File indexing completed on 2025-01-05 04:25:41 

0001 /****************************************************************************************
0002  * Copyright (c) 2007 Leo Franchi <lfranchi@gmail.com>                                  *
0003  *                                                                                      *
0004  * This program is free software; you can redistribute it and/or modify it under        *
0005  * the terms of the GNU General Public License as published by the Free Software        *
0006  * Foundation; either version 2 of the License, or (at your option) any later           *
0007  * version.                                                                             *
0008  *                                                                                      *
0009  * This program is distributed in the hope that it will be useful, but WITHOUT ANY      *
0010  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A      *
0011  * PARTICULAR PURPOSE. See the GNU General Public License for more details.             *
0012  *                                                                                      *
0013  * You should have received a copy of the GNU General Public License along with         *
0014  * this program.  If not, see <http://www.gnu.org/licenses/>.                           *
0015  ****************************************************************************************/
0016 
0017 #ifndef AMAROK_CURRENT_ENGINE
0018 #define AMAROK_CURRENT_ENGINE
0019 
0020 #include "core/meta/Meta.h"
0021 
0022 #include <QObject>
0023 #include <QPixmap>
0024 #include <QVariant>
0025 
0026 
0027 namespace Collections {
0028     class QueryMaker;
0029 }
0030 
0031 class CurrentEngine : public QObject
0032 {
0033     Q_OBJECT
0034     Q_PROPERTY(QString artist READ artist NOTIFY trackChanged)
0035     Q_PROPERTY(QString track READ track NOTIFY trackChanged)
0036     Q_PROPERTY(QString album READ album NOTIFY trackChanged)
0037     Q_PROPERTY(int rating READ rating WRITE setRating NOTIFY trackChanged)
0038     Q_PROPERTY(int score READ score NOTIFY trackChanged)
0039     Q_PROPERTY(int length READ length NOTIFY trackChanged)
0040     Q_PROPERTY(QString lastPlayed READ lastPlayed NOTIFY trackChanged)
0041     Q_PROPERTY(int timesPlayed READ timesPlayed NOTIFY trackChanged)
0042     Q_PROPERTY(QVariant cover READ cover NOTIFY albumChanged)
0043     Q_PROPERTY(bool hasValidCover READ hasValidCover NOTIFY albumChanged)
0044 
0045 public:
0046     explicit CurrentEngine( QObject* parent = nullptr );
0047     ~CurrentEngine() override;
0048 
0049     QString artist() const;
0050     QString track() const;
0051     QString album() const;
0052     int rating() const;
0053     void setRating( int rating );
0054     int score() const;
0055     int length() const;
0056     QString lastPlayed() const;
0057     int timesPlayed() const;
0058     QVariant cover() const { return QVariant(m_cover); }
0059     bool hasValidCover() const { return !m_cover.isNull(); }
0060 
0061 Q_SIGNALS:
0062     void trackChanged();
0063     void albumChanged();
0064     void coverWidthChanged();
0065 
0066 private Q_SLOTS:
0067     void slotAlbumMetadataChanged(const Meta::AlbumPtr &album );
0068     void slotTrackMetadataChanged( Meta::TrackPtr track );
0069     void slotTrackChanged( const Meta::TrackPtr &track );
0070     void stopped();
0071 
0072 private:
0073     void update( Meta::TrackPtr track );
0074     void update( Meta::AlbumPtr album );
0075 
0076     QPixmap m_cover;
0077     Meta::AlbumList m_albums;
0078     Meta::TrackPtr m_currentTrack;
0079 
0080     /** The address of the query maker used for the albums query.
0081         This is only used to check if the query results are from the latest started query maker.
0082     */
0083     Collections::QueryMaker *m_lastQueryMaker;
0084 
0085 private Q_SLOTS:
0086     void resultReady( const Meta::AlbumList &albums );
0087 };
0088 
0089 
0090 #endif