Fonts
Factor handbook > UI framework > Implementing new gadgets > Customizing gadget appearance > Implementing custom drawing logic > Rendering text

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The fonts vocabulary implements a data type for fonts that other vocabularies, for example UI framework, can use. A font combines a font name, size, style, and color information into a single object.
font

<font> ( -- font )


Modifying fonts:
font-with-foreground ( font color -- font' )

font-with-background ( font color -- font' )


Useful constants:
monospace-font ( -- font )

sans-serif-font ( -- font )

serif-font ( -- font )


A data type for font metrics. The fonts vocabulary does not provide any means of computing font metrics, it simply defines a common data type that other vocabularies, such as ui.text may use:
metrics