diff -r 000000000000 -r 1918ee327afb src/3rdparty/phonon/gstreamer/volumefadereffect.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/3rdparty/phonon/gstreamer/volumefadereffect.h Mon Jan 11 14:00:40 2010 +0000 @@ -0,0 +1,70 @@ +/* This file is part of the KDE project. + + Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). + + This library is free software: you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation, either version 2.1 or 3 of the License. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this library. If not, see . +*/ + +#ifndef Phonon_GSTREAMER_VOLUMEFADEREFFECT_H +#define Phonon_GSTREAMER_VOLUMEFADEREFFECT_H + +#include "medianode.h" +#include "effect.h" + +#include +#include +#include + +#include + +#include + +QT_BEGIN_NAMESPACE + +namespace Phonon +{ +namespace Gstreamer +{ + class VolumeFaderEffect : public Effect, public VolumeFaderInterface + { + Q_OBJECT + Q_INTERFACES(Phonon::VolumeFaderInterface) + + public: + VolumeFaderEffect(Backend *backend, QObject *parent = 0); + ~VolumeFaderEffect(); + + GstElement* createEffectBin(); + GstElement *audioElement() { return m_effectBin; } + bool event(QEvent *); + void updateFade(); + + // VolumeFaderInterface: + float volume() const; + void setVolume(float volume); + Phonon::VolumeFaderEffect::FadeCurve fadeCurve() const; + void setFadeCurve(Phonon::VolumeFaderEffect::FadeCurve fadeCurve); + void fadeTo(float volume, int fadeTime); + + Phonon::VolumeFaderEffect::FadeCurve m_fadeCurve; + int m_fadeTimer; + int m_fadeDuration; + float m_fadeFromVolume; + float m_fadeToVolume; + QTime m_fadeStartTime; + }; +}} //namespace Phonon::Gstreamer + +QT_END_NAMESPACE + +#endif // Phonon_GSTREAMER_VOLUMEFADEREFFECT_H