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/*=========================================================================
Program: Image Guided Surgery Software Toolkit
Module: $RCSfile: igstkTransformXMLFileWriterBase.h,v $
Language: C++
Date: $Date: 2009-06-04 20:06:54 $
Version: $Revision: 1.1 $
Copyright (c) ISC Insight Software Consortium. All rights reserved.
See IGSTKCopyright.txt or http://www.igstk.org/copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#ifndef __igstkTransformXMLFileWriterBase_h
#define __igstkTransformXMLFileWriterBase_h
#include <itkXMLFile.h>
#include "igstkPrecomputedTransformData.h"
namespace igstk
{
/** \class TransformXMLFileWriterBase
*
* \brief This class is an abstract writer for xml files containing a
* precomputed transformation. The specific type of transformation is
* defined by the subclass.
*
* This class is the base class for all the writers that output a precomputed
* transformation.
*
* The xml file format is as follows:
@verbatim
<precomputed_transform>
<description>
Claron bayonet probe calibration
</description>
<computation_date>
Thursday July 4 12:00:00 1776
</computation_date>
<transformation estimation_error="0.5">
your parameters go here
</transformation>
</precomputed_transform>
@endverbatim
*
*
*/
class TransformXMLFileWriterBase :
public itk::XMLWriterBase<PrecomputedTransformData>
{
public:
//standard typedefs
typedef TransformXMLFileWriterBase Self;
typedef itk::XMLWriterBase<PrecomputedTransformData> Superclass;
typedef itk::SmartPointer<Self> Pointer;
//run-time type information (and related methods)
itkTypeMacro( TransformXMLFileWriterBase<PrecomputedTransformData>,
itk::XMLWriterBase );
//Calling program must check that we have a valid file name, it is not a directory
virtual int CanWriteFile( const char* name );
//Calling program can then write, if filename is valid.
virtual int WriteFile();
/**Check that the transformation matches the writer type*/
virtual bool IsCompatible(
const PrecomputedTransformData::Pointer transformation )=0;
protected:
TransformXMLFileWriterBase() {}
virtual ~TransformXMLFileWriterBase() {}
void WriteDescription( std::ofstream &out );
void WriteDate( std::ofstream &out );
virtual void WriteTransformation( std::ofstream &out ) = 0;
//observer to get the transformation description using IGSTK's event
//based approach
igstkObserverMacro( TransformationDescription,
igstk::StringEvent,
std::string )
//observer to get the transformation date using IGSTK's event
//based approach
igstkObserverMacro( TransformationDate,
igstk::PrecomputedTransformData::TransformDateTypeEvent,
std::string )
typedef igstk::PrecomputedTransformData::TransformType *
TransformTypePointer;
//observer to get the transformation using IGSTK's event
//based approach
igstkObserverMacro( TransformRequest,
igstk::PrecomputedTransformData::TransformTypeEvent,
TransformTypePointer )
//observer to get the transformation's estimation error using IGSTK's
//event based approach
igstkObserverMacro( TransformError,
igstk::PrecomputedTransformData::TransformErrorTypeEvent,
igstk::PrecomputedTransformData::ErrorType )
private:
TransformXMLFileWriterBase(
const TransformXMLFileWriterBase & other );
const TransformXMLFileWriterBase & operator=(
const TransformXMLFileWriterBase & right );
};
}
#endif //__igstkTransformXMLFileWriterBase_h
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