Mesh layer specific subclass of QgsMapLayerElevationProperties. More...

#include <qgsmeshlayerelevationproperties.h>

Inheritance diagram for QgsMeshLayerElevationProperties:

[legend]

Public Member Functions
	QgsMeshLayerElevationProperties (QObject *parent)
	Constructor for QgsMeshLayerElevationProperties, with the specified parent object.

	~QgsMeshLayerElevationProperties () override

QgsDoubleRange	calculateZRange (QgsMapLayer *layer) const override
	Attempts to calculate the overall elevation or z range for the specified layer, using the settings defined by this elevation properties object.

QgsMeshLayerElevationProperties *	clone () const override
	Creates a clone of the properties.

double	elevationLimit () const
	Returns the elevation limit, which is used when profileSymbology() is Qgis::ProfileSurfaceSymbology::FillBelow or Qgis::ProfileSurfaceSymbology::FillAbove to limit the fill to a specific elevation range.

QgsDoubleRange	fixedRange () const
	Returns the fixed elevation range for the mesh.

QMap< int, QgsDoubleRange >	fixedRangePerGroup () const
	Returns the fixed elevation range for each group.

QgsMapLayerElevationProperties::Flags	flags () const override
	Returns flags associated to the elevation properties.

bool	hasElevation () const override
	Returns `true` if the layer has an elevation or z component.

QString	htmlSummary () const override
	Returns a HTML formatted summary of the properties.

bool	isVisibleInZRange (const QgsDoubleRange &range, QgsMapLayer *layer=nullptr) const override
	Returns `true` if the layer should be visible and rendered for the specified z range.

Qgis::MeshElevationMode	mode () const
	Returns the elevation mode.

QgsFillSymbol *	profileFillSymbol () const
	Returns the fill symbol used to render the mesh profile in elevation profile plots.

QgsLineSymbol *	profileLineSymbol () const
	Returns the line symbol used to render the mesh profile in elevation profile plots.

Qgis::ProfileSurfaceSymbology	profileSymbology () const
	Returns the symbology option used to render the mesh profile in elevation profile plots.

bool	readXml (const QDomElement &element, const QgsReadWriteContext &context) override
	Reads the elevation properties from a DOM element previously written by writeXml().

void	setElevationLimit (double limit)
	Sets the elevation limit, which is used when profileSymbology() is Qgis::ProfileSurfaceSymbology::FillBelow or Qgis::ProfileSurfaceSymbology::FillAbove to limit the fill to a specific elevation range.

void	setFixedRange (const QgsDoubleRange &range)
	Sets the fixed elevation range for the mesh.

void	setFixedRangePerGroup (const QMap< int, QgsDoubleRange > &ranges)
	Sets the fixed elevation range for each group.

void	setMode (Qgis::MeshElevationMode mode)
	Sets the elevation mode.

void	setProfileFillSymbol (QgsFillSymbol *symbol)
	Sets the fill symbol used to render the mesh profile in elevation profile plots.

void	setProfileLineSymbol (QgsLineSymbol *symbol)
	Sets the line symbol used to render the mesh profile in elevation profile plots.

void	setProfileSymbology (Qgis::ProfileSurfaceSymbology symbology)
	Sets the symbology option used to render the mesh profile in elevation profile plots.

bool	showByDefaultInElevationProfilePlots () const override
	Returns `true` if the layer should be visible by default in newly created elevation profile plots.

QList< double >	significantZValues (QgsMapLayer *layer) const override
	Returns a list of significant elevation/z-values for the specified layer, using the settings defined by this elevation properties object.

QDomElement	writeXml (QDomElement &element, QDomDocument &doc, const QgsReadWriteContext &context) override
	Writes the properties to a DOM element, to be used later with readXml().

Public Member Functions inherited from QgsMapLayerElevationProperties
	QgsMapLayerElevationProperties (QObject *parent)
	Constructor for QgsMapLayerElevationProperties, with the specified parent object.

QgsPropertyCollection &	dataDefinedProperties ()
	Returns a reference to the object's property collection, used for data defined overrides.

const QgsPropertyCollection &	dataDefinedProperties () const
	Returns a reference to the object's property collection, used for data defined overrides.

void	setDataDefinedProperties (const QgsPropertyCollection &collection)
	Sets the object's property collection, used for data defined overrides.

virtual void	setDefaultsFromLayer (QgsMapLayer *layer)
	Sets default properties based on sensible choices for the given map layer.

void	setZOffset (double offset)
	Sets the z offset, which is a fixed offset amount which will be added to z values from the layer.

void	setZScale (double scale)
	Sets the z scale, which is a scaling factor which will be applied to z values from the layer.

double	zOffset () const
	Returns the z offset, which is a fixed offset amount which should be added to z values from the layer.

double	zScale () const
	Returns the z scale, which is a scaling factor which should be applied to z values from the layer.

Additional Inherited Members
Public Types inherited from QgsMapLayerElevationProperties
enum	Flag { FlagDontInvalidateCachedRendersWhenRangeChanges = 1 }
	Flags attached to the elevation property. More...

typedef QFlags< Flag >	Flags

enum class	Property : int { ZOffset , ExtrusionHeight , RasterPerBandLowerElevation , RasterPerBandUpperElevation }
	Data definable properties. More...

Signals inherited from QgsMapLayerElevationProperties
void	changed ()
	Emitted when any of the elevation properties have changed.

void	profileGenerationPropertyChanged ()
	Emitted when any of the elevation properties which relate solely to generation of elevation profiles have changed.

void	profileRenderingPropertyChanged ()
	Emitted when any of the elevation properties which relate solely to presentation of elevation results have changed.

void	zOffsetChanged ()
	Emitted when the z offset changes.

void	zScaleChanged ()
	Emitted when the z scale changes.

Static Public Member Functions inherited from QgsMapLayerElevationProperties
static QgsPropertiesDefinition	propertyDefinitions ()
	Returns the definitions for data defined properties available for use in elevation properties.

Protected Member Functions inherited from QgsMapLayerElevationProperties
void	copyCommonProperties (const QgsMapLayerElevationProperties *other)
	Copies common properties from another object.

void	readCommonProperties (const QDomElement &element, const QgsReadWriteContext &context)
	Reads common class properties from a DOM element previously written by writeXml().

void	writeCommonProperties (QDomElement &element, QDomDocument &doc, const QgsReadWriteContext &context)
	Writes common class properties to a DOM element, to be used later with readXml().

Protected Attributes inherited from QgsMapLayerElevationProperties
QgsPropertyCollection	mDataDefinedProperties
	Property collection for data defined elevation settings.

double	mZOffset = 0.0
	Z offset.

double	mZScale = 1.0
	Z scale.

Static Protected Attributes inherited from QgsMapLayerElevationProperties
static QgsPropertiesDefinition	sPropertyDefinitions
	Property definitions.

Detailed Description

Mesh layer specific subclass of QgsMapLayerElevationProperties.

Since: QGIS 3.26

Definition at line 38 of file qgsmeshlayerelevationproperties.h.

Constructor & Destructor Documentation

◆ QgsMeshLayerElevationProperties()

QgsMeshLayerElevationProperties::QgsMeshLayerElevationProperties ( QObject * parent )

Constructor for QgsMeshLayerElevationProperties, with the specified parent object.

Definition at line 28 of file qgsmeshlayerelevationproperties.cpp.

◆ ~QgsMeshLayerElevationProperties()

QgsMeshLayerElevationProperties::~QgsMeshLayerElevationProperties ( )

overridedefault

Member Function Documentation

◆ calculateZRange()

QgsDoubleRange QgsMeshLayerElevationProperties::calculateZRange ( QgsMapLayer * layer ) const

overridevirtual

Attempts to calculate the overall elevation or z range for the specified layer, using the settings defined by this elevation properties object.

May return an infinite range if the extent could not be calculated.

Reimplemented from QgsMapLayerElevationProperties.

Definition at line 220 of file qgsmeshlayerelevationproperties.cpp.

◆ clone()

QgsMeshLayerElevationProperties * QgsMeshLayerElevationProperties::clone ( ) const

overridevirtual

Creates a clone of the properties.

Since: QGIS 3.26

Implements QgsMapLayerElevationProperties.

Definition at line 182 of file qgsmeshlayerelevationproperties.cpp.

◆ elevationLimit()

double QgsMeshLayerElevationProperties::elevationLimit ( ) const

Returns the elevation limit, which is used when profileSymbology() is Qgis::ProfileSurfaceSymbology::FillBelow or Qgis::ProfileSurfaceSymbology::FillAbove to limit the fill to a specific elevation range.

By default this is NaN, which indicates that there is no elevation limit.

See also: setElevationLimit()

Since: QGIS 3.32

Definition at line 396 of file qgsmeshlayerelevationproperties.cpp.

◆ fixedRange()

QgsDoubleRange QgsMeshLayerElevationProperties::fixedRange ( ) const

Returns the fixed elevation range for the mesh.

Note: This is only considered when mode() is Qgis::MeshElevationMode::FixedElevationRange.; When a fixed range is set any zOffset() and zScale() is ignored.

See also: setFixedRange()

Since: QGIS 3.38

Definition at line 334 of file qgsmeshlayerelevationproperties.cpp.

◆ fixedRangePerGroup()

QMap< int, QgsDoubleRange > QgsMeshLayerElevationProperties::fixedRangePerGroup ( ) const

Returns the fixed elevation range for each group.

Note: This is only considered when mode() is Qgis::MeshElevationMode::FixedRangePerGroup.; When a fixed range is set any zOffset() and zScale() is ignored.

See also: setFixedRangePerGroup()

Since: QGIS 3.38

Definition at line 348 of file qgsmeshlayerelevationproperties.cpp.

◆ flags()

QgsMapLayerElevationProperties::Flags QgsMeshLayerElevationProperties::flags ( ) const

overridevirtual

Returns flags associated to the elevation properties.

Reimplemented from QgsMapLayerElevationProperties.

Definition at line 306 of file qgsmeshlayerelevationproperties.cpp.

◆ hasElevation()

bool QgsMeshLayerElevationProperties::hasElevation ( ) const

overridevirtual

Returns true if the layer has an elevation or z component.

Reimplemented from QgsMapLayerElevationProperties.

Definition at line 38 of file qgsmeshlayerelevationproperties.cpp.

◆ htmlSummary()

QString QgsMeshLayerElevationProperties::htmlSummary ( ) const

overridevirtual

Returns a HTML formatted summary of the properties.

Since: QGIS 3.26

Reimplemented from QgsMapLayerElevationProperties.

Definition at line 156 of file qgsmeshlayerelevationproperties.cpp.

◆ isVisibleInZRange()

bool QgsMeshLayerElevationProperties::isVisibleInZRange	(	const QgsDoubleRange &	range,
		QgsMapLayer *	layer = `nullptr`
	)		const

overridevirtual

Returns true if the layer should be visible and rendered for the specified z range.

Since QGIS 3.38 the layer argument can be used to specify the target layer.

Reimplemented from QgsMapLayerElevationProperties.

Definition at line 196 of file qgsmeshlayerelevationproperties.cpp.

◆ mode()

Qgis::MeshElevationMode QgsMeshLayerElevationProperties::mode ( ) const

Returns the elevation mode.

See also: setMode()

Since: QGIS 3.38

Definition at line 320 of file qgsmeshlayerelevationproperties.cpp.

◆ profileFillSymbol()

QgsFillSymbol * QgsMeshLayerElevationProperties::profileFillSymbol ( ) const

Returns the fill symbol used to render the mesh profile in elevation profile plots.

See also: setProfileFillSymbol()

Definition at line 374 of file qgsmeshlayerelevationproperties.cpp.

◆ profileLineSymbol()

QgsLineSymbol * QgsMeshLayerElevationProperties::profileLineSymbol ( ) const

Returns the line symbol used to render the mesh profile in elevation profile plots.

See also: setProfileLineSymbol()

Definition at line 362 of file qgsmeshlayerelevationproperties.cpp.

◆ profileSymbology()

Qgis::ProfileSurfaceSymbology QgsMeshLayerElevationProperties::profileSymbology ( ) const

inline

Returns the symbology option used to render the mesh profile in elevation profile plots.

See also: setProfileSymbology()

Definition at line 163 of file qgsmeshlayerelevationproperties.h.

◆ readXml()

bool QgsMeshLayerElevationProperties::readXml	(	const QDomElement &	element,
		const QgsReadWriteContext &	context
	)

overridevirtual

Reads the elevation properties from a DOM element previously written by writeXml().

See also: writeXml()

Implements QgsMapLayerElevationProperties.

Definition at line 95 of file qgsmeshlayerelevationproperties.cpp.

◆ setElevationLimit()

void QgsMeshLayerElevationProperties::setElevationLimit ( double limit )

Sets the elevation limit, which is used when profileSymbology() is Qgis::ProfileSurfaceSymbology::FillBelow or Qgis::ProfileSurfaceSymbology::FillAbove to limit the fill to a specific elevation range.

Set to NaN to indicate that there is no elevation limit.

See also: elevationLimit()

Since: QGIS 3.32

Definition at line 401 of file qgsmeshlayerelevationproperties.cpp.

◆ setFixedRange()

void QgsMeshLayerElevationProperties::setFixedRange ( const QgsDoubleRange & range )

Sets the fixed elevation range for the mesh.

Note: This is only considered when mode() is Qgis::MeshElevationMode::FixedElevationRange.; When a fixed range is set any zOffset() and zScale() is ignored.

See also: fixedRange()

Since: QGIS 3.38

Definition at line 339 of file qgsmeshlayerelevationproperties.cpp.

◆ setFixedRangePerGroup()

void QgsMeshLayerElevationProperties::setFixedRangePerGroup ( const QMap< int, QgsDoubleRange > & ranges )

Sets the fixed elevation range for each group.

Note: This is only considered when mode() is Qgis::MeshElevationMode::FixedRangePerGroup.; When a fixed range is set any zOffset() and zScale() is ignored.

See also: fixedRangePerGroup()

Since: QGIS 3.38

Definition at line 353 of file qgsmeshlayerelevationproperties.cpp.

◆ setMode()

void QgsMeshLayerElevationProperties::setMode ( Qgis::MeshElevationMode mode )

Sets the elevation mode.

See also: mode()

Since: QGIS 3.38

Definition at line 325 of file qgsmeshlayerelevationproperties.cpp.

◆ setProfileFillSymbol()

void QgsMeshLayerElevationProperties::setProfileFillSymbol ( QgsFillSymbol * symbol )

Sets the fill symbol used to render the mesh profile in elevation profile plots.

Ownership of symbol is transferred to the plot.

See also: profileFillSymbol()

Definition at line 379 of file qgsmeshlayerelevationproperties.cpp.

◆ setProfileLineSymbol()

void QgsMeshLayerElevationProperties::setProfileLineSymbol ( QgsLineSymbol * symbol )

Sets the line symbol used to render the mesh profile in elevation profile plots.

Ownership of symbol is transferred to the plot.

See also: profileLineSymbol()

Definition at line 367 of file qgsmeshlayerelevationproperties.cpp.

◆ setProfileSymbology()

void QgsMeshLayerElevationProperties::setProfileSymbology ( Qgis::ProfileSurfaceSymbology symbology )

Sets the symbology option used to render the mesh profile in elevation profile plots.

See also: setProfileSymbology()

Definition at line 386 of file qgsmeshlayerelevationproperties.cpp.

◆ showByDefaultInElevationProfilePlots()

bool QgsMeshLayerElevationProperties::showByDefaultInElevationProfilePlots ( ) const

overridevirtual

Returns true if the layer should be visible by default in newly created elevation profile plots.

Subclasses should override this with logic which determines whether the layer is likely desirable to be initially checked in these plots.

Since: QGIS 3.26

Reimplemented from QgsMapLayerElevationProperties.

Definition at line 301 of file qgsmeshlayerelevationproperties.cpp.

◆ significantZValues()

QList< double > QgsMeshLayerElevationProperties::significantZValues ( QgsMapLayer * layer ) const

overridevirtual

Returns a list of significant elevation/z-values for the specified layer, using the settings defined by this elevation properties object.

These values will be highlighted in elevation related widgets for the layer.

Since: QGIS 3.38

Reimplemented from QgsMapLayerElevationProperties.

Definition at line 264 of file qgsmeshlayerelevationproperties.cpp.

◆ writeXml()

QDomElement QgsMeshLayerElevationProperties::writeXml	(	QDomElement &	element,
		QDomDocument &	doc,
		const QgsReadWriteContext &	context
	)

overridevirtual

Writes the properties to a DOM element, to be used later with readXml().

See also: readXml()

Implements QgsMapLayerElevationProperties.

Definition at line 43 of file qgsmeshlayerelevationproperties.cpp.

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

/build/qgis-3.40.0+99sid/src/core/mesh/qgsmeshlayerelevationproperties.h
/build/qgis-3.40.0+99sid/src/core/mesh/qgsmeshlayerelevationproperties.cpp

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ QgsMeshLayerElevationProperties()

◆ ~QgsMeshLayerElevationProperties()

Member Function Documentation

◆ calculateZRange()

◆ clone()

◆ elevationLimit()

◆ fixedRange()

◆ fixedRangePerGroup()

◆ flags()

◆ hasElevation()

◆ htmlSummary()

◆ isVisibleInZRange()

◆ mode()

◆ profileFillSymbol()

◆ profileLineSymbol()

◆ profileSymbology()

◆ readXml()

◆ setElevationLimit()

◆ setFixedRange()

◆ setFixedRangePerGroup()

◆ setMode()

◆ setProfileFillSymbol()

◆ setProfileLineSymbol()

◆ setProfileSymbology()

◆ showByDefaultInElevationProfilePlots()

◆ significantZValues()

◆ writeXml()