amount.cpp

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// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2014 The Bitcoin developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#include "amount.h"
 
#include "tinyformat.h"
 
const std::string CURRENCY_UNIT = "PRCY";
 
CFeeRate::CFeeRate(const CAmount& nFeePaid, size_t nSize)
{
    if (nSize > 0)
        nSatoshisPerK = nFeePaid * 1000 / nSize;
    else
        nSatoshisPerK = 0;
}
 
CAmount CFeeRate::GetFee(size_t nSize) const
{
    CAmount nFee = nSatoshisPerK * nSize / 1000000;
 
    if (nFee == 0 && nSatoshisPerK > 0)
        nFee = nSatoshisPerK;
 
    return nFee;
}
 
std::string CFeeRate::ToString() const
{
    return strprintf("%d.%08d %s/kB", nSatoshisPerK / COIN, nSatoshisPerK % COIN, CURRENCY_UNIT);
}