values/Double.h

// Double.h -- Interface to `double' values in CSP variables.

/*
 * Copyright (C) 1997, 1998 Tudor Hulubei <tudor@hulubei.net>.
 *
 * This library is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2, or (at
 * your option) any later version.
 *
 * This library 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA,
 * 02111-1307, USA.
 */

// $Id: values_2Double_8h-source.html,v 1.1 2005/05/25 12:37:18 tudor Exp $

#ifndef _CSP_VALUES_Double_H
#define _CSP_VALUES_Double_H


CSP_NAMESPACE_BEGIN(csp);
CSP_NAMESPACE_BEGIN(values);


class CSP_API Double :
    public Value
{
  public:
    Double() : m_value(0) {}
    Double(const double v) : m_value(v) {}
    Double(const Double& v) : Value() { m_value = v.m_value; }

    // Assignment operator.
    Double& operator=(const Double& v)
    {
        Value::operator=(v);
        m_value = v.m_value;
        return *this;
    }

    operator double() const { return m_value; }

    virtual wostream& print(wostream& wos) const
    {
        return wos << m_value << L"(" << id() << L")";
    }

  private:
    double m_value;
};


CSP_NAMESPACE_END(values);
CSP_NAMESPACE_END(csp);


#endif // _CSP_VALUES_Double_H

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