qgsclassificationequalinterval.h

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/***************************************************************************
    qgsclassificationequalinterval.h
    ---------------------
    begin                : September 2019
    copyright            : (C) 2019 by Denis Rouzaud
    email                : denis@opengis.ch
 ***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSCLASSIFICATIONEQUALINTERVAL_H
#define QGSCLASSIFICATIONEQUALINTERVAL_H
 
#include "qgis_core.h"
#include "qgsclassificationmethod.h"

class CORE_EXPORT QgsClassificationEqualInterval : public QgsClassificationMethod
{
  public:
    QgsClassificationEqualInterval();
 
    QString name() const override;
    QString id() const override;
    std::unique_ptr< QgsClassificationMethod > clone() const override;
    QIcon icon() const override;
 
    bool valuesRequired() const override { return false; }
 
    static const QString METHOD_ID;
 
  private:
    QList<double> calculateBreaks( double &minimum, double &maximum, const QList<double> &values, int nclasses, QString &error ) override;
};
 
#endif // QGSCLASSIFICATIONEQUALINTERVAL_H