/// <summary>
/// Redraws the graph with the specified layout type
/// </summary>
/// <param name="layout">Type of graph layout</param>
/// <param name="isAnimated">Specifies whether or not to animate the graph when it's laid out</param>
/// <param name="scope">Specifies the default graph scope</param>
/// <param name="rootNode">Specifies the root node for layouts that require one</param>
public void LayoutGraph(LayoutBase layout, bool isAnimated, string scope, NodeViewModelBase rootNode)
{
LayoutManager flyweight = LayoutManager.Instance;
// Make sure we have a scope
if (String.IsNullOrWhiteSpace(scope))
{
scope = this.defaultComponentInstanceScope;
}
// Get the graph as a GraphMapData object
GraphMapData graphMapData = GetGraphComponents(scope).ExportGraph();
// Execute the layout
DispatcherHelper.UIDispatcher.BeginInvoke(() =>
{
if (rootNode != null)
{
layout.CalculateLayout(graphMapData, rootNode.ParentNode);
}
else
{
layout.CalculateLayout(graphMapData);
}
System.Diagnostics.Debug.WriteLine("");
foreach (Delegate d in ContextMenuManager.Instance.GetContextMenuOpeningInvocationList())
{
System.Diagnostics.Debug.WriteLine((d.Target as GraphComponents).Scope);
}
layout.PositionNodes(isAnimated, graphMapData);
});
}
/// <summary>
///
/// </summary>
/// <param name="layoutName"></param>
private void LayoutGraph(string layoutName)
{
// Get a light weight version of the graph data to be
// used with the layout
GraphMapData graphMapData = GraphComponentsUtility.GetGraph(GraphManager.Instance.GetGraphComponents(scope));
// Get the instance of the LinLog layout
LayoutBase graphLayout = LayoutManager.Instance.GetLayoutByName(layoutName);
// Wire up the LayoutFinished event
graphLayout.LayoutFinished += new EventHandler(LayoutFinishedHandler);
// Execute the layout on the UI thread
DispatcherHelper.UIDispatcher.BeginInvoke(() =>
{
graphLayout.CalculateLayout(graphMapData);
graphLayout.PositionNodes(false, graphMapData);
});
}
