FontFaceSet

The FontFaceSet interface of the CSS Font Loading API manages the loading of font-faces and querying of their download status. It is available as Document.fonts.

Properties

FontFaceSet.status Read only

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

FontFaceSet.ready Read only

Promise which resolves once font loading and layout operations have completed.

FontFaceSet.size Read only

Returns the number of values in the FontFaceSet.

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 value that indicates whether a font is loaded, but doesn't initiate a load when it isn't.

FontFaceSet.clear()

Removes all manually-added fonts from the font set. CSS-connected fonts are unaffected.

FontFaceSet.delete()

Removes a manually-added font from the font set. CSS-connected fonts are unaffected.

FontFaceSet.entries()

Returns a new iterator with the values for each element in the FontFaceSet in insertion order.

FontFaceSet.forEach()

Executes a provided function for each value in the FontFaceSet object.

FontFaceSet.has()

Returns a Boolean asserting whether an element is present with the given value.

FontFaceSet.keys()

An alias for CustomStateSet.values().

FontFaceSet.load()

Returns a Promise which resolves to a list of font-faces for a requested font.

FontFaceSet.values()

Returns a new iterator object that yields the values for each element in the FontFaceSet object in insertion order.

Specifications

Specification
CSS Font Loading Module Level 3 (CSS Font Loading 3)
# FontFaceSet-interface

Browser compatibility

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