コード例 #1
0
/*!
    \reimp
*/
void QParallelAnimationGroup::updateState(QAbstractAnimation::State newState,
                                          QAbstractAnimation::State oldState)
{
    Q_D(QParallelAnimationGroup);
    QAnimationGroup::updateState(newState, oldState);

    switch (newState) {
    case Stopped:
        for (int i = 0; i < d->animations.size(); ++i)
            d->animations.at(i)->stop();
        d->disconnectUncontrolledAnimations();
        break;
    case Paused:
        for (int i = 0; i < d->animations.size(); ++i)
            if (d->animations.at(i)->state() == Running)
                d->animations.at(i)->pause();
        break;
    case Running:
        d->connectUncontrolledAnimations();
        for (int i = 0; i < d->animations.size(); ++i) {
            QAbstractAnimation *animation = d->animations.at(i);
            if (oldState == Stopped)
                animation->stop();
            animation->setDirection(d->direction);
            if (d->shouldAnimationStart(animation, oldState == Stopped))
                animation->start();
        }
        break;
    }
}
コード例 #2
0
/*!
    \reimp
*/
void QParallelAnimationGroup::updateDirection(QAbstractAnimation::Direction direction)
{
    Q_D(QParallelAnimationGroup);
    //we need to update the direction of the current animation
    if (state() != Stopped) {
        for (int i = 0; i < d->animations.size(); ++i) {
            QAbstractAnimation *animation = d->animations.at(i);
            animation->setDirection(direction);
        }
    } else {
        if (direction == Forward) {
            d->lastLoop = 0;
            d->lastCurrentTime = 0;
        } else {
            // Looping backwards with loopCount == -1 does not really work well...
            d->lastLoop = (d->loopCount == -1 ? 0 : d->loopCount - 1);
            d->lastCurrentTime = duration();
        }
    }
}