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 constructors:
Variables controlling default values:
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> ( name -- font )
Modifying fonts:
font-with-foreground ( font color -- font' )
font-with-background ( font color -- font' )
Useful constructors:
monospace-font ( -- font )
sans-serif-font ( -- font )
serif-font ( -- font )
Variables controlling default values:
default-font-size ( -- size )
default-font-foreground ( -- color )
default-font-background ( -- color )
default-monospace-font-name ( -- name )
default-sans-serif-font-name ( -- name )
default-serif-font-name ( -- name )
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