private void RevealHACKControls(Point clickPoint, GraphSharp.Controls.VertexControl parent)
{
PotentialLinkSource = parent;
HACK_VertexControl.CenterX = clickPoint.X;
HACK_VertexControl.CenterY = clickPoint.Y;
HACK_VertexControl.Visibility = Visibility.Visible;
HACK_VertexControl.PreviewMouseLeftButtonUp += HACK_Control_PreviewMouseLeftButtonUp;
HACK_VertexControl.PreviewMouseMove += HACK_Control_PreviewMouseMove;
HACK_EdgeControl.SetValue(GraphSharp.Controls.EdgeControl.SourceProperty, parent);
HACK_EdgeControl.SetValue(GraphSharp.Controls.EdgeControl.TargetProperty, HACK_VertexControl);
HACK_EdgeControl.Visibility = Visibility.Visible;
}
private void CancelAllDragging()
{
HACK_VertexControl.Visibility = Visibility.Hidden;
HACK_EdgeControl.SetValue(GraphSharp.Controls.EdgeControl.SourceProperty, null);
HACK_EdgeControl.SetValue(GraphSharp.Controls.EdgeControl.TargetProperty, null);
HACK_EdgeControl.Visibility = Visibility.Collapsed;
HACK_VertexControl.PreviewMouseLeftButtonUp -= HACK_Control_PreviewMouseLeftButtonUp;
HACK_VertexControl.PreviewMouseMove -= HACK_Control_PreviewMouseMove;
PotentialLinkTarget = null;
PotentialLinkSource = null;
if (LinkBeingMoved != null)
{
// Move was cancelled, re-validate the link.
SetIsLinkValid(LinkBeingMoved, true);
LinkBeingMoved = null;
}
}
