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/*
*
* Copyright (C) 2000-2021, OFFIS e.V.
* All rights reserved. See COPYRIGHT file for details.
*
* This software and supporting documentation were developed by
*
* OFFIS e.V.
* R&D Division Health
* Escherweg 2
* D-26121 Oldenburg, Germany
*
*
* Module: dcmsr
*
* Author: Joerg Riesmeier
*
* Purpose:
* classes: DSRReferencedTimeOffsetList
*
*/
#include "dcmtk/config/osconfig.h" /* make sure OS specific configuration is included first */
#include "dcmtk/dcmsr/dsrtcoto.h"
#include "dcmtk/dcmdata/dcdeftag.h"
#include "dcmtk/dcmdata/dcvrds.h"
#include "dcmtk/ofstd/ofstd.h"
template<>
const Float64& DSRgetEmptyItem<Float64>()
{
// no need to be thread-safe, since it is only a float
static const Float64 t = 0;
return t;
}
DSRReferencedTimeOffsetList::DSRReferencedTimeOffsetList()
: DSRListOfItems<Float64>()
{
}
DSRReferencedTimeOffsetList::DSRReferencedTimeOffsetList(const DSRReferencedTimeOffsetList &lst)
: DSRListOfItems<Float64>(lst)
{
}
DSRReferencedTimeOffsetList::~DSRReferencedTimeOffsetList()
{
}
DSRReferencedTimeOffsetList &DSRReferencedTimeOffsetList::operator=(const DSRReferencedTimeOffsetList &lst)
{
DSRListOfItems<Float64>::operator=(lst);
return *this;
}
OFCondition DSRReferencedTimeOffsetList::print(STD_NAMESPACE ostream &stream,
const size_t flags,
const char separator) const
{
char buffer[64];
const OFListConstIterator(Float64) endPos = ItemList.end();
OFListConstIterator(Float64) iterator = ItemList.begin();
while (iterator != endPos)
{
/* need to convert float to avoid problems with decimal point ('.' or ',') */
OFStandard::ftoa(buffer, sizeof(buffer), *iterator, 0, 0, -2 /* print enough digits to permit lossless conversion back to FD */);
stream << buffer;
iterator++;
if (iterator != endPos)
{
if (flags & DSRTypes::PF_shortenLongItemValues)
{
stream << separator << "...";
/* goto last item */
iterator = endPos;
} else
stream << separator;
}
}
return EC_Normal;
}
OFCondition DSRReferencedTimeOffsetList::read(DcmItem &dataset,
const size_t /*flags*/)
{
/* get decimal string from dataset */
DcmDecimalString delem(DCM_ReferencedTimeOffsets);
OFCondition result = DSRTypes::getAndCheckElementFromDataset(dataset, delem, "1-n", "1C", "TCOORD content item");
if (result.good())
{
/* clear internal list */
clear();
Float64 value = 0;
const unsigned long count = delem.getVM();
/* fill list with values from decimal string */
for (unsigned long i = 0; i < count; i++)
{
if (delem.getFloat64(value, i).good())
addItem(value);
}
}
return result;
}
OFCondition DSRReferencedTimeOffsetList::write(DcmItem &dataset) const
{
OFCondition result = EC_Normal;
/* fill string with values from list */
OFString tmpString;
char buffer[32];
const OFListConstIterator(Float64) endPos = ItemList.end();
OFListConstIterator(Float64) iterator = ItemList.begin();
while (iterator != endPos)
{
if (!tmpString.empty())
tmpString += '\\';
OFStandard::ftoa(buffer, sizeof(buffer), *iterator, OFStandard::ftoa_format_f);
tmpString += buffer;
iterator++;
}
/* set decimal string */
DcmDecimalString delem(DCM_ReferencedTimeOffsets);
result = delem.putOFStringArray(tmpString);
/* add to dataset */
if (result.good())
result = DSRTypes::addElementToDataset(result, dataset, new DcmDecimalString(delem), "1-n", "1", "TCOORD content item");
return result;
}
OFCondition DSRReferencedTimeOffsetList::putString(const char *stringValue)
{
OFCondition result = EC_Normal;
/* clear internal list */
clear();
/* check input string */
if ((stringValue != NULL) && (strlen(stringValue) > 0))
{
Float64 value = 0;
OFBool success = OFFalse;
const char *ptr = stringValue;
/* retrieve time offsets from string */
while (result.good() && (ptr != NULL))
{
value = OFStandard::atof(ptr, &success);
if (success)
{
addItem(value);
/* jump to next time offset */
ptr = strchr(ptr, ',');
if (ptr != NULL)
ptr++;
} else
result = EC_CorruptedData;
}
}
return result;
}
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