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WIP of tupler update.

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This commit is contained in:
Sarah Gerweck 2015-05-01 19:28:25 -07:00
parent 35a04d2651
commit 23212dfde8
1 changed files with 21 additions and 34 deletions
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55
src/main/scala/org/gerweck/scalafx/util/ObservableTupler.scala
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@ -15,6 +15,7 @@ import Scalaz._
import shapeless._
import shapeless.syntax._
import shapeless.ops.hlist._
import shapeless.ops.function._
import scalafx.beans.property.ObjectProperty
import scalafx.beans.value.ObservableValue
@ -32,38 +33,6 @@ class ObservableTupler
tupler: Tupler.Aux[HLParams, TParams],
lister: ToList[HLObs, Observable[_]]) {
def ap[O, P, Appended <: HList]
(f: ObservableValue[O, P])
(implicit prepend: Prepend.Aux[HLObs, ObservableValue[O, P]::HNil, Appended]) = {
hlist :+ f
}
def uw[O, P, Appended <: HList, Unwrapped <: HList]
(f: ObservableValue[O, P])
(implicit prepend: Prepend.Aux[HLObs, ObservableValue[O, P]::HNil, Appended],
uw: Mapper.Aux[ObservableUnwrapper.type, Appended, Unwrapped]): Unwrapped = {
uw(hlist :+ f)
}
def tp[O, P, Appended <: HList, Unwrapped <: HList, Tupled <: Product]
(f: ObservableValue[O, P])
(implicit prepend: Prepend.Aux[HLObs, ObservableValue[O, P]::HNil, Appended],
uw: Mapper.Aux[ObservableUnwrapper.type, Appended, Unwrapped],
tplr: Tupler.Aux[Unwrapped, Tupled]): Tupled = {
uw(hlist :+ f).tupled
}
def tl[O, P, Appended <: HList, Unwrapped <: HList, Tupled <: Product, ApList]
(f: ObservableValue[O, P])
(implicit prepend: Prepend.Aux[HLObs, ObservableValue[O, P]::HNil, Appended],
uw: Mapper.Aux[ObservableUnwrapper.type, Appended, Unwrapped],
tplr: Tupler.Aux[Unwrapped, Tupled],
lst: ToList[Appended, Observable[_]]): Tupled = {
val hl = hlist :+ f
hl.toList
uw(hl).tupled
}
def |@|[O, P, Appended <: HList, Unwrapped <: HList, Tupled <: Product, ApList]
(f: ObservableValue[O, P])
(implicit prepend: Prepend.Aux[HLObs, ObservableValue[O, P]::HNil, Appended],
@ -74,6 +43,21 @@ class ObservableTupler
new ObservableTupler[Appended, Unwrapped, Tupled](newHL)
}
def hlisted: ObservableValue[HLParams, HLParams] = {
def calculate() = unwrapper(hlist)
val original = calculate()
val prop = ObjectProperty[HLParams](original)
for {
component <- hlist.toList
} {
component onChange {
prop.value = calculate()
}
}
prop
}
def tupled: ObservableValue[TParams, TParams] = {
def calculate() = unwrapper(hlist).tupled
@ -90,7 +74,11 @@ class ObservableTupler
prop
}
def apply[C](f: TParams => C): Observable[C] = tupled map f
def apply[Func, Result](f: Func)(implicit ffp: FnFromProduct.Aux[HLParams => Result, Func], ftp: FnToProduct.Aux[Func, HLParams => Result]): ObservableValue[Result, Result] = {
hlisted map ftp(f)
}
// def apply[C](f: TParams => C): Observable[C] = tupled map f
}
object ObservableUnwrapper extends Poly1 {
@ -98,7 +86,6 @@ object ObservableUnwrapper extends Poly1 {
}
object ObservableTupler {
def apply[A, A1, B, B1](a: ObservableValue[A, A1], b: ObservableValue[B, B1]) = {
new ObservableTupler(a::b::HNil)
}