private static void OnAnimationTimeChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
LayoutManager mgr = (LayoutManager)d;
mgr.AnimationDuration = new Duration(new TimeSpan(0, 0, 0, 0, mgr.AnimationTime));
}
private void ObservedPanel_PartBoundsChanged(object sender, EventArgs e)
{
Diagram observed = this.Observed;
if (observed == null)
{
return;
}
// don't let animated movements mess up data via TwoWay data-bindings
LayoutManager observedlayout = observed.LayoutManager;
if (observedlayout != null && observedlayout.IsAnimating)
{
return;
}
PartManager partmgr = this.PartManager;
if (partmgr == null)
{
return;
}
Node observednode = sender as Node;
if (observednode != null && this.UsesObservedNodeLocation)
{
// find the corresponding node in this Overview
Node overviewnode = partmgr.FindNodeForData(observednode.Data, observed.Model);
if (overviewnode != null)
{
// need to remove any Binding for Node.Location on this node,
// in case it is Mode=TwoWay, trying to update the data
FrameworkElement ve = overviewnode.EnsuredVisualElement;
if (ve != null)
{
//var be0 = ve.GetBindingExpression(Node.LocationProperty);
ve.ClearValue(Node.LocationProperty);
//var be1 = ve.GetBindingExpression(Node.LocationProperty);
//var locval = ve.ReadLocalValue(Node.LocationProperty);
//var val = ve.GetValue(Node.LocationProperty);
}
// the observed node has moved -- also move this overview's node
Point ovloc = overviewnode.Location;
Point obloc = observednode.Location;
if (!Geo.IsApprox(ovloc, obloc))
{
overviewnode.Location = obloc;
}
}
}
else
{
Link observedlink = sender as Link;
if (observedlink != null && this.UsesObservedLinkRoute)
{
Link overviewlink = partmgr.FindLinkForData(observedlink.Data, observed.Model);
if (overviewlink != null)
{
// the observed link has moved or changed size -- replace this overview's link's route
// with that of the observed link's, so it doesn't need to be recomputed
//??? doesn't handle case where the points have changed, but the Bounds haven't
overviewlink.Route.Points = observedlink.Route.Points;
}
}
}
}
