layer-coords-transform.html (2186B)
1 <!doctype html> 2 <meta charset="utf-8"> 3 <link rel="help" href="https://github.com/w3c/uievents/issues/398"> 4 <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1975653"> 5 <link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> 6 <link rel="author" title="Mozilla" href="https://mozilla.com"> 7 <script src="/resources/testharness.js"></script> 8 <script src="/resources/testharnessreport.js"></script> 9 <script src="/resources/testdriver.js"></script> 10 <script src="/resources/testdriver-actions.js"></script> 11 <script src="/resources/testdriver-vendor.js"></script> 12 <style> 13 div { width: 100px; height: 100px; transform-origin: 0 0; } 14 </style> 15 <div style="height: 200vh"></div> 16 <div style="transform: scale(2); padding: 10px"> 17 <div id="target" style="transform: scale(2);" > 18 <div id="inner" style="background-color: lightblue"></div> 19 </div> 20 </div> 21 <div style="height: 200vh"></div> 22 <script> 23 target.scrollIntoView({ block: "start" }); 24 25 let innerClientRect = inner.getBoundingClientRect(); 26 27 function promiseEventCoords(click) { 28 return new Promise(resolve => { 29 document.addEventListener("click", e => { 30 resolve({ 31 pageX: e.pageX, 32 pageY: e.pageY, 33 layerX: e.layerX, 34 layerY: e.layerY, 35 }); 36 }, { once: true }); 37 click(); 38 }); 39 } 40 41 promise_test(async function inside() { 42 let { layerX, layerY } = await promiseEventCoords(() => { 43 return new test_driver.Actions() 44 .pointerMove(innerClientRect.x + 200, innerClientRect.y + 200, { origin: "viewport" }) 45 .pointerDown() 46 .pointerUp() 47 .send(); 48 }); 49 assert_equals(layerX, 200, "layerX"); 50 assert_equals(layerY, 200, "layerY"); 51 }); 52 53 promise_test(async function outside() { 54 let { layerX, layerY, pageX, pageY } = await promiseEventCoords(() => { 55 // 200 + 8 of body margin. 56 return new test_driver.Actions() 57 .pointerMove(innerClientRect.right + 10, 200, { origin: "viewport" }) 58 .pointerDown() 59 .pointerUp() 60 .send(); 61 }); 62 assert_equals(layerX, pageX, "layerX"); 63 assert_equals(layerY, pageY, "layerY"); 64 }); 65 </script>