dof_descriptor_array.h

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//
// Copyright (c) 2014 Limit Point Systems, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//


#ifndef DOF_DESCRIPTOR_ARRAY_H
#define DOF_DESCRIPTOR_ARRAY_H

#ifndef SHEAF_DLL_SPEC_H
#include "SheafSystem/sheaf_dll_spec.h"
#endif

#ifndef ASSERT_CONTRACT_H
#include "SheafSystem/assert_contract.h"
#endif

#ifndef SHEAF_H
#include "SheafSystem/sheaf.h"
#endif

#ifndef STD_IOSTREAM_H
#include "SheafSystem/std_iostream.h"
#endif

namespace sheaf
{
  
class SHEAF_DLL_SPEC dof_descriptor_array
{

public:

  class dof_descriptor
  {
  public:
    size_t size; // size of dof
    size_t alignment; // alignment of dof
    int type;  // primitive type index
    size_t offset; // offset from beginning of dof tuple
  };

  dof_descriptor_array(size_type xdof_ct);

  ~dof_descriptor_array();

  virtual dof_descriptor& operator[](int xid) const;

  void add_reference();

  void remove_reference();

  size_type ub() const;

  size_type dof_ct() const;

  size_type size() const;

private:

  size_type _ref_ct;

  dof_descriptor* _descriptors;

  size_type _ub;

  dof_descriptor_array() {};

  dof_descriptor_array(const dof_descriptor_array& xother) {};

  dof_descriptor_array& operator=(const dof_descriptor_array& xother)
  {
    // Must return something to keep compiler happy.

    return *this;
  };

};

// ===========================================================
// NON-MEMBER FUNCTIONS
// ===========================================================

SHEAF_DLL_SPEC
std::ostream& operator << (std::ostream &os, const dof_descriptor_array& p);

SHEAF_DLL_SPEC
std::ostream& operator << (std::ostream &os, const dof_descriptor_array::dof_descriptor& p);

SHEAF_DLL_SPEC
size_t deep_size(const dof_descriptor_array& xp, bool xinclude_shallow = true);
 
} // namespace sheaf

#endif // ifndef DOF_DESCRIPTOR_ARRAY_H