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keyer.h

// -*- C++ -*-
/***************************************************************************
                          libkeyer part of Aldo
                          ---------------------
    begin                : Sun May 6 2001
    copyleft             : Giuseppe "denever" Martino
    email                : denever@users.sourceforge.net
 ***************************************************************************/
/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *  This program is distributed in the hope that it will be useful,        *
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
 *  GNU General Public License for more details.                           *
 *                                                                         *
 *  You should have received a copy of the GNU General Public License      *
 *  along with this program; if not, write to the Free Software            *
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,             *
 *  MA 02110-1301 USA                                                      *
 *                                                                         *
 ***************************************************************************/

#ifndef KEYER_H
#define KEYER_H

#include "astream.h"

#include <string>

namespace libkeyer
{
    class Keyer
    {
    public:
      explicit Keyer(libaudiostream::AudioWorkSpace&, unsigned int, unsigned int =3,
                  unsigned int=2, unsigned int=1, unsigned int=3);
      Keyer& operator<<(const unsigned int&);
      Keyer& operator<<(unsigned char);
      Keyer& operator<<(const std::string&);

      void set_speed(unsigned int);
      void set_charpause_len(unsigned int);
      void set_stringpause_len(unsigned int);
      void set_dot_len(unsigned int);
      void set_line_len(unsigned int);

      inline unsigned int charpause_len()
      {
          return m_interch;
      }

      inline unsigned int stringpause_len()
      {
          return m_interword;
      }

      inline unsigned int dot_len() const
      {
          return m_dot;
      }

      inline unsigned int line_len() const
      {
          return m_line;
      }
      
      inline unsigned int tone() const
      {
          return int(m_tone);
      }

      inline void set_tone(unsigned int t)
      {
          m_tone = t;
      }
      
    private:
      libaudiostream::AudioWorkSpace m_aws;
      libaudiostream::oastream m_audio;

      unsigned int m_speed;
      unsigned int m_count;
      unsigned int m_interch;
      unsigned int m_interword;

      double m_tone;

      unsigned int m_dot;
      unsigned int m_line;

      void play(unsigned int);
      void char_pause();
      void string_pause();
    };
}

#endif // KEYER_H



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