//Change friendlyCreatureList and image of the button to the saved creature/upgrade type at TargetCreature function.
void ChangeCreature(int location)
{
PublicLevel.UpdateFriendlyList(location, changingInfo);
upgradeShop.transform.GetChild(2 + location).GetChild(0).GetComponent <Image>().sprite = PublicLevel.friendlyImageList[location];
//player use 10 corns per changing upgrade mode will be fixed soon.
cornText.text = PublicLevel.GetCorn().ToString();
//make location button no longer interactable
for (int i = 0; i < PublicLevel.usingCreatureNum; i++)
{
locationButton[i].interactable = false;
}
}