pacman-c++/animationmanager.cpp


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#include "animationmanager.h"
#include <QtCore/QAbstractAnimation>
#include <QtCore/QDebug>

// the universe's only animation manager
AnimationManager *AnimationManager::instance = 0;

AnimationManager::AnimationManager()
{
}

AnimationManager *AnimationManager::self()
{
    if (!instance)
        instance = new AnimationManager;
    return instance;
}

void AnimationManager::registerAnimation(QAbstractAnimation *anim)
{
    QObject::connect(anim, SIGNAL(destroyed(QObject*)), this, SLOT(unregisterAnimation_helper(QObject*)));
    animations.append(anim);
}

void AnimationManager::unregisterAnimation_helper(QObject *obj)
{
    unregisterAnimation(static_cast<QAbstractAnimation*>(obj));
}

void AnimationManager::unregisterAnimation(QAbstractAnimation *anim)
{
    QObject::disconnect(anim, SIGNAL(destroyed(QObject*)), this, SLOT(unregisterAnimation_helper(QObject*)));
    animations.removeAll(anim);
}

void AnimationManager::unregisterAllAnimations()
{
    animations.clear();
}

void AnimationManager::pauseAll()
{
    foreach (QAbstractAnimation* animation, animations)
    {
        if (animation->state() == QAbstractAnimation::Running)
            animation->pause();
    }
}
void AnimationManager::resumeAll()
{
    foreach (QAbstractAnimation* animation, animations)
    {
        if (animation->state() == QAbstractAnimation::Paused)
            animation->resume();
    }
}