typed_value.h

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/*
 * Copyright (C) 2020 Luciano Iam <oss@lucianoiam.com>
 *
 * 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 _ardour_surface_websockets_typed_value_h_
#define _ardour_surface_websockets_typed_value_h_
 
#include <string>
 
namespace ArdourSurface {
 
class TypedValue
{
public:
        enum Type {
                Empty,
                Bool,
                Int,
                Double,
                String
        };
 
        TypedValue ();
        TypedValue (bool);
        TypedValue (int);
        TypedValue (double);
        TypedValue (std::string);
 
        bool empty () const
        {
                return _type == Empty;
        };
        Type type () const
        {
                return _type;
        };
 
        operator bool () const;
        operator int () const;
        operator double () const;
        operator std::string () const;
 
        bool operator== (const TypedValue& other) const;
        bool operator!= (const TypedValue& other) const;
 
        std::string debug_str () const;
 
private:
        Type        _type;
        bool        _b;
        int         _i;
        double      _d;
        std::string _s;
};
 
} // namespace ArdourSurface
 
#endif // _ardour_surface_websockets_typed_value_h_