This class implements the strategy to iterate with spatial restriction, the iteration occurs inside a line. More...

#include <PositionIterator.h>

Inheritance diagram for te::rst::LineIterator< T >:

Public Member Functions
unsigned int	getColumn () const
	Returns the current column in iterator. More...

unsigned int	getRow () const
	Returns the current row in iterator. More...

	LineIterator ()

	LineIterator (const te::rst::Raster r, const te::gm::Line l)
	Constructor. More...

	LineIterator (const LineIterator &rhs)
	Copy constructor. More...

virtual bool	operator!= (const AbstractPositionIterator &rhs) const
	Difference operator. More...

bool	operator!= (const LineIterator< T > &rhs) const

const std::vector< T >	operator* () const
	Returns a vector of the values in current position (column, row) from iterator. More...

void	operator++ ()
	Advances to the next position. More...

void	operator-- ()
	Returns to the previous position. More...

LineIterator &	operator= (const LineIterator &rhs)

T	operator[] (const unsigned int i) const
	Returns the value in current position (column, row, band) from iterator. More...

void	setEnd ()
	Sets the iterator position to the end of the current band. More...

	~LineIterator ()

Static Public Member Functions
static LineIterator	begin (const te::rst::Raster r, const te::gm::Line l)
	Returns an iterator referring to the first value of the band. More...

static LineIterator	end (const te::rst::Raster r, const te::gm::Line l)
	Returns an iterator referring to after the end of the iterator. More...

Protected Attributes
int	m_currentpixelindex
	The index of the current pixel location. More...

const te::gm::Line *	m_line
	The spatial restriction to be applied in the iterator. More...

std::vector< te::gm::Point * >	m_pixelsinline
	A vector of pixel locations that intersects the line. More...

const te::rst::Raster *	m_raster
	The band from where to get the values. More...

Detailed Description

template<class T>
class te::rst::LineIterator< T >

This class implements the strategy to iterate with spatial restriction, the iteration occurs inside a line.

Definition at line 229 of file PositionIterator.h.

Constructor & Destructor Documentation

template<class T >

te::rst::LineIterator< T >::LineIterator ( )

Definition at line 766 of file PositionIterator.h.

template<class T >

te::rst::LineIterator< T >::LineIterator	(	const te::rst::Raster *	r,
		const te::gm::Line *	l
	)

Constructor.

Parameters

b	The band to iterate.
l	The line from where the iteration will navigate.

Definition at line 774 of file PositionIterator.h.

References te::rst::Grid::geoToGrid(), te::gm::LineString::getEndPoint(), te::rst::Raster::getExtent(), te::gm::GetGeomFromEnvelope(), te::rst::Raster::getGrid(), te::rst::Raster::getResolutionX(), te::rst::Raster::getResolutionY(), te::rst::Raster::getSRID(), te::gm::LineString::getStartPoint(), te::gm::Point::getX(), te::gm::Point::getY(), te::rst::Grid::gridToGeo(), te::gm::Geometry::intersection(), te::gm::INTERSECTS, te::rst::LineIterator< T >::m_line, te::rst::LineIterator< T >::m_pixelsinline, te::rst::AbstractPositionIterator< T >::m_raster, te::gm::SatisfySpatialRelation(), and te::rst::LineIterator< T >::setEnd().

template<class T >

te::rst::LineIterator< T >::LineIterator ( const LineIterator< T > & rhs )

Copy constructor.

Parameters

rhs	The right-hand-side copy used to copy from.

Definition at line 829 of file PositionIterator.h.

template<class T >

te::rst::LineIterator< T >::~LineIterator ( )

Definition at line 836 of file PositionIterator.h.

Member Function Documentation

template<class T >

te::rst::LineIterator< T > te::rst::LineIterator< T >::begin	(	const te::rst::Raster *	r,
		const te::gm::Line *	l
	)

static

Returns an iterator referring to the first value of the band.

Definition at line 908 of file PositionIterator.h.

template<class T >

te::rst::LineIterator< T > te::rst::LineIterator< T >::end	(	const te::rst::Raster *	r,
		const te::gm::Line *	l
	)

static

Returns an iterator referring to after the end of the iterator.

Definition at line 913 of file PositionIterator.h.

References te::rst::LineIterator< T >::setEnd().

template<class T >

unsigned int te::rst::LineIterator< T >::getColumn ( ) const

virtual

Returns the current column in iterator.

Implements te::rst::AbstractPositionIterator< T >.

Definition at line 868 of file PositionIterator.h.

template<class T >

unsigned int te::rst::LineIterator< T >::getRow ( ) const

virtual

Returns the current row in iterator.

Implements te::rst::AbstractPositionIterator< T >.

Definition at line 863 of file PositionIterator.h.

template<class T >

bool te::rst::AbstractPositionIterator< T >::operator!= ( const AbstractPositionIterator< T > & rhs ) const

virtualinherited

Difference operator.

Parameters

rhs	The right-hand side to compare.

Returns: Returns true if the iterators are at different positions, or false otherwise.

Definition at line 373 of file PositionIterator.h.

References te::rst::AbstractPositionIterator< T >::m_raster.

template<class T >

bool te::rst::LineIterator< T >::operator!= ( const LineIterator< T > & rhs ) const

Definition at line 922 of file PositionIterator.h.

References te::rst::LineIterator< T >::m_currentpixelindex.

template<class T >

const std::vector< T > te::rst::LineIterator< T >::operator* ( ) const

virtual

Returns a vector of the values in current position (column, row) from iterator.

Implements te::rst::AbstractPositionIterator< T >.

Definition at line 841 of file PositionIterator.h.

template<class T >

void te::rst::LineIterator< T >::operator++ ( )

virtual

Advances to the next position.

Implements te::rst::AbstractPositionIterator< T >.

Definition at line 873 of file PositionIterator.h.

template<class T >

void te::rst::LineIterator< T >::operator-- ( )

virtual

Returns to the previous position.

Implements te::rst::AbstractPositionIterator< T >.

Definition at line 881 of file PositionIterator.h.

template<class T >

te::rst::LineIterator< T > & te::rst::LineIterator< T >::operator= ( const LineIterator< T > & rhs )

Definition at line 889 of file PositionIterator.h.

References te::rst::LineIterator< T >::m_currentpixelindex, te::rst::LineIterator< T >::m_line, te::rst::LineIterator< T >::m_pixelsinline, and te::rst::AbstractPositionIterator< T >::operator=().

template<class T >

T te::rst::LineIterator< T >::operator[] ( const unsigned int i ) const

virtual

Returns the value in current position (column, row, band) from iterator.

Parameters

i	The band index.

Returns: The pixel value in current position.

Implements te::rst::AbstractPositionIterator< T >.

Definition at line 855 of file PositionIterator.h.

template<class T >

void te::rst::LineIterator< T >::setEnd ( )

virtual

Sets the iterator position to the end of the current band.

Parameters

b	The band to retrieve the end information.

Implements te::rst::AbstractPositionIterator< T >.

Definition at line 903 of file PositionIterator.h.

Referenced by te::rst::LineIterator< T >::end(), and te::rst::LineIterator< T >::LineIterator().

Member Data Documentation

template<class T>

int te::rst::LineIterator< T >::m_currentpixelindex

protected

The index of the current pixel location.

Definition at line 279 of file PositionIterator.h.

Referenced by te::rst::LineIterator< T >::operator!=(), and te::rst::LineIterator< T >::operator=().

template<class T>

const te::gm::Line* te::rst::LineIterator< T >::m_line

protected

The spatial restriction to be applied in the iterator.

Definition at line 278 of file PositionIterator.h.

Referenced by te::rst::LineIterator< T >::LineIterator(), and te::rst::LineIterator< T >::operator=().

template<class T>

std::vector<te::gm::Point*> te::rst::LineIterator< T >::m_pixelsinline

protected

A vector of pixel locations that intersects the line.

Definition at line 280 of file PositionIterator.h.

Referenced by te::rst::LineIterator< T >::LineIterator(), and te::rst::LineIterator< T >::operator=().

template<class T>

const te::rst::Raster* te::rst::AbstractPositionIterator< T >::m_raster

protectedinherited

The band from where to get the values.

Definition at line 132 of file PositionIterator.h.

Referenced by te::rst::LineIterator< T >::LineIterator(), te::rst::AbstractPositionIterator< T >::operator!=(), te::rst::AbstractPositionIterator< T >::operator=(), and te::rst::PointSetIterator< T >::PointSetIterator().

The documentation for this class was generated from the following file:

/home/castejon/castejon_files/develop/terralib5/git_master/terralib5/src/terralib/raster/PositionIterator.h

Public Member Functions

Static Public Member Functions

Protected Attributes

Detailed Description

template<class T> class te::rst::LineIterator< T >

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation

template<class T>
class te::rst::LineIterator< T >