X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/0bea7025f60aa5cc2ed89eed72da0d616f3574ef..d8c1b8422ef879e737e05f60f7ac401af31b6049:/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 af1ed28..f7edfa5 100644 --- a/src/editor/modules/documentCanvas/canvas/canvas.js +++ b/src/editor/modules/documentCanvas/canvas/canvas.js @@ -3,13 +3,14 @@ define([ 'libs/underscore', 'libs/backbone', 'fnpjs/logging/logging', -'wlxml/wlxml', 'modules/documentCanvas/canvas/documentElement', 'modules/documentCanvas/canvas/keyboard', 'modules/documentCanvas/canvas/utils', 'modules/documentCanvas/canvas/wlxmlListener', -'modules/documentCanvas/canvas/genericElement' -], function($, _, Backbone, logging, wlxml, documentElement, keyboard, utils, wlxmlListener, genericElement) { +'modules/documentCanvas/canvas/elementsRegister', +'modules/documentCanvas/canvas/genericElement', +'modules/documentCanvas/canvas/nullElement', +], function($, _, Backbone, logging, documentElement, keyboard, utils, wlxmlListener, ElementsRegister, genericElement, nullElement) { 'use strict'; /* global document:false, window:false, Node:false, gettext */ @@ -56,48 +57,20 @@ $.extend(TextHandler.prototype, { }); -var ElementsRegister = function() { - this._register = { - '': ElementsRegister.createCanvasElementType(genericElement, documentElement.DocumentNodeElement) - }; - -} -_.extend(ElementsRegister, { - createCanvasElementType: function(elementPrototype, inheritFrom) { - var Constructor = function() { - if(!this.super) { - this.super = inheritFrom.prototype; - } - inheritFrom.apply(this, Array.prototype.slice.call(arguments, 0)); - - }; - Constructor.prototype = Object.create(inheritFrom.prototype); - _.extend(Constructor.prototype, elementPrototype); - return Constructor; - } -}); -_.extend(ElementsRegister.prototype, { - register: function(klass, elementPrototype) { - this._register[klass] = ElementsRegister.createCanvasElementType(elementPrototype, this.getFactoryFor('')); - }, - getFactoryFor: function(klass) { - var Factory; - wlxml.getClassHierarchy(klass).reverse().some(function(klass) { - Factory = this._register[klass]; - if(Factory) { - return true; - } - }.bind(this)); - return Factory; - } -}); - - var Canvas = function(wlxmlDocument, elements) { - this.elementsRegister = new ElementsRegister(); - (elements || []).forEach(function(elementDesc) { - this.elementsRegister.register(elementDesc.klass, elementDesc.element); + 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); @@ -122,12 +95,9 @@ $.extend(Canvas.prototype, Backbone.Events, { createElement: function(wlxmlNode) { var Factory; if(wlxmlNode.nodeType === Node.TEXT_NODE) { - Factory = documentElement.DocumentTextElement + Factory = documentElement.DocumentTextElement; } else { - if(wlxmlNode.getClass() === 'p') { - // debugger; - } - Factory = this.elementsRegister.getFactoryFor(wlxmlNode.getClass()); + Factory = this.elementsRegister.getElement({tag: wlxmlNode.getTagName(), klass: wlxmlNode.getClass()}); } return new Factory(wlxmlNode, this); }, @@ -155,7 +125,7 @@ $.extend(Canvas.prototype, Backbone.Events, { reloadRoot: function() { this.rootElement = this.createElement(this.wlxmlDocument.root); this.wrapper.empty(); - this.wrapper.append(this.rootElement.dom()); + this.wrapper.append(this.rootElement.dom); }, setupEventHandling: function() { @@ -239,19 +209,12 @@ $.extend(Canvas.prototype, Backbone.Events, { observer.observe(this.wrapper[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; } @@ -259,12 +222,15 @@ $.extend(Canvas.prototype, Backbone.Events, { if(el instanceof documentElement.DocumentTextElement) { el = el.parent(); } - el.toggleLabel(false); - }); + el.updateState({exposed:expose[e.type]}); + }; + + this.wrapper.on('mouseover', '[document-node-element], [document-text-element]', hoverHandler); + this.wrapper.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)); } }); }, @@ -278,8 +244,8 @@ $.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() { @@ -288,10 +254,7 @@ $.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() { @@ -301,18 +264,53 @@ $.extend(Canvas.prototype, Backbone.Events, { } }, + 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.wrapper) !== -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); @@ -320,7 +318,7 @@ $.extend(Canvas.prototype, Backbone.Events, { } if(!(element instanceof documentElement.DocumentElement)) { - element = utils.findCanvasElement(element); + element = utils.getElementForNode(element); } if(!element || !this.contains(element)) { @@ -334,21 +332,18 @@ $.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'); + 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); @@ -380,7 +375,7 @@ $.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); @@ -408,10 +403,6 @@ $.extend(Canvas.prototype, Backbone.Events, { } }, - findCanvasElement: function(node) { - return utils.findCanvasElement(node); - }, - toggleGrid: function() { this.wrapper.toggleClass('grid-on'); this.trigger('changed'); @@ -589,7 +580,7 @@ $.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 {