void QQmlAnimationTimer::updateAnimationsTime(qint64 delta)
{
//setCurrentTime can get this called again while we're the for loop. At least with pauseAnimations
if (insideTick)
return;
lastTick += delta;
//we make sure we only call update time if the time has actually changed
//it might happen in some cases that the time doesn't change because events are delayed
//when the CPU load is high
if (delta) {
insideTick = true;
for (currentAnimationIdx = 0; currentAnimationIdx < animations.count(); ++currentAnimationIdx) {
QAbstractAnimationJob *animation = animations.at(currentAnimationIdx);
int elapsed = animation->m_totalCurrentTime
+ (animation->direction() == QAbstractAnimationJob::Forward ? delta : -delta);
animation->setCurrentTime(elapsed);
}
if (animationTickDump()) {
qDebug() << "***** Dumping Animation Tree ***** ( tick:" << lastTick << "delta:" << delta << ")";
for (int i = 0; i < animations.count(); ++i)
qDebug() << animations.at(i);
}
insideTick = false;
currentAnimationIdx = 0;
}
}
void QContinuingAnimationGroupJob::updateCurrentTime(int /*currentTime*/)
{
Q_ASSERT(firstChild());
for (QAbstractAnimationJob *animation = firstChild(); animation; animation = animation->nextSibling()) {
if (animation->state() == state()) {
RETURN_IF_DELETED(animation->setCurrentTime(m_currentTime));
}
}
}
void QSequentialAnimationGroupJob::advanceForwards(const AnimationIndex &newAnimationIndex)
{
if (m_previousLoop < m_currentLoop) {
// we need to fast forward to the end
for (QAbstractAnimationJob *anim = m_currentAnimation; anim; anim = anim->nextSibling()) {
setCurrentAnimation(anim, true);
RETURN_IF_DELETED(anim->setCurrentTime(animationActualTotalDuration(anim)));
}
// this will make sure the current animation is reset to the beginning
if (firstChild() && !firstChild()->nextSibling()) //count == 1
// we need to force activation because setCurrentAnimation will have no effect
activateCurrentAnimation();
else
setCurrentAnimation(firstChild(), true);
}
// and now we need to fast forward from the current position to
for (QAbstractAnimationJob *anim = m_currentAnimation; anim && anim != newAnimationIndex.animation; anim = anim->nextSibling()) { //### WRONG,
setCurrentAnimation(anim, true);
RETURN_IF_DELETED(anim->setCurrentTime(animationActualTotalDuration(anim)));
}
// setting the new current animation will happen later
}
void QSequentialAnimationGroupJob::rewindForwards(const AnimationIndex &newAnimationIndex)
{
if (m_previousLoop > m_currentLoop) {
// we need to fast rewind to the beginning
for (QAbstractAnimationJob *anim = m_currentAnimation; anim; anim = anim->previousSibling()) {
RETURN_IF_DELETED(setCurrentAnimation(anim, true));
RETURN_IF_DELETED(anim->setCurrentTime(0));
}
// this will make sure the current animation is reset to the end
if (lastChild() && !lastChild()->previousSibling()) { //count == 1
// we need to force activation because setCurrentAnimation will have no effect
RETURN_IF_DELETED(activateCurrentAnimation());
} else {
RETURN_IF_DELETED(setCurrentAnimation(lastChild(), true));
}
}
// and now we need to fast rewind from the current position to
for (QAbstractAnimationJob *anim = m_currentAnimation; anim && anim != newAnimationIndex.animation; anim = anim->previousSibling()) {
RETURN_IF_DELETED(setCurrentAnimation(anim, true));
RETURN_IF_DELETED(anim->setCurrentTime(0));
}
// setting the new current animation will happen later
}
