public virtual void Save(Stream s, IGraph <IVisual, IVisualEdge> source, IGraphSceneLayout <IVisual, IVisualEdge> layout)
{
var graph = source.Source <IVisual, IVisualEdge, IThing, ILink> ();
if (graph != null)
{
var serializer = new VisualThingXmlSerializer {
VisualThingGraph = graph, Layout = layout, VisualsCollection = source
};
serializer.Write(s);
}
}
public virtual XElement Write(GraphSceneDisplayMemento display)
{
var result = new XElement(NodeNames.Display);
if (display.Iori != null)
{
result.Add(new XElement(NodeNames.Source, Write(NodeNames.File, display.Iori.ToString())));
}
else
{
// TODO: write MemoryThingGraph
}
var graph = display.Scene.Graph.Source <IVisual, IVisualEdge, IThing, ILink> ();
if (graph != null)
{
var serializer = new VisualThingXmlSerializer();
serializer.VisualThingGraph = graph;
serializer.Layout = display.Layout;
serializer.Write(display.Scene.Graph);
result.Add(serializer.XThings);
}
var sceneInfoSerializer = new SceneInfoXmlSerializer();
result.Add(sceneInfoSerializer.Write(display.Info));
result.Add(new XElement(NodeNames.Viewport,
Write(NodeNames.Offset, display.Offset),
Write(NodeNames.ZoomState, display.ZoomState),
Write(NodeNames.Zoom, display.Zoom)));
// TODO: serialize Layout
result.Add(new XElement(NodeNames.Layout,
Write(NodeNames.StyleSheet, display.Layout.StyleSheet.Name)));
var focused = display.Scene.Graph.ThingOf(display.Scene.Focused);
if (focused != null)
{
result.Add(new XElement(NodeNames.Scene, Write(NodeNames.Focused, focused.Id.ToString("X"))));
}
return(result);
}