/**
 * PANDA 3D SOFTWARE
 * Copyright (c) Carnegie Mellon University.  All rights reserved.
 *
 * All use of this software is subject to the terms of the revised BSD
 * license.  You should have received a copy of this license along
 * with this source code in a file named "LICENSE."
 *
 * @file rangeIterator.h
 * @author drose
 * @date 2003-09-07
 */

#ifndef RANGEITERATOR_H
#define RANGEITERATOR_H

#include "pandatoolbase.h"
#include "rangeDescription.h"

#include "pset.h"

/**
 * Walks through all the Unicode characters described by a RangeDescription
 * class.
 */
class RangeIterator {
public:
  RangeIterator(const RangeDescription &desc);

  INLINE int get_code() const;
  bool next();
  INLINE bool eof() const;

private:
  const RangeDescription &_desc;
  RangeDescription::RangeList::const_iterator _it;
  int _code;

  typedef pset<int> Codes;
  Codes _codes_generated;
};

#include "rangeIterator.I"

#endif