public DrawDependencyInteraction(MouseEvent initiatingEvent,
TaskRegularAreaChartItem taskArea, MouseSupport mouseSupport) {
super(initiatingEvent);
myStartPoint = initiatingEvent.getPoint();
myTask = taskArea.getTask();
myArrow = new DependencyInteractionRenderer(myStartPoint.x,
myStartPoint.y, myStartPoint.x, myStartPoint.y);
myMouseSupport = mouseSupport;
}