animationmanager.cpp Example File

animation/sub-attaq/animationmanager.cpp

  /****************************************************************************
  **
  ** Copyright (C) 2015 The Qt Company Ltd.
  ** Contact: http://www.qt.io/licensing/
  **
  ** This file is part of the QtCore module of the Qt Toolkit.
  **
  ** $QT_BEGIN_LICENSE:LGPL21$
  ** Commercial License Usage
  ** Licensees holding valid commercial Qt licenses may use this file in
  ** accordance with the commercial license agreement provided with the
  ** Software or, alternatively, in accordance with the terms contained in
  ** a written agreement between you and The Qt Company. For licensing terms
  ** and conditions see http://www.qt.io/terms-conditions. For further
  ** information use the contact form at http://www.qt.io/contact-us.
  **
  ** GNU Lesser General Public License Usage
  ** Alternatively, this file may be used under the terms of the GNU Lesser
  ** General Public License version 2.1 or version 3 as published by the Free
  ** Software Foundation and appearing in the file LICENSE.LGPLv21 and
  ** LICENSE.LGPLv3 included in the packaging of this file. Please review the
  ** following information to ensure the GNU Lesser General Public License
  ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
  ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
  **
  ** As a special exception, The Qt Company gives you certain additional
  ** rights. These rights are described in The Qt Company LGPL Exception
  ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
  **
  ** $QT_END_LICENSE$
  **
  ****************************************************************************/

  //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();
      }
  }