public override void Redo()
{
if (CanRedo)
{
BTEditorGraphNode parentNode = m_graph.GetNodeByHash(m_parentNodeHash);
BehaviourNode node = BTUtils.DeserializeNode(m_serializedNode);
BTEditorGraphNode createdNode = parentNode.OnCreateChild(node);
m_createdNodeHash = m_graph.GetNodeHash(createdNode);
m_parentNodeHash = null;
m_serializedNode = null;
}
}
public void OnPasteNode(BTEditorGraphNode destination)
{
if (CanPaste(destination))
{
BehaviourNode node = BTUtils.DeserializeNode(BTEditorCanvas.Current.Clipboard);
BTEditorGraphNode child = destination.OnCreateChild(node);
if (child != null)
{
SelectBranch(child);
var undoState = new UndoNodeCreated(child);
undoState.Title = "Pasted " + child.Node.Title;
BTUndoSystem.RegisterUndo(undoState);
}
}
}
public override void Undo()
{
if (CanUndo)
{
BehaviourNode node = BTUtils.DeserializeNode(m_serializedNode);
if (m_childIndex >= 0)
{
var parentNode = m_graph.GetNodeByHash(m_parentNodeHash);
var createdNode = parentNode.OnInsertChild(m_childIndex, node);
m_createdNodeHash = m_graph.GetNodeHash(createdNode);
}
else
{
var parentNode = m_graph.GetNodeByHash(m_parentNodeHash);
var createdNode = parentNode.OnCreateChild(node);
m_createdNodeHash = m_graph.GetNodeHash(createdNode);
}
m_parentNodeHash = null;
m_serializedNode = null;
}
}