private void HitTesting(Point testPoint)
{
bool hitConnectorFlag = false;
DependencyObject hitObject = this.connector.ParentDiagramItem.ParentDiagram.InputHitTest(testPoint) as DependencyObject;
while (hitObject != null &&
hitObject != this.connector.ParentDiagramItem &&
hitObject.GetType() != typeof (DiagramCanvas)) {
if (hitObject is Connector) {
this.HitConnector = hitObject as Connector;
hitConnectorFlag = true;
}
if (hitObject is DiagramItem) {
HitDiagramItem = hitObject as DiagramItem;
if (!hitConnectorFlag)
HitConnector = null;
return;
}
hitObject = VisualTreeHelper.GetParent(hitObject);
}
}
private void ConnectorLayoutUpdated(object sender, EventArgs e)
{
this.diagramItem = this.GetDiagramItem();
if (this.diagramItem == null)
throw new NullReferenceException("Can't find DiagramItem parent");
if (this.ParentDiagramItem.ParentDiagram != null) {
this.Position = this.TransformToAncestor(this.ParentDiagramItem.ParentDiagram)
.Transform(new Point(this.Width / 2, this.Height / 2));
}
}
