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/******************************************************************************
* SOFA, Simulation Open-Framework Architecture, version 1.0 beta 4 *
* (c) 2006-2009 MGH, INRIA, USTL, UJF, CNRS *
* *
* 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. *
*******************************************************************************
* SOFA :: Framework *
* *
* Authors: M. Adam, J. Allard, B. Andre, P-J. Bensoussan, S. Cotin, C. Duriez,*
* H. Delingette, F. Falipou, F. Faure, S. Fonteneau, L. Heigeas, C. Mendoza, *
* M. Nesme, P. Neumann, J-P. de la Plata Alcade, F. Poyer and F. Roy *
* *
* Contact information: contact@sofa-framework.org *
******************************************************************************/
#ifndef SOFA_CORE_OBJECTMODEL_BASEOBJECTDESCRIPTION_H
#define SOFA_CORE_OBJECTMODEL_BASEOBJECTDESCRIPTION_H
#include <sofa/helper/vector.h>
#include <string>
#include <list>
#include <map>
#include <sofa/core/core.h>
namespace sofa
{
namespace core
{
namespace objectmodel
{
class Base;
/**
* \brief Base Interface for classes containing the description of an object, used to construct it.
*
* This class defines what informations are used as input (read from a file for instance) to create an object.
* This default implementation simply stores an attributes map and does not support any hierarchy.
*
*/
class SOFA_CORE_API BaseObjectDescription
{
public:
class Attribute
{
protected:
std::string value;
bool accessed;
public:
Attribute() : accessed(false) {}
Attribute(const std::string& v) : value(v), accessed(false) {}
void operator=(const std::string& v) { value = v; }
void operator=(const char* v) { value = v; }
operator std::string() { accessed = true; return value; }
const char* c_str() { accessed = true; return value.c_str(); }
bool isAccessed() { return accessed; }
void setAccessed(bool v) { accessed = v; }
};
typedef std::map<std::string,Attribute> AttributeMap;
BaseObjectDescription(const char* name=NULL, const char* type=NULL);
virtual ~BaseObjectDescription();
/// Get the associated object (or NULL if it is not created yet)
virtual Base* getObject();
/// Get the object instance name
virtual std::string getName();
/// Get the parent node
virtual BaseObjectDescription* getParent() const;
/// Get the file where this description was read from. Useful to resolve relative file paths.
virtual std::string getBaseFile();
///// Get all attribute data, read-only
//virtual const AttributeMap& getAttributeMap() const;
///// Get list of all attributes
template<class T> void getAttributeList(T& container)
{
for (AttributeMap::iterator it = attributes.begin();
it != attributes.end(); ++it)
container.push_back(it->first);
}
/// Find an object description given its name (relative to this object)
virtual BaseObjectDescription* find(const char* nodeName, bool absolute=false);
/// Find an object given its name (relative to this object)
virtual Base* findObject(const char* nodeName);
/// Get an attribute given its name (return defaultVal if not present)
virtual const char* getAttribute(const std::string& attr, const char* defaultVal=NULL);
/// Remove an attribute given its name
virtual bool removeAttribute(const std::string& attr);
/// Get the full name of this object (i.e. concatenation if all the names of its ancestors and itself)
virtual std::string getFullName();
virtual void logWarning(std::string s){warnings.push_back(s);};
protected:
AttributeMap attributes;
std::vector< std::string > warnings;
};
} // namespace objectmodel
} // namespace core
} // namespace sofa
#endif
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