X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/20ce93fdd697712c5b085145d85db9bb1b632f58..1dcfdcafd9fd0ff3af5dc39619a3a953f4377a11:/modules/documentCanvas/canvas/documentElement.js?ds=sidebyside diff --git a/modules/documentCanvas/canvas/documentElement.js b/modules/documentCanvas/canvas/documentElement.js index 3f6a208..89e98a2 100644 --- a/modules/documentCanvas/canvas/documentElement.js +++ b/modules/documentCanvas/canvas/documentElement.js @@ -1,18 +1,25 @@ define([ -'libs/jquery-1.9.1.min' -], function($) { +'libs/jquery-1.9.1.min', +'libs/underscore-min' +], function($, _) { 'use strict'; + // DocumentElement represents a node from WLXML document rendered inside Canvas -var DocumentElement = function(htmlElement) { +var DocumentElement = function(htmlElement, canvas) { if(arguments.length === 0) return; + this.canvas = canvas; this.$element = $(htmlElement); - this.wlxmlTag = this.$element.prop('tagName'); -}; + + this.wlxmlTag = this.$element.attr('wlxml-tag'); +} $.extend(DocumentElement.prototype, { + dom: function() { + return this.$element; + }, children: function() { var toret = []; if(this instanceof DocumentTextElement) @@ -20,20 +27,21 @@ $.extend(DocumentElement.prototype, { var elementContent = this.$element.contents(); + var element = this; elementContent.each(function(idx) { - var element = documentElementFromHTMLElement(this); - if(idx === 0 && elementContent.length > 1 && elementContent[1].nodeType === Node.ELEMENT_NODE && (element instanceof DocumentTextElement) && $.trim($(this).text()) === '') + var childElement = documentElementFromHTMLElement(this, element.canvas); + if(idx === 0 && elementContent.length > 1 && elementContent[1].nodeType === Node.ELEMENT_NODE && (childElement instanceof DocumentTextElement) && $.trim($(this).text()) === '') return true; - if(idx > 0 && element instanceof DocumentTextElement) { + if(idx > 0 && childElement instanceof DocumentTextElement) { if(toret[toret.length-1] instanceof DocumentNodeElement && $.trim($(this).text()) === '') return true; } - toret.push(element); + toret.push(childElement); }); return toret; }, parent: function() { - return documentElementFromHTMLElement(this.$element.parent()[0]); + return documentElementFromHTMLElement(this.$element.parent()[0], this.canvas); }, sameNode: function(other) { @@ -41,49 +49,207 @@ $.extend(DocumentElement.prototype, { }, wrapWithNodeElement: function(wlxmlNode) { - this.$element.wrap($('<' + wlxmlNode.tag + ' class="' + wlxmlNode.klass + '"">')[0]); - return documentElementFromHTMLElement(this.$element.parent().get(0)); + var wrapper = DocumentNodeElement.create({tag: wlxmlNode.tag, klass: wlxmlNode.klass}); + this.$element.replaceWith(wrapper.dom()); + wrapper.append(this); + return wrapper; + }, + + childIndex: function(child) { + var children = this.children(), + toret = null; + children.forEach(function(c, idx) { + if(c.sameNode(child)) { + toret = idx; + return false; + } + }); + return toret; + }, + + detach: function() { + this.$element.detach(); + this.canvas = null; } }); -var DocumentNodeElement = function(htmlElement) { - DocumentElement.call(this, htmlElement); + +var DocumentNodeElement = function(htmlElement, canvas) { + DocumentElement.call(this, htmlElement, canvas); }; -var DocumentTextElement = function(htmlElement) { - DocumentElement.call(this, htmlElement); +var DocumentTextElement = function(htmlElement, canvas) { + DocumentElement.call(this, htmlElement, canvas); }; DocumentNodeElement.prototype = new DocumentElement(); DocumentTextElement.prototype = new DocumentElement(); +var manipulate = function(e, params, action) { + var dom; + if(params instanceof DocumentElement) { + dom = params.dom() + } else { + dom = DocumentNodeElement.createDOM(params); + } + e.$element[action](dom); + return documentElementFromHTMLElement(dom); +}; + $.extend(DocumentNodeElement.prototype, { append: function(params) { - var to_append = $('<' + params.tag + '>'); - if(params.klass) - to_append.attr('class', params.klass); - this.$element.append(to_append); - return documentElementFromHTMLElement(to_append); + manipulate(this, params, 'append'); + }, + before: function(params) { + manipulate(this, params, 'before'); + }, after: function(params) { - var to_append = $('<' + params.tag + '>'); + manipulate(this, params, 'after'); + }, + getWlxmlTag: function() { + return this.$element.attr('wlxml-tag'); + }, + setWlxmlTag: function(tag) { + this.$element.attr('wlxml-tag', tag); + }, + getWlxmlClass: function() { + var klass = this.$element.attr('wlxml-class'); + if(klass) + return klass.replace('-', '.'); + return undefined; + }, + setWlxmlClass: function(klass) { + if(klass) + this.$element.attr('wlxml-class', klass); + else + this.$element.removeAttr('wlxml-class'); + }, + is: function(what) { + if(what === 'list' && _.contains(['list-items', 'list-items-enum'], this.$element.attr('wlxml-class'))) + return true; + return false; + } +}); + +DocumentNodeElement.createDOM = function(params) { + var dom; + if(params.text) { + dom = $(document.createTextNode(params.text)); + } else { + dom = $('
').attr('wlxml-tag', params.tag); if(params.klass) - to_append.attr('class', params.klass); - this.$element.after(to_append); - return documentElementFromHTMLElement(to_append); + dom.attr('wlxml-class', params.klass); } -}) + return dom; +}; + + +DocumentNodeElement.create = function(params, canvas) { + return documentElementFromHTMLElement(DocumentNodeElement.createDOM(params)[0]); +}; + -var documentElementFromHTMLElement = function(htmlElement) { +$.extend(DocumentTextElement.prototype, { + setText: function(text) { + this.$element[0].data = text; + }, + getText: function() { + return this.$element.text(); + }, + after: function(params) { + if(params instanceof DocumentTextElement || params.text) + return false; + var dom; + if(params instanceof DocumentNodeElement) { + dom = params.dom(); + } else { + dom = DocumentNodeElement.createDOM(params); + } + this.$element.wrap('
'); + this.$element.parent().after(dom[0]); + this.$element.unwrap(); + return documentElementFromHTMLElement(dom[0]); + }, + before: function(params) { + if(params instanceof DocumentTextElement || params.text) + return false; + var dom; + if(params instanceof DocumentNodeElement) { + dom = params.dom(); + } else { + dom = DocumentNodeElement.createDOM(params); + } + this.$element.wrap('
'); + this.$element.parent().before(dom[0]); + this.$element.unwrap(); + return documentElementFromHTMLElement(dom[0]); + }, + wrapWithNodeElement: function(wlxmlNode) { + if(wlxmlNode.start && wlxmlNode.end) { + return this.canvas.wrapText({ + inside: this.parent(), + textNodeIdx: this.parent().childIndex(this), + offsetStart: wlxmlNode.start, + offsetEnd: wlxmlNode.end, + _with: {tag: wlxmlNode.tag, klass: wlxmlNode.klass} + }); + } else { + return DocumentElement.prototype.wrapWithNodeElement.call(this, wlxmlNode); + } + }, + unwrap: function() { + if(this.parent().children().length === 1) { + var parent = this.parent(); + parent.after(this); + parent.detach(); + } + }, + split: function(params) { + var parentElement = this.parent(), + myIdx = parentElement.childIndex(this), + myCanvas = this.canvas, + passed = false, + succeedingChildren = [], + thisElement = this, + prefix = this.getText().substr(0, params.offset), + suffix = this.getText().substr(params.offset); + + parentElement.children().forEach(function(child) { + if(passed) + succeedingChildren.push(child); + if(child.sameNode(thisElement)) + passed = true; + }); + + if(prefix.length > 0) + this.setText(prefix); + else + this.remove(); + + var newElement = DocumentNodeElement.create({tag: parentElement.wlxmlTag, klass: parentElement.wlxmlClass}, myCanvas); + parentElement.after(newElement); + + if(suffix.length > 0) + newElement.append({text: suffix}); + succeedingChildren.forEach(function(child) { + newElement.append(child); + }); + } +}); + +var documentElementFromHTMLElement = function(htmlElement, canvas) { + // if(!canvas) + // throw 'no canvas specified'; if(htmlElement.nodeType === Node.ELEMENT_NODE) - return new DocumentNodeElement(htmlElement); + return new DocumentNodeElement(htmlElement, canvas); if(htmlElement.nodeType === Node.TEXT_NODE) - return new DocumentTextElement(htmlElement); -} + return new DocumentTextElement(htmlElement, canvas); +}; return { - wrap: function(htmlElement) { - return documentElementFromHTMLElement(htmlElement); + wrap: function(htmlElement, canvas) { + return documentElementFromHTMLElement(htmlElement, canvas); }, DocumentElement: DocumentElement, DocumentNodeElement: DocumentNodeElement,