FontFaceSet

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The FontFaceSet interface of the CSS Font Loading API manages the loading of font-faces and querying of their download status.

Properties

FontFaceSet.status Read only
Indicates the font-face's loading status. It will be one of 'loading' or 'loaded'.

Events

FontFaceSet.onloading
An EventListener called whenever an event of type loading is fired, indicating a font-face set has started loading.
FontFaceSet.onloadingdone
An EventListener called whenever an event of type loadingdone is fired, indicating that a font face set has finished loading.
FontFaceSet.onloadingerror
An EventListener called whenever an event of type loadingerror is fired, indicating that an error occurred whilst loading a font-face set.

Methods

FontFaceSet.add()
Adds a font to the font set.
FontFaceSet.check()
A Boolean that indicates whether a font is loaded, but doesn't initiate a load when it isn't.
FontFaceSet.clear()
Removes all fonts from the font set.
FontFaceSet.delete()
Removes a font from the font set.
FontFaceSet.load()
Returns a Promise which resolves to a list of font-faces for a requested font.
FontFaceSet.ready()
Returns a Promise which resolves once font loading and layout operations have completed.

Specifications

Specification Status Comment
CSS Font Loading Module Level 3
The definition of 'FontFaceSet' in that specification.
Working Draft Initial definition

Browser compatibility

FeatureChromeEdgeFirefoxInternet ExplorerOperaSafari
Basic support35 ?41 ? ?10
status ? ? ? ? ? ?
onloading ? ? ? ? ? ?
onloadingdone ? ? ? ? ? ?
onloadingerror ? ? ? ? ? ?
add ? ? ? ? ? ?
check35 ?41 ? ? ?
clear48 ? ? ? ? ?
delete ? ? ? ? ? ?
load35 ?41 ? ? ?
ready35 ?41 ? ? ?
FeatureAndroid webviewChrome for AndroidEdge mobileFirefox for AndroidOpera AndroidiOS SafariSamsung Internet
Basic support3535 ?41 ?10 ?
status ? ? ? ? ? ? ?
onloading ? ? ? ? ? ? ?
onloadingdone ? ? ? ? ? ? ?
onloadingerror ? ? ? ? ? ? ?
add ? ? ? ? ? ? ?
check3535 ?41 ? ? ?
clear4848 ? ? ? ? ?
delete ? ? ? ? ? ? ?
load3535 ?41 ? ? ?
ready3535 ?41 ? ? ?

Document Tags and Contributors

 Contributors to this page: fscholz, YoruNoHikage, jpmedley, Alhadis, teoli, Sebastianz
 Last updated by: fscholz,