tdebacklightdevice.h

/* This file is part of the TDE libraries
   Copyright (C) 2012 Timothy Pearson <kb9vqf@pearsoncomputing.net>
             (C) 2013 Golubev Alexander <fatzer2@gmail.com>
 
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License version 2 as published by the Free Software Foundation.
 
   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
   Library General Public License for more details.
 
   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.
*/
 
#ifndef _TDEBACKLIGHTDEVICE_H
#define _TDEBACKLIGHTDEVICE_H
 
#include "tdegenericdevice.h"
#include "tdehwcommontypes.h"
 
class TDECORE_EXPORT TDEBacklightDevice : public TDEGenericDevice
{
    public:
        TDEBacklightDevice(TDEGenericDeviceType::TDEGenericDeviceType dt, TQString dn=TQString::null);
        
        ~TDEBacklightDevice();
 
        TDEDisplayPowerLevel::TDEDisplayPowerLevel powerLevel();
 
        int brightnessSteps();
 
        double brightnessPercent();
 
        bool canSetBrightness();
 
        int rawBrightness();
 
        void setRawBrightness(int br);
 
    protected:
        void internalSetPowerLevel(TDEDisplayPowerLevel::TDEDisplayPowerLevel pl);
 
        void internalSetMaximumRawBrightness(int br);
 
        void internalSetCurrentRawBrightness(int br);
 
    private:
        TDEDisplayPowerLevel::TDEDisplayPowerLevel m_powerLevel;
        int m_currentBrightness;
        int m_maximumBrightness;
 
    friend class TDEHardwareDevices;
};
 
#endif // _TDEBACKLIGHTDEVICE_H