testing/web-platform/tests/html/editing/dnd/reload/001.xhtml
author James Graham <james@hoppipolla.co.uk>
Mon, 16 Oct 2017 16:02:25 +0100
changeset 388141 f95a678186b46649eee6cf8c6adbdf46c320f300
parent 387442 122b4e4b5f7468f144d93e32326b8b78395e23cc
permissions -rw-r--r--
Bug 1410245 - Update web-platform-tests to revision a372dce582c21c911056273eec042fd9073cbd60, a=testonly MozReview-Commit-ID: CQzdR66hsXZ

<?xml version="1.0" encoding="utf-8"?>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Reload during canvas drag and drop roundtrip</title>
<style type="text/css">
img
  {margin:0 2px;}
</style>
<script type="application/ecmascript">
function addImage(event)
  {var c = document.createElement('img');
  c.setAttribute('src',event.dataTransfer.getData('text/uri-list').replace(/\r\n$/,''));
  document.querySelector('p').appendChild(c);}
function start(event)
  {event.dataTransfer.effectAllowed = 'copy';
  event.dataTransfer.setData('text/uri-list', document.querySelector('canvas').toDataURL('image/png'));
  window.location.reload();}
</script>
</head>
<body>
<p>
  <canvas width="100" height="100" draggable="true" ondragstart="start(event)" ondragenter="event.preventDefault()" ondragover="return false" ondrop="addImage(event)">Canvas</canvas>
</p>
<p>Drag canvas pattern around page and then drag it back and drop on itself. It should be duplicated once you drop it.</p>
<script type="application/ecmascript">
var canvas = document.querySelector('canvas'),
c = canvas.getContext('2d');
for(var x = 0; x != 50; x++)
  {c.fillStyle = (x%2 == 0)?'navy':'white';
  c.beginPath();
  c.moveTo(x,x);
  c.lineTo(100-x,x);
  c.lineTo(100-x,100-x);
  c.lineTo(x,100-x);
  c.closePath();
  c.fill();}
</script>
</body>
</html>