#==============================================================================
# ■ セーブ画面背景保存
#------------------------------------------------------------------------------
#   セーブ時の背景を保存したり、ロード時に背景を表示したりします
# 要「共通定義」Ver1.07以降
#
# *月の下の宿
# URL：http://gekkasou.shiteyattari.com/
#==============================================================================

module An_BGF
  #背景データを保存するファイル名("名前.rvdata")
  FileName = "An_System.rvdata"
end

#==============================================================================
# ■ Scene_File
#==============================================================================

class Scene_File < Scene_Base
  #--------------------------------------------------------------------------
  # ● 開始処理
  #--------------------------------------------------------------------------
  alias an_bgf_start start
  def start
    an_bgf_start
    for i in @savefile_windows
      i.back_opacity = @help_window.back_opacity = 100
      if @background_window != nil
        i.opacity = 0
        @background_window.back_opacity = 100
        break
      end
    end
    create_menu_background
  end
  #--------------------------------------------------------------------------
  # ● セーブの実行
  #--------------------------------------------------------------------------
  alias an_bgf_do_save do_save
  def do_save
    if FileTest.exist?(An_BGF::FileName)
      file = File.open(An_BGF::FileName, "rb")
      background = Marshal.load(file)
      file.close
    else
      background = []
    end
    background[@index] = $game_temp.background_bitmap._dump(0)
    file = File.open(An_BGF::FileName, "wb")
    Marshal.dump(background, file)
    file.close
    an_bgf_do_save
  end
  #--------------------------------------------------------------------------
  # ● メニュー画面系の背景作成
  #--------------------------------------------------------------------------
  def create_menu_background
    update_menu_background
  end
  #--------------------------------------------------------------------------
  # ● メニュー画面系の背景更新
  #--------------------------------------------------------------------------
  def update_menu_background
    return if @last_index == @index
    if @index != nil
      if FileTest.exist?(An_BGF::FileName)
        file = File.open(An_BGF::FileName, "rb")
        background = Marshal.load(file)
        file.close
        if @savefile_windows[@index].file_exist
          begin
            bitmap = Bitmap._load(background[@index])
          rescue
            bitmap = nil
          end
        end
      end
    end
    bitmap = $game_temp.background_bitmap if bitmap.nil?
    @menuback_sprite = Sprite.new
    @menuback_sprite.bitmap = bitmap
    @menuback_sprite.color.set(16, 16, 16, 128)
    @last_index = @index
  end
end

#Ver1.01