QGIS API Documentation 3.99.0-Master (c22de0620c0)
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qgsalgorithmdissolve.h
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1/***************************************************************************
2 qgsalgorithmdissolve.h
3 ---------------------
4 begin : April 2017
5 copyright : (C) 2017 by Nyall Dawson
6 email : nyall dot dawson at gmail dot com
7 ***************************************************************************/
8
9/***************************************************************************
10 * *
11 * This program is free software; you can redistribute it and/or modify *
12 * it under the terms of the GNU General Public License as published by *
13 * the Free Software Foundation; either version 2 of the License, or *
14 * (at your option) any later version. *
15 * *
16 ***************************************************************************/
17
18#ifndef QGSALGORITHMDISSOLVE_H
19#define QGSALGORITHMDISSOLVE_H
20
21
22#include "qgis_sip.h"
23#include "qgsapplication.h"
25
26#include <QString>
27
28#define SIP_NO_FILE
29
30using namespace Qt::StringLiterals;
31
33
37class QgsCollectorAlgorithm : public QgsProcessingAlgorithm
38{
39 protected:
40 QVariantMap processCollection( const QVariantMap &parameters, QgsProcessingContext &context, QgsProcessingFeedback *feedback, const std::function<QgsGeometry( const QVector<QgsGeometry> & )> &collector, int maxQueueLength = 0, Qgis::ProcessingFeatureSourceFlags sourceFlags = Qgis::ProcessingFeatureSourceFlags(), bool separateDisjoint = false );
41};
42
46class QgsDissolveAlgorithm : public QgsCollectorAlgorithm
47{
48 public:
49 QgsDissolveAlgorithm() = default;
50 void initAlgorithm( const QVariantMap &configuration = QVariantMap() ) override;
51 QIcon icon() const override { return QgsApplication::getThemeIcon( u"/algorithms/mAlgorithmDissolve.svg"_s ); }
52 QString svgIconPath() const override { return QgsApplication::iconPath( u"/algorithms/mAlgorithmDissolve.svg"_s ); }
53 QString name() const override;
54 QString displayName() const override;
55 QStringList tags() const override;
56 QString group() const override;
57 QString groupId() const override;
58 QString shortHelpString() const override;
59 QString shortDescription() const override;
60 Qgis::ProcessingAlgorithmDocumentationFlags documentationFlags() const override;
61 QgsDissolveAlgorithm *createInstance() const override SIP_FACTORY;
62
63 protected:
64 QVariantMap processAlgorithm( const QVariantMap &parameters, QgsProcessingContext &context, QgsProcessingFeedback *feedback ) override;
65};
66
70class QgsCollectAlgorithm : public QgsCollectorAlgorithm
71{
72 public:
73 QgsCollectAlgorithm() = default;
74 QIcon icon() const override { return QgsApplication::getThemeIcon( u"/algorithms/mAlgorithmCollect.svg"_s ); }
75 QString svgIconPath() const override { return QgsApplication::iconPath( u"/algorithms/mAlgorithmCollect.svg"_s ); }
76 void initAlgorithm( const QVariantMap &configuration = QVariantMap() ) override;
77 QString name() const override;
78 QString displayName() const override;
79 QStringList tags() const override;
80 QString group() const override;
81 QString groupId() const override;
82 QString shortHelpString() const override;
83 QString shortDescription() const override;
84 Qgis::ProcessingAlgorithmDocumentationFlags documentationFlags() const override;
85 QgsCollectAlgorithm *createInstance() const override SIP_FACTORY;
86
87 protected:
88 QVariantMap processAlgorithm( const QVariantMap &parameters, QgsProcessingContext &context, QgsProcessingFeedback *feedback ) override;
89};
90
92
93#endif // QGSALGORITHMDISSOLVE_H
QFlags< ProcessingAlgorithmDocumentationFlag > ProcessingAlgorithmDocumentationFlags
Flags describing algorithm behavior for documentation purposes.
Definition qgis.h:3716
QFlags< ProcessingFeatureSourceFlag > ProcessingFeatureSourceFlags
Flags which control how QgsProcessingFeatureSource fetches features.
Definition qgis.h:3808
static QIcon getThemeIcon(const QString &name, const QColor &fillColor=QColor(), const QColor &strokeColor=QColor())
Helper to get a theme icon.
static QString iconPath(const QString &iconFile)
Returns path to the desired icon file.
A geometry is the spatial representation of a feature.
Abstract base class for processing algorithms.
Contains information about the context in which a processing algorithm is executed.
Base class for providing feedback from a processing algorithm.
#define SIP_FACTORY
Definition qgis_sip.h:83