Class: SpaceInvaders::Ship

Inherits:
Base
  • Object
show all
Includes:
Collideable, Fireable, Mesurable
Defined in:
lib/space_invaders/ship/ship.rb

Instance Attribute Summary collapse

Attributes included from Mesurable

#x_position, #y_position

Attributes inherited from Base

#app

Instance Method Summary collapse

Methods included from Collideable

#collides_with?, #got_hit_by?

Methods included from Fireable

#bullet_collection, #fire!

Methods included from Mesurable

#height, #width, #x_middle

Methods inherited from Base

#game_status

Constructor Details

#initialize(app) ⇒ Ship

Returns a new instance of Ship.



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# File 'lib/space_invaders/ship/ship.rb', line 13

def initialize app
  super
  @image = app.images.ship
  @x_position = app.width/2 - 40
  @y_position = app.height - 50
  @lives = 3
  @drowned_ship_animator = DrownedShipAnimator.new app, self
end

Instance Attribute Details

#drowned_ship_animator ⇒ Object

Returns the value of attribute drowned_ship_animator.



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# File 'lib/space_invaders/ship/ship.rb', line 11

def drowned_ship_animator
  @drowned_ship_animator
end

#image ⇒ Object

Returns the value of attribute image.



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# File 'lib/space_invaders/ship/ship.rb', line 11

def image
  @image
end

#lives ⇒ Object

Returns the value of attribute lives.



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# File 'lib/space_invaders/ship/ship.rb', line 11

def lives
  @lives
end

Instance Method Details

#bullet_offset_speed ⇒ Object 



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# File 'lib/space_invaders/ship/ship.rb', line 51

def bullet_offset_speed
  10
end

#bullets_going_down? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/space_invaders/ship/ship.rb', line 47

def bullets_going_down?
  false
end

#draw ⇒ Object 



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# File 'lib/space_invaders/ship/ship.rb', line 55

def draw
  @image.draw @x_position, @y_position, 1
  bullet_collection.draw
end

#no_more_lives? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/space_invaders/ship/ship.rb', line 35

def no_more_lives?
  lives == 0
end

#shooter ⇒ Object 



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# File 'lib/space_invaders/ship/ship.rb', line 39

def shooter
  self
end

#sound ⇒ Object 



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# File 'lib/space_invaders/ship/ship.rb', line 43

def sound
  app.sounds.ship_bullet_sound
end

#update ⇒ Object 



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# File 'lib/space_invaders/ship/ship.rb', line 22

def update
  if game_status.drowned_ship?
    drowned_ship_animator.update
  else
    if collides_with? rival_bullets
      handle_collision
    else
      move_ship
      bullet_collection.update
    end
  end
end