2d.line.miter.obtuse.html (1381B)
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.line.miter.obtuse</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.line.miter.obtuse</h1> 10 <p class="desc">Miter joins are drawn correctly with obtuse angles</p> 11 12 13 <script> 14 var t = async_test("Miter joins are drawn correctly with obtuse angles"); 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 ctx.fillStyle = '#f00'; 25 ctx.fillRect(0, 0, 100, 50); 26 27 ctx.lineWidth = 1600; 28 ctx.lineJoin = 'miter'; 29 30 ctx.strokeStyle = '#0f0'; 31 ctx.miterLimit = 1.083; 32 ctx.beginPath(); 33 ctx.moveTo(800, 10000); 34 ctx.lineTo(800, 300); 35 ctx.lineTo(10000, -8900); 36 ctx.stroke(); 37 38 ctx.strokeStyle = '#f00'; 39 ctx.miterLimit = 1.082; 40 ctx.beginPath(); 41 ctx.moveTo(800, 10000); 42 ctx.lineTo(800, 300); 43 ctx.lineTo(10000, -8900); 44 ctx.stroke(); 45 46 _assertPixel(canvas, 1,1, 0,255,0,255); 47 _assertPixel(canvas, 48,1, 0,255,0,255); 48 _assertPixel(canvas, 48,48, 0,255,0,255); 49 _assertPixel(canvas, 1,48, 0,255,0,255); 50 t.done(); 51 52 }); 53 </script>