#==============================================================================
# ■ VX-RGSS-2-load TitleCustom【ロード】      by Claimh
#------------------------------------------------------------------------------
# USE_LOADが有効のときに使用します。
#------------------------------------------------------------------------------
# ロード画面から戻る際にロゴ等を表示されないようにできます。
# 基本的にScene_Fileの処理をそのままコピー
#==============================================================================

class Scene_Title
  #--------------------------------------------------------------------------
  # ● ロードフェーズ：総合フレーム更新
  #--------------------------------------------------------------------------
  def update_phase_load
    case @local_phase
    when 0; load_phase_initialize  # 準備
    when 1; load_phase_update      # 操作フレーム更新
    when 2; load_phase_terminate   # 終了
    end
    title_phase_update_titleback
  end
  #--------------------------------------------------------------------------
  # ● ロードフェーズ：準備
  #--------------------------------------------------------------------------
  def load_phase_initialize
    # Load.initialize
    # テンポラリオブジェクトを再作成
    $game_temp = Game_Temp.new
    # タイムスタンプが最新のファイルを選択
    $game_temp.last_file_index = 0
    latest_time = Time.at(0)
    for i in 0...Title_Custom::SAVE_FILE_MAX
      filename = save_file(i)
      if FileTest.exist?(filename)
        file = File.open(filename, "r")
        if file.mtime > latest_time
          latest_time = file.mtime
          $game_temp.last_file_index = i
        end
        file.close
      end
    end
    # start & create_savefile_windows
    # ヘルプウィンドウを作成
    @help_window = Window_Help.new
    #
    @savefile_windows = []
    for i in 0...Title_Custom::SAVE_FILE_MAX
      @savefile_windows.push(Window_SaveFile.new(i, save_file(i)))
    end
    @load_item_max = Title_Custom::SAVE_FILE_MAX
    #
    @load_index = load_phase_latest_file_index
    @help_window.set_text(Vocab::LoadMessage)
    @savefile_windows[@load_index].selected = true
    #
    @local_phase = 1
  end
  #--------------------------------------------------------------------------
  # ● タイムスタンプが最新のファイルを選択
  #--------------------------------------------------------------------------
  def load_phase_latest_file_index
    index = 0
    latest_time = Time.at(0)
    for i in 0...@savefile_windows.size
      if @savefile_windows[i].time_stamp > latest_time
        latest_time = @savefile_windows[i].time_stamp
        index = i
      end
    end
    return index
  end
  #--------------------------------------------------------------------------
  # ● ロードフェーズ：操作フレーム更新
  #--------------------------------------------------------------------------
  def load_phase_update
    # ウィンドウを更新
    @help_window.update
    for i in @savefile_windows
      i.update
    end
    if Input.trigger?(Input::C)
      if @savefile_windows[@load_index].file_exist
        Sound.play_load
        load_phase_do_load
      else
        Sound.play_buzzer
        return
      end
    elsif Input.trigger?(Input::B)
      load_phase_on_cancel
      return
    else
      last_index = @load_index
      if Input.repeat?(Input::DOWN)
        load_phase_cursor_down(Input.trigger?(Input::DOWN))
      end
      if Input.repeat?(Input::UP)
        load_phase_cursor_up(Input.trigger?(Input::UP))
      end
      if @load_index != last_index
        Sound.play_cursor
        @savefile_windows[last_index].selected = false
        @savefile_windows[@load_index].selected = true
      end
    end
  end
  #--------------------------------------------------------------------------
  # ● ロードの実行
  #--------------------------------------------------------------------------
  def load_phase_do_load
    file = File.open(@savefile_windows[@load_index].filename, "rb")
    load_phase_read_save_data(file)
    file.close
    $scene = Scene_Map.new
    RPG::BGM.fade(1500)
    Graphics.fadeout(60)
    Graphics.wait(40)
    @last_bgm.play
    @last_bgs.play
    # 終了
    @phase = 0
    load_phase_exit
  end
  #--------------------------------------------------------------------------
  # ● セーブデータの読み込み
  #     file : 読み込み用ファイルオブジェクト (オープン済み)
  #--------------------------------------------------------------------------
  def load_phase_read_save_data(file)
    characters           = Marshal.load(file)
    Graphics.frame_count = Marshal.load(file)
    @last_bgm            = Marshal.load(file)
    @last_bgs            = Marshal.load(file)
    $game_system         = Marshal.load(file)
    $game_message        = Marshal.load(file)
    $game_switches       = Marshal.load(file)
    $game_variables      = Marshal.load(file)
    $game_self_switches  = Marshal.load(file)
    $game_actors         = Marshal.load(file)
    $game_party          = Marshal.load(file)
    $game_troop          = Marshal.load(file)
    $game_map            = Marshal.load(file)
    $game_player         = Marshal.load(file)
    if $game_system.version_id != $data_system.version_id
      $game_map.setup($game_map.map_id)
      $game_player.center($game_player.x, $game_player.y)
    end
  end
  #--------------------------------------------------------------------------
  # ● ロードフェーズ：キャンセル
  #--------------------------------------------------------------------------
  def load_phase_on_cancel
    Sound.play_cancel
    @phase = PHASE_TITLE
    load_phase_exit
  end
  #--------------------------------------------------------------------------
  # ● カーソルを下に移動
  #     wrap : ラップアラウンド許可
  #--------------------------------------------------------------------------
  def load_phase_cursor_down(wrap)
    if @load_index < @load_item_max - 1 or wrap
      @load_index = (@load_index + 1) % @load_item_max
    end
  end
  #--------------------------------------------------------------------------
  # ● カーソルを上に移動
  #     wrap : ラップアラウンド許可
  #--------------------------------------------------------------------------
  def load_phase_cursor_up(wrap)
    if @load_index > 0 or wrap
      @load_index = (@load_index - 1 + @load_item_max) % @load_item_max
    end
  end
  #--------------------------------------------------------------------------
  # ● ロードフェーズ：終了
  #--------------------------------------------------------------------------
  def load_phase_exit
    @local_phase = 0
    # ウィンドウを解放
    @help_window.dispose
    for i in @savefile_windows
      i.dispose
    end
  end
end