localspace.hh

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#ifndef __RVL_LOCSP
#define __RVL_LOCSP

#include "localdata.hh"
#include "space.hh"

namespace RVL {

  template<class Scalar, class DataType = Scalar>
  class LocalSpace: public StdSpace<Scalar, DataType> {

  protected:

    virtual  LocalDataContainerFactory<DataType> & getLDCF() const = 0;
    DataContainerFactory & getDCF() const { return getLDCF(); }

  public:

    LocalSpace() {}
    LocalSpace(const LocalSpace<Scalar, DataType> & sp) {}
    virtual ~LocalSpace() {}

    LocalDataContainer<DataType> * buildLocalDataContainer() const {
      return getLDCF().buildLocal();
    }

    DataContainer * buildDataContainer() const { 
      return buildLocalDataContainer(); 
    }

    bool isCompatible(DataContainer const & dc) const {
      try {
    return getLDCF().isCompatible(dc);
      }
      catch (RVLException & e) {
    e<<"\ncalled from RnSpace::isCompatible\n";
    throw e;
      }
    }
  };

  template<class Scalar, class DataType = Scalar>
  class LocalVector: public Vector<Scalar> {

  private:

    LocalDataContainer<DataType> * ldc;

    LocalVector() {}

  public:

    LocalVector( const Vector<Scalar> & v )
      : Vector<Scalar>(v) {
      if (!(ldc = 
        dynamic_cast<LocalDataContainer<DataType> *>(Vector<Scalar>::getDataContainer()))) {
    RVLException e;
    e<<"Error: LocalVector copy constructor\n";
    e<<"input not a local vector somehow\n";
    throw e;
      }
    }

    LocalVector(const Space<Scalar> & sp )
      : Vector<Scalar>(sp) {
      if (!(ldc = 
        dynamic_cast<LocalDataContainer<DataType> *>(Vector<Scalar>::getDataContainer()))) {
    RVLException e;
    e<<"Error: LocalVector constructor\n";
    e<<"input space does not generate LocalDataContainers\n";
    throw e;
      }
    }

    ~LocalVector() {}

    size_t getSize() const { return ldc->getSize(); }
    DataType * getData() { this->Vector<Scalar>::incrementVersion(); return ldc->getData(); }
    DataType const * getData() const { return ldc->getData(); }

  };
}
#endif

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