Clementine-audio-player-Mac.../ext/libclementine-common/core/encoding.h

70 lines
1.9 KiB
C++

/* This file is part of Clementine.
Copyright 2010, David Sansome <me@davidsansome.com>
Clementine is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Clementine 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef ENCODING_H
#define ENCODING_H
#include <QHash>
#include <QString>
#include <id3v1tag.h>
#include "nsUniversalDetector.h"
#include "engines/engine_fwd.h"
namespace TagLib {
class FileRef;
namespace ID3v2 {
class Tag;
}
}
class QTextCodec;
class UniversalEncodingHandler : public TagLib::ID3v1::StringHandler,
nsUniversalDetector {
public:
UniversalEncodingHandler();
explicit UniversalEncodingHandler(uint32_t language_filter);
// TagLib::ID3v1::StringHandler
virtual TagLib::String parse(const TagLib::ByteVector& data) const;
QTextCodec* Guess(const char* data);
QTextCodec* Guess(const TagLib::FileRef& file);
QTextCodec* Guess(const TagLib::String& input);
QTextCodec* Guess(const Engine::SimpleMetaBundle& metadata);
QString FixEncoding(const TagLib::String& input);
private:
template<typename T>
QTextCodec* Guess(const Engine::SimpleMetaBundle& bundle, T Engine::SimpleMetaBundle::*field) {
return Guess(static_cast<QString>(bundle.*field).toUtf8().constData());
}
// nsUniversalDetector
virtual void Report(const char* charset);
void Guess(const TagLib::String& input, QHash<QTextCodec*, int>* usages);
QTextCodec* current_codec_;
};
#endif