2d.path.stroke.scale2.html (1591B)
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.path.stroke.scale2</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.path.stroke.scale2</h1> 10 <p class="desc">Stroke line widths are scaled by the current transformation matrix</p> 11 12 13 <script> 14 var t = async_test("Stroke line widths are scaled by the current transformation matrix"); 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.beginPath(); 28 ctx.rect(25, 12.5, 50, 25); 29 ctx.save(); 30 ctx.rotate(Math.PI/2); 31 ctx.scale(25, 50); 32 ctx.strokeStyle = '#0f0'; 33 ctx.stroke(); 34 ctx.restore(); 35 36 ctx.beginPath(); 37 ctx.rect(-25, -12.5, 150, 75); 38 ctx.save(); 39 ctx.rotate(Math.PI/2); 40 ctx.scale(25, 50); 41 ctx.strokeStyle = '#f00'; 42 ctx.stroke(); 43 ctx.restore(); 44 45 _assertPixel(canvas, 0,0, 0,255,0,255); 46 _assertPixel(canvas, 50,0, 0,255,0,255); 47 _assertPixel(canvas, 99,0, 0,255,0,255); 48 _assertPixel(canvas, 0,25, 0,255,0,255); 49 _assertPixel(canvas, 50,25, 0,255,0,255); 50 _assertPixel(canvas, 99,25, 0,255,0,255); 51 _assertPixel(canvas, 0,49, 0,255,0,255); 52 _assertPixel(canvas, 50,49, 0,255,0,255); 53 _assertPixel(canvas, 99,49, 0,255,0,255); 54 t.done(); 55 56 }); 57 </script>