define([
'libs/jquery',
'libs/underscore',
-'modules/documentCanvas/classAttributes',
'modules/documentCanvas/canvas/utils',
-'modules/documentCanvas/canvas/widgets',
'modules/documentCanvas/canvas/wlxmlManagers'
-], function($, _, classAttributes, utils, widgets, wlxmlManagers) {
+], function($, _, utils, wlxmlManagers) {
'use strict';
+/* global Node:false, document:false */
// DocumentElement represents a text or an element node from WLXML document rendered inside Canvas
-var DocumentElement = function(htmlElement, canvas) {
- if(arguments.length === 0)
- return;
+var DocumentElement = function(wlxmlNode, canvas) {
+ this.wlxmlNode = wlxmlNode;
this.canvas = canvas;
- this._setupDOMHandler(htmlElement);
-}
-
-var elementTypeFromWlxmlNode = function(wlxmlNode) {
- return wlxmlNode.nodeType === Node.TEXT_NODE ? DocumentTextElement : DocumentNodeElement;
-}
-
-$.extend(DocumentElement, {
- create: function(node, canvas) {
- return elementTypeFromWlxmlNode(node).create(node, canvas);
- },
-
- createDOM: function(wlxmlNode) {
- return elementTypeFromParams(wlxmlNode).createDOM(params);
- },
-
- fromHTMLElement: function(htmlElement, canvas) {
- var $element = $(htmlElement);
- if(htmlElement.nodeType === Node.ELEMENT_NODE && $element.attr('document-node-element') !== undefined)
- return DocumentNodeElement.fromHTMLElement(htmlElement, canvas);
- if($element.attr('document-text-element') !== undefined || (htmlElement.nodeType === Node.TEXT_NODE && $element.parent().attr('document-text-element') !== undefined))
- return DocumentTextElement.fromHTMLElement(htmlElement, canvas);
- return undefined;
- }
-});
+ this.$element = this.createDOM();
+ this.$element.data('canvas-element', this);
+};
$.extend(DocumentElement.prototype, {
- _setupDOMHandler: function(htmlElement) {
- this.$element = $(htmlElement);
- },
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.$element.parents('[document-node-element]');
- if(parents.length)
- return DocumentElement.fromHTMLElement(parents[0], this.canvas);
+ if(parents.length) {
+ return this.canvas.getDocumentElement(parents[0]);
+ }
return null;
},
return other && (typeof other === typeof this) && other.dom()[0] === this.dom()[0];
},
- wrapWithNodeElement: function(wlxmlNode) {
- var wrapper = DocumentNodeElement.create({tag: wlxmlNode.tag, klass: wlxmlNode.klass}, this);
- this.dom().replaceWith(wrapper.dom());
- wrapper.append(this);
- return wrapper;
- },
-
- markAsCurrent: function() {
- this.canvas.markAsCurrent(this);
- },
-
getVerticallyFirstTextElement: function() {
var toret;
this.children().some(function(child) {
- if(!child.isVisible())
- return false; // continue
if(child instanceof DocumentTextElement) {
toret = child;
return true; // break
} else {
toret = child.getVerticallyFirstTextElement();
- if(toret)
+ if(toret) {
return true; // break
+ }
}
});
return toret;
return this.canvas.getDocumentElement(utils.nearestInDocumentOrder(selector, direction, this.dom()[0]));
},
- isVisible: function() {
- return this instanceof DocumentTextElement || this.getWlxmlTag() !== 'metadata';
- },
-
- isInsideList: function() {
- return this.parents().some(function(parent) {
- return parent.is('list');
- });
- },
-
exec: function(method) {
- var manager = this.data('_wlxmlManager');
- if(manager[method])
- return manager[method].apply(manager, Array.prototype.slice.call(arguments, 1));
+ if(this.manager && this.manager[method]) {
+ return this.manager[method].apply(this.manager, Array.prototype.slice.call(arguments, 1));
+ }
}
});
// DocumentNodeElement represents an element node from WLXML document rendered inside Canvas
-var DocumentNodeElement = function(htmlElement, canvas) {
- DocumentElement.call(this, htmlElement, canvas);
+var DocumentNodeElement = function(wlxmlNode, canvas) {
+ DocumentElement.call(this, wlxmlNode, canvas);
+ wlxmlNode.setData('canvasElement', this);
};
-$.extend(DocumentNodeElement, {
- create: function(wlxmlNode, canvas) {
- return this.fromHTMLElement(this.createDOM(wlxmlNode, canvas)[0], canvas);
- },
- fromHTMLElement: function(htmlElement, canvas) {
- return new this(htmlElement, canvas);
- },
+var manipulate = function(e, params, action) {
+ var element;
+ if(params instanceof DocumentElement) {
+ element = params;
+ } else {
+ element = e.canvas.createElement(params);
+ }
+ var target = (action === 'append' || action === 'prepend') ? e._container() : e.dom();
+ target[action](element.dom());
+ return element;
+};
+
+DocumentNodeElement.prototype = Object.create(DocumentElement.prototype);
+
- createDOM: function(wlxmlNode, canvas) {
+$.extend(DocumentNodeElement.prototype, {
+ createDOM: function() {
var dom = $('<div>')
.attr('document-node-element', ''),
widgetsContainer = $('<div>')
dom.append(widgetsContainer, container);
// Make sure widgets aren't navigable with arrow keys
widgetsContainer.find('*').add(widgetsContainer).attr('tabindex', -1);
+ this.$element = dom; //@!!!
- var element = this.fromHTMLElement(dom[0], canvas);
-
- element.setWlxml({tag: wlxmlNode.getTagName(), klass: wlxmlNode.getClass()});
-
- _.keys(wlxmlNode.getMetaAttributes()).forEach(function(key) {
- element.setWlxmlMetaAttr(key, params.meta[key]);
- });
-
- wlxmlNode.contents().forEach((function(node) {
- container.append(DocumentElement.create(node).dom());
- }).bind(this));
+ 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;
- }
-
-});
-
-var manipulate = function(e, params, action) {
- var element;
- if(params instanceof DocumentElement) {
- element = params;
- } else {
- element = DocumentElement.create(params);
- }
- var target = (action === 'append' || action === 'prepend') ? e._container() : e.dom();
- target[action](element.dom());
- return element;
-};
-
-DocumentNodeElement.prototype = new DocumentElement();
-
-
-$.extend(DocumentNodeElement.prototype, {
+ },
_container: function() {
return this.dom().children('[document-element-content]');
},
detach: function() {
- var parent = this.parent();
- if(!parent)
- return;
-
- var parentChildren = parent.children(),
- myIdx = parent.childIndex(this);
-
- if(myIdx > 0 && myIdx < parentChildren.length) {
- if((parentChildren[myIdx-1] instanceof DocumentTextElement) && (parentChildren[myIdx+1] instanceof DocumentTextElement)) {
- parentChildren[myIdx-1].appendText(parentChildren[myIdx+1].getText());
- parentChildren[myIdx+1].detach();
- }
- }
this.dom().detach();
this.canvas = null;
return this;
},
- unwrapContents: function() {
- var parent = this.parent();
- if(!parent)
- return;
-
- var parentChildren = parent.children(),
- myChildren = this.children(),
- myIdx = parent.childIndex(this);
-
- if(myChildren.length === 0)
- return this.detach();
-
- var moveLeftRange, moveRightRange, leftMerged;
-
- if(myIdx > 0 && (parentChildren[myIdx-1] instanceof DocumentTextElement) && (myChildren[0] instanceof DocumentTextElement)) {
- parentChildren[myIdx-1].appendText(myChildren[0].getText());
- myChildren[0].detach();
- moveLeftRange = true;
- leftMerged = true;
- } else {
- leftMerged = false;
- }
-
- if(!(leftMerged && myChildren.length === 1)) {
- if(myIdx < parentChildren.length - 1 && (parentChildren[myIdx+1] instanceof DocumentTextElement) && (myChildren[myChildren.length-1] instanceof DocumentTextElement)) {
- parentChildren[myIdx+1].prependText(myChildren[myChildren.length-1].getText());
- myChildren[myChildren.length-1].detach();
- moveRightRange = true;
- }
- }
-
- var childrenLength = this.children().length;
- this.children().forEach(function(child) {
- this.before(child);
- }.bind(this));
-
- this.detach();
-
- return {
- element1: parent.children()[myIdx + (moveLeftRange ? -1 : 0)],
- element2: parent.children()[myIdx + childrenLength-1 + (moveRightRange ? 1 : 0)]
- };
- },
- toXML: function(level) {
- var node = $('<' + this.getWlxmlTag() + '>');
-
- if(this.getWlxmlClass())
- node.attr('class', this.getWlxmlClass());
- var meta = this.getWlxmlMetaAttrs();
- meta.forEach(function(attr) {
- if(attr.value)
- node.attr('meta-' + attr.name, attr.value);
- });
- _.keys(this.data('other-attrs') || {}).forEach(function(key) {
- node.attr(key, this.data('other-attrs')[key]);
- }, this);
-
- var addFormatting = function() {
- var toret = $('<div>');
- var formattings = {};
-
- if(this.data('orig-before') !== undefined) {
- if(this.data('orig-before')) {
- toret.prepend(document.createTextNode(this.data('orig-before')));
- }
- } else if(level && this.getWlxmlTag() !== 'span') {
- toret.append('\n' + (new Array(level * 2 + 1)).join(' '));
- }
-
- toret.append(node);
-
- if(this.data('orig-after')) {
- toret.append(document.createTextNode(this.data('orig-after')));
- }
-
- /* Inside node */
- if(this.data('orig-begin')) {
- node.prepend(this.data('orig-begin'));
- formattings.begin = true;
- }
-
- if(this.data('orig-end') !== undefined) {
- if(this.data('orig-end')) {
- node.append(this.data('orig-end'));
- }
- } else if(this.getWlxmlTag() !== 'span' && children.length){
- node.append('\n' + (new Array(level * 2 + 1)).join(' '));
- }
-
- return {parts: toret.contents(), formattings: formattings};
- }.bind(this);
-
-
-
- var children = this.children(),
- childParts;
-
- var formatting = addFormatting(node);
-
- for(var i = children.length - 1; i >= 0; i--) {
- childParts = children[i].toXML(level + 1);
- if(typeof childParts === 'string')
- childParts = [document.createTextNode(childParts)];
-
- if(formatting.formattings.begin) {
- $(node.contents()[0]).after(childParts);
- } else
- node.prepend(childParts);
- }
- return formatting.parts;
- },
append: function(params) {
- if(params.tag !== 'span')
- this.data('orig-end', undefined);
return manipulate(this, params, 'append');
},
prepend: function(params) {
},
children: function() {
var toret = [];
- if(this instanceof DocumentTextElement)
+ if(this instanceof DocumentTextElement) {
return toret;
+ }
var elementContent = this._container().contents();
var element = this;
- elementContent.each(function(idx) {
- var childElement = DocumentElement.fromHTMLElement(this, element.canvas);
- if(childElement === undefined)
- return true;
- if(idx === 0 && elementContent.length > 1 && elementContent[1].nodeType === Node.ELEMENT_NODE && (childElement instanceof DocumentTextElement) && $.trim($(this).text()) === '')
+ elementContent.each(function() {
+ var childElement = element.canvas.getDocumentElement(this);
+ if(childElement === undefined) {
return true;
- if(idx > 0 && childElement instanceof DocumentTextElement) {
- if(toret[toret.length-1] instanceof DocumentNodeElement && $.trim($(this).text()) === '')
- return true;
}
toret.push(childElement);
});
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');
- if(klass)
+ if(klass) {
return klass.replace(/-/g, '.');
+ }
return undefined;
},
setWlxmlClass: function(klass) {
- if(klass === this.getWlxmlClass())
+ if(klass === this.getWlxmlClass()) {
return;
-
- this.getWlxmlMetaAttrs().forEach(function(attr) {
- if(!classAttributes.hasMetaAttr(klass, attr.name))
- this.dom().removeAttr('wlxml-meta-' + attr.name);
- }, this);
-
- if(klass)
+ }
+ if(klass) {
this._container().attr('wlxml-class', klass.replace(/\./g, '-'));
- else
+ }
+ 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;
- },
-
- 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);
+ }
+ this.manager = wlxmlManagers.getFor(this);
+ this.manager.setup();
},
-
toggleLabel: function(toggle) {
var displayCss = toggle ? 'inline-block' : 'none';
var label = this.dom().children('.canvas-widgets').find('.canvas-widget-label');
},
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(htmlElement, canvas) {
- DocumentElement.call(this, htmlElement, canvas);
+var DocumentTextElement = function(wlxmlTextNode, canvas) {
+ DocumentElement.call(this, wlxmlTextNode, canvas);
};
$.extend(DocumentTextElement, {
- createDOM: function(wlxmlTextNode) {
- return $('<div>')
- .attr('document-text-element', '')
- .text(wlxmlTextNode.getText() || utils.unicode.ZWS);
- },
-
- create: function(wlxmlTextNode, canvas) {
- return this.fromHTMLElement(this.createDOM(wlxmlTextNode)[0]);
- },
-
- fromHTMLElement: function(htmlElement, canvas) {
- return new this(htmlElement, canvas);
- },
isContentContainer: function(htmlElement) {
return htmlElement.nodeType === Node.TEXT_NODE && $(htmlElement).parent().is('[document-text-element]');
}
});
-DocumentTextElement.prototype = new DocumentElement();
+DocumentTextElement.prototype = Object.create(DocumentElement.prototype);
$.extend(DocumentTextElement.prototype, {
- toXML: function(parent) {
- return this.getText();
- },
- _setupDOMHandler: function(htmlElement) {
- var $element = $(htmlElement);
- if(htmlElement.nodeType === Node.TEXT_NODE)
- this.$element = $element.parent();
- else
- this.$element = $element;
+ createDOM: function() {
+ return $('<div>')
+ .attr('document-text-element', '')
+ .text(this.wlxmlNode.getText() || utils.unicode.ZWS);
},
detach: function() {
this.dom().detach();
setText: function(text) {
this.dom().contents()[0].data = text;
},
- appendText: function(text) {
- this.dom().contents()[0].data += text;
- },
- prependText: function(text) {
- this.dom().contents()[0].data = text + this.dom().contents()[0].data;
- },
- getText: function() {
- return this.dom().text().replace(utils.unicode.ZWS, '');
+ getText: function(options) {
+ options = _.extend({raw: false}, options || {});
+ var toret = this.dom().text();
+ if(!options.raw) {
+ toret = toret.replace(utils.unicode.ZWS, '');
+ }
+ return toret;
},
isEmpty: function() {
// Having at least Zero Width Space is guaranteed be Content Observer
return this.dom().contents()[0].data === utils.unicode.ZWS;
},
after: function(params) {
- if(params instanceof DocumentTextElement || params.text)
+ if(params instanceof DocumentTextElement || params.text) {
return false;
+ }
var element;
if(params instanceof DocumentNodeElement) {
element = params;
} else {
- element = DocumentNodeElement.create(params, this.canvas);
+ element = this.canvas.createElement(params);
}
this.dom().wrap('<div>');
this.dom().parent().after(element.dom());
return element;
},
before: function(params) {
- if(params instanceof DocumentTextElement || params.text)
+ if(params instanceof DocumentTextElement || params.text) {
return false;
+ }
var element;
if(params instanceof DocumentNodeElement) {
element = params;
} else {
- element = DocumentNodeElement.create(params, this.canvas);
+ element = this.canvas.createElement(params);
}
this.dom().wrap('<div>');
this.dom().parent().before(element.dom());
this.dom().unwrap();
return element;
},
- wrapWithNodeElement: function(wlxmlNode) {
- if(typeof wlxmlNode.start === 'number' && typeof wlxmlNode.end === 'number') {
- return this.canvas.wrapText({
- inside: this.parent(),
- textNodeIdx: this.parent().childIndex(this),
- offsetStart: Math.min(wlxmlNode.start, wlxmlNode.end),
- offsetEnd: Math.max(wlxmlNode.start, wlxmlNode.end),
- _with: {tag: wlxmlNode.tag, klass: wlxmlNode.klass}
- });
- } else {
- return DocumentElement.prototype.wrapWithNodeElement.call(this, wlxmlNode);
- }
- },
- unwrap: function() {
- var parent = this.parent(),
- toret;
- if(parent.children().length === 1) {
- toret = parent.parent();
- var grandParent = parent.parent();
- if(grandParent) {
- var grandParentChildren = grandParent.children(),
- idx = grandParent.childIndex(parent),
- prev = idx - 1 > -1 ? grandParentChildren[idx-1] : null,
- next = idx + 1 < grandParentChildren.length ? grandParentChildren[idx+1] : null;
-
- prev = (prev instanceof DocumentTextElement) ? prev : null;
- next = (next instanceof DocumentTextElement) ? next : null;
-
- if(prev && next) {
- prev.setText(prev.getText() + this.getText() + next.getText());
- next.detach();
- } else if (prev || next) {
- var target = prev ? prev : next,
- newText = prev ? target.getText() + this.getText() : this.getText() + target.getText();
- target.setText(newText);
- } else {
- parent.after(this);
- }
- } else {
- parent.after(this);
- }
- parent.detach();
- return toret;
- }
- },
- split: function(params) {
- var parentElement = this.parent(),
- myIdx = parentElement.childIndex(this),
- myCanvas = this.canvas,
- passed = false,
- succeedingChildren = [],
- thisElement = this,
- prefix = this.getText().substr(0, params.offset),
- suffix = this.getText().substr(params.offset);
-
- parentElement.children().forEach(function(child) {
- if(passed)
- succeedingChildren.push(child);
- if(child.sameNode(thisElement))
- passed = true;
- });
-
- if(prefix.length > 0)
- this.setText(prefix);
- else
- this.detach();
-
- var newElement = DocumentNodeElement.create({tag: parentElement.getWlxmlTag(), klass: parentElement.getWlxmlClass()}, myCanvas);
- parentElement.after(newElement);
-
- if(suffix.length > 0)
- newElement.append({text: suffix});
- succeedingChildren.forEach(function(child) {
- newElement.append(child);
- });
-
- return {first: parentElement, second: newElement};
- },
- divide: function(params) {
- var myText = this.getText();
-
- if(params.offset === myText.length)
- return this.after(params);
- if(params.offset === 0)
- return this.before(params);
-
- var lhsText = myText.substr(0, params.offset),
- rhsText = myText.substr(params.offset),
- newElement = DocumentNodeElement.create({tag: params.tag, klass: params.klass}, this.canvas),
- rhsTextElement = DocumentTextElement.create({text: rhsText});
-
- this.setText(lhsText);
- this.after(newElement);
- newElement.after(rhsTextElement);
- return newElement;
- },
toggleHighlight: function() {
// do nothing for now