qgsmeshcalculator.h

Go to the documentation of this file.

/***************************************************************************
                          qgsmeshcalculator.h
                          -------------------
    begin                : December 18th, 2018
    copyright            : (C) 2018 by Peter Petrik
    email                : zilolv 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 QGSMESHCALCULATOR_H
#define QGSMESHCALCULATOR_H
 
#include <QString>
#include <QVector>
#include <QStringList>
 
#include "qgis_analysis.h"
#include "qgis_sip.h"
#include "qgsrectangle.h"
#include "qgsmeshlayer.h"
#include "qgsmeshdataprovider.h"
#include "qgsprovidermetadata.h"
#include "qgsfeedback.h"
 
struct QgsMeshMemoryDatasetGroup;
struct QgsMeshMemoryDataset;
 
class ANALYSIS_EXPORT QgsMeshCalculator
{
  public:
 
    enum Result
    {
      Success = 0, 
      Canceled, 
      CreateOutputError, 
      InputLayerError, 
      ParserError, 
      InvalidDatasets, 
      EvaluateError, 
      MemoryError, 
    };
 
    Q_DECL_DEPRECATED QgsMeshCalculator( const QString &formulaString,
                                         const QString &outputFile,
                                         const QgsRectangle &outputExtent,
                                         double startTime,
                                         double endTime,
                                         QgsMeshLayer *layer ) SIP_DEPRECATED;
 
    Q_DECL_DEPRECATED QgsMeshCalculator( const QString &formulaString,
                                         const QString &outputFile,
                                         const QgsGeometry &outputMask,
                                         double startTime,
                                         double endTime,
                                         QgsMeshLayer *layer ) SIP_DEPRECATED;
 
    QgsMeshCalculator( const QString &formulaString,
                       const QString &outputDriver,
                       const QString &outputGroupName,
                       const QString &outputFile,
                       const QgsRectangle &outputExtent,
                       double startTime,
                       double endTime,
                       QgsMeshLayer *layer );
 
    QgsMeshCalculator( const QString &formulaString,
                       const QString &outputDriver,
                       const QString &outputGroupName,
                       const QString &outputFile,
                       const QgsGeometry &outputMask,
                       double startTime,
                       double endTime,
                       QgsMeshLayer *layer );
 
    Result processCalculation( QgsFeedback *feedback = nullptr );
 
    Q_DECL_DEPRECATED static Result expression_valid( const QString &formulaString,
        QgsMeshLayer *layer ) SIP_DEPRECATED;
 
    static Result expressionIsValid( const QString &formulaString,
                                     QgsMeshLayer *layer,
                                     QgsMeshDriverMetadata::MeshDriverCapability &requiredCapability );
 
  private:
    QgsMeshCalculator();
 
    QString mFormulaString;
    QString mOutputDriver;
    QString mOutputGroupName;
    QString mOutputFile;
    QgsRectangle mOutputExtent;
    QgsGeometry mOutputMask;
    bool mUseMask = false;
    double mStartTime = 0.0;
    double mEndTime = 0.0;
    QgsMeshLayer *mMeshLayer = nullptr;
};
 
#endif // QGSMESHCALCULATOR_H