forked from qt-creator/qt-creator
a7956df3ca
Replace the current license disclaimer in files by a SPDX-License-Identifier. Task-number: QTBUG-67283 Change-Id: I708fd1f9f2b73d60f57cc3568646929117825813 Reviewed-by: Eike Ziller <eike.ziller@qt.io>
88 lines
2.0 KiB
C++
88 lines
2.0 KiB
C++
// Copyright (C) 2021 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0 WITH Qt-GPL-exception-1.0
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#pragma once
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#include <qabstractanimation.h>
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#include <QtCore/qbasictimer.h>
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#include <QtCore/qelapsedtimer.h>
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#include <QtCore/qmath.h>
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class AnimationDriver : public QAnimationDriver
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{
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Q_OBJECT
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public:
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AnimationDriver(QObject *parent = nullptr);
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~AnimationDriver();
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void timerEvent(QTimerEvent *e) override;
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void setInterval(int interval)
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{
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m_interval = qBound(1, interval, 60);
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}
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int interval() const
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{
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return m_interval;
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}
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void reset()
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{
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m_elapsedTimer.invalidate();
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m_pauseBegin = 0;
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m_pauseTime = 0;
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m_elapsed = 0;
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m_seekerElapsed = 0;
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stopTimer();
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}
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void restart()
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{
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m_pauseTime = 0;
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m_elapsed = 0;
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m_seekerElapsed = 0;
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startTimer();
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}
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void pause()
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{
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m_pauseBegin = m_elapsedTimer.elapsed();
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stopTimer();
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}
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void play()
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{
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if (m_elapsedTimer.isValid())
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m_pauseTime += m_elapsedTimer.elapsed() - m_pauseBegin;
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startTimer();
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}
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qint64 elapsed() const override
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{
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return m_elapsed + m_seekerElapsed - m_pauseTime;
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}
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void setSeekerPosition(int position);
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void setSeekerEnabled(bool enable)
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{
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m_seekerEnabled = enable;
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}
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bool isSeekerEnabled() const
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{
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return m_seekerEnabled;
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}
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bool isAnimating() const
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{
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return (!m_seekerEnabled && m_timer.isActive()) || (m_seekerEnabled && m_delta && m_seekerPos);
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}
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Q_SIGNALS:
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void advanced();
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private:
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Q_SLOT void startTimer();
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Q_SLOT void stopTimer();
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QBasicTimer m_timer;
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QElapsedTimer m_elapsedTimer;
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int m_interval = 16;
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int m_seekerPos = 0;
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bool m_seekerEnabled = false;
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qint64 m_elapsed = 0;
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qint64 m_seekerElapsed = 0;
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qint64 m_delta = 0;
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qint64 m_pauseTime = 0;
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qint64 m_pauseBegin = 0;
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};
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