TiXmlElement* mitk::TransferFunctionPropertySerializer::Serialize()
{
if (const TransferFunctionProperty* prop = dynamic_cast<const TransferFunctionProperty*>(mitk::BasePropertySerializer::m_Property.GetPointer()))
{
TransferFunction* transferfunction = prop->GetValue();
if (!transferfunction)
return NULL;
TiXmlElement* element = new TiXmlElement("TransferFunction");
// serialize scalar opacity function
TiXmlElement* scalarOpacityPointlist = new TiXmlElement( "ScalarOpacity" );
TransferFunction::ControlPoints scalarOpacityPoints = transferfunction->GetScalarOpacityPoints();
for ( TransferFunction::ControlPoints::iterator iter = scalarOpacityPoints.begin();
iter != scalarOpacityPoints.end();
++iter )
{
TiXmlElement* pointel = new TiXmlElement("point");
pointel->SetDoubleAttribute("x", iter->first);
pointel->SetDoubleAttribute("y", iter->second);
scalarOpacityPointlist->LinkEndChild( pointel );
}
element->LinkEndChild( scalarOpacityPointlist );
// serialize gradient opacity function
TiXmlElement* gradientOpacityPointlist = new TiXmlElement( "GradientOpacity" );
TransferFunction::ControlPoints gradientOpacityPoints = transferfunction->GetGradientOpacityPoints();
for ( TransferFunction::ControlPoints::iterator iter = gradientOpacityPoints.begin();
iter != gradientOpacityPoints.end();
++iter )
{
TiXmlElement* pointel = new TiXmlElement("point");
pointel->SetDoubleAttribute("x", iter->first);
pointel->SetDoubleAttribute("y", iter->second);
gradientOpacityPointlist->LinkEndChild( pointel );
}
element->LinkEndChild( gradientOpacityPointlist );
// serialize color function
vtkColorTransferFunction* ctf = transferfunction->GetColorTransferFunction();
if (ctf == NULL)
return NULL;
TiXmlElement* pointlist = new TiXmlElement("Color");
for (int i = 0; i < ctf->GetSize(); i++ )
{
double myVal[6];
ctf->GetNodeValue(i, myVal);
TiXmlElement* pointel = new TiXmlElement("point");
pointel->SetDoubleAttribute("x", myVal[0]);
pointel->SetDoubleAttribute("r", myVal[1]);
pointel->SetDoubleAttribute("g", myVal[2]);
pointel->SetDoubleAttribute("b", myVal[3]);
pointel->SetDoubleAttribute("midpoint", myVal[4]);
pointel->SetDoubleAttribute("sharpness", myVal[5]);
pointlist->LinkEndChild( pointel );
}
element->LinkEndChild( pointlist );
return element;
}
else return NULL;
}
TiXmlElement* mitk::TransferFunctionPropertySerializer::Serialize()
{
if (const TransferFunctionProperty* prop = dynamic_cast<const TransferFunctionProperty*>(mitk::BasePropertySerializer::m_Property.GetPointer()))
{
LocaleSwitch localeSwitch("C");
TransferFunction* transferfunction = prop->GetValue();
if (!transferfunction)
return nullptr;
auto element = new TiXmlElement("TransferFunction");
// serialize scalar opacity function
auto scalarOpacityPointlist = new TiXmlElement( "ScalarOpacity" );
TransferFunction::ControlPoints scalarOpacityPoints = transferfunction->GetScalarOpacityPoints();
for ( auto iter = scalarOpacityPoints.begin();
iter != scalarOpacityPoints.end();
++iter )
{
auto pointel = new TiXmlElement("point");
pointel->SetAttribute("x", boost::lexical_cast<std::string>(iter->first));
pointel->SetAttribute("y", boost::lexical_cast<std::string>(iter->second));
scalarOpacityPointlist->LinkEndChild( pointel );
}
element->LinkEndChild( scalarOpacityPointlist );
// serialize gradient opacity function
auto gradientOpacityPointlist = new TiXmlElement( "GradientOpacity" );
TransferFunction::ControlPoints gradientOpacityPoints = transferfunction->GetGradientOpacityPoints();
for ( auto iter = gradientOpacityPoints.begin();
iter != gradientOpacityPoints.end();
++iter )
{
auto pointel = new TiXmlElement("point");
pointel->SetAttribute("x", boost::lexical_cast<std::string>(iter->first));
pointel->SetAttribute("y", boost::lexical_cast<std::string>(iter->second));
gradientOpacityPointlist->LinkEndChild( pointel );
}
element->LinkEndChild( gradientOpacityPointlist );
// serialize color function
vtkColorTransferFunction* ctf = transferfunction->GetColorTransferFunction();
if (ctf == nullptr)
return nullptr;
auto pointlist = new TiXmlElement("Color");
for (int i = 0; i < ctf->GetSize(); i++ )
{
double myVal[6];
ctf->GetNodeValue(i, myVal);
auto pointel = new TiXmlElement("point");
pointel->SetAttribute("x", boost::lexical_cast<std::string>(myVal[0]));
pointel->SetAttribute("r", boost::lexical_cast<std::string>(myVal[1]));
pointel->SetAttribute("g", boost::lexical_cast<std::string>(myVal[2]));
pointel->SetAttribute("b", boost::lexical_cast<std::string>(myVal[3]));
pointel->SetAttribute("midpoint", boost::lexical_cast<std::string>(myVal[4]));
pointel->SetAttribute("sharpness", boost::lexical_cast<std::string>(myVal[5]));
pointlist->LinkEndChild( pointel );
}
element->LinkEndChild( pointlist );
return element;
}
else return nullptr;
}