Class: BuildState

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

Overview

Game state of closing the game window

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from GameState

#after_start, #before_end, switch!

Instance Attribute Details

#unit ⇒ Object

Returns the value of attribute unit.



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# File 'lib/lib/game_states/build_state.rb', line 13

def unit
  @unit
end

Instance Method Details

#draw ⇒ Object 



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# File 'lib/lib/game_states/build_state.rb', line 59

def draw
  # Combine parts according to if there already is some project set
  unit_text = "Built so far in " + @unit.to_s + ":"
  if @unit.project
    project_text = "
      #{@unit.parts_built} " +
      "part#{ 's' unless @unit.parts_built == 1 } of " +
      @unit.project.name + " (" + @unit.build_info + ")"
  else
    project_text = "
      no project selected"
  end

  options_text = "Select the project:\n
      1, A – Army (#{ @unit.price_list[Army] } turns)
      2, S – Ship (#{ @unit.price_list[Ship] } turns)\n
      0, N – none
      Esc – cancel project #{ @unit.project ? 'change' : 'setup'}"

  build_project = Gosu::Image.from_text(
    unit_text + "\n" + project_text + "\n\n" + options_text, 20)
  build_project.draw((2*TILESIZE) + XTEXT, (2*TILESIZE) + YTEXT, ZTEXT)
end

#reset_function! ⇒ Object

If “none” project was selected reset also the function



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# File 'lib/lib/game_states/build_state.rb', line 53

def reset_function!()
  puts PROMPT + @unit.to_s + ": no project selected, resetting function"
  @unit.set_function!(FUNCNONE)
  GameState.switch!(PlayState.instance)
end

#update(button) ⇒ Object

Process given button to cursor



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# File 'lib/lib/game_states/build_state.rb', line 25

def update(button)
  project = nil

  case(button)
  when Gosu::KbEscape then
    # If there was no project selected before then behave same as "none" option
    unless @unit.project
      reset_function!()
    else
      puts PROMPT + @unit.to_s + ": cancelling, nothing changed"
      GameState.switch!(PlayState.instance)
    end
  when Gosu::Kb0, Gosu::KbN then
    reset_function!()
  when Gosu::Kb1, Gosu::KbA then
    project = Army
  when Gosu::Kb2, Gosu::KbS then
    project = Ship
  end

  # Did we get any proper answer?
  if project
    @unit.set_project!(project)
    GameState.switch!(PlayState.instance)
  end
end