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>
60 lines
1.4 KiB
C++
60 lines
1.4 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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#include "animationdriver.h"
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#include "private/qabstractanimation_p.h"
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AnimationDriver::AnimationDriver(QObject *parent)
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: QAnimationDriver(parent)
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{
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setProperty("allowNegativeDelta", true);
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install();
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}
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AnimationDriver::~AnimationDriver()
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{
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}
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void AnimationDriver::timerEvent([[maybe_unused]] QTimerEvent *e)
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{
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Q_ASSERT(e->timerId() == m_timer.timerId());
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quint32 old = elapsed();
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// Provide same time for all users
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if (m_seekerEnabled) {
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m_seekerElapsed += (m_seekerPos * 100) / 30;
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if (m_seekerElapsed + m_elapsed - m_pauseTime < -100) // -100 to allow small negative value
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m_seekerElapsed = -(m_elapsed - m_pauseTime) - 100;
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} else {
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if (!m_elapsedTimer.isValid())
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m_elapsedTimer.restart();
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else
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m_elapsed = m_elapsedTimer.elapsed();
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}
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m_delta = elapsed() - old;
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advance();
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Q_EMIT advanced();
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}
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void AnimationDriver::startTimer()
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{
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m_timer.start(m_interval, Qt::PreciseTimer, this);
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}
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void AnimationDriver::stopTimer()
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{
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m_timer.stop();
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}
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void AnimationDriver::setSeekerPosition(int position)
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{
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if (!m_seekerEnabled)
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return;
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if (!m_timer.isActive())
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startTimer();
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m_seekerPos = position;
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}
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