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) {
+
+// DocumentElement represents a text or an element node from WLXML document rendered inside Canvas
+var DocumentElement = function(htmlElement, canvas) {
if(arguments.length === 0)
return;
- this.$element = $(htmlElement);
- this.wlxmlTag = this.$element.prop('tagName');
+ this.canvas = canvas;
+ this._setupDOMHandler(htmlElement);
+}
+
+var elementTypeFromParams = function(params) {
+ return params.text !== undefined ? DocumentTextElement : DocumentNodeElement;
+
};
+$.extend(DocumentElement, {
+ create: function(params, canvas) {
+ return elementTypeFromParams(params).create(params);
+ },
+
+ createDOM: function(params) {
+ return elementTypeFromParams(params).createDOM(params);
+ },
+
+ fromHTMLElement: function(htmlElement, canvas) {
+ var $element = $(htmlElement);
+ if(htmlElement.nodeType === Node.ELEMENT_NODE && $element.attr('wlxml-tag'))
+ return DocumentNodeElement.fromHTMLElement(htmlElement, canvas);
+ if($element.attr('wlxml-text') !== undefined || (htmlElement.nodeType === Node.TEXT_NODE && $element.parent().attr('wlxml-text') !== undefined))
+ return DocumentTextElement.fromHTMLElement(htmlElement, canvas);
+ return undefined;
+ }
+});
+
$.extend(DocumentElement.prototype, {
+ _setupDOMHandler: function(htmlElement) {
+ this.$element = $(htmlElement);
+ },
+ dom: function() {
+ return this.$element;
+ },
+ parent: function() {
+ var parents = this.$element.parents('[wlxml-tag]');
+ if(parents.length)
+ return DocumentElement.fromHTMLElement(parents[0], this.canvas);
+ return null;
+ },
+
+ parents: function() {
+ var parents = [],
+ parent = this.parent();
+ while(parent) {
+ parents.push(parent);
+ parent = parent.parent();
+ }
+ return parents;
+ },
+
+ sameNode: function(other) {
+ return other && (typeof other === typeof this) && other.dom()[0] === this.dom()[0];
+ },
+
+ wrapWithNodeElement: function(wlxmlNode) {
+ var wrapper = DocumentNodeElement.create({tag: wlxmlNode.tag, klass: wlxmlNode.klass});
+ this.dom().replaceWith(wrapper.dom());
+ wrapper.append(this);
+ return wrapper;
+ },
+
+ detach: function() {
+ this.dom().detach();
+ this.canvas = null;
+ },
+
+ markAsCurrent: function() {
+ this.canvas.markAsCurrent(this);
+ },
+
+ getVerticallyFirstTextElement: function() {
+ var toret;
+ this.children().some(function(child) {
+ if(!child.isVisible())
+ return false; // continue
+ if(child instanceof DocumentTextElement) {
+ toret = child;
+ return true; // break
+ } else {
+ toret = child.getVerticallyFirstTextElement();
+ if(toret)
+ return true; // break
+ }
+ });
+ return toret;
+ },
+
+ isVisible: function() {
+ return this instanceof DocumentTextElement || this.getWlxmlTag() !== 'metadata';
+ }
+});
+
+
+// DocumentNodeElement represents an element node from WLXML document rendered inside Canvas
+var DocumentNodeElement = function(htmlElement, canvas) {
+ DocumentElement.call(this, htmlElement, canvas);
+};
+
+$.extend(DocumentNodeElement, {
+ createDOM: function(params) {
+ var dom = $('<div>')
+ .attr('wlxml-tag', params.tag);
+ if(params.klass)
+ dom.attr('wlxml-class', params.klass.replace(/\./g, '-'));
+ return dom;
+ },
+
+ create: function(params, canvas) {
+ return this.fromHTMLElement(this.createDOM(params)[0]);
+ },
+
+ fromHTMLElement: function(htmlElement, canvas) {
+ return new this(htmlElement, canvas);
+ }
+});
+
+var manipulate = function(e, params, action) {
+ var element;
+ if(params instanceof DocumentElement) {
+ element = params;
+ } else {
+ element = DocumentElement.create(params);
+ }
+ e.dom()[action](element.dom());
+ return element;
+};
+
+DocumentNodeElement.prototype = new DocumentElement();
+
+$.extend(DocumentNodeElement.prototype, {
+ append: function(params) {
+ manipulate(this, params, 'append');
+ },
+ before: function(params) {
+ manipulate(this, params, 'before');
+
+ },
+ after: function(params) {
+ manipulate(this, params, 'after');
+ },
children: function() {
var toret = [];
if(this instanceof DocumentTextElement)
return toret;
- var elementContent = this.$element.contents();
+ var elementContent = this.dom().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 = DocumentElement.fromHTMLElement(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;
+ },
+ childIndex: function(child) {
+ var children = this.children(),
+ toret = null;
+ children.forEach(function(c, idx) {
+ if(c.sameNode(child)) {
+ toret = idx;
+ return false;
+ }
});
return toret;
+ },
+ getWlxmlTag: function() {
+ return this.dom().attr('wlxml-tag');
+ },
+ setWlxmlTag: function(tag) {
+ this.dom().attr('wlxml-tag', tag);
+ },
+ getWlxmlClass: function() {
+ var klass = this.dom().attr('wlxml-class');
+ if(klass)
+ return klass.replace('-', '.');
+ return undefined;
+ },
+ setWlxmlClass: function(klass) {
+ if(klass)
+ this.dom().attr('wlxml-class', klass);
+ else
+ this.dom().removeAttr('wlxml-class');
+ },
+ is: function(what) {
+ if(what === 'list' && _.contains(['list-items', 'list-items-enum'], this.dom().attr('wlxml-class')))
+ return true;
+ return false;
}
});
-var DocumentNodeElement = function(htmlElement) {
- DocumentElement.call(this, htmlElement);
-};
-var DocumentTextElement = function(htmlElement) {
- DocumentElement.call(this, htmlElement);
+// DocumentNodeElement represents a text node from WLXML document rendered inside Canvas
+var DocumentTextElement = function(htmlElement, canvas) {
+ DocumentElement.call(this, htmlElement, canvas);
};
-DocumentNodeElement.prototype = new DocumentElement();
+$.extend(DocumentTextElement, {
+ createDOM: function(params) {
+ return $('<div>')
+ .attr('wlxml-text', '')
+ .text(params.text);
+ },
+
+ create: function(params, canvas) {
+ return this.fromHTMLElement(this.createDOM(params)[0]);
+ },
+
+ fromHTMLElement: function(htmlElement, canvas) {
+ return new this(htmlElement, canvas);
+ }
+});
+
DocumentTextElement.prototype = new DocumentElement();
-var documentElementFromHTMLElement = function(htmlElement) {
- if(htmlElement.nodeType === Node.ELEMENT_NODE)
- return new DocumentNodeElement(htmlElement);
- if(htmlElement.nodeType === Node.TEXT_NODE)
- return new DocumentTextElement(htmlElement);
-}
+$.extend(DocumentTextElement.prototype, {
+ _setupDOMHandler: function(htmlElement) {
+ var $element = $(htmlElement);
+ if(htmlElement.nodeType === Node.TEXT_NODE)
+ this.$element = $element.parent();
+ else
+ this.$element = $element;
+ },
+ setText: function(text) {
+ this.dom().contents()[0].data = text;
+ },
+ getText: function() {
+ return this.dom().text();
+ },
+ after: function(params) {
+ if(params instanceof DocumentTextElement || params.text)
+ return false;
+ var element;
+ if(params instanceof DocumentNodeElement) {
+ element = params;
+ } else {
+ element = DocumentNodeElement.create(params);
+ }
+ this.dom().wrap('<div>');
+ this.dom().parent().after(element.dom());
+ this.dom().unwrap();
+ return element;
+ },
+ before: function(params) {
+ if(params instanceof DocumentTextElement || params.text)
+ return false;
+ var element;
+ if(params instanceof DocumentNodeElement) {
+ element = params;
+ } else {
+ element = DocumentNodeElement.create(params);
+ }
+ this.dom().wrap('<div>');
+ this.dom().parent().before(element.dom());
+ this.dom().unwrap();
+ return element;
+ },
+ wrapWithNodeElement: function(wlxmlNode) {
+ if(typeof wlxmlNode.start === 'number' && typeof wlxmlNode.end === 'number') {
+ return this.canvas.wrapText({
+ inside: this.parent(),
+ textNodeIdx: this.parent().childIndex(this),
+ offsetStart: Math.min(wlxmlNode.start, wlxmlNode.end),
+ offsetEnd: Math.max(wlxmlNode.start, wlxmlNode.end),
+ _with: {tag: wlxmlNode.tag, klass: wlxmlNode.klass}
+ });
+ } else {
+ return DocumentElement.prototype.wrapWithNodeElement.call(this, wlxmlNode);
+ }
+ },
+ unwrap: function() {
+ var parent = this.parent();
+ if(parent.children().length === 1) {
+ var grandParent = parent.parent();
+ if(grandParent) {
+ var grandParentChildren = grandParent.children(),
+ idx = grandParent.childIndex(parent),
+ prev = idx - 1 > -1 ? grandParentChildren[idx-1] : null,
+ next = idx + 1 < grandParentChildren.length ? grandParentChildren[idx+1] : null;
+ if(prev && next) {
+ prev.setText(prev.getText() + this.getText() + next.getText());
+ next.detach();
+ } else if (prev || next) {
+ var target = prev ? prev : next;
+ target.setText(target.getText() + this.getText());
+ } else {
+ parent.after(this);
+ }
+ } else {
+ 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);
-return {
- wrap: function(htmlElement) {
- return documentElementFromHTMLElement(htmlElement);
+ 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.detach();
+
+ var newElement = DocumentNodeElement.create({tag: parentElement.getWlxmlTag(), klass: parentElement.getWlxmlClass()}, myCanvas);
+ parentElement.after(newElement);
+
+ if(suffix.length > 0)
+ newElement.append({text: suffix});
+ succeedingChildren.forEach(function(child) {
+ newElement.append(child);
+ });
},
+});
+
+return {
DocumentElement: DocumentElement,
DocumentNodeElement: DocumentNodeElement,
DocumentTextElement: DocumentTextElement
fnp / fnpeditor.git / blobdiff