Class: Fiveinarow::Game

Inherits:
Gosu::Window
  • Object
show all
Defined in:
lib/fiveinarow.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Game

Returns a new instance of Game.



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# File 'lib/fiveinarow.rb', line 15

def initialize
  super(800, 800, false)
  self.caption = 'Five In A Row'

  @board = Board.new(self, 22)

  @player_a = HotseatPlayer.new(Cell::PLAYER_A)
  @player_b = AIPlayer.new(Cell::PLAYER_B)

  @player_on_turn = @player_a

  @font = Gosu::Font.new(60)
  @background = Gosu::Image.new(self, 'media/background_800_800.png')
  @the_end = Gosu::Image.new(self, 'media/the_end_800_800.png')
  @last_milliseconds = 0
end

Instance Attribute Details

#state ⇒ Object

Returns the value of attribute state.



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# File 'lib/fiveinarow.rb', line 13

def state
  @state
end

Instance Method Details

#button_up(key) ⇒ Object

this is a callback for key up events or equivalent (there are constants for gamepad buttons and mouse clicks)



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# File 'lib/fiveinarow.rb', line 47

def button_up(key)
  self.close if key == Gosu::KbEscape

  # reset the game
  if @state == :end && key == Gosu::MsLeft
    @board = Board.new(self, 22)
    @state = :game
    return
  end

  if @player_on_turn.class == HotseatPlayer && key == Gosu::MsLeft
    if @board.cell_clicked(mouse_x, mouse_y, @player_on_turn.sym)

      if @state == :end
        return
      end

      switch_players

      if @player_on_turn.class == AIPlayer
        @player_on_turn.make_move(@board)
        switch_players
      end
    end
  end
end

#draw ⇒ Object 



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# File 'lib/fiveinarow.rb', line 32

def draw
  @background.draw(0, 0, ZOrder::Background)
  @board.draw(mouse_x, mouse_y, @player_on_turn.sym)
  if @state == :end
    @the_end.draw(0, 0, ZOrder::TheEnd)
  end

end

#needs_cursor? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fiveinarow.rb', line 41

def needs_cursor?
  true
end

#switch_players ⇒ Object 



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# File 'lib/fiveinarow.rb', line 74

def switch_players
  if @player_on_turn == @player_a
    @player_on_turn = @player_b
  else
    @player_on_turn = @player_a
  end
end

#update ⇒ Object 



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# File 'lib/fiveinarow.rb', line 82

def update
  self.update_delta
  # with a delta we need to express the speed of our entities in
  # terms of pixels/second
end

#update_delta ⇒ Object 



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# File 'lib/fiveinarow.rb', line 88

def update_delta
  # Gosu::millisecodns returns the time since the window was created
  # Divide by 1000 since we want to work in seconds
  current_time = Gosu::milliseconds / 1000.0
  # clamping here is important to avoid strange behaviors
  @delta = [current_time - @last_milliseconds, 0.25].min
  @last_milliseconds = current_time
end