Squashed commit of Preparing for the montage undo-manager: Architecture changes

Reworked the add and remove elements into 1 function which can take 1 or more elements.
Removed the _element from the selection array
Many other changes related to those 2 changes
Undo/Redo shortcuts are now using montage undo/redo manager.

Signed-off-by: Valerio Virgillito <valerio@motorola.com>

35 files changed, 359 insertions, 523 deletions

diff --git a/js/components/SliderBase.js b/js/components/SliderBase.js
index 9f007456..8df868a2 100755
--- a/js/components/SliderBase.js
+++ b/js/components/SliderBase.js
@@ -268,7 +268,6 @@ var SliderBase = exports.SliderBase = Montage.create(Component, {
 
     _dispatchActionEvent: {
         value: function() {
-//            console.log("dispatching event", this._element.id, this._eventType, this._wasSetByCode);
             var actionEvent = document.createEvent("CustomEvent");
             actionEvent.initEvent(this._eventType, true, true);
             actionEvent.type = this._eventType;
diff --git a/js/controllers/elements/element-controller.js b/js/controllers/elements/element-controller.js
index b35251ad..efb33292 100755
--- a/js/controllers/elements/element-controller.js
+++ b/js/controllers/elements/element-controller.js
@@ -5,22 +5,27 @@ No rights, expressed or implied, whatsoever to this software are provided by Mot
 </copyright> */
 
 var Montage = require("montage/core/core").Montage,
-    NJComponent =   require("js/lib/nj-base").NJComponent;
+    Component = require("montage/ui/component").Component;
 
-var ElementController = exports.ElementController = Montage.create(NJComponent, {
+exports.ElementController = Montage.create(Component, {
 
     addElement: {
         value: function(el, styles) {
             this.application.ninja.currentDocument.documentRoot.appendChild(el);
-            // Nested elements -
-            // TODO make sure the CSS is correct before nesting elements
+            // Nested elements - TODO make sure the CSS is correct before nesting elements
             // this.application.ninja.currentSelectedContainer.appendChild(el);
-            this.application.ninja.stylesController.setElementStyles(el, styles);
+            if(styles) {
+                this.application.ninja.stylesController.setElementStyles(el, styles);
+            }
         }
     },
 
+    // Remove the element from the DOM and clear the GLWord.
     removeElement: {
         value: function(el) {
+            if(el.elementModel && el.elementModel.shapeModel && el.elementModel.shapeModel.GLWorld) {
+                el.elementModel.shapeModel.GLWorld.clearTree();
+            }
             el.parentNode.removeChild(el);
         }
     },
diff --git a/js/controllers/elements/shapes-controller.js b/js/controllers/elements/shapes-controller.js
index ef453bea..c9164e3e 100755
--- a/js/controllers/elements/shapes-controller.js
+++ b/js/controllers/elements/shapes-controller.js
@@ -72,8 +72,9 @@ exports.ShapesController = Montage.create(CanvasController, {
                     canvas.setAttribute("data-RDGE-id", njModule.NJUtils.generateRandom());
                     canvas.width = el.width;
                     canvas.height = el.height;
-                    this.application.ninja.elementMediator.replaceElement(el, canvas);
-                    NJevent("elementDeleted", el);
+                    canvas.elementModel = el.elementModel;
+                    this.application.ninja.currentDocument.documentRoot.replaceChild(canvas, el);
+                    NJevent("elementsRemoved", el);
                     el = canvas;
                     this.toggleWebGlMode(el, value);
                     el.elementModel.shapeModel.GLWorld.render();
diff --git a/js/controllers/presets-controller.js b/js/controllers/presets-controller.js
index 7152ba93..0467f73c 100644
--- a/js/controllers/presets-controller.js
+++ b/js/controllers/presets-controller.js
@@ -59,16 +59,14 @@ exports.PresetsController = Montage.create(Component, {
             }, this);
 
             selection.forEach(function(element) {
-                var el = element._element;
-
                 if(useTransition) {
-                    this.addTransition(el);
+                    this.addTransition(element);
                 }
 
-                el.classList.add(selectorBase);
+                element.classList.add(selectorBase);
 
                 //// Keep track of elements with presets and don't add duplicates
-                this.setCachedPreset(el, presetData.id, rules);
+                this.setCachedPreset(element, presetData.id, rules);
 
             }, this);
 
diff --git a/js/controllers/selection-controller.js b/js/controllers/selection-controller.js
index 53cca029..dbb3f30d 100755
--- a/js/controllers/selection-controller.js
+++ b/js/controllers/selection-controller.js
@@ -6,8 +6,7 @@ No rights, expressed or implied, whatsoever to this software are provided by Mot
 
 
 var Montage = require("montage/core/core").Montage,
-    Component = require("montage/ui/component").Component,
-    NJUtils     = require("js/lib/NJUtils").NJUtils;
+    Component = require("montage/ui/component").Component;
 
 exports.SelectionController = Montage.create(Component, {
 
@@ -45,13 +44,10 @@ exports.SelectionController = Montage.create(Component, {
         value: function() {
             this.eventManager.addEventListener("openDocument", this, false);
             this.eventManager.addEventListener("elementAdded", this, false);
-            this.eventManager.addEventListener("elementDeleted", this, false);
+            this.eventManager.addEventListener("elementsRemoved", this, false);
             this.eventManager.addEventListener("selectAll", this, false);
-            this.eventManager.addEventListener("deleteSelection", this, false);
             this.eventManager.addEventListener("switchDocument", this, false);
             this.eventManager.addEventListener("closeDocument", this, false);
-//            defaultEventManager.addEventListener( "undo", this, false);
-//            defaultEventManager.addEventListener( "redo", this, false);
         }
     },
 
@@ -67,35 +63,25 @@ exports.SelectionController = Montage.create(Component, {
     
     initWithDocument: {
         value: function(currentSelectionArray) {
-            this._selectedItems = [];
             this._isDocument = true;
 
             if(currentSelectionArray) {
                 if(currentSelectionArray.length >= 1) {
-                    this._selectedItems = currentSelectionArray;
                     this._isDocument = false;
 
-
-
                     this.application.ninja.selectedElements = currentSelectionArray;
                     NJevent("selectionChange", {"elements": this.application.ninja.selectedElements, "isDocument": this._isDocument});
-
-
-
                 }
             }
 
-            //
             this._selectionContainer = this.application.ninja.currentSelectedContainer;
-