//----[ splitItem ]----------------------------------------------------------
bool ClientItemsInterface::splitItem(unsigned int index) {
if (!inventoryItemIsValid(index)) return false;
AvatarInventoryItem* inventory_item = &inventory_[index];
if (!inventory_item->stackable || // item must be stackable...
inventory_item->equipped) return false; // ...and in the inventory
ItemInstance* item = inventory_item->item.dereferenceAssumingValid(); // justified by validity check
if (canHoldItems(1) == false) return false; //
const int original_quantity = item->getQuantity();
if (original_quantity <= 1) return false; // can't split a stack of 1
int new_quantity = original_quantity >> 1; // divide in half
int quantity_remaining = original_quantity - new_quantity;
// Create the new item
ItemPointer new_item;
if (!GlobalItemManager::singleton()->acquireNewItem(new_quantity,
item->getDescription()->type_index,
&new_item)) {
return false;
}
// Put the new item in the inventory
if (!addToInventory(new_item, NULL)) {
GlobalItemManager::singleton()->releaseItem(&new_item);
}
// Adjust the quantity of the original item
item->setQuantity(quantity_remaining);
return true;
}
//----[ giveItem ]-----------------------------------------------------------
bool ClientItemsInterface::giveItem(ItemPointer* item_pointer,
unsigned int* assigned_index) {
if (!item_pointer || item_pointer->invalid()) return false;
ItemInstance* item = item_pointer->dereferenceAssumingValid(); // justified by prev. line
int source_quantity = item->getQuantity();
if (source_quantity < 0) return false;
// stack with existing items
if (item->isStackable()) {
unsigned int start_search_index = 0;
while (item &&
start_search_index < items_in_inventory_) { // keep the index safe!
ItemInstance* stackable_item = NULL;
if (!findStackableItemInInventory(item,
start_search_index,
&start_search_index,
&stackable_item)) break;
inventory_dirty_bits_.set(start_search_index);
update_inventory_ = true;
++start_search_index;
item->setQuantity(stackable_item->addQuantity(item->getQuantity()));
if (item->getQuantity() <= 0) {
GlobalItemManager::singleton()->releaseItem(item_pointer);
item = NULL;
}
}
}
// add to the inventory
return item ? addToInventory(*item_pointer, assigned_index) : true;
}
