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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkLineSpatialObject.h
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/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 __itkLineSpatialObject_h
#define __itkLineSpatialObject_h
#include <list>
#include "itkPointBasedSpatialObject.h"
#include "itkLineSpatialObjectPoint.h"
namespace itk
{
/**
* \class LineSpatialObject
* \brief Representation of a Line based on the spatial object classes.
*
* The Line is basically defined by a set of points.
*
* \sa LineSpatialObjectPoint
*/
template < unsigned int TDimension = 3 >
class ITK_EXPORT LineSpatialObject
:public PointBasedSpatialObject< TDimension >
{
public:
typedef LineSpatialObject Self;
typedef PointBasedSpatialObject< TDimension > Superclass;
typedef SmartPointer < Self > Pointer;
typedef SmartPointer < const Self > ConstPointer;
typedef double ScalarType;
typedef LineSpatialObjectPoint< TDimension > LinePointType;
typedef std::vector< LinePointType > PointListType;
typedef typename Superclass::SpatialObjectPointType SpatialObjectPointType;
typedef typename Superclass::PointType PointType;
typedef typename Superclass::TransformType TransformType;
typedef typename Superclass::BoundingBoxType BoundingBoxType;
typedef VectorContainer<unsigned long,PointType> PointContainerType;
typedef SmartPointer<PointContainerType> PointContainerPointer;
/** Method for creation through the object factory. */
itkNewMacro( Self );
/** Method for creation through the object factory. */
itkTypeMacro( LineSpatialObject, PointBasedSpatialObject );
/** Returns a reference to the list of the Line points. */
PointListType & GetPoints( void );
/** Set the list of line points. */
void SetPoints( PointListType & newPoints );
/** Return a point in the list given the index */
const SpatialObjectPointType* GetPoint(unsigned long id) const
{
return &(m_Points[id]);
}
/** Return a point in the list given the index */
SpatialObjectPointType* GetPoint(unsigned long id) {return &(m_Points[id]);}
/** Return the number of points in the list */
unsigned long GetNumberOfPoints(void) const {return m_Points.size();}
/** Returns true if the line is evaluable at the requested point,
* false otherwise. */
bool IsEvaluableAt( const PointType & point,
unsigned int depth=0, char * name=NULL ) const;
/** Returns the value of the line at that point.
* Currently this function returns a binary value,
* but it might want to return a degree of membership
* in case of fuzzy Lines. */
bool ValueAt( const PointType & point, double & value,
unsigned int depth=0, char * name=NULL ) const;
/** Returns true if the point is inside the line, false otherwise. */
bool IsInside( const PointType & point,
unsigned int depth, char * name) const;
/** Test whether a point is inside or outside the object
* For computational speed purposes, it is faster if the method does not
* check the name of the class and the current depth */
virtual bool IsInside( const PointType & point) const;
/** Compute the boundaries of the line. */
bool ComputeLocalBoundingBox() const;
protected:
LineSpatialObject(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
PointListType m_Points;
LineSpatialObject();
virtual ~LineSpatialObject();
/** Method to print the object. */
virtual void PrintSelf( std::ostream& os, Indent indent ) const;
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkLineSpatialObject.txx"
#endif
#endif // __itkLineSpatialObject_h
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