private void OnMouseDown()
{
if (Event.current.button == 0)
{
var nearestControlPoint = ControlPoints.Find(cp => cp.ControlId == HandleUtility.nearestControl);
if (nearestControlPoint != null && !nearestControlPoint.DragPoint.IsLocked)
{
if (!Event.current.control)
{
ClearAllSelection();
nearestControlPoint.IsSelected = true;
}
else
{
nearestControlPoint.IsSelected = !nearestControlPoint.IsSelected;
}
Event.current.Use();
}
}
}
private ControlPoint GetControlPoint(int controlId) => ControlPoints.Find(cp => cp.ControlId == controlId);