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/*
*
* Copyright (C) 2000-2024, 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: DSRWaveformChannelList
*
*/
#include "dcmtk/config/osconfig.h" /* make sure OS specific configuration is included first */
#include "dcmtk/dcmsr/dsrwavch.h"
#include "dcmtk/dcmsr/dsrxmld.h"
#include "dcmtk/dcmdata/dcdeftag.h"
#include "dcmtk/dcmdata/dcvrus.h"
// global empty item object so it gets initialized and cleaned up by the linker
const DSRWaveformChannelItem DSRWaveformChannelEmptyItem(0, 0);
template<>
const DSRWaveformChannelItem& DSRgetEmptyItem<DSRWaveformChannelItem>()
{
return DSRWaveformChannelEmptyItem;
}
DSRWaveformChannelList::DSRWaveformChannelList()
: DSRListOfItems<DSRWaveformChannelItem>()
{
}
DSRWaveformChannelList::DSRWaveformChannelList(const DSRWaveformChannelList &lst)
: DSRListOfItems<DSRWaveformChannelItem>(lst)
{
}
DSRWaveformChannelList::~DSRWaveformChannelList()
{
}
DSRWaveformChannelList &DSRWaveformChannelList::operator=(const DSRWaveformChannelList &lst)
{
DSRListOfItems<DSRWaveformChannelItem>::operator=(lst);
return *this;
}
OFCondition DSRWaveformChannelList::print(STD_NAMESPACE ostream &stream,
const size_t flags,
const char pairSeparator,
const char itemSeparator) const
{
const OFListConstIterator(DSRWaveformChannelItem) endPos = ItemList.end();
OFListConstIterator(DSRWaveformChannelItem) iterator = ItemList.begin();
while (iterator != endPos)
{
stream << (*iterator).MultiplexGroupNumber << pairSeparator << (*iterator).ChannelNumber;
iterator++;
if (iterator != endPos)
{
if (flags & DSRTypes::PF_shortenLongItemValues)
{
stream << itemSeparator << "...";
iterator = endPos;
} else
stream << itemSeparator;
}
}
return EC_Normal;
}
OFCondition DSRWaveformChannelList::read(DcmItem &dataset,
const size_t /*flags*/)
{
/* get integer array from dataset */
DcmUnsignedShort delem(DCM_ReferencedWaveformChannels);
OFCondition result = DSRTypes::getAndCheckElementFromDataset(dataset, delem, "2-2n", "1C", "WAVEFORM content item");
if (result.good())
{
/* clear internal list */
clear();
Uint16 group = 0;
Uint16 channel = 0;
const unsigned long count = delem.getVM();
/* fill list with values from integer array */
unsigned long i = 0;
while ((i < count) && result.good())
{
result = delem.getUint16(group, i++);
if (result.good())
{
result = delem.getUint16(channel, i++);
if (result.good())
addItem(group, channel);
}
}
}
return result;
}
OFCondition DSRWaveformChannelList::write(DcmItem &dataset) const
{
OFCondition result = EC_Normal;
/* fill integer array with values from list */
DcmUnsignedShort delem(DCM_ReferencedWaveformChannels);
const OFListConstIterator(DSRWaveformChannelItem) endPos = ItemList.end();
OFListConstIterator(DSRWaveformChannelItem) iterator = ItemList.begin();
unsigned long i = 0;
while ((iterator != endPos) && result.good())
{
result = delem.putUint16((*iterator).MultiplexGroupNumber, i++);
if (result.good())
result = delem.putUint16((*iterator).ChannelNumber, i++);
iterator++;
}
/* add to dataset */
if (result.good())
result = DSRTypes::addElementToDataset(result, dataset, new DcmUnsignedShort(delem), "2-2n", "1", "WAVEFORM content item");
return result;
}
OFBool DSRWaveformChannelList::isElement(const Uint16 multiplexGroupNumber,
const Uint16 channelNumber) const
{
return DSRListOfItems<DSRWaveformChannelItem>::isElement(DSRWaveformChannelItem(multiplexGroupNumber, channelNumber));
}
OFCondition DSRWaveformChannelList::getItem(const size_t idx,
Uint16 &multiplexGroupNumber,
Uint16 &channelNumber) const
{
DSRWaveformChannelItem item; /* default: 0,0 */
OFCondition result = DSRListOfItems<DSRWaveformChannelItem>::getItem(idx, item);
multiplexGroupNumber = item.MultiplexGroupNumber;
channelNumber = item.ChannelNumber;
return result;
}
void DSRWaveformChannelList::addItem(const Uint16 multiplexGroupNumber,
const Uint16 channelNumber)
{
DSRListOfItems<DSRWaveformChannelItem>::addItem(DSRWaveformChannelItem(multiplexGroupNumber, channelNumber));
}
OFCondition DSRWaveformChannelList::putString(const char *stringValue)
{
OFCondition result = EC_Normal;
/* clear internal list */
clear();
/* check input string */
if ((stringValue != NULL) && (strlen(stringValue) > 0))
{
Uint16 group = 0;
Uint16 channel = 0;
const char *ptr = stringValue;
/* retrieve channel pairs from string */
while (result.good() && (ptr != NULL))
{
if (sscanf(ptr, "%hu/%hu", &group, &channel) == 2)
{
addItem(group, channel);
/* jump to next channel pair */
ptr = strchr(ptr, ',');
if (ptr != NULL)
ptr++;
} else
result = EC_CorruptedData;
}
}
return result;
}
// comparison operators
OFBool operator==(const DSRWaveformChannelItem &lhs,
const DSRWaveformChannelItem &rhs)
{
return lhs.isEqual(rhs);
}
OFBool operator!=(const DSRWaveformChannelItem &lhs,
const DSRWaveformChannelItem &rhs)
{
return lhs.isNotEqual(rhs);
}
OFBool operator<(const DSRWaveformChannelItem &lhs,
const DSRWaveformChannelItem &rhs)
{
return lhs.isLessThan(rhs);
}
OFBool operator>(const DSRWaveformChannelItem &lhs,
const DSRWaveformChannelItem &rhs)
{
return lhs.isGreaterThan(rhs);
}
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