QGIS API Documentation  3.26.3-Buenos Aires (65e4edfdad)
qgsalgorithmdifference.h
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1 /***************************************************************************
2  qgsalgorithmdifference.h
3  ---------------------
4  Date : April 2018
5  Copyright : (C) 2018 by Martin Dobias
6  Email : wonder dot sk at gmail dot com
7  ***************************************************************************
8  * *
9  * This program is free software; you can redistribute it and/or modify *
10  * it under the terms of the GNU General Public License as published by *
11  * the Free Software Foundation; either version 2 of the License, or *
12  * (at your option) any later version. *
13  * *
14  ***************************************************************************/
15 
16 #ifndef QGSALGORITHMDIFFERENCE_H
17 #define QGSALGORITHMDIFFERENCE_H
18 
19 #define SIP_NO_FILE
20 
21 #include "qgsprocessingalgorithm.h"
22 #include "qgsapplication.h"
23 
25 
26 class QgsDifferenceAlgorithm : public QgsProcessingAlgorithm
27 {
28  public:
29  QgsDifferenceAlgorithm() = default;
30  QIcon icon() const override { return QgsApplication::getThemeIcon( QStringLiteral( "/algorithms/mAlgorithmDifference.svg" ) ); }
31  QString svgIconPath() const override { return QgsApplication::iconPath( QStringLiteral( "/algorithms/mAlgorithmDifference.svg" ) ); }
32  QString name() const override;
33  QString displayName() const override;
34  QStringList tags() const override;
35  QString group() const override;
36  QString groupId() const override;
37  QString shortHelpString() const override;
38  bool supportInPlaceEdit( const QgsMapLayer *layer ) const override;
39  QgsProcessingAlgorithm::Flags flags() const override;
40  protected:
41  QgsProcessingAlgorithm *createInstance() const override;
42  void initAlgorithm( const QVariantMap &configuration = QVariantMap() ) override;
43  QVariantMap processAlgorithm( const QVariantMap &parameters, QgsProcessingContext &context, QgsProcessingFeedback *feedback ) override;
44 
45 };
46 
48 
49 #endif // QGSALGORITHMDIFFERENCE_H
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:37
QgsProcessingAlgorithm::groupId
virtual QString groupId() const
Returns the unique ID of the group this algorithm belongs to.
Definition: qgsprocessingalgorithm.h:234
QgsProcessingAlgorithm::createInstance
virtual QgsProcessingAlgorithm * createInstance() const =0
Creates a new instance of the algorithm class.
QgsProcessingAlgorithm::svgIconPath
virtual QString svgIconPath() const
Returns a path to an SVG version of the algorithm's icon.
Definition: qgsprocessingalgorithm.cpp:85
QgsApplication::iconPath
static QString iconPath(const QString &iconFile)
Returns path to the desired icon file.
Definition: qgsapplication.cpp:682
qgsapplication.h
QgsProcessingAlgorithm::name
virtual QString name() const =0
Returns the algorithm name, used for identifying the algorithm.
QgsProcessingAlgorithm::processAlgorithm
virtual QVariantMap processAlgorithm(const QVariantMap &parameters, QgsProcessingContext &context, QgsProcessingFeedback *feedback) SIP_THROW(QgsProcessingException)=0
Runs the algorithm using the specified parameters.
QgsProcessingContext
Contains information about the context in which a processing algorithm is executed.
Definition: qgsprocessingcontext.h:46
qgsprocessingalgorithm.h
QgsProcessingAlgorithm::shortHelpString
virtual QString shortHelpString() const
Returns a localised short helper string for the algorithm.
Definition: qgsprocessingalgorithm.cpp:65
QgsProcessingAlgorithm::supportInPlaceEdit
virtual bool supportInPlaceEdit(const QgsMapLayer *layer) const
Checks whether this algorithm supports in-place editing on the given layer Default implementation ret...
Definition: qgsprocessingalgorithm.cpp:977
QgsProcessingAlgorithm
Abstract base class for processing algorithms.
Definition: qgsprocessingalgorithm.h:52
QgsProcessingAlgorithm::icon
virtual QIcon icon() const
Returns an icon for the algorithm.
Definition: qgsprocessingalgorithm.cpp:80
QgsMapLayer
Base class for all map layer types. This is the base class for all map layer types (vector,...
Definition: qgsmaplayer.h:72
QgsProcessingAlgorithm::group
virtual QString group() const
Returns the name of the group this algorithm belongs to.
Definition: qgsprocessingalgorithm.h:225
QgsApplication::getThemeIcon
static QIcon getThemeIcon(const QString &name, const QColor &fillColor=QColor(), const QColor &strokeColor=QColor())
Helper to get a theme icon.
Definition: qgsapplication.cpp:693
QgsProcessingAlgorithm::flags
virtual Flags flags() const
Returns the flags indicating how and when the algorithm operates and should be exposed to users.
Definition: qgsprocessingalgorithm.cpp:90
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:181
QgsProcessingAlgorithm::initAlgorithm
virtual void initAlgorithm(const QVariantMap &configuration=QVariantMap())=0
Initializes the algorithm using the specified configuration.