SampleTrack.h

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/*
 * SampleTrack.h - class SampleTrack, a track which provides arrangement of samples
 *
 * Copyright (c) 2005-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
 *
 * This file is part of LMMS - https://lmms.io
 *
 * This program 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 2 of the License, or (at your option) any later version.
 *
 * This program 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 this program (see COPYING); if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301 USA.
 *
 */
 
#ifndef LMMS_SAMPLE_TRACK_H
#define LMMS_SAMPLE_TRACK_H
 
#include "AudioBusHandle.h"
#include "Track.h"
 
 
namespace lmms
{
 
namespace gui
{
 
class SampleTrackView;
class SampleTrackWindow;
 
} // namespace gui
 
 
class SampleTrack : public Track
{
        Q_OBJECT
public:
        SampleTrack( TrackContainer* tc );
        ~SampleTrack() override;
 
        bool play( const TimePos & _start, const f_cnt_t _frames,
                                                const f_cnt_t _frame_base, int _clip_num = -1 ) override;
        gui::TrackView * createView( gui::TrackContainerView* tcv ) override;
        Clip* createClip(const TimePos & pos) override;
 
 
        void saveTrackSpecificSettings(QDomDocument& doc, QDomElement& parent, bool presetMode) override;
        void loadTrackSpecificSettings( const QDomElement & _this ) override;
 
        inline IntModel * mixerChannelModel()
        {
                return &m_mixerChannelModel;
        }
 
        inline AudioBusHandle* audioBusHandle()
        {
                return &m_audioBusHandle;
        }
 
        QString nodeName() const override
        {
                return "sampletrack";
        }
 
        bool isPlaying()
        {
                return m_isPlaying;
        }
 
        void setPlaying(bool playing)
        {
                if (m_isPlaying != playing) { emit playingChanged(); }
                m_isPlaying = playing;
        }
 
signals:
        void playingChanged();
 
public slots:
        void updateClips();
        void setPlayingClips( bool isPlaying );
        void updateMixerChannel();
 
private:
        FloatModel m_volumeModel;
        FloatModel m_panningModel;
        IntModel m_mixerChannelModel;
        AudioBusHandle m_audioBusHandle;
        bool m_isPlaying;
 
 
 
        friend class gui::SampleTrackView;
        friend class gui::SampleTrackWindow;
 
} ;
 
 
} // namespace lmms
 
#endif // LMMS_SAMPLE_TRACK_H