如何写出这样的效果？ - Project1

#==============================================================================
# ■ Scene_Title
#------------------------------------------------------------------------------
# 　處理標題畫面的類。
#==============================================================================
class Scene_Title < Scene_Base
#--------------------------------------------------------------------------
# ● 主處理
#--------------------------------------------------------------------------
def main
if $BTEST # 戰鬥測試時
battle_test # 開始戰鬥測試
else # 正常遊戲時
super # 使用正常主處理
end
end
#--------------------------------------------------------------------------
# ● 開始處理
#--------------------------------------------------------------------------
def start
super
load_database # 載入資料庫
create_game_objects # 生成各種遊戲對像
check_continue # 判斷繼續的有效性
create_title_graphic # 生成標題圖形
create_command_window # 生成命令窗口
play_title_music # 播放標題音樂
end
#--------------------------------------------------------------------------
# ● 執行漸變
#--------------------------------------------------------------------------
def perform_transition
Graphics.transition(20)
end
#--------------------------------------------------------------------------
# ● 開始後處理
#--------------------------------------------------------------------------
def post_start
super
open_command_window
end
#--------------------------------------------------------------------------
# ● 結束前處理
#--------------------------------------------------------------------------
def pre_terminate
super
close_command_window
end
#--------------------------------------------------------------------------
# ● 結束處理
#--------------------------------------------------------------------------
def terminate
super
dispose_command_window
snapshot_for_background
dispose_title_graphic
end
#--------------------------------------------------------------------------
# ● 更新畫面
#--------------------------------------------------------------------------
def update
super
@command_window.update
if Input.trigger?(Input::C)
case @command_window.index
# ========================================================================
when 0,1 #New game
command_new_game
when 2 # Continue
command_continue
when 3 # Shutdown
command_shutdown
end
# ========================================================================
end
end
#--------------------------------------------------------------------------
# ● 載入資料庫
#--------------------------------------------------------------------------
def load_database
$data_actors = load_data("Data/Actors.rvdata")
$data_classes = load_data("Data/Classes.rvdata")
$data_skills = load_data("Data/Skills.rvdata")
$data_items = load_data("Data/Items.rvdata")
$data_weapons = load_data("Data/Weapons.rvdata")
$data_armors = load_data("Data/Armors.rvdata")
$data_enemies = load_data("Data/Enemies.rvdata")
$data_troops = load_data("Data/Troops.rvdata")
$data_states = load_data("Data/States.rvdata")
$data_animations = load_data("Data/Animations.rvdata")
$data_common_events = load_data("Data/CommonEvents.rvdata")
$data_system = load_data("Data/System.rvdata")
$data_areas = load_data("Data/Areas.rvdata")
end
#--------------------------------------------------------------------------
# ● 載入戰鬥測試資料庫
#--------------------------------------------------------------------------
def load_bt_database
$data_actors = load_data("Data/BT_Actors.rvdata")
$data_classes = load_data("Data/BT_Classes.rvdata")
$data_skills = load_data("Data/BT_Skills.rvdata")
$data_items = load_data("Data/BT_Items.rvdata")
$data_weapons = load_data("Data/BT_Weapons.rvdata")
$data_armors = load_data("Data/BT_Armors.rvdata")
$data_enemies = load_data("Data/BT_Enemies.rvdata")
$data_troops = load_data("Data/BT_Troops.rvdata")
$data_states = load_data("Data/BT_States.rvdata")
$data_animations = load_data("Data/BT_Animations.rvdata")
$data_common_events = load_data("Data/BT_CommonEvents.rvdata")
$data_system = load_data("Data/BT_System.rvdata")
end
#--------------------------------------------------------------------------
# ● 生成各種遊戲對像
#--------------------------------------------------------------------------
def create_game_objects
$game_temp = Game_Temp.new
$game_message = Game_Message.new
$game_system = Game_System.new
$game_switches = Game_Switches.new
$game_variables = Game_Variables.new
$game_self_switches = Game_SelfSwitches.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
end
#--------------------------------------------------------------------------
# ● 判斷繼續的有效性
#--------------------------------------------------------------------------
def check_continue
@continue_enabled = (Dir.glob('Save*.rvdata').size > 0)
end
#--------------------------------------------------------------------------
# ● 生成標題圖形
#--------------------------------------------------------------------------
def create_title_graphic
@sprite = Sprite.new
@sprite.bitmap = Cache.system("Title")
end
#--------------------------------------------------------------------------
# ● 釋放標題圖形
#--------------------------------------------------------------------------
def dispose_title_graphic
@sprite.bitmap.dispose
@sprite.dispose
end
#--------------------------------------------------------------------------
# ● 生成命令窗口
#--------------------------------------------------------------------------
def create_command_window
s1 = Vocab::new_game
# ========================================================================
s4 = Vocab::new_game + "2"
# ========================================================================
s2 = Vocab::continue
s3 = Vocab::shutdown
# ========================================================================
@command_window = Window_Command.new(172, [s1, s4, s2, s3])
# ========================================================================
@command_window.x = (544 - @command_window.width) / 2
@command_window.y = 288
if @continue_enabled # 如果「繼續」有效
# ========================================================================
@command_window.index = 2 # 將游標移至「繼續遊戲」
# ========================================================================
else # 否則則將「繼續遊戲」半透明化
# ========================================================================
@command_window.draw_item(2, false)
# ========================================================================
end
@command_window.openness = 0
@command_window.open
end
#--------------------------------------------------------------------------
# ● 釋放命令窗口
#--------------------------------------------------------------------------
def dispose_command_window
@command_window.dispose
end
#--------------------------------------------------------------------------
# ● 開啟命令窗口
#--------------------------------------------------------------------------
def open_command_window
@command_window.open
begin
@command_window.update
Graphics.update
end until @command_window.openness == 255
end
#--------------------------------------------------------------------------
# ● 關閉命令窗口
#--------------------------------------------------------------------------
def close_command_window
@command_window.close
begin
@command_window.update
Graphics.update
end until @command_window.openness == 0
end
#--------------------------------------------------------------------------
# ● 播放標題音樂
#--------------------------------------------------------------------------
def play_title_music
$data_system.title_bgm.play
RPG::BGS.stop
RPG::ME.stop
end
#--------------------------------------------------------------------------
# ● 檢查主角初期位置是否存在
#--------------------------------------------------------------------------
def confirm_player_location
if $data_system.start_map_id == 0
print "主角初始位置未設定。"
exit
end
end
#--------------------------------------------------------------------------
# ● 命令：新遊戲
#--------------------------------------------------------------------------
def command_new_game
confirm_player_location
Sound.play_decision
$game_party.setup_starting_members # 起始隊伍
case @command_window.index
when 0
$game_map.setup($data_system.start_map_id) # 起始位置
when 1
$game_map.setup(2) # 起始位置
end
$game_player.moveto($data_system.start_x, $data_system.start_y)
$game_player.refresh
$scene = Scene_Map.new
RPG::BGM.fade(1500)
close_command_window
Graphics.fadeout(60)
Graphics.wait(40)
Graphics.frame_count = 0
RPG::BGM.stop
$game_map.autoplay
end
#--------------------------------------------------------------------------
# ● 命令：繼續遊戲
#--------------------------------------------------------------------------
def command_continue
if @continue_enabled
Sound.play_decision
$scene = Scene_File.new(false, true, false)
else
Sound.play_buzzer
end
end
#--------------------------------------------------------------------------
# ● 命令：離開遊戲
#--------------------------------------------------------------------------
def command_shutdown
Sound.play_decision
RPG::BGM.fade(800)
RPG::BGS.fade(800)
RPG::ME.fade(800)
$scene = nil
end
#--------------------------------------------------------------------------
# ● 戰鬥測試
#--------------------------------------------------------------------------
def battle_test
load_bt_database # 載入戰鬥測試資料庫
create_game_objects # 生成個各種遊戲對像
Graphics.frame_count = 0 # 初始化遊戲時間
$game_party.setup_battle_test_members
$game_troop.setup($data_system.test_troop_id)
$game_troop.can_escape = true
$game_system.battle_bgm.play
snapshot_for_background
$scene = Scene_Battle.new
end
end

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