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| 1 <!DOCTYPE html> |
| 2 <script src="../resources/js-test.js"></script> |
| 3 <script> |
| 4 var centerX; |
| 5 var centerY; |
| 6 function hitTestCenterOfElement(elementID, expectedID) |
| 7 { |
| 8 var element = document.getElementById(elementID); |
| 9 var rect = element.getBoundingClientRect(); |
| 10 centerX = rect.left + (rect.width / 2); |
| 11 centerY = rect.top + (rect.height / 2); |
| 12 shouldBe("document.elementFromPoint(centerX, centerY).id", "'" + expectedID
+ "'"); |
| 13 } |
| 14 |
| 15 function test() { |
| 16 hitTestCenterOfElement("containTransform", "containTransform"); |
| 17 hitTestCenterOfElement("containAbsolute", "containAbsolute"); |
| 18 hitTestCenterOfElement("containFixed", "containFixed"); |
| 19 |
| 20 hitTestCenterOfElement("transform", "body"); |
| 21 hitTestCenterOfElement("absolute", "body"); |
| 22 hitTestCenterOfElement("fixed", "body"); |
| 23 } |
| 24 </script> |
| 25 <style> |
| 26 div { |
| 27 width: 100px; |
| 28 height: 100px; |
| 29 background-color: green; |
| 30 } |
| 31 div > div { |
| 32 background-color: red; |
| 33 } |
| 34 .paintContainment { |
| 35 contain: paint; |
| 36 margin: 10px; |
| 37 } |
| 38 #transform { |
| 39 transform: translateZ(0) translateX(100px); |
| 40 } |
| 41 #absolute { |
| 42 position: absolute; |
| 43 top: 0px; |
| 44 left: 100px; |
| 45 } |
| 46 #fixed { |
| 47 position: fixed; |
| 48 top: 0px; |
| 49 left: 100px; |
| 50 } |
| 51 </style> |
| 52 <body onload="test()" id="body"> |
| 53 <p>Hit testing should respect clips established by contain: paint.</p> |
| 54 <div id="containTransform" class="paintContainment"> |
| 55 <div id="transform"></div> |
| 56 </div> |
| 57 <div id="containAbsolute" class="paintContainment"> |
| 58 <div id="absolute"></div> |
| 59 </div> |
| 60 <div id="containFixed" class="paintContainment"> |
| 61 <div id="fixed"></div> |
| 62 </div> |
| 63 <pre id="console"></pre> |
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