marco-code-sessie-1-1212xx-geloof-ik

Animal.scala

class Animal {
  def makeSound() = "Hi! I weigh " + weight
  val weight = 15.5
}


class Dog extends Animal {
  override def makeSound() = "woof!"
  override val weight = 2.0
}

class Cat extends Animal {
  override def makeSound() = "meow!"
  override val weight = 1.0
}

class Doberman extends Dog {
  override def makeSound() = "GRRRRRRRRR WOOF WOOF! GRRRR!"
}

// --------------

class Scale {
  val name = "some abstract scale"
  val notes = List(0, 2, 4, 5, 7, 9, 11, 12)
  def transpose(semitones: Int) = notes map (note => note+semitones)
  override def toString = name + ": " + notes 
}

class NaturalMinorScale extends Scale {
  override val name = "natural minor"
  override val notes = List(0, 2, 3, 5, 7, 8, 10, 12)
}

// ------------------

object Main extends App {
  val a1 = new Animal
  var i = 0
}