ST_NPoints.h

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/*  Copyright (C) 2008 National Institute For Space Research (INPE) - Brazil.
 
    This file is part of the TerraLib - a Framework for building GIS enabled applications.
 
    TerraLib 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 3 of the License,
    or (at your option) any later version.
 
    TerraLib 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 TerraLib. See COPYING. If not, write to
    TerraLib Team at <terralib-team@terralib.org>.
 */
 
/*!
  \file terralib/dataaccess/query/ST_NPoints.h
 
  \brief Spatial number of points operator.
*/
 
#ifndef __TERRALIB_DATAACCESS_INTERNAL_ST_NPOINTS_H
#define __TERRALIB_DATAACCESS_INTERNAL_ST_NPOINTS_H
 
// TerraLib
#include "Function.h"
#include "FunctionNames.h"
 
namespace te
{
 
  // Forward declarations
  namespace gm { class Geometry; }
 
  namespace da
  {
    /*!
      \class ST_NPoints
      
      \brief Spatial number of points operator.
 
      This function is just a syntatic-suggar.
 
      \sa Function
    */
    class TEDATAACCESSEXPORT ST_NPoints : public Function
    {
      public:
 
        TE_DEFINE_VISITABLE
        
        /*!
          \brief Constructor.
 
          \param g    The geometry literal.
        */
        ST_NPoints(const te::gm::Geometry& g);
 
        /*!
          \brief Constructor.
 
          \param prop The geometry property name.
        */
        ST_NPoints(const te::da::PropertyName& prop);
 
        /*!
          \brief Constructor.
 
          \param g    The geometry literal.
          \param p    Precision.
        */
        ST_NPoints(const te::gm::Geometry& g, const bool& p);
 
        /*!
          \brief Constructor.
 
          \param prop The geometry property name.
          \param p    Precision.
        */
        ST_NPoints(const te::da::PropertyName& prop, const bool& p);
 
        /*!
          \brief Constructor.
 
          \param e    The expression.
          \param p    Precision.
        */
        ST_NPoints(const Expression& e);
 
        /*!
          \brief Constructor.
 
          \param e    The expression.
          \param p    Precision.
        */
        ST_NPoints(const Expression& e, const bool& p);
 
        /*! \brief Destructor. */
        ~ST_NPoints();
 
        /*! Assignment operator.  */
        ST_NPoints& operator=(const ST_NPoints& rhs);
 
        /*! \brief It creates a new copy of this expression. */
        Expression* clone() const;
    };
 
  } // end namespace da
}   // end namespace te
 
#endif  // __TERRALIB_DATAACCESS_INTERNAL_ST_NPOINTS_H