tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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mask-invalidation-1b.html (2552B)

      1 <!DOCTYPE html>
      2 <html class="reftest-wait">
      3  <head>
      4    <meta charset="utf-8">
      5    <title>CSS Masking: mask invalidation.</title>
      6    <style type="text/css">
      7      div.outer {
      8        background-color: purple;
      9        position: absolute;
     10        margin: 1px 2px 3px 4px;
     11        border: solid purple;
     12        width: 40px;
     13        height: 20px;
     14      }
     15 
     16      div.inner {
     17        width: 10px;
     18        height: 10px;
     19        border: 1px solid transparent;
     20        will-change: transform;
     21      }
     22 
     23      div.mask {
     24        mask-size: 100% 100%;
     25        mask-origin: border-box;
     26        mask-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg"><rect x="0" y="0"  width="100%" height="50%" fill="blue" fill-opacity="1"/><rect x="0" y="50%" width="100%" height="50%" fill="blue" fill-opacity="0"/></svg>');
     27      }
     28 
     29      #d1 {
     30        top: 10px;
     31        left: 10px;
     32        mask-clip: padding-box;
     33        border-width: 10px;
     34        padding: 0px;
     35      }
     36 
     37      #d2 {
     38        top: 10px;
     39        left: 110px;
     40        mask-clip: padding-box;
     41        border-width: 0px;
     42        padding: 10px;
     43      }
     44 
     45      #d3 {
     46        top: 15px;
     47        left: 215px;
     48        mask-clip: content-box;
     49        border-width: 10px;
     50        padding: 0px;
     51      }
     52    </style>
     53  </head>
     54  <body>
     55    <div id="d1" class="outer mask"><div class="inner"></div></div>
     56    <div id="d2" class="outer mask"><div class="inner"></div></div>
     57    <div id="d3" class="outer mask"><div class="inner"></div></div>
     58    <script type="text/javascript">
     59      function invalidateMaskedElements()
     60      {
     61        // Shrink border area, thicken padding area. Keep ths size of this
     62        // division unchanged.
     63        document.getElementById("d1").style.borderWidth = "5px";
     64        document.getElementById("d1").style.padding = "5px";
     65 
     66        // Shrink padding area, thicken border area. Keep ths size of this
     67        // division unchanged.
     68        document.getElementById("d2").style.borderWidth = "5px";
     69        document.getElementById("d2").style.padding = "5px";
     70 
     71        // Shrink border area, thicken content area. Keep ths size of this
     72        // division unchanged.
     73        document.getElementById("d3").style.width = "50px";
     74        document.getElementById("d3").style.height = "30px";
     75        document.getElementById("d3").style.borderWidth = "0px";
     76 
     77        document.documentElement.removeAttribute("class");
     78      }
     79 
     80      document.addEventListener("MozReftestInvalidate",
     81                                invalidateMaskedElements);
     82    </script>
     83  </body>
     84 </html>