| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <meta charset="UTF-8"> |
| <title>OffscreenCanvas test: 2d.text.measure.strokeTextCluster-options.tentative</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/html/canvas/resources/canvas-tests.js"></script> |
| |
| <h1>2d.text.measure.strokeTextCluster-options.tentative</h1> |
| <p class="desc">Test that strokeTextCluster() correctly applies the options passed as a dictionary.</p> |
| |
| |
| <script> |
| promise_test(async t => { |
| |
| var canvas = new OffscreenCanvas(100, 300); |
| var ctx = canvas.getContext('2d'); |
| |
| var f = new FontFace("CanvasTest", "url('/fonts/CanvasTest.ttf')"); |
| f.load(); |
| document.fonts.add(f); |
| await document.fonts.ready; |
| |
| ctx.font = '50px CanvasTest'; |
| ctx.textAlign = 'left'; |
| ctx.textBaseline = 'top'; |
| const text = 'E'; |
| const tm = ctx.measureText(text); |
| const cluster = tm.getTextClusters()[0]; |
| |
| // Background color. |
| ctx.fillStyle = '#f00'; |
| ctx.fillRect(0, 0, canvas.width, canvas.height); |
| |
| ctx.strokeStyle = '#0f0'; |
| ctx.lineWidth = 12; |
| |
| // Override the align and baseline of the cluster. |
| ctx.strokeTextCluster(cluster, 50, 50, {align: 'right', baseline: 'bottom'}); |
| _assertPixelApprox(canvas, 5,5, 0,255,0,255, 2); |
| _assertPixelApprox(canvas, 45,5, 0,255,0,255, 2); |
| _assertPixelApprox(canvas, 5,45, 0,255,0,255, 2); |
| _assertPixelApprox(canvas, 45,45, 0,255,0,255, 2); |
| _assertPixelApprox(canvas, 5,95, 255,0,0,255, 2); |
| _assertPixelApprox(canvas, 50,95, 255,0,0,255, 2); |
| _assertPixelApprox(canvas, 95,50, 255,0,0,255, 2); |
| _assertPixelApprox(canvas, 95,5, 255,0,0,255, 2); |
| |
| // Override the x and y values of the cluster. |
| ctx.strokeTextCluster(cluster, 0, 100, {x: 10, y: 10}); |
| _assertPixelApprox(canvas, 15,115, 0,255,0,255, 2); |
| _assertPixelApprox(canvas, 55,115, 0,255,0,255, 2); |
| _assertPixelApprox(canvas, 15,155, 0,255,0,255, 2); |
| _assertPixelApprox(canvas, 55,155, 0,255,0,255, 2); |
| _assertPixelApprox(canvas, 1,101, 255,0,0,255, 2); |
| _assertPixelApprox(canvas, 1,151, 255,0,0,255, 2); |
| _assertPixelApprox(canvas, 51,101, 255,0,0,255, 2); |
| |
| // Override the align, baseline, x, and y values of the cluster. |
| ctx.strokeTextCluster(cluster, 50, 250, |
| {align: 'right', baseline: 'bottom', x: 10, y: 10}); |
| _assertPixelApprox(canvas, 15,215, 0,255,0,255, 2); |
| _assertPixelApprox(canvas, 55,215, 0,255,0,255, 2); |
| _assertPixelApprox(canvas, 15,255, 0,255,0,255, 2); |
| _assertPixelApprox(canvas, 55,255, 0,255,0,255, 2); |
| _assertPixelApprox(canvas, 5,295, 255,0,0,255, 2); |
| _assertPixelApprox(canvas, 50,295, 255,0,0,255, 2); |
| _assertPixelApprox(canvas, 95,250, 255,0,0,255, 2); |
| _assertPixelApprox(canvas, 95,25, 255,0,0,255, 2); |
| |
| }, "Test that strokeTextCluster() correctly applies the options passed as a dictionary."); |
| </script> |
