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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
* \ingroup spgraph
*/
#include <float.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include "MEM_guardedalloc.h"
#include "BLI_blenlib.h"
#include "BLI_lasso_2d.h"
#include "BLI_math.h"
#include "BLI_utildefines.h"
#include "DNA_anim_types.h"
#include "DNA_scene_types.h"
#include "DNA_screen_types.h"
#include "DNA_space_types.h"
#include "RNA_access.h"
#include "RNA_define.h"
#include "BKE_context.h"
#include "BKE_fcurve.h"
#include "BKE_nla.h"
#include "UI_view2d.h"
#include "ED_anim_api.h"
#include "ED_keyframes_edit.h"
#include "ED_markers.h"
#include "ED_select_utils.h"
#include "WM_api.h"
#include "WM_types.h"
#include "graph_intern.h"
/* ************************************************************************** */
/* KEYFRAMES STUFF */
/* 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 * U.pixelsize)
/* ....... */
/* check if its ok to select a handle */
/* XXX also need to check for int-values only? */
static bool fcurve_handle_sel_check(SpaceGraph *sipo, BezTriple *bezt)
{
if (sipo->flag & SIPO_NOHANDLES) {
return false;
}
if ((sipo->flag & SIPO_SELVHANDLESONLY) && BEZT_ISSEL_ANY(bezt) == 0) {
return false;
}
return true;
}
/* 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;
SpaceGraph *sipo = (SpaceGraph *)ac->sl;
View2D *v2d = &ac->region->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;
}
/* 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;
}
/* ******************** 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;
SpaceGraph *sipo = (SpaceGraph *)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 */
const int action = RNA_enum_get(op->ptr, "action");
switch (action) {
case SEL_TOGGLE:
deselect_graph_keys(&ac, 1, SELECT_ADD, true);
break;
case SEL_SELECT:
deselect_graph_keys(&ac, 0, SELECT_ADD, true);
break;
case SEL_DESELECT:
deselect_graph_keys(&ac, 0, SELECT_SUBTRACT, true);
break;
case SEL_INVERT:
deselect_graph_keys(&ac, 0, SELECT_INVERT, true);
break;
default:
BLI_assert(0);
break;
}
/* 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(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Select All";
ot->idname = "GRAPH_OT_select_all";
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;
/* properties */
WM_operator_properties_select_all(ot);
}
/* ******************** Box 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.
*/
static rctf initialize_box_select_coords(const bAnimContext *ac, const rctf *rectf_view)
{
const View2D *v2d = &ac->region->v2d;
rctf 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);
return rectf;
}
static int initialize_animdata_selection_filter(const SpaceGraph *sipo)
{
int filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_NODUPLIS);
if (sipo->flag & SIPO_SELCUVERTSONLY) {
filter |= ANIMFILTER_FOREDIT | ANIMFILTER_SELEDIT;
}
return filter;
}
static ListBase initialize_box_select_anim_data(const int filter, bAnimContext *ac)
{
ListBase anim_data = {NULL, NULL};
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
return anim_data;
}
static void initialize_box_select_key_editing_data(const SpaceGraph *sipo,
const bool incl_handles,
const short mode,
bAnimContext *ac,
void *data,
rctf *scaled_rectf,
KeyframeEditData *r_ked,
int *r_mapping_flag)
{
memset(r_ked, 0, sizeof(KeyframeEditData));
switch (mode) {
case BEZT_OK_REGION_LASSO: {
KeyframeEdit_LassoData *data_lasso = data;
data_lasso->rectf_scaled = scaled_rectf;
r_ked->data = data_lasso;
break;
}
case BEZT_OK_REGION_CIRCLE: {
KeyframeEdit_CircleData *data_circle = data;
data_circle->rectf_scaled = scaled_rectf;
r_ked->data = data_circle;
break;
}
default:
r_ked->data = scaled_rectf;
break;
}
if (sipo->flag & SIPO_SELVHANDLESONLY) {
r_ked->iterflags |= KEYFRAME_ITER_HANDLES_DEFAULT_INVISIBLE;
}
/* Enable handles selection. (used in keyframes_edit.c > KEYFRAME_OK_CHECKS macro) */
if (incl_handles) {
r_ked->iterflags |= KEYFRAME_ITER_INCL_HANDLES;
*r_mapping_flag = 0;
}
else {
*r_mapping_flag = ANIM_UNITCONV_ONLYKEYS;
}
*r_mapping_flag |= ANIM_get_normalization_flags(ac);
}
/* Box Select only selects keyframes, 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).
*
* This function returns true if there was any change in the selection of a key (selecting or
* deselecting any key returns true, otherwise it returns false).
*/
static bool box_select_graphkeys(bAnimContext *ac,
const rctf *rectf_view,
short mode,
short selectmode,
bool incl_handles,
void *data)
{
const rctf rectf = initialize_box_select_coords(ac, rectf_view);
SpaceGraph *sipo = (SpaceGraph *)ac->sl;
const int filter = initialize_animdata_selection_filter(sipo);
ListBase anim_data = initialize_box_select_anim_data(filter, ac);
rctf scaled_rectf;
KeyframeEditData ked;
int mapping_flag;
initialize_box_select_key_editing_data(
sipo, incl_handles, mode, ac, data, &scaled_rectf, &ked, &mapping_flag);
/* Get beztriple editing/validation funcs. */
const KeyframeEditFunc select_cb = ANIM_editkeyframes_select(selectmode);
const KeyframeEditFunc ok_cb = ANIM_editkeyframes_ok(mode);
/* Try selecting the keyframes. */
bAnimListElem *ale = NULL;
/* This variable will be set to true if any key is selected or deselected. */
bool any_key_selection_changed = false;
/* First loop over data, doing box select. try selecting keys only. */
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;
const 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);
any_key_selection_changed = true;
/* 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);
return any_key_selection_changed;
}
/* This function is used to set all the keyframes of a given curve as selectable
* by the "select_cb" function inside of "box_select_graphcurves".
*/
static short ok_bezier_always_ok(KeyframeEditData *UNUSED(ked), BezTriple *UNUSED(bezt))
{
return KEYFRAME_OK_KEY | KEYFRAME_OK_H1 | KEYFRAME_OK_H2;
}
/* Checks whether the given rectangle intersects the given fcurve's calculated curve (i.e. not
* only keyframes, but also all the interpolated values). This is done by sampling the curve at
* different points between the xmin and the xmax of the rectangle.
*/
static bool rectf_curve_intersection(
const float offset, const float unit_scale, const rctf *rectf, AnimData *adt, FCurve *fcu)
{
/* 30 sampling points. This worked well in tests. */
const float num_steps = 30.0f;
const float step = (rectf->xmax - rectf->xmin) / num_steps;
/* Remap the range at which to evaluate the fcurves. This enables us to avoid remapping
* the keys themselves. */
const float mapped_max = BKE_nla_tweakedit_remap(adt, rectf->xmax, NLATIME_CONVERT_UNMAP);
const float mapped_min = BKE_nla_tweakedit_remap(adt, rectf->xmin, NLATIME_CONVERT_UNMAP);
const float eval_step = (mapped_max - mapped_min) / num_steps;
float x = rectf->xmin;
float eval_x = mapped_min;
/* Sample points on the given fcurve in the interval defined by the
* mapped_min and mapped_max of the selected rectangle.
* For each point, check if it is inside of the selection box. If it is, then select
* all the keyframes of the curve, the curve, and stop the loop.
*/
while (x < rectf->xmax) {
const float fcurve_y = (evaluate_fcurve(fcu, eval_x) + offset) * unit_scale;
/* Since rectf->xmin <= x < rectf->xmax is always true, there is no need to keep comparing the
* X-coordinate to the rectangle in every iteration. Therefore we do the comparisons manually
* instead of using BLI_rctf_isect_pt_v(rectf, current_point).
*/
if (rectf->ymin <= fcurve_y && fcurve_y <= rectf->ymax) {
return true;
}
x += step;
eval_x += eval_step;
}
return false;
}
/* Perform a box selection of the curves themselves. This means this function tries
* to select a curve by sampling it at various points instead of trying to select the
* keyframes directly.
* The selection actions done to a curve are actually done on all the keyframes of the curve.
* Note: This function is only called if no keyframe is in the selection area.
*/
static void box_select_graphcurves(bAnimContext *ac,
const rctf *rectf_view,
const short mode,
const short selectmode,
const bool incl_handles,
void *data)
{
const SpaceGraph *sipo = (SpaceGraph *)ac->sl;
const int filter = initialize_animdata_selection_filter(sipo);
ListBase anim_data = initialize_box_select_anim_data(filter, ac);
rctf scaled_rectf;
KeyframeEditData ked;
int mapping_flag;
initialize_box_select_key_editing_data(
sipo, incl_handles, mode, ac, data, &scaled_rectf, &ked, &mapping_flag);
FCurve *last_selected_curve = NULL;
/* Go through all the curves and try selecting them. This function is only called
* if no keyframe is in the selection area, so we only have to check if the curve
* intersects the area in order to check if the selection/deselection must happen.
*/
LISTBASE_FOREACH (bAnimListElem *, ale, &anim_data) {
AnimData *adt = ANIM_nla_mapping_get(ac, ale);
FCurve *fcu = (FCurve *)ale->key_data;
float offset;
const float unit_scale = ANIM_unit_mapping_get_factor(
ac->scene, ale->id, fcu, mapping_flag, &offset);
const rctf rectf = initialize_box_select_coords(ac, rectf_view);
/* scaled_rectf is declared at the top of the block because it is required by the
* initialize_box_select_key_editing_data function (which does
* data_xxx->rectf_scaled = scaled_rectf). The below assignment therefore modifies the
* data we use to iterate over the curves (ked).
*/
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;
const KeyframeEditFunc select_cb = ANIM_editkeyframes_select(selectmode);
if (rectf_curve_intersection(offset, unit_scale, &rectf, adt, fcu)) {
if ((selectmode & SELECT_ADD) || (selectmode & SELECT_REPLACE)) {
fcu->flag |= FCURVE_SELECTED;
last_selected_curve = fcu;
}
else {
fcu->flag &= ~FCURVE_SELECTED;
}
ANIM_fcurve_keyframes_loop(&ked, fcu, ok_bezier_always_ok, select_cb, NULL);
}
}
/* Make sure that one of the selected curves is active in the end. */
if (last_selected_curve != NULL) {
ANIM_set_active_channel(
ac, ac->data, ac->datatype, filter, last_selected_curve, ANIMTYPE_FCURVE);
}
ANIM_animdata_freelist(&anim_data);
}
/* ------------------- */
static int graphkeys_box_select_invoke(bContext *C, wmOperator *op, const wmEvent *event)
{
bAnimContext ac;
if (ANIM_animdata_get_context(C, &ac) == 0) {
return OPERATOR_CANCELLED;
}
if (RNA_boolean_get(op->ptr, "tweak")) {
tNearestVertInfo *under_mouse = find_nearest_fcurve_vert(&ac, event->mval);
bool mouse_is_over_element = under_mouse != NULL;
if (under_mouse) {
MEM_freeN(under_mouse);
}
if (mouse_is_over_element) {
return OPERATOR_CANCELLED | OPERATOR_PASS_THROUGH;
}
}
return WM_gesture_box_invoke(C, op, event);
}
static int graphkeys_box_select_exec(bContext *C, wmOperator *op)
{
bAnimContext ac;
rcti rect;
rctf rect_fl;
short mode = 0;
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0) {
return OPERATOR_CANCELLED;
}
const eSelectOp sel_op = RNA_enum_get(op->ptr, "mode");
const int selectmode = (sel_op != SEL_OP_SUB) ? SELECT_ADD : SELECT_SUBTRACT;
if (SEL_OP_USE_PRE_DESELECT(sel_op)) {
deselect_graph_keys(&ac, 1, SELECT_SUBTRACT, true);
}
/* 'include_handles' from the operator specifies whether to include handles in the selection. */
const bool 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 box_select 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 box_select action. */
const bool any_key_selection_changed = box_select_graphkeys(
&ac, &rect_fl, mode, selectmode, incl_handles, NULL);
const bool use_curve_selection = RNA_boolean_get(op->ptr, "use_curve_selection");
if (use_curve_selection && !any_key_selection_changed) {
box_select_graphcurves(&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_box(wmOperatorType *ot)
{
/* Identifiers. */
ot->name = "Box Select";
ot->idname = "GRAPH_OT_select_box";
ot->description = "Select all keyframes within the specified region";
/* API callbacks. */
ot->invoke = graphkeys_box_select_invoke;
ot->exec = graphkeys_box_select_exec;
ot->modal = WM_gesture_box_modal;
ot->cancel = WM_gesture_box_cancel;
ot->poll = graphop_visible_keyframes_poll;
/* Flags. */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* Properties. */
ot->prop = RNA_def_boolean(ot->srna, "axis_range", 0, "Axis Range", "");
RNA_def_property_flag(ot->prop, PROP_SKIP_SAVE);
PropertyRNA *prop;
prop = RNA_def_boolean(ot->srna,
"include_handles",
true,
"Include Handles",
"Are handles tested individually against the selection criteria");
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
prop = RNA_def_boolean(
ot->srna, "tweak", 0, "Tweak", "Operator has been activated using a tweak event");
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
prop = RNA_def_boolean(
ot->srna,
"use_curve_selection",
1,
"Select Curves",
"Allow selecting all the keyframes of a curve by selecting the calculated fcurve");
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
WM_operator_properties_gesture_box(ot);
WM_operator_properties_select_operation_simple(ot);
}
/* ------------------- */
static int graphkeys_lassoselect_exec(bContext *C, wmOperator *op)
{
bAnimContext ac;
KeyframeEdit_LassoData data_lasso = {0};
rcti rect;
rctf rect_fl;
bool incl_handles;
/* Get editor data. */
if (ANIM_animdata_get_context(C, &ac) == 0) {
return OPERATOR_CANCELLED;
}
data_lasso.rectf_view = &rect_fl;
data_lasso.mcoords = WM_gesture_lasso_path_to_array(C, op, &data_lasso.mcoords_len);
if (data_lasso.mcoords == NULL) {
return OPERATOR_CANCELLED;
}
const eSelectOp sel_op = RNA_enum_get(op->ptr, "mode");
const short selectmode = (sel_op != SEL_OP_SUB) ? SELECT_ADD : SELECT_SUBTRACT;
if (SEL_OP_USE_PRE_DESELECT(sel_op)) {
deselect_graph_keys(&ac, 0, SELECT_SUBTRACT, true);
}
{
SpaceGraph *sipo = (SpaceGraph *)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.mcoords, data_lasso.mcoords_len);
BLI_rctf_rcti_copy(&rect_fl, &rect);
/* Apply box_select action. */
const bool any_key_selection_changed = box_select_graphkeys(
&ac, &rect_fl, BEZT_OK_REGION_LASSO, selectmode, incl_handles, &data_lasso);
const bool use_curve_selection = RNA_boolean_get(op->ptr, "use_curve_selection");
if (use_curve_selection && !any_key_selection_changed) {
box_select_graphcurves(
&ac, &rect_fl, BEZT_OK_REGION_LASSO, selectmode, incl_handles, &data_lasso);
}
MEM_freeN((void *)data_lasso.mcoords);
/* 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(ot);
WM_operator_properties_select_operation_simple(ot);
PropertyRNA *prop = RNA_def_boolean(
ot->srna,
"use_curve_selection",
1,
"Select Curves",
"Allow selecting all the keyframes of a curve by selecting the curve itself");
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
}
/* ------------------- */
static int graph_circle_select_exec(bContext *C, wmOperator *op)
{
bAnimContext ac;
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;
}
const eSelectOp sel_op = ED_select_op_modal(RNA_enum_get(op->ptr, "mode"),
WM_gesture_is_modal_first(op->customdata));
const short selectmode = (sel_op != SEL_OP_SUB) ? SELECT_ADD : SELECT_SUBTRACT;
if (SEL_OP_USE_PRE_DESELECT(sel_op)) {
deselect_graph_keys(&ac, 0, SELECT_SUBTRACT, true);
}
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;
{
SpaceGraph *sipo = (SpaceGraph *)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 box_select action. */
const bool any_key_selection_changed = box_select_graphkeys(
&ac, &rect_fl, BEZT_OK_REGION_CIRCLE, selectmode, incl_handles, &data);
const bool use_curve_selection = RNA_boolean_get(op->ptr, "use_curve_selection");
if (use_curve_selection && !any_key_selection_changed) {
box_select_graphcurves(&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(ot);
WM_operator_properties_select_operation_simple(ot);
PropertyRNA *prop = RNA_def_boolean(
ot->srna,
"use_curve_selection",
1,
"Select Curves",
"Allow selecting all the keyframes of a curve by selecting the curve itself");
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
}
/* ******************** 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 *region = ac.region;
View2D *v2d = ®ion->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).
*/
/* option 1) select keyframe directly under mouse */
static int mouse_graph_keys(bAnimContext *ac,
const int mval[2],
eEditKeyframes_Select select_mode,
const bool deselect_all,
const bool curves_only,
bool wait_to_deselect_others)
{
SpaceGraph *sipo = (SpaceGraph *)ac->sl;
tNearestVertInfo *nvi;
BezTriple *bezt = NULL;
bool run_modal = false;
/* find the beztriple that we're selecting, and the handle that was clicked on */
nvi = find_nearest_fcurve_vert(ac, mval);
if (select_mode != SELECT_REPLACE) {
/* The modal execution to delay deselecting other items is only needed for normal click
* selection, i.e. for SELECT_REPLACE. */
wait_to_deselect_others = false;
}
sipo->runtime.flag &= ~(SIPO_RUNTIME_FLAG_TWEAK_HANDLES_LEFT |
SIPO_RUNTIME_FLAG_TWEAK_HANDLES_RIGHT);
const bool already_selected =
(nvi != NULL) && (((nvi->hpoint == NEAREST_HANDLE_KEY) && (nvi->bezt->f2 & SELECT)) ||
((nvi->hpoint == NEAREST_HANDLE_LEFT) && (nvi->bezt->f1 & SELECT)) ||
((nvi->hpoint == NEAREST_HANDLE_RIGHT) && (nvi->bezt->f3 & SELECT)));
if (wait_to_deselect_others && nvi && already_selected) {
run_modal = true;
}
/* For replacing selection, if we have something to select, we have to clear existing selection.
* The same goes if we found nothing to select, and deselect_all is true
* (deselect on nothing behavior). */
else if ((nvi != NULL && select_mode == SELECT_REPLACE) || (nvi == NULL && deselect_all)) {
/* 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_anim_channels_select_set(ac, ACHANNEL_SETFLAG_CLEAR);
}
}
if (nvi == NULL) {
return deselect_all ? OPERATOR_FINISHED : OPERATOR_CANCELLED;
}
/* if points can be selected on this F-Curve */
/* TODO: what about those with no keyframes? */
bool something_was_selected = false;
if (!curves_only && ((nvi->fcu->flag & FCURVE_PROTECTED) == 0)) {
/* only if there's keyframe */
if (nvi->bezt) {
bezt = nvi->bezt; /* Used to check `bezt` selection is set. */
if (select_mode == SELECT_INVERT) {
if (nvi->hpoint == NEAREST_HANDLE_KEY) {
bezt->f2 ^= SELECT;
something_was_selected = (bezt->f2 & SELECT);
}
else if (nvi->hpoint == NEAREST_HANDLE_LEFT) {
/* toggle selection */
bezt->f1 ^= SELECT;
something_was_selected = (bezt->f1 & SELECT);
}
else {
/* toggle selection */
bezt->f3 ^= SELECT;
something_was_selected = (bezt->f3 & SELECT);
}
}
else {
if (nvi->hpoint == NEAREST_HANDLE_KEY) {
bezt->f2 |= SELECT;
}
else if (nvi->hpoint == NEAREST_HANDLE_LEFT) {
bezt->f1 |= SELECT;
}
else {
bezt->f3 |= SELECT;
}
something_was_selected = true;
}
if (!run_modal && BEZT_ISSEL_ANY(bezt)) {
const bool may_activate = !already_selected ||
BKE_fcurve_active_keyframe_index(nvi->fcu) ==
FCURVE_ACTIVE_KEYFRAME_NONE;
if (may_activate) {
BKE_fcurve_active_keyframe_set(nvi->fcu, bezt);
}
}
}
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 when something was actually selected (so not on a deselect), except when
* dragging the selected keys. Needs to be called with (sipo->flag & SIPO_SELCUVERTSONLY),
* otherwise the active flag won't be set T26452. */
if (!run_modal && (nvi->fcu->flag & FCURVE_SELECTED) && something_was_selected) {
/* NOTE: Sync the filter flags with findnearest_fcurve_vert. */
int filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_NODUPLIS);
ANIM_set_active_channel(ac, ac->data, ac->datatype, filter, nvi->fcu, nvi->ctype);
}
if (nvi->hpoint == NEAREST_HANDLE_LEFT) {
sipo->runtime.flag |= SIPO_RUNTIME_FLAG_TWEAK_HANDLES_LEFT;
}
else if (nvi->hpoint == NEAREST_HANDLE_RIGHT) {
sipo->runtime.flag |= SIPO_RUNTIME_FLAG_TWEAK_HANDLES_RIGHT;
}
/* free temp sample data for filtering */
MEM_freeN(nvi);
return run_modal ? OPERATOR_RUNNING_MODAL : OPERATOR_FINISHED;
}
/* 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 int graphkeys_mselect_column(bAnimContext *ac,
const int mval[2],
eEditKeyframes_Select select_mode,
bool wait_to_deselect_others)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
bool run_modal = false;
KeyframeEditFunc select_cb, ok_cb;
KeyframeEditData ked;
tNearestVertInfo *nvi;
/* 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 OPERATOR_CANCELLED;
}
/* get frame number on which elements should be selected */
/* TODO: should we restrict to integer frames only? */
const float selx = nvi->frame;
if (select_mode != SELECT_REPLACE) {
/* Doesn't need to deselect anything -> Pass. */
}
else if (wait_to_deselect_others && (nvi->bezt->f2 & SELECT)) {
run_modal = true;
}
/* If select mode is replace (and we don't do delayed deselection on mouse release), deselect all
* keyframes first. */
else {
/* 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);
return run_modal ? OPERATOR_RUNNING_MODAL : OPERATOR_FINISHED;
}
/* ------------------- */
/* handle clicking */
static int graphkeys_clickselect_exec(bContext *C, wmOperator *op)
{
bAnimContext ac;
/* 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 */
const short selectmode = RNA_boolean_get(op->ptr, "extend") ? SELECT_INVERT : SELECT_REPLACE;
const bool deselect_all = RNA_boolean_get(op->ptr, "deselect_all");
/* See #WM_operator_properties_generic_select() for a detailed description of the how and why of
* this. */
const bool wait_to_deselect_others = RNA_boolean_get(op->ptr, "wait_to_deselect_others");
int mval[2];
int ret_val;
mval[0] = RNA_int_get(op->ptr, "mouse_x");
mval[1] = RNA_int_get(op->ptr, "mouse_y");
/* 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 */
ret_val = graphkeys_mselect_column(&ac, mval, selectmode, wait_to_deselect_others);
}
else if (RNA_boolean_get(op->ptr, "curves")) {
/* select all keyframes in the same F-Curve as the one under the mouse */
ret_val = mouse_graph_keys(&ac, mval, selectmode, deselect_all, true, wait_to_deselect_others);
}
else {
/* select keyframe under mouse */
ret_val = mouse_graph_keys(
&ac, mval, selectmode, deselect_all, false, wait_to_deselect_others);
}
/* 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 ret_val | OPERATOR_PASS_THROUGH;
}
void GRAPH_OT_clickselect(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Select Keyframes";
ot->idname = "GRAPH_OT_clickselect";
ot->description = "Select keyframes by clicking on them";
/* callbacks */
ot->poll = graphop_visible_keyframes_poll;
ot->exec = graphkeys_clickselect_exec;
ot->invoke = WM_generic_select_invoke;
ot->modal = WM_generic_select_modal;
/* flags */
ot->flag = OPTYPE_UNDO;
/* properties */
WM_operator_properties_generic_select(ot);
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,
"deselect_all",
false,
"Deselect On Nothing",
"Deselect all when nothing under the cursor");
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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