36 lines
1.2 KiB
C++
36 lines
1.2 KiB
C++
/*
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* This file Copyright (C) 2009 Charles Kerr <charles@transmissionbt.com>
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*
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* This file is licensed by the GPL version 2. Works owned by the
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* Transmission project are granted a special exemption to clause 2(b)
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* so that the bulk of its code can remain under the MIT license.
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* This exemption does not extend to derived works not owned by
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* the Transmission project.
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*
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* $Id$
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*/
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#ifndef QTR_SPEED_H
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#define QTR_SPEED_H
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class Speed
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{
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private:
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double _kbps;
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Speed( double kbps ): _kbps(kbps) { }
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public:
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Speed( ): _kbps(0) { }
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double kbps( ) const { return _kbps; }
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double bps( ) const { return kbps()*1024.0; }
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bool isZero( ) const { return _kbps < 0.001; }
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static Speed fromKbps( double kbps ) { return Speed( kbps ); }
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static Speed fromBps( double bps ) { return Speed( bps/1024.0 ); }
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void setKbps( double kbps ) { _kbps = kbps; }
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void setBps( double bps ) { _kbps = bps/1024.0; }
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Speed operator+( const Speed& that ) const { return Speed( kbps() + that.kbps() ); }
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Speed& operator+=( const Speed& that ) { _kbps += that._kbps; return *this; }
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bool operator<( const Speed& that ) const { return kbps() < that.kbps(); }
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};
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#endif
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