editor: cleanup - removing unused code in edumed exercises implementation

[fnpeditor.git] / src / editor / modules / documentCanvas / canvas / canvas.js

diff --git a/src/editor/modules/documentCanvas/canvas/canvas.js b/src/editor/modules/documentCanvas/canvas/canvas.js
index d3376e3..ebede40 100644 (file)
--- a/src/editor/modules/documentCanvas/canvas/canvas.js
+++ b/src/editor/modules/documentCanvas/canvas/canvas.js
@@ -66,7 +66,7 @@ $.extend(TextHandler.prototype, {
 var Canvas = function(wlxmlDocument, elements, metadata, sandbox) {
     this.metadata = metadata || {};
     this.sandbox = sandbox;
 var Canvas = function(wlxmlDocument, elements, metadata, sandbox) {
     this.metadata = metadata || {};
     this.sandbox = sandbox;

-    this.elementsRegister = new ElementsRegister(documentElement.DocumentNodeElement, nullElement);
+    this.elementsRegister = this.createElementsRegister();

 
     elements = [
         {tag: 'section', klass: null, prototype: genericElement},
 
     elements = [
         {tag: 'section', klass: null, prototype: genericElement},


@@ -97,6 +97,15 @@ var Canvas = function(wlxmlDocument, elements, metadata, sandbox) {
 
 $.extend(Canvas.prototype, Backbone.Events, {
 
 
 $.extend(Canvas.prototype, Backbone.Events, {
 

+    createElementType: function(elementPrototype) {
+        /* TODO: reconcile this with ElementsRegister behavior */
+        var Constructor = function() {
+            documentElement.DocumentNodeElement.apply(this, Array.prototype.slice.call(arguments, 0));
+        };
+        Constructor.prototype = elementPrototype;
+        return Constructor;
+    },
+

     getElementOffset: function(element) {
         return element.dom.offset().top - this.dom.offset().top;
     },
     getElementOffset: function(element) {
         return element.dom.offset().top - this.dom.offset().top;
     },


@@ -111,14 +120,28 @@ $.extend(Canvas.prototype, Backbone.Events, {
         this.reloadRoot();
     },
 
         this.reloadRoot();
     },
 

-    createElement: function(wlxmlNode) {
+    createElement: function(wlxmlNode, register, useRoot) {

         var Factory;
         var Factory;

+        register = register || this.elementsRegister;

         if(wlxmlNode.nodeType === Node.TEXT_NODE) {
             Factory = documentElement.DocumentTextElement;
         } else {
         if(wlxmlNode.nodeType === Node.TEXT_NODE) {
             Factory = documentElement.DocumentTextElement;
         } else {

+            Factory = register.getElement({tag: wlxmlNode.getTagName(), klass: wlxmlNode.getClass()});
+        }
+        if(!Factory && useRoot) {

             Factory = this.elementsRegister.getElement({tag: wlxmlNode.getTagName(), klass: wlxmlNode.getClass()});
             Factory = this.elementsRegister.getElement({tag: wlxmlNode.getTagName(), klass: wlxmlNode.getClass()});

+            if(!Factory) {
+                Factory = documentElement.DocumentNodeElement;
+            }

         }
         }

-        return new Factory(wlxmlNode, this);
+
+        if(Factory) {
+            return new Factory(wlxmlNode, this);
+        }
+    },
+
+    createElementsRegister: function() {
+        return new ElementsRegister(documentElement.DocumentNodeElement, nullElement);

     },
 
     getDocumentElement: function(htmlElement) {
     },
 
     getDocumentElement: function(htmlElement) {