An annotation item which renders a text string at a point location. More...

#include <qgsannotationpointtextitem.h>

Inheritance diagram for QgsAnnotationPointTextItem:

Public Member Functions
	QgsAnnotationPointTextItem (const QString &text, QgsPointXY point)
	Constructor for QgsAnnotationPointTextItem, containing the specified text at the specified point.

	~QgsAnnotationPointTextItem () override

Qt::Alignment	alignment () const
	Returns the text's alignment relative to the reference point().

double	angle () const
	Returns the text's rotation angle, in degrees clockwise.

Qgis::AnnotationItemEditOperationResult	applyEditV2 (QgsAbstractAnnotationItemEditOperation *operation, const QgsAnnotationItemEditContext &context) override
	Applies an edit operation to the item.

QgsRectangle	boundingBox () const override
	Returns the bounding box of the item's geographic location, in the parent layer's coordinate reference system.

QgsRectangle	boundingBox (QgsRenderContext &context) const override
	Returns the bounding box of the item's geographic location, in the parent layer's coordinate reference system.

QgsAnnotationPointTextItem *	clone () const override
	Returns a clone of the item.

Qgis::AnnotationItemFlags	flags () const override
	Returns item flags.

QgsTextFormat	format () const
	Returns the text format used to render the text.

QList< QgsAnnotationItemNode >	nodesV2 (const QgsAnnotationItemEditContext &context) const override
	Returns the nodes for the item, used for editing the item.

QgsPointXY	point () const
	Returns the point location of the text.

bool	readXml (const QDomElement &element, const QgsReadWriteContext &context) override
	Reads the item's state from the given DOM element.

void	render (QgsRenderContext &context, QgsFeedback *feedback) override
	Renders the item to the specified render context.

Qgis::SymbolRotationMode	rotationMode () const
	Returns the rotation mode for the text item.

void	setAlignment (Qt::Alignment alignment)
	Sets the text's alignment relative to the reference point().

void	setAngle (double angle)
	Sets the text's rotation angle, in degrees clockwise.

void	setFormat (const QgsTextFormat &format)
	Sets the text format used to render the text.

void	setPoint (QgsPointXY point)
	Sets the point location of the text.

void	setRotationMode (Qgis::SymbolRotationMode mode)
	Sets the rotation mode for the text item.

void	setText (const QString &text)
	Sets the text rendered by the item.

QString	text () const
	Returns the text rendered by the item.

QgsAnnotationItemEditOperationTransientResults *	transientEditResultsV2 (QgsAbstractAnnotationItemEditOperation *operation, const QgsAnnotationItemEditContext &context) override
	Retrieves the results of a transient (in progress) edit operation on the item.

QString	type () const override
	Returns a unique (untranslated) string identifying the type of item.

bool	writeXml (QDomElement &element, QDomDocument &document, const QgsReadWriteContext &context) const override
	Writes the item's state into an XML element.

Public Member Functions inherited from QgsAnnotationItem
	QgsAnnotationItem ()

	QgsAnnotationItem (const QgsAnnotationItem &other)=delete

virtual	~QgsAnnotationItem ()

virtual Q_DECL_DEPRECATED Qgis::AnnotationItemEditOperationResult	applyEdit (QgsAbstractAnnotationItemEditOperation *operation)
	Applies an edit operation to the item.

QgsCallout *	callout () const
	Returns the item's callout renderer, responsible for drawing item callouts.

QgsGeometry	calloutAnchor () const
	Returns the callout's anchor geometry.

bool	enabled () const
	Returns `true` if the item is enabled and will be rendered in the layer.

virtual Q_DECL_DEPRECATED QList< QgsAnnotationItemNode >	nodes () const
	Returns the nodes for the item, used for editing the item.

QSizeF	offsetFromCallout () const
	Returns the (optional) offset of the annotation item from the calloutAnchor().

Qgis::RenderUnit	offsetFromCalloutUnit () const
	Returns the units for the offsetFromCallout().

QgsAnnotationItem &	operator= (const QgsAnnotationItem &other)=delete

void	setCallout (QgsCallout *callout)
	Sets the item's callout renderer, responsible for drawing item callouts.

void	setCalloutAnchor (const QgsGeometry &anchor)
	Sets the callout's anchor geometry.

void	setEnabled (bool enabled)
	Sets if the item will be rendered or not in the layer.

void	setOffsetFromCallout (const QSizeF &offset)
	Sets the offset of the annotation item from the calloutAnchor().

void	setOffsetFromCalloutUnit (Qgis::RenderUnit unit)
	Sets the unit for the offsetFromCallout().

void	setSymbologyReferenceScale (double scale)
	Sets the annotation's symbology reference scale.

void	setUseSymbologyReferenceScale (bool enabled)
	Sets whether the annotation item uses a symbology reference scale.

void	setZIndex (int index)
	Sets the item's z index, which controls the order in which annotation items are rendered in the layer.

double	symbologyReferenceScale () const
	Returns the annotation's symbology reference scale.

virtual Q_DECL_DEPRECATED QgsAnnotationItemEditOperationTransientResults *	transientEditResults (QgsAbstractAnnotationItemEditOperation *operation)
	Retrieves the results of a transient (in progress) edit operation on the item.

bool	useSymbologyReferenceScale () const
	Returns `true` if the annotation item uses a symbology reference scale.

int	zIndex () const
	Returns the item's z index, which controls the order in which annotation items are rendered in the layer.

Static Public Member Functions
static QgsAnnotationPointTextItem *	create ()
	Creates a new text at point annotation item.

Additional Inherited Members
Protected Member Functions inherited from QgsAnnotationItem
virtual void	copyCommonProperties (const QgsAnnotationItem *other)
	Copies common properties from the base class from an other item.

virtual bool	readCommonProperties (const QDomElement &element, const QgsReadWriteContext &context)
	Reads common properties from the base class from the given DOM element.

void	renderCallout (QgsRenderContext &context, const QRectF &rect, double angle, QgsCallout::QgsCalloutContext &calloutContext, QgsFeedback *feedback)
	Renders the item's callout.

virtual bool	writeCommonProperties (QDomElement &element, QDomDocument &document, const QgsReadWriteContext &context) const
	Writes common properties from the base class into an XML element.

Detailed Description

An annotation item which renders a text string at a point location.

Since: QGIS 3.16

Definition at line 34 of file qgsannotationpointtextitem.h.

Constructor & Destructor Documentation

◆ QgsAnnotationPointTextItem()

QgsAnnotationPointTextItem::QgsAnnotationPointTextItem	(	const QString &	text,
		QgsPointXY	point
	)

Constructor for QgsAnnotationPointTextItem, containing the specified text at the specified point.

Definition at line 26 of file qgsannotationpointtextitem.cpp.

◆ ~QgsAnnotationPointTextItem()

QgsAnnotationPointTextItem::~QgsAnnotationPointTextItem ( )

overridedefault

Member Function Documentation

◆ alignment()

Qt::Alignment QgsAnnotationPointTextItem::alignment ( ) const

Returns the text's alignment relative to the reference point().

See also: setAlignment().

Definition at line 315 of file qgsannotationpointtextitem.cpp.

◆ angle()

double QgsAnnotationPointTextItem::angle ( ) const

inline

Returns the text's rotation angle, in degrees clockwise.

See also: setAngle()

Definition at line 113 of file qgsannotationpointtextitem.h.

◆ applyEditV2()

Qgis::AnnotationItemEditOperationResult QgsAnnotationPointTextItem::applyEditV2	(	QgsAbstractAnnotationItemEditOperation *	operation,
		const QgsAnnotationItemEditContext &	context
	)

overridevirtual

Applies an edit operation to the item.

Since: QGIS 3.40

Reimplemented from QgsAnnotationItem.

Definition at line 240 of file qgsannotationpointtextitem.cpp.

◆ boundingBox() [1/2]

QgsRectangle QgsAnnotationPointTextItem::boundingBox ( ) const

overridevirtual

Returns the bounding box of the item's geographic location, in the parent layer's coordinate reference system.

Implements QgsAnnotationItem.

Definition at line 148 of file qgsannotationpointtextitem.cpp.

◆ boundingBox() [2/2]

QgsRectangle QgsAnnotationPointTextItem::boundingBox ( QgsRenderContext & context ) const

overridevirtual

Returns the bounding box of the item's geographic location, in the parent layer's coordinate reference system.

Reimplemented from QgsAnnotationItem.

Definition at line 164 of file qgsannotationpointtextitem.cpp.

◆ clone()

QgsAnnotationPointTextItem * QgsAnnotationPointTextItem::clone ( ) const

overridevirtual

Returns a clone of the item.

Ownership is transferred to the caller.

Implementations should include a call to copyCommonProperties() to copy the base class properties.

See also: copyCommonProperties()

Implements QgsAnnotationItem.

Definition at line 137 of file qgsannotationpointtextitem.cpp.

◆ create()

QgsAnnotationPointTextItem * QgsAnnotationPointTextItem::create ( )

static

Creates a new text at point annotation item.

Definition at line 111 of file qgsannotationpointtextitem.cpp.

◆ flags()

Qgis::AnnotationItemFlags QgsAnnotationPointTextItem::flags ( ) const

overridevirtual

Returns item flags.

Since: QGIS 3.22

Reimplemented from QgsAnnotationItem.

Definition at line 34 of file qgsannotationpointtextitem.cpp.

◆ format()

QgsTextFormat QgsAnnotationPointTextItem::format ( ) const

Returns the text format used to render the text.

See also: setFormat()

Definition at line 305 of file qgsannotationpointtextitem.cpp.

◆ nodesV2()

QList< QgsAnnotationItemNode > QgsAnnotationPointTextItem::nodesV2 ( const QgsAnnotationItemEditContext & context ) const

overridevirtual

Returns the nodes for the item, used for editing the item.

Since: QGIS 3.40

Reimplemented from QgsAnnotationItem.

Definition at line 222 of file qgsannotationpointtextitem.cpp.

◆ point()

QgsPointXY QgsAnnotationPointTextItem::point ( ) const

inline

Returns the point location of the text.

The coordinate reference system for the point will be the parent layer's QgsAnnotationLayer::crs().

See also: setPoint()

Definition at line 69 of file qgsannotationpointtextitem.h.

◆ readXml()

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

overridevirtual

Reads the item's state from the given DOM element.

Implementations should include a call to readCommonProperties() to read the base class properties.

See also: writeXml(); readCommonProperties()

Implements QgsAnnotationItem.

Definition at line 116 of file qgsannotationpointtextitem.cpp.

◆ render()

void QgsAnnotationPointTextItem::render	(	QgsRenderContext &	context,
		QgsFeedback *	feedback
	)

overridevirtual

Renders the item to the specified render context.

The feedback argument can be used to detect render cancellations during expensive render operations.

Implements QgsAnnotationItem.

Definition at line 49 of file qgsannotationpointtextitem.cpp.

◆ rotationMode()

Qgis::SymbolRotationMode QgsAnnotationPointTextItem::rotationMode ( ) const

Returns the rotation mode for the text item.

See also: setRotationMode()

Since: QGIS 3.32

Definition at line 325 of file qgsannotationpointtextitem.cpp.

◆ setAlignment()

void QgsAnnotationPointTextItem::setAlignment ( Qt::Alignment alignment )

Sets the text's alignment relative to the reference point().

See also: alignment().

Definition at line 320 of file qgsannotationpointtextitem.cpp.

◆ setAngle()

void QgsAnnotationPointTextItem::setAngle ( double angle )

inline

Sets the text's rotation angle, in degrees clockwise.

See also: angle()

Definition at line 120 of file qgsannotationpointtextitem.h.

◆ setFormat()

void QgsAnnotationPointTextItem::setFormat ( const QgsTextFormat & format )

Sets the text format used to render the text.

See also: format()

Definition at line 310 of file qgsannotationpointtextitem.cpp.

◆ setPoint()

void QgsAnnotationPointTextItem::setPoint ( QgsPointXY point )

inline

Sets the point location of the text.

The coordinate reference system for the point will be the parent layer's QgsAnnotationLayer::crs().

See also: point()

Definition at line 78 of file qgsannotationpointtextitem.h.

◆ setRotationMode()

void QgsAnnotationPointTextItem::setRotationMode ( Qgis::SymbolRotationMode mode )

Sets the rotation mode for the text item.

See also: rotationMode()

Since: QGIS 3.32

Definition at line 330 of file qgsannotationpointtextitem.cpp.

◆ setText()

void QgsAnnotationPointTextItem::setText ( const QString & text )

inline

Sets the text rendered by the item.

See also: text()

Definition at line 92 of file qgsannotationpointtextitem.h.

◆ text()

QString QgsAnnotationPointTextItem::text ( ) const

inline

Returns the text rendered by the item.

See also: setText()

Definition at line 85 of file qgsannotationpointtextitem.h.

◆ transientEditResultsV2()

QgsAnnotationItemEditOperationTransientResults * QgsAnnotationPointTextItem::transientEditResultsV2	(	QgsAbstractAnnotationItemEditOperation *	operation,
		const QgsAnnotationItemEditContext &	context
	)

overridevirtual

Retrieves the results of a transient (in progress) edit operation on the item.

Since: QGIS 3.40

Reimplemented from QgsAnnotationItem.

Definition at line 282 of file qgsannotationpointtextitem.cpp.

◆ type()

QString QgsAnnotationPointTextItem::type ( ) const

overridevirtual

Returns a unique (untranslated) string identifying the type of item.

Implements QgsAnnotationItem.

Definition at line 44 of file qgsannotationpointtextitem.cpp.

◆ writeXml()

bool QgsAnnotationPointTextItem::writeXml	(	QDomElement &	element,
		QDomDocument &	document,
		const QgsReadWriteContext &	context
	)		const

overridevirtual

Writes the item's state into an XML element.

Implementations should include a call to writeCommonProperties() to store the base class properties.

See also: readXml(); writeCommonProperties()

Implements QgsAnnotationItem.

Definition at line 94 of file qgsannotationpointtextitem.cpp.

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

/build/qgis-3.41.0+git20241214+cea29feecf2+99sid/src/core/annotations/qgsannotationpointtextitem.h
/build/qgis-3.41.0+git20241214+cea29feecf2+99sid/src/core/annotations/qgsannotationpointtextitem.cpp

Public Member Functions

Static Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ QgsAnnotationPointTextItem()

◆ ~QgsAnnotationPointTextItem()

Member Function Documentation

◆ alignment()

◆ angle()

◆ applyEditV2()

◆ boundingBox() [1/2]

◆ boundingBox() [2/2]

◆ clone()

◆ create()

◆ flags()

◆ format()

◆ nodesV2()

◆ point()

◆ readXml()

◆ render()

◆ rotationMode()

◆ setAlignment()

◆ setAngle()

◆ setFormat()

◆ setPoint()

◆ setRotationMode()

◆ setText()

◆ text()

◆ transientEditResultsV2()

◆ type()

◆ writeXml()