为什么装备界面莫名其妙多了一个空位置（没装备） - Project1

#==============================================================================
# ■ Window_EquipItem
#------------------------------------------------------------------------------
# 　装备画面、显示浏览变更装备的候补物品的窗口。
#==============================================================================
class Window_EquipItem < Window_Selectable
#--------------------------------------------------------------------------
# ● 初始化对像
# actor : 角色
# equip_type : 装备部位 (0～3)
#--------------------------------------------------------------------------
def initialize(actor, equip_type)
super(135, 280, 355, 200)
self.back_opacity = 150
[url=home.php?mod=space&uid=95897]@actor[/url] = actor
@equip_type = equip_type
@column_max = 1
refresh
self.active = false
self.index = -1
end
#--------------------------------------------------------------------------
# ● 获取物品
#--------------------------------------------------------------------------
def item
return @data[self.index]
end
#--------------------------------------------------------------------------
# ● 刷新
#--------------------------------------------------------------------------
def refresh
if self.contents != nil
self.contents.dispose
self.contents = nil
end
@data = []
# 添加可以装备的武器
if @equip_type == 0
weapon_set = $data_classes[@actor.class_id].weapon_set
for i in 1...$data_weapons.size
if $game_party.weapon_number(i) > 0 and weapon_set.include?(i)
@data.push($data_weapons[i])
end
end
end
# 添加可以装备的防具
if @equip_type != 0
armor_set = $data_classes[@actor.class_id].armor_set
for i in 1...$data_armors.size
if $game_party.armor_number(i) > 0 and armor_set.include?(i)
if $data_armors[i].kind == @equip_type-1
@data.push($data_armors[i])
end
end
end
end
# 添加空白
@data.push(nil)
# 生成位图、描绘全部项目
@item_max = @data.size
self.contents = Bitmap.new(width - 32, row_max * 32)
for i in 0...@item_max-1
draw_item(i)
end
end
#--------------------------------------------------------------------------
# ● 项目的描绘
# index : 项目符号
#--------------------------------------------------------------------------
def draw_item(index)
item = @data[index]
x = 4
y = index * 32
case item
when RPG::Weapon
number = $game_party.weapon_number(item.id)
when RPG::Armor
number = $game_party.armor_number(item.id)
end
bitmap = RPG::Cache.icon(item.icon_name)
self.contents.blt(x, y + 4, bitmap, Rect.new(0, 0, 24, 24))
self.contents.font.color = normal_color
self.contents.draw_text(x + 28, y, 212, 32, item.name, 0)
self.contents.draw_text(x + 240, y, 16, 32, ":", 1)
self.contents.draw_text(x + 256, y, 24, 32, number.to_s, 2)
end
#--------------------------------------------------------------------------
# ● 刷新帮助文本
#--------------------------------------------------------------------------
def update_help
@help_window.set_text(self.item == nil ? "" : self.item.description)
end
end

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