public static void ApplyBackGraph(this IGraphSceneDisplayMesh <IVisual, IVisualEdge> mesh, IThingGraph root)
{
var backMesh = mesh.BackHandler <IThing, ILink> ();
var g = backMesh.WrapGraph(root);
backMesh.RegisterBackGraph(g);
var displays = mesh.Displays;
displays.ForEach(d => {
var scene = backMesh.CreateScene(g);
mesh.AddScene(scene);
d.Data = scene;
});
}
public virtual void SetDocument(GraphCursor <IVisual, IVisualEdge> source)
{
var pagesDisplay = this.PagesDisplay;
// bring the docpages into view:
var docManager = new DigidocViz();
var pageScene = new Scene();
pagesDisplay.Data = pageScene;
var doc = source.Graph.ThingOf(source.Cursor);
IGraph <IVisual, IVisualEdge> targetGraph = null;
targetGraph = Mesh.CreateSinkGraph(source.Graph);
pageScene.Graph = targetGraph;
Mesh.AddScene(pageScene);
var targetDocument = targetGraph.VisualOf(doc);
this.DocumentVisual = targetDocument;
// get the pages and add them to scene:
var pages = docManager.Pages(targetGraph, targetDocument).OrderBy(e => e, new VisualComparer()).ToList();
pages.ForEach(page => pagesDisplay.Data.Add(page));
var distance = pagesDisplay.Layout.Distance;
pagesDisplay.Layout.Border = this.Border;
var aligner = new Aligner <IVisual, IVisualEdge> (pagesDisplay.Data, pagesDisplay.Layout);
var dd = this.Border.Height;
var options = new AlignerOptions {
Distance = new Size(dd, dd),
AlignX = Alignment.End,
AlignY = Alignment.Start,
Dimension = Dimension.X,
PointOrderDelta = 1
};
aligner.OneColumn(pages, (Point)this.Border, options);
aligner.Locator.Commit(aligner.GraphScene.Requests);
new State {
Hollow = true
}.CopyTo(pagesDisplay.State);
pagesDisplay.Text = source.Cursor.Data == null ? CommonSchema.NullString : source.Cursor.Data.ToString();
pagesDisplay.Viewport.Reset();
pagesDisplay.BackendRenderer.Render();
// show first page:
var firstPage = pages.FirstOrDefault();
if (firstPage != null)
{
pageScene.Focused = firstPage;
pagesDisplay.OnSceneFocusChanged();
}
pagesDisplay.Perform();
var pageCache = new Set <IVisual> (pages);
var moveResize = pagesDisplay.ActionDispatcher.GetAction <GraphItemMoveResizeAction <IVisual, IVisualEdge> > ();
moveResize.FocusFilter = e => pageCache.Contains(e) ? null : e;
}