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Diffstat (limited to 'src/declarative/animations/qparallelanimationgroupjob.cpp')
| -rw-r--r-- | src/declarative/animations/qparallelanimationgroupjob.cpp | 227 |
1 files changed, 0 insertions, 227 deletions
diff --git a/src/declarative/animations/qparallelanimationgroupjob.cpp b/src/declarative/animations/qparallelanimationgroupjob.cpp deleted file mode 100644 index 5a417dccf4..0000000000 --- a/src/declarative/animations/qparallelanimationgroupjob.cpp +++ /dev/null @@ -1,227 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the QtDeclarative module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "private/qparallelanimationgroupjob_p.h" -#include "private/qanimationjobutil_p.h" - -QT_BEGIN_NAMESPACE - -QParallelAnimationGroupJob::QParallelAnimationGroupJob() - : QAnimationGroupJob() - , m_previousLoop(0) - , m_previousCurrentTime(0) -{ -} - -QParallelAnimationGroupJob::~QParallelAnimationGroupJob() -{ -} - -int QParallelAnimationGroupJob::duration() const -{ - int ret = 0; - - for (QAbstractAnimationJob *animation = firstChild(); animation; animation = animation->nextSibling()) { - int currentDuration = animation->totalDuration(); - //this takes care of the case where a parallel animation group has controlled and uncontrolled - //animations, and the uncontrolled stop before the controlled - if (currentDuration == -1) - currentDuration = uncontrolledAnimationFinishTime(animation); - if (currentDuration == -1) - return -1; // Undetermined length - - ret = qMax(ret, currentDuration); - } - - return ret; -} - -void QParallelAnimationGroupJob::updateCurrentTime(int /*currentTime*/) -{ - if (!firstChild()) - return; - - if (m_currentLoop > m_previousLoop) { - // simulate completion of the loop - int dura = duration(); - if (dura > 0) { - for (QAbstractAnimationJob *animation = firstChild(); animation; animation = animation->nextSibling()) { - if (!animation->isStopped()) - RETURN_IF_DELETED(animation->setCurrentTime(dura)); // will stop - } - } - } else if (m_currentLoop < m_previousLoop) { - // simulate completion of the loop seeking backwards - for (QAbstractAnimationJob *animation = firstChild(); animation; animation = animation->nextSibling()) { - //we need to make sure the animation is in the right state - //and then rewind it - applyGroupState(animation); - RETURN_IF_DELETED(animation->setCurrentTime(0)); - animation->stop(); - } - } - - // finally move into the actual time of the current loop - for (QAbstractAnimationJob *animation = firstChild(); animation; animation = animation->nextSibling()) { - const int dura = animation->totalDuration(); - //if the loopcount is bigger we should always start all animations - if (m_currentLoop > m_previousLoop - //if we're at the end of the animation, we need to start it if it wasn't already started in this loop - //this happens in Backward direction where not all animations are started at the same time - || shouldAnimationStart(animation, m_previousCurrentTime > dura /*startIfAtEnd*/)) { - applyGroupState(animation); - } - - if (animation->state() == state()) { - RETURN_IF_DELETED(animation->setCurrentTime(m_currentTime)); - if (dura > 0 && m_currentTime > dura) - animation->stop(); - } - } - m_previousLoop = m_currentLoop; - m_previousCurrentTime = m_currentTime; -} - -void QParallelAnimationGroupJob::updateState(QAbstractAnimationJob::State newState, - QAbstractAnimationJob::State oldState) -{ - QAnimationGroupJob::updateState(newState, oldState); - - switch (newState) { - case Stopped: - for (QAbstractAnimationJob *animation = firstChild(); animation; animation = animation->nextSibling()) - animation->stop(); - break; - case Paused: - for (QAbstractAnimationJob *animation = firstChild(); animation; animation = animation->nextSibling()) - if (animation->isRunning()) - animation->pause(); - break; - case Running: - for (QAbstractAnimationJob *animation = firstChild(); animation; animation = animation->nextSibling()) { - if (oldState == Stopped) - animation->stop(); - resetUncontrolledAnimationFinishTime(animation); - animation->setDirection(m_direction); - if (shouldAnimationStart(animation, oldState == Stopped)) - animation->start(); - } - break; - } -} - -bool QParallelAnimationGroupJob::shouldAnimationStart(QAbstractAnimationJob *animation, bool startIfAtEnd) const -{ - const int dura = animation->totalDuration(); - - if (dura == -1) - return uncontrolledAnimationFinishTime(animation) == -1; - - if (startIfAtEnd) - return m_currentTime <= dura; - if (m_direction == Forward) - return m_currentTime < dura; - else //direction == Backward - return m_currentTime && m_currentTime <= dura; -} - -void QParallelAnimationGroupJob::applyGroupState(QAbstractAnimationJob *animation) -{ - switch (m_state) - { - case Running: - animation->start(); - break; - case Paused: - animation->pause(); - break; - case Stopped: - default: - break; - } -} - -void QParallelAnimationGroupJob::updateDirection(QAbstractAnimationJob::Direction direction) -{ - //we need to update the direction of the current animation - if (!isStopped()) { - for (QAbstractAnimationJob *animation = firstChild(); animation; animation = animation->nextSibling()) { - animation->setDirection(direction); - } - } else { - if (direction == Forward) { - m_previousLoop = 0; - m_previousCurrentTime = 0; - } else { - // Looping backwards with loopCount == -1 does not really work well... - m_previousLoop = (m_loopCount == -1 ? 0 : m_loopCount - 1); - m_previousCurrentTime = duration(); - } - } -} - -void QParallelAnimationGroupJob::uncontrolledAnimationFinished(QAbstractAnimationJob *animation) -{ - Q_ASSERT(animation && (animation->duration() == -1 || animation->loopCount() < 0)); - int uncontrolledRunningCount = 0; - - for (QAbstractAnimationJob *child = firstChild(); child; child = child->nextSibling()) { - if (child == animation) { - setUncontrolledAnimationFinishTime(animation, animation->currentTime()); - } else if (child->duration() == -1 || child->loopCount() < 0) { - if (uncontrolledAnimationFinishTime(child) == -1) - ++uncontrolledRunningCount; - } - } - - if (uncontrolledRunningCount > 0) - return; - - int maxDuration = 0; - for (QAbstractAnimationJob *animation = firstChild(); animation; animation = animation->nextSibling()) - maxDuration = qMax(maxDuration, animation->totalDuration()); - - if (m_currentTime >= maxDuration) - stop(); -} - -QT_END_NAMESPACE - |