Fonts
Factor handbook » UI framework » Implementing new gadgets » Customizing gadget appearance » Implementing custom drawing logic » Rendering text
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.
Modifying fonts:
Useful constants:
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:
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