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/**
* @license Copyright (c) 2003-2013, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.html or http://ckeditor.com/license
*/
'use strict';
(function() {
/**
* A lightweight representation of HTML node.
*
* @since 4.1
* @class
* @constructor Creates a node class instance.
*/
CKEDITOR.htmlParser.node = function() {};
CKEDITOR.htmlParser.node.prototype = {
/**
* Remove this node from a tree.
*
* @since 4.1
*/
remove: function() {
var children = this.parent.children,
index = CKEDITOR.tools.indexOf( children, this ),
previous = this.previous,
next = this.next;
previous && ( previous.next = next );
next && ( next.previous = previous );
children.splice( index, 1 );
this.parent = null;
},
/**
* Replace this node with given one.
*
* @since 4.1
* @param {CKEDITOR.htmlParser.node} node The node that will replace this one.
*/
replaceWith: function( node ) {
var children = this.parent.children,
index = CKEDITOR.tools.indexOf( children, this ),
previous = node.previous = this.previous,
next = node.next = this.next;
previous && ( previous.next = node );
next && ( next.previous = node );
children[ index ] = node;
node.parent = this.parent;
this.parent = null;
},
/**
* Insert this node after given one.
*
* @since 4.1
* @param {CKEDITOR.htmlParser.node} node The node that will precede this element.
*/
insertAfter: function( node ) {
var children = node.parent.children,
index = CKEDITOR.tools.indexOf( children, node ),
next = node.next;
children.splice( index + 1, 0, this );
this.next = node.next;
this.previous = node;
node.next = this;
next && ( next.previous = this );
this.parent = node.parent;
},
/**
* Insert this node before given one.
*
* @since 4.1
* @param {CKEDITOR.htmlParser.node} node The node that will follow this element.
*/
insertBefore: function( node ) {
var children = node.parent.children,
index = CKEDITOR.tools.indexOf( children, node );
children.splice( index, 0, this );
this.next = node;
this.previous = node.previous;
node.previous && ( node.previous.next = this );
node.previous = this;
this.parent = node.parent;
}
};
})();
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