| <!DOCTYPE html> |
| <title>Canvas test: 2d.line.cap.round</title> |
| <meta name="author" content="Philip Taylor"> |
| <script src="../common/canvas-tests.js"></script> |
| <link rel="stylesheet" href="../common/canvas-tests.css"> |
| <body class="show_output"> |
| |
| <h1><a href="index.2d.html">2d</a>.<a href="index.2d.line.html">line</a>.<a href="index.2d.line.cap.html">cap</a>.round</h1> |
| <p class="desc">lineCap 'round' is rendered correctly</p> |
| |
| <div class="refs">Spec references: |
| <ul> |
| <li><a href="../annotated-spec/canvas.html#testrefs.2d.lineCap.round">2d.lineCap.round</a> |
| </ul> |
| </div> |
| |
| <p class="output">Actual output:</p> |
| <canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas> |
| <p class="output expectedtext">Expected output:<p><img src="../resources/green-100x50.png" class="output expected" id="expected" alt=""> |
| <ul id="d"></ul> |
| <script> |
| _addTest(function(canvas, ctx) { |
| |
| 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(canvas, 17,6, 0,255,0,255, "17,6", "0,255,0,255"); |
| _assertPixel(canvas, 25,6, 0,255,0,255, "25,6", "0,255,0,255"); |
| _assertPixel(canvas, 32,6, 0,255,0,255, "32,6", "0,255,0,255"); |
| _assertPixel(canvas, 17,43, 0,255,0,255, "17,43", "0,255,0,255"); |
| _assertPixel(canvas, 25,43, 0,255,0,255, "25,43", "0,255,0,255"); |
| _assertPixel(canvas, 32,43, 0,255,0,255, "32,43", "0,255,0,255"); |
| |
| _assertPixel(canvas, 67,6, 0,255,0,255, "67,6", "0,255,0,255"); |
| _assertPixel(canvas, 75,6, 0,255,0,255, "75,6", "0,255,0,255"); |
| _assertPixel(canvas, 82,6, 0,255,0,255, "82,6", "0,255,0,255"); |
| _assertPixel(canvas, 67,43, 0,255,0,255, "67,43", "0,255,0,255"); |
| _assertPixel(canvas, 75,43, 0,255,0,255, "75,43", "0,255,0,255"); |
| _assertPixel(canvas, 82,43, 0,255,0,255, "82,43", "0,255,0,255"); |
| |
| |
| }); |
| </script> |
| |
