public MultiTouchDrawable getDraggableObjectAtPoint(PointInfo pt) {
float x = pt.getX(), y = pt.getY();
int n = subDrawables.size();
for (int i = n - 1; i >= 0; i--) {
MultiTouchDrawable im = subDrawables.get(i);
if (im.isDragable() && im.containsPoint(x, y)) {
return im.getDraggableObjectAtPoint(pt);
}
}
if (this.containsPoint(pt.getX(), pt.getY())) {
return this;
}
return null;
}
