[XP] Title ScreenZ 1.1

#==============================================================================
# ** Title ScreenZ 1.1
#------------------------------------------------------------------------------
#  Script ini digunakan untuk mengedit Title Screen game kalian, misalnya
#  mengacak banyak gambar lalu memilih satu gambar untuk dijadikan gambar
#  Title Screen dan mengacak banyak BGM lalu memilih satu BGM untuk dijadikan
#  BGM Title Screen.
#
#  Developer : Arpib.Z.Zaszi
#
#------------------------------------------------------------------------------
# Change Logs :
# -----------------------------------------------------------------------------
#  Version 1.0 (09 Juli 2015):
#   - Pembuatan Script TitleScreenZ
#
#  Version 1.1 (10 Juli 2015):
#   - Penambahan Script Random BGM Title Screen
#==============================================================================

module TitleScreenZ
  # Daftar nama file gambar yang ada di folder ../Graphics/Titles/
  Images = ["Images1", "Images2", "Images3", "Images4", "Images5"]
  
  # Daftar nama file bgm yang ada di folder ../Audio/BGM/
  BGM = ["BGM1", "BGM2", "BGM3", "BGM4", "BGM5"]
end

class Scene_Title
  #--------------------------------------------------------------------------
  # * Proses Random Title ScreenZ
  #--------------------------------------------------------------------------
  def main
    # If battle test
    if $BTEST
      battle_test
      return
    end
    # Load database
    $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")
    # Make system object
    $game_system = Game_System.new
    # Make title graphic
    @sprite = Sprite.new
    $RandomImagesTitleScreen = TitleScreenZ::Images[rand(TitleScreenZ::Images.size)]
    @sprite.bitmap = RPG::Cache.title($RandomImagesTitleScreen)
    # Make command window
    s1 = "New Game"
    s2 = "Continue"
    s3 = "Shutdown"
    @command_window = Window_Command.new(192, [s1, s2, s3])
    @command_window.back_opacity = 160
    @command_window.x = 320 - @command_window.width / 2
    @command_window.y = 288
    # Continue enabled determinant
    # Check if at least one save file exists
    # If enabled, make @continue_enabled true; if disabled, make it false
    @continue_enabled = false
    for i in 0..3
      if FileTest.exist?("Save#{i+1}.rxdata")
        @continue_enabled = true
      end
    end
    # If continue is enabled, move cursor to "Continue"
    # If disabled, display "Continue" text in gray
    if @continue_enabled
      @command_window.index = 1
    else
      @command_window.disable_item(1)
    end
    # Play title BGM
    $RandomBGMTitleScreen = TitleScreenZ::BGM[rand(TitleScreenZ::BGM.size)]
    Audio.bgm_play("Audio/BGM/" + $RandomBGMTitleScreen)
    # Stop playing ME and BGS
    Audio.me_stop
    Audio.bgs_stop
    # Execute transition
    Graphics.transition
    # Main loop
    loop do
      # Update game screen
      Graphics.update
      # Update input information
      Input.update
      # Frame update
      update
      # Abort loop if screen is changed
      if $scene != self
        break
      end
    end
    # Prepare for transition
    Graphics.freeze
    # Dispose of command window
    @command_window.dispose
    # Dispose of title graphic
    @sprite.bitmap.dispose
    @sprite.dispose
  end
end