public override bool Equals(object obj)
{
if (obj is GraphStackItem)
{
GraphStackItem s = obj as GraphStackItem;
return(s.id == id && s.type == type && s.parameter == parameter);
}
return(false);
}
public static GraphStackItem FromJson(string data)
{
GraphStackItemData d = JsonConvert.DeserializeObject <GraphStackItemData>(data);
GraphStackItem i = new GraphStackItem();
i.id = d.id;
i.parameter = d.parameter;
i.type = d.type;
return(i);
}
public void Push(Node n, Graph graph, GraphStackType type, string param = null)
{
if (graph != null)
{
GraphStackItem item = new GraphStackItem();
item.id = n.Id;
item.node = n;
item.graph = graph;
item.type = type;
item.parameter = param;
if (!GraphStack.Contains(item))
{
GraphStack.Push(item);
if (!Crumbs.Contains(n.Id))
{
BreadCrumb c = new BreadCrumb(Crumbs, graph.Name, this, n.Id);
}
}
}
//no need to reload if it is the same graph already
if (graph == Graph)
{
return;
}
if (graph == null)
{
return;
}
Graph.OnGraphUpdated -= Graph_OnGraphUpdated;
ClearView();
Graph = graph;
Scale = Graph.Zoom;
XShift = Graph.ShiftX;
YShift = Graph.ShiftY;
ZoomLevel.Text = String.Format("{0:0}", Scale * 100);
Graph.OnGraphUpdated += Graph_OnGraphUpdated;
ReadOnly = Graph.ReadOnly;
Graph.ReadOnly = false;
LoadGraphUI();
}
protected void RestoreStack()
{
if (StoredGraphStack != null)
{
var graph = Original;
Node n;
for (int i = 0; i < StoredGraphStack.Length; i++)
{
GraphStackItem item = GraphStackItem.FromJson(StoredGraphStack[i]);
if (graph.NodeLookup.TryGetValue(item.id, out n))
{
item.node = n;
if (item.type == GraphStackType.Pixel)
{
if (n is PixelProcessorNode)
{
graph = (n as PixelProcessorNode).Function;
item.graph = graph;
if (!GraphStack.Contains(item))
{
GraphStack.Push(item);
if (!Crumbs.Contains(n.Id))
{
BreadCrumb c = new BreadCrumb(Crumbs, graph.Name, this, n.Id);
}
}
}
else
{
//we return as the stack does not match
StoredGraphStack = null;
return;
}
}
else if (item.type == GraphStackType.Parameter && !string.IsNullOrEmpty(item.parameter))
{
if (graph.HasParameterValue(item.id, item.parameter))
{
if (graph.IsParameterValueFunction(item.id, item.parameter))
{
var v = graph.GetParameterRaw(item.id, item.parameter);
item.graph = v.Value as Graph;
if (!GraphStack.Contains(item))
{
GraphStack.Push(item);
if (!Crumbs.Contains(n.Id))
{
BreadCrumb c = new BreadCrumb(Crumbs, graph.Name, this, n.Id);
}
}
}
else
{
StoredGraphStack = null;
return;
}
}
else
{
StoredGraphStack = null;
return;
}
}
else if (item.type == GraphStackType.FX)
{
//do same as pixel basically
}
else if (item.type == GraphStackType.CustomFunction)
{
FunctionGraph fn = graph.CustomFunctions.Find(m => m.Name.Equals(item.id));
if (fn != null)
{
graph = item.graph = fn;
if (!GraphStack.Contains(item))
{
GraphStack.Push(item);
if (!Crumbs.Contains(item.id))
{
BreadCrumb c = new BreadCrumb(Crumbs, fn.Name, this, item.id);
}
}
}
else
{
StoredGraphStack = null;
return;
}
}
else
{
StoredGraphStack = null;
return;
}
}
else
{
StoredGraphStack = null;
return;
}
}
if (graph != null)
{
LoadGraph(graph);
}
StoredGraphStack = null;
}
}
