| <!DOCTYPE html> |
| <html class="reftest-wait"> |
| |
| <head> |
| <meta charset="utf-8"> |
| <title>CSS Test: scroll tracking for ::scroll-markers whose orignatin elements cannot be scroll-aligned </title> |
| <link rel="match" href="targeted-column-scroll-marker-selection-001-ref.html"> |
| <link rel="help" href="https://drafts.csswg.org/css-overflow-5/#scroll-container-scroll"> |
| <script src="/css/css-transitions/support/helper.js"></script> |
| <script src="/dom/events/scrolling/scroll_support.js"></script> |
| <script src="/common/reftest-wait.js"></script> |
| </head> |
| |
| <body> |
| <style> |
| .wrapper { |
| display: grid; |
| justify-content: center; |
| } |
| |
| .carousel { |
| width: 800px; |
| height: 200px; |
| overflow-x: scroll; |
| scroll-snap-type: x mandatory; |
| list-style-type: none; |
| scroll-behavior: smooth; |
| border: solid 2px grey; |
| padding-top: 10%; |
| text-align: center; |
| counter-set: markeridx -1; |
| columns: 2; |
| |
| &::column::scroll-marker { |
| content: counter(markeridx); |
| counter-increment: markeridx; |
| align-content: center; |
| text-align: center; |
| width: 35px; |
| height: 35px; |
| border-radius: 50%; |
| margin: 3px; |
| background-color: red; |
| } |
| &::column::scroll-marker:target-current { |
| background-color: green; |
| } |
| &>.item { |
| scroll-snap-align: center; |
| height: 80%; |
| width: 158px; |
| border: 1px solid; |
| place-content: center; |
| display: inline-block; |
| } |
| |
| scroll-marker-group: after; |
| |
| &::scroll-marker-group { |
| height: 45px; |
| display: flex; |
| align-items: center; |
| justify-content: center; |
| border: solid 1px black; |
| border-radius: 30px; |
| } |
| } |
| </style> |
| <div class="wrapper" id="wrapper"> |
| <div class="carousel" id="carousel"> |
| <div class="item item0" tabindex=0>0</div> |
| <div class="item item1" tabindex=0>1</div> |
| <div class="item item2" tabindex=0>2</div> |
| <div class="item item3" tabindex=0>3</div> |
| <div class="item item4" tabindex=0>4</div> |
| <div class="item item5" tabindex=0>5</div> |
| <div class="item item6" tabindex=0>6</div> |
| <div class="item item7" tabindex=0>7</div> |
| <div class="item item8" tabindex=0>8</div> |
| <div class="item item9" tabindex=0>9</div> |
| <div class="item item10" tabindex=0>10</div> |
| <div class="item item11" tabindex=0>11</div> |
| <div class="item item12" tabindex=0>12</div> |
| <div class="item item13" tabindex=0>13</div> |
| <div class="item item14" tabindex=0>14</div> |
| <div class="item item15" tabindex=0>15</div> |
| </div> |
| </div> |
| <script> |
| |
| const items = document.querySelectorAll(".item"); |
| function runTest() { |
| const item2 = items[2]; |
| item2.scrollIntoView(); |
| waitForAnimationFrames(2).then(() => { |
| takeScreenshot(); |
| }); |
| } |
| waitForCompositorReady().then(runTest); |
| </script> |
| </body> |
| |
| </html> |
