| <!DOCTYPE html> |
| <title>Hit-test of clip-path userSpaceOnUse <clipPath></title> |
| <link rel="help" href="https://drafts.fxtf.org/css-masking/#the-clip-path"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style> |
| body { |
| margin: 0; |
| } |
| .box { |
| width: 100px; |
| height: 100px; |
| background-color: blue; |
| margin: 100px; |
| clip-path: url(#clip); |
| } |
| </style> |
| <div class="box"></div> |
| <svg height="0"> |
| <clipPath id="clip" clipPathUnits="userSpaceOnUse"> |
| <polygon points="50,0 100,50 50,100 0,50"/> |
| </clipPath> |
| </svg> |
| <script> |
| function assert_element_at(element, pointlist) { |
| for (let point of pointlist) { |
| let result = document.elementFromPoint(point[0], point[1]); |
| assert_equals(result, element, point.join(',')); |
| } |
| } |
| |
| test(function() { |
| let div = document.querySelector('.box'); |
| |
| // Points inside clip-path. |
| assert_element_at(div, [[150, 150], [150, 125], [150, 175], [125, 150], [175, 150]]); |
| |
| // Points outside clip-path. |
| assert_element_at(document.body, [[120, 120], [180, 120], [120, 180], [180, 180]]); |
| }); |
| </script> |
