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Number.purs
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Number.purs
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module InteractiveData.DataUIs.Number
( NumberMsg
, NumberState
, CfgNumber
, number
, number_
, defaultCfgNumber
) where
import InteractiveData.Core.Prelude
import Chameleon as C
import InteractiveData.UI.NumberInput as UI.NumberInput
import InteractiveData.UI.Slider as UI.Slider
-------------------------------------------------------------------------------
--- Types
-------------------------------------------------------------------------------
data NumberMsg
= SetNumber Number
| SetMin
| SetMax
| SetCenter
newtype NumberState = NumberState Number
derive newtype instance Show NumberState
-------------------------------------------------------------------------------
--- Extract
-------------------------------------------------------------------------------
extract :: NumberState -> DataResult Number
extract (NumberState s) = Right s
-------------------------------------------------------------------------------
--- Init
-------------------------------------------------------------------------------
init :: { initCfg :: Maybe Number } -> Maybe Number -> NumberState
init { initCfg } initGlobal = case initCfg, initGlobal of
Just n, Nothing -> NumberState n
Nothing, Just n -> NumberState n
Nothing, Nothing -> NumberState zero
Just _, Just n -> NumberState n
-------------------------------------------------------------------------------
--- Update
-------------------------------------------------------------------------------
update
:: { min :: Number
, max :: Number
}
-> NumberMsg
-> NumberState
-> NumberState
update { min, max } msg _ =
case msg of
SetNumber newNumber -> NumberState newNumber
SetMin -> NumberState min
SetMax -> NumberState max
SetCenter -> NumberState $ (min + max) / 2.0
-------------------------------------------------------------------------------
--- View
-------------------------------------------------------------------------------
type CfgView =
{ min :: Number
, max :: Number
, step :: Number
}
view :: forall html. IDHtml html => CfgView -> NumberState -> html NumberMsg
view
{ min, max, step }
(NumberState value) =
withCtx \_ ->
let
el =
{ root: styleNode C.div
[ "display: flex"
, "flex-direction: row"
, "align-items: center"
, "justify-content: space-between"
, "gap: 10px"
]
, slider: styleNode C.div
[ "flex: 3" ]
, input: styleNode C.div
[ "flex: 1" ]
}
in
el.root []
[ el.slider []
[ UI.Slider.view
{ min
, max
, step
, value
, onChange: SetNumber
}
]
, el.input []
[ UI.NumberInput.view
{ min
, max
, step
, value
, onChange: SetNumber
}
]
]
-------------------------------------------------------------------------------
--- DataActions
-------------------------------------------------------------------------------
actions :: Array (DataAction NumberMsg)
actions =
[ DataAction
{ label: "Min"
, description: "Set to min"
, msg: This $ SetMin
}
, DataAction
{ label: "Center"
, description: "Set to center"
, msg: This $ SetCenter
}
, DataAction
{ label: "Max"
, description: "Set to max"
, msg: This $ SetMax
}
]
-------------------------------------------------------------------------------
--- DataUI
-------------------------------------------------------------------------------
type CfgNumber =
{ text :: Maybe String
, min :: Number
, max :: Number
, step :: Number
, init :: Maybe Number
}
defaultCfgNumber :: CfgNumber
defaultCfgNumber =
{ text: Nothing
, min: -100.0
, max: 100.0
, step: 1.0
, init: Nothing
}
number
:: forall opt html fm fs
. OptArgs CfgNumber opt
=> IDHtml html
=> opt
-> DataUI (IDSurface html) fm fs NumberMsg NumberState Number
number opt =
let
cfg :: CfgNumber
cfg = getAllArgs defaultCfgNumber opt
in
DataUI \_ -> DataUiInterface
{ name: "Number"
, view: \state -> IDSurface \_ ->
DataTree
{ view: view (pick cfg) state
, actions
, children: Fields []
, meta: Nothing
, text: cfg.text
}
, extract
, update: update (pick cfg)
, init: init { initCfg: cfg.init }
}
number_
:: forall html fm fs
. IDHtml html
=> DataUI (IDSurface html) fm fs NumberMsg NumberState Number
number_ = number {}