X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/fe31e3a7385bf539772d927a1dd3d9cc8ef47f0d..d8865b93d11a624bd55e55d2a9e92ad6c4bacde5:/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 744ec48..5cfc015 100644 --- a/src/editor/modules/documentCanvas/canvas/canvas.js +++ b/src/editor/modules/documentCanvas/canvas/canvas.js @@ -2,15 +2,17 @@ define([ 'libs/jquery', 'libs/underscore', 'libs/backbone', +'fnpjs/logging/logging', 'modules/documentCanvas/canvas/documentElement', 'modules/documentCanvas/canvas/keyboard', 'modules/documentCanvas/canvas/utils', 'modules/documentCanvas/canvas/wlxmlListener' -], function($, _, Backbone, documentElement, keyboard, utils, wlxmlListener) { +], function($, _, Backbone, logging, documentElement, keyboard, utils, wlxmlListener) { 'use strict'; /* global document:false, window:false, Node:false */ +var logger = logging.getLogger('canvas'); var TextHandler = function(canvas) {this.canvas = canvas; this.buffer = null;}; $.extend(TextHandler.prototype, { @@ -69,18 +71,35 @@ $.extend(Canvas.prototype, { this.reloadRoot(); }, - reloadRoot: function() { - var canvasDOM = this.generateCanvasDOM(this.wlxmlDocument.root); - //var canvasDOM = this.wlxmlDocument.root.getData('canvasElement') ? this.wlxmlDocument.root.getData('canvasElement').dom() : this.generateCanvasDOM(this.wlxmlDocument.root); + createElement: function(wlxmlNode) { + var Factory = wlxmlNode.nodeType === Node.TEXT_NODE ? documentElement.DocumentTextElement : documentElement.DocumentNodeElement; + return new Factory(wlxmlNode, this); + }, - this.wrapper.empty(); - this.wrapper.append(canvasDOM); - this.d = this.wrapper.children(0); + getDocumentElement: function(htmlElement) { + /* globals HTMLElement, Text */ + if(!htmlElement || !(htmlElement instanceof HTMLElement || htmlElement instanceof Text)) { + return null; + } + var $element = $(htmlElement); + if(htmlElement.nodeType === Node.ELEMENT_NODE && $element.attr('document-node-element') !== undefined) { + return $element.data('canvas-element'); + } + + if(htmlElement.nodeType === Node.TEXT_NODE && $element.parent().attr('document-text-element') !== undefined) { + $element = $element.parent(); + } + + if($element.attr('document-text-element') !== undefined || (htmlElement.nodeType === Node.TEXT_NODE && $element.parent().attr('document-text-element') !== undefined)) { + //return DocumentTextElement.fromHTMLElement(htmlElement, canvas); + return $element.data('canvas-element'); + } }, - generateCanvasDOM: function(wlxmlNode) { - var element = documentElement.DocumentNodeElement.create(wlxmlNode, this); - return element.dom(); + reloadRoot: function() { + this.rootElement = this.createElement(this.wlxmlDocument.root); + this.wrapper.empty(); + this.wrapper.append(this.rootElement.dom()); }, setupEventHandling: function() { @@ -89,11 +108,46 @@ $.extend(Canvas.prototype, { keyboard.handleKey(e, this); }.bind(this)); + var mouseDown; + this.wrapper.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) { e.stopPropagation(); - canvas.setCurrentElement(canvas.getDocumentElement(e.currentTarget), {caretTo: false}); + if(e.originalEvent.detail === 3) { + e.preventDefault(); + canvas._moveCaretToTextElement(canvas.getDocumentElement(e.currentTarget), 'whole'); + } else { + if(mouseDown === e.target) { + canvas.setCurrentElement(canvas.getDocumentElement(e.currentTarget), {caretTo: false}); + } + } }); + this.wrapper.on('paste', function(e) { + e.preventDefault(); + + var clipboardData = e.originalEvent.clipboardData; + if(!clipboardData || !clipboardData.getData) { + return; // TODO: alert + } + + var text = clipboardData.getData('text/plain').replace(/\r?\n|\r/g, ' '), + cursor = canvas.getCursor(), + element = cursor.getPosition().element, + lhs, rhs; + + if(element && cursor.isWithinElement()) { + lhs = element.getText().substr(0, cursor.getSelectionStart().offset); + rhs = element.getText().substr(cursor.getSelectionEnd().offset); + element.setText(lhs+text+rhs); + canvas.setCurrentElement(element, {caretTo: lhs.length + text.length}); + } else { + /* jshint noempty:false */ + // TODO: alert + } + }); /* globals MutationObserver */ var observer = new MutationObserver(function(mutations) { @@ -108,15 +162,14 @@ $.extend(Canvas.prototype, { canvas._moveCaretToTextElement(canvas.getDocumentElement(mutation.target), 'end'); } observer.observe(canvas.wrapper[0], config); - canvas.publisher('contentChanged'); var textElement = canvas.getDocumentElement(mutation.target), toSet = mutation.target.data !== utils.unicode.ZWS ? mutation.target.data : ''; //textElement.data('wlxmlNode').setText(toSet); //textElement.data('wlxmlNode').document.transform('setText', {node: textElement.data('wlxmlNode'), text: toSet}); - if(textElement.data('wlxmlNode').getText() !== toSet) { - canvas.textHandler.handle(textElement.data('wlxmlNode'), toSet); + if(textElement.wlxmlNode.getText() !== toSet) { + canvas.textHandler.handle(textElement.wlxmlNode, toSet); } } }); @@ -160,10 +213,7 @@ $.extend(Canvas.prototype, { }, doc: function() { - if(this.d === null) { - return null; - } - return documentElement.DocumentNodeElement.fromHTMLElement(this.d.get(0), this); //{wlxmlTag: this.d.prop('tagName')}; + return this.rootElement; }, toggleElementHighlight: function(node, toggle) { @@ -171,36 +221,39 @@ $.extend(Canvas.prototype, { element.toggleHighlight(toggle); }, - createNodeElement: function(params) { - return documentElement.DocumentNodeElement.create(params, this); - }, - - getDocumentElement: function(from) { - /* globals HTMLElement, Text */ - if(from instanceof HTMLElement || from instanceof Text) { - return documentElement.DocumentElement.fromHTMLElement(from, this); - } - }, getCursor: function() { return new Cursor(this); }, getCurrentNodeElement: function() { - return this.getDocumentElement(this.wrapper.find('.current-node-element').parent()[0]); + var htmlElement = this.wrapper.find('.current-node-element').parent()[0]; + if(htmlElement) { + return this.getDocumentElement(htmlElement); + } }, getCurrentTextElement: function() { - return this.getDocumentElement(this.wrapper.find('.current-text-element')[0]); + var htmlElement = this.wrapper.find('.current-text-element')[0]; + if(htmlElement) { + return this.getDocumentElement(htmlElement); + } }, - + contains: function(element) { + return element.dom().parents().index(this.wrapper) !== -1; + }, setCurrentElement: function(element, params) { if(!(element instanceof documentElement.DocumentElement)) { element = utils.findCanvasElement(element); } + if(!element || !this.contains(element)) { + logger.warning('Cannot set current element: element doesn\'t exist on canvas'); + return; + } + params = _.extend({caretTo: 'end'}, params); var findFirstDirectTextChild = function(e, nodeToLand) { var byBrowser = this.getCursor().getPosition().element; @@ -222,7 +275,6 @@ $.extend(Canvas.prototype, { } else { this.wrapper.find('.current-node-element').removeClass('current-node-element'); element._container().addClass('current-node-element'); - this.publisher('currentElementChanged', element); } }.bind(this); @@ -243,7 +295,7 @@ $.extend(Canvas.prototype, { this._moveCaretToTextElement(textElementToLand, params.caretTo); // as method on element? } if(!(textElementToLand.sameNode(currentTextElement))) { - this.publisher('currentTextElementSet', textElementToLand.data('wlxmlNode')); + this.publisher('currentTextElementSet', textElementToLand.wlxmlNode); } } else { document.getSelection().removeAllRanges(); @@ -252,7 +304,7 @@ $.extend(Canvas.prototype, { if(!(currentNodeElement && currentNodeElement.sameNode(nodeElementToLand))) { _markAsCurrent(nodeElementToLand); - this.publisher('currentNodeElementSet', nodeElementToLand.data('wlxmlNode')); + this.publisher('currentNodeElementSet', nodeElementToLand.wlxmlNode); } }, @@ -266,12 +318,13 @@ $.extend(Canvas.prototype, { range.setStart(node, where); } - var collapseArg = true; - if(where === 'end') { - collapseArg = false; + if(where !== 'whole') { + var collapseArg = true; + if(where === 'end') { + collapseArg = false; + } + range.collapse(collapseArg); } - range.collapse(collapseArg); - var selection = document.getSelection(); selection.removeAllRanges(); @@ -299,6 +352,9 @@ $.extend(Cursor.prototype, { isSelectingWithinElement: function() { return this.isSelecting() && this.getSelectionStart().element.sameNode(this.getSelectionEnd().element); }, + isWithinElement: function() { + return !this.isSelecting() || this.isSelectingWithinElement(); + }, isSelectingSiblings: function() { return this.isSelecting() && this.getSelectionStart().element.parent().sameNode(this.getSelectionEnd().element.parent()); }, @@ -331,16 +387,16 @@ $.extend(Cursor.prototype, { return { element: anchorElement, offset: selection.anchorOffset, - offsetAtBeginning: selection.anchorOffset === 0, - offsetAtEnd: selection.anchorNode.data.length === selection.anchorOffset + offsetAtBeginning: selection.anchorOffset === 0 || anchorElement.getText() === '', + offsetAtEnd: selection.anchorNode.data.length === selection.anchorOffset || anchorElement.getText() === '' }; } if(which === 'focus') { return { element: focusElement, offset: selection.focusOffset, - offsetAtBeginning: selection.focusOffset === 0, - offsetAtEnd: selection.focusNode.data.length === selection.focusOffset + offsetAtBeginning: selection.focusOffset === 0 || focusElement.getText() === '', + offsetAtEnd: selection.focusNode.data.length === selection.focusOffset || focusElement.getText() === '', }; } @@ -388,8 +444,8 @@ $.extend(Cursor.prototype, { return { element: placeData.element, offset: placeData.offset, - offsetAtBeginning: placeData.offset === 0, - offsetAtEnd: nodeLen === placeData.offset + offsetAtBeginning: placeData.offset === 0 || focusElement.getText() === '', + offsetAtEnd: nodeLen === placeData.offset || focusElement.getText() === '' }; } });