File indexing completed on 2024-06-23 03:46:16

 /*
     File                 : AbstractFileFilter.h
     Project              : LabPlot
     Description          : file I/O-filter related interface
     --------------------------------------------------------------------
     SPDX-FileCopyrightText: 2009-2018 Alexander Semke <alexander.semke@web.de>
     SPDX-FileCopyrightText: 2017 Stefan Gerlach <stefan.gerlach@uni.kn>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #ifndef ABSTRACTFILEFILTER_H
 #define ABSTRACTFILEFILTER_H
 
 #include "backend/core/AbstractColumn.h"
 #include <QLocale>
 #include <QObject>
 #include <memory> // smart pointer
 
 class AbstractDataSource;
 class XmlStreamReader;
 class QXmlStreamWriter;
 class KConfig;
 
 class AbstractFileFilter : public QObject {
     Q_OBJECT
     Q_ENUMS(FileType)
     Q_ENUMS(ImportMode)
 
 public:
     enum class FileType { Ascii, Binary, XLSX, Ods, Image, HDF5, NETCDF, FITS, JSON, ROOT, Spice, READSTAT, MATIO, VECTOR_BLF };
     enum class ImportMode { Append, Prepend, Replace };
 
     explicit AbstractFileFilter(FileType type)
         : m_type(type) {
     }
     ~AbstractFileFilter() override = default;
 
     static bool isNan(const QString&);
     static AbstractColumn::ColumnMode columnMode(const QString& valueString, QString& dateTimeFormat, QLocale::Language);
     static AbstractColumn::ColumnMode columnMode(const QString& valueString, QString& dateTimeFormat, const QLocale& = QLocale());
     static QString dateTimeFormat(const QString& valueString);
     static QStringList numberFormats();
     static AbstractFileFilter::FileType fileType(const QString&);
     static QStringList fileTypes();
     static QString convertFromNumberToColumn(int n);
 
     virtual void readDataFromFile(const QString& fileName, AbstractDataSource* = nullptr, ImportMode = ImportMode::Replace) = 0;
     virtual void write(const QString& fileName, AbstractDataSource*) = 0;
 
     virtual QStringList lastErrors();
 
     // save/load in the project XML
     virtual void save(QXmlStreamWriter*) const = 0;
     virtual bool load(XmlStreamReader*) = 0;
 
     FileType type() const {
         return m_type;
     }
 
 Q_SIGNALS:
     void completed(int) const; //!< int ranging from 0 to 100 notifies about the status of a read/write process
 
 protected:
     const FileType m_type;
 };
 
 #endif