test_2d.fill.winding.html (1396B)
1 <!DOCTYPE HTML> 2 <title>Canvas test: 2d.fill.winding</title> 3 <script src="/tests/SimpleTest/SimpleTest.js"></script> 4 <link rel="stylesheet" href="/tests/SimpleTest/test.css"> 5 <body> 6 <canvas id="c" width="100" height="100"><p class="fallback">FAIL (fallback content)</p></canvas> 7 <script> 8 function isPixel(ctx, x,y, r,g,b,a, pos, colour, d) { 9 var pixel = ctx.getImageData(x, y, 1, 1); 10 var pr = pixel.data[0], 11 pg = pixel.data[1], 12 pb = pixel.data[2], 13 pa = pixel.data[3]; 14 ok(r-d <= pr && pr <= r+d && 15 g-d <= pg && pg <= g+d && 16 b-d <= pb && pb <= b+d && 17 a-d <= pa && pa <= a+d, 18 "pixel "+pos+" is "+pr+","+pg+","+pb+","+pa+"; expected "+colour+" +/- "+d); 19 } 20 21 SimpleTest.waitForExplicitFinish(); 22 addLoadEvent(function () { 23 24 var canvas = document.getElementById('c'); 25 var ctx = canvas.getContext('2d'); 26 27 ctx.fillStyle = 'rgb(255,0,0)'; 28 ctx.beginPath(); 29 ctx.fillRect(0, 0, 100, 100); 30 ctx.fillStyle = 'rgb(0,255,0)'; 31 ctx.beginPath(); 32 ctx.rect(0, 0, 100, 100); 33 ctx.rect(25, 25, 50, 50); 34 ctx.fill(); 35 isPixel(ctx, 50,50, 0,255,0,255, "50,50", "0,255,0,255", 5); 36 37 ctx.fillStyle = 'rgb(255,0,0)'; 38 ctx.fillRect(0, 0, 100, 100); 39 ctx.fillStyle = 'rgb(0,255,0)'; 40 ctx.beginPath(); 41 ctx.rect(0, 0, 100, 100); 42 ctx.rect(25, 25, 50, 50); 43 ctx.fill('evenodd'); 44 isPixel(ctx, 50,50, 255,0,0,255, "50,50", "255,0,0,255", 5); 45 46 SimpleTest.finish(); 47 48 }); 49 </script>