wip: canvas listens for nodeAttrChange event

[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 482afb9..a589a20 100644 (file)
--- a/src/editor/modules/documentCanvas/canvas/canvas.js
+++ b/src/editor/modules/documentCanvas/canvas/canvas.js
@@ -9,39 +9,60 @@ define([
     
 'use strict';
 
-var Canvas = function(wlxml, publisher) {
+var Canvas = function(wlxmlDocument, publisher) {
     this.eventBus = _.extend({}, Backbone.Events);
-    this.loadWlxmlDocument(wlxml);
+    this.wrapper = $('<div>').addClass('canvas-wrapper').attr('contenteditable', true);
+    this.loadWlxmlDocument(wlxmlDocument);
     this.publisher = publisher ? publisher : function() {};
 };
 
 $.extend(Canvas.prototype, {
 
     loadWlxmlDocument: function(wlxmlDocument) {
+        wlxmlDocument = wlxmlDocument || this.wlxmlDocument;
+        if(!wlxmlDocument) {
+            return false;
+        }
         var canvasDOM = this.generateCanvasDOM(wlxmlDocument.root);
 
-        this.wrapper = $('<div>').addClass('canvas-wrapper').attr('contenteditable', true);
+        this.wrapper.empty();
         this.wrapper.append(canvasDOM);
         this.d = this.wrapper.children(0);
         this.setupEventHandling();
-    },
 
-    generateCanvasDOM: function(wlxmlNode) {
-        // var element = this.createNodeElement2({
-        //     tag: wlxmlNode.getTagName(),
-        //     klass: wlxmlNode.getClass(), //currentTag.attr('class'),
-        //     meta: wlxmlNode.getMetaAttributes(), //meta,
-        //     others: wlxmlNode.getOtherAttributes(), // ~ //others,
-        //     rawChildren: wlxmlNode.contents(),
-        //     prepopulateOnEmpty: true
-        // }); //->create2
+        var canvas = this;
 
-        var element = documentElement.DocumentNodeElement.create(wlxmlNode, this);
+        var findCanvasElement = function(node) {
+            if(node.nodeType === Node.ELEMENT_NODE) {
+                return node.getData('canvasElement');
+            }
+            if(node.nodeType === Node.TEXT_NODE) {
+                var parent = node.parent(),
+                    toret;
+
+                parent.children().forEach(function(child) {
+                    if(child.data('wlxmlNode').sameNode(node))
+                        toret = child;
+                });
+                if(toret)
+                    return toret;
+            }
+        }
 
+        if(this.wlxmlDocument !== wlxmlDocument) {
+            wlxmlDocument.on('change', function(event) {
+                var canvasNode = findCanvasElement(event.meta.node);
+                if(event.type === 'nodeAttrChange' && event.meta.attr === 'class') {
+                    canvasNode.setWlxmlClass(event.meta.newVal);
+                }
 
-        ['orig-before', 'orig-after', 'orig-begin', 'orig-end'].forEach(function(attr) {
-            element.data(attr, '');
-        });
+            });
+        }
+        this.wlxmlDocument = wlxmlDocument;
+    },
+
+    generateCanvasDOM: function(wlxmlNode) {
+        var element = documentElement.DocumentNodeElement.create(wlxmlNode, this);
         return element.dom();
     },
 
@@ -550,8 +571,8 @@ $.extend(Cursor.prototype, {
 })
 
 return {
-    fromXML: function(wlxmlNode, publisher) {
-        return new Canvas(wlxmlNode, publisher);
+    fromXMLDocument: function(wlxmlDocument, publisher) {
+        return new Canvas(wlxmlDocument, publisher);
     }
 };