RPG Maker VX ACE Sample Scene

class Scene_Custom < Scene_Base
  def start
    super
    create_background
    create_icons
    @current_index = 0
    @message_window = Window_Message.new
  end

  def create_background
    @back = Sprite.new
    @back.bitmap = Cache.picture('back')
  end

  def create_icons
    @icons = Array.new(4){Sprite.new}
    @icons.each_with_index{|item, index|
      case index
        when 0
          pic = 'char3'
          x, y = 69, 100
        when 1
          pic = 'char1'
          x, y = 214, 104
        when 2
          pic = 'char2'
          x, y = 393, 89
        when 3
          pic = 'icon'
          x, y = 468, 342
      end
      item.bitmap = Cache.picture(pic)
      item.x, item.y, item.z = x, y, 1
    }
  end

  def update
    super
    update_input
    update_icon
  end

  def update_input
    return if $game_message.busy?
    if Input.repeat?(:RIGHT)
      Sound.play_cursor
      @current_index = (@current_index+1)%4
    end
    if Input.repeat?(:LEFT)
      Sound.play_cursor
      @current_index = (@current_index-1)%4
    end
    if Input.trigger?(:C)
      if @current_index <= 2
        text = ['...','你好','嘿嘿']
        $game_message.add(text[@current_index])
      else

      end
    end
  end

  def update_icon
    @icons.each_with_index{|item, index|
      index == @current_index ? item.tone.set(255,0,0) : item.tone.set(0,0,0)
    }
  end

  def terminate
    super
    @back.dispose
    @icons.each{|item| item.dispose}
  end
end