2 'libs/jquery-1.9.1.min',
9 // DocumentElement represents a node from WLXML document rendered inside Canvas
10 var DocumentElement = function(htmlElement, canvas) {
11 if(arguments.length === 0)
14 this.$element = $(htmlElement);
16 this.wlxmlTag = this.$element.attr('wlxml-tag');
19 $.extend(DocumentElement.prototype, {
23 children: function() {
25 if(this instanceof DocumentTextElement)
29 var elementContent = this.$element.contents();
31 elementContent.each(function(idx) {
32 var childElement = documentElementFromHTMLElement(this, element.canvas);
33 if(idx === 0 && elementContent.length > 1 && elementContent[1].nodeType === Node.ELEMENT_NODE && (childElement instanceof DocumentTextElement) && $.trim($(this).text()) === '')
35 if(idx > 0 && childElement instanceof DocumentTextElement) {
36 if(toret[toret.length-1] instanceof DocumentNodeElement && $.trim($(this).text()) === '')
39 toret.push(childElement);
44 return documentElementFromHTMLElement(this.$element.parent()[0], this.canvas);
47 sameNode: function(other) {
48 return other && (typeof other === typeof this) && other.$element[0] === this.$element[0];
51 wrapWithNodeElement: function(wlxmlNode) {
52 var wrapper = DocumentNodeElement.create({tag: wlxmlNode.tag, klass: wlxmlNode.klass});
53 this.$element.replaceWith(wrapper.dom());
58 childIndex: function(child) {
59 var children = this.children(),
61 children.forEach(function(c, idx) {
62 if(c.sameNode(child)) {
71 this.$element.detach();
77 var DocumentNodeElement = function(htmlElement, canvas) {
78 DocumentElement.call(this, htmlElement, canvas);
81 var DocumentTextElement = function(htmlElement, canvas) {
82 DocumentElement.call(this, htmlElement, canvas);
85 DocumentNodeElement.prototype = new DocumentElement();
86 DocumentTextElement.prototype = new DocumentElement();
88 var manipulate = function(e, params, action) {
90 if(params instanceof DocumentElement) {
93 dom = DocumentNodeElement.createDOM(params);
95 e.$element[action](dom);
96 return documentElementFromHTMLElement(dom);
99 $.extend(DocumentNodeElement.prototype, {
100 append: function(params) {
101 manipulate(this, params, 'append');
103 before: function(params) {
104 manipulate(this, params, 'before');
107 after: function(params) {
108 manipulate(this, params, 'after');
110 getWlxmlTag: function() {
111 return this.$element.attr('wlxml-tag');
113 setWlxmlTag: function(tag) {
114 this.$element.attr('wlxml-tag', tag);
116 getWlxmlClass: function() {
117 var klass = this.$element.attr('wlxml-class');
119 return klass.replace('-', '.');
122 setWlxmlClass: function(klass) {
124 this.$element.attr('wlxml-class', klass);
126 this.$element.removeAttr('wlxml-class');
129 if(what === 'list' && _.contains(['list-items', 'list-items-enum'], this.$element.attr('wlxml-class')))
135 DocumentNodeElement.createDOM = function(params) {
138 dom = $(document.createTextNode(params.text));
140 dom = $('<div>').attr('wlxml-tag', params.tag);
142 dom.attr('wlxml-class', params.klass);
148 DocumentNodeElement.create = function(params, canvas) {
149 return documentElementFromHTMLElement(DocumentNodeElement.createDOM(params)[0]);
153 $.extend(DocumentTextElement.prototype, {
154 setText: function(text) {
155 this.$element[0].data = text;
157 getText: function() {
158 return this.$element.text();
160 after: function(params) {
161 if(params instanceof DocumentTextElement || params.text)
164 if(params instanceof DocumentNodeElement) {
167 dom = DocumentNodeElement.createDOM(params);
169 this.$element.wrap('<div>');
170 this.$element.parent().after(dom[0]);
171 this.$element.unwrap();
172 return documentElementFromHTMLElement(dom[0]);
174 before: function(params) {
175 if(params instanceof DocumentTextElement || params.text)
178 if(params instanceof DocumentNodeElement) {
181 dom = DocumentNodeElement.createDOM(params);
183 this.$element.wrap('<div>');
184 this.$element.parent().before(dom[0]);
185 this.$element.unwrap();
186 return documentElementFromHTMLElement(dom[0]);
188 wrapWithNodeElement: function(wlxmlNode) {
189 if(typeof wlxmlNode.start === 'number' && typeof wlxmlNode.end === 'number') {
190 return this.canvas.wrapText({
191 inside: this.parent(),
192 textNodeIdx: this.parent().childIndex(this),
193 offsetStart: Math.min(wlxmlNode.start, wlxmlNode.end),
194 offsetEnd: Math.max(wlxmlNode.start, wlxmlNode.end),
195 _with: {tag: wlxmlNode.tag, klass: wlxmlNode.klass}
198 return DocumentElement.prototype.wrapWithNodeElement.call(this, wlxmlNode);
202 if(this.parent().children().length === 1) {
203 var parent = this.parent();
208 split: function(params) {
209 var parentElement = this.parent(),
210 myIdx = parentElement.childIndex(this),
211 myCanvas = this.canvas,
213 succeedingChildren = [],
215 prefix = this.getText().substr(0, params.offset),
216 suffix = this.getText().substr(params.offset);
218 parentElement.children().forEach(function(child) {
220 succeedingChildren.push(child);
221 if(child.sameNode(thisElement))
225 if(prefix.length > 0)
226 this.setText(prefix);
230 var newElement = DocumentNodeElement.create({tag: parentElement.wlxmlTag, klass: parentElement.wlxmlClass}, myCanvas);
231 parentElement.after(newElement);
233 if(suffix.length > 0)
234 newElement.append({text: suffix});
235 succeedingChildren.forEach(function(child) {
236 newElement.append(child);
241 var documentElementFromHTMLElement = function(htmlElement, canvas) {
243 // throw 'no canvas specified';
244 if(htmlElement.nodeType === Node.ELEMENT_NODE)
245 return new DocumentNodeElement(htmlElement, canvas);
246 if(htmlElement.nodeType === Node.TEXT_NODE)
247 return new DocumentTextElement(htmlElement, canvas);
251 wrap: function(htmlElement, canvas) {
252 return documentElementFromHTMLElement(htmlElement, canvas);
254 DocumentElement: DocumentElement,
255 DocumentNodeElement: DocumentNodeElement,
256 DocumentTextElement: DocumentTextElement