   painter.draw_buildings()
 
   painter.draw_gorillas()
+  painter.throw_banana(30, 45)

    @color = color

  draw_gorillas: ->
    building = @buildings[2]
    gorilla_1 = new Gorilla(@context)
    gorilla_1.draw(building.position_at_x(), building.position_at_y())
    building = @buildings[7]
    gorilla_2 = new Gorilla(@context)
    gorilla_2.draw(building.position_at_x(), building.position_at_y())

    gorilla_1.throw_banana()

class Gorilla
  constructor:(@context) ->

    @y = y-40
    @context.drawImage(@image(), @x, @y, 40, 40)

  throw_banana:(force, angle) ->
    banana = new Banana(@context, @x+30, @y-30)
    banana.throw(force, angle)

class Banana
  constructor:(context, initial_x, initial_y) ->
