The drag_end signal is emitted at the end of the dragging, when the pointer button's is released
This signal is emitted if and only if the drag_begin signal has been emitted first
| actor |
the Actor attached to the action |
| event_x |
the X coordinate (in stage space) of the release event |
| event_y |
the Y coordinate (in stage space) of the release event |
| modifiers |
the modifiers of the release event |