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83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
/*
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* Timeline.h
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*
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* Copyright (c) 2023 Dominic Clark
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*
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* This file is part of LMMS - https://lmms.io
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but 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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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*/
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#ifndef LMMS_TIMELINE_H
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#define LMMS_TIMELINE_H
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#include <QObject>
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#include "JournallingObject.h"
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#include "TimePos.h"
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namespace lmms {
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class Timeline : public QObject, public JournallingObject
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{
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Q_OBJECT
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public:
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enum class StopBehaviour
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{
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BackToZero,
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BackToStart,
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KeepPosition
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};
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auto loopBegin() const -> TimePos { return m_loopBegin; }
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auto loopEnd() const -> TimePos { return m_loopEnd; }
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auto loopEnabled() const -> bool { return m_loopEnabled; }
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void setLoopBegin(TimePos begin);
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void setLoopEnd(TimePos end);
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void setLoopPoints(TimePos begin, TimePos end);
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void setLoopEnabled(bool enabled);
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auto playStartPosition() const -> TimePos { return m_playStartPosition; }
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auto stopBehaviour() const -> StopBehaviour { return m_stopBehaviour; }
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void setPlayStartPosition(TimePos position) { m_playStartPosition = position; }
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void setStopBehaviour(StopBehaviour behaviour);
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auto nodeName() const -> QString override { return "timeline"; }
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signals:
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void loopEnabledChanged(bool enabled);
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void stopBehaviourChanged(lmms::Timeline::StopBehaviour behaviour);
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protected:
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void saveSettings(QDomDocument& doc, QDomElement& element) override;
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void loadSettings(const QDomElement& element) override;
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private:
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TimePos m_loopBegin = TimePos{0};
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TimePos m_loopEnd = TimePos{DefaultTicksPerBar};
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bool m_loopEnabled = false;
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StopBehaviour m_stopBehaviour = StopBehaviour::BackToStart;
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TimePos m_playStartPosition = TimePos{-1};
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};
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} // namespace lmms
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#endif // LMMS_TIMELINE_H
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