QGIS API Documentation
3.16.0-Hannover (43b64b13f3)
src
analysis
processing
qgsalgorithmpackage.h
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/***************************************************************************
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qgsalgorithmpackage.h
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------------------
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begin : November 2017
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copyright : (C) 2017 by Nyall Dawson
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email : nyall dot dawson at gmail dot com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef QGSALGORITHMPACKAGE_H
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#define QGSALGORITHMPACKAGE_H
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#define SIP_NO_FILE
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#include "
qgis_sip.h
"
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#include "
qgsprocessingalgorithm.h
"
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class
QgsVectorLayer
;
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class
QgsPackageAlgorithm :
public
QgsProcessingAlgorithm
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{
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public
:
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QgsPackageAlgorithm() =
default
;
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void
initAlgorithm
(
const
QVariantMap &configuration = QVariantMap() )
override
;
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QString
name
()
const override
;
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QString
displayName
()
const override
;
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QStringList
tags
()
const override
;
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QString
group
()
const override
;
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QString
groupId
()
const override
;
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QString
shortHelpString
()
const override
;
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QgsPackageAlgorithm *
createInstance
() const override
SIP_FACTORY
;
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protected:
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bool
prepareAlgorithm( const QVariantMap ¶meters,
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QgsProcessingContext
&context,
QgsProcessingFeedback
*feedback ) override;
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QVariantMap processAlgorithm( const QVariantMap ¶meters,
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QgsProcessingContext
&context,
QgsProcessingFeedback
*feedback ) override;
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private:
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bool
packageVectorLayer(
QgsVectorLayer
*layer, const QString &path,
QgsProcessingContext
&context,
QgsProcessingFeedback
*feedback,
bool
saveStyles );
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std::vector< std::
unique_ptr
<
QgsMapLayer
> > mLayers;
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};
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#endif // QGSALGORITHMPACKAGE_H
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QgsProcessingAlgorithm::displayName
virtual QString displayName() const =0
Returns the translated algorithm name, which should be used for any user-visible display of the algor...
QgsProcessingFeedback
Base class for providing feedback from a processing algorithm.
Definition:
qgsprocessingfeedback.h:38
QgsProcessingAlgorithm::groupId
virtual QString groupId() const
Returns the unique ID of the group this algorithm belongs to.
Definition:
qgsprocessingalgorithm.h:233
QgsProcessingAlgorithm::createInstance
virtual QgsProcessingAlgorithm * createInstance() const =0
Creates a new instance of the algorithm class.
SIP_FACTORY
#define SIP_FACTORY
Definition:
qgis_sip.h:76
geos::unique_ptr
std::unique_ptr< GEOSGeometry, GeosDeleter > unique_ptr
Scoped GEOS pointer.
Definition:
qgsgeos.h:79
QgsProcessingAlgorithm::name
virtual QString name() const =0
Returns the algorithm name, used for identifying the algorithm.
QgsProcessingContext
Contains information about the context in which a processing algorithm is executed.
Definition:
qgsprocessingcontext.h:44
qgsprocessingalgorithm.h
qgis_sip.h
QgsProcessingAlgorithm::shortHelpString
virtual QString shortHelpString() const
Returns a localised short helper string for the algorithm.
Definition:
qgsprocessingalgorithm.cpp:63
QgsProcessingAlgorithm
Abstract base class for processing algorithms.
Definition:
qgsprocessingalgorithm.h:52
QgsVectorLayer
Represents a vector layer which manages a vector based data sets.
Definition:
qgsvectorlayer.h:387
QgsMapLayer
Base class for all map layer types.
Definition:
qgsmaplayer.h:83
QgsProcessingAlgorithm::group
virtual QString group() const
Returns the name of the group this algorithm belongs to.
Definition:
qgsprocessingalgorithm.h:224
QgsProcessingAlgorithm::tags
virtual QStringList tags() const
Returns a list of tags which relate to the algorithm, and are used to assist users in searching for s...
Definition:
qgsprocessingalgorithm.h:180
QgsProcessingAlgorithm::initAlgorithm
virtual void initAlgorithm(const QVariantMap &configuration=QVariantMap())=0
Initializes the algorithm using the specified configuration.
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