void OnInitialNodeSelected() { trajectoryTool = TrajectoryToolType.INIT_NODE; beginSideIndex = -1; }
void OnDeleteNodeSelected() { trajectoryTool = TrajectoryToolType.DELETE_NODE; beginSideIndex = -1; }
void OnEditSideSelected() { trajectoryTool = TrajectoryToolType.EDIT_SIDE; beginSideIndex = -1; }