public static void AddItem(IGraphScene <IVisual, IVisualEdge> scene, IVisual item, IGraphSceneLayout <IVisual, IVisualEdge> layout, Point pt)
{
bool allowAdd = true;
if (scene == null)
{
return;
}
if (item is IVisualEdge)
{
var edge = (IVisualEdge)item;
allowAdd = scene.Contains(edge.Root) && scene.Contains(edge.Leaf);
}
if (allowAdd)
{
var facade = new GraphSceneFacade <IVisual, IVisualEdge>(() => scene, layout);
facade.Add(item, pt);
}
}
public virtual void Compose(IGraphScene <TItem, TEdge> scene, IGraphItemRenderer <TItem, TEdge> itemRenderer)
{
this.Scene = scene;
Func <IGraphScene <TItem, TEdge> > fScene = () => this.Scene;
if (StyleSheet == null)
{
StyleSheet = new StyleSheets().Compose().DefaultStyleSheet;
StyleSheet.BackColor = Colors.WhiteSmoke;
// maybe created with wrong toolkit! Registry.Pooled<StyleSheets>().DefaultStyleSheet;
}
if (Layout == null)
{
Layout = Registry.Factory.Create <IGraphSceneLayout <TItem, TEdge> >(fScene, StyleSheet);
Layout.Dimension = Limaki.Drawing.Dimension.X;
}
if (Painter == null)
{
Painter = new GraphSceneContextPainter <TItem, TEdge>(Scene, Layout, itemRenderer);
}
if (Modeller == null)
{
var modelReceiver = new GraphItemModeller <TItem, TEdge>();
Modeller = new GraphSceneModeller <TItem, TEdge>();
Modeller.GraphScene = fScene;
Modeller.Layout = () => Layout;
Modeller.Camera = () => Painter.Viewport.Camera;
Modeller.Clipper = () => Painter.Clipper;
Modeller.Modeller = () => modelReceiver;
}
if (Folder == null)
{
Folder = new GraphSceneFacade <TItem, TEdge>(fScene, Layout);
}
}
