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simgear/simgear/hla/HLAEnumeratedDataElement.cxx
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// Copyright (C) 2009 - 2010 Mathias Froehlich - Mathias.Froehlich@web.de
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
#include "HLAEnumeratedDataElement.hxx"
#include <simgear/debug/logstream.hxx>
namespace simgear {
HLAAbstractEnumeratedDataElement::HLAAbstractEnumeratedDataElement(const HLAEnumeratedDataType* dataType) :
_dataType(dataType)
{
}
HLAAbstractEnumeratedDataElement::~HLAAbstractEnumeratedDataElement()
{
}
bool
HLAAbstractEnumeratedDataElement::decode(HLADecodeStream& stream)
{
if (!_dataType.valid())
return false;
unsigned index;
if (!_dataType->decode(stream, index))
return false;
setEnumeratorIndex(index);
return true;
}
bool
HLAAbstractEnumeratedDataElement::encode(HLAEncodeStream& stream) const
{
if (!_dataType.valid())
return false;
return _dataType->encode(stream, getEnumeratorIndex());
}
const HLAEnumeratedDataType*
HLAAbstractEnumeratedDataElement::getDataType() const
{
return _dataType.get();
}
bool
HLAAbstractEnumeratedDataElement::setDataType(const HLADataType* dataType)
{
const HLAEnumeratedDataType* enumeratedDataType = dataType->toEnumeratedDataType();
if (!enumeratedDataType) {
SG_LOG(SG_NETWORK, SG_WARN, "HLAEnumeratedDataType: unable to set data type!");
return false;
}
setDataType(enumeratedDataType);
return true;
}
void
HLAAbstractEnumeratedDataElement::setDataType(const HLAEnumeratedDataType* dataType)
{
_dataType = dataType;
}
const HLABasicDataType*
HLAAbstractEnumeratedDataElement::getRepresentationDataType() const
{
if (!_dataType.valid())
return 0;
return _dataType->getRepresentation();
}
std::string
HLAAbstractEnumeratedDataElement::getStringRepresentation() const
{
if (!_dataType.valid())
return std::string();
return _dataType->getString(getEnumeratorIndex());
}
bool
HLAAbstractEnumeratedDataElement::setStringRepresentation(const std::string& name)
{
if (!_dataType.valid())
return false;
unsigned index = _dataType->getIndex(name);
if (_dataType->getNumEnumerators() <= index)
return false;
setEnumeratorIndex(index);
return true;
}
HLAEnumeratedDataElement::HLAEnumeratedDataElement(const HLAEnumeratedDataType* dataType) :
HLAAbstractEnumeratedDataElement(dataType),
_enumeratorIndex(~unsigned(0))
{
}
HLAEnumeratedDataElement::~HLAEnumeratedDataElement()
{
}
unsigned
HLAEnumeratedDataElement::getEnumeratorIndex() const
{
return _enumeratorIndex;
}
void
HLAEnumeratedDataElement::setEnumeratorIndex(unsigned index)
{
_enumeratorIndex = index;
}
}