private void OnGUI()
{
GUI.Box(new Rect(0, 0, position.width, 20), "");
_currentRoot = (VisualNodeRoot)EditorGUILayout.ObjectField(_currentRoot, typeof(VisualNodeRoot));
if (_currentRoot == null)
{
GUILayout.Label("There is no VisualNodeRoot selected.");
return;
}
if (_currentRoot.root == null)
{
if (GUI.Button(new Rect(0, 20, 100, 16), "Add root node"))
{
new VisualNodeEditorContextMenu(AddNodeToRoot).ShowMenu();
}
return;
}
if (Event.current.isScrollWheel)
{
zoomScale += Event.current.delta.y / 100;
if (zoomScale <= .1f)
{
zoomScale = .1f;
}
}
if (Event.current.keyCode == KeyCode.R)
{
editorZoomArea.ResetZoom();
Event.current.Use();
}
//Begin scroll view
fullEditorSize.width += 50;
fullEditorSize.height += 50;
editorZoomArea.Begin(new Rect(0, 20, position.width, position.height), fullEditorSize);
fullEditorSize.xMax = 0;
fullEditorSize.yMax = 0;
DrawNodesConnections();
DrawNodeWindows();
editorZoomArea.End();
ConnectingToParentEventCheck();
HandleContextClick();
HandleScrollDrag();
}
private void OnSelectionChange()
{
editorZoomArea.ResetZoom();
Repaint();
}
