public override Node Create(Vector2 pos)
{
DialogueNode node = CreateInstance <DialogueNode>();
var max = Mathf.Max(inOptions, extOptions);
node.rect = new Rect(pos.x, pos.y, 300, 200 + 50 * max);
node.name = "Dialogue Node";
node.CreateInput("Parent", "Void");
node.CreateOutput("Child", "Void");
return(node);
}