WebCore/manual-tests/no-repaint-after-wake-from-sleep.html
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     1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Strict//EN"
       
     2   "http://www.w3.org/TR/html4/strict.dtd">
       
     3 <html>
       
     4   <head>
       
     5     <title>Test for Bug 39139</title>
       
     6     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
       
     7     <meta name="viewport" content="initial-scale=0.60, minimum-scale=0.60, maximum-scale=0.60">
       
     8     <style type="text/css">
       
     9 
       
    10       body {
       
    11         font-family: 'Lucida Grande', Verdana, Arial;
       
    12         font-size: 12px;
       
    13       }
       
    14 
       
    15       #stage {
       
    16         margin: 150px auto;
       
    17         width: 600px;
       
    18         height: 400px;
       
    19         /*
       
    20         
       
    21         Setting the perspective of the contents of the stage
       
    22         but not the stage itself
       
    23         
       
    24         */
       
    25         -webkit-perspective: 800;
       
    26       }
       
    27 
       
    28       #rotate {
       
    29         margin: 0 auto;
       
    30         width: 600px;
       
    31         height: 400px;
       
    32         /* Ensure that we're in 3D space */
       
    33         -webkit-transform-style: preserve-3d;
       
    34         /*
       
    35         Make the whole set of rows use the x-axis spin animation
       
    36         for a duration of 7 seconds, running infinitely and linearly
       
    37         */
       
    38         -webkit-animation-name: x-spin;
       
    39         -webkit-animation-duration: 7s;
       
    40         -webkit-animation-iteration-count: infinite;
       
    41         -webkit-animation-timing-function: linear;
       
    42       }
       
    43 
       
    44       .ring {
       
    45         margin: 0 auto;
       
    46         height: 110px;
       
    47         width: 600px;
       
    48         -webkit-transform-style: preserve-3d;
       
    49         -webkit-animation-iteration-count: infinite;
       
    50         -webkit-animation-timing-function: linear;
       
    51       }
       
    52       
       
    53       .ring > :nth-child(odd) {
       
    54         background-color: #995C7F;
       
    55       }
       
    56 
       
    57       .ring > :nth-child(even) {
       
    58         background-color: #835A99;
       
    59       }
       
    60 
       
    61       .poster {
       
    62         position: absolute;
       
    63         left: 250px;
       
    64         width: 100px;
       
    65         height: 100px;
       
    66         opacity: 0.7;
       
    67         color: rgba(0,0,0,0.9);
       
    68         -webkit-border-radius: 10px;
       
    69       }
       
    70       
       
    71       .poster > p {
       
    72         font-family: 'Georgia', serif;
       
    73         font-size: 36px;
       
    74         font-weight: bold;
       
    75         text-align: center;
       
    76         margin-top: 28px;
       
    77       }
       
    78 
       
    79       /*
       
    80       Set up each row to have a different animation duration
       
    81       and alternating y-axis rotation directions.
       
    82       */
       
    83       #ring-1 {
       
    84         -webkit-animation-name: y-spin;
       
    85         -webkit-animation-duration: 5s;
       
    86       }
       
    87 
       
    88       #ring-2 {
       
    89         -webkit-animation-name: back-y-spin;
       
    90         -webkit-animation-duration: 4s;
       
    91       }
       
    92 
       
    93       #ring-3 {
       
    94         -webkit-animation-name: y-spin;
       
    95         -webkit-animation-duration: 3s;
       
    96       }
       
    97 
       
    98       /*
       
    99 
       
   100       Here we define each of the three individual animations that
       
   101       we will be using to have our 3D rotation effect. The first
       
   102       animation will perform a full rotation on the x-axis, we'll
       
   103       use that on the whole set of objects. The second and third
       
   104       animations will perform a full rotation on the y-axis in
       
   105       opposite directions, alternating directions between rows.
       
   106     
       
   107       Note that you currently have to specify an intermediate step
       
   108       for rotations even when you are using individual transformation
       
   109       constructs.
       
   110 
       
   111       */
       
   112       @-webkit-keyframes x-spin {
       
   113         0%    { -webkit-transform: rotateX(0deg); }
       
   114         50%   { -webkit-transform: rotateX(180deg); }
       
   115         100%  { -webkit-transform: rotateX(360deg); }
       
   116       }
       
   117 
       
   118       @-webkit-keyframes y-spin {
       
   119         0%    { -webkit-transform: rotateY(0deg); }
       
   120         50%   { -webkit-transform: rotateY(180deg); }
       
   121         100%  { -webkit-transform: rotateY(360deg); }
       
   122       }
       
   123 
       
   124       @-webkit-keyframes back-y-spin {
       
   125         0%    { -webkit-transform: rotateY(360deg); }
       
   126         50%   { -webkit-transform: rotateY(180deg); }
       
   127         100%  { -webkit-transform: rotateY(0deg); }
       
   128       }
       
   129     </style>
       
   130 
       
   131     <script type="text/javascript">
       
   132 
       
   133       const POSTERS_PER_ROW = 12;
       
   134       const RING_RADIUS = 200;
       
   135 
       
   136       function setup_posters (row)
       
   137       {
       
   138         var posterAngle = 360 / POSTERS_PER_ROW;
       
   139         for (var i = 0; i < POSTERS_PER_ROW; i ++) {
       
   140           var poster = document.createElement('div');
       
   141           poster.className = 'poster';
       
   142           // compute and assign the transform for this poster
       
   143           var transform = 'rotateY(' + (posterAngle * i) + 'deg) translateZ(' + RING_RADIUS + 'px)';
       
   144           poster.style.webkitTransform = transform;
       
   145           // setup the number to show inside the poster
       
   146           var content = poster.appendChild(document.createElement('p'));
       
   147           content.textContent = i;
       
   148           // add the poster to the row
       
   149           row.appendChild(poster);
       
   150         }
       
   151 
       
   152       }
       
   153 
       
   154       function init ()
       
   155       {
       
   156         setup_posters(document.getElementById('ring-1'));
       
   157         setup_posters(document.getElementById('ring-2'));
       
   158         setup_posters(document.getElementById('ring-3'));
       
   159       }
       
   160 
       
   161       // call init once the document is fully loaded
       
   162       window.addEventListener('load', init, false);
       
   163 
       
   164     </script>
       
   165   </head>
       
   166   
       
   167   <body>
       
   168 
       
   169     <p>This is a test for <a href="https://bugs.webkit.org/show_bug.cgi?id=39139">Bug 39139: Pages
       
   170     that use hardware acceleration don't repaint after waking computer from sleep</a>. To test, put
       
   171     your computer to sleep (or "Standby", as Windows calls it). When you wake your computer up, the
       
   172     animation below should still be running.</p>
       
   173     <div id="stage">
       
   174       <div id="rotate">
       
   175         <div id="ring-1" class="ring"></div>
       
   176         <div id="ring-2" class="ring"></div>
       
   177         <div id="ring-3" class="ring"></div>
       
   178       </div>
       
   179     </div>
       
   180 
       
   181   </body>
       
   182   
       
   183 </html>