Reacting to wlxml class change in helper modules properly

[fnpeditor.git] / modules / documentCanvas / canvas / documentElement.js

diff --git a/modules/documentCanvas/canvas/documentElement.js b/modules/documentCanvas/canvas/documentElement.js
index 6d76bf4..669e06a 100644 (file)
--- a/modules/documentCanvas/canvas/documentElement.js
+++ b/modules/documentCanvas/canvas/documentElement.js
@@ -1,7 +1,8 @@
 define([
 'libs/jquery-1.9.1.min',
-'libs/underscore-min'
-], function($, _) {
+'libs/underscore-min',
+'modules/documentCanvas/classAttributes'
+], function($, _, classAttributes) {
     
 'use strict';
 
@@ -11,7 +12,7 @@ var DocumentElement = function(htmlElement, canvas) {
     if(arguments.length === 0)
         return;
     this.canvas = canvas;
-    this.$element = $(htmlElement);
+    this._setupDOMHandler(htmlElement);
 }
 
 var elementTypeFromParams = function(params) {
@@ -29,14 +30,19 @@ $.extend(DocumentElement, {
     },
 
     fromHTMLElement: function(htmlElement, canvas) {
-        if(htmlElement.nodeType === Node.ELEMENT_NODE)
+        var $element = $(htmlElement);
+        if(htmlElement.nodeType === Node.ELEMENT_NODE && $element.attr('wlxml-tag'))
             return DocumentNodeElement.fromHTMLElement(htmlElement, canvas);
-        if(htmlElement.nodeType === Node.TEXT_NODE)
+        if($element.attr('wlxml-text') !== undefined || (htmlElement.nodeType === Node.TEXT_NODE && $element.parent().attr('wlxml-text') !== undefined))
             return DocumentTextElement.fromHTMLElement(htmlElement, canvas);
+        return undefined;
     }
 });
 
 $.extend(DocumentElement.prototype, {
+    _setupDOMHandler: function(htmlElement) {
+        this.$element = $(htmlElement);
+    },
     dom: function() {
         return this.$element;
     },
@@ -47,6 +53,16 @@ $.extend(DocumentElement.prototype, {
         return null;
     },
 
+    parents: function() {
+        var parents = [],
+            parent = this.parent();
+        while(parent) {
+            parents.push(parent);
+            parent = parent.parent();
+        }
+        return parents;
+    },
+
     sameNode: function(other) {
         return other && (typeof other === typeof this) && other.dom()[0] === this.dom()[0];
     },
@@ -61,6 +77,31 @@ $.extend(DocumentElement.prototype, {
     detach: function() {
         this.dom().detach();
         this.canvas = null;
+    },
+
+    markAsCurrent: function() {
+        this.canvas.markAsCurrent(this);
+    },
+
+    getVerticallyFirstTextElement: function() {
+        var toret;
+        this.children().some(function(child) {
+            if(!child.isVisible())
+                return false; // continue
+            if(child instanceof DocumentTextElement) {
+                toret = child;
+                return true; // break
+            } else {
+                toret = child.getVerticallyFirstTextElement();
+                if(toret)
+                    return true; // break
+            }
+        });
+        return toret;
+    },
+
+    isVisible: function() {
+        return this instanceof DocumentTextElement || this.getWlxmlTag() !== 'metadata';
     }
 });
 
@@ -72,9 +113,15 @@ var DocumentNodeElement = function(htmlElement, canvas) {
 
 $.extend(DocumentNodeElement, {
     createDOM: function(params) {
-        var dom = $('<div>').attr('wlxml-tag', params.tag);
+        var dom = $('<div>')
+            .attr('wlxml-tag', params.tag);
         if(params.klass)
-            dom.attr('wlxml-class', params.klass);
+            dom.attr('wlxml-class', params.klass.replace(/\./g, '-'));
+        if(params.meta) {
+            _.keys(params.meta).forEach(function(key) {
+                dom.attr('wlxml-meta-'+key, params.meta[key]);
+            });
+        }
         return dom;
     },
 
@@ -102,14 +149,14 @@ DocumentNodeElement.prototype = new DocumentElement();
 
 $.extend(DocumentNodeElement.prototype, {
     append: function(params) {
-        manipulate(this, params, 'append');
+        return manipulate(this, params, 'append');
     },
     before: function(params) {
-        manipulate(this, params, 'before');
+        return manipulate(this, params, 'before');
 
     },
     after: function(params) {
-        manipulate(this, params, 'after');
+        return manipulate(this, params, 'after');
     },
     children: function() {
         var toret = [];
@@ -151,12 +198,17 @@ $.extend(DocumentNodeElement.prototype, {
     getWlxmlClass: function() {
         var klass = this.dom().attr('wlxml-class');
         if(klass)
-            return klass.replace('-', '.');
+            return klass.replace(/-/g, '.');
         return undefined;
     },
     setWlxmlClass: function(klass) {
+        this.getWlxmlMetaAttrs().forEach(function(attr) {
+            if(!classAttributes.hasMetaAttr(klass, attr.name))
+                this.dom().removeAttr('wlxml-meta-' + attr.name);
+        }, this);
+
         if(klass)
-            this.dom().attr('wlxml-class', klass);
+            this.dom().attr('wlxml-class', klass.replace(/\./g, '-'));
         else
             this.dom().removeAttr('wlxml-class');
     },
@@ -164,6 +216,22 @@ $.extend(DocumentNodeElement.prototype, {
         if(what === 'list' && _.contains(['list-items', 'list-items-enum'], this.dom().attr('wlxml-class')))
             return true;
         return false;
+    },
+
+
+    getWlxmlMetaAttr: function(attr) {
+        return this.dom().attr('wlxml-meta-'+attr);
+    },
+    getWlxmlMetaAttrs: function() {
+        var toret = [];
+        var attrList = classAttributes.getMetaAttrsList(this.getWlxmlClass());
+        attrList.all.forEach(function(attr) {
+            toret.push({name: attr.name, value: this.getWlxmlMetaAttr(attr.name) || ''});
+        }, this);
+        return toret;
+    },
+    setWlxmlMetaAttr: function(attr, value) {
+        this.dom().attr('wlxml-meta-'+attr, value);
     }
 });
 
@@ -175,7 +243,9 @@ var DocumentTextElement = function(htmlElement, canvas) {
 
 $.extend(DocumentTextElement, {
     createDOM: function(params) {
-        return $(document.createTextNode(params.text));
+        return $('<div>')
+            .attr('wlxml-text', '')
+            .text(params.text);
     },
 
     create: function(params, canvas) {
@@ -190,8 +260,15 @@ $.extend(DocumentTextElement, {
 DocumentTextElement.prototype = new DocumentElement();
 
 $.extend(DocumentTextElement.prototype, {
+    _setupDOMHandler: function(htmlElement) {
+        var $element = $(htmlElement);
+        if(htmlElement.nodeType === Node.TEXT_NODE)
+            this.$element = $element.parent();
+        else
+            this.$element = $element;
+    },
     setText: function(text) {
-        this.dom()[0].data = text;
+        this.dom().contents()[0].data = text;
     },
     getText: function() {
         return this.dom().text();
@@ -291,7 +368,9 @@ $.extend(DocumentTextElement.prototype, {
         succeedingChildren.forEach(function(child) {
             newElement.append(child);
         });
-    }
+
+        return {first: parentElement, second: newElement};
+    },
 });
 
 return {