This class implements a vertex search snap. More...

#include <SnapVertex.h>

Inheritance diagram for te::edit::SnapVertex:

Public Member Functions
void	add (te::gm::Geometry *geom)

void	add (te::da::DataSet *dataset)

void	build (te::da::DataSet *dataset)

void	clear ()

std::string	getDescription () const

std::size_t	getMaxGeometries () const

std::string	getName () const

std::size_t	getNGeometries () const

std::string	getSource () const

int	getSRID () const

double	getTolerance () const

virtual bool	search (const te::gm::Coord2D &coord, te::gm::Coord2D &result)

void	setTolerance (const double &t)

void	setWorld (const double &llx, const double &lly, const double &urx, const double &ury, const std::size_t &width, const std::size_t &height)

	SnapVertex (const std::string &source, int srid=TE_UNKNOWN_SRS)

	~SnapVertex ()

Static Public Member Functions
static Snap *	Builder (const std::string &source, int srid)

Protected Member Functions
te::gm::Envelope	getSearchEnvelope (const te::gm::Coord2D &coord) const

bool	search (const te::gm::Envelope &e, te::gm::Coord2D &result)

Protected Attributes
std::size_t	m_maxGeometries
	The maximum number of geometries that can be added to the snap. If 0, there will be not limit. More...

std::size_t	m_nGeometries
	The current number of geometries added to the snap. More...

std::string	m_source
	The source of the geometries. More...

int	m_srid
	The SRS of the geometries. More...

double	m_tolerance
	The tolerance that will be used by the snap. For while, the unit is screen pixels. More...

te::map::WorldDeviceTransformer *	m_transformer
	For transforming from device coordinate to world coordinate and vice-versa. More...

Private Attributes
std::vector< te::gm::Coord2D >	m_coords
	The snap coordinates. More...

te::sam::rtree::Index< std::size_t, 8 >	m_rtree
	Internal index used to retrieve geometries spatially. More...

Detailed Description

This class implements a vertex search snap.

Definition at line 45 of file SnapVertex.h.

Constructor & Destructor Documentation

te::edit::SnapVertex::SnapVertex	(	const std::string &	source,
		int	srid = `TE_UNKNOWN_SRS`
	)

Definition at line 33 of file SnapVertex.cpp.

References ~SnapVertex().

Referenced by Builder().

te::edit::SnapVertex::~SnapVertex ( )

default

Referenced by SnapVertex().

Member Function Documentation

void te::edit::SnapVertex::add ( te::gm::Geometry * geom )

virtual

Implements te::edit::Snap.

Definition at line 40 of file SnapVertex.cpp.

References te::edit::GetCoordinates(), te::sam::rtree::Index< DATATYPE, MAXNODES, MINNODES >::insert(), m_coords, te::edit::Snap::m_maxGeometries, te::edit::Snap::m_nGeometries, and m_rtree.

void te::edit::Snap::add ( te::da::DataSet * dataset )

inherited

Definition at line 102 of file Snap.cpp.

References te::dt::GEOMETRY_TYPE, te::da::GetFirstPropertyPos(), te::da::DataSet::getGeometry(), and te::da::DataSet::moveNext().

Referenced by te::edit::Snap::build().

void te::edit::Snap::build ( te::da::DataSet * dataset )

inherited

Definition at line 93 of file Snap.cpp.

References te::edit::Snap::add(), and te::edit::Snap::clear().

Referenced by te::edit::SnapManager::buildSnap().

te::edit::Snap * te::edit::SnapVertex::Builder	(	const std::string &	source,
		int	srid
	)

static

Definition at line 79 of file SnapVertex.cpp.

References SnapVertex().

Referenced by te::edit::Module::Module().

void te::edit::SnapVertex::clear ( )

virtual

Implements te::edit::Snap.

Definition at line 62 of file SnapVertex.cpp.

References te::sam::rtree::Index< DATATYPE, MAXNODES, MINNODES >::clear(), m_coords, te::edit::Snap::m_nGeometries, and m_rtree.

std::string te::edit::SnapVertex::getDescription ( ) const

virtual

Implements te::edit::Snap.

Definition at line 74 of file SnapVertex.cpp.

std::size_t te::edit::Snap::getMaxGeometries ( ) const

inherited

Definition at line 70 of file Snap.cpp.

References te::edit::Snap::m_maxGeometries.

std::string te::edit::SnapVertex::getName ( ) const

virtual

Implements te::edit::Snap.

Definition at line 69 of file SnapVertex.cpp.

std::size_t te::edit::Snap::getNGeometries ( ) const

inherited

Definition at line 65 of file Snap.cpp.

References te::edit::Snap::m_nGeometries.

te::gm::Envelope te::edit::Snap::getSearchEnvelope ( const te::gm::Coord2D & coord ) const

protectedinherited

Definition at line 125 of file Snap.cpp.

References te::map::WorldDeviceTransformer::device2World(), dx, te::gm::Envelope::isValid(), te::gm::Envelope::m_llx, te::gm::Envelope::m_lly, te::edit::Snap::m_tolerance, te::edit::Snap::m_transformer, te::gm::Envelope::m_urx, te::gm::Envelope::m_ury, TE_TR, te::map::WorldDeviceTransformer::world2Device(), te::gm::Coord2D::x, and te::gm::Coord2D::y.

Referenced by te::edit::Snap::search().

std::string te::edit::Snap::getSource ( ) const

inherited

Definition at line 55 of file Snap.cpp.

References te::edit::Snap::m_source.

int te::edit::Snap::getSRID ( ) const

inherited

Definition at line 60 of file Snap.cpp.

References te::edit::Snap::m_srid.

double te::edit::Snap::getTolerance ( ) const

inherited

Definition at line 75 of file Snap.cpp.

References te::edit::Snap::m_tolerance.

Referenced by te::edit::SnapOptionsDialog::buildOptions().

bool te::edit::SnapVertex::search	(	const te::gm::Envelope &	e,
		te::gm::Coord2D &	result
	)

protectedvirtual

Implements te::edit::Snap.

Definition at line 84 of file SnapVertex.cpp.

References te::gm::Envelope::getCenter(), te::edit::GetDistance(), te::gm::Envelope::isValid(), m_coords, m_rtree, te::sam::rtree::Index< DATATYPE, MAXNODES, MINNODES >::search(), te::gm::Coord2D::x, and te::gm::Coord2D::y.

bool te::edit::Snap::search	(	const te::gm::Coord2D &	coord,
		te::gm::Coord2D &	result
	)

virtualinherited

Definition at line 118 of file Snap.cpp.

References te::edit::Snap::getSearchEnvelope().

void te::edit::Snap::setTolerance ( const double & t )

inherited

Definition at line 80 of file Snap.cpp.

References te::edit::Snap::m_tolerance.

void te::edit::Snap::setWorld	(	const double &	llx,
		const double &	lly,
		const double &	urx,
		const double &	ury,
		const std::size_t &	width,
		const std::size_t &	height
	)

inherited

Definition at line 85 of file Snap.cpp.

References te::edit::Snap::m_transformer.

Member Data Documentation

std::vector<te::gm::Coord2D> te::edit::SnapVertex::m_coords

private

The snap coordinates.

Definition at line 69 of file SnapVertex.h.

Referenced by add(), clear(), and search().

std::size_t te::edit::Snap::m_maxGeometries

protectedinherited

The maximum number of geometries that can be added to the snap. If 0, there will be not limit.

Definition at line 112 of file Snap.h.

Referenced by add(), and te::edit::Snap::getMaxGeometries().

std::size_t te::edit::Snap::m_nGeometries

protectedinherited

The current number of geometries added to the snap.

Definition at line 111 of file Snap.h.

Referenced by add(), clear(), and te::edit::Snap::getNGeometries().

te::sam::rtree::Index<std::size_t, 8> te::edit::SnapVertex::m_rtree

private

Internal index used to retrieve geometries spatially.

Definition at line 70 of file SnapVertex.h.

Referenced by add(), clear(), and search().

std::string te::edit::Snap::m_source

protectedinherited

The source of the geometries.

Definition at line 109 of file Snap.h.

Referenced by te::edit::Snap::getSource().

int te::edit::Snap::m_srid

protectedinherited

The SRS of the geometries.

Definition at line 110 of file Snap.h.

Referenced by te::edit::Snap::getSRID().

double te::edit::Snap::m_tolerance

protectedinherited

The tolerance that will be used by the snap. For while, the unit is screen pixels.

Definition at line 113 of file Snap.h.

Referenced by te::edit::Snap::getSearchEnvelope(), te::edit::Snap::getTolerance(), and te::edit::Snap::setTolerance().

te::map::WorldDeviceTransformer* te::edit::Snap::m_transformer

protectedinherited

For transforming from device coordinate to world coordinate and vice-versa.

Definition at line 114 of file Snap.h.

Referenced by te::edit::Snap::getSearchEnvelope(), te::edit::Snap::setWorld(), and te::edit::Snap::~Snap().

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

Public Member Functions

Static Public Member Functions

Protected Member Functions

Protected Attributes

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation