itkFEMLoadElementBase.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  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.txt
 *
 *  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 __itkFEMLoadElementBase_h
#define __itkFEMLoadElementBase_h

#include "itkFEMLoadBase.h"

namespace itk
{
namespace fem
{
class LoadElement : public Load
{
public:

  typedef LoadElement              Self;
  typedef Load                     Superclass;
  typedef SmartPointer<Self>       Pointer;
  typedef SmartPointer<const Self> ConstPointer;

  itkSimpleNewMacro(Self);

  itkTypeMacro(LoadElement, Load);

  virtual::itk::LightObject::Pointer CreateAnother(void) const;

  typedef Element::Float Float;

  typedef std::vector<const Element *> ElementPointersVectorType;

  // FIXME: should clear vector, not zero it
  LoadElement() : m_Element(0)
  {
  }
  void AddNextElement(Element::ConstPointer e)
    {
      this->AddNextElementInternal(e.GetPointer());
    }
  void AddNextElement(Element::Pointer e)
    {
      this->AddNextElementInternal(e.GetPointer());
    }

  Element::ConstPointer GetElement(int i);

  unsigned int GetNumberOfElements(void);

  ElementPointersVectorType & GetElementArray()
    {
      return this->m_Element;
    }

  const ElementPointersVectorType & GetElementArray() const
    {
      return this->m_Element;
    }

  virtual void ApplyLoad(Element::ConstPointer , Element::VectorType & ) { /* HACK:  This should probably through an execption if it is not intended to be used. */ }

protected:
  virtual void PrintSelf(std::ostream& os, Indent indent) const;
  void AddNextElementInternal(const Element *e);
};

}
}  // end namespace itk::fem

#endif // #ifndef __itkFEMLoadElementBase_h