void mitk::XMLSerializable::FromXMLFile(const std::string& file
, const std::string& elemName)
{
endodebug( "Trying to read from " << file )
TiXmlDocument doc( file.c_str() );
bool loadOkay = doc.LoadFile();
if(!loadOkay)
{
std::ostringstream s; s << "File " << file
<< " could not be loaded!";
throw std::logic_error(s.str().c_str());
}
m_XMLFileName = file;
TiXmlElement* elem = doc.FirstChildElement();
endoAssertMsg( elem, "No root element found" );
// determine element to read from
std::string elementName = elemName;
if(elementName.empty())
elementName = this->GetNameOfClass();
// try again with the first element
if(strcmp(elem->Value(), elementName.c_str()) != 0)
elem = elem->FirstChildElement(elementName.c_str());
endoAssertMsg( elem, "No child element \"" << elementName <<
"\" found in " << file );
// if theres an attribute as file reference try to load the class
// from that file
std::string filename;
if(elem->QueryStringAttribute(FILE_REFERENCE_ATTRIBUTE_NAME.c_str(), &filename)
== TIXML_SUCCESS)
{
if( !itksys::SystemTools::FileIsFullPath(filename.c_str()) )
filename = itksys::SystemTools::GetFilenamePath(file) + "/" + filename;
this->FromXMLFile(filename);
return; // exit!
}
this->FromXML( elem );
}
void mitk::CameraIntrinsics::SetIntrinsics( const cv::Mat& _CameraMatrix
, const cv::Mat& _DistorsionCoeffs)
{
{
itk::MutexLockHolder<itk::FastMutexLock> lock(*m_Mutex);
if( _CameraMatrix.cols != 3 || _CameraMatrix.rows != 3)
throw std::invalid_argument("Wrong format of camera matrix. Should be 3x3"
" double.");
endoAssertMsg( (_DistorsionCoeffs.cols == 5) &&
_DistorsionCoeffs.rows == 1, "Wrong format of distorsion coefficients"
" vector. Should be 5x1 double.");
m_CameraMatrix = _CameraMatrix.clone();
m_DistorsionCoeffs = _DistorsionCoeffs.clone();
m_Valid = true;
}
this->Modified();
}
void mitk::XMLSerializable::ToXMLFile(const std::string& file
, const std::string& elemName)
{
TiXmlElement * rootElem=0;
TiXmlElement * element=0;
// determine element to write to
std::string elementName = elemName;
if(elementName.empty())
elementName = this->GetNameOfClass();
TiXmlDocument doc( file.c_str() );
bool loadOkay = doc.LoadFile();
// if the document already exists ...
if(loadOkay)
{
// try to identify the XML element of this class as the root
// or as the child of the root
rootElem = doc.RootElement();
endoAssertMsg( rootElem, "No root element found in " << file );
// if root element represents this element remove the root
if( rootElem->ValueStr() == elementName )
{
doc.RemoveChild(rootElem);
rootElem = 0;
}
else
{
// if it is a child of the root remove it too
element = rootElem->FirstChildElement(elementName);
if(element)
rootElem->RemoveChild(element);
}
}
else
{
// document did not exist, create new one with declration
TiXmlDeclaration * decl = new TiXmlDeclaration( "1.0", "", "" );
doc.LinkEndChild( decl );
}
m_XMLFileName = file;
// create element (if the document already exists this element was removed)
element = new TiXmlElement( elementName );
this->ToXML( element );
// if we do not have a root element create a new one
if(!rootElem)
rootElem = new TiXmlElement( ROOT_NAME );
// add the element node as child
rootElem->LinkEndChild(element);
// if no root element exists, add it now
if(doc.RootElement() == 0)
doc.LinkEndChild( rootElem );
if(!doc.SaveFile( file ))
{
std::ostringstream s; s << "File " << file
<< " could not be written. Please check permissions.";
throw std::logic_error(s.str());
}
}
