transmission/qt/Speed.h

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// This file Copyright © 2009-2023 Mnemosyne LLC.
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// It may be used under GPLv2 (SPDX: GPL-2.0-only), GPLv3 (SPDX: GPL-3.0-only),
// or any future license endorsed by Mnemosyne LLC.
// License text can be found in the licenses/ folder.
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#pragma once
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class Speed
{
public:
Speed() = default;
double getKBps() const;
[[nodiscard]] auto constexpr getBps() const noexcept
{
return bytes_per_second_;
}
[[nodiscard]] auto constexpr isZero() const noexcept
{
return bytes_per_second_ == 0;
}
static Speed fromKBps(double KBps);
[[nodiscard]] static constexpr Speed fromBps(int Bps) noexcept
{
return Speed{ Bps };
}
void constexpr setBps(int Bps) noexcept
{
bytes_per_second_ = Bps;
}
constexpr Speed& operator+=(Speed const& that) noexcept
{
bytes_per_second_ += that.bytes_per_second_;
return *this;
}
[[nodiscard]] auto constexpr operator+(Speed const& that) const noexcept
{
return Speed{ getBps() + that.getBps() };
}
[[nodiscard]] auto constexpr operator<(Speed const& that) const noexcept
{
return getBps() < that.getBps();
}
[[nodiscard]] auto constexpr operator==(Speed const& that) const noexcept
{
return getBps() == that.getBps();
}
[[nodiscard]] auto constexpr operator!=(Speed const& that) const noexcept
{
return getBps() != that.getBps();
}
private:
explicit constexpr Speed(int bytes_per_second) noexcept
: bytes_per_second_{ bytes_per_second }
{
}
int bytes_per_second_ = {};
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};