public override void Undo()
{
if (CanUndo)
{
BTEditorGraphNode createdNode = m_graph.GetNodeByHash(m_createdNodeHash);
m_parentNodeHash = m_graph.GetNodeHash(createdNode.Parent);
m_serializedNode = BTUtils.SerializeNode(createdNode.Node);
createdNode.OnDelete();
m_createdNodeHash = null;
}
}
public UndoNodeMoved(BTEditorGraphNode node)
{
m_graph = node.Graph;
m_nodeHash = m_graph.GetNodeHash(node);
m_startPosition = node.Node.Position;
m_endPosition = Vector2.zero;
}
public UndoNodeCreated(BTEditorGraphNode node)
{
m_graph = node.Graph;
m_createdNodeHash = m_graph.GetNodeHash(node);
m_parentNodeHash = null;
m_serializedNode = null;
Title = "Created " + node.Node.Title;
}
public UndoNodeDeleted(BTEditorGraphNode node, int childIndex)
{
m_graph = node.Graph;
m_parentNodeHash = m_graph.GetNodeHash(node.Parent);
m_serializedNode = BTUtils.SerializeNode(node.Node);
m_childIndex = childIndex;
Title = "Deleted " + node.Node.Title;
m_createdNodeHash = null;
}
public UndoNodeGroupPush(BTEditorGraphNode node)
{
if (!(node.Node is NodeGroup))
{
throw new System.ArgumentException("BT graph node is not of type NodeGroup", "node");
}
m_graph = node.Graph;
m_nodeGroupHash = m_graph.GetNodeHash(node);
Title = "Open " + node.Node.Title;
}
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;
}
}