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      1 <!DOCTYPE HTML>
      2 <html>
      3 <!--
      4 Copyright (c) 2012 The Chromium Authors. All rights reserved.
      5 Use of this source code is governed by a BSD-style license that can be
      6 found in the LICENSE file.
      7 -->
      8 <head i18n-values="dir:textdirection;">
      9 <title>Track tests</title>
     10 <style>
     11 .container {
     12   border: 1px solid red;
     13 }
     14 </style>
     15 <script src="/src/base.js"></script>
     16 <script>
     17   base.require('unittest');
     18   base.require('test_utils');
     19   base.require('timeline_viewport');
     20   base.require('tracks.ruler_track');
     21 </script>
     22 </head>
     23 <body>
     24 <script>
     25   'use strict';
     26 
     27   var Viewport = tracing.TimelineViewport;
     28   var RulerTrack = tracing.tracks.RulerTrack;
     29 
     30   function testViewport() {
     31     var testEl = this.addHTMLOutput();
     32 
     33     var track = RulerTrack();
     34     testEl.appendChild(track);
     35     track.viewport = new Viewport(testEl);
     36     track.viewport.setPanAndScale(0,
     37         track.clientWidth / 1000);
     38   }
     39 </script>
     40 </body>
     41 </html>
     42