Geomancy.Layout.Alignment

Documentation

type Alignment = Vec2

leftcenterright & topmiddlebottom

leftTop :: Alignment

leftMiddle :: Alignment

leftBottom :: Alignment

centerTop :: Alignment

center :: Alignment

centerBottom :: Alignment

rightTop :: Alignment

rightMiddle :: Alignment

rightBottom :: Alignment

type Origin = Float

pattern Begin :: Origin

pattern Middle :: Origin

pattern End :: Origin

placeSize1d :: Origin -> Float -> Float -> (Float, Float)

Distribute size difference according to origin.

(before, after) = placeSize1d _origin size target
before + size + after === target

placeBegin = placeSize1d 0
(0.0, 1.0) = placeBegin 1.0 2.0

placeMiddle = placeSize1d 0.5
(1.0, 1.0) = placeMiddle 1.0 3.0

placeEnd = placeSize1d 1.0
(1.0, 0.0) = placeEnd 1.0 2.0