mediawiki-extensions-Visual.../modules/ve/ce/ve.ce.DomRange.js

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/*!
* VisualEditor DomRange class.
*
* @copyright 2011-2013 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/**
* DomRange.
*
* @class
* @constructor
* @param {HTMLElement} focusNode Selection focus node
* @param {number} focusOffset Selection focus offset
* @param {HTMLElement} anchorNode Selection anchor node
* @param {number} anchorOffset Selection anchor offset
*/
ve.ce.DomRange = function VeCeDomRange( focusNode, focusOffset, anchorNode, anchorOffset ) {
this.focusNode = focusNode;
this.focusOffset = focusOffset;
this.anchorNode = anchorNode;
this.anchorOffset = anchorOffset;
};
/* Static Methods */
ve.ce.DomRange.newFromDomSelection = function ( selection ) {
return new ve.ce.DomRange(
selection.focusNode, selection.focusOffset, selection.anchorNode, selection.anchorOffset
);
};
/* Methods */
/** */
ve.ce.DomRange.prototype.equals = function ( other ) {
return other &&
this.focusNode === other.focusNode &&
this.focusOffset === other.focusOffset &&
this.anchorNode === other.anchorNode &&
this.anchorOffset === other.anchorOffset;
};
/**
* @returns {ve.Range}
*/
ve.ce.DomRange.prototype.getRange = function () {
return new ve.Range(
ve.ce.getOffset( this.anchorNode, this.anchorOffset ),
ve.ce.getOffset( this.focusNode, this.focusOffset )
);
};