我向着【自动读档】的方向写的脚本，但是有错误 - Project1

#替换 Scene_Title 全部内容
#==============================================================================
# ■ Scene_Title
#------------------------------------------------------------------------------
# 　处理标题画面的类。
#==============================================================================
class Scene_Title #< Scene_File
#--------------------------------------------------------------------------
# ● 住处理
#--------------------------------------------------------------------------
def main
# 战斗测试的情况下
if $BTEST
battle_test
return
end
# 载入数据库
$data_actors = load_data("Data/Actors.rxdata")
$data_classes = load_data("Data/Classes.rxdata")
$data_skills = load_data("Data/Skills.rxdata")
$data_items = load_data("Data/Items.rxdata")
$data_weapons = load_data("Data/Weapons.rxdata")
$data_armors = load_data("Data/Armors.rxdata")
$data_enemies = load_data("Data/Enemies.rxdata")
$data_troops = load_data("Data/Troops.rxdata")
$data_states = load_data("Data/States.rxdata")
$data_animations = load_data("Data/Animations.rxdata")
$data_tilesets = load_data("Data/Tilesets.rxdata")
$data_common_events = load_data("Data/CommonEvents.rxdata")
$data_system = load_data("Data/System.rxdata")
# 生成系统对像
$game_system = Game_System.new
# byakki
if FileTest.exist?("System.rxdata")
command_continue
else
command_new_game
end
end
#--------------------------------------------------------------------------
# ● 命令 : 新游戏
#--------------------------------------------------------------------------
def command_new_game
# 演奏确定 SE
$game_system.se_play($data_system.decision_se)
# 停止 BGM
Audio.bgm_stop
# 重置测量游戏时间用的画面计数器
Graphics.frame_count = 0
# 生成各种游戏对像
$game_temp = Game_Temp.new
$game_system = Game_System.new
$game_switches = Game_Switches.new
$game_variables = Game_Variables.new
$game_self_switches = Game_SelfSwitches.new
$game_screen = Game_Screen.new
$game_actors = Game_Actors.new
$game_party = Game_Party.new
$game_troop = Game_Troop.new
$game_map = Game_Map.new
$game_player = Game_Player.new
# 设置初期同伴位置
$game_party.setup_starting_members
# 设置初期位置的地图
$game_map.setup($data_system.start_map_id)
# 主角向初期位置移动
$game_player.moveto($data_system.start_x, $data_system.start_y)
# 刷新主角
$game_player.refresh
# 执行地图设置的 BGM 与 BGS 的自动切换
$game_map.autoplay
# 刷新地图 (执行并行事件)
$game_map.update
# 切换地图画面
$scene = Scene_Map.new
end
#--------------------------------------------------------------------------
# ● 命令 : 继续
#--------------------------------------------------------------------------
def command_continue
##################################################
# 写入存档数据
file = File.open("System.rxdata", "rb")
read_save_data(file)
file.close
# 还原 BGM、BGS
$game_system.bgm_play($game_system.playing_bgm)
$game_system.bgs_play($game_system.playing_bgs)
# 刷新地图 (执行并行事件)
$game_map.update
# 切换到地图画面
$scene = Scene_Map.new
end
#--------------------------------------------------------------------------
# ● 读取存档数据
# file : 读取用文件对像 (已经打开)
#--------------------------------------------------------------------------
def read_save_data(file)
# 读取描绘存档文件用的角色数据
characters = Marshal.load(file)
# 读取测量游戏时间用画面计数
Graphics.frame_count = Marshal.load(file)
# 读取各种游戏对像
$game_system = Marshal.load(file)
$game_switches = Marshal.load(file)
$game_variables = Marshal.load(file)
$game_self_switches = Marshal.load(file)
$game_screen = 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)
# 魔法编号与保存时有差异的情况下
# (加入编辑器的编辑过的数据)
if $game_system.magic_number != $data_system.magic_number
# 重新装载地图
$game_map.setup($game_map.map_id)
$game_player.center($game_player.x, $game_player.y)
end
# 刷新同伴成员
$game_party.refresh
end
##############################################################
#--------------------------------------------------------------------------
# ● 战斗测试
#--------------------------------------------------------------------------
def battle_test
# 载入数据库 (战斗测试用)
$data_actors = load_data("Data/BT_Actors.rxdata")
$data_classes = load_data("Data/BT_Classes.rxdata")
$data_skills = load_data("Data/BT_Skills.rxdata")
$data_items = load_data("Data/BT_Items.rxdata")
$data_weapons = load_data("Data/BT_Weapons.rxdata")
$data_armors = load_data("Data/BT_Armors.rxdata")
$data_enemies = load_data("Data/BT_Enemies.rxdata")
$data_troops = load_data("Data/BT_Troops.rxdata")
$data_states = load_data("Data/BT_States.rxdata")
$data_animations = load_data("Data/BT_Animations.rxdata")
$data_tilesets = load_data("Data/BT_Tilesets.rxdata")
$data_common_events = load_data("Data/BT_CommonEvents.rxdata")
$data_system = load_data("Data/BT_System.rxdata")
# 重置测量游戏时间用的画面计数器
Graphics.frame_count = 0
# 生成各种游戏对像
$game_temp = Game_Temp.new
$game_system = Game_System.new
$game_switches = Game_Switches.new
$game_variables = Game_Variables.new
$game_self_switches = Game_SelfSwitches.new
$game_screen = Game_Screen.new
$game_actors = Game_Actors.new
$game_party = Game_Party.new
$game_troop = Game_Troop.new
$game_map = Game_Map.new
$game_player = Game_Player.new
# 设置战斗测试用同伴
$game_party.setup_battle_test_members
# 设置队伍 ID、可以逃走标志、战斗背景
$game_temp.battle_troop_id = $data_system.test_troop_id
$game_temp.battle_can_escape = true
$game_map.battleback_name = $data_system.battleback_name
# 演奏战斗开始 BGM
$game_system.se_play($data_system.battle_start_se)
# 演奏战斗 BGM
$game_system.bgm_play($game_system.battle_bgm)
# 切换到战斗画面
$scene = Scene_Battle.new
end
end

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