Class: World

Inherits:
Object
  • Object
show all
Defined in:
lib/rofltim.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(horizon) ⇒ World

Returns a new instance of World.



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# File 'lib/rofltim.rb', line 160

def initialize horizon
  @ticks = 0
  @horizon = horizon
  @building_generator = BuildingGenerator.new(self, WindowColor.new)
  @background = Background.new(self)
  @player = Player.new(25, @background)
  @buildings = [ @building_generator.build(-10, 30, 120) ]
  @misc = [ Scoreboard.new(self), RoflCopter.new(50, 4, @background) ]
  @speed = 4
  @distance = 0
end

Instance Attribute Details

#background ⇒ Object (readonly)

Returns the value of attribute background.



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# File 'lib/rofltim.rb', line 171

def background
  @background
end

#buildings ⇒ Object (readonly)

Returns the value of attribute buildings.



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# File 'lib/rofltim.rb', line 171

def buildings
  @buildings
end

#distance ⇒ Object (readonly)

Returns the value of attribute distance.



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# File 'lib/rofltim.rb', line 171

def distance
  @distance
end

#horizon ⇒ Object (readonly)

Returns the value of attribute horizon.



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# File 'lib/rofltim.rb', line 171

def horizon
  @horizon
end

#misc ⇒ Object (readonly)

Returns the value of attribute misc.



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# File 'lib/rofltim.rb', line 171

def misc
  @misc
end

#player ⇒ Object (readonly)

Returns the value of attribute player.



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# File 'lib/rofltim.rb', line 171

def player
  @player
end

#speed ⇒ Object (readonly)

Returns the value of attribute speed.



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# File 'lib/rofltim.rb', line 171

def speed
  @speed
end

#ticks ⇒ Object (readonly)

Returns the value of attribute ticks.



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# File 'lib/rofltim.rb', line 171

def ticks
  @ticks
end

Instance Method Details

#building_under_player ⇒ Object 



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# File 'lib/rofltim.rb', line 214

def building_under_player
  buildings.detect do |b|
    b.x <= player.x && b.right_x >= player.right_x
  end
end

#tick ⇒ Object 



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# File 'lib/rofltim.rb', line 172

def tick
  # TODO: this, but less often.
  if @ticks % 20 == 0
    @building_generator.generate_if_necessary
    @building_generator.destroy_if_necessary
  end

  @distance += speed

  buildings.each do |b|
    b.move_left speed
  end

  if b = building_under_player
    if player.bottom_y > b.y
      b.move_left(-speed)
      @speed = 0
      @misc << Blood.new(player.x, player.y)
      @misc << GameOverBanner.new
      player.die!
    end
  end

  begin
    if STDIN.read_nonblock(1)
      if player.dead?
        return false
      else
        player.jump
      end
    end
  rescue Errno::EAGAIN
  end

  player.tick

  if b = building_under_player
    player.walk_on_building b if player.bottom_y >= b.y
  end

  @ticks += 1
end