public override bool Equals(object obj) { if (!(obj is Weapon)) { return(false); } Weapon item = (Weapon)obj; //種別IDが同じ(同じ素材でできている)で、品質値が同じなら等価 return(item.getId() == this.getId() && item.getQuality() == this.getQuality()); }
public static float searchQuality(IItem item) { switch (item.getItemType()) { case WEAPON: Weapon wepon = (Weapon)item; return(wepon.getQuality()); case ARMOR: Armor armor = (Armor)item; return(armor.getQuality()); } throw new System.ArgumentException("invalid item"); }