Class: WelcomeState

Inherits:
GameState show all
Includes:
Singleton
Defined in:
lib/lib/game_states/welcome_state.rb

Overview

Game state of closing the game window

Instance Method Summary collapse

Methods inherited from GameState

#after_start, #before_end, switch!

Instance Method Details

#draw ⇒ Object 



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# File 'lib/lib/game_states/welcome_state.rb', line 38

def draw
  header_text = '
      /--  ///  /-/  -/-
      /--  |||  /-/   |
      /--  |||  |    -/-'

  if PlayState.instance.map # some map is loaded
    space_text = "\n\n\n"
    options_text = "
      Esc – Resume"
  else
    space_text = "\n\n\n\n"
    options_text = ""
  end

  options_text += "
      1 – Start New: Map 01
      2 – Start New: Map 02
      3 – Start New: Map 03\n
      0, Q – Quit"

  menu = Gosu::Image.from_text(
    header_text + space_text + options_text, 20)

  menu.draw((3*TILESIZE) + XTEXT, (2*TILESIZE) + YTEXT, ZTEXT)
end

#update(button) ⇒ Object

Process given button to cursor



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# File 'lib/lib/game_states/welcome_state.rb', line 20

def update(button)
  case(button)
  when Gosu::Kb0, Gosu::KbQ then
    GameState.switch!(QuitState.instance)
  when Gosu::KbEscape then
    if PlayState.instance.map
      GameState.switch!(PlayState.instance)
    end
  when Gosu::Kb1, Gosu::Kb2, Gosu::Kb3 then
    PlayState.instance.desired_new_map = {
       Gosu::Kb1 => 'm01',
       Gosu::Kb2 => 'm02',
       Gosu::Kb3 => 'm03'
    }[button]
    GameState.switch!(PlayState.instance)
  end
end