| <!doctype HTML> |
| <html> |
| <head> |
| <title>HTML5 Canvas Test: arcTo() adds to subpath if same point</title> |
| <link rel="match" href="canvas_complexshapes_arcto_001-ref.htm"> |
| <link rel="author" title="Microsoft" href="http://www.microsoft.com" /> |
| <link rel="help" href="http://www.w3.org/TR/2dcontext/#dom-context-2d-arcto" /> |
| <meta name="assert" content="If x1,y1 and x2,y2 are the same point, then arcTo must add x1,y1 to the subpath, and connect that point to x0,y0 with a straight line." /> |
| <script type="text/javascript"> |
| function runTest() |
| { |
| var canvas = document.getElementById("canvas1"); |
| var ctx = canvas.getContext("2d"); |
| ctx.moveTo(0, 50); |
| |
| // Since (x1, y1) and (x2, y2) are the same point, (x1, y1) must be added to the subpath, thus creating a line. |
| ctx.arcTo(100, 50, 100, 50, 10); |
| ctx.stroke(); |
| } |
| </script> |
| </head> |
| <body onload="runTest()"> |
| <p>Description: If x1,y1 and x2,y2 are the same point, then arcTo must add x1,y1 to the subpath, and connect that point to x0,y0 with a straight line.</p> |
| <canvas id="canvas1" width="300" height="150">Browser does not support HTML5 Canvas.</canvas> |
| </body> |
| </html> |
