A widget for selecting the coordinate operation to use when transforming between a source and destination coordinate reference system. More...

#include <qgscoordinateoperationwidget.h>

Inheritance diagram for QgsCoordinateOperationWidget:

[legend]

Classes
struct	OperationDetails
	Coordinate operation details. More...

Signals
void	operationChanged ()
	Emitted when the operation selected in the dialog is changed.

void	operationDoubleClicked ()
	Emitted when an operation is double-clicked in the widget.

Public Member Functions
	QgsCoordinateOperationWidget (QWidget *parent=nullptr)
	Constructor for QgsCoordinateOperationWidget.

	~QgsCoordinateOperationWidget () override

QList< QgsCoordinateOperationWidget::OperationDetails >	availableOperations () const
	Returns a list of the available operations shown in the widget.

QgsCoordinateOperationWidget::OperationDetails	defaultOperation () const
	Returns the details of the default operation suggested by the widget.

QgsCoordinateReferenceSystem	destinationCrs () const
	Returns the destination CRS for the operations shown in the widget.

bool	hasSelection () const
	Returns `true` if there is a valid selection in the widget.

bool	makeDefaultSelected () const
	Returns `true` if the "make default" option is selected.

QgsCoordinateOperationWidget::OperationDetails	selectedOperation () const
	Returns the details of the operation currently selected within the widget.

void	setDestinationCrs (const QgsCoordinateReferenceSystem &crs)
	Sets the destination crs for the operations shown in the widget.

void	setMapCanvas (QgsMapCanvas *canvas)
	Sets a map canvas to link to the widget, which allows the widget's choices to reflect the current canvas state.

void	setSelectedOperation (const QgsCoordinateOperationWidget::OperationDetails &operation)
	Sets the details of the operation currently selected within the widget.

void	setSelectedOperationUsingContext (const QgsCoordinateTransformContext &context)
	Automatically sets the selected operation using the settings encapsulated in a transform context.

void	setShowFallbackOption (bool visible)
	Sets whether the "allow fallback" operations option is visible.

void	setShowMakeDefault (bool show)
	Sets whether the "make default" checkbox should be shown.

void	setSourceCrs (const QgsCoordinateReferenceSystem &crs)
	Sets the source crs for the operations shown in the widget.

QgsCoordinateReferenceSystem	sourceCrs () const
	Returns the source CRS for the operations shown in the widget.

Detailed Description

A widget for selecting the coordinate operation to use when transforming between a source and destination coordinate reference system.

Since: QGIS 3.12

Definition at line 33 of file qgscoordinateoperationwidget.h.

Constructor & Destructor Documentation

◆ QgsCoordinateOperationWidget()

QgsCoordinateOperationWidget::QgsCoordinateOperationWidget ( QWidget * parent = nullptr )

Constructor for QgsCoordinateOperationWidget.

Definition at line 37 of file qgscoordinateoperationwidget.cpp.

◆ ~QgsCoordinateOperationWidget()

QgsCoordinateOperationWidget::~QgsCoordinateOperationWidget ( )

override

Definition at line 335 of file qgscoordinateoperationwidget.cpp.

Member Function Documentation

◆ availableOperations()

QList< QgsCoordinateOperationWidget::OperationDetails > QgsCoordinateOperationWidget::availableOperations ( ) const

Returns a list of the available operations shown in the widget.

Definition at line 115 of file qgscoordinateoperationwidget.cpp.

◆ defaultOperation()

QgsCoordinateOperationWidget::OperationDetails QgsCoordinateOperationWidget::defaultOperation ( ) const

Returns the details of the default operation suggested by the widget.

Definition at line 346 of file qgscoordinateoperationwidget.cpp.

◆ destinationCrs()

QgsCoordinateReferenceSystem QgsCoordinateOperationWidget::destinationCrs ( ) const

inline

Returns the destination CRS for the operations shown in the widget.

See also: setDestinationCrs(); sourceCrs()

Definition at line 78 of file qgscoordinateoperationwidget.h.

◆ hasSelection()

bool QgsCoordinateOperationWidget::hasSelection ( ) const

Returns true if there is a valid selection in the widget.

Definition at line 110 of file qgscoordinateoperationwidget.cpp.

◆ makeDefaultSelected()

bool QgsCoordinateOperationWidget::makeDefaultSelected ( ) const

Returns true if the "make default" option is selected.

Definition at line 105 of file qgscoordinateoperationwidget.cpp.

◆ operationChanged

void QgsCoordinateOperationWidget::operationChanged ( )

signal

Emitted when the operation selected in the dialog is changed.

◆ operationDoubleClicked

void QgsCoordinateOperationWidget::operationDoubleClicked ( )

signal

Emitted when an operation is double-clicked in the widget.

◆ selectedOperation()

QgsCoordinateOperationWidget::OperationDetails QgsCoordinateOperationWidget::selectedOperation ( ) const

Returns the details of the operation currently selected within the widget.

See also: setSelectedOperation()

Definition at line 376 of file qgscoordinateoperationwidget.cpp.

◆ setDestinationCrs()

void QgsCoordinateOperationWidget::setDestinationCrs ( const QgsCoordinateReferenceSystem & crs )

Sets the destination crs for the operations shown in the widget.

See also: destinationCrs(); setSourceCrs()

Definition at line 557 of file qgscoordinateoperationwidget.cpp.

◆ setMapCanvas()

void QgsCoordinateOperationWidget::setMapCanvas ( QgsMapCanvas * canvas )

Sets a map canvas to link to the widget, which allows the widget's choices to reflect the current canvas state.

Definition at line 71 of file qgscoordinateoperationwidget.cpp.

◆ setSelectedOperation()

void QgsCoordinateOperationWidget::setSelectedOperation ( const QgsCoordinateOperationWidget::OperationDetails & operation )

Sets the details of the operation currently selected within the widget.

See also: selectedOperation()

Definition at line 400 of file qgscoordinateoperationwidget.cpp.

◆ setSelectedOperationUsingContext()

void QgsCoordinateOperationWidget::setSelectedOperationUsingContext ( const QgsCoordinateTransformContext & context )

Automatically sets the selected operation using the settings encapsulated in a transform context.

If no matching operations are found within the context then the defaultOperation() will be selected.

Definition at line 422 of file qgscoordinateoperationwidget.cpp.

◆ setShowFallbackOption()

void QgsCoordinateOperationWidget::setShowFallbackOption ( bool visible )

Sets whether the "allow fallback" operations option is visible.

Since: QGIS 3.12

Definition at line 438 of file qgscoordinateoperationwidget.cpp.

◆ setShowMakeDefault()

void QgsCoordinateOperationWidget::setShowMakeDefault ( bool show )

Sets whether the "make default" checkbox should be shown.

Definition at line 100 of file qgscoordinateoperationwidget.cpp.

◆ setSourceCrs()

void QgsCoordinateOperationWidget::setSourceCrs ( const QgsCoordinateReferenceSystem & crs )

Sets the source crs for the operations shown in the widget.

See also: sourceCrs(); setDestinationCrs()

Definition at line 550 of file qgscoordinateoperationwidget.cpp.

◆ sourceCrs()

QgsCoordinateReferenceSystem QgsCoordinateOperationWidget::sourceCrs ( ) const