Method canBeStacked

src/Battlescape/Inventory.cpp:927–950

* Checks if two items can be stacked on one another. * @param itemA First item. * @param itemB Second item. * @return True, if the items can be stacked on one another. */

 * @return True, if the items can be stacked on one another.
 */
bool Inventory::canBeStacked(BattleItem *itemA, BattleItem *itemB)
{
		//both items actually exist
	return (itemA != 0 && itemB != 0 &&
		//both items have the same ruleset
		itemA->getRules() == itemB->getRules() &&
		// either they both have no ammo
		((!itemA->getAmmoItem() && !itemB->getAmmoItem()) ||
		// or they both have ammo
		(itemA->getAmmoItem() && itemB->getAmmoItem() &&
		// and the same ammo type
		itemA->getAmmoItem()->getRules() == itemB->getAmmoItem()->getRules() &&
		// and the same ammo quantity
		itemA->getAmmoItem()->getAmmoQuantity() == itemB->getAmmoItem()->getAmmoQuantity())) &&
		// and neither is set to explode
		itemA->getFuseTimer() == -1 && itemB->getFuseTimer() == -1 &&
		// and neither is a corpse or unconscious unit
		itemA->getUnit() == 0 && itemB->getUnit() == 0 &&
		// and if it's a medkit, it has the same number of charges
		itemA->getPainKillerQuantity() == itemB->getPainKillerQuantity() &&
		itemA->getHealQuantity() == itemB->getHealQuantity() &&
		itemA->getStimulantQuantity() == itemB->getStimulantQuantity());

}
}