2d.shadow.canvas.transparent.2.html (1337B)
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.canvas.transparent.2</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.canvas.transparent.2</h1> 10 <p class="desc">Shadows are not drawn for transparent parts of canvases</p> 11 12 13 <script> 14 var t = async_test("Shadows are not drawn for transparent parts of canvases"); 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 canvas2 = new OffscreenCanvas(100, 50); 25 var ctx2 = canvas2.getContext('2d'); 26 ctx2.fillStyle = '#f00'; 27 ctx2.fillRect(0, 0, 50, 50); 28 29 ctx.fillStyle = '#0f0'; 30 ctx.fillRect(0, 0, 50, 50); 31 ctx.fillStyle = '#f00'; 32 ctx.fillRect(50, 0, 50, 50); 33 ctx.shadowOffsetY = 50; 34 ctx.shadowColor = '#0f0'; 35 ctx.drawImage(canvas2, 50, -50); 36 ctx.shadowColor = '#f00'; 37 ctx.drawImage(canvas2, -50, -50); 38 39 _assertPixel(canvas, 25,25, 0,255,0,255); 40 _assertPixel(canvas, 50,25, 0,255,0,255); 41 _assertPixel(canvas, 75,25, 0,255,0,255); 42 t.done(); 43 44 }); 45 </script>