C++ CItem::GetWeight方法代码示例

//o--------------------------------------------------------------------------o
//|	Function		-	SI32 CWeight::calcCharWeight( CChar *mChar )
//|	Date			-	2/23/2003
//|	Developers		-	Zane
//|	Organization	-	UOX3 DevTeam
//o--------------------------------------------------------------------------o
//|	Description		-	Calculate the total weight of a character based upon all items he owns,
//|							This function should never need to be called but is available for
//|							bruteforce weight updating
//o--------------------------------------------------------------------------o
SI32 CWeight::calcCharWeight( CChar *mChar )
{
    SI32 totalWeight = 0;
    SI32 contWeight = 0;

    for( CItem *i = mChar->FirstItem(); !mChar->FinishedItems(); i = mChar->NextItem() )
    {
        if( !ValidateObject( i ) )
            continue;

        if( IsWeightedContainer( i ) )
        {
            if( i->GetLayer() == IL_PACKITEM )
            {
                CTile& tile = Map->SeekTile( i->GetID() );
                contWeight = static_cast<SI32>( tile.Weight() * 100);	// Add the weight of the container
                contWeight += calcWeight( i );	// Find and add the weight of the items in the container
                i->SetWeight( contWeight, false );		// Also update the weight property of the container
                totalWeight += contWeight;
            }
            else
                totalWeight += i->GetWeight();	// Normal item, just add its weight
        }
        if( totalWeight >= MAX_WEIGHT )
            return MAX_WEIGHT;
    }
    return totalWeight;
}

void CContainer::OnRemoveOb( CGObListRec* pObRec )	// Override this = called when removed from list.
{
	ADDTOCALLSTACK("CContainer::OnRemoveOb");
	// remove this object from the container list.
	// Overload the RemoveAt for general lists to come here.
	CItem * pItem = STATIC_CAST <CItem*>(pObRec);
	ASSERT(pItem);
	CGObList::OnRemoveOb( pItem );
	ASSERT( pItem->GetParent() == NULL );
	pItem->SetContainerFlags(UID_O_DISCONNECT);	// It is no place for the moment.
	OnWeightChange( -pItem->GetWeight());
}

void CCPropsItemChar::SetPropertyNum(int iPropIndex, PropertyValNum_t iVal, CObjBase* pLinkedObj, RESDISPLAY_VERSION iLimitToExpansion, bool fDeleteZero)
{
    ADDTOCALLSTACK("CCPropsItemChar::SetPropertyNum");
    ASSERT(!IsPropertyStr(iPropIndex));
    ASSERT((iLimitToExpansion >= RDS_PRET2A) && (iLimitToExpansion < RDS_QTY));

    if ((fDeleteZero && (iVal == 0)) || (_iPropertyExpansion[iPropIndex] > iLimitToExpansion))
    {
        if (0 == _mPropsNum.erase(iPropIndex))
            return; // I didn't have this property, so avoid further processing.
    }
    else
        _mPropsNum[iPropIndex] = iVal;

    if (!pLinkedObj)
        return;

    // Do stuff to the pLinkedObj
    switch (iPropIndex)
    {
        case PROPITCH_WEIGHTREDUCTION:
        {
            CItem *pItemLink = static_cast<CItem*>(pLinkedObj);
            int oldweight = pItemLink->GetWeight();
            CContainer * pCont = dynamic_cast <CContainer*> (pItemLink->GetParent());
            if (pCont)
            {
                ASSERT(pItemLink->IsItemEquipped() || pItemLink->IsItemInContainer());
                pCont->OnWeightChange(pItemLink->GetWeight() - oldweight);
                pLinkedObj->UpdatePropertyFlag();
            }
            break;
        }

        //default:
        //    pLinkedObj->UpdatePropertyFlag();
        //    break;
    }
}

int GetWeight( ItemAttr item )
{
	int type, num;
	getItemIndex( item.item_no, type, num );

	CItem *t = ItemUnit( type, num );
	if( !t ) return 0;

	int weight = t->GetWeight();

	if( t->GetRbutton() == DIVIDE_ITEM )
	{
		int dur = t->GetItemDuration();
		if( dur > 0 ) 
			weight *= item.attr[IATTR_MUCH] / dur;
		else weight *= item.attr[IATTR_MUCH];
	}

	return weight;
}