Class QfAppMissingGridHandler

ClassList > QfAppMissingGridHandler

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• #include <qfappcoordinateoperationhandlers.h>

Inherits the following classes: QObject

Public Signals

Type	Name
signal void	coordinateOperationCreationError (const QgsCoordinateReferenceSystem & sourceCrs, const QgsCoordinateReferenceSystem & destinationCrs, const QString & error)
signal void	fallbackOperationOccurred (const QgsCoordinateReferenceSystem & sourceCrs, const QgsCoordinateReferenceSystem & destinationCrs, const QString & desired)
signal void	missingGridUsedByContextHandler (const QgsCoordinateReferenceSystem & sourceCrs, const QgsCoordinateReferenceSystem & destinationCrs, const QgsDatumTransform::TransformDetails & desired)
signal void	missingPreferredGrid (const QgsCoordinateReferenceSystem & sourceCrs, const QgsCoordinateReferenceSystem & destinationCrs, const QgsDatumTransform::TransformDetails & preferredOperation, const QgsDatumTransform::TransformDetails & availableOperation)
signal void	missingRequiredGrid (const QgsCoordinateReferenceSystem & sourceCrs, const QgsCoordinateReferenceSystem & destinationCrs, const QgsDatumTransform::GridDetails & grid)

Public Functions

Type	Name
	QfAppMissingGridHandler (QObject * parent)

Detailed Description

Alerts users when a transform grids are required (or desired) for an operation between two CRSes, yet they are not available on the current system. Derived from the QgsAppCoordinateOperationHandlers class created by QGIS developer Nyall Dawson.

Public Signals Documentation

signal coordinateOperationCreationError

void QfAppMissingGridHandler::coordinateOperationCreationError;

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signal fallbackOperationOccurred

void QfAppMissingGridHandler::fallbackOperationOccurred;

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signal missingGridUsedByContextHandler

void QfAppMissingGridHandler::missingGridUsedByContextHandler;

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signal missingPreferredGrid

void QfAppMissingGridHandler::missingPreferredGrid;

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signal missingRequiredGrid

void QfAppMissingGridHandler::missingRequiredGrid;

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Public Functions Documentation

function QfAppMissingGridHandler

explicit QfAppMissingGridHandler::QfAppMissingGridHandler (
    QObject * parent
) 

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The documentation for this class was generated from the following file src/app/qfappcoordinateoperationhandlers.h