| <!DOCTYPE html> |
| <title>Canvas test: 2d.path.isPointInPath.winding</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.path.html">path</a>.<a href="index.2d.path.isPointInPath.html">isPointInPath</a>.winding</h1> |
| <p class="desc">isPointInPath() uses the non-zero winding number rule</p> |
| |
| <div class="refs">Spec references: |
| <ul> |
| <li><a href="../annotated-spec/canvas.html#testrefs.2d.path.isPointInPath">2d.path.isPointInPath</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> |
| |
| <ul id="d"></ul> |
| <script> |
| _addTest(function(canvas, ctx) { |
| |
| // Create a square ring, using opposite windings to make a hole in the centre |
| ctx.moveTo(0, 0); |
| ctx.lineTo(50, 0); |
| ctx.lineTo(50, 50); |
| ctx.lineTo(0, 50); |
| ctx.lineTo(0, 0); |
| ctx.lineTo(10, 10); |
| ctx.lineTo(10, 40); |
| ctx.lineTo(40, 40); |
| ctx.lineTo(40, 10); |
| ctx.lineTo(10, 10); |
| |
| _assertSame(ctx.isPointInPath(5, 5), true, "ctx.isPointInPath(5, 5)", "true"); |
| _assertSame(ctx.isPointInPath(25, 5), true, "ctx.isPointInPath(25, 5)", "true"); |
| _assertSame(ctx.isPointInPath(45, 5), true, "ctx.isPointInPath(45, 5)", "true"); |
| _assertSame(ctx.isPointInPath(5, 25), true, "ctx.isPointInPath(5, 25)", "true"); |
| _assertSame(ctx.isPointInPath(25, 25), false, "ctx.isPointInPath(25, 25)", "false"); |
| _assertSame(ctx.isPointInPath(45, 25), true, "ctx.isPointInPath(45, 25)", "true"); |
| _assertSame(ctx.isPointInPath(5, 45), true, "ctx.isPointInPath(5, 45)", "true"); |
| _assertSame(ctx.isPointInPath(25, 45), true, "ctx.isPointInPath(25, 45)", "true"); |
| _assertSame(ctx.isPointInPath(45, 45), true, "ctx.isPointInPath(45, 45)", "true"); |
| |
| |
| }); |
| </script> |
| |
