| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.path.arcTo.scale</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/html/canvas/resources/canvas-tests.js"></script> |
| |
| <h1>2d.path.arcTo.scale</h1> |
| <p class="desc">arcTo scales the curve, not just the control points</p> |
| |
| |
| <script> |
| var t = async_test("arcTo scales the curve, not just the control points"); |
| var t_pass = t.done.bind(t); |
| var t_fail = t.step_func(function(reason) { |
| throw reason; |
| }); |
| t.step(function() { |
| |
| var canvas = new OffscreenCanvas(100, 50); |
| var ctx = canvas.getContext('2d'); |
| |
| ctx.fillStyle = '#f00'; |
| ctx.fillRect(0, 0, 100, 50); |
| |
| ctx.fillStyle = '#0f0'; |
| ctx.beginPath(); |
| ctx.moveTo(0, 50); |
| ctx.translate(100, 0); |
| ctx.scale(0.1, 1); |
| ctx.arcTo(50, 50, 50, 0, 50); |
| ctx.lineTo(-1000, 0); |
| ctx.fill(); |
| |
| _assertPixel(canvas, 0,0, 0,255,0,255); |
| _assertPixel(canvas, 50,0, 0,255,0,255); |
| _assertPixel(canvas, 99,0, 0,255,0,255); |
| _assertPixel(canvas, 0,25, 0,255,0,255); |
| _assertPixel(canvas, 50,25, 0,255,0,255); |
| _assertPixel(canvas, 99,25, 0,255,0,255); |
| _assertPixel(canvas, 0,49, 0,255,0,255); |
| _assertPixel(canvas, 50,49, 0,255,0,255); |
| _assertPixel(canvas, 99,49, 0,255,0,255); |
| t.done(); |
| |
| }); |
| </script> |