browsernizr/test/css/subpixelfont.js

Modernizr wrapper for use with browserify

/*!
{
  "name": "CSS Subpixel Fonts",
  "property": "subpixelfont",
  "tags": ["css"],
  "builderAliases": ["css_subpixelfont"],
  "authors": ["@derSchepp", "@gerritvanaaken", "@rodneyrehm", "@yatil", "@ryanseddon"],
  "notes": [{
    "name": "Origin Test",
    "href": "https://github.com/gerritvanaaken/subpixeldetect"
  }]
}
!*/
var Modernizr = require('./../../lib/Modernizr.js');
var testStyles = require('./../../lib/testStyles.js');
  /*
   * (to infer if GDI or DirectWrite is used on Windows)
   */
  testStyles(
    '#modernizr{position: absolute; top: -10em; visibility:hidden; font: normal 10px arial;}#subpixel{float: left; font-size: 33.3333%;}',
    function(elem) {
      var subpixel = elem.firstChild;
      subpixel.innerHTML = 'This is a text written in Arial';
      Modernizr.addTest('subpixelfont', window.getComputedStyle ?
        window.getComputedStyle(subpixel, null).getPropertyValue('width') !== '44px'
        : false);
    }, 1, ['subpixel']);