module VariablesDisplayScript
  # 표시 토글 스위치 - 해당 스위치가 ON 일경우 표시
  SWITCH = 1
  
  # 표시위치 - 0:왼쪽 위,  1:오른쪽 위,  2:왼쪽 아래,  3:오른쪽 아래
  POSITION = 3
  
  # 윈도우 넓이
  WINDOW_WIDTH = 200
  
  # 글자 크기
  FONT_SIZE = 20
  
  # 표시할 변수이름, 변수 번호
  # ["이름", 번호1(, 번호2)]
  ITEM = [
  ["변수이름",1],
  ["2번째 변수",3,4],
  ["3번",5],
  ["4번 변수",6,7],
  ]
end

class Window_VariablesDisplay < Window_Base
  #--------------------------------------------------------------------------
  # ● 초기화
  #--------------------------------------------------------------------------
  def initialize
    super(window_x, window_y, width, height)
    contents.font.size = font_size
    update_visible
    update_values
  end
  #--------------------------------------------------------------------------
  # ● 새로고침
  #--------------------------------------------------------------------------
  def refresh
    contents.clear
    _y = 0
    item.each do |i|
      text = sprintf("%s : %d", i[0],value(i[1]))
      text += sprintf("/%d", value(i[2])) if i[2]
      draw_text(0, _y, text_size(text).width, line_height, text)
      _y += line_height
    end
  end
  #--------------------------------------------------------------------------
  # ● 갱신
  #--------------------------------------------------------------------------
  def update
    super
    update_values if update_visible
  end
  #--------------------------------------------------------------------------
  # ● 투명화 갱신
  #--------------------------------------------------------------------------
  def update_visible
    self.visible = switch_value
  end
  #--------------------------------------------------------------------------
  # ● 내용 갱신
  #--------------------------------------------------------------------------
  def update_values
    unless @values == values
      @values = values
      refresh
    end
  end
  #--------------------------------------------------------------------------
  # ● 스위치 상태 취득
  #--------------------------------------------------------------------------
  def switch_value
    $game_switches[VariablesDisplayScript::SWITCH]
  end
  #--------------------------------------------------------------------------
  # ● 값 배열 취득
  #--------------------------------------------------------------------------
  def values
    result = []
    item.each do |i|
      result.push(value(i[1]))
      result.push(value(i[2])) if i[2]
    end
    return result.dup
  end
  #--------------------------------------------------------------------------
  # ● 변수의 값 취득
  #--------------------------------------------------------------------------
  def value(n)
    $game_variables[n]
  end
  #--------------------------------------------------------------------------
  # ● 글자 크기
  #--------------------------------------------------------------------------
  def font_size
    VariablesDisplayScript::FONT_SIZE
  end
  #--------------------------------------------------------------------------
  # ● 한 줄의 높이
  #--------------------------------------------------------------------------
  def line_height
    font_size
  end
  #--------------------------------------------------------------------------
  # ● 변수 아이템
  #--------------------------------------------------------------------------
  def item
    VariablesDisplayScript::ITEM
  end
  #--------------------------------------------------------------------------
  # ● 윈도우 넓이
  #--------------------------------------------------------------------------
  def width
    VariablesDisplayScript::WINDOW_WIDTH
  end
  #--------------------------------------------------------------------------
  # ● 윈도우 높이
  #--------------------------------------------------------------------------
  def height
    fitting_height(item.size)
  end
  #--------------------------------------------------------------------------
  # ● 윈도우 표시 좌표 X
  #--------------------------------------------------------------------------
  def window_x
    case pos
    when 0, 2; 0
    when 1, 3; Graphics.width - width
    end
  end
  #--------------------------------------------------------------------------
  # ● 윈도우 표시 좌표 Y
  #--------------------------------------------------------------------------
  def window_y
    case pos
    when 0, 1; 0
    when 2, 3; Graphics.height - height
    end
  end
  #--------------------------------------------------------------------------
  # ● 윈도우 표시 위치
  #--------------------------------------------------------------------------
  def pos
    VariablesDisplayScript::POSITION
  end
end

class Scene_Map < Scene_Base
  #--------------------------------------------------------------------------
  # ● 시작
  #--------------------------------------------------------------------------
  alias variables_display_script_start start
  def start
    variables_display_script_start
    @window_var_disp = Window_VariablesDisplay.new
  end
  #--------------------------------------------------------------------------
  # ● 종료
  #--------------------------------------------------------------------------
  alias variables_display_script_terminate terminate
  def terminate
    @window_var_disp.dispose
    variables_display_script_terminate
  end
  #--------------------------------------------------------------------------
  # ● 갱신
  #--------------------------------------------------------------------------
  alias variables_display_script_update update
  def update
    @window_var_disp.update
    variables_display_script_update
  end
end






# presented by 허걱