/*
 * PVVMUD a 3D MUD
 * Copyright (C) 1998-1999  Programvareverkstedet (pvv@pvv.org)
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */
#include "pvvmud.H"
#include "cellpvs.H"
#include "worldworld.H"
#include "worldobject.H"



CPVCell::CPVCell(DWORD cellId, const CPosition & position){
  m_cellId = cellId;
  m_position = position;
}


DWORD CPVCell::getCellId(){
  return m_cellId;
}

CPosition CPVCell::getPosition(){
  return m_position;
}

CCellPVS::CCellPVS(CWorldWorld * world){
  m_world = world;
}

CWorldWorld * CCellPVS::getWorld(){
  return m_world;
}

CPVCell* CCellPVS::addPVCell(DWORD cellId, const CPosition & position){
  CPVCell * pvCell = new CPVCell(cellId,position); 
  addLast((CObject*)pvCell);
  return pvCell;
}

CObjectListItem * CCellPVS::getFirstPVCell(){
  return getFirst();
}

CPosition CCellPVS::getPVCellPosition(CWorldObject * cell){
  CPosition position;
  CObjectListItem * item = getFirstPVCell();
  while (item != NULL){
    CPVCell * pvCell = (CPVCell*)item->getObject();
 
    if (pvCell->getCellId() == cell->getObjectId()){
       return pvCell->getPosition();
    }

    item = item->getNext();
  }
  return position;
}

CWorldObject * CCellPVS::findCell(CPosition * position){

  cdebug << "Check if pos : " << *position << "\n";

  CObjectListItem * item = getFirstPVCell();
  while (item != NULL){
    CPVCell * pvCell = (CPVCell*)item->getObject();
    CWorldObject * cell;
    cell = getWorld()->getObject(pvCell->getCellId());

    CPosition newpos = *position - pvCell->getPosition();

    cdebug << "Check " << cell->getName() << " Pos : " << newpos << "\n";

    if (cell->checkPosition(newpos)){
       *position = newpos;
       return cell;
    }

    item = item->getNext();
  }
  return NULL;
}