// DocumentElement represents a text or an element node from WLXML document rendered inside Canvas
var DocumentElement = function(wlxmlNode, canvas) {
- if(arguments.length === 0) {
- return;
- }
this.wlxmlNode = wlxmlNode;
this.canvas = canvas;
+
+ this.$element = this.createDOM();
+ this.$element.data('canvas-element', this);
};
$.extend(DocumentElement.prototype, {
- _setupDOMHandler: function(htmlElement) {
- this.$element = $(htmlElement);
- this.$element.data('canvas-element', this);
- },
bound: function() {
return $.contains(document.documentElement, this.dom()[0]);
},
dom: function() {
return this.$element;
},
- data: function() {
- var dom = this.dom(),
- args = Array.prototype.slice.call(arguments, 0);
- if(args.length === 2 && args[1] === undefined) {
- return dom.removeData(args[0]);
- }
- return dom.data.apply(dom, arguments);
- },
parent: function() {
var parents = this.$element.parents('[document-node-element]');
if(parents.length) {
return other && (typeof other === typeof this) && other.dom()[0] === this.dom()[0];
},
- 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
return this.canvas.getDocumentElement(utils.nearestInDocumentOrder(selector, direction, this.dom()[0]));
},
- isVisible: function() {
- return this instanceof DocumentTextElement || this.getWlxmlTag() !== 'metadata';
- },
-
- isInsideList: function() {
- return this.parents().some(function(parent) {
- return parent.is('list');
- });
- },
-
exec: function(method) {
- var manager = this.data('_wlxmlManager');
- if(manager[method]) {
- return manager[method].apply(manager, Array.prototype.slice.call(arguments, 1));
+ if(this.manager && this.manager[method]) {
+ return this.manager[method].apply(this.manager, Array.prototype.slice.call(arguments, 1));
}
}
});
// DocumentNodeElement represents an element node from WLXML document rendered inside Canvas
var DocumentNodeElement = function(wlxmlNode, canvas) {
DocumentElement.call(this, wlxmlNode, canvas);
-
- var dom = $('<div>')
- .attr('document-node-element', ''),
- widgetsContainer = $('<div>')
- .addClass('canvas-widgets')
- .attr('contenteditable', false),
- container = $('<div>')
- .attr('document-element-content', '');
-
- dom.append(widgetsContainer, container);
- // Make sure widgets aren't navigable with arrow keys
- widgetsContainer.find('*').add(widgetsContainer).attr('tabindex', -1);
- this._setupDOMHandler(dom);
-
-
- this.data('wlxmlNode', wlxmlNode);
wlxmlNode.setData('canvasElement', this);
-
- this.setWlxml({tag: wlxmlNode.getTagName(), klass: wlxmlNode.getClass()});
-
- wlxmlNode.contents().forEach(function(node) {
- container.append(canvas.createElement(node).dom());
- }.bind(this));
};
return element;
};
-DocumentNodeElement.prototype = new DocumentElement();
+DocumentNodeElement.prototype = Object.create(DocumentElement.prototype);
$.extend(DocumentNodeElement.prototype, {
+ createDOM: function() {
+ var dom = $('<div>')
+ .attr('document-node-element', ''),
+ widgetsContainer = $('<div>')
+ .addClass('canvas-widgets')
+ .attr('contenteditable', false),
+ container = $('<div>')
+ .attr('document-element-content', '');
+
+ dom.append(widgetsContainer, container);
+ // Make sure widgets aren't navigable with arrow keys
+ widgetsContainer.find('*').add(widgetsContainer).attr('tabindex', -1);
+ this.$element = dom; //@!!!
+
+ this.setWlxmlTag(this.wlxmlNode.getTagName());
+ this.setWlxmlClass(this.wlxmlNode.getClass());
+
+ this.wlxmlNode.contents().forEach(function(node) {
+ container.append(this.canvas.createElement(node).dom());
+ }.bind(this));
+ return dom;
+ },
_container: function() {
return this.dom().children('[document-element-content]');
},
return this._container().attr('wlxml-tag');
},
setWlxmlTag: function(tag) {
- if(tag === this.getWlxmlTag()) {
- return;
- }
-
this._container().attr('wlxml-tag', tag);
- if(!this.__updatingWlxml) {
- this._updateWlxmlManager();
- }
},
getWlxmlClass: function() {
var klass = this._container().attr('wlxml-class');
else {
this._container().removeAttr('wlxml-class');
}
- if(!this.__updatingWlxml) {
- this._updateWlxmlManager();
- }
- },
- setWlxml: function(params) {
- this.__updatingWlxml = true;
- if(params.tag !== undefined) {
- this.setWlxmlTag(params.tag);
- }
- if(params.klass !== undefined) {
- this.setWlxmlClass(params.klass);
- }
- this._updateWlxmlManager();
- this.__updatingWlxml = false;
- },
- _updateWlxmlManager: function() {
- var manager = wlxmlManagers.getFor(this);
- this.data('_wlxmlManager', manager);
- manager.setup();
- },
- is: function(what) {
- if(what === 'list' && _.contains(['list.items', 'list.items.enum'], this.getWlxmlClass())) {
- return true;
- }
- return false;
+ this.manager = wlxmlManagers.getFor(this);
+ this.manager.setup();
},
toggleLabel: function(toggle) {
var displayCss = toggle ? 'inline-block' : 'none';
},
toggle: function(toggle) {
- var mng = this.data('_wlxmlManager');
- if(mng) {
- mng.toggle(toggle);
+ if(this.manager) {
+ this.manager.toggle(toggle);
}
}
});
// DocumentNodeElement represents a text node from WLXML document rendered inside Canvas
var DocumentTextElement = function(wlxmlTextNode, canvas) {
DocumentElement.call(this, wlxmlTextNode, canvas);
- var dom = $('<div>')
- .attr('document-text-element', '')
- .text(wlxmlTextNode.getText() || utils.unicode.ZWS);
- this._setupDOMHandler(dom);
- this.data('wlxmlNode', wlxmlTextNode);
};
$.extend(DocumentTextElement, {
}
});
-DocumentTextElement.prototype = new DocumentElement();
+DocumentTextElement.prototype = Object.create(DocumentElement.prototype);
$.extend(DocumentTextElement.prototype, {
+ createDOM: function() {
+ return $('<div>')
+ .attr('document-text-element', '')
+ .text(this.wlxmlNode.getText() || utils.unicode.ZWS);
+ },
detach: function() {
this.dom().detach();
this.canvas = null;