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");
}
