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# volumefadereffect.h

Go to the documentation of this file.

    00001 /*  This file is part of the KDE project
    00002     Copyright (C) 2006 Matthias Kretz <kretz@kde.org>
    00003
    00004     This library is free software; you can redistribute it and/or
    00005     modify it under the terms of the GNU Lesser General Public
    00006     License as published by the Free Software Foundation; either
    00007     version 2.1 of the License, or (at your option) version 3, or any
    00008     later version accepted by the membership of KDE e.V. (or its
    00009     successor approved by the membership of KDE e.V.), Nokia Corporation
    00010     (or its successors, if any) and the KDE Free Qt Foundation, which shall
    00011     act as a proxy defined in Section 6 of version 3 of the license.
    00012
    00013     This library is distributed in the hope that it will be useful,
    00014     but WITHOUT ANY WARRANTY; without even the implied warranty of
    00015     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00016     Lesser General Public License for more details.
    00017
    00018     You should have received a copy of the GNU Lesser General Public
    00019     License along with this library.  If not, see <http://www.gnu.org/licenses/>.
    00020
    00021 */
    00022
    00023 #ifndef PHONON_VOLUMEFADEREFFECT_H
    00024 #define PHONON_VOLUMEFADEREFFECT_H
    00025
    00026 #include "phonon_export.h"
    00027 #include "effect.h"
    00028
    00029 QT_BEGIN_HEADER
    00030 QT_BEGIN_NAMESPACE
    00031
    00032 #ifndef QT_NO_PHONON_VOLUMEFADEREFFECT
    00033
    00034 namespace Phonon
    00035 {
    00036     class VolumeFaderEffectPrivate;
    00037
    00050     class PHONON_EXPORT VolumeFaderEffect : public Effect
    00051     {
    00052         Q_OBJECT
    00053         K_DECLARE_PRIVATE(VolumeFaderEffect)
    00054         PHONON_HEIR(VolumeFaderEffect)
    00055         Q_ENUMS(FadeCurve)
    00064         Q_PROPERTY(float volume READ volume WRITE setVolume)
    00075         Q_PROPERTY(double volumeDecibel READ volumeDecibel WRITE setVolumeDecibel)
    00084         Q_PROPERTY(FadeCurve fadeCurve READ fadeCurve WRITE setFadeCurve)
    00085         public:
    00089             enum FadeCurve {
    00103                 Fade3Decibel,
    00112                 Fade6Decibel,
    00120                 Fade9Decibel,
    00124                 Fade12Decibel
    00125             };
    00126
    00127             float volume() const;
    00128             double volumeDecibel() const;
    00129
    00130             FadeCurve fadeCurve() const;
    00131
    00132         public Q_SLOTS:
    00143             void fadeIn(int fadeTime);
    00144
    00154             void fadeOut(int fadeTime);
    00155
    00156             void setVolume(float volume);
    00157             void setVolumeDecibel(double volumeDecibel);
    00158
    00159             void setFadeCurve(FadeCurve curve);
    00160
    00168             void fadeTo(float volume, int fadeTime);
    00169     };
    00170 } //namespace Phonon
    00171
    00172 #endif //QT_NO_PHONON_VOLUMEFADEREFFECT
    00173
    00174 QT_END_NAMESPACE
    00175 QT_END_HEADER
    00176
    00177 // vim: sw=4 ts=4 tw=80
    00178 #endif // PHONON_VOLUMEFADEREFFECT_H