Created
February 17, 2012 21:44
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Test if a font is loaded on a client machine.
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function testFont(name) { | |
name = name.replace(/['"<>]/g,''); | |
var body = document.body, | |
test = document.createElement('div'), | |
installed = false, | |
template = | |
'<b style="display:inline !important; width:auto !important; font:normal 10px/1 \'X\',sans-serif !important">ii</b>'+ | |
'<b style="display:inline !important; width:auto !important; font:normal 10px/1 \'X\',monospace !important">ii</b>', | |
ab; | |
if (name) { | |
test.innerHTML = template.replace(/X/g, name); | |
test.style.cssText = 'position: absolute; visibility: hidden; display: block !important'; | |
body.insertBefore(test, body.firstChild); | |
ab = test.getElementsByTagName('b'); | |
installed = ab[0].offsetWidth === ab[1].offsetWidth; | |
body.removeChild(test); | |
} | |
return installed; | |
} |
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