AnalogInput.hpp

/***************************************************************************
  tag: Peter Soetens  Thu Apr 22 20:40:58 CEST 2004  AnalogInput.hpp

                        AnalogInput.hpp -  description
                           -------------------
    begin                : Thu April 22 2004
    copyright            : (C) 2004 Peter Soetens
    email                : peter.soetens@mech.kuleuven.ac.be

 ***************************************************************************
 *   This library 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;                 *
 *   version 2 of the License.                                             *
 *                                                                         *
 *   As a special exception, you may use this file as part of a free       *
 *   software library without restriction.  Specifically, if other files   *
 *   instantiate templates or use macros or inline functions from this     *
 *   file, or you compile this file and link it with other files to        *
 *   produce an executable, this file does not by itself cause the         *
 *   resulting executable to be covered by the GNU General Public          *
 *   License.  This exception does not however invalidate any other        *
 *   reasons why the executable file might be covered by the GNU General   *
 *   Public License.                                                       *
 *                                                                         *
 *   This library is distributed in the hope that it will be useful,       *
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
 *   Lesser General Public License for more details.                       *
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 *   Foundation, Inc., 59 Temple Place,                                    *
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 ***************************************************************************/

#ifndef ANALOGINPUT_HPP
#define ANALOGINPUT_HPP

#include "AnalogInInterface.hpp"

namespace RTT
{ namespace dev {

    class RTT_API AnalogInput
    {
    public:
        AnalogInput( AnalogInInterface* ana_in, unsigned int channel_nr )
            :board(ana_in), channel(channel_nr)
        {
        }

        ~AnalogInput() {};

        double value() const
        {
            double r(0.0);
            board->read(channel, r);
            return r;
        }

        int rawValue() const
        {
            int r(0);
            board->rawRead(channel, r);
            return r;
        }

    private:
        AnalogInInterface *board;
        int channel;
    };
}}

#endif // ANALOGINPUT_HPP