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Make Cursor placement operation a modal operator. 

* Allows drag and place workflow in addition to click workflow
* Should be compatible with future use of calling operator and placing
instead of left-clicking
This commit is contained in:
Antonis Ryakiotakis 2014-07-03 13:04:29 +03:00
parent d5297b6283
commit 26eae6315c
Notes: blender-bot 2023-02-14 10:23:35 +01:00 
Referenced by issue #40936, Bisect Tool cuts with offset
1 changed files with 32 additions and 5 deletions
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37
source/blender/editors/space_view3d/view3d_edit.c
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@ -4435,20 +4435,46 @@ void ED_view3d_cursor3d_position(bContext *C, float fp[3], const int mval[2])
}
}
static int view3d_cursor3d_invoke(bContext *C, wmOperator *UNUSED(op), const wmEvent *event)
static void view3d_cursor3d_update(bContext *C, const int *mval)
{
Scene *scene = CTX_data_scene(C);
View3D *v3d = CTX_wm_view3d(C);
float *fp = ED_view3d_cursor3d_get(scene, v3d);
ED_view3d_cursor3d_position(C, fp, event->mval);
ED_view3d_cursor3d_position(C, fp, mval);
if (v3d && v3d->localvd)
WM_event_add_notifier(C, NC_SPACE | ND_SPACE_VIEW3D, v3d);
else
WM_event_add_notifier(C, NC_SCENE | NA_EDITED, scene);
return OPERATOR_FINISHED;
}
static int view3d_cursor3d_invoke(bContext *C, wmOperator *op, const wmEvent *event)
{
view3d_cursor3d_update(C, event->mval);
op->customdata = SET_INT_IN_POINTER(event->type);
WM_event_add_modal_handler(C, op);
return OPERATOR_RUNNING_MODAL;
}
static int view3d_cursor3d_modal(bContext *C, wmOperator *op, const wmEvent *event)
{
int event_type = GET_INT_FROM_POINTER(op->customdata);
if (event->type == event_type) {
return OPERATOR_FINISHED;
}
switch (event->type) {
case MOUSEMOVE:
view3d_cursor3d_update(C, event->mval);
break;
case LEFTMOUSE:
return OPERATOR_FINISHED;
}
return OPERATOR_RUNNING_MODAL;
}
void VIEW3D_OT_cursor3d(wmOperatorType *ot)
@ -4461,6 +4487,7 @@ void VIEW3D_OT_cursor3d(wmOperatorType *ot)
/* api callbacks */
ot->invoke = view3d_cursor3d_invoke;
ot->modal = view3d_cursor3d_modal;
ot->poll = ED_operator_view3d_active;