Wumpus.Basic.Graphic.DrawingContext

Drawing attributes

** WARNING ** - this module needs systematic naming schemes both for update functions (primaryColour, ...) and for synthesized selectors (e.g. lowerxHeight). The current names will change.

Drawing context

data DrawingContext

Constructors

DrawingContext

Fields

stroke_props :: StrokeAttr

font_props :: FontAttr

primary_colour :: RGBi

secondary_colour :: RGBi

Instances

Eq DrawingContext

Show DrawingContext

standardContext :: FontSize -> DrawingContext

textAttr :: DrawingContext -> (RGBi, FontAttr)

markHeight :: FromPtSize u => DrawingContext -> u

A Mark is consider to be the height of a lowercase letter in the current font.

Note better to use xlowerHeight

lowerxHeight :: FromPtSize u => DrawingContext -> u

Height of a lower case 'x' in Courier.

'x' has no ascenders or descenders.

textDimensions :: FromPtSize u => String -> DrawingContext -> (u, u)

textDimensions : text -> DrawingContext -> (width,height)

Modifiers

Line widths

thick :: DrawingContext -> DrawingContext

ultrathick :: DrawingContext -> DrawingContext

thin :: DrawingContext -> DrawingContext

Dash Pattern

dashPattern :: DashPattern -> DrawingContext -> DrawingContext

Font properties

fontsize :: Int -> DrawingContext -> DrawingContext

fontface :: FontFace -> DrawingContext -> DrawingContext

Colour

swapColours :: DrawingContext -> DrawingContext

primaryColour :: RGBi -> DrawingContext -> DrawingContext

secondaryColour :: RGBi -> DrawingContext -> DrawingContext