QgsGeometryValidator Class Reference

#include <qgsgeometryvalidator.h>

Collaboration diagram for QgsGeometryValidator:

Public Slots
void	addError (QgsGeometry::Error)

Signals
void	errorFound (QgsGeometry::Error)

Public Member Functions
	QgsGeometryValidator (QgsGeometry *g, QList< QgsGeometry::Error > *errors=0)
	Constructor.
	~QgsGeometryValidator ()
void	run ()
void	stop ()

Static Public Member Functions
static void	validateGeometry (QgsGeometry *g, QList< QgsGeometry::Error > &errors)
	Validate geometry and produce a list of geometry errors.

Private Member Functions
void	validatePolyline (int i, QgsPolyline polyline, bool ring=false)
void	validatePolygon (int i, const QgsPolygon &polygon)
void	checkRingIntersections (int p0, int i0, const QgsPolyline &ring0, int p1, int i1, const QgsPolyline &ring1)
double	distLine2Point (QgsPoint p, QgsVector v, QgsPoint q)
bool	intersectLines (QgsPoint p, QgsVector v, QgsPoint q, QgsVector w, QgsPoint &s)
bool	ringInRing (const QgsPolyline &inside, const QgsPolyline &outside)
bool	pointInRing (const QgsPolyline &ring, const QgsPoint &p)

Private Attributes
QgsGeometry	mG
QList< QgsGeometry::Error > *	mErrors
bool	mStop
int	mErrorCount

Detailed Description

Definition at line 22 of file qgsgeometryvalidator.h.

Constructor & Destructor Documentation

QgsGeometryValidator::QgsGeometryValidator	(	QgsGeometry *	g,
		QList< QgsGeometry::Error > *	errors = 0
	)

Constructor.

Definition at line 23 of file qgsgeometryvalidator.cpp.

References mG.

Referenced by validateGeometry().

QgsGeometryValidator::~QgsGeometryValidator

(

)

Definition at line 34 of file qgsgeometryvalidator.cpp.

References stop().

Member Function Documentation

void QgsGeometryValidator::addError ( QgsGeometry::Error  e )

slot

Definition at line 342 of file qgsgeometryvalidator.cpp.

References mErrors.

Referenced by validateGeometry().

void QgsGeometryValidator::checkRingIntersections ( int  p0, int  i0, const QgsPolyline &  ring0, int  p1, int  i1, const QgsPolyline &  ring1  )

private

Definition at line 45 of file qgsgeometryvalidator.cpp.

References distLine2Point(), errorFound(), intersectLines(), QgsVector::length(), mErrorCount, mStop, QgsVector::perpVector(), QgsDebugMsg, QgsPoint::toString(), and tr.

Referenced by run(), and validatePolygon().

double QgsGeometryValidator::distLine2Point ( QgsPoint  p, QgsVector  v, QgsPoint  q  )

private

Definition at line 361 of file qgsgeometryvalidator.cpp.

References QgsVector::length(), tr, QgsVector::x(), QgsPoint::x(), QgsVector::y(), and QgsPoint::y().

Referenced by checkRingIntersections(), and validatePolyline().

void QgsGeometryValidator::errorFound ( QgsGeometry::Error  )

signal

Referenced by checkRingIntersections(), run(), validateGeometry(), validatePolygon(), and validatePolyline().

bool QgsGeometryValidator::intersectLines ( QgsPoint  p, QgsVector  v, QgsPoint  q, QgsVector  w, QgsPoint &  s  )

private

Definition at line 371 of file qgsgeometryvalidator.cpp.

References QgsVector::x(), QgsPoint::x(), QgsVector::y(), and QgsPoint::y().

Referenced by checkRingIntersections(), and validatePolyline().

bool QgsGeometryValidator::pointInRing ( const QgsPolyline &  ring, const QgsPoint &  p  )

private

Definition at line 387 of file qgsgeometryvalidator.cpp.

References mStop, QgsPoint::x(), and QgsPoint::y().

Referenced by ringInRing().

bool QgsGeometryValidator::ringInRing ( const QgsPolyline &  inside, const QgsPolyline &  outside  )

private

Definition at line 410 of file qgsgeometryvalidator.cpp.

References mStop, and pointInRing().

Referenced by run(), and validatePolygon().

void QgsGeometryValidator::run

(

)

Definition at line 194 of file qgsgeometryvalidator.cpp.

References QgsGeometry::asGeos(), QgsGeometry::asMultiPolygon(), QgsGeometry::asMultiPolyline(), QgsGeometry::asPolygon(), QgsGeometry::asPolyline(), checkRingIntersections(), errorFound(), mErrorCount, mG, mStop, QgsDebugMsg, ringInRing(), tr, validatePolygon(), validatePolyline(), QGis::WKBLineString, QGis::WKBLineString25D, QGis::WKBMultiLineString, QGis::WKBMultiLineString25D, QGis::WKBMultiPoint, QGis::WKBMultiPoint25D, QGis::WKBMultiPolygon, QGis::WKBMultiPolygon25D, QGis::WKBNoGeometry, QGis::WKBPoint, QGis::WKBPoint25D, QGis::WKBPolygon, QGis::WKBPolygon25D, QgsGeometry::wkbType(), and QGis::WKBUnknown.

Referenced by validateGeometry().

void QgsGeometryValidator::stop

(

)

Definition at line 40 of file qgsgeometryvalidator.cpp.

References mStop.

Referenced by ~QgsGeometryValidator().

void QgsGeometryValidator::validateGeometry ( QgsGeometry *  g, QList< QgsGeometry::Error > &  errors  )

static

Validate geometry and produce a list of geometry errors.

Note

added in 1.9

Definition at line 348 of file qgsgeometryvalidator.cpp.

References addError(), errorFound(), QgsGeometryValidator(), and run().

void QgsGeometryValidator::validatePolygon ( int  i, const QgsPolygon &  polygon  )

private

Definition at line 164 of file qgsgeometryvalidator.cpp.

References checkRingIntersections(), errorFound(), mErrorCount, mStop, QgsDebugMsg, ringInRing(), tr, and validatePolyline().

Referenced by run().

void QgsGeometryValidator::validatePolyline ( int  i, QgsPolyline  polyline, bool  ring = false  )

private

Definition at line 81 of file qgsgeometryvalidator.cpp.

References distLine2Point(), errorFound(), intersectLines(), QgsVector::length(), mErrorCount, mStop, QgsVector::perpVector(), QgsDebugMsg, QgsPoint::toString(), and tr.

Referenced by run(), and validatePolygon().

Member Data Documentation

int QgsGeometryValidator::mErrorCount

private

Definition at line 57 of file qgsgeometryvalidator.h.

Referenced by checkRingIntersections(), run(), validatePolygon(), and validatePolyline().

QList<QgsGeometry::Error>* QgsGeometryValidator::mErrors

private

Definition at line 55 of file qgsgeometryvalidator.h.

Referenced by addError().

QgsGeometry QgsGeometryValidator::mG

private

Definition at line 54 of file qgsgeometryvalidator.h.

Referenced by QgsGeometryValidator(), and run().

bool QgsGeometryValidator::mStop

private

Definition at line 56 of file qgsgeometryvalidator.h.

Referenced by checkRingIntersections(), pointInRing(), ringInRing(), run(), stop(), validatePolygon(), and validatePolyline().

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

• /tmp/buildd/qgis-2.0.1/src/core/qgsgeometryvalidator.h
• /tmp/buildd/qgis-2.0.1/src/core/qgsgeometryvalidator.cpp