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blender-archive/source/blender/editors/interface/interface_anim.c
Brecht Van Lommel 3906a62cc1 2.5: Added basic insert/remove keyframes from UI buttons.
- I key over a button inserts a keyframe.
- Alt+I removes a keyframe.
- With right mouse button a menu with these options pops up.
- Buttons are colored green if the property is animated, yellow
  if it is on a keyframe. I followed the colors from the UI
  mockups, but the flicker on keyframes seems too distracting in
  practice?

- This only works for properties on the ID itself at the moment,
  path callbacks need to be filled in for all structs but mesh
  still.
- It doesn't work when you're over a related label, that needs to
  be made to work.
- I made it insert keyframes outside of any keyingset. Not sure
  how this is supposed to integrate?
2009-04-03 23:30:32 +00:00

122 lines
3.0 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "MEM_guardedalloc.h"
#include "DNA_anim_types.h"
#include "DNA_scene_types.h"
#include "DNA_screen_types.h"
#include "BLI_listbase.h"
#include "BKE_animsys.h"
#include "BKE_context.h"
#include "BKE_fcurve.h"
#include "RNA_access.h"
#include "RNA_types.h"
#include "UI_interface.h"
#include "WM_api.h"
#include "WM_types.h"
#include "interface_intern.h"
void ui_but_anim_flag(uiBut *but, float cfra)
{
but->flag &= ~(UI_BUT_ANIMATED|UI_BUT_ANIMATED_KEY);
if(but->rnaprop && but->rnapoin.id.data) {
AnimData *adt= BKE_animdata_from_id(but->rnapoin.id.data);
FCurve *fcu;
char *path;
if(adt && adt->action && adt->action->curves.first) {
/* XXX this function call can become a performance bottleneck */
path= RNA_path_from_ID_to_property(&but->rnapoin, but->rnaprop);
if(path) {
fcu= list_find_fcurve(&adt->action->curves, path, but->rnaindex);
if(fcu) {
but->flag |= UI_BUT_ANIMATED;
if(on_keyframe_fcurve(fcu, cfra))
but->flag |= UI_BUT_ANIMATED_KEY;
}
MEM_freeN(path);
}
}
}
}
void uiAnimContextProperty(const bContext *C, struct PointerRNA *ptr, struct PropertyRNA **prop, int *index)
{
ARegion *ar= CTX_wm_region(C);
uiBlock *block;
uiBut *but;
if(ar) {
for(block=ar->uiblocks.first; block; block=block->next) {
for(but=block->buttons.first; but; but= but->next) {
if(but->active && but->rnapoin.id.data) {
*ptr= but->rnapoin;
*prop= but->rnaprop;
*index= but->rnaindex;
return;
}
}
}
}
}
void ui_but_anim_insert_keyframe(bContext *C)
{
/* this operator calls uiAnimContextProperty above */
WM_operator_name_call(C, "ANIM_OT_insert_keyframe_button", WM_OP_INVOKE_DEFAULT, NULL);
}
void ui_but_anim_delete_keyframe(bContext *C)
{
/* this operator calls uiAnimContextProperty above */
WM_operator_name_call(C, "ANIM_OT_delete_keyframe_button", WM_OP_INVOKE_DEFAULT, NULL);
}
void ui_but_anim_menu(bContext *C, uiBut *but)
{
uiMenuItem *head;
int length;
if(but->rnapoin.data && but->rnaprop) {
head= uiPupMenuBegin(RNA_property_ui_name(&but->rnapoin, but->rnaprop), 0);
length= RNA_property_array_length(&but->rnapoin, but->rnaprop);
if(but->flag & UI_BUT_ANIMATED_KEY) {
if(length) {
uiMenuItemBooleanO(head, "Delete Keyframes", 0, "ANIM_OT_delete_keyframe_button", "all", 1);
uiMenuItemBooleanO(head, "Delete Single Keyframe", 0, "ANIM_OT_delete_keyframe_button", "all", 0);
}
else {
uiMenuItemBooleanO(head, "Delete Keyframe", 0, "ANIM_OT_delete_keyframe_button", "all", 0);
}
}
else if(RNA_property_animateable(&but->rnapoin, but->rnaprop)) {
if(length) {
uiMenuItemBooleanO(head, "Insert Keyframes", 0, "ANIM_OT_insert_keyframe_button", "all", 1);
uiMenuItemBooleanO(head, "Insert Single Keyframe", 0, "ANIM_OT_insert_keyframe_button", "all", 0);
}
else {
uiMenuItemBooleanO(head, "Insert Keyframe", 0, "ANIM_OT_insert_keyframe_button", "all", 0);
}
}
uiPupMenuEnd(C, head);
}
}