public override void UpdateEdge(bool updateLabel = true)
{
if (!ShowArrows)
{
if (EdgePointerForTarget != null)
{
EdgePointerForTarget?.Hide();
EdgePointerForTarget = null;
}
if (EdgePointerForSource != null)
{
EdgePointerForSource?.Hide();
EdgePointerForSource = null;
}
}
base.UpdateEdge(updateLabel);
if (((VisualEdge)Edge).Edge.Weight == null)
{
EdgeLabelControl?.Hide();
}
else
{
EdgeLabelControl?.Show();
}
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
if (!ShowArrows)
{
// Hide arrow
EdgePointerForSource?.Hide();
EdgePointerForTarget?.Hide();
// Force line length to connect source/target
_linegeometry = new PathGeometry(new[]
{
new PathFigure(Source.GetCenterPosition(), new [] {
new LineSegment(Target.GetCenterPosition(), isStroked: true)
}, closed: false)
});
LinePathObject.Data = _linegeometry;
}
}