb, select_cb;
KeyframeEditData ked = {{NULL}};
float min, max;
/* get extreme markers */
ED_markers_get_minmax(ac->markers, 1, &min, &max);
min -= 0.5f;
max += 0.5f;
/* get editing funcs + data */
ok_cb = ANIM_editkeyframes_ok(BEZT_OK_FRAMERANGE);
select_cb = ANIM_editkeyframes_select(SELECT_ADD);
ked.f1 = min;
ked.f2 = max;
/* filter data */
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_NODUPLIS);
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
/* select keys in-between */
for (ale = anim_data.first; ale; ale = ale->next) {
AnimData *adt = ANIM_nla_mapping_get(ac, ale);
if (adt) {
ANIM_nla_mapping_apply_fcurve(adt, ale->key_data, 0, 1);
ANIM_fcurve_keyframes_loop(&ked, ale->key_data, ok_cb, select_cb, NULL);
ANIM_nla_mapping_apply_fcurve(adt, ale->key_data, 1, 1);
}
else {
ANIM_fcurve_keyframes_loop(&ked, ale->key_data, ok_cb, select_cb, NULL);
}
}
/* Cleanup */
ANIM_animdata_freelist(&anim_data);
}
/* Selects all visible keyframes in the same frames as the specified elements */
static void columnselect_graph_keys(bAnimContext *ac, short mode)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
Scene *scene = ac->scene;
CfraElem *ce;
KeyframeEditFunc select_cb, ok_cb;
KeyframeEditData ked;
/* initialize keyframe editing data */
memset(&ked, 0, sizeof(KeyframeEditData));
/* build list of columns */
switch (mode) {
case GRAPHKEYS_COLUMNSEL_KEYS: /* list of selected keys */
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_NODUPLIS);
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
for (ale = anim_data.first; ale; ale = ale->next)
ANIM_fcurve_keyframes_loop(&ked, ale->key_data, NULL, bezt_to_cfraelem, NULL);
ANIM_animdata_freelist(&anim_data);
break;
case GRAPHKEYS_COLUMNSEL_CFRA: /* current frame */
/* make a single CfraElem for storing this */
ce = MEM_callocN(sizeof(CfraElem), "cfraElem");
BLI_addtail(&ked.list, ce);
ce->cfra = (float)CFRA;
break;
case GRAPHKEYS_COLUMNSEL_MARKERS_COLUMN: /* list of selected markers */
ED_markers_make_cfra_list(ac->markers, &ked.list, SELECT);
break;
default: /* invalid option */
return;
}
/* set up BezTriple edit callbacks */
select_cb = ANIM_editkeyframes_select(SELECT_ADD);
ok_cb = ANIM_editkeyframes_ok(BEZT_OK_FRAME);
/* loop through all of the keys and select additional keyframes
* based on the keys found to be selected above
*/
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_NODUPLIS);
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
for (ale = anim_data.first; ale; ale = ale->next) {
AnimData *adt = ANIM_nla_mapping_get(ac, ale);
/* loop over cfraelems (stored in the KeyframeEditData->list)
* - we need to do this here, as we can apply fewer NLA-mapping conversions
*/
for (ce = ked.list.first; ce; ce = ce->next) {
/* set frame for validation callback to refer to */
ked.f1 = BKE_nla_tweakedit_remap(adt, ce->cfra, NLATIME_CONVERT_UNMAP);
/* select elements with frame number matching cfraelem */
ANIM_fcurve_keyframes_loop(&ked, ale->key_data, ok_cb, select_cb, NULL);
}
}
/* free elements */
BLI_freelistN(&ked.list);
ANIM_animdata_freelist(&anim_data);
}
/* ------------------- */
static int graphkeys_columnselect_exec(bContext *C, wmOperator *op)
{
bAnimContext ac;
short mode;
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
/* action to take depends on the mode */
mode = RNA_enum_get(op->ptr, "mode");
if (mode == GRAPHKEYS_COLUMNSEL_MARKERS_BETWEEN)
markers_selectkeys_between(&ac);
else
columnselect_graph_keys(&ac, mode);
/* set notifier that keyframe selection has changed */
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_SELECTED, NULL);
return OPERATOR_FINISHED;
}
void GRAPH_OT_select_column(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Select All";
ot->idname = "GRAPH_OT_select_column";
ot->description = "Select all keyframes on the specified frame(s)";
/* api callbacks */
ot->exec = graphkeys_columnselect_exec;
ot->poll = graphop_visible_keyframes_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
ot->prop = RNA_def_enum(ot->srna, "mode", prop_column_select_types, 0, "Mode", "");
}
/* ******************** Select Linked Operator *********************** */
static int graphkeys_select_linked_exec(bContext *C, wmOperator *UNUSED(op))
{
bAnimContext ac;
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
KeyframeEditFunc ok_cb = ANIM_editkeyframes_ok(BEZT_OK_SELECTED);
KeyframeEditFunc sel_cb = ANIM_editkeyframes_select(SELECT_ADD);
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
/* loop through all of the keys and select additional keyframes based on these */
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_NODUPLIS);
ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype);
for (ale = anim_data.first; ale; ale = ale->next) {
FCurve *fcu = (FCurve *)ale->key_data;
/* check if anything selected? */
if (ANIM_fcurve_keyframes_loop(NULL, fcu, NULL, ok_cb, NULL)) {
/* select every keyframe in this curve then */
ANIM_fcurve_keyframes_loop(NULL, fcu, NULL, sel_cb, NULL);
}
}
/* Cleanup */
ANIM_animdata_freelist(&anim_data);
/* set notifier that keyframe selection has changed */
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_SELECTED, NULL);
return OPERATOR_FINISHED;
}
void GRAPH_OT_select_linked(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Select Linked";
ot->idname = "GRAPH_OT_select_linked";
ot->description = "Select keyframes occurring in the same F-Curves as selected ones";
/* api callbacks */
ot->exec = graphkeys_select_linked_exec;
ot->poll = graphop_visible_keyframes_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/* ******************** Select More/Less Operators *********************** */
/* Common code to perform selection */
static void select_moreless_graph_keys(bAnimContext *ac, short mode)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
KeyframeEditData ked;
KeyframeEditFunc build_cb;
/* init selmap building data */
build_cb = ANIM_editkeyframes_buildselmap(mode);
memset(&ked, 0, sizeof(KeyframeEditData));
/* loop through all of the keys and select additional keyframes based on these */
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_NODUPLIS);
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
for (ale = anim_data.first; ale; ale = ale->next) {
FCurve *fcu = (FCurve *)ale->key_data;
/* only continue if F-Curve has keyframes */
if (fcu->bezt == NULL)
continue;
/* build up map of whether F-Curve's keyframes should be selected or not */
ked.data = MEM_callocN(fcu->totvert, "selmap graphEdit");
ANIM_fcurve_keyframes_loop(&ked, fcu, NULL, build_cb, NULL);
/* based on this map, adjust the selection status of the keyframes */
ANIM_fcurve_keyframes_loop(&ked, fcu, NULL, bezt_selmap_flush, NULL);
/* free the selmap used here */
MEM_freeN(ked.data);
ked.data = NULL;
}
/* Cleanup */
ANIM_animdata_freelist(&anim_data);
}
/* ----------------- */
static int graphkeys_select_more_exec(bContext *C, wmOperator *UNUSED(op))
{
bAnimContext ac;
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
/* perform select changes */
select_moreless_graph_keys(&ac, SELMAP_MORE);
/* set notifier that keyframe selection has changed */
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_SELECTED, NULL);
return OPERATOR_FINISHED;
}
void GRAPH_OT_select_more(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Select More";
ot->idname = "GRAPH_OT_select_more";
ot->description = "Select keyframes beside already selected ones";
/* api callbacks */
ot->exec = graphkeys_select_more_exec;
ot->poll = graphop_visible_keyframes_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/* ----------------- */
static int graphkeys_select_less_exec(bContext *C, wmOperator *UNUSED(op))
{
bAnimContext ac;
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
/* perform select changes */
select_moreless_graph_keys(&ac, SELMAP_LESS);
/* set notifier that keyframe selection has changed */
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_SELECTED, NULL);
return OPERATOR_FINISHED;
}
void GRAPH_OT_select_less(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Select Less";
ot->idname = "GRAPH_OT_select_less";
ot->description = "Deselect keyframes on ends of selection islands";
/* api callbacks */
ot->exec = graphkeys_select_less_exec;
ot->poll = graphop_visible_keyframes_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/* ******************** Select Left/Right Operator ************************* */
/* Select keyframes left/right of the current frame indicator */
/* defines for left-right select tool */
static const EnumPropertyItem prop_graphkeys_leftright_select_types[] = {
{GRAPHKEYS_LRSEL_TEST, "CHECK", 0, "Check if Select Left or Right", ""},
{GRAPHKEYS_LRSEL_LEFT, "LEFT", 0, "Before current frame", ""},
{GRAPHKEYS_LRSEL_RIGHT, "RIGHT", 0, "After current frame", ""},
{0, NULL, 0, NULL, NULL}
};
/* --------------------------------- */
static void graphkeys_select_leftright(bAnimContext *ac, short leftright, short select_mode)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
KeyframeEditFunc ok_cb, select_cb;
KeyframeEditData ked = {{NULL}};
Scene *scene = ac->scene;
/* if select mode is replace, deselect all keyframes (and channels) first */
if (select_mode == SELECT_REPLACE) {
select_mode = SELECT_ADD;
/* - deselect all other keyframes, so that just the newly selected remain
* - channels aren't deselected, since we don't re-select any as a consequence
*/
deselect_graph_keys(ac, 0, SELECT_SUBTRACT, false);
}
/* set callbacks and editing data */
ok_cb = ANIM_editkeyframes_ok(BEZT_OK_FRAMERANGE);
select_cb = ANIM_editkeyframes_select(select_mode);
if (leftright == GRAPHKEYS_LRSEL_LEFT) {
ked.f1 = MINAFRAMEF;
ked.f2 = (float)(CFRA + 0.1f);
}
else {
ked.f1 = (float)(CFRA - 0.1f);
ked.f2 = MAXFRAMEF;
}
/* filter data */
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_NODUPLIS);
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
/* select keys */
for (ale = anim_data.first; ale; ale = ale->next) {
AnimData *adt = ANIM_nla_mapping_get(ac, ale);
if (adt) {
ANIM_nla_mapping_apply_fcurve(adt, ale->key_data, 0, 1);
ANIM_fcurve_keyframes_loop(&ked, ale->key_data, ok_cb, select_cb, NULL);
ANIM_nla_mapping_apply_fcurve(adt, ale->key_data, 1, 1);
}
else
ANIM_fcurve_keyframes_loop(&ked, ale->key_data, ok_cb, select_cb, NULL);
}
/* Cleanup */
ANIM_animdata_freelist(&anim_data);
}
/* ----------------- */
static int graphkeys_select_leftright_exec(bContext *C, wmOperator *op)
{
bAnimContext ac;
short leftright = RNA_enum_get(op->ptr, "mode");
short selectmode;
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
/* 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;
/* if "test" mode is set, we don't have any info to set this with */
if (leftright == GRAPHKEYS_LRSEL_TEST)
return OPERATOR_CANCELLED;
/* do the selecting now */
graphkeys_select_leftright(&ac, leftright, selectmode);
/* set notifier that keyframe selection (and channels too) have changed */
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_SELECTED, NULL);
WM_event_add_notifier(C, NC_ANIMATION | ND_ANIMCHAN | NA_SELECTED, NULL);
return OPERATOR_FINISHED;
}
static int graphkeys_select_leftright_invoke(bContext *C, wmOperator *op, const wmEvent *event)
{
bAnimContext ac;
short leftright = RNA_enum_get(op->ptr, "mode");
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
/* handle mode-based testing */
if (leftright == GRAPHKEYS_LRSEL_TEST) {
Scene *scene = ac.scene;
ARegion *ar = ac.ar;
View2D *v2d = &ar->v2d;
float x;
/* determine which side of the current frame mouse is on */
x = UI_view2d_region_to_view_x(v2d, event->mval[0]);
if (x < CFRA)
RNA_enum_set(op->ptr, "mode", GRAPHKEYS_LRSEL_LEFT);
else
RNA_enum_set(op->ptr, "mode", GRAPHKEYS_LRSEL_RIGHT);
}
/* perform selection */
return graphkeys_select_leftright_exec(C, op);
}
void GRAPH_OT_select_leftright(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Select Left/Right";
ot->idname = "GRAPH_OT_select_leftright";
ot->description = "Select keyframes to the left or the right of the current frame";
/* api callbacks */
ot->invoke = graphkeys_select_leftright_invoke;
ot->exec = graphkeys_select_leftright_exec;
ot->poll = graphop_visible_keyframes_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* id-props */
ot->prop = RNA_def_enum(ot->srna, "mode", prop_graphkeys_leftright_select_types, GRAPHKEYS_LRSEL_TEST, "Mode", "");
RNA_def_property_flag(ot->prop, PROP_SKIP_SAVE);
prop = RNA_def_boolean(ot->srna, "extend", 0, "Extend Select", "");
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
}
/* ******************** Mouse-Click Select Operator *********************** */
/* This operator works in one of three ways:
* - 1) keyframe under mouse - no special modifiers
* - 2) all keyframes on the same side of current frame indicator as mouse - ALT modifier
* - 3) column select all keyframes in frame under mouse - CTRL modifier
*
* In addition to these basic options, the SHIFT modifier can be used to toggle the
* selection mode between replacing the selection (without) and inverting the selection (with).
*/
/* temp info for caching handle vertices close */
typedef struct tNearestVertInfo {
struct tNearestVertInfo *next, *prev;
FCurve *fcu; /* F-Curve that keyframe comes from */
BezTriple *bezt; /* keyframe to consider */
FPoint *fpt; /* sample point to consider */
short hpoint; /* the handle index that we hit (eHandleIndex) */
short sel; /* whether the handle is selected or not */
int dist; /* distance from mouse to vert */
eAnim_ChannelType ctype; /* type of animation channel this FCurve comes from */
float frame; /* frame that point was on when it matched (global time) */
} tNearestVertInfo;
/* Tags for the type of graph vert that we have */
typedef enum eGraphVertIndex {
NEAREST_HANDLE_LEFT = -1,
NEAREST_HANDLE_KEY,
NEAREST_HANDLE_RIGHT
} eGraphVertIndex;
/* Tolerance for absolute radius (in pixels) of the vert from the cursor to use */
// TODO: perhaps this should depend a bit on the size that the user set the vertices to be?
#define GVERTSEL_TOL 10
/* ....... */
/* check if its ok to select a handle */
// XXX also need to check for int-values only?
static bool fcurve_handle_sel_check(SpaceIpo *sipo, BezTriple *bezt)
{
if (sipo->flag & SIPO_NOHANDLES) return 0;
if ((sipo->flag & SIPO_SELVHANDLESONLY) && BEZT_ISSEL_ANY(bezt) == 0) return 0;
return 1;
}
/* check if the given vertex is within bounds or not */
// TODO: should we return if we hit something?
static void nearest_fcurve_vert_store(
ListBase *matches, View2D *v2d, FCurve *fcu, eAnim_ChannelType ctype,
BezTriple *bezt, FPoint *fpt, short hpoint, const int mval[2], float unit_scale, float offset)
{
/* Keyframes or Samples? */
if (bezt) {
int screen_co[2], dist;
/* convert from data-space to screen coordinates
* NOTE: hpoint+1 gives us 0,1,2 respectively for each handle,
* needed to access the relevant vertex coordinates in the 3x3
* 'vec' matrix
*/
if (UI_view2d_view_to_region_clip(v2d,
bezt->vec[hpoint + 1][0], (bezt->vec[hpoint + 1][1] + offset) * unit_scale,
&screen_co[0], &screen_co[1]) &&
/* check if distance from mouse cursor to vert in screen space is within tolerance */
((dist = len_v2v2_int(mval, screen_co)) <= GVERTSEL_TOL))
{
tNearestVertInfo *nvi = (tNearestVertInfo *)matches->last;
bool replace = false;
/* if there is already a point for the F-Curve, check if this point is closer than that was */
if ((nvi) && (nvi->fcu == fcu)) {
/* replace if we are closer, or if equal and that one wasn't selected but we are... */
if ((nvi->dist > dist) || ((nvi->sel == 0) && BEZT_ISSEL_ANY(bezt)))
replace = 1;
}
/* add new if not replacing... */
if (replace == 0)
nvi = MEM_callocN(sizeof(tNearestVertInfo), "Nearest Graph Vert Info - Bezt");
/* store values */
nvi->fcu = fcu;
nvi->ctype = ctype;
nvi->bezt = bezt;
nvi->hpoint = hpoint;
nvi->dist = dist;
nvi->frame = bezt->vec[1][0]; /* currently in global time... */
nvi->sel = BEZT_ISSEL_ANY(bezt); // XXX... should this use the individual verts instead?
/* add to list of matches if appropriate... */
if (replace == 0)
BLI_addtail(matches, nvi);
}
}
else if (fpt) {
/* TODO... */
}
}
/* helper for find_nearest_fcurve_vert() - build the list of nearest matches */
static void get_nearest_fcurve_verts_list(bAnimContext *ac, const int mval[2], ListBase *matches)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
SpaceIpo *sipo = (SpaceIpo *)ac->sl;
View2D *v2d = &ac->ar->v2d;
short mapping_flag = 0;
/* get curves to search through
* - if the option to only show keyframes that belong to selected F-Curves is enabled,
* include the 'only selected' flag...
*/
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_NODUPLIS);
if (sipo->flag & SIPO_SELCUVERTSONLY) // FIXME: this should really be check for by the filtering code...
filter |= ANIMFILTER_SEL;
mapping_flag |= ANIM_get_normalization_flags(ac);
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
for (ale = anim_data.first; ale; ale = ale->next) {
FCurve *fcu = (FCurve *)ale->key_data;
AnimData *adt = ANIM_nla_mapping_get(ac, ale);
float offset;
float unit_scale = ANIM_unit_mapping_get_factor(ac->scene, ale->id, fcu, mapping_flag, &offset);
/* apply NLA mapping to all the keyframes */
if (adt)
ANIM_nla_mapping_apply_fcurve(adt, ale->key_data, 0, 0);
if (fcu->bezt) {
BezTriple *bezt1 = fcu->bezt, *prevbezt = NULL;
int i;
for (i = 0; i < fcu->totvert; i++, prevbezt = bezt1, bezt1++) {
/* keyframe */
nearest_fcurve_vert_store(matches, v2d, fcu, ale->type, bezt1, NULL, NEAREST_HANDLE_KEY, mval, unit_scale, offset);
/* handles - only do them if they're visible */
if (fcurve_handle_sel_check(sipo, bezt1) && (fcu->totvert > 1)) {
/* first handle only visible if previous segment had handles */
if ((!prevbezt && (bezt1->ipo == BEZT_IPO_BEZ)) || (prevbezt && (prevbezt->ipo == BEZT_IPO_BEZ))) {
nearest_fcurve_vert_store(matches, v2d, fcu, ale->type, bezt1, NULL, NEAREST_HANDLE_LEFT, mval, unit_scale, offset);
}
/* second handle only visible if this segment is bezier */
if (bezt1->ipo == BEZT_IPO_BEZ) {
nearest_fcurve_vert_store(matches, v2d, fcu, ale->type, bezt1, NULL, NEAREST_HANDLE_RIGHT, mval, unit_scale, offset);
}
}
}
}
else if (fcu->fpt) {
// TODO; do this for samples too
}
/* un-apply NLA mapping from all the keyframes */
if (adt)
ANIM_nla_mapping_apply_fcurve(adt, ale->key_data, 1, 0);
}
/* free channels */
ANIM_animdata_freelist(&anim_data);
}
/* helper for find_nearest_fcurve_vert() - get the best match to use */
static tNearestVertInfo *get_best_nearest_fcurve_vert(ListBase *matches)
{
tNearestVertInfo *nvi = NULL;
short found = 0;
/* abort if list is empty */
if (BLI_listbase_is_empty(matches))
return NULL;
/* if list only has 1 item, remove it from the list and return */
if (BLI_listbase_is_single(matches)) {
/* need to remove from the list, otherwise it gets freed and then we can't return it */
return BLI_pophead(matches);
}
/* try to find the first selected F-Curve vert, then take the one after it */
for (nvi = matches->first; nvi; nvi = nvi->next) {
/* which mode of search are we in: find first selected, or find vert? */
if (found) {
/* just take this vert now that we've found the selected one
* - we'll need to remove this from the list so that it can be returned to the original caller
*/
BLI_remlink(matches, nvi);
return nvi;
}
else {
/* if vert is selected, we've got what we want... */
if (nvi->sel)
found = 1;
}
}
/* if we're still here, this means that we failed to find anything appropriate in the first pass,
* so just take the first item now...
*/
return BLI_pophead(matches);
}
/* Find the nearest vertices (either a handle or the keyframe) that are nearest to the mouse cursor (in area coordinates)
* NOTE: the match info found must still be freed
*/
static tNearestVertInfo *find_nearest_fcurve_vert(bAnimContext *ac, const int mval[2])
{
ListBase matches = {NULL, NULL};
tNearestVertInfo *nvi;
/* step 1: get the nearest verts */
get_nearest_fcurve_verts_list(ac, mval, &matches);
/* step 2: find the best vert */
nvi = get_best_nearest_fcurve_vert(&matches);
BLI_freelistN(&matches);
/* return the best vert found */
return nvi;
}
/* ------------------- */
/* option 1) select keyframe directly under mouse */
static void mouse_graph_keys(bAnimContext *ac, const int mval[2], short select_mode, short curves_only)
{
SpaceIpo *sipo = (SpaceIpo *)ac->sl;
tNearestVertInfo *nvi;
BezTriple *bezt = NULL;
/* find the beztriple that we're selecting, and the handle that was clicked on */
nvi = find_nearest_fcurve_vert(ac, mval);
/* check if anything to select */
if (nvi == NULL)
return;
/* deselect all other curves? */
if (select_mode == SELECT_REPLACE) {
/* reset selection mode */
select_mode = SELECT_ADD;
/* deselect all other keyframes (+ F-Curves too) */
deselect_graph_keys(ac, 0, SELECT_SUBTRACT, true);
/* deselect other channels too, but only only do this if
* selection of channel when the visibility of keyframes
* doesn't depend on this
*/
if ((sipo->flag & SIPO_SELCUVERTSONLY) == 0)
ANIM_deselect_anim_channels(ac, ac->data, ac->datatype, 0, ACHANNEL_SETFLAG_CLEAR);
}
/* if points can be selected on this F-Curve */
// TODO: what about those with no keyframes?
if ((curves_only == 0) && ((nvi->fcu->flag & FCURVE_PROTECTED) == 0)) {
/* only if there's keyframe */
if (nvi->bezt) {
bezt = nvi->bezt; /* used to check bezt seletion is set */
/* depends on selection mode */
if (select_mode == SELECT_INVERT) {
/* keyframe - invert select of all */
if (nvi->hpoint == NEAREST_HANDLE_KEY) {
if (BEZT_ISSEL_ANY(bezt)) {
BEZT_DESEL_ALL(bezt);
}
else {
BEZT_SEL_ALL(bezt);
}
}
/* handles - toggle selection of relevant handle */
else if (nvi->hpoint == NEAREST_HANDLE_LEFT) {
/* toggle selection */
bezt->f1 ^= SELECT;
}
else {
/* toggle selection */
bezt->f3 ^= SELECT;
}
}
else {
/* if the keyframe was clicked on, select all verts of given beztriple */
if (nvi->hpoint == NEAREST_HANDLE_KEY) {
BEZT_SEL_ALL(bezt);
}
/* otherwise, select the handle that applied */
else if (nvi->hpoint == NEAREST_HANDLE_LEFT)
bezt->f1 |= SELECT;
else
bezt->f3 |= SELECT;
}
}
else if (nvi->fpt) {
// TODO: need to handle sample points
}
}
else {
KeyframeEditFunc select_cb;
KeyframeEditData ked;
/* initialize keyframe editing data */
memset(&ked, 0, sizeof(KeyframeEditData));
/* set up BezTriple edit callbacks */
select_cb = ANIM_editkeyframes_select(select_mode);
/* select all keyframes */
ANIM_fcurve_keyframes_loop(&ked, nvi->fcu, NULL, select_cb, NULL);
}
/* only change selection of channel when the visibility of keyframes doesn't depend on this */
if ((sipo->flag & SIPO_SELCUVERTSONLY) == 0) {
/* select or deselect curve? */
if (bezt) {
/* take selection status from item that got hit, to prevent flip/flop on channel
* selection status when shift-selecting (i.e. "SELECT_INVERT") points
*/
if (BEZT_ISSEL_ANY(bezt))
nvi->fcu->flag |= FCURVE_SELECTED;
else
nvi->fcu->flag &= ~FCURVE_SELECTED;
}
else {
/* didn't hit any channel, so just apply that selection mode to the curve's selection status */
if (select_mode == SELECT_INVERT)
nvi->fcu->flag ^= FCURVE_SELECTED;
else if (select_mode == SELECT_ADD)
nvi->fcu->flag |= FCURVE_SELECTED;
}
}
/* set active F-Curve (NOTE: sync the filter flags with findnearest_fcurve_vert) */
/* needs to be called with (sipo->flag & SIPO_SELCUVERTSONLY)
* otherwise the active flag won't be set T26452. */
if (nvi->fcu->flag & FCURVE_SELECTED) {
int filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_NODUPLIS);
ANIM_set_active_channel(ac, ac->data, ac->datatype, filter, nvi->fcu, nvi->ctype);
}
/* free temp sample data for filtering */
MEM_freeN(nvi);
}
/* Option 2) Selects all the keyframes on either side of the current frame
* (depends on which side the mouse is on) */
/* (see graphkeys_select_leftright) */
/* Option 3) Selects all visible keyframes in the same frame as the mouse click */
static void graphkeys_mselect_column(bAnimContext *ac, const int mval[2], short select_mode)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
KeyframeEditFunc select_cb, ok_cb;
KeyframeEditData ked;
tNearestVertInfo *nvi;
float selx = (float)ac->scene->r.cfra;
/* find the beztriple that we're selecting, and the handle that was clicked on */
nvi = find_nearest_fcurve_vert(ac, mval);
/* check if anything to select */
if (nvi == NULL)
return;
/* get frame number on which elements should be selected */
// TODO: should we restrict to integer frames only?
selx = nvi->frame;
/* if select mode is replace, deselect all keyframes first */
if (select_mode == SELECT_REPLACE) {
/* reset selection mode to add to selection */
select_mode = SELECT_ADD;
/* - deselect all other keyframes, so that just the newly selected remain
* - channels aren't deselected, since we don't re-select any as a consequence
*/
deselect_graph_keys(ac, 0, SELECT_SUBTRACT, false);
}
/* initialize keyframe editing data */
memset(&ked, 0, sizeof(KeyframeEditData));
/* set up BezTriple edit callbacks */
select_cb = ANIM_editkeyframes_select(select_mode);
ok_cb = ANIM_editkeyframes_ok(BEZT_OK_FRAME);
/* loop through all of the keys and select additional keyframes
* based on the keys found to be selected above
*/
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_NODUPLIS);
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
for (ale = anim_data.first; ale; ale = ale->next) {
AnimData *adt = ANIM_nla_mapping_get(ac, ale);
/* set frame for validation callback to refer to */
if (adt)
ked.f1 = BKE_nla_tweakedit_remap(adt, selx, NLATIME_CONVERT_UNMAP);
else
ked.f1 = selx;
/* select elements with frame number matching cfra */
ANIM_fcurve_keyframes_loop(&ked, ale->key_data, ok_cb, select_cb, NULL);
}
/* free elements */
MEM_freeN(nvi);
BLI_freelistN(&ked.list);
ANIM_animdata_freelist(&anim_data);
}
/* ------------------- */
/* handle clicking */
static int graphkeys_clickselect_invoke(bContext *C, wmOperator *op, const wmEvent *event)
{
bAnimContext ac;
short selectmode;
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
/* 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 action to take */
if (RNA_boolean_get(op->ptr, "column")) {
/* select all keyframes in the same frame as the one that was under the mouse */
graphkeys_mselect_column(&ac, event->mval, selectmode);
}
else if (RNA_boolean_get(op->ptr, "curves")) {
/* select all keyframes in the same F-Curve as the one under the mouse */
mouse_graph_keys(&ac, event->mval, selectmode, 1);
}
else {
/* select keyframe under mouse */
mouse_graph_keys(&ac, event->mval, selectmode, 0);
}
/* set notifier that keyframe selection (and also channel selection in some cases) has changed */
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_SELECTED, NULL);
WM_event_add_notifier(C, NC_ANIMATION | ND_ANIMCHAN | NA_SELECTED, NULL);
/* for tweak grab to work */
return OPERATOR_FINISHED | OPERATOR_PASS_THROUGH;
}
void GRAPH_OT_clickselect(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Mouse Select Keys";
ot->idname = "GRAPH_OT_clickselect";
ot->description = "Select keyframes by clicking on them";
/* callbacks */
ot->invoke = graphkeys_clickselect_invoke;
ot->poll = graphop_visible_keyframes_poll;
/* flags */
ot->flag = OPTYPE_UNDO;
/* properties */
prop = RNA_def_boolean(ot->srna, "extend", 0, "Extend Select",
"Toggle keyframe selection instead of leaving newly selected keyframes only"); // SHIFTKEY
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
prop = RNA_def_boolean(ot->srna, "column", 0, "Column Select",
"Select all keyframes that occur on the same frame as the one under the mouse"); // ALTKEY
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
prop = RNA_def_boolean(ot->srna, "curves", 0, "Only Curves",
"Select all the keyframes in the curve"); // CTRLKEY + ALTKEY
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
}
/* ************************************************************************** */
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