third_party/WebKit/PerformanceTests/Canvas/setFontAndMeasureText.html

   1 <!DOCTYPE html>
   2 <html>
   3 <body>
   4 <script src="../resources/runner.js"></script>
   5 <script>
   6
   7 var canvas = document.createElement("canvas");
   8 var ctx = canvas.getContext("2d");
   9 var font1 = "bold 15px Arial";
  10 var font2 = "italic 20pt Calibri";
  11
  12 function doTest() {
  13     ctx.font = font1;
  14     ctx.measureText("a");
  15     ctx.font = font2;
  16     ctx.measureText("b");
  17 }
  18
  19 // Warm up the caches
  20 doTest();
  21
  22 PerfTestRunner.measureRunsPerSecond({
  23     description: "Measures performance of setting the current font and measuring text on a canvas.",
  24     run: doTest
  25 });
  26 </script>
  27 </body>
  28 </html>