Ace - HUD - Sword Art Online

class Spriteset_Map
  alias initialize_HUD initialize
  def initialize
    create_hud
    initialize_HUD
  end
  def create_hud
    @HUD = Sprite.new(nil)
    @HUD.z = 150
    @HUD.bitmap =Bitmap.new("Graphics/System/HUD.png")
    @HPBAR = Sprite.new(nil)
    @HPBAR.z = 149
    @HPBAR.bitmap = Bitmap.new("Graphics/System/HPBAR.png")

    @old_name = ""
    @old_hp = 0
    @old_max_hp = 0
    @old_level = 0
  end
  alias dispose_HUD dispose
  def dispose
    dispose_hud
    dispose_HUD
  end
  def dispose_hud
    @HUD.dispose
    @HPBAR.dispose
  end
  alias update_HUD update
  def update
    refresh_hud if @old_name != $game_party.members[0].name or @old_hp != $game_party.members[0].hp or @old_max_hp != $game_party.members[0].mhp or @old_level != $game_party.members[0].level
    update_HUD
  end
  def refresh_hud
    @HUD.bitmap.clear
    @HUD.bitmap = Bitmap.new("Graphics/System/HUD.png")
    @HUD.bitmap.draw_text(45, 22, 80, 30, $game_party.members[0].name)
    @HUD.bitmap.font.size = 16
    @HUD.bitmap.draw_text(241, 45, 70, 20, $game_party.members[0].hp.to_s + "/" +$game_party.members[0].mhp.to_s, 1)
    @HUD.bitmap.draw_text(311, 45, 30, 20, "Lv " + $game_party.members[0].level.to_s, 1)
    @HPBAR.bitmap = Bitmap.new("Graphics/System/HPBAR.png")
    for x in 126..335
      for y in 27..43
        if y>-3*x/2+313*$game_party.members[0].hp/$game_party.members[0].mhp+218
          @HPBAR.bitmap.set_pixel(x,y,Color.new(0,0,0,0))
        end
      end
    end
    @old_level = $game_party.members[0].level
    @old_hp = $game_party.members[0].hp
    @old_max_hp = $game_party.members[0].mhp
    @old_name = $game_party.members[0].name
  end
end