private void ConstructGraphView()
{
Instance = this;
GraphView = new CodeGraphView(this)
{
name = "Code Graph"
};
GraphView.StretchToParentSize();
rootVisualElement.Add(GraphView);
if (GraphObject != null)
{
SaveUtility.GetInstance(GraphView).LoadGraph(GraphObject);
}
GraphView.RegisterCallback <KeyDownEvent>(evt => {
if (evt.keyCode == KeyCode.S && evt.ctrlKey)
{
SaveGraph();
evt.StopPropagation();
}
if (evt.keyCode == KeyCode.G && evt.ctrlKey && !evt.shiftKey && GraphView.selection.Count > 0)
{
GraphView.GroupSelection();
evt.StopPropagation();
}
if (evt.keyCode == KeyCode.G && evt.ctrlKey && evt.shiftKey && GraphView.selection.Count > 0)
{
GraphView.UngroupSelection();
evt.StopPropagation();
}
}, TrickleDown.TrickleDown);
}
public static void CreateGraphViewWindow()
{
var window = GetWindow <CodeGraph>();
Instance = window;
window.titleContent = new GUIContent("CodeGraph Editor", Resources.Load <Texture2D>("codegraph_256"));
}
public CodeGraphView(CodeGraph editorWindow)
{
this.editorWindow = editorWindow;
this.AddStyleSheet("CodeGraph");
SetupZoom(ContentZoomer.DefaultMinScale, ContentZoomer.DefaultMaxScale);
this.AddManipulator(new ContentDragger());
this.AddManipulator(new SelectionDragger());
this.AddManipulator(new RectangleSelector());
this.AddManipulator(new FreehandSelector());
var grid = new GridBackground();
Insert(0, grid);
grid.StretchToParentSize();
var searchWindowProvider = ScriptableObject.CreateInstance <SearchWindowProvider>();
searchWindowProvider.Initialize(this.editorWindow, this);
nodeCreationRequest = c => SearchWindow.Open(new SearchWindowContext(c.screenMousePosition), searchWindowProvider);
graphViewChanged += OnGraphViewChanged;
serializeGraphElements += SerializeGraphElementsImplementation;
// canPasteSerializedData = CanPasteSerializedDataImplementation;
unserializeAndPaste += UnserializeAndPasteImplementation;
// deleteSelection = DeleteSelectionImplementation;
}
public void Initialize(CodeGraph editorWindow, CodeGraphView graphView)
{
this.editorWindow = editorWindow;
this.graphView = graphView;
// Transparent icon to trick search window into indenting items
icon = new Texture2D(1, 1);
icon.SetPixel(0, 0, new Color(0, 0, 0, 0));
icon.Apply();
}
