public NodeEditor(NodeEditorWindow w)
{
backColor = ColorExtensions.From255(59, 62, 74);
knobColor = ColorExtensions.From255(126, 186, 255);
guideColor = Color.gray;
guideColor.a = 0.3f;
_gridTex = TextureLib.GetTexture("Grid");
_backTex = TextureLib.GetTexture("Square");
_circleTex = TextureLib.GetTexture("Circle");
_window = w;
}
public ActionManager(NodeEditorWindow w)
{
_undoStack = new FiniteStack <UndoableAction>(100);
_redoStack = new Stack <UndoableAction>();
_window = w;
// Makes sure that the action cleans up after itself
// when it is removed from the undo buffer.
_undoStack.OnRemoveBottomItem += (action) =>
{
action.OnDestroy();
};
}
private static bool OpenGraphAsset(int instanceID, int line)
{
var graphSelected = EditorUtility.InstanceIDToObject(instanceID) as NodeGraph;
if (graphSelected != null)
{
NodeEditorWindow windowToUse = null;
// Try to find an editor window without a graph...
var windows = Resources.FindObjectsOfTypeAll <NodeEditorWindow>();
foreach (var w in windows)
{
// The canvas is already opened
if (w.graph == graphSelected)
{
return(false);
}
// Found a window with no active canvas.
if (w.graph == null)
{
windowToUse = w;
break;
}
}
// No windows available...just make a new one.
if (!windowToUse)
{
windowToUse = EditorWindow.CreateInstance <NodeEditorWindow>();
windowToUse.titleContent = new GUIContent("Node Editor");
windowToUse.Show();
}
windowToUse.SetGraph(graphSelected);
windowToUse._saveManager.InitState();
windowToUse.Repaint();
return(true);
}
return(false);
}
public SaveManager(NodeEditorWindow w)
{
_window = w;
_saveFSM = new StateMachine <SaveState>();
var noGraph = new StateMachine <SaveState> .State(SaveState.NoGraph);
var tempGraph = new StateMachine <SaveState> .State(SaveState.TempGraph);
var savedGraph = new StateMachine <SaveState> .State(SaveState.SavedGraph);
_saveFSM.AddState(noGraph);
_saveFSM.AddState(tempGraph);
_saveFSM.AddState(savedGraph);
// Actions to take when starting out on a window with no graph.
_saveFSM.AddTransition(noGraph, tempGraph, isNewRequested, createNewOnto_Window_WithTempOrEmpty);
_saveFSM.AddTransition(noGraph, savedGraph, isLoadRequested, loadOnto_EmptyWindow);
// Actions to take when the window has a temp graph.
_saveFSM.AddTransition(tempGraph, tempGraph, isNewRequested, createNewOnto_Window_WithTempOrEmpty);
_saveFSM.AddTransition(tempGraph, savedGraph, isSaveOrSaveAsRequested, saveTempAs);
_saveFSM.AddTransition(tempGraph, savedGraph, isLoadRequested, loadOnto_Window_WithTempgraph);
// Actions to take when the window has a valid graph (already saved).
_saveFSM.AddTransition(savedGraph, savedGraph, isSaveRequested, save);
_saveFSM.AddTransition(savedGraph, savedGraph, isSaveAsRequested, saveCloneAs);
_saveFSM.AddTransition(savedGraph, savedGraph, isLoadRequested, loadOnto_Window_WithSavedgraph);
_saveFSM.AddTransition(savedGraph, tempGraph, isNewRequested, createNewOnto_Window_WithSavedgraph);
// Consume the save operation even after the transition is made.
_saveFSM.OnStateChangedEvent += () => { _saveOp = SaveOp.None; };
InitState();
NodeConnection.OnConnectionCreated -= saveConnection;
NodeConnection.OnConnectionCreated += saveConnection;
}