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/*
This file is part of the KDE libraries
Copyright (C) 1999 Lars Knoll (knoll@mpi-hd.mpg.de)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef KHTMLDECODER_H
#define KHTMLDECODER_H
#include <tqstring.h>
class QTextCodec;
class QTextDecoder;
namespace khtml {
class JapaneseCode;
/**
* @internal
*/
class Decoder
{
public:
enum EncodingType {
DefaultEncoding,
AutoDetectedEncoding,
EncodingFromXMLHeader,
EncodingFromMetaTag,
EncodingFromHTTPHeader,
UserChosenEncoding
};
Decoder();
~Decoder();
void setEncoding(const char *encoding, EncodingType type);
const char *encoding() const;
TQString decode(const char *data, int len);
bool visuallyOrdered() const { return visualRTL; }
const TQTextCodec *codec() const { return m_codec; }
TQString flush() const;
enum AutoDetectLanguage {
SemiautomaticDetection,
Arabic,
Baltic,
CentralEuropean,
Chinese,
Greek,
Hebrew,
Japanese,
Korean,
Russian,
Thai,
Turkish,
Ukrainian,
Unicode,
WesternEuropean
};
void setAutoDetectLanguage( AutoDetectLanguage _language ) { m_autoDetectLanguage = _language; }
AutoDetectLanguage autoDetectLanguage() { return m_autoDetectLanguage; }
private:
TQCString automaticDetectionForArabic( const unsigned char* str, int size );
TQCString automaticDetectionForBaltic( const unsigned char* str, int size );
TQCString automaticDetectionForCentralEuropean( const unsigned char* str, int size );
TQCString automaticDetectionForCyrillic( const unsigned char* str, int size, AutoDetectLanguage _language );
TQCString automaticDetectionForGreek( const unsigned char* str, int size );
TQCString automaticDetectionForHebrew( const unsigned char* str, int size );
TQCString automaticDetectionForJapanese( const unsigned char* str, int size );
TQCString automaticDetectionForTurkish( const unsigned char* str, int size );
TQCString automaticDetectionForWesternEuropean( const unsigned char* str, int size );
// codec used for decoding. default is Latin1.
TQTextCodec *m_codec;
TQTextDecoder *m_decoder; // only used for utf16
TQCString enc;
EncodingType m_type;
TQCString buffer;
bool body;
bool beginning;
bool visualRTL;
AutoDetectLanguage m_autoDetectLanguage;
JapaneseCode *kc;
};
}
#endif
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