C++ InventoryItemRef::Merge方法代码示例

void ModuleManager::LoadCharge(InventoryItemRef chargeRef, EVEItemFlags flag)
{
    ActiveModule * mod = (ActiveModule *)(m_Modules->GetModule(flag));			// Should not be dangrous to assume ALL modules where charges are loaded are ACTIVE modules
    if( mod != NULL )
    {
		// Scenarios to handle:
		// + no charge loaded: check capacity >= volume of charge to add, if true, LOAD
		//     - ELSE: if charge to load is qty > 1, calculate smallest integer qty that will EQUAL capacity, SPLIT remainder off, then LOAD!
		// + some charge loaded: check capacity >= volume of charge to add, if true, MERGE new charge to existing
		//     - ELSE: if charge to load is qty > 1, calculate smallest integer qty that added to existing charge qty will EQUAL capacity, SPLIT remainder off, then LOAD!

		// Key facts to get:
		// * existing charge ref -> qty and volume/unit
		// * module ref -> capacity of module
		// * charge to add ref -> qty and volume/unit

		EvilNumber modCapacity = mod->getItem()->GetAttribute(AttrCapacity);
		EvilNumber chargeToLoadVolume = chargeRef->GetAttribute(AttrVolume);
		EvilNumber chargeToLoadQty = EvilNumber(chargeRef->quantity());

		/////////////////////////////////////////
		// chargeRef->Split();
		// chargeRef->Merge();
		// mod->Load(chargeRef);
		// chargeRef->Move(m_Ship->itemID(), flag);		// used to be (m_pOperator->GetLocationID(), flag)
		/////////////////////////////////////////

		//m_Ship->GetOperator()->Client()->MoveItem(chargeRef->itemID(), m_Ship->itemID(), flag);

		if( mod->isLoaded() )
		{
			// Module is loaded, let's check available capacity:
			InventoryItemRef loadedChargeRef = mod->getLoadedChargeRef();
			EvilNumber loadedChargeVolume = loadedChargeRef->GetAttribute(AttrVolume);
			EvilNumber loadedChargeQty = EvilNumber(loadedChargeRef->quantity());
			modCapacity -= (loadedChargeVolume * loadedChargeQty);		// Calculate remaining capacity
			if( chargeRef->typeID() != loadedChargeRef->typeID() )
			{
				// Different charge type is being swapped into this module, so unload what's loaded
				if( IsStation(m_Ship->GetOperator()->GetLocationID()) )
					loadedChargeRef->Move(m_Ship->locationID(), flagHangar);
				else
				{
					m_Ship->ValidateAddItem(flagCargoHold,loadedChargeRef);
					loadedChargeRef->Move(m_Ship->itemID(), flagCargoHold);
				}
				mod->unload();

				// Loading of charge will be performed below
			}
			else
			{
				if( modCapacity > chargeToLoadVolume )
				{
					// Great!  We can load at least one, let's top off the loaded charges:
					uint32 quantityWeCanLoad = floor((modCapacity / chargeToLoadVolume).get_float());
					if( quantityWeCanLoad > 0 )
					{
						if( quantityWeCanLoad < chargeToLoadQty.get_int() )
						{
							// Split chargeRef to qty 'quantityWeCanLoad'
							// Merge new smaller qty 'quantityWeCanLoad' with loadedChargeRef
							// Load this merged charge Ref into module
							InventoryItemRef loadableChargeQtyRef = chargeRef->Split( quantityWeCanLoad );
							loadableChargeQtyRef->ChangeOwner( chargeRef->ownerID() );
							loadedChargeRef->Merge( loadableChargeQtyRef );
							mod->load( loadedChargeRef );
							loadedChargeRef->Move(m_Ship->itemID(), flag);		// used to be (m_pOperator->GetLocationID(), flag)
						}
						else
						{
							// Merge chargeRef with loadedChargeRef
							// Load this merged charge Ref into module
							loadedChargeRef->Merge( chargeRef );
							mod->load( loadedChargeRef );
							loadedChargeRef->Move(m_Ship->itemID(), flag);		// used to be (m_pOperator->GetLocationID(), flag)
						}
					}
					else
						throw PyException( MakeCustomError( "Cannot load even one unit of this charge!" ) );
				}
				else
				{
					throw PyException( MakeCustomError( "Charge is full!" ) );
				}
			}
		}

		// Refresh ammo capacity of module in case it was modified in previous code block ahead of a load action:
		modCapacity = mod->getItem()->GetAttribute(AttrCapacity);

		// Load charge supplied if this module was either never loaded, or just unloaded from a different type right above:
		if( !(mod->isLoaded()) )
		{
			// Module is not loaded at all, let's check total volume of charge to load against available capacity:
			if( modCapacity >= (chargeToLoadVolume * chargeToLoadQty) )
			{
				// We can insert entire stack of chargeRef into module
				// Load chargeRef as-is into module
				mod->load( chargeRef );
//.........这里部分代码省略.........