2d.shadow.gradient.alpha.html (1191B)
1 <!DOCTYPE html> 2 <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> 3 <meta charset="UTF-8"> 4 <title>OffscreenCanvas test: 2d.shadow.gradient.alpha</title> 5 <script src="/resources/testharness.js"></script> 6 <script src="/resources/testharnessreport.js"></script> 7 <script src="/html/canvas/resources/canvas-tests.js"></script> 8 9 <h1>2d.shadow.gradient.alpha</h1> 10 <p class="desc">Shadows are drawn correctly for partially-transparent gradient fills</p> 11 12 13 <script> 14 var t = async_test("Shadows are drawn correctly for partially-transparent gradient fills"); 15 var t_pass = t.done.bind(t); 16 var t_fail = t.step_func(function(reason) { 17 throw reason; 18 }); 19 t.step(function() { 20 21 var canvas = new OffscreenCanvas(100, 50); 22 var ctx = canvas.getContext('2d'); 23 24 var gradient = ctx.createLinearGradient(0, 0, 100, 0); 25 gradient.addColorStop(0, 'rgba(255,0,0,0.5)'); 26 gradient.addColorStop(1, 'rgba(255,0,0,0.5)'); 27 ctx.fillStyle = '#f00'; 28 ctx.fillRect(0, 0, 100, 50); 29 ctx.shadowOffsetY = 50; 30 ctx.shadowColor = '#00f'; 31 ctx.fillStyle = gradient; 32 ctx.fillRect(0, -50, 100, 50); 33 34 _assertPixelApprox(canvas, 50,25, 127,0,127,255, 2); 35 t.done(); 36 37 }); 38 </script>