Safe Haskell	None
Language	Haskell2010

Chart.Bar

Description

bar charts

Synopsis

Documentation

data BarOptions Source #

the usual bar chart eye-candy

Constructors

BarOptions
Fields rectOptions :: [RectOptions] outerGap :: Double innerGap :: Double displayValues :: Bool accumulateValues :: BarValueAcc orientation :: Orientation hudOptions :: HudOptions

Instances

Show BarOptions Source #
Methods showsPrec :: Int -> BarOptions -> ShowS # show :: BarOptions -> String # showList :: [BarOptions] -> ShowS #
Generic BarOptions Source #
Associated Types type Rep BarOptions :: * -> * # Methods from :: BarOptions -> Rep BarOptions x # to :: Rep BarOptions x -> BarOptions #
Default BarOptions Source #
Methods def :: BarOptions #
type Rep BarOptions Source #
type Rep BarOptions = D1 * (MetaData "BarOptions" "Chart.Bar" "chart-unit-0.7.0.0-BXvSbD7oeutD6IKgXEsdT" False) (C1 * (MetaCons "BarOptions" PrefixI True) ((::) ((::) (S1 * (MetaSel (Just Symbol "rectOptions") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 * [RectOptions])) ((::) (S1 * (MetaSel (Just Symbol "outerGap") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 * Double)) (S1 * (MetaSel (Just Symbol "innerGap") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 * Double)))) ((::) ((::) (S1 * (MetaSel (Just Symbol "displayValues") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 * Bool)) (S1 * (MetaSel (Just Symbol "accumulateValues") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 * BarValueAcc))) ((::) (S1 * (MetaSel (Just Symbol "orientation") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 * Orientation)) (S1 * (MetaSel (Just Symbol "hudOptions") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 * HudOptions))))))

data BarValueAcc Source #

whether to separate each Rect grouping or accumulate them

Constructors

BarValueSeparate
BarValueAccumulate

Instances

Show BarValueAcc Source #
Methods showsPrec :: Int -> BarValueAcc -> ShowS # show :: BarValueAcc -> String # showList :: [BarValueAcc] -> ShowS #
Generic BarValueAcc Source #
Associated Types type Rep BarValueAcc :: * -> * # Methods from :: BarValueAcc -> Rep BarValueAcc x # to :: Rep BarValueAcc x -> BarValueAcc #
type Rep BarValueAcc Source #
type Rep BarValueAcc = D1 * (MetaData "BarValueAcc" "Chart.Bar" "chart-unit-0.7.0.0-BXvSbD7oeutD6IKgXEsdT" False) ((:+:) * (C1 * (MetaCons "BarValueSeparate" PrefixI False) (U1 )) (C1 (MetaCons "BarValueAccumulate" PrefixI False) (U1 *)))

data BarData Source #

imagine a data frame ...

Constructors

BarData
Fields barData :: [[Double]] barRowLabels :: Maybe [Text] barColumnLabels :: Maybe [Text]

Instances

Show BarData Source #
Methods showsPrec :: Int -> BarData -> ShowS # show :: BarData -> String # showList :: [BarData] -> ShowS #
Generic BarData Source #
Associated Types type Rep BarData :: * -> * # Methods from :: BarData -> Rep BarData x # to :: Rep BarData x -> BarData #
type Rep BarData Source #
type Rep BarData = D1 * (MetaData "BarData" "Chart.Bar" "chart-unit-0.7.0.0-BXvSbD7oeutD6IKgXEsdT" False) (C1 * (MetaCons "BarData" PrefixI True) ((::) (S1 * (MetaSel (Just Symbol "barData") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 * [[Double]])) ((::) (S1 * (MetaSel (Just Symbol "barRowLabels") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 * (Maybe [Text]))) (S1 * (MetaSel (Just Symbol "barColumnLabels") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 * (Maybe [Text]))))))

barDataLowerUpper :: BarValueAcc -> [[Double]] -> [[(Double, Double)]] Source #

convert data to a range assuming a zero bound a very common but implicit assumption in a lot of bar charts

barRange :: [[Double]] -> Rect Double Source #

calculate the Rect range of a bar data set (imagine a data frame ...)

barChart :: BarOptions -> BarData -> Chart b Source #

A bar chart

barExample :: Chart b
barExample  =
  barChart def (BarData [ys] Nothing Nothing) <>
  hud
  ( #titles .~ [(def,"Bar Chart")] $
    #axes .~
    [ #tickStyle .~
      TickLabels labels' $
      def
    ] $
    #range .~ Just (fold (abs <$> rs)) $
    def)
  where
    labels' = fmap Text.pack <$> take 10 $ (:[]) <$> ['a'..]
    rs = rectBars 0.1 ys
    ys = [1,2,3,5,8,0,-2,11,2,1]

barChart example