QGIS API Documentation 3.41.0-Master (af5edcb665c)
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qgsclassificationcustom.cpp
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1/***************************************************************************
2 qgsclassificationcustom.cpp
3 ---------------------
4 begin : September 2019
5 copyright : (C) 2019 by Denis Rouzaud
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
17
18const QString QgsClassificationCustom::METHOD_ID = QStringLiteral( "Custom" );
19
20
23 0 /*codeComplexity*/ )
24{
25}
26
27
28std::unique_ptr<QgsClassificationMethod> QgsClassificationCustom::clone() const
29{
30 std::unique_ptr< QgsClassificationCustom > c = std::make_unique< QgsClassificationCustom >();
31 copyBase( c.get() );
32 return c;
33}
34
36{
37 return QObject::tr( "Custom" );
38}
39
41{
42 return METHOD_ID;
43}
44
45QList<double> QgsClassificationCustom::calculateBreaks( double &minimum, double &maximum,
46 const QList<double> &values, int nclasses, QString &error )
47{
48 Q_UNUSED( minimum )
49 Q_UNUSED( maximum )
50 Q_UNUSED( values )
51 Q_UNUSED( nclasses )
52 Q_UNUSED( error )
53 return QList<double>();
54}
QString id() const override
The id of the method as saved in the project, must be unique in registry.
QString name() const override
The readable and translate name of the method.
std::unique_ptr< QgsClassificationMethod > clone() const override
Returns a clone of the method.
QgsClassificationMethod is an abstract class for implementations of classification methods.
void copyBase(QgsClassificationMethod *c) const
Copy the parameters (shall be used in clone implementation)
As part of the API refactoring and improvements which landed in the Processing API was substantially reworked from the x version This was done in order to allow much of the underlying Processing framework to be ported into c