canvas manager wip: experiments

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

diff --git a/modules/documentCanvas/canvas.js b/modules/documentCanvas/canvas.js
index 2d364ac..eb0fd0b 100644 (file)
--- a/modules/documentCanvas/canvas.js
+++ b/modules/documentCanvas/canvas.js
@@ -9,13 +9,14 @@ define([
 'use strict';\r
 \r
 var Canvas = function(xml) {\r
-    this.xml = xml;\r
     this.dom = $(template);\r
-    \r
-    this.content = this.dom.find('#rng-module-documentCanvas-content')\r
-    \r
-    \r
-    this.content.html(transformations.fromXML.getHTMLTree(xml));\r
+    this.content = this.dom.find('#rng-module-documentCanvas-content');\r
+    this.setXML(xml);\r
+}\r
+\r
+Canvas.prototype.setXML = function(xml) {\r
+    this.xml = xml;\r
+    this.content.html(transformations.fromXML.getHTMLTree(xml));  \r
 }\r
 \r
 Canvas.prototype.toXML = function() {\r
@@ -35,6 +36,14 @@ Canvas.prototype.getNode = function(desc) {
     return toret;\r
 }\r
 \r
+Canvas.prototype.getPreviousNode = function(options) {\r
+    var element = $(this.content.find('#' + options.node.id).get(0));\r
+    var prev = element.prev()\r
+    if(prev.length === 0)\r
+        prev = element.parent();\r
+    return new wlxmlNode.Node(prev);\r
+}\r
+\r
 Canvas.prototype._createNode = function(wlxmlTag, wlxmlClass) {\r
             var toBlock = ['div', 'document', 'section', 'header'];\r
             var htmlTag = _.contains(toBlock, wlxmlTag) ? 'div' : 'span';\r
@@ -48,8 +57,11 @@ Canvas.prototype._createNode = function(wlxmlTag, wlxmlClass) {
 \r
 Canvas.prototype.insertNode = function(options) {\r
     var element = $(this.content.find('#' + options.context.id).get(0));\r
-    if(options.place == 'after')\r
-        element[options.place](this._createNode(options.tag, options.klass));\r
+    if(options.place == 'after') {\r
+        var node = this._createNode(options.tag, options.klass);\r
+        element[options.place](node);\r
+        return node;\r
+    }\r
     else if(options.place == 'wrapText') {\r
         var elementContents = element.contents();\r
         if(elementContents.length !== 1 || elementContents.get(0).nodeType != 3)\r
@@ -68,22 +80,47 @@ Canvas.prototype.insertNode = function(options) {
 }\r
 \r
 Canvas.prototype.splitNode = function(options) {\r
-    var element = $(this.content.find('#' + options.node.id).get(0));\r
+    options = _.extend({textNodeIdx: 0}, options);\r
     \r
-    var elementContents = element.contents();\r
-    if(elementContents.length !== 1 || elementContents.get(0).nodeType != 3)\r
+    var nodeToSplit = $(this.content.find('#' + options.node.id).get(0));\r
+    \r
+    var nodeContents = nodeToSplit.contents();\r
+    if(nodeContents.length === 0 || \r
+       nodeContents.length - 1 < options.textNodeIdx || \r
+       nodeContents.get(options.textNodeIdx).nodeType != 3)\r
         return false;\r
-    var textElement = elementContents.get(0);\r
     \r
-    var prefix = textElement.data.substr(0, options.offset);\r
-    var suffix = textElement.data.substr(options.offset);\r
-    var prefixNode = this._createNode(element.attr('wlxml-tag'), element.attr('wlxml-class'));\r
-    var suffixNode = this._createNode(element.attr('wlxml-tag'), element.attr('wlxml-class'));\r
-    prefixNode.text(prefix);\r
-    suffixNode.text(suffix);\r
-    element.before(prefixNode);\r
-    element.after(suffixNode);\r
-    element.remove();\r
+    var textNode = $(nodeContents.get(options.textNodeIdx));\r
+\r
+    var succeedingNodes = [];\r
+    var passed = false;\r
+    nodeContents.each(function() {\r
+        var node = this;\r
+        if(passed)\r
+            succeedingNodes.push(node);\r
+        if(node.isSameNode(textNode.get(0)))\r
+            passed = true;\r
+    });\r
+    \r
+    var prefix = textNode.text().substr(0, options.offset);\r
+    var suffix = textNode.text().substr(options.offset);\r
+    \r
+    textNode.before(prefix);\r
+    textNode.remove();\r
+    \r
+    var newNode = this._createNode(nodeToSplit.attr('wlxml-tag'), nodeToSplit.attr('wlxml-class'));\r
+    newNode.append(suffix);\r
+    succeedingNodes.forEach(function(node) {\r
+        newNode.append(node)\r
+    });\r
+    nodeToSplit.after(newNode);\r
+    return newNode;\r
+}\r
+\r
+Canvas.prototype.removeNode = function(options) {\r
+    var toRemove = $(this.content.find('#' + options.node.id).get(0));\r
+    toRemove.remove();\r
+\r
 }\r
 \r
 Canvas.prototype.createList = function(options) {\r