1 files changed, 275 insertions, 114 deletions

diff --git a/js/panels/Timeline/TimelinePanel.reel/TimelinePanel.js b/js/panels/Timeline/TimelinePanel.reel/TimelinePanel.js
index d7d5328e..91277a63 100644
--- a/js/panels/Timeline/TimelinePanel.reel/TimelinePanel.js
+++ b/js/panels/Timeline/TimelinePanel.reel/TimelinePanel.js
@@ -28,6 +28,7 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
         },
         set:function (newVal) {
             this._arrLayers = newVal;
+            this._cacheArrays();
         }
     },
 
@@ -44,6 +45,19 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
         }
     },
 
+    _cacheArrays : {
+        value: function() {
+                if (this._boolCacheArrays) {
+                                this.application.ninja.currentDocument.tlArrLayers = this.arrLayers;
+                }
+        }
+    },
+    
+    // Set to false to skip array caching array sets in current document
+    _boolCacheArrays : {
+        value: true
+    },
+
     _currentLayerNumber:{
         value:0
     },
@@ -63,10 +77,6 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
         value: null
     },
 
-    currentTrackSelected:{
-        value: null
-    },
-
     millisecondsOffset:{
         value:1000
     },
@@ -99,6 +109,7 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
         },
         set:function (newVal) {
             this._arrTracks = newVal;
+            this._cacheArrays();
         }
     },
 
@@ -163,37 +174,21 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
         value:false,
         writable:true
     },
+
     timeMarkerHolder:{
         value: null
     },
     /* === END: Models === */
-
     /* === BEGIN: Draw cycle === */
     prepareForDraw:{
-            value:function () {
-                this.eventManager.addEventListener( "onOpenDocument", this, false);
-            }
-        },
-
-    handleOnOpenDocument:{
-        value:function(){
-            this.eventManager.addEventListener("deleteLayerClick", this, false);
-            this.eventManager.addEventListener("newLayer", this, false);
-            this.eventManager.addEventListener("deleteLayer", this, false);
-            this.eventManager.addEventListener("layerBinding", this, false);
-            this.eventManager.addEventListener("elementAdded", this, false);
-            this.eventManager.addEventListener("elementDeleted", this, false);
-            this.eventManager.addEventListener("deleteSelection", this, false);
-            this.eventManager.addEventListener("selectionChange", this, true);
-            this.hashInstance = this.createLayerHashTable();
-            this.hashTrackInstance = this.createTrackHashTable();
-            this.hashLayerNumber = this.createLayerNumberHash();
-            this.hashElementMapToLayer = this.createElementMapToLayer();
-            this.initTimelineView();
-
-
+        value:function () {
+            this.initTimeline();
+            this.eventManager.addEventListener("onOpenDocument", this, false);
+            this.eventManager.addEventListener("closeDocument", this, false);
+            this.eventManager.addEventListener("switchDocument", this, false);
         }
     },
+
     willDraw:{
         value:function () {
             if (this._isLayer) {
@@ -203,12 +198,37 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
         }
     },
     /* === END: Draw cycle === */
-
     /* === BEGIN: Controllers === */
-    initTimelineView:{
-        value:function () {
-            var myIndex;
-            this.layout_tracks = this.element.querySelector(".layout-tracks");
+        // Bind all document-specific events (pass in true to unbind)
+        _bindDocumentEvents : {
+                value: function(boolUnbind) {
+                        var arrEvents = ["deleteLayerClick", 
+                                                         "newLayer", 
+                                                         "deleteLayer", 
+                                                         "layerBinding",
+                                                         "elementAdded", 
+                                                         "elementDeleted", 
+                                                         "deleteSelection", 
+                                                         "selectionChange"],
+                                i,
+                                arrEventsLength = arrEvents.length;
+                                
+                        if (boolUnbind) {
+                                for (i = 0; i < arrEventsLength; i++) {
+                                        this.eventManager.removeEventListener(arrEvents[i], this, false);
+                                }
+                        } else {
+                                for (i = 0; i < arrEventsLength; i++) {
+                                        this.eventManager.addEventListener(arrEvents[i], this, false);
+                                }
+                        }
+                }
+        },
+        
+        initTimeline : {
+                value: function() {
+                        // Set up basic Timeline functions: event listeners, etc.  Things that only need to be run once.
+                        this.layout_tracks = this.element.querySelector(".layout-tracks");
             this.layout_markers = this.element.querySelector(".layout_markers");
 
             this.newlayer_button.identifier = "addLayer";
@@ -219,49 +239,129 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
             this.layout_tracks.addEventListener("scroll", this.updateLayerScroll.bind(this), false);
             this.user_layers.addEventListener("scroll", this.updateLayerScroll.bind(this), false);
             this.end_hottext.addEventListener("changing", this.updateTrackContainerWidth.bind(this), false);
-
-            this.drawTimeMarkers();
-
-            this._hashKey = "123";
-            _firstLayerDraw = false;
-            if(!this.application.ninja.documentController.creatingNewFile){
-                if(this.application.ninja.currentDocument.documentRoot.children[0]){
-                    myIndex=0;
-                    while(this.application.ninja.currentDocument.documentRoot.children[myIndex])
-                    {
-                        this._openDoc=true;
-                        NJevent('newLayer',{key:this._hashKey,ele:this.application.ninja.currentDocument.documentRoot.children[myIndex]})
-                        myIndex++;
-                    }
-                }
-                else{
-                    NJevent('newLayer', this._hashKey);
-                    this.selectLayer(0);
-                }
-            }else{
-                NJevent('newLayer', this._hashKey);
-                this.selectLayer(0);
-
-            }
-            _firstLayerDraw = true;
+                        
+                }
+        },
+        
+    initTimelineForDocument:{
+        value:function () {
+            var myIndex;
+                        this.drawTimeMarkers();
+                        this._hashKey = "123";
+            
+            // Document switching
+                        // Check to see if we have saved timeline information in the currentDocument.
+                        if (typeof(this.application.ninja.currentDocument.isTimelineInitialized) === "undefined") {
+                                // No, we have no information stored.  Create it.
+                                this.log('newfile ' + this.application.ninja.currentDocument.name)
+                                this.application.ninja.currentDocument.isTimelineInitialized = true;
+                                this.application.ninja.currentDocument.tlArrLayers = [];
+                                this.application.ninja.currentDocument.tlArrTracks = [];
+                                
+                                
+                                // Loop through the DOM of the document to find layers and animations.
+                                // Fire off events as they are found.
+                                _firstLayerDraw = false;
+                    if(!this.application.ninja.documentController.creatingNewFile){
+                        if(this.application.ninja.currentDocument.documentRoot.children[0]){
+                            myIndex=0;
+                            while(this.application.ninja.currentDocument.documentRoot.children[myIndex])
+                            {
+                                this._openDoc=true;
+                                NJevent('newLayer',{key:this._hashKey,ele:this.application.ninja.currentDocument.documentRoot.children[myIndex]})
+                                myIndex++;
+                                                }
+                        }
+                        else{
+                            NJevent('newLayer', this._hashKey);
+                            this.selectLayer(0);