File indexing completed on 2025-02-09 05:31:54
0001 /* This file is part of the KDE project 0002 Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). <thierry.bastian@trolltech.com> 0003 0004 This library is free software; you can redistribute it and/or 0005 modify it under the terms of the GNU Lesser General Public 0006 License as published by the Free Software Foundation; either 0007 version 2.1 of the License, or (at your option) version 3, or any 0008 later version accepted by the membership of KDE e.V. (or its 0009 successor approved by the membership of KDE e.V.), Nokia Corporation 0010 (or its successors, if any) and the KDE Free Qt Foundation, which shall 0011 act as a proxy defined in Section 6 of version 3 of the license. 0012 0013 This library is distributed in the hope that it will be useful, 0014 but WITHOUT ANY WARRANTY; without even the implied warranty of 0015 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 0016 Lesser General Public License for more details. 0017 0018 You should have received a copy of the GNU Lesser General Public 0019 License along with this library. If not, see <http://www.gnu.org/licenses/>. 0020 0021 */ 0022 0023 #ifndef PHONON_VOLUMEFADERINTERFACE_H 0024 #define PHONON_VOLUMEFADERINTERFACE_H 0025 0026 #include "volumefadereffect.h" 0027 #include <QObject> 0028 0029 0030 #ifndef QT_NO_PHONON_VOLUMEFADEREFFECT 0031 0032 namespace Phonon 0033 { 0034 class VolumeFaderInterface 0035 { 0036 public: 0037 virtual ~VolumeFaderInterface() {} 0038 0039 virtual float volume() const { return 1.0; } 0040 virtual void setVolume(float) {} 0041 virtual Phonon::VolumeFaderEffect::FadeCurve fadeCurve() const { 0042 return VolumeFaderEffect::Fade3Decibel; 0043 } 0044 virtual void setFadeCurve(Phonon::VolumeFaderEffect::FadeCurve) {} 0045 virtual void fadeTo(float, int) {} 0046 }; 0047 } 0048 0049 Q_DECLARE_INTERFACE(Phonon::VolumeFaderInterface, "VolumeFaderInterface4.phonon.kde.org") 0050 0051 #endif //QT_NO_PHONON_VOLUMEFADEREFFECT 0052 0053 0054 #endif // PHONON_VOLUMEFADERINTERFACE_H