X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/e1e728df4cd9e96c5865fcec0762eaaf5b37a3f7..66dd6f9323a2ae14494a488bc1123b345d30f2c8:/src/editor/modules/documentCanvas/canvas/canvas.js diff --git a/src/editor/modules/documentCanvas/canvas/canvas.js b/src/editor/modules/documentCanvas/canvas/canvas.js index ff2b31e..29edbe5 100644 --- a/src/editor/modules/documentCanvas/canvas/canvas.js +++ b/src/editor/modules/documentCanvas/canvas/canvas.js @@ -9,7 +9,10 @@ define([ 'modules/documentCanvas/canvas/wlxmlListener', 'modules/documentCanvas/canvas/elementsRegister', 'modules/documentCanvas/canvas/genericElement', -], function($, _, Backbone, logging, documentElement, keyboard, utils, wlxmlListener, ElementsRegister, genericElement) { +'modules/documentCanvas/canvas/nullElement', +'modules/documentCanvas/canvas/gutter', +'libs/text!./canvas.html' +], function($, _, Backbone, logging, documentElement, keyboard, utils, wlxmlListener, ElementsRegister, genericElement, nullElement, gutter, canvasTemplate) { 'use strict'; /* global document:false, window:false, Node:false, gettext */ @@ -57,8 +60,9 @@ $.extend(TextHandler.prototype, { }); -var Canvas = function(wlxmlDocument, elements) { - this.elementsRegister = new ElementsRegister(documentElement.DocumentNodeElement); +var Canvas = function(wlxmlDocument, elements, metadata) { + this.metadata = metadata || {}; + this.elementsRegister = new ElementsRegister(documentElement.DocumentNodeElement, nullElement); elements = [ {tag: 'section', klass: null, prototype: genericElement}, @@ -72,7 +76,15 @@ var Canvas = function(wlxmlDocument, elements) { this.elementsRegister.register(elementDesc); }.bind(this)); this.eventBus = _.extend({}, Backbone.Events); - this.wrapper = $('
').addClass('canvas-wrapper').attr('contenteditable', true); + + this.dom = $(canvasTemplate); + this.rootWrapper = this.dom.find('.root-wrapper'); + + + this.gutter = gutter.create(); + this.gutterView = new gutter.GutterView(this.gutter); + this.dom.find('.view-row').append(this.gutterView.dom); + this.wlxmlListener = wlxmlListener.create(this); this.loadWlxmlDocument(wlxmlDocument); this.setupEventHandling(); @@ -81,6 +93,10 @@ var Canvas = function(wlxmlDocument, elements) { $.extend(Canvas.prototype, Backbone.Events, { + getElementOffset: function(element) { + return element.dom.offset().top - this.dom.offset().top; + }, + loadWlxmlDocument: function(wlxmlDocument) { if(!wlxmlDocument) { return false; @@ -122,28 +138,30 @@ $.extend(Canvas.prototype, Backbone.Events, { }, reloadRoot: function() { + if(this.rootElement) { + this.rootElement.detach(); + } this.rootElement = this.createElement(this.wlxmlDocument.root); - this.wrapper.empty(); - this.wrapper.append(this.rootElement.dom); + 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(); @@ -155,7 +173,7 @@ $.extend(Canvas.prototype, Backbone.Events, { } }); - this.wrapper.on('paste', function(e) { + this.rootWrapper.on('paste', function(e) { e.preventDefault(); var clipboardData = e.originalEvent.clipboardData; @@ -182,7 +200,7 @@ $.extend(Canvas.prototype, Backbone.Events, { /* globals MutationObserver */ var observer = new MutationObserver(function(mutations) { mutations.forEach(function(mutation) { - if(documentElement.DocumentTextElement.isContentContainer(mutation.target)) { + if(canvas.dom[0].contains(mutation.target) && documentElement.DocumentTextElement.isContentContainer(mutation.target)) { observer.disconnect(); if(mutation.target.data === '') { mutation.target.data = utils.unicode.ZWS; @@ -191,7 +209,7 @@ $.extend(Canvas.prototype, Backbone.Events, { mutation.target.data = mutation.target.data.replace(utils.unicode.ZWS, ''); canvas._moveCaretToTextElement(canvas.getDocumentElement(mutation.target), 'end'); } - observer.observe(canvas.wrapper[0], config); + observer.observe(canvas.dom[0], config); var textElement = canvas.getDocumentElement(mutation.target), toSet = mutation.target.data !== utils.unicode.ZWS ? mutation.target.data : ''; @@ -205,11 +223,15 @@ $.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); + var hoverHandler = function(e) { + var el = canvas.getDocumentElement(e.currentTarget), + expose = { + mouseover: true, + mouseout: false + }; if(!el) { return; } @@ -217,19 +239,11 @@ $.extend(Canvas.prototype, Backbone.Events, { 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); - }); + 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) { @@ -239,7 +253,7 @@ $.extend(Canvas.prototype, Backbone.Events, { }, view: function() { - return this.wrapper; + return this.dom; }, doc: function() { @@ -248,7 +262,7 @@ $.extend(Canvas.prototype, Backbone.Events, { toggleElementHighlight: function(node, toggle) { var element = utils.getElementForNode(node); - element.toggleHighlight(toggle); + element.updateState({exposed: toggle}); }, getCursor: function() { @@ -257,14 +271,11 @@ $.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); } @@ -285,17 +296,38 @@ $.extend(Canvas.prototype, Backbone.Events, { }, 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); @@ -317,15 +349,18 @@ $.extend(Canvas.prototype, Backbone.Events, { if(byBrowser && byBrowser.parent().sameNode(nodeToLand)) { return byBrowser; } - return e.getVerticallyFirstTextElement(); + return _.isFunction(e.getVerticallyFirstTextElement) ? e.getVerticallyFirstTextElement({considerChildren: false}) : null; }.bind(this); var _markAsCurrent = function(element) { if(element instanceof documentElement.DocumentTextElement) { - this.wrapper.find('.current-text-element').removeClass('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); @@ -337,7 +372,7 @@ $.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) { @@ -376,21 +411,13 @@ $.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) { if(position.element) { this._moveCaretToTextElement(position.element, position.offset); } - }, - - toggleGrid: function() { - this.wrapper.toggleClass('grid-on'); - this.trigger('changed'); - }, - isGridToggled: function() { - return this.wrapper.hasClass('grid-on'); } }); @@ -430,6 +457,9 @@ $.extend(Selection.prototype, { return doc.createFragment(doc.CaretFragment, {node: anchorNode, offset: this.nativeSelection.anchorOffset}); } if(this.type === 'textSelection') { + if(!anchorNode || !focusNode) { + return; + } if(anchorNode.isSiblingOf(focusNode)) { return doc.createFragment(doc.TextRangeFragment, { node1: anchorNode, @@ -582,8 +612,8 @@ $.extend(Cursor.prototype, { }); return { - fromXMLDocument: function(wlxmlDocument, elements) { - return new Canvas(wlxmlDocument, elements); + fromXMLDocument: function(wlxmlDocument, elements, metadata) { + return new Canvas(wlxmlDocument, elements, metadata); } };