| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.line.cap.round</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/html/canvas/resources/canvas-tests.js"></script> |
| |
| <h1>2d.line.cap.round</h1> |
| <p class="desc">lineCap 'round' is rendered correctly</p> |
| |
| |
| <script> |
| var t = async_test("lineCap 'round' is rendered correctly"); |
| var t_pass = t.done.bind(t); |
| var t_fail = t.step_func(function(reason) { |
| throw reason; |
| }); |
| t.step(function() { |
| |
| var offscreenCanvas = new OffscreenCanvas(100, 50); |
| var ctx = offscreenCanvas.getContext('2d'); |
| |
| ctx.fillStyle = '#0f0'; |
| ctx.fillRect(0, 0, 100, 50); |
| var tol = 1; // tolerance to avoid antialiasing artifacts |
| ctx.lineCap = 'round'; |
| ctx.lineWidth = 20; |
| ctx.fillStyle = '#f00'; |
| ctx.strokeStyle = '#0f0'; |
| ctx.beginPath(); |
| ctx.moveTo(35-tol, 15); |
| ctx.arc(25, 15, 10-tol, 0, Math.PI, true); |
| ctx.arc(25, 35, 10-tol, Math.PI, 0, true); |
| ctx.fill(); |
| ctx.beginPath(); |
| ctx.moveTo(25, 15); |
| ctx.lineTo(25, 35); |
| ctx.stroke(); |
| ctx.fillStyle = '#0f0'; |
| ctx.strokeStyle = '#f00'; |
| ctx.beginPath(); |
| ctx.moveTo(75, 15); |
| ctx.lineTo(75, 35); |
| ctx.stroke(); |
| ctx.beginPath(); |
| ctx.moveTo(85+tol, 15); |
| ctx.arc(75, 15, 10+tol, 0, Math.PI, true); |
| ctx.arc(75, 35, 10+tol, Math.PI, 0, true); |
| ctx.fill(); |
| _assertPixel(offscreenCanvas, 17,6, 0,255,0,255, "17,6", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 25,6, 0,255,0,255, "25,6", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 32,6, 0,255,0,255, "32,6", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 17,43, 0,255,0,255, "17,43", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 25,43, 0,255,0,255, "25,43", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 32,43, 0,255,0,255, "32,43", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 67,6, 0,255,0,255, "67,6", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 75,6, 0,255,0,255, "75,6", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 82,6, 0,255,0,255, "82,6", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 67,43, 0,255,0,255, "67,43", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 75,43, 0,255,0,255, "75,43", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 82,43, 0,255,0,255, "82,43", "0,255,0,255"); |
| t.done(); |
| |
| }); |
| </script> |
