| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" |
| "http://www.w3.org/TR/html4/loose.dtd"> |
| |
| <html lang="en"> |
| <head> |
| <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> |
| <title>Test Changing Keyframes Using CSSOM</title> |
| <style type="text/css" media="screen"> |
| #box { |
| position: relative; |
| left: 0; |
| top: 0; |
| height: 100px; |
| width: 100px; |
| background-color: blue; |
| -webkit-animation-duration: 1s; |
| -webkit-animation-timing-function: linear; |
| -webkit-animation-name: "anim"; |
| } |
| @-webkit-keyframes "anim" { |
| from { left: 100px; } |
| 10% { left: 200px; } |
| 90% { left: 200px; } |
| to { left: 300px; } |
| } |
| </style> |
| <script src="resources/animation-test-helpers.js" type="text/javascript" charset="utf-8"></script> |
| <script type="text/javascript" charset="utf-8"> |
| |
| function findKeyframesRule(rule) |
| { |
| var ss = document.styleSheets; |
| for (var i = 0; i < ss.length; ++i) { |
| for (var j = 0; j < ss[i].cssRules.length; ++j) { |
| if (ss[i].cssRules[j].type == window.CSSRule.WEBKIT_KEYFRAMES_RULE && ss[i].cssRules[j].name == rule) |
| return ss[i].cssRules[j]; |
| } |
| } |
| |
| return null; |
| } |
| |
| const expectedValues = [ |
| // [animation-name, time, element-id, property, expected-value, tolerance] |
| [null, 0.5, "box", "left", 200, 10], |
| [null, 1, "box", "top", 100, 10], |
| ]; |
| |
| const callbacks = { |
| 0.6: function() { |
| document.getElementById('box').style.webkitAnimationName = "none"; |
| // a forced style-recalc aborts the previous animation |
| document.getElementById('box').offsetTop; |
| // change keyframes |
| var keyframes = findKeyframesRule("anim"); |
| keyframes.deleteRule("0%"); |
| keyframes.deleteRule("40%"); |
| keyframes.deleteRule("60%"); |
| keyframes.deleteRule("100%"); |
| keyframes.insertRule("0% { top: 50px; }"); |
| keyframes.insertRule("10% { top: 100px; }"); |
| keyframes.insertRule("90% { top: 100px; }"); |
| keyframes.insertRule("100% { top: 150px; }"); |
| document.getElementById('box').style.webkitAnimationName = "anim"; |
| } |
| } |
| |
| // FIXME: Consider whether we can support this kind of test (staggered start) under the pause API |
| runAnimationTest(expectedValues, callbacks, null, 'do-not-use-pause-api'); |
| </script> |
| </head> |
| <body> |
| This test performs an animation of the left property and makes sure it is animating. Then it stops |
| the animation, changes the keyframes to an animation of the top property, restarts the animation |
| and makes sure top is animating. |
| <div id="box"> |
| </div> |
| <div id="result"> |
| </div> |
| </body> |
| </html> |
