怎么在地图上的指定位置出现数字啊~~~ - Project1

class Scene_Map < Scene_Base
alias my_old_initialize initialize
def initialize
my_old_initialize
@my_map = Sprite.new
@my_map.x = 10
@my_map.y = 10
@my_maxhp = $game_actors[1].maxhp
@my_maxmp = $game_actors[1].maxmp
@my_map.z = 999
@my_map.opacity = 255
@my_map.visible = true
@my_map.bitmap = Bitmap.new(100, 140)
end
alias my_old_update update
def update
if (@my_hp != $game_actors[1].hp and $game_actors[1].hp>=0)||@my_mp != $game_actors[1].mp and $game_actors[1].mp>=0
@my_hp = $game_actors[1].hp
@my_mp = $game_actors[1].mp
@my_map.bitmap.clear
@my_map.bitmap.draw_text(0, 0, 100, 32, "体力:#{@my_hp}/#{@my_maxhp}")
@my_map.bitmap.draw_text(0, 33, 100, 32, "魔力:#{@my_mp}/#{@my_maxmp}")
end
if $game_switches[3] #3号开关控制是否显示
@my_map.bitmap.clear
else
@my_map.bitmap.draw_text(0, 0, 100, 32, "体力:#{@my_hp}/#{@my_maxhp}")
@my_map.bitmap.draw_text(0, 33, 100, 32, "魔力:#{@my_mp}/#{@my_maxmp}")
end
my_old_update
end
alias my_old_terminate terminate
def terminate
my_old_terminate
@my_map.dispose
end
end

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