public void CopyLayoutInformationFrom(View source)
{
if (PaperSize == null)
{
PaperSize = source.PaperSize;
}
foreach (ElementView sourceElementView in source.Elements)
{
ElementView destinationElementView = FindElementView(sourceElementView);
if (destinationElementView != null)
{
destinationElementView.CopyLayoutInformationFrom(sourceElementView);
}
}
foreach (RelationshipView sourceRelationshipView in source.Relationships)
{
RelationshipView destinationRelationshipView = FindRelationshipView(sourceRelationshipView);
if (destinationRelationshipView != null)
{
destinationRelationshipView.CopyLayoutInformationFrom(sourceRelationshipView);
}
}
}
/**
* Finds an element. Override this to change the behaviour.
*
* @param viewWithLayoutInformation the view to search
* @param elementWithoutLayoutInformation the Element to find
* @return an ElementView
*/
protected ElementView findElementView(View viewWithLayoutInformation, Element elementWithoutLayoutInformation)
{
// see if we can find an element with the same canonical name in the source view
ElementView elementView = viewWithLayoutInformation.Elements.FirstOrDefault(ev => ev.Element.CanonicalName.Equals(elementWithoutLayoutInformation.CanonicalName));
if (elementView == null)
{
// no element was found, so try finding an element of the same type with the same name (in this situation, the parent element may have been renamed)
elementView = viewWithLayoutInformation.Elements.FirstOrDefault(ev => ev.Element.Name.Equals(elementWithoutLayoutInformation.Name) && ev.Element.GetType().Equals(elementWithoutLayoutInformation.GetType()));
}
if (elementView == null)
{
// no element was found, so try finding an element of the same type with the same description if set (in this situation, the element itself may have been renamed)
if (!String.IsNullOrEmpty(elementWithoutLayoutInformation.Description))
{
elementView = viewWithLayoutInformation.Elements.FirstOrDefault(ev => elementWithoutLayoutInformation.Description.Equals(ev.Element.Description) && ev.Element.GetType().Equals(elementWithoutLayoutInformation.GetType()));
}
}
if (elementView == null)
{
// no element was found, so try finding an element of the same type with the same ID (in this situation, the name and description may have changed)
elementView = viewWithLayoutInformation.Elements.FirstOrDefault(ev => ev.Element.Id.Equals(elementWithoutLayoutInformation.Id) && ev.Element.GetType().Equals(elementWithoutLayoutInformation.GetType()));
}
return(elementView);
}
private ElementView FindElementView(ElementView sourceElementView)
{
foreach (ElementView elementView in Elements)
{
if (elementView.Element.Equals(sourceElementView.Element))
{
return(elementView);
}
}
return(null);
}
protected void RemoveElement(Element element)
{
if (element != null)
{
ElementView elementView = new ElementView(element);
_elements.Remove(elementView);
_relationships.RemoveWhere(r =>
r.Relationship.Source.Equals(element) ||
r.Relationship.Destination.Equals(element));
}
}
/// <summary>
/// Attempts to copy the visual layout information (e.g. x,y coordinates) of elements and relationships
/// from the specified source view into the specified destination view.
/// </summary>
/// <param name="viewWithLayoutInformation">the source view (e.g. the version stored by the Structurizr service)</param>
/// <param name="viewWithoutLayoutInformation">the destination View (e.g. the new version, created locally with code)</param>
public void CopyLayoutInformation(View viewWithLayoutInformation, View viewWithoutLayoutInformation)
{
setPaperSizeIfNotSpecified(viewWithLayoutInformation, viewWithoutLayoutInformation);
Dictionary <ElementView, ElementView> elementViewMap = new Dictionary <ElementView, ElementView>();
Dictionary <Element, Element> elementMap = new Dictionary <Element, Element>();
foreach (ElementView elementViewWithoutLayoutInformation in viewWithoutLayoutInformation.Elements)
{
ElementView elementViewWithLayoutInformation = findElementView(viewWithLayoutInformation, elementViewWithoutLayoutInformation.Element);
if (elementViewWithLayoutInformation != null)
{
elementViewMap.Add(elementViewWithoutLayoutInformation, elementViewWithLayoutInformation);
elementMap.Add(elementViewWithoutLayoutInformation.Element, elementViewWithLayoutInformation.Element);
}
else
{
Console.WriteLine("There is no layout information for the element named " + elementViewWithoutLayoutInformation.Element.Name + " on view " + viewWithLayoutInformation.Key);
}
}
foreach (ElementView elementViewWithoutLayoutInformation in elementViewMap.Keys)
{
ElementView elementViewWithLayoutInformation = elementViewMap[elementViewWithoutLayoutInformation];
elementViewWithoutLayoutInformation.CopyLayoutInformationFrom(elementViewWithLayoutInformation);
}
foreach (RelationshipView relationshipViewWithoutLayoutInformation in viewWithoutLayoutInformation.Relationships)
{
RelationshipView relationshipViewWithLayoutInformation;
if (viewWithoutLayoutInformation is DynamicView)
{
relationshipViewWithLayoutInformation = findRelationshipView(viewWithLayoutInformation, relationshipViewWithoutLayoutInformation, elementMap);
}
else
{
relationshipViewWithLayoutInformation = findRelationshipView(viewWithLayoutInformation, relationshipViewWithoutLayoutInformation.Relationship, elementMap);
}
if (relationshipViewWithLayoutInformation != null)
{
relationshipViewWithoutLayoutInformation.CopyLayoutInformationFrom(relationshipViewWithLayoutInformation);
}
}
}
