private void LoadData(string path)
{
string json = File.ReadAllText(path);
ReddotData[] reddotDatas = Newtonsoft.Json.JsonConvert.DeserializeObject <ReddotData[]>(json);
Dictionary <string, ReddotNode> nodeDic = new Dictionary <string, ReddotNode>();
foreach (var item in reddotDatas)
{
var node = new ReddotNode(item.key, item.name);
nodeDic.Add(item.key, node);
graphView.AddElement(node);
var rect = node.GetPosition();
rect.x = item.position.x;
rect.y = item.position.y;
node.SetPosition(rect);
}
foreach (var item in reddotDatas)
{
if (item.children != null)
{
foreach (var child in item.children)
{
var edge = nodeDic[item.key].AddChild(nodeDic[child]);
graphView.Add(edge);
}
}
}
}
public ReddotGraphView(EditorWindow editorWindow)
{
ReddotPort.graphView = this;
m_editorWindow = editorWindow;
var nodeStyle = AssetDatabase.LoadAssetAtPath <StyleSheet>(@"Assets\XFramework\Extend\Core\Modules\UI\Reddot\Editor\NarrativeGraph.uss");
styleSheets.Add(nodeStyle);
SetupZoom(ContentZoomer.DefaultMinScale, ContentZoomer.DefaultMaxScale);
var grid = new GridBackground();
Insert(0, grid);
grid.StretchToParentSize();
this.AddManipulator(new SelectionDragger());
this.AddManipulator(new ContentDragger());
this.AddManipulator(new RectangleSelector());
this.AddManipulator(new FreehandSelector());
nodeCreationRequest += context =>
{
var node = new ReddotNode();
AddNode(node, context.screenMousePosition);
};
}
public void AddNode(ReddotNode node, Vector2 screenMousePosition)
{
var mousePosition = m_editorWindow.rootVisualElement.ChangeCoordinatesTo(m_editorWindow.rootVisualElement.parent,
screenMousePosition - m_editorWindow.position.position);
var graphMousePosition = this.contentViewContainer.WorldToLocal(mousePosition);
this.AddElement(node);
node.transform.position = graphMousePosition;
}
public void OnDropOutsidePort(Edge edge, Vector2 position)
{
var screenPos = GUIUtility.GUIToScreenPoint(UnityEngine.Event.current.mousePosition);
// 添加一个新节点并连接
var node = new ReddotNode();
graphView.AddNode(node, screenPos);
if (edge.input is null)
{
edge = (edge.output.node as ReddotNode).AddChild(node);
}
else
{
edge = node.AddChild(edge.input.node as ReddotNode);
}
graphView.Add(edge);
}
/// <summary>
/// 添加一个子节点
/// </summary>
/// <param name="childNode">子节点</param>
/// <returns></returns>
public Edge AddChild(ReddotNode childNode)
{
return(outputPort.ConnectTo(childNode.inputPort));
}