git.sesse.net Git - vlc/blob - bindings/phonon/vlc/seekstack.cpp

   1 /*****************************************************************************
   2  * VLC backend for the Phonon library                                        *
   3  * Copyright (C) 2007-2008 Tanguy Krotoff <tkrotoff@gmail.com>               *
   4  * Copyright (C) 2008 Lukas Durfina <lukas.durfina@gmail.com>                *
   5  * Copyright (C) 2009 Fathi Boudra <fabo@kde.org>                            *
   6  *                                                                           *
   7  * This program is free software; you can redistribute it and/or             *
   8  * modify it under the terms of the GNU Lesser General Public                *
   9  * License as published by the Free Software Foundation; either              *
  10  * version 3 of the License, or (at your option) any later version.          *
  11  *                                                                           *
  12  * This program is distributed in the hope that it will be useful,           *
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of            *
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU         *
  15  * Lesser General Public License for more details.                           *
  16  *                                                                           *
  17  * You should have received a copy of the GNU Lesser General Public          *
  18  * License along with this package; if not, write to the Free Software       *
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA *
  20  *****************************************************************************/
  21
  22 #include "seekstack.h"
  23
  24 #include <QtCore/QTimer>
  25 #include <QtCore/QDebug>
  26
  27 namespace Phonon
  28 {
  29 namespace VLC {
  30
  31 SeekStack::SeekStack(MediaObject *mediaObject)
  32         : QObject(mediaObject)
  33 {
  34     p_media_object = mediaObject;
  35
  36     p_timer = new QTimer(this);
  37     connect(p_timer, SIGNAL(timeout()),
  38             SLOT(popSeek()));
  39     p_timer->setInterval(1000);
  40 }
  41
  42 SeekStack::~SeekStack()
  43 {
  44 }
  45
  46 void SeekStack::pushSeek(qint64 milliseconds)
  47 {
  48     qDebug() << __FUNCTION__ << "seek:" << milliseconds;
  49
  50     disconnect(p_media_object, SIGNAL(tickInternal(qint64)),
  51                p_media_object, SLOT(tickInternalSlot(qint64)));
  52
  53     stack.push(milliseconds);
  54
  55     if (!p_timer->isActive()) {
  56         p_timer->start();
  57         popSeek();
  58     }
  59 }
  60
  61 void SeekStack::popSeek()
  62 {
  63     if (stack.isEmpty()) {
  64         p_timer->stop();
  65         reconnectTickSignal();
  66         return;
  67     }
  68
  69     int i_milliseconds = stack.pop();
  70     stack.clear();
  71
  72     qDebug() << __FUNCTION__ << "real seek:" << i_milliseconds;
  73
  74     p_media_object->seekInternal(i_milliseconds);
  75
  76     reconnectTickSignal();
  77 }
  78
  79 void SeekStack::reconnectTickSignal()
  80 {
  81     connect(p_media_object, SIGNAL(tickInternal(qint64)),
  82             p_media_object, SLOT(tickInternalSlot(qint64)));
  83 }
  84
  85 }
  86 } // Namespace Phonon::VLC