Class: PlayState

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

Overview

Game state of main gameplay

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from GameState

switch!

Instance Attribute Details

#desired_new_map=(value) ⇒ Object (writeonly)

Sets the attribute desired_new_map

Parameters:

  • value —

    the value to set the attribute desired_new_map to.



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# File 'lib/lib/game_states/play_state.rb', line 30

def desired_new_map=(value)
  @desired_new_map = value
end

#map ⇒ Object (readonly)

Returns the value of attribute map.



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# File 'lib/lib/game_states/play_state.rb', line 29

def map
  @map
end

Instance Method Details

#after_start ⇒ Object

Load new scenario or resume game



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# File 'lib/lib/game_states/play_state.rb', line 33

def after_start
  if @desired_new_map
    WinState.instance.unset_victory!
    load_new_map!
    help # show help after each loading of a new map
    @desired_new_map = nil

    next_faction_turn! # so FAC1 will be the first active faction, with announcement
  else
    # Make sure everything is set up
    unless @infopane and @map and @cursor
      abort("PlayState.after_start(): Map parts are not properly loaded
        (#{@infopane}, #{@map}, #{@cursor})")
    end

    @cursor.info_stopped = false

    # Remind player the current status
    if @cursor.freeroam
      @infopane.text = 'freeroam is enabled'
      puts 'freeroam is enabled'
    else
      @cursor.info
    end
  end
end

#before_end ⇒ Object

What to do just before state gets deactivated



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# File 'lib/lib/game_states/play_state.rb', line 61

def before_end
  @cursor.info_stopped = true
end

#draw ⇒ Object

Draw all parts of main window



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# File 'lib/lib/game_states/play_state.rb', line 84

def draw
  @map.draw_tiles
  @cursor.draw
  @infopane.draw
end

#help ⇒ Object

Printout the controls



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# File 'lib/lib/game_states/play_state.rb', line 141

def help
  puts "-----------\n" \
       "H: help, Esc: menu, Enter: info, " \
       ".: end your turn, J: switch freeroam\n" \
       "QWEADZXC or arrow keys: movement, K: previous unit, L: next unit\n" \
       "functions: S sentry, B build, N none\n" \
       "-----------\n"
end

#load_new_map! ⇒ Object

Load the desired map



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# File 'lib/lib/game_states/play_state.rb', line 91

def load_new_map!
  puts("=============\n" \
       "=============\n" \
       "Loading save: #{@desired_new_map}")
  @infopane = Infopane.new
  @map = Map.new(@desired_new_map, @infopane)
  @cursor = Cursor.new(0, 0, @map, @infopane)
end

#next_faction_turn! ⇒ Object

End turn of the active faction



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# File 'lib/lib/game_states/play_state.rb', line 101

def next_faction_turn!
  @infopane.next_faction!

  # Have all factions played this turn so we are now back at the first one?
  if @infopane.faction == 1
    puts "=============\n" \
         "End of turn\n" \
         "=============\n"
    @infopane.next_turn!
  end

  # Announce game state at the start of turn of the next faction
  # TODO add change-of-active-faction screen
  puts "-----------\n" + @infopane.turnscore

  # Activate functions and reset moves for units of the next faction
  functionable_faction_units = @map.all_units.select { |uu|
    uu.faction == @infopane.faction and
    uu.function != FUNCNONE
  }
  functionable_faction_units.each { |uu| uu.function! }

  all_faction_units = @map.all_units.select { |uu|
    uu.faction == @infopane.faction
  }
  all_faction_units.each { |uu| uu.reset_moves!}

  # Win check: current faction has lost all units
  if !WinState.instance.faction and all_faction_units.empty?
    WinState.instance.set_victory!(
      3 - @infopane.faction, # TODO more factions?
      'Annihilation', @infopane.turn, @infopane.score
    )
  end

  # Lock the cursor to the first waiting unit
  @cursor.reset!
end

#update(button) ⇒ Object

Process given button or send it to cursor



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# File 'lib/lib/game_states/play_state.rb', line 66

def update(button)
  case(button)
  when Gosu::KbEscape then
    unless WinState.instance.faction
      GameState.switch!(WelcomeState.instance)
    else
      GameState.switch!(WinState.instance)
    end
  when Gosu::KbPeriod then
    next_faction_turn!
  when Gosu::KbH then
    help
  else
    @cursor.update(button)
  end
end