diff options
Diffstat (limited to 'source/blender/editors/space_graph/graph_utils.c')
| -rw-r--r-- | source/blender/editors/space_graph/graph_utils.c | 64 |
1 files changed, 32 insertions, 32 deletions
diff --git a/source/blender/editors/space_graph/graph_utils.c b/source/blender/editors/space_graph/graph_utils.c index fc20a62c3d6..f55a5511e2d 100644 --- a/source/blender/editors/space_graph/graph_utils.c +++ b/source/blender/editors/space_graph/graph_utils.c @@ -57,7 +57,7 @@ /* ************************************************************** */ /* Active F-Curve */ -/* Find 'active' F-Curve. It must be editable, since that's the purpose of these buttons (subject to change). +/* Find 'active' F-Curve. It must be editable, since that's the purpose of these buttons (subject to change). * We return the 'wrapper' since it contains valuable context info (about hierarchy), which will need to be freed * when the caller is done with it. * @@ -68,20 +68,20 @@ bAnimListElem *get_active_fcurve_channel(bAnimContext *ac) ListBase anim_data = {NULL, NULL}; int filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_FOREDIT | ANIMFILTER_ACTIVE); size_t items = ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype); - + /* We take the first F-Curve only, since some other ones may have had 'active' flag set * if they were from linked data. */ if (items) { bAnimListElem *ale = (bAnimListElem *)anim_data.first; - + /* remove first item from list, then free the rest of the list and return the stored one */ BLI_remlink(&anim_data, ale); ANIM_animdata_freelist(&anim_data); - + return ale; } - + /* no active F-Curve */ return NULL; } @@ -99,30 +99,30 @@ int graphop_visible_keyframes_poll(bContext *C) size_t items; int filter; short found = 0; - + /* firstly, check if in Graph Editor */ // TODO: also check for region? if ((sa == NULL) || (sa->spacetype != SPACE_IPO)) return 0; - + /* try to init Anim-Context stuff ourselves and check */ if (ANIM_animdata_get_context(C, &ac) == 0) return 0; - + /* loop over the visible (selection doesn't matter) F-Curves, and see if they're suitable * stopping on the first successful match */ filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE); items = ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype); - if (items == 0) + if (items == 0) return 0; - + for (ale = anim_data.first; ale; ale = ale->next) { FCurve *fcu = (FCurve *)ale->data; - + /* visible curves for selection must fulfill the following criteria: * - it has bezier keyframes - * - F-Curve modifiers do not interfere with the result too much + * - F-Curve modifiers do not interfere with the result too much * (i.e. the modifier-control drawing check returns false) */ if (fcu->bezt == NULL) @@ -132,7 +132,7 @@ int graphop_visible_keyframes_poll(bContext *C) break; } } - + /* cleanup and return findings */ ANIM_animdata_freelist(&anim_data); return found; @@ -148,27 +148,27 @@ int graphop_editable_keyframes_poll(bContext *C) size_t items; int filter; short found = 0; - + /* firstly, check if in Graph Editor */ // TODO: also check for region? if ((sa == NULL) || (sa->spacetype != SPACE_IPO)) return 0; - + /* try to init Anim-Context stuff ourselves and check */ if (ANIM_animdata_get_context(C, &ac) == 0) return 0; - + /* loop over the editable F-Curves, and see if they're suitable * stopping on the first successful match */ filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_FOREDIT | ANIMFILTER_CURVE_VISIBLE); items = ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype); - if (items == 0) + if (items == 0) return 0; - + for (ale = anim_data.first; ale; ale = ale->next) { FCurve *fcu = (FCurve *)ale->data; - + /* editable curves must fulfill the following criteria: * - it has bezier keyframes * - it must not be protected from editing (this is already checked for with the edit flag @@ -182,7 +182,7 @@ int graphop_editable_keyframes_poll(bContext *C) break; } } - + /* cleanup and return findings */ ANIM_animdata_freelist(&anim_data); return found; @@ -195,21 +195,21 @@ int graphop_active_fcurve_poll(bContext *C) bAnimListElem *ale; ScrArea *sa = CTX_wm_area(C); bool has_fcurve = 0; - + /* firstly, check if in Graph Editor */ // TODO: also check for region? if ((sa == NULL) || (sa->spacetype != SPACE_IPO)) return 0; - + /* try to init Anim-Context stuff ourselves and check */ if (ANIM_animdata_get_context(C, &ac) == 0) return 0; - + /* try to get the Active F-Curve */ ale = get_active_fcurve_channel(&ac); if (ale == NULL) return 0; - + /* do we have a suitable F-Curves? * - For most cases, NLA Control Curves are sufficiently similar to NLA curves to serve this role too. * Under the hood, they are F-Curves too. The only problems which will arise here are if these need to be @@ -220,10 +220,10 @@ int graphop_active_fcurve_poll(bContext *C) FCurve *fcu = (FCurve *)ale->data; has_fcurve = (fcu->flag & FCURVE_VISIBLE) != 0; } - + /* free temp data... */ MEM_freeN(ale); - + /* return success */ return has_fcurve; } @@ -236,24 +236,24 @@ int graphop_selected_fcurve_poll(bContext *C) ScrArea *sa = CTX_wm_area(C); size_t items; int filter; - + /* firstly, check if in Graph Editor */ // TODO: also check for region? if ((sa == NULL) || (sa->spacetype != SPACE_IPO)) return 0; - + /* try to init Anim-Context stuff ourselves and check */ if (ANIM_animdata_get_context(C, &ac) == 0) return 0; - - /* get the editable + selected F-Curves, and as long as we got some, we can return + + /* get the editable + selected F-Curves, and as long as we got some, we can return * NOTE: curve-visible flag isn't included, otherwise selecting a curve via list to edit is too cumbersome */ filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_SEL | ANIMFILTER_FOREDIT); items = ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype); - if (items == 0) + if (items == 0) return 0; - + /* cleanup and return findings */ ANIM_animdata_freelist(&anim_data); return 1; |