chrome/browser/resources/print_preview/data/size.js

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 cr.define('print_preview', function() {
   6   'use strict';
   7
   8   /**
   9    * Immutable two-dimensional size.
  10    * @param {number} width Width of the size.
  11    * @param {number} height Height of the size.
  12    * @constructor
  13    */
  14   function Size(width, height) {
  15     /**
  16      * Width of the size.
  17      * @type {number}
  18      * @private
  19      */
  20     this.width_ = width;
  21
  22     /**
  23      * Height of the size.
  24      * @type {number}
  25      * @private
  26      */
  27     this.height_ = height;
  28   };
  29
  30   Size.prototype = {
  31     /** @return {number} Width of the size. */
  32     get width() {
  33       return this.width_;
  34     },
  35
  36     /** @return {number} Height of the size. */
  37     get height() {
  38       return this.height_;
  39     },
  40
  41     /**
  42      * @param {print_preview.Size} other Other size object to compare against.
  43      * @return {boolean} Whether this size object is equal to another.
  44      */
  45     equals: function(other) {
  46       return other != null &&
  47           this.width_ == other.width_ &&
  48           this.height_ == other.height_;
  49     }
  50   };
  51
  52   // Export
  53   return {
  54     Size: Size
  55   };
  56 });