GI.PangoCairo.Interfaces.Font

Font is an interface exported by fonts for use with Cairo. The actual type of the font will depend on the particular font technology Cairo was compiled to use.

Since: 1.18

Exported types

newtype Font

Memory-managed wrapper type.

Constructors

Font (ManagedPtr Font)

Instances

Eq Font

Defined in GI.PangoCairo.Interfaces.Font

Methods

(==) :: Font -> Font -> Bool

(/=) :: Font -> Font -> Bool

GObject Font

Defined in GI.PangoCairo.Interfaces.Font

Methods

gobjectType :: IO GType

IsGValue Font

Convert Font to and from GValue with toGValue and fromGValue.

Defined in GI.PangoCairo.Interfaces.Font

Methods

toGValue :: Font -> IO GValue

fromGValue :: GValue -> IO Font

HasParentTypes Font

Defined in GI.PangoCairo.Interfaces.Font

type ParentTypes Font

Defined in GI.PangoCairo.Interfaces.Font

type ParentTypes Font = '[Font, Object]

noFont :: Maybe Font

A convenience alias for Nothing :: Maybe Font.

class (GObject o, IsDescendantOf Font o) => IsFont o

Type class for types which can be safely cast to Font, for instance with toFont.

Instances

(GObject o, IsDescendantOf Font o) => IsFont o

Defined in GI.PangoCairo.Interfaces.Font

toFont :: (MonadIO m, IsFont o) => o -> m Font

Cast to Font, for types for which this is known to be safe. For general casts, use castTo.

Methods

Overloaded methods

getScaledFont

fontGetScaledFont

Arguments

:: (HasCallStack, MonadIO m, IsFont a)

=> a

font: a Font from a FontMap

-> m (Maybe ScaledFont)

Returns: the ScaledFont used by font, or Nothing if font is Nothing.

Gets the ScaledFont used by font. The scaled font can be referenced and kept using cairo_scaled_font_reference().

Since: 1.18