4 'modules/documentCanvas/canvas/utils'
5 ], function($, _, utils) {
8 /* global Node:false */
10 // DocumentElement represents a text or an element node from WLXML document rendered inside Canvas
11 var DocumentElement = function(wlxmlNode, canvas) {
12 this.wlxmlNode = wlxmlNode;
19 this.dom = this.createDOM();
20 this.dom.data('canvas-element', this);
21 this.wlxmlNode.setData('canvasElement', this);
24 $.extend(DocumentElement.prototype, {
25 refreshPath: function() {
26 this.parents().forEach(function(parent) {
34 updateState: function(toUpdate) {
37 .filter(function(key) {
38 return this.state.hasOwnProperty(key);
40 .forEach(function(key) {
41 if(this.state !== toUpdate[key]) {
42 this.state[key] = changes[key] = toUpdate[key];
45 if(_.isFunction(this.onStateChange)) {
46 this.onStateChange(changes);
47 if(_.isBoolean(changes.active)) {
50 while(ptr && ptr.wlxmlNode.getTagName() === 'span') {
53 if(ptr && ptr.gutterGroup) {
54 ptr.gutterGroup.show();
61 var parents = this.dom.parents('[document-node-element]');
63 return this.canvas.getDocumentElement(parents[0]);
70 parent = this.parent();
73 parent = parent.parent();
78 sameNode: function(other) {
79 return other && (typeof other === typeof this) && other.dom[0] === this.dom[0];
81 isRootElement: function() {
82 return this.sameNode(this.canvas.rootElement);
86 this.canvas.eventBus.trigger.apply(this.canvas.eventBus, Array.prototype.slice.call(arguments, 0));
93 // DocumentNodeElement represents an element node from WLXML document rendered inside Canvas
94 var DocumentNodeElement = function(wlxmlNode, canvas) {
95 DocumentElement.call(this, wlxmlNode, canvas);
100 var manipulate = function(e, params, action) {
102 if(params instanceof DocumentElement) {
105 element = e.canvas.createElement(params);
108 e.dom[action](element.dom);
114 DocumentNodeElement.prototype = Object.create(DocumentElement.prototype);
117 $.extend(DocumentNodeElement.prototype, {
118 defaultDisplayStyle: 'block',
120 addWidget: function(widget) {
121 this.dom.children('.canvas-widgets').append(widget.DOM ? widget.DOM : widget);
123 clearWidgets: function() {
124 this.dom.children('.canvas-widgets').empty();
126 addToGutter: function(view) {
127 if(!this.gutterGroup) {
128 this.gutterGroup = this.canvas.gutter.createViewGroup({
129 offsetHint: function() {
130 return this.canvas.getElementOffset(this);
134 this.gutterGroup.addView(view);
136 handle: function(event) {
137 var method = 'on' + event.type[0].toUpperCase() + event.type.substr(1);
142 createDOM: function() {
143 var wrapper = $('<div>').attr('document-node-element', ''),
144 widgetsContainer = $('<div>')
145 .addClass('canvas-widgets'),
146 contentContainer = $('<div>')
147 .attr('document-element-content', '');
149 wrapper.append(contentContainer, widgetsContainer);
150 widgetsContainer.find('*').add(widgetsContainer).attr('tabindex', -1);
153 _container: function() {
154 return this.dom.children('[document-element-content]');
156 detach: function(isChild) {
159 if(this.gutterGroup) {
160 this.gutterGroup.remove();
162 if(_.isFunction(this.children)) {
163 this.children().forEach(function(child) {
169 parents = this.parents();
172 parents[0].refreshPath();
177 before: function(params) {
178 return manipulate(this, params, 'before');
181 after: function(params) {
182 return manipulate(this, params, 'after');
185 isBlock: function() {
186 return this.dom.css('display') === 'block';
189 displayAsBlock: function() {
190 this.dom.css('display', 'block');
191 this._container().css('display', 'block');
193 displayInline: function() {
194 this.dom.css('display', 'inline');
195 this._container().css('display', 'inline');
197 displayAs: function(what) {
198 // [this.dom(), this._container()].forEach(e) {
199 // var isBlock = window.getComputedStyle(e).display === 'block';
200 // if(!isBlock && what === 'block') {
201 // e.css('display', what);
202 // } else if(isBlock && what === 'inline') {
206 this.dom.css('display', what);
207 this._container().css('display', what);
212 // DocumentNodeElement represents a text node from WLXML document rendered inside Canvas
213 var DocumentTextElement = function(wlxmlTextNode, canvas) {
214 DocumentElement.call(this, wlxmlTextNode, canvas);
217 $.extend(DocumentTextElement, {
218 isContentContainer: function(htmlElement) {
219 return htmlElement.nodeType === Node.TEXT_NODE && $(htmlElement).parent().is('[document-text-element]');
223 DocumentTextElement.prototype = Object.create(DocumentElement.prototype);
225 $.extend(DocumentTextElement.prototype, {
226 createDOM: function() {
228 .attr('document-text-element', '')
229 .text(this.wlxmlNode.getText() || utils.unicode.ZWS);
232 detach: function(isChild) {
238 setText: function(text) {
240 text = utils.unicode.ZWS;
242 if(text !== this.getText()) {
243 this.dom.contents()[0].data = text;
246 handle: function(event) {
247 this.setText(event.meta.node.getText());
249 getText: function(options) {
250 options = _.extend({raw: false}, options || {});
251 var toret = this.dom.text();
253 toret = toret.replace(utils.unicode.ZWS, '');
257 isEmpty: function() {
258 // Having at least Zero Width Space is guaranteed be Content Observer
259 return this.dom.contents()[0].data === utils.unicode.ZWS;
261 after: function(params) {
262 if(params instanceof DocumentTextElement || params.text) {
266 if(params instanceof DocumentNodeElement) {
269 element = this.canvas.createElement(params);
272 this.dom.wrap('<div>');
273 this.dom.parent().after(element.dom);
279 before: function(params) {
280 if(params instanceof DocumentTextElement || params.text) {
284 if(params instanceof DocumentNodeElement) {
287 element = this.canvas.createElement(params);
290 this.dom.wrap('<div>');
291 this.dom.parent().before(element.dom);
298 children: function() {
306 DocumentElement: DocumentElement,
307 DocumentNodeElement: DocumentNodeElement,
308 DocumentTextElement: DocumentTextElement