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/* SPDX-License-Identifier: GPL-2.0-or-later */
/**********************************************************************
Audacity: A Digital Audio Editor
@file NumericConverterFormatter.cpp
Dmitry Vedenko
**********************************************************************/
#include "NumericConverterFormatter.h"
#include <cmath>
namespace
{
size_t CalculateDigits(size_t rangeEnd)
{
if (rangeEnd == 0)
return 0;
--rangeEnd;
size_t digitsCount = 0;
while (rangeEnd > 0)
{
rangeEnd /= 10;
++digitsCount;
}
return digitsCount;
}
}
NumericField::NumericField(size_t _digits, bool zeropad)
: digits { _digits }
{
if (zeropad && digits > 1)
formatStr.Printf(wxT("%%0%zud"), digits); // ex. "%03d" if digits is 3
else
formatStr = "%d";
}
NumericField NumericField::ForRange(size_t range, bool zeropad, size_t minDigits)
{
// Previously, Audacity used 5 digits by default (why?)
return NumericField(
range > 1 ? std::max(minDigits, CalculateDigits(range)) : 5, zeropad);
}
NumericField NumericField::WithDigits(size_t digits, bool zeropad)
{
return NumericField(digits, zeropad);
}
NumericConverterFormatter::~NumericConverterFormatter()
{
}
void NumericConverterFormatter::UpdateFormatForValue(double, bool)
{
}
const wxString& NumericConverterFormatter::GetPrefix() const
{
return mPrefix;
}
const NumericFields& NumericConverterFormatter::GetFields() const
{
return mFields;
}
const DigitInfos& NumericConverterFormatter::GetDigitInfos() const
{
return mDigits;
}
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