<!DOCTYPE html>
<!--
Copyright 2015 The Chromium Authors. All rights reserved.
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->

<link rel="import" href="/tracing/base/base.html">

<script>
'use strict';

tr.exportTo('tr.b.units', function() {
  /**
   * Wrapper around a float that represents a power measurement in Watts.
   */
  function PowerInWatts(numWatts) {
    this.numWatts_ = numWatts;
  };

  PowerInWatts.prototype = {
    toString: function() {
      return PowerInWatts.format(this.numWatts_);
    }
  };

  PowerInWatts.format = function(numWatts) {
    return (numWatts * 1000.0)
        .toLocaleString(undefined, { minimumFractionDigits: 3 }) + ' mW';
  };

  return {
    PowerInWatts: PowerInWatts
  };
});
</script>