X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/65bc68bd4bf15529bfc3a59b135de3ace448ba42..b65f1bbd3863db4164c3b7283e187460ccdf2504:/modules/documentCanvas/canvas/canvas.js?ds=inline diff --git a/modules/documentCanvas/canvas/canvas.js b/modules/documentCanvas/canvas/canvas.js index 079c229..6f4e089 100644 --- a/modules/documentCanvas/canvas/canvas.js +++ b/modules/documentCanvas/canvas/canvas.js @@ -1,8 +1,9 @@ define([ 'libs/jquery-1.9.1.min', 'libs/underscore-min', -'modules/documentCanvas/canvas/documentElement' -], function($, _, documentElement) { +'modules/documentCanvas/canvas/documentElement', +'modules/documentCanvas/canvas/utils' +], function($, _, documentElement, utils) { 'use strict'; @@ -37,68 +38,101 @@ $.extend(Canvas.prototype, { tag: currentTag.prop('tagName').toLowerCase(), klass: currentTag.attr('class'), meta: meta, - others: others + others: others, + rawChildren: currentTag.contents() }); - element.dom().append(currentTag.contents()); - ['orig-before', 'orig-append'].forEach(function(attr) { + ['orig-before', 'orig-after', 'orig-begin', 'orig-end'].forEach(function(attr) { element.data(attr, ''); }); return element.dom(); }); + var FIRST_CONTENT_INDEX = 0; + + // @@ TODO - refactor! + var getNode = function(element) { + return element.children('[document-element-content]'); + } + this.wrapper.find(':not(iframe)').addBack().contents() .filter(function() {return this.nodeType === Node.TEXT_NODE}) .each(function() { - var el = $(this); - // TODO: use DocumentElement API - var spanParent = el.parent().attr('wlxml-tag') === 'span', - spanBefore = el.prev().length > 0 && $(el.prev()[0]).attr('wlxml-tag') === 'span', - spanAfter = el.next().length > 0 && $(el.next()[0]).attr('wlxml-tag') === 'span'; - - var oldText = this.data, - oldLength = this.data.length; - var parent = el.parent(), - parentContents = parent.contents(), - idx = parentContents.index(this), - next = idx < parentContents.length - 1 ? parentContents[idx+1] : null; - - var addInfo = function() { - if(next) { - $(next).data('orig-before', oldText); - } else { - parent.data('orig-append', oldText); - } + + var el = $(this), + text = {original: el.text(), trimmed: $.trim(el.text())}, + elParent = el.parent(), + hasSpanParent = elParent.attr('wlxml-tag') === 'span', + hasSpanBefore = el.prev().length > 0 && getNode($(el.prev()[0])).attr('wlxml-tag') === 'span', + hasSpanAfter = el.next().length > 0 && getNode($(el.next()[0])).attr('wlxml-tag') === 'span'; + + if(el.parent().hasClass('canvas-widget')) + return true; // continue + + var addInfo = function(toAdd, where) { + var parentContents = elParent.contents(), + idx = parentContents.index(el[0]), + prev = idx > FIRST_CONTENT_INDEX ? parentContents[idx-1] : null, + next = idx < parentContents.length - 1 ? parentContents[idx+1] : null, + target, key; + + if(where === 'above') { + target = prev ? $(prev) : elParent.parent(); + key = prev ? 'orig-after' : 'orig-begin'; + } else if(where === 'below') { + target = next ? $(next) : elParent.parent(); + key = next ? 'orig-before' : 'orig-end'; + } else { throw new Object;} + + target.data(key, toAdd); } - if(spanParent || spanBefore || spanAfter) { - var startSpace = /\s/g.test(this.data.substr(0,1)); - var endSpace = /\s/g.test(this.data.substr(-1)) && this.data.length > 1; - var trimmed = $.trim(this.data); - var newText = (startSpace && (spanParent || spanBefore) ? ' ' : '') - + trimmed - + (endSpace && (spanParent || spanAfter) ? ' ' : ''); - if(newText !== oldText) { - this.data = newText; - addInfo(); - } + text.transformed = text.trimmed; + + if(hasSpanParent || hasSpanBefore || hasSpanAfter) { + var startSpace = /\s/g.test(text.original.substr(0,1)), + endSpace = /\s/g.test(text.original.substr(-1)) && text.original.length > 1; + text.transformed = (startSpace && (hasSpanParent || hasSpanBefore) ? ' ' : '') + + text.trimmed + + (endSpace && (hasSpanParent || hasSpanAfter) ? ' ' : ''); } else { + if(text.trimmed.length === 0 && text.original.length > 0 && elParent.contents().length === 1) + text.transformed = ' '; + } - this.data = $.trim(this.data); - if(this.data.length === 0 && oldLength > 0 && el.parent().contents().length === 1) - this.data = ' '; - if(this.data.length === 0) { - addInfo(); - el.remove(); + if(!text.transformed) { + addInfo(text.original, 'below'); + el.remove(); + return true; // continue + } - return true; // continue + if(text.transformed !== text.original) { + if(!text.trimmed) { + addInfo(text.original, 'below'); + } else { + var startingMatch = text.original.match(/^\s+/g), + endingMatch = text.original.match(/\s+$/g), + startingWhiteSpace = startingMatch ? startingMatch[0] : null, + endingWhiteSpace = endingMatch ? endingMatch[0] : null; + + if(endingWhiteSpace) { + if(text.transformed[text.transformed.length - 1] === ' ' && endingWhiteSpace[0] === ' ') + endingWhiteSpace = endingWhiteSpace.substr(1); + addInfo(endingWhiteSpace, 'below'); + } + + if(startingWhiteSpace) { + if(text.transformed[0] === ' ' && startingWhiteSpace[startingWhiteSpace.length-1] === ' ') + startingWhiteSpace = startingWhiteSpace.substr(0, startingWhiteSpace.length -1); + addInfo(startingWhiteSpace, 'above'); + } } } - var element = documentElement.DocumentTextElement.create({text: this.data}); - $(this).replaceWith(element.dom()); + var element = documentElement.DocumentTextElement.create({text: text.transformed}); + el.replaceWith(element.dom()); }); this.d = this.wrapper.children(0); @@ -119,21 +153,106 @@ $.extend(Canvas.prototype, { else if(position.offsetAtEnd) newEmpty = elements.second; if(newEmpty) { - goto = newEmpty.append(documentElement.DocumentTextElement.create({text: '\u200B'}, this)); + goto = newEmpty.append(documentElement.DocumentTextElement.create({text: ''}, this)); canvas.setCurrentElement(goto); } } } }); + + var KEYS = { + ARROW_LEFT: 37, + ARROW_UP: 38, + ARROW_RIGHT: 39, + ARROW_DOWN: 40 + } + this.wrapper.on('keyup', function(e) { - if(e.which >= 37 && e.which <= 40) - canvas.setCurrentElement(canvas.getCursor().getPosition().element, {caretTo: false}) + if(e.which >= 37 && e.which <= 40) { + var element = canvas.getCursor().getPosition().element, + caretTo = false; + if(!element) { + // Chrome hack + var direction; + if(e.which === (KEYS.ARROW_LEFT || KEYS.ARROW_DOWN)) { + direction = 'above'; + caretTo = 'end'; + } else { + direction = 'below'; + caretTo = 'start'; + } + element = canvas.getDocumentElement(utils.nearestInDocumentOrder('[document-text-element]', direction, window.getSelection().focusNode)); + } + canvas.setCurrentElement(element, {caretTo: caretTo}); + } + }); + + this.wrapper.on('keydown', function(e) { + if(e.which >= 37 && e.which <= 40) { + var position = canvas.getCursor().getPosition(), + element = position.element; + if(element && (element instanceof documentElement.DocumentTextElement)) { + if(element.isEmpty()) { + var direction, caretTo; + if(e.which === KEYS.ARROW_LEFT || e.which === KEYS.ARROW_UP) { + direction = 'above'; + caretTo = 'end'; + } else { + direction = 'below'; + caretTo = 'start'; + } + var el = canvas.getDocumentElement(utils.nearestInDocumentOrder('[document-text-element]', direction, window.getSelection().focusNode)) + canvas.setCurrentElement(element, {caretTo: caretTo}); + } else { + var txt = element.dom().contents()[0].data; + if(e.which === KEYS.ARROW_LEFT && position.offset > 1 && txt.charAt(position.offset-2) === utils.unicode.ZWS) { + e.preventDefault(); + canvas._moveCaretToTextElement(element, position.offset-2); + } + if(e.which === KEYS.ARROW_RIGHT && position.offset < txt.length - 1 && txt.charAt(position.offset+1) === utils.unicode.ZWS) { + e.preventDefault(); + canvas._moveCaretToTextElement(element, position.offset+2); + } + } + } + + + } }); - this.wrapper.on('click', '[wlxml-tag], [wlxml-text]', function(e) { + this.wrapper.on('click', '[document-node-element], [document-text-element]', function(e) { e.stopPropagation(); - canvas.setCurrentElement(canvas.getDocumentElement(e.target), {caretTo: false}); + canvas.setCurrentElement(canvas.getDocumentElement(e.currentTarget), {caretTo: false}); + }); + + var observer = new MutationObserver(function(mutations) { + mutations.forEach(function(mutation) { + if(documentElement.DocumentTextElement.isContentContainer(mutation.target) && mutation.target.data === '') + mutation.target.data = utils.unicode.ZWS; + }); + }); + var config = { attributes: false, childList: false, characterData: true, subtree: true, characterDataOldValue: true}; + observer.observe(this.d[0], config); + + + this.wrapper.on('mouseover', '[document-node-element], [document-text-element]', function(e) { + var el = canvas.getDocumentElement(e.currentTarget); + if(!el) + return; + e.stopPropagation(); + if(el instanceof documentElement.DocumentTextElement) + el = el.parent(); + el.toggleLabel(true); + }); + this.wrapper.on('mouseout', '[document-node-element], [document-text-element]', function(e) { + var el = canvas.getDocumentElement(e.currentTarget); + if(!el) + return; + e.stopPropagation(); + if(el instanceof documentElement.DocumentTextElement) + el = el.parent(); + el.toggleLabel(false); }); } else { @@ -202,19 +321,9 @@ $.extend(Canvas.prototype, { list: {}, - - - highlightElement: function(element) { - this.wrapper.find('.highlighted-element').removeClass('highlighted-element'); - element.dom().addClass('highlighted-element'); - }, - - dimElement: function(element) { - element.dom().removeClass('highlighted-element'); - }, getCurrentNodeElement: function() { - return this.getDocumentElement(this.wrapper.find('.current-node-element')[0]); + return this.getDocumentElement(this.wrapper.find('.current-node-element').parent()[0]); }, getCurrentTextElement: function() { @@ -242,7 +351,7 @@ $.extend(Canvas.prototype, { element.dom().addClass('current-text-element'); } else { this.wrapper.find('.current-node-element').removeClass('current-node-element') - element.dom().addClass('current-node-element'); + element._container().addClass('current-node-element'); this.publisher('currentElementChanged', element); } }.bind(this); @@ -302,20 +411,9 @@ $.extend(Canvas.prototype, { }, toXML: function() { - var d = function(element, parent, level) { - console.log(element.getText ? 'text: ' + element.getText() : 'node: ' + element.getWlxmlTag()); - var isElementNode = element instanceof documentElement.DocumentNodeElement; - parent.prepend(element.toXML(level)); - if(isElementNode) { - var dom = $(parent.children()[0]), - elementChildren = element.children(); - for(var i = elementChildren.length - 1; i >= 0; i--) { - d(elementChildren[i], dom, level + 1); - } - } - } - var parent = $('
'); - d(this.doc(), parent, 0); + var parent = $('
'), + parts = this.doc().toXML(0); + parent.append(parts); return parent.html(); } });