// TODO: This does more than just getting the zorder - it also saves connection information for connectors,
// which is critical to wire up connectors to shapes after a delete has been undone.
public List <ZOrderMap> GetZOrderOfSelectedElements()
{
List <ZOrderMap> originalZOrder = new List <ZOrderMap>();
selectedElements.ForEach(el =>
{
ZOrderMap zom = new ZOrderMap()
{
Element = el, Index = elements.IndexOf(el)
};
zom.GroupChildren = new List <GraphicElement>(el.GroupChildren);
zom.Connections = new List <Connection>(el.Connections);
if (el.IsConnector)
{
zom.StartConnectedShape = ((Connector)el).StartConnectedShape;
zom.EndConnectedShape = ((Connector)el).EndConnectedShape;
if (zom.StartConnectedShape != null)
{
zom.StartConnection = zom.StartConnectedShape.Connections.SingleOrDefault(conn => conn.ToElement == el);
}
if (zom.EndConnectedShape != null)
{
zom.EndConnection = zom.EndConnectedShape.Connections.SingleOrDefault(conn => conn.ToElement == el);
}
}
originalZOrder.Add(zom);
SaveChildZOrder(el, originalZOrder);
});
return(originalZOrder);
}
public void SaveChildZOrder(GraphicElement el, List <ZOrderMap> zorder)
{
el.GroupChildren.ForEach(gc =>
{
ZOrderMap zom = new ZOrderMap()
{
Element = gc, Index = elements.IndexOf(gc)
};
zom.GroupChildren = new List <GraphicElement>(gc.GroupChildren);
zom.Connections = new List <Connection>(gc.Connections);
zorder.Add(zom);
SaveChildZOrder(gc, zorder);
});
}
// TODO: This does more than just getting the zorder - it also saves connection information for connectors,
// which is critical to wire up connectors to shapes after a delete has been undone.
public List <ZOrderMap> GetZOrderOfSelectedElements()
{
List <ZOrderMap> originalZOrder = new List <ZOrderMap>();
selectedElements.ForEach(el =>
{
ZOrderMap zom = new ZOrderMap()
{
Element = el, Index = elements.IndexOf(el)
};
zom.GroupChildren = new List <GraphicElement>(el.GroupChildren);
zom.Connections = new List <Connection>(el.Connections);
if (el.IsConnector)
{
zom.StartConnectedShape = ((Connector)el).StartConnectedShape;
zom.EndConnectedShape = ((Connector)el).EndConnectedShape;
if (zom.StartConnectedShape != null)
{
// TODO: First or default used because we have a bug, yet to fix, where the shape can have the same connector attached twice!
zom.StartConnection = zom.StartConnectedShape.Connections.FirstOrDefault(conn => conn.ToElement == el);
}
if (zom.EndConnectedShape != null)
{
// TODO: First or default used because we have a bug, yet to fix, where the shape can have the same connector attached twice!
zom.EndConnection = zom.EndConnectedShape.Connections.FirstOrDefault(conn => conn.ToElement == el);
}
}
originalZOrder.Add(zom);
SaveChildZOrder(el, originalZOrder);
});
return(originalZOrder);
}