File indexing completed on 2024-12-22 03:35:45 

0001 /*
0002     File                 : HDF5FilterPrivate.h
0003     Project              : LabPlot
0004     Description          : Private implementation class for HDF5Filter.
0005     --------------------------------------------------------------------
0006     SPDX-FileCopyrightText: 2015-2018 Stefan Gerlach <stefan.gerlach@uni.kn>
0007 
0008     SPDX-License-Identifier: GPL-2.0-or-later
0009 */
0010 #ifndef HDF5FILTERPRIVATE_H
0011 #define HDF5FILTERPRIVATE_H
0012 
0013 #include <QList>
0014 #ifdef HAVE_HDF5
0015 #include <hdf5.h>
0016 #endif
0017 
0018 class AbstractDataSource;
0019 
0020 class HDF5FilterPrivate {
0021 public:
0022     explicit HDF5FilterPrivate(HDF5Filter*);
0023 
0024 #ifdef HAVE_HDF5
0025     static void handleError(int err, const QString& function, const QString& arg = QString());
0026 #endif
0027 
0028     int parse(const QString& fileName, QTreeWidgetItem* rootItem);
0029     void readDataFromFile(const QString& fileName, AbstractDataSource* = nullptr, AbstractFileFilter::ImportMode = AbstractFileFilter::ImportMode::Replace);
0030     QVector<QStringList> readCurrentDataSet(const QString& fileName,
0031                                             AbstractDataSource*,
0032                                             bool& ok,
0033                                             AbstractFileFilter::ImportMode = AbstractFileFilter::ImportMode::Replace,
0034                                             int lines = -1);
0035     void write(const QString& fileName, AbstractDataSource*);
0036 
0037     const HDF5Filter* q;
0038 
0039     QString currentDataSetName;
0040     int startRow{1};
0041     int endRow{-1};
0042     int startColumn{1};
0043     int endColumn{-1};
0044 
0045 private:
0046 #ifdef HAVE_HDF5
0047     int m_status;
0048 #endif
0049     const static int MAXNAMELENGTH = 1024;
0050     const static int MAXSTRINGLENGTH = 1024 * 1024;
0051     QList<unsigned long> m_multiLinkList; // used to find hard links
0052 
0053 #ifdef HAVE_HDF5
0054     QString translateHDF5Order(H5T_order_t);
0055     QString translateHDF5Type(hid_t);
0056     QString translateHDF5Class(H5T_class_t);
0057     AbstractColumn::ColumnMode translateHDF5TypeToMode(hid_t);
0058     QStringList readHDF5Compound(hid_t tid);
0059     template<typename T>
0060     QStringList readHDF5Data1D(hid_t dataset, hid_t type, int rows, int lines, void* dataPointer = nullptr);
0061     QStringList readHDF5CompoundData1D(hid_t dataset, hid_t tid, int rows, int lines, std::vector<void*>& dataPointer);
0062     template<typename T>
0063     QVector<QStringList> readHDF5Data2D(hid_t dataset, hid_t ctype, int rows, int cols, int lines, std::vector<void*>& dataPointer);
0064     QVector<QStringList> readHDF5CompoundData2D(hid_t dataset, hid_t tid, int rows, int cols, int lines);
0065     QStringList readHDF5Attr(hid_t aid);
0066     QStringList scanHDF5Attrs(hid_t oid);
0067     QStringList readHDF5DataType(hid_t tid);
0068     QStringList readHDF5PropertyList(hid_t pid);
0069     void scanHDF5DataType(hid_t tid, char* dataTypeName, QTreeWidgetItem* parentItem);
0070     void scanHDF5Link(hid_t gid, char* linkName, QTreeWidgetItem* parentItem);
0071     void scanHDF5DataSet(hid_t dsid, char* dataSetName, QTreeWidgetItem* parentItem);
0072     void scanHDF5Group(hid_t gid, char* groupName, QTreeWidgetItem* parentItem);
0073 #endif
0074 };
0075 
0076 #endif