Method scanHDF5DataSet

src/backend/datasources/filters/HDF5Filter.cpp:1317–1380

}

void HDF5FilterPrivate::scanHDF5DataSet(hid_t did, char* dataSetName, QTreeWidgetItem* parentItem) {
	QString attr = scanHDF5Attrs(did).join(QString());

	char link[MAXNAMELENGTH];
	m_status = H5Iget_name(did, link, MAXNAMELENGTH);
	handleError(m_status, QStringLiteral("H5Iget_name"));

	QStringList dataSetProps;
	hsize_t size = H5Dget_storage_size(did);
	handleError((int)size, QStringLiteral("H5Dget_storage_size"));
	hid_t datatype = H5Dget_type(did);
	handleError((int)datatype, QStringLiteral("H5Dget_type"));
	size_t typeSize = H5Tget_size(datatype);
	handleError((int)typeSize, QStringLiteral("H5Dget_size"));

	dataSetProps << readHDF5DataType(datatype);

	hid_t dataspace = H5Dget_space(did);
	int rank = H5Sget_simple_extent_ndims(dataspace);
	handleError(rank, QStringLiteral("H5Sget_simple_extent_ndims"));
	unsigned int rows = 1, cols = 1, regs = 1;
	if (rank == 1) {
		hsize_t dims_out[1];
		m_status = H5Sget_simple_extent_dims(dataspace, dims_out, nullptr);
		handleError(m_status, QStringLiteral("H5Sget_simple_extent_dims"));
		rows = dims_out[0];
		dataSetProps << QLatin1String(", ") << QString::number(rows) << QLatin1String(" (") << QString::number(size / typeSize) << QLatin1String(")");
	} else if (rank == 2) {
		hsize_t dims_out[2];
		m_status = H5Sget_simple_extent_dims(dataspace, dims_out, nullptr);
		handleError(m_status, QStringLiteral("H5Sget_simple_extent_dims"));
		rows = dims_out[0];
		cols = dims_out[1];
		dataSetProps << QLatin1String(", ") << QString::number(rows) << QLatin1String("x") << QString::number(cols) << QLatin1String(" (")
					 << QString::number(size / typeSize) << QLatin1String(")");
	} else if (rank == 3) {
		hsize_t dims_out[3];
		m_status = H5Sget_simple_extent_dims(dataspace, dims_out, nullptr);
		handleError(m_status, QStringLiteral("H5Sget_simple_extent_dims"));
		rows = dims_out[0];
		cols = dims_out[1];
		regs = dims_out[2];
		dataSetProps << QLatin1String(", ") << QString::number(rows) << QLatin1String("x") << QString::number(cols) << QLatin1String("x")
					 << QString::number(regs) << QLatin1String(" (") << QString::number(size / typeSize) << QLatin1String(")");
	} else
		dataSetProps << QLatin1String(", ") << i18n("rank %1 not supported yet", rank);

	hid_t pid = H5Dget_create_plist(did);
	handleError((int)pid, QStringLiteral("H5Dget_create_plist"));
	dataSetProps << QStringLiteral(", ") << readHDF5PropertyList(pid).join(QString());

	auto* dataSetItem =
		new QTreeWidgetItem(QStringList() << QLatin1String(dataSetName) << QLatin1String(link) << i18n("data set") << dataSetProps.join(QString()) << attr);
	dataSetItem->setIcon(0, QIcon::fromTheme(QStringLiteral("x-office-spreadsheet")));
	for (int i = 0; i < dataSetItem->columnCount(); ++i) {
		if (rows > 0 && cols > 0 && regs > 0) {
			dataSetItem->setBackground(i, QColor(192, 255, 192));
			dataSetItem->setForeground(i, Qt::black);