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ec86c487e8
This is generally much better thought out than the current method of creating FileRefs using the native mime system and also allows for extension to additional file formats. git-svn-id: svn://anonsvn.kde.org/home/kde/trunk/kdesupport/taglib@437382 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
152 lines
4.1 KiB
C++
152 lines
4.1 KiB
C++
/***************************************************************************
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copyright : (C) 2003 by Scott Wheeler
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email : wheeler@kde.org
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***************************************************************************/
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/***************************************************************************
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* This library is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU Lesser General Public License version *
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* 2.1 as published by the Free Software Foundation. *
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* *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this library; if not, write to the Free Software *
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
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* USA *
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***************************************************************************/
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#include <tfile.h>
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#include <tstring.h>
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#include "fileref.h"
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#include "mpegfile.h"
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#include "vorbisfile.h"
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#include "flacfile.h"
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#include "mpcfile.h"
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using namespace TagLib;
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class FileRef::FileRefPrivate : public RefCounter
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{
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public:
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FileRefPrivate(File *f) : RefCounter(), file(f) {}
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~FileRefPrivate() {
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delete file;
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}
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File *file;
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static List<const FileTypeResolver *> fileTypeResolvers;
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};
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List<const FileRef::FileTypeResolver *> FileRef::FileRefPrivate::fileTypeResolvers;
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////////////////////////////////////////////////////////////////////////////////
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// public members
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////////////////////////////////////////////////////////////////////////////////
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FileRef::FileRef()
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{
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d = new FileRefPrivate(0);
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}
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FileRef::FileRef(const char *fileName, bool readAudioProperties,
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AudioProperties::ReadStyle audioPropertiesStyle)
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{
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d = new FileRefPrivate(create(fileName, readAudioProperties, audioPropertiesStyle));
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}
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FileRef::FileRef(File *file)
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{
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d = new FileRefPrivate(file);
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}
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FileRef::FileRef(const FileRef &ref) : d(ref.d)
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{
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d->ref();
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}
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FileRef::~FileRef()
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{
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if(d->deref())
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delete d;
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}
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Tag *FileRef::tag() const
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{
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return d->file->tag();
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}
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AudioProperties *FileRef::audioProperties() const
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{
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return d->file->audioProperties();
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}
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File *FileRef::file() const
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{
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return d->file;
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}
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bool FileRef::save()
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{
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return d->file->save();
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}
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void FileRef::addFileTypeResolver(const FileTypeResolver *resolver) // static
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{
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FileRefPrivate::fileTypeResolvers.prepend(resolver);
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}
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bool FileRef::isNull() const
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{
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return !d->file || !d->file->isValid();
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}
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FileRef &FileRef::operator=(const FileRef &ref)
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{
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if(&ref == this)
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return *this;
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if(d->deref())
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delete d;
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d = ref.d;
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d->ref();
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return *this;
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}
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bool FileRef::operator==(const FileRef &ref) const
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{
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return ref.d->file == d->file;
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}
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bool FileRef::operator!=(const FileRef &ref) const
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{
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return ref.d->file != d->file;
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}
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File *FileRef::create(const char *fileName, bool readAudioProperties,
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AudioProperties::ReadStyle audioPropertiesStyle) // static
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{
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// Ok, this is really dumb for now, but it works for testing.
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String s = fileName;
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if(s.size() > 4) {
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if(s.substr(s.size() - 4, 4).upper() == ".OGG")
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return new Vorbis::File(fileName, readAudioProperties, audioPropertiesStyle);
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if(s.substr(s.size() - 4, 4).upper() == ".MP3")
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return new MPEG::File(fileName, readAudioProperties, audioPropertiesStyle);
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if(s.substr(s.size() - 5, 5).upper() == ".FLAC")
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return new FLAC::File(fileName, readAudioProperties, audioPropertiesStyle);
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if(s.substr(s.size() - 4, 4).upper() == ".MPC")
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return new MPC::File(fileName, readAudioProperties, audioPropertiesStyle);
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}
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return 0;
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}
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