/***************************************************************************
 *   Copyright (C) 2004 - 2005 by Raphael Langerhorst                      *
 *   raphael-langerhorst@gmx.at                                            *
 *                                                                         *
 *   Permission is hereby granted, free of charge, to any person obtaining *
 *   a copy of this software and associated documentation files (the       *
 *   "Software"), to deal in the Software without restriction, including   *
 *   without limitation the rights to use, copy, modify, merge, publish,   *
 *   distribute, sublicense, and/or sell copies of the Software, and to    *
 *   permit persons to whom the Software is furnished to do so, subject to *
 *   the following conditions:                                             *
 *                                                                         *
 *   The above copyright notice and this permission notice shall be        *
 *   included in all copies or substantial portions of the Software.       *
 *                                                                         *
 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       *
 *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    *
 *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*
 *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR     *
 *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, *
 *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR *
 *   OTHER DEALINGS IN THE SOFTWARE.                                       *
 ***************************************************************************/

#include "GObject.h"
#include "GElementID.h"
#include "GEnergy.h"
#include "GForm.h"

#include "GWorldData.h"

#include <qdom.h>

namespace GCS
{

GObject::GObject(GEnergy* energy,
        GForm* form,
        const GElementID& parent,
        const GElementID& ID,
        const GElementID& connection,
        QDomDocument* element_data,
        const GWorldData* world_data)
: Energy(energy),
  Form(form),
  Parent(parent),
  ID(ID),
  Connection(connection),
  ElementData(element_data),
  WorldData(world_data)
{
}

GObject::~GObject()
{
  if (hasEnergy())
  {
    delete Energy;
    Energy = NULL;
  }
  if (hasForm())
  {
    delete Form;
    Form = NULL;
  }
  if (hasElementData())
  {
    delete ElementData;
    ElementData = NULL;
  }
}

// read methods:

bool GObject::hasEnergy() const 
{
  return Energy ? true : false;
}

GEnergy* GObject::getEnergy()
{ 
  Q_CHECK_PTR(Energy); 
  return Energy;
}

const GEnergy* GObject::getEnergy() const
{
  Q_CHECK_PTR(Energy); 
  return Energy;
}

bool GObject::hasForm() const
{
  return Form ? true : false;
}

GForm* GObject::getForm()
{
  Q_CHECK_PTR(Form);
  return Form;
}

const GForm* GObject::getForm() const
{
  Q_CHECK_PTR(Form);
  return Form;
}

const GElementID& GObject::getParent() const
{
  return Parent;
}

const GElementID& GObject::getID() const
{
  return ID;
}

const GElementID& GObject::getConnection() const
{
  return Connection;
}

bool GObject::hasElementData() const
{
  return ElementData ? true : false;
}

const QDomDocument* GObject::getElementData() const
{
  Q_CHECK_PTR(ElementData);
  return ElementData;
}

QDomDocument* GObject::getElementData()
{
  Q_CHECK_PTR(ElementData);
  return ElementData;
}

bool GObject::hasWorldData() const
{
  return WorldData ? true : false;
}

const GWorldData* GObject::getWorldData() const
{
  Q_CHECK_PTR(WorldData);
  return WorldData;
}

void GObject::reparent(const GElementID& new_parent)
{
  this->Parent = new_parent;
}

bool GObject::isChild(const GElementID& childID) const
{
  return this->getChildren().contains(childID);
}

QValueList<GElementID> GObject::getChildren() const
{
  if (this->hasWorldData())
  {
    return this->WorldData->getChildren(this->getID().getID());
  }
  else
  {
    return QValueList<GElementID>();
  }
}

}