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24 lines
880 B
24 lines
880 B
7 years ago
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/*
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* Test for SubPixel Font Rendering
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* (to infer if GDI or DirectWrite is used on Windows)
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* Authors: @derSchepp, @gerritvanaaken, @rodneyrehm, @yatil, @ryanseddon
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* Web: https://github.com/gerritvanaaken/subpixeldetect
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*/
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Modernizr.addTest('subpixelfont', function() {
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var bool,
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styles = "#modernizr{position: absolute; top: -10em; visibility:hidden; font: normal 10px arial;}#subpixel{float: left; font-size: 33.3333%;}";
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// see https://github.com/Modernizr/Modernizr/blob/master/modernizr.js#L97
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Modernizr.testStyles(styles, function(elem) {
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var subpixel = elem.firstChild;
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subpixel.innerHTML = 'This is a text written in Arial';
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bool = window.getComputedStyle ?
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window.getComputedStyle(subpixel, null).getPropertyValue("width") !== '44px'
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: false;
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}, 1, ['subpixel']);
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return bool;
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});
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