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/* Copyright (c) 2016 Stanislaw Halik
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*/
#pragma once
#include "export.hpp"
#include "compat/macros.hpp"
#include <QDataStream>
#include <QMetaType>
#include <QDebug>
namespace options
{
class OTR_OPTIONS_EXPORT slider_value final
{
double cur_, min_, max_;
template<typename t>
using arith_conversion_t = std::enable_if_t<std::is_arithmetic_v<std::decay_t<t>>, std::decay_t<t>>;
public:
slider_value(double cur, double min, double max);
template<typename t, typename u, typename v> slider_value(t cur, u min, v max) :
cur_(double(cur)),
min_(double(min)),
max_(double(max))
{}
template<typename t>
cc_noinline
explicit operator arith_conversion_t<t>() const
{
return t(cur_);
}
slider_value(const slider_value& v);
slider_value();
slider_value& operator=(const slider_value& v);
bool operator==(const slider_value& v) const;
operator double() const { return cur_; }
double cur() const { return cur_; }
double min() const { return min_; }
double max() const { return max_; }
slider_value update_from_slider(int pos, int q_min, int q_max) const;
int to_slider_pos(int q_min, int q_max) const;
};
}
OTR_OPTIONS_EXPORT QDebug operator << (QDebug dbg, const options::slider_value& val);
OTR_OPTIONS_EXPORT QDataStream& operator << (QDataStream& out, const options::slider_value& v);
OTR_OPTIONS_EXPORT QDataStream& operator >> (QDataStream& in, options::slider_value& v);
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