qgspointcloudstatscalculator.h

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/***************************************************************************
                         qgspointcloudstatscalculator.h
                         --------------------
    begin                : April 2022
    copyright            : (C) 2022 by Belgacem Nedjima
    email                : belgacem dot nedjima at gmail dot com
 ***************************************************************************/
 
/***************************************************************************
 *                                                                         *
 *   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 QGSPOINTCLOUDSTATSCALCULATOR_H
#define QGSPOINTCLOUDSTATSCALCULATOR_H
 
#include "qgis_core.h"
#include "qgspointcloudindex.h"
#include "qgspointcloudrequest.h"
#include "qgspointcloudstatistics.h"
 
#include <QEventLoop>
#include <QFuture>
#include <QFutureWatcher>
#include <QSet>
#include <QVariant>
 
#define SIP_NO_FILE
 
class QgsPointCloudBlock;
class QgsPointCloudAttribute;
class QgsPointCloudNodeId;
class QgsFeedback;

class CORE_EXPORT QgsPointCloudStatsCalculator : public QObject
{
    Q_OBJECT
  public:
    QgsPointCloudStatsCalculator( QgsPointCloudIndex index );

    bool calculateStats( QgsFeedback *feedback, const QVector<QgsPointCloudAttribute> &attributes, qint64 pointsLimit = -1 );

    QgsPointCloudStatistics statistics() const { return mStats; }
 
  private:
    QgsPointCloudIndex mIndex;
 
    QgsPointCloudStatistics mStats;
    QSet<QgsPointCloudNodeId> mProcessedNodes;
 
    QgsPointCloudRequest mRequest;
};
 
 
#endif // QGSPOINTCLOUDSTATSCALCULATOR_H