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animationmanager.cpp Example File
demos/sub-attaq/animationmanager.cpp

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 //Own
 #include "animationmanager.h"

 //Qt
 #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();
     }
 }