Application.scala

package com.musicdsl.application

import com.musicdsl.domain.{Eighth, Quarter, Half}
import com.musicdsl.factory.NoteFactory._
import com.musicdsl.factory.RestFactory._
import com.musicdsl.midi.MidiMusicEntitySequence.MidiMusicEntitySequence

/**
  * A sample application showing some possibilities of the library.
  */
object Application extends App {
  // Creates a song based on the `functional` scala list style
  val song =
          (C4 :: D4 :: E4                :: C4 :: Nil).repeat
    . ++ ((E4 :: F4 :: (G4 during Half)        :: Nil).repeat)
    . ++ ((G4 :: A4.octaveUp   :: G4 :: F4 :: Nil). ++ ((E4 :: C4 :: Nil).during(Quarter)).during(Eighth).repeat)
    . ++ ((C4 :: G4.octaveDown :: (C4 during Half) :: Nil).repeat)

  // Creates the same song based on the constructor scala list style
  val song2 =
       List(C, D, E,          C).repeat ++
       List(E, F, G during Half).repeat ++
      (List(G, A.octaveUp, G, F) ++ (List(E, C) during Quarter) during Eighth).repeat ++
       List(C, G.octaveDown, C during Half).repeat

  // Small demo for using rests as well
  val song3 = List(C, Rest, D, Rest, E).during(Half)

  // Small demo for possibilities of midi
  song.toMidi.play()
//  song.octaveUp.toMidi.writeFile()
}