public void DeleteEdgeModels()
{
VSGraphModel graphModel = (VSGraphModel)m_CurrentState?.CurrentGraphModel;
if (graphModel != null)
{
foreach (var edgeModel1 in m_EdgesToDelete)
{
var edgeModel = (EdgeModel)edgeModel1;
graphModel.DeleteEdge(edgeModel);
}
}
}
static State SplitStack(State previousState, SplitStackAction action)
{
VSGraphModel graphModel = (VSGraphModel)previousState.CurrentGraphModel;
Undo.RegisterCompleteObjectUndo((Object)graphModel.AssetModel, "Move stacked nodes");
if (action.SplitIndex > 0 && action.SplitIndex < action.StackModel.NodeModels.Count())
{
// Get the list of nodes to move to another stack.
var nodeModels = action.StackModel.NodeModels.Skip(action.SplitIndex).ToList();
if (nodeModels.Any())
{
// Get old stack (stack A)
var stackA = action.StackModel;
// Create new stack (stack B).
var stackB = graphModel.CreateStack(((NodeModel)stackA).Title + "_split", stackA.Position + Vector2.up * 300);
// Move the list of nodes to this new stack.
stackB.MoveStackedNodes(nodeModels, 0);
// if the stack had a condition node or anything providing the actual port models, we need to move
// the nodes BEFORE fetching the port models, as stack.portModels will actually return the condition
// port models
var stackAOutputPortModel = stackA.OutputPorts.First();
var stackBInputPortModel = stackB.InputPorts.First();
var stackBOutputPortModel = stackB.OutputPorts.First();
// Connect the edges that were connected to the old stack to the new one.
var previousEdgeConnections = graphModel.GetEdgesConnections(stackAOutputPortModel).ToList();
foreach (var edge in previousEdgeConnections)
{
graphModel.CreateEdge(edge.InputPortModel, stackBOutputPortModel);
graphModel.DeleteEdge(edge);
}
// Connect the new stack with the old one.
IEdgeModel newEdge = graphModel.CreateEdge(stackBInputPortModel, stackAOutputPortModel);
graphModel.LastChanges.ChangedElements.Add(stackA);
graphModel.LastChanges.ModelsToAutoAlign.Add(newEdge);
}
}
return(previousState);
}
