1 /**
  2  * Copyright (C) 2012 KO GmbH <copyright@kogmbh.com>
  3  *
  4  * @licstart
  5  * This file is part of WebODF.
  6  *
  7  * WebODF is free software: you can redistribute it and/or modify it
  8  * under the terms of the GNU Affero General Public License (GNU AGPL)
  9  * as published by the Free Software Foundation, either version 3 of
 10  * the License, or (at your option) any later version.
 11  *
 12  * WebODF is distributed in the hope that it will be useful, but
 13  * WITHOUT ANY WARRANTY; without even the implied warranty of
 14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 15  * GNU Affero General Public License for more details.
 16  *
 17  * You should have received a copy of the GNU Affero General Public License
 18  * along with WebODF.  If not, see <http://www.gnu.org/licenses/>.
 19  * @licend
 20  *
 21  * @source: http://www.webodf.org/
 22  * @source: https://github.com/kogmbh/WebODF/
 23  */
 24 
 25 /*global core*/
 26 /*jslint plusplus: true, bitwise: true */
 27 
 28 /**
 29  * @constructor
 30  * @param {!Uint8Array} data
 31  */
 32 core.ByteArray = function ByteArray(data) {
 33     "use strict";
 34     /**
 35      * @type {!number}
 36      */
 37     this.pos = 0;
 38     /**
 39      * @type {!Uint8Array}
 40      */
 41     this.data = data;
 42     /**
 43      * @return {number}
 44      */
 45     this.readUInt32LE = function () {
 46         this.pos += 4;
 47         var d = this.data,
 48             pos = this.pos;
 49         return (d[--pos] << 24) |
 50             (d[--pos] << 16) |
 51             (d[--pos] <<  8) |
 52             d[--pos];
 53     };
 54     /**
 55      * @return {number}
 56      */
 57     this.readUInt16LE = function () {
 58         this.pos += 2;
 59         var d = this.data,
 60             pos = this.pos;
 61         return (d[--pos] << 8) | d[--pos];
 62     };
 63 };
 64