EntityFactory.cpp from palisma2d at Krugle

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/**
**************************************************************************************
*Palisma - Secrets of the Illuminati is an open-source 2D RPG                        *
*Copyright (C) 2006, Tony Sparks                                                     *
*                                                                                    *
*This library is free software; you can redistribute it and/or                       *
*modify it under the terms of the GNU Lesser General Public                          *
*License as published by the Free Software Foundation; either                        *
*version 2.1 of the License, or (at your option) any later version.                  *
*                                                                                    *
*This library 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                   *
*Lesser General Public License for more details.                                     *
*                                                                                    *
*You should have received a copy of the GNU Lesser General Public                    *
*License along with this library; if not, write to the Free Software                 *
*Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA      *
**************************************************************************************
*/
#include "StdAfx.h"
#include "EntityFactory.h"

EntityFactory::EntityFactory(void)
{
}

EntityFactory::~EntityFactory(void)
{
}


 

/** Create an entity */
template<class T>
T* EntityFactory::CreateEntity( const std::string &ent_type )
{
    T* ent = new T;
    assert( static_cast<IEntity*>( ent ) && "Trying to create a class that is not an IEntity in EntityFactory" );
    EntityManager::GetInstance()->RegisterEntity( static_cast<IEntity*>( ent ) );

    return ent;
}

/** Create an entity */
IEntity* EntityFactory::CreatePrefabEntity( const std::string &ent_type )
{
    if ( m_entList.find( ent_type ) != m_entList.end() )
    {
        IEntity* ent = m_entList[ ent_type ];
        return CloneEntity( ent );
    }
    return NULL;
}


/** Clone an entity */
IEntity*  EntityFactory::CloneEntity(const IEntity* ent)
{
    IEntity *new_ent = new IEntity( *ent );
    EntityManager::GetInstance()->RegisterEntity( new_ent );

    return new_ent;
}

/** Add to the list of types */
void EntityFactory::AddToList( const std::string &refName, IEntity* ent )
{
    // only add if we don't have a reference to this object
    if ( m_entList.find( refName ) == m_entList.end() )
        m_entList[ refName ] = ent;
}
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