custom-highlight-dynamic-font-metrics-001.html (1393B)
1 <!DOCTYPE html> 2 <meta charset="UTF-8"> 3 <title>CSS Highlight API Test: </title> 4 <link rel="help" href="https://drafts.csswg.org/css-highlight-api-1/"> 5 <link rel="help" href="https://drafts.csswg.org/css-pseudo/#highlight-styling"> 6 <link rel="match" href="custom-highlight-font-metrics-001-ref.html"> 7 <meta name="assert" value="fonts relative units take the correct values, with correct cascade"> 8 <meta name="fuzzy" content="0-80;0-4"> 9 <head> 10 <style> 11 :root { 12 font-size: 8px; 13 } 14 div { 15 margin: 50px; 16 font-size: 10px; 17 } 18 ::highlight(highlight1) { 19 text-underline-offset: 0.5em; 20 text-decoration-line: underline; 21 text-decoration-color: green; 22 text-decoration-thickness: 0.25rem; 23 } 24 </style> 25 </head> 26 <body> 27 <div id="h1">Font relative units with 40px font</div> 28 <div id="h2">Font relative units with 20px font</div> 29 <script> 30 let r1 = new Range(); 31 r1.setStart(h1, 0); 32 r1.setEnd(h1, 1); 33 let r2 = new Range(); 34 r2.setStart(h2, 0); 35 r2.setEnd(h2, 1); 36 CSS.highlights.set("highlight1", new Highlight(r1, r2)); 37 requestAnimationFrame(() => { 38 requestAnimationFrame(() => { 39 h1.style.fontSize = '40px'; 40 h2.style.fontSize = '20px'; 41 document.documentElement.style.fontSize = '16px'; 42 requestAnimationFrame(() => takeScreenshot()); 43 }); 44 }); 45 </script> 46 </body> 47 </html>