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// -*- C++ -*-
// -------------------------------------------------------------------
// MAdLib - Copyright (C) 2008-2009 Universite catholique de Louvain
//
// See the Copyright.txt and License.txt files for license information.
// You should have received a copy of these files along with MAdLib.
// If not, see <http://www.madlib.be/license/>
//
// Please report all bugs and problems to <contrib@madlib.be>
//
// Authors: Jean-Francois Remacle, Gaetan Compere
// -------------------------------------------------------------------
#ifndef _MATTACHABLEDATACONTAINER_H_
#define _MATTACHABLEDATACONTAINER_H_
#include <algorithm>
#include <vector>
namespace MAd {
/**
Base class for attachable data's
*/
class mAttachableData
{
public :
virtual ~mAttachableData(){};
};
class mAttachableVoid : public mAttachableData
{
public :
~mAttachableVoid(){}
void *veryNastyPointer;
};
/**
Int as attachable data
*/
class mAttachableInt : public mAttachableData
{
public :
~mAttachableInt(){}
int i;
};
/**
Double as attachable data
*/
class mAttachableDouble : public mAttachableData
{
public :
~mAttachableDouble(){}
double d;
};
/**
Container for attachable data's Internal, mEntity and mMesh provides interfaces.
*/
class mAttachableDataContainer
{
public :
typedef std::pair <unsigned int, mAttachableData *> info;
typedef std::vector< info > container;
typedef container::iterator iter_attachdata;
typedef container::const_iterator citer_attachdata;
private :
container *tab;
public:
mAttachableDataContainer():tab(0){}
~mAttachableDataContainer();
inline void attachData(unsigned int, mAttachableData *);
inline void deleteData(unsigned int);
inline mAttachableData * getData(unsigned int) ;
inline citer_attachdata begin_attachdata() const {return tab->begin();};
inline citer_attachdata end_attachdata() const {return tab->end();};
/// specific data types for int
inline void attachInt(unsigned int, int);
/// specific data types for int
inline int getAttachedInt(unsigned int);
/// specific data types for double
inline void attachDouble(unsigned int, double);
/// specific data types for double
inline double getAttachedDouble(unsigned int);
};
class equalInfoPred
{
const unsigned int c;
public:
equalInfoPred ( unsigned int i ) :c(i) {}
inline bool operator () (const mAttachableDataContainer::info &i) const
{
return (i.first == c);
}
};
inline mAttachableDataContainer::~mAttachableDataContainer()
{
if(!tab)return;
citer_attachdata it = begin_attachdata();
citer_attachdata itEnd = end_attachdata();
for(;it!=itEnd;++it)
{
mAttachableData *a = (*it).second;
delete a;
}
delete tab;
}
inline mAttachableData *mAttachableDataContainer::getData(unsigned int c)
{
if (!tab)return 0;
iter_attachdata it = std::find_if (tab->begin(),tab->end(),equalInfoPred(c));
if(it == tab->end())return 0;
return (*it).second;
}
inline void mAttachableDataContainer::attachData(unsigned int c, mAttachableData *v)
{
if (!tab) tab = new container;
tab->push_back(mAttachableDataContainer::info(c,v));
}
inline void mAttachableDataContainer::deleteData(unsigned int c)
{
mAttachableData *data = getData (c);
if (data)
{
delete data;
tab->erase ( std::remove_if (tab->begin(),tab->end(),equalInfoPred(c)) ,
tab->end () );
}
}
inline void mAttachableDataContainer::attachInt(unsigned int c, int i)
{
mAttachableInt *ai = (mAttachableInt *)getData(c);
if(!ai)
{
ai = new mAttachableInt;
attachData(c,ai);
}
ai->i = i;
}
inline int mAttachableDataContainer::getAttachedInt (unsigned int c)
{
mAttachableInt *ai = (mAttachableInt *)getData(c);
if(!ai)return 0;
return ai->i;
}
inline void mAttachableDataContainer::attachDouble(unsigned int c, double d)
{
mAttachableDouble *ai = (mAttachableDouble *)getData(c);
if(!ai)
{
ai = new mAttachableDouble;
attachData(c,ai);
}
ai->d = d;
}
inline double mAttachableDataContainer::getAttachedDouble (unsigned int c)
{
mAttachableDouble *ai = (mAttachableDouble *)getData(c);
if(!ai)return 0;
return ai->d;
}
} // End of namespace MAd
#endif
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