X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/105a4e9cdd9d1dffdff6411e7b7e83ff507c68e6..41e72aeb83a24604c20aa896c18d9865955446c0:/src/editor/modules/documentCanvas/canvas/canvas.js?ds=sidebyside diff --git a/src/editor/modules/documentCanvas/canvas/canvas.js b/src/editor/modules/documentCanvas/canvas/canvas.js index d58ea7b..3bf6b51 100644 --- a/src/editor/modules/documentCanvas/canvas/canvas.js +++ b/src/editor/modules/documentCanvas/canvas/canvas.js @@ -6,8 +6,12 @@ define([ 'modules/documentCanvas/canvas/documentElement', 'modules/documentCanvas/canvas/keyboard', 'modules/documentCanvas/canvas/utils', -'modules/documentCanvas/canvas/wlxmlListener' -], function($, _, Backbone, logging, documentElement, keyboard, utils, wlxmlListener) { +'modules/documentCanvas/canvas/wlxmlListener', +'modules/documentCanvas/canvas/elementsRegister', +'modules/documentCanvas/canvas/genericElement', +'modules/documentCanvas/canvas/nullElement', +'modules/documentCanvas/canvas/gutter', +], function($, _, Backbone, logging, documentElement, keyboard, utils, wlxmlListener, ElementsRegister, genericElement, nullElement, gutter) { 'use strict'; /* global document:false, window:false, Node:false, gettext */ @@ -55,9 +59,30 @@ $.extend(TextHandler.prototype, { }); -var Canvas = function(wlxmlDocument) { +var Canvas = function(wlxmlDocument, elements) { + this.elementsRegister = new ElementsRegister(documentElement.DocumentNodeElement, nullElement); + + elements = [ + {tag: 'section', klass: null, prototype: genericElement}, + {tag: 'div', klass: null, prototype: genericElement}, + {tag: 'header', klass: null, prototype: genericElement}, + {tag: 'span', klass: null, prototype: genericElement}, + {tag: 'aside', klass: null, prototype: genericElement} + ].concat(elements || []); + + (elements).forEach(function(elementDesc) { + this.elementsRegister.register(elementDesc); + }.bind(this)); this.eventBus = _.extend({}, Backbone.Events); - this.wrapper = $('
').addClass('canvas-wrapper').attr('contenteditable', true); + + this.wrapper = $('
'); + + + this.gutter = gutter.create(); + this.gutterView = new gutter.GutterView(this.gutter); + this.rootWrapper = $('
').addClass('canvas-wrapper').attr('contenteditable', true); + this.wrapper.find('.crow').append(this.rootWrapper, this.gutterView.dom); + this.wlxmlListener = wlxmlListener.create(this); this.loadWlxmlDocument(wlxmlDocument); this.setupEventHandling(); @@ -66,6 +91,10 @@ var Canvas = function(wlxmlDocument) { $.extend(Canvas.prototype, Backbone.Events, { + getElementOffset: function(element) { + return element.dom.offset().top - this.wrapper.offset().top; + }, + loadWlxmlDocument: function(wlxmlDocument) { if(!wlxmlDocument) { return false; @@ -77,7 +106,12 @@ $.extend(Canvas.prototype, Backbone.Events, { }, createElement: function(wlxmlNode) { - var Factory = wlxmlNode.nodeType === Node.TEXT_NODE ? documentElement.DocumentTextElement : documentElement.DocumentNodeElement; + var Factory; + if(wlxmlNode.nodeType === Node.TEXT_NODE) { + Factory = documentElement.DocumentTextElement; + } else { + Factory = this.elementsRegister.getElement({tag: wlxmlNode.getTagName(), klass: wlxmlNode.getClass()}); + } return new Factory(wlxmlNode, this); }, @@ -103,27 +137,27 @@ $.extend(Canvas.prototype, Backbone.Events, { reloadRoot: function() { this.rootElement = this.createElement(this.wlxmlDocument.root); - this.wrapper.empty(); - this.wrapper.append(this.rootElement.dom()); + this.rootWrapper.empty(); + this.rootWrapper.append(this.rootElement.dom); }, setupEventHandling: function() { var canvas = this; - this.wrapper.on('keyup keydown keypress', function(e) { + this.rootWrapper.on('keyup keydown keypress', function(e) { keyboard.handleKey(e, canvas); }); - this.wrapper.on('mouseup', function() { + this.rootWrapper.on('mouseup', function() { canvas.triggerSelectionChanged(); }); var mouseDown; - this.wrapper.on('mousedown', '[document-node-element], [document-text-element]', function(e) { + this.rootWrapper.on('mousedown', '[document-node-element], [document-text-element]', function(e) { mouseDown = e.target; }); - this.wrapper.on('click', '[document-node-element], [document-text-element]', function(e) { + this.rootWrapper.on('click', '[document-node-element], [document-text-element]', function(e) { e.stopPropagation(); if(e.originalEvent.detail === 3) { e.preventDefault(); @@ -135,7 +169,7 @@ $.extend(Canvas.prototype, Backbone.Events, { } }); - this.wrapper.on('paste', function(e) { + this.rootWrapper.on('paste', function(e) { e.preventDefault(); var clipboardData = e.originalEvent.clipboardData; @@ -185,22 +219,15 @@ $.extend(Canvas.prototype, Backbone.Events, { }); }); var config = { attributes: false, childList: false, characterData: true, subtree: true, characterDataOldValue: true}; - observer.observe(this.wrapper[0], config); + observer.observe(this.rootWrapper[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); + var hoverHandler = function(e) { + var el = canvas.getDocumentElement(e.currentTarget), + expose = { + mouseover: true, + mouseout: false + }; if(!el) { return; } @@ -208,12 +235,15 @@ $.extend(Canvas.prototype, Backbone.Events, { if(el instanceof documentElement.DocumentTextElement) { el = el.parent(); } - el.toggleLabel(false); - }); + el.updateState({exposed:expose[e.type]}); + }; + + this.rootWrapper.on('mouseover', '[document-node-element], [document-text-element]', hoverHandler); + this.rootWrapper.on('mouseout', '[document-node-element], [document-text-element]', hoverHandler); this.eventBus.on('elementToggled', function(toggle, element) { if(!toggle) { - canvas.setCurrentElement(element.getPreviousTextElement()); + canvas.setCurrentElement(canvas.getPreviousTextElement(element)); } }); }, @@ -227,8 +257,8 @@ $.extend(Canvas.prototype, Backbone.Events, { }, toggleElementHighlight: function(node, toggle) { - var element = utils.findCanvasElement(node); - element.toggleHighlight(toggle); + var element = utils.getElementForNode(node); + element.updateState({exposed: toggle}); }, getCursor: function() { @@ -237,31 +267,63 @@ $.extend(Canvas.prototype, Backbone.Events, { getCurrentNodeElement: function() { - var htmlElement = this.wrapper.find('.current-node-element').parent()[0]; - if(htmlElement) { - return this.getDocumentElement(htmlElement); - } + return this.currentNodeElement; }, getCurrentTextElement: function() { - var htmlElement = this.wrapper.find('.current-text-element')[0]; + var htmlElement = this.rootWrapper.find('.current-text-element')[0]; if(htmlElement) { return this.getDocumentElement(htmlElement); } }, + getPreviousTextElement: function(relativeToElement, includeInvisible) { + return this.getNearestTextElement('above', relativeToElement, includeInvisible); + }, + + getNextTextElement: function(relativeToElement, includeInvisible) { + return this.getNearestTextElement('below', relativeToElement, includeInvisible); + }, + + getNearestTextElement: function(direction, relativeToElement, includeInvisible) { + includeInvisible = includeInvisible !== undefined ? includeInvisible : false; + var selector = '[document-text-element]' + (includeInvisible ? '' : ':visible'); + return this.getDocumentElement(utils.nearestInDocumentOrder(selector, direction, relativeToElement.dom[0])); + }, + contains: function(element) { - return element.dom().parents().index(this.wrapper) !== -1; + return element && element.dom && element.dom.parents().index(this.rootWrapper) !== -1; }, triggerSelectionChanged: function() { this.trigger('selectionChanged', this.getSelection()); + var s = this.getSelection(), + f = s.toDocumentFragment(); + if(f && f instanceof f.RangeFragment) { + if(this.currentNodeElement) { + this.currentNodeElement.updateState({active: false}); + this.currentNodeElement = null; + } + } }, getSelection: function() { return new Selection(this); }, + select: function(fragment) { + if(fragment instanceof this.wlxmlDocument.RangeFragment) { + this.setCurrentElement(fragment.endNode, {caretTo: fragment.endOffset}); + } else if(fragment instanceof this.wlxmlDocument.NodeFragment) { + var params = { + caretTo: fragment instanceof this.wlxmlDocument.CaretFragment ? fragment.offset : 'start' + }; + this.setCurrentElement(fragment.node, params); + } else { + logger.debug('Fragment not supported'); + } + }, + setCurrentElement: function(element, params) { if(!element) { logger.debug('Invalid element passed to setCurrentElement: ' + element); @@ -269,7 +331,7 @@ $.extend(Canvas.prototype, Backbone.Events, { } if(!(element instanceof documentElement.DocumentElement)) { - element = utils.findCanvasElement(element); + element = utils.getElementForNode(element); } if(!element || !this.contains(element)) { @@ -283,21 +345,18 @@ $.extend(Canvas.prototype, Backbone.Events, { if(byBrowser && byBrowser.parent().sameNode(nodeToLand)) { return byBrowser; } - var children = e.children(); - for(var i = 0; i < children.length; i++) { - if(children[i] instanceof documentElement.DocumentTextElement) { - return children[i]; - } - } - return null; + return e.getVerticallyFirstTextElement(); }.bind(this); var _markAsCurrent = function(element) { if(element instanceof documentElement.DocumentTextElement) { - this.wrapper.find('.current-text-element').removeClass('current-text-element'); - element.dom().addClass('current-text-element'); + this.rootWrapper.find('.current-text-element').removeClass('current-text-element'); + element.dom.addClass('current-text-element'); } else { - this.wrapper.find('.current-node-element').removeClass('current-node-element'); - element._container().addClass('current-node-element'); + if(this.currentNodeElement) { + this.currentNodeElement.updateState({active: false}); + } + element.updateState({active: true}); + this.currentNodeElement = element; } }.bind(this); @@ -309,7 +368,7 @@ $.extend(Canvas.prototype, Backbone.Events, { currentNodeElement = this.getCurrentNodeElement(); if(currentTextElement && !(currentTextElement.sameNode(textElementToLand))) { - this.wrapper.find('.current-text-element').removeClass('current-text-element'); + this.rootWrapper.find('.current-text-element').removeClass('current-text-element'); } if(textElementToLand) { @@ -329,7 +388,7 @@ $.extend(Canvas.prototype, Backbone.Events, { _moveCaretToTextElement: function(element, where) { var range = document.createRange(), - node = element.dom().contents()[0]; + node = element.dom.contents()[0]; if(typeof where !== 'number') { range.selectNodeContents(node); @@ -348,7 +407,7 @@ $.extend(Canvas.prototype, Backbone.Events, { selection.removeAllRanges(); selection.addRange(range); - this.wrapper.focus(); // FF requires this for caret to be put where range colllapses, Chrome doesn't. + this.rootWrapper.focus(); // FF requires this for caret to be put where range colllapses, Chrome doesn't. }, setCursorPosition: function(position) { @@ -357,16 +416,12 @@ $.extend(Canvas.prototype, Backbone.Events, { } }, - findCanvasElement: function(node) { - return utils.findCanvasElement(node); - }, - toggleGrid: function() { - this.wrapper.toggleClass('grid-on'); + this.rootWrapper.toggleClass('grid-on'); this.trigger('changed'); }, isGridToggled: function() { - return this.wrapper.hasClass('grid-on'); + return this.rootWrapper.hasClass('grid-on'); } }); @@ -538,7 +593,7 @@ $.extend(Cursor.prototype, { if(selection.anchorNode === selection.focusNode) { anchorFirst = selection.anchorOffset <= selection.focusOffset; } else { - anchorFirst = parent.childIndex(anchorElement) < parent.childIndex(focusElement); + anchorFirst = (parent.getFirst(anchorElement, focusElement) === anchorElement); } placeData = getPlaceData(anchorFirst); } else { @@ -558,8 +613,8 @@ $.extend(Cursor.prototype, { }); return { - fromXMLDocument: function(wlxmlDocument) { - return new Canvas(wlxmlDocument); + fromXMLDocument: function(wlxmlDocument, elements) { + return new Canvas(wlxmlDocument, elements); } };