1 /*******************************************************************************
3 This file is part of mDictionary.
5 mDictionary is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, either version 3 of the License, or
8 (at your option) any later version.
10 mDictionary is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with mDictionary. If not, see <http://www.gnu.org/licenses/>.
18 Copyright 2010 Comarch S.A.
20 *******************************************************************************/
22 //Created by Mateusz Półrola
24 #ifndef COMPRESSEDREADER_H
25 #define COMPRESSEDREADER_H
31 #include "StarDictReader.h"
34 Class implementing StarDictReader interface and handling rading from compressed
35 files like .gz or .dz, using zlib
37 class CompressedReader : public StarDictReader
41 CompressedReader(QObject *parent = 0);
43 Creates new compressed reader and open file with passed filename
45 CompressedReader(QString filename, QObject *parent = 0);
47 Destructs object and closing file
52 Reads translations text from compressed dict file.
53 \param offset 32-bit offset of translation in uncompressed file, readed
55 \param len length of uncompressed translation, readed from idx file too
57 QString readString(qint32 offset, qint32 len);
60 Reads translations text from compressed dict file.
61 \param offset 64-bit offset of translation in uncompressed file, readed
63 \param len length of uncompressed translation, readed from idx file too
65 QString readString(qint64 offset, qint32 len);
68 Reads 32-bits integer value from compressed file and convert it from
69 BigEndian to Little Endian
71 qint32 readInt32BigEndian();
74 Reads 64-bits integer value from compressed file and convert it from
75 BigEndian to Little Endian
77 qint64 readInt64BigEndian();
80 Reads single string from compressed file, end of string is marked as '\0'
83 QString readKeyword();
94 \returns true if file is opened or false otherwise
96 bool open(QString file);
99 Reads single char from compressed.
107 #endif // COMPRESSEDREADER_H