Checks if geometries are valid using the backend configured in the QGIS settings. More...

#include <qgsgeometryisvalidcheck.h>

Inheritance diagram for QgsGeometryIsValidCheck:

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Public Member Functions
	QgsGeometryIsValidCheck (const QgsGeometryCheckContext *context, const QVariantMap &configuration)
	Creates a new is valid check with the provided context.

QgsGeometryCheck::CheckType	checkType () const override
	Returns the check type.

QList< Qgis::GeometryType >	compatibleGeometryTypes () const override
	A list of geometry types for which this check can be performed.

QString	description () const override
	Returns a human readable description for this check.

QString	id () const override
	Returns an id for this check.

QList< QgsSingleGeometryCheckError * >	processGeometry (const QgsGeometry &geometry) const override
	Check the geometry for errors.

Q_DECL_DEPRECATED QStringList	resolutionMethods () const override
	Returns a list of descriptions for available resolutions for errors.

Public Member Functions inherited from QgsSingleGeometryCheck
	QgsSingleGeometryCheck (const QgsGeometryCheckContext *context, const QVariantMap &configuration)
	Creates a new single geometry check.

void	collectErrors (const QMap< QString, QgsFeaturePool * > &featurePools, QList< QgsGeometryCheckError * > &errors, QStringList &messages, QgsFeedback *feedback=nullptr, const QgsGeometryCheck::LayerFeatureIds &ids=QgsGeometryCheck::LayerFeatureIds()) const FINAL
	The main worker method.

Public Member Functions inherited from QgsGeometryCheck
	QgsGeometryCheck (const QgsGeometryCheckContext *context, const QVariantMap &configuration)
	Create a new geometry check.

virtual	~QgsGeometryCheck ()=default

virtual QList< QgsGeometryCheckResolutionMethod >	availableResolutionMethods () const
	Returns a list of available resolution methods.

template<class T >
T	configurationValue (const QString &name, const QVariant &defaultValue=QVariant())
	Returns the configuration value with the name, saved in the QGIS settings for this geometry check.

const QgsGeometryCheckContext *	context () const
	Returns the context.

virtual void	fixError (const QMap< QString, QgsFeaturePool * > &featurePools, QgsGeometryCheckError *error, int method, const QMap< QString, int > &mergeAttributeIndices, Changes &changes) const
	Fixes the error error with the specified method.

virtual QgsGeometryCheck::Flags	flags () const
	Flags for this geometry check.

virtual bool	isCompatible (QgsVectorLayer *layer) const
	Returns if this geometry check is compatible with layer.

virtual void	prepare (const QgsGeometryCheckContext *context, const QVariantMap &configuration)
	Will be run in the main thread before collectErrors() is called (which may be run from a background thread).

Additional Inherited Members
Public Types inherited from QgsGeometryCheck
typedef QMap< QString, QMap< QgsFeatureId, QList< QgsGeometryCheck::Change > > >	Changes
	A collection of changes.

enum	ChangeType { ChangeAdded , ChangeRemoved , ChangeChanged }
	Description of the type of a change. More...

enum	ChangeWhat { ChangeFeature , ChangePart , ChangeRing , ChangeNode }
	Description of a change to indicate at which level a change occurred. More...

enum	CheckType { FeatureNodeCheck , FeatureCheck , LayerCheck }
	The type of a check. More...

enum	Flag { AvailableInValidation = 1 << 1 }
	Flags for geometry checks. More...

typedef QFlags< Flag >	Flags

Protected Member Functions inherited from QgsGeometryCheck
QMap< QString, QgsFeatureIds >	allLayerFeatureIds (const QMap< QString, QgsFeaturePool * > &featurePools) const
	Returns all layers and feature ids.

void	deleteFeatureGeometryPart (const QMap< QString, QgsFeaturePool * > &featurePools, const QString &layerId, QgsFeature &feature, int partIdx, Changes &changes) const
	Deletes a part of a feature geometry.

void	deleteFeatureGeometryRing (const QMap< QString, QgsFeaturePool * > &featurePools, const QString &layerId, QgsFeature &feature, int partIdx, int ringIdx, Changes &changes) const
	Deletes a ring in a feature geometry.

void	replaceFeatureGeometryPart (const QMap< QString, QgsFeaturePool * > &featurePools, const QString &layerId, QgsFeature &feature, int partIdx, QgsAbstractGeometry *newPartGeom, Changes &changes) const
	Replaces a part in a feature geometry.

double	scaleFactor (const QPointer< QgsVectorLayer > &layer) const
	Determines the scale factor of a layer to the map coordinate reference system.

Protected Attributes inherited from QgsGeometryCheck
QVariantMap	mConfiguration

const QgsGeometryCheckContext *	mContext

Detailed Description

Checks if geometries are valid using the backend configured in the QGIS settings.

This does not offer any fixes but makes sure that all geometries are valid.

Since: QGIS 3.4

Definition at line 54 of file qgsgeometryisvalidcheck.h.

Constructor & Destructor Documentation

◆ QgsGeometryIsValidCheck()

QgsGeometryIsValidCheck::QgsGeometryIsValidCheck	(	const QgsGeometryCheckContext *	context,
		const QVariantMap &	configuration
	)

explicit

Creates a new is valid check with the provided context.

No options are supported in configuration.

Definition at line 22 of file qgsgeometryisvalidcheck.cpp.

Member Function Documentation

◆ checkType()

QgsGeometryCheck::CheckType QgsGeometryIsValidCheck::checkType ( ) const

inlineoverridevirtual

Returns the check type.

Since: QGIS 3.4

Implements QgsGeometryCheck.

Definition at line 68 of file qgsgeometryisvalidcheck.h.

◆ compatibleGeometryTypes()

QList< Qgis::GeometryType > QgsGeometryIsValidCheck::compatibleGeometryTypes ( ) const

overridevirtual

A list of geometry types for which this check can be performed.

Since: QGIS 3.4

Implements QgsGeometryCheck.

Definition at line 26 of file qgsgeometryisvalidcheck.cpp.

◆ description()

QString QgsGeometryIsValidCheck::description ( ) const

inlineoverridevirtual

Returns a human readable description for this check.

Since: QGIS 3.4

Implements QgsGeometryCheck.

Definition at line 66 of file qgsgeometryisvalidcheck.h.

◆ id()

QString QgsGeometryIsValidCheck::id ( ) const

inlineoverridevirtual

Returns an id for this check.

Since: QGIS 3.4

Implements QgsGeometryCheck.

Definition at line 67 of file qgsgeometryisvalidcheck.h.

◆ processGeometry()

QList< QgsSingleGeometryCheckError * > QgsGeometryIsValidCheck::processGeometry ( const QgsGeometry & geometry ) const

overridevirtual

Check the geometry for errors.

It may make use of configuration options.

Returns a list of QgsSingleGeometryCheckErrors, ownership is transferred to the caller. An empty list is returned for geometries without errors.

Since: QGIS 3.4

Implements QgsSingleGeometryCheck.

Definition at line 31 of file qgsgeometryisvalidcheck.cpp.

◆ resolutionMethods()

QStringList QgsGeometryIsValidCheck::resolutionMethods ( ) const

overridevirtual

Returns a list of descriptions for available resolutions for errors.

The index will be passed as method to

See also: fixError().

Deprecated:: QGIS 3.12. Use availableResolutionMethods() instead.

Since: QGIS 3.4

Reimplemented from QgsGeometryCheck.

Definition at line 60 of file qgsgeometryisvalidcheck.cpp.

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

/build/qgis-3.41.0+git20241228+57ec4277f5e+99sid/src/analysis/vector/geometry_checker/qgsgeometryisvalidcheck.h
/build/qgis-3.41.0+git20241228+57ec4277f5e+99sid/src/analysis/vector/geometry_checker/qgsgeometryisvalidcheck.cpp

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ QgsGeometryIsValidCheck()

Member Function Documentation

◆ checkType()

◆ compatibleGeometryTypes()

◆ description()

◆ id()

◆ processGeometry()

◆ resolutionMethods()