Class: SpaceInvaders::InvadersContainer

Inherits:
Base
  • Object
show all
Includes:
Fireable
Defined in:
lib/space_invaders/invaders/invaders_container.rb

Instance Attribute Summary collapse

Attributes inherited from Base

#app

Instance Method Summary collapse

Methods included from Fireable

#bullet_collection, #bullet_offset_speed, #bullets_going_down?, #fire!

Methods inherited from Base

#game_status

Constructor Details

#initialize(app) ⇒ InvadersContainer

Returns a new instance of InvadersContainer.



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# File 'lib/space_invaders/invaders/invaders_container.rb', line 10

def initialize app
  super
  create_invader_rows
  @change_time = Time.now
  @can_fire = Time.now
  @direction = :right
  @y_offset = 0
end

Instance Attribute Details

#invader_rows ⇒ Object (readonly)

Returns the value of attribute invader_rows.



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# File 'lib/space_invaders/invaders/invaders_container.rb', line 8

def invader_rows
  @invader_rows
end

Instance Method Details

#any_invaders? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/space_invaders/invaders/invaders_container.rb', line 49

def any_invaders?
  not count.zero?
end

#count ⇒ Object 



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# File 'lib/space_invaders/invaders/invaders_container.rb', line 45

def count
  invader_rows.map {|invader_row| invader_row.count}.inject(:+) || 0
end

#draw ⇒ Object 



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# File 'lib/space_invaders/invaders/invaders_container.rb', line 40

def draw
  invader_rows.each {|invader_row| invader_row.draw }
  bullets.draw
end

#no_invaders? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/space_invaders/invaders/invaders_container.rb', line 53

def no_invaders?
  count.zero?
end

#reinitialize! ⇒ Object 



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# File 'lib/space_invaders/invaders/invaders_container.rb', line 57

def reinitialize!
  create_invader_rows
  bullets.clear
  rival_bullets.clear
  @change_time = Time.now
  @can_fire = Time.now
end

#update ⇒ Object 



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# File 'lib/space_invaders/invaders/invaders_container.rb', line 19

def update
  check_collision

  if no_invaders?
    app.next_level_screen.timer_start!
    return game_status.next_level!
  end

  if can_change?
    change_direction
    @change_time = Time.now
  end

  if can_fire?
    fire!
    @can_fire = Time.now
  end

  bullets.update
end