+++ /dev/null
-define([
-'libs/jquery-1.9.1.min',
-'libs/underscore-min',
-'modules/documentCanvas/classAttributes',
-'modules/documentCanvas/canvas/utils',
-'modules/documentCanvas/canvas/widgets'
-], function($, _, classAttributes, utils, widgets) {
-
-'use strict';
-
-
-// DocumentElement represents a text or an element node from WLXML document rendered inside Canvas
-var DocumentElement = function(htmlElement, canvas) {
- if(arguments.length === 0)
- return;
- this.canvas = canvas;
- this._setupDOMHandler(htmlElement);
-}
-
-var elementTypeFromParams = function(params) {
- return params.text !== undefined ? DocumentTextElement : DocumentNodeElement;
-
-};
-
-$.extend(DocumentElement, {
- create: function(params, canvas) {
- return elementTypeFromParams(params).create(params);
- },
-
- createDOM: function(params) {
- return elementTypeFromParams(params).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 && $element.parent().attr('document-text-element') !== undefined))
- return DocumentTextElement.fromHTMLElement(htmlElement, canvas);
- return undefined;
- }
-});
-
-$.extend(DocumentElement.prototype, {
- _setupDOMHandler: function(htmlElement) {
- this.$element = $(htmlElement);
- },
- dom: function() {
- return this.$element;
- },
- parent: function() {
- var parents = this.$element.parents('[document-node-element]');
- if(parents.length)
- return DocumentElement.fromHTMLElement(parents[0], this.canvas);
- return null;
- },
-
- parents: function() {
- var parents = [],
- parent = this.parent();
- while(parent) {
- parents.push(parent);
- parent = parent.parent();
- }
- return parents;
- },
-
- sameNode: function(other) {
- return other && (typeof other === typeof this) && other.dom()[0] === this.dom()[0];
- },
-
- wrapWithNodeElement: function(wlxmlNode) {
- var wrapper = DocumentNodeElement.create({tag: wlxmlNode.tag, klass: wlxmlNode.klass});
- this.dom().replaceWith(wrapper.dom());
- wrapper.append(this);
- return wrapper;
- },
-
- detach: function() {
- this.dom().detach();
- this.canvas = null;
- },
-
- markAsCurrent: function() {
- this.canvas.markAsCurrent(this);
- },
-
- getVerticallyFirstTextElement: function() {
- var toret;
- this.children().some(function(child) {
- if(!child.isVisible())
- return false; // continue
- if(child instanceof DocumentTextElement) {
- toret = child;
- return true; // break
- } else {
- toret = child.getVerticallyFirstTextElement();
- if(toret)
- return true; // break
- }
- });
- return toret;
- },
-
- isVisible: function() {
- return this instanceof DocumentTextElement || this.getWlxmlTag() !== 'metadata';
- }
-});
-
-
-// DocumentNodeElement represents an element node from WLXML document rendered inside Canvas
-var DocumentNodeElement = function(htmlElement, canvas) {
- DocumentElement.call(this, htmlElement, canvas);
-};
-
-var getDisplayStyle = function(tag, klass) {
- if(tag === 'metadata')
- return 'none';
- if(tag === 'span')
- return 'inline';
- return 'block';
-}
-
-$.extend(DocumentNodeElement, {
- createDOM: function(params) {
- var dom = $('<div>')
- .attr('document-node-element', ''),
- widgetsContainer = $('<div>')
- .addClass('canvas-widgets')
- .attr('contenteditable', false),
- container = $('<div>')
- .attr('document-element-content', '');
-
- dom.append(widgetsContainer, container);
- // Make sure widgets aren't navigable with arrow keys
- widgetsContainer.find('*').add(widgetsContainer).attr('tabindex', -1);
-
- var element = this.fromHTMLElement(dom[0]);
-
- element.setWlxmlTag(params.tag);
- if(params.klass)
- element.setWlxmlClass(params.klass);
- if(params.meta) {
- _.keys(params.meta).forEach(function(key) {
- element.setWlxmlMetaAttr(key, params.meta[key]);
- });
- }
- element.data('other-attrs', params.others);
- widgetsContainer.append(widgets.labelWidget(params.tag, params.klass));
- if(params.rawChildren) {
- container.append(params.rawChildren);
- }
- return dom;
- },
-
- create: function(params, canvas) {
- return this.fromHTMLElement(this.createDOM(params)[0]);
- },
-
- fromHTMLElement: function(htmlElement, canvas) {
- return new this(htmlElement, canvas);
- }
-});
-
-var manipulate = function(e, params, action) {
- var element;
- if(params instanceof DocumentElement) {
- element = params;
- } else {
- element = DocumentElement.create(params);
- }
- var target = action === 'append' ? e._container() : e.dom();
- target[action](element.dom());
- return element;
-};
-
-DocumentNodeElement.prototype = new DocumentElement();
-
-
-$.extend(DocumentNodeElement.prototype, {
- _container: function() {
- return this.dom().children('[document-element-content]');
- },
- 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);
- },
- 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');
- },
- before: function(params) {
- return manipulate(this, params, 'before');
-
- },
- after: function(params) {
- return manipulate(this, params, 'after');
- },
- children: function() {
- var toret = [];
- 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()) === '')
- return true;
- if(idx > 0 && childElement instanceof DocumentTextElement) {
- if(toret[toret.length-1] instanceof DocumentNodeElement && $.trim($(this).text()) === '')
- return true;
- }
- toret.push(childElement);
- });
- return toret;
- },
- childIndex: function(child) {
- var children = this.children(),
- toret = null;
- children.forEach(function(c, idx) {
- if(c.sameNode(child)) {
- toret = idx;
- return false;
- }
- });
- return toret;
- },
- getWlxmlTag: function() {
- return this._container().attr('wlxml-tag');
- },
- setWlxmlTag: function(tag) {
- this._container().attr('wlxml-tag', tag);
- this._updateDisplayStyle();
- },
- getWlxmlClass: function() {
- var klass = this._container().attr('wlxml-class');
- if(klass)
- return klass.replace(/-/g, '.');
- return undefined;
- },
- setWlxmlClass: function(klass) {
- this.getWlxmlMetaAttrs().forEach(function(attr) {
- if(!classAttributes.hasMetaAttr(klass, attr.name))
- this.dom().removeAttr('wlxml-meta-' + attr.name);
- }, this);
-
- if(klass)
- this._container().attr('wlxml-class', klass.replace(/\./g, '-'));
- else
- this._container().removeAttr('wlxml-class');
- this._updateDisplayStyle();
- },
- _updateDisplayStyle: function() {
- var displayStyle = getDisplayStyle(this.getWlxmlTag(), this.getWlxmlClass());
- this.dom().css('display', displayStyle);
- this._container().css('display', displayStyle);
- },
- 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);
- },
-
- toggleLabel: function(toggle) {
- var displayCss = toggle ? 'inline-block' : 'none';
- var label = this.dom().children('.canvas-widgets').find('.canvas-widget-label');
- label.css('display', displayCss);
- this.toggleHighlight(toggle);
- },
-
- toggleHighlight: function(toogle) {
- this._container().toggleClass('highlighted-element');
- }
-});
-
-
-// DocumentNodeElement represents a text node from WLXML document rendered inside Canvas
-var DocumentTextElement = function(htmlElement, canvas) {
- DocumentElement.call(this, htmlElement, canvas);
-};
-
-$.extend(DocumentTextElement, {
- createDOM: function(params) {
- return $('<div>')
- .attr('document-text-element', '')
- .text(params.text || utils.unicode.ZWS);
- },
-
- create: function(params, canvas) {
- return this.fromHTMLElement(this.createDOM(params)[0]);
- },
-
- fromHTMLElement: function(htmlElement, canvas) {
- return new this(htmlElement, canvas);
- },
- isContentContainer: function(htmlElement) {
- return htmlElement.nodeType === Node.TEXT_NODE && $(htmlElement).parent().is('[document-text-element]');
- }
-});
-
-DocumentTextElement.prototype = new DocumentElement();
-
-$.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;
- },
- setText: function(text) {
- this.dom().contents()[0].data = text;
- },
- getText: function() {
- return this.dom().text().replace(utils.unicode.ZWS, '');
- },
- 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)
- return false;
- var element;
- if(params instanceof DocumentNodeElement) {
- element = params;
- } else {
- element = DocumentNodeElement.create(params);
- }
- this.dom().wrap('<div>');
- this.dom().parent().after(element.dom());
- this.dom().unwrap();
- return element;
- },
- before: function(params) {
- if(params instanceof DocumentTextElement || params.text)
- return false;
- var element;
- if(params instanceof DocumentNodeElement) {
- element = params;
- } else {
- element = DocumentNodeElement.create(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;
- if(prev && next) {
- prev.setText(prev.getText() + this.getText() + next.getText());
- next.detach();
- } else if (prev || next) {
- var target = prev ? prev : next;
- target.setText(target.getText() + this.getText());
- } 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
- }
-});
-
-return {
- DocumentElement: DocumentElement,
- DocumentNodeElement: DocumentNodeElement,
- DocumentTextElement: DocumentTextElement
-};
-
-});
\ No newline at end of file
fnp / fnpeditor.git / blobdiff