vil_nitf2_field.cxx

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// vil_nitf2: Written by Harry Voorhees (hlv@) and Rob Radtke (rob@) of
// Stellar Science Ltd. Co. (stellarscience.com) for
// Air Force Research Laboratory, 2005.

#include "vil_nitf2_field.h"
#include "vil_nitf2.h"
#include "vil_nitf2_field_formatter.h"
#include "vil_nitf2_field_definition.h"
#include "vil_nitf2_index_vector.h"

vil_nitf2::enum_field_type vil_nitf2_field::type() const
{
  if (m_definition && m_definition->formatter) {
    return m_definition->formatter->field_type;
  }
  else {
    return vil_nitf2::type_undefined;
  }
}

std::string vil_nitf2_field::tag() const
{
  return m_definition->tag;
}

std::string vil_nitf2_field::pretty_name() const
{
  return m_definition->pretty_name;
}

std::string vil_nitf2_field::description() const
{
  return m_definition->description;
}

vil_nitf2_field::field_tree* vil_nitf2_field::get_tree( ) const
{
  auto* tr = new field_tree;
  tr->columns.push_back( tag() );
  tr->columns.push_back( pretty_name() );
  return tr;
}

vil_nitf2_field::field_tree::~field_tree()
{
  for (auto & i : children) {
    delete i;
  }
  children.clear();
}

vil_nitf2_scalar_field* vil_nitf2_field::scalar_field()
{
  if (num_dimensions()==0) {
    return (vil_nitf2_scalar_field*) this;
  } else {
    return nullptr;
  }
}

vil_nitf2_array_field* vil_nitf2_field::array_field()
{
  if (num_dimensions()>0) {
    return (vil_nitf2_array_field*) this;
  } else {
    return nullptr;
  }
}

std::ostream& operator << (std::ostream& os, const vil_nitf2_field& field)
{
  return field.output(os);
}