quadrature_selector.h

// ---------------------------------------------------------------------
//
// Copyright (C) 2003 - 2017 by the deal.II authors
//
// This file is part of the deal.II library.
//
// The deal.II library is free software; you can use it, 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.
// The full text of the license can be found in the file LICENSE at
// the top level of the deal.II distribution.
//
// ---------------------------------------------------------------------


#ifndef dealii_quadrature_selector_h
#define dealii_quadrature_selector_h


#include <deal.II/base/quadrature.h>
#include <deal.II/base/exceptions.h>

#include <string>

DEAL_II_NAMESPACE_OPEN

template <int dim>
class QuadratureSelector : public Quadrature<dim>
{
public:
  QuadratureSelector (const std::string &s,
                      const unsigned int order=0);

  static std::string get_quadrature_names();

  DeclException1 (ExcInvalidQGaussOrder,
                  int,
                  << "You tried to generate a QGauss object with an invalid "
                  << "number " << arg1
                  << " of quadrature points in each coordinate "
                  << "direction. This number must be greater than or equal "
                  << "to 1.");
  DeclException2 (ExcInvalidOrder,
                  std::string,
                  unsigned int,
                  << "You tried to generate a " << arg1
                  << " object; no order is needed for objects of this kind, but "
                  << arg2 << " was given as argument.");
  DeclException1 (ExcInvalidQuadrature,
                  std::string,
                  << arg1
                  << " is not a valid name for a quadrature rule.");
private:
  static
  Quadrature<dim>
  create_quadrature (const std::string &s,
                     const unsigned int order);
};
DEAL_II_NAMESPACE_CLOSE

#endif