1 /* 2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public License 15 * along with this library; see the file COPYING.LIB. If not, write to 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 * 19 */ 20 #ifndef DeviceOrientationProviderQt_h 21 #define DeviceOrientationProviderQt_h 22 23 #include "DeviceOrientation.h" 24 #include "RefPtr.h" 25 26 #include <QObject> 27 #include <QRotationFilter> 28 29 QTM_USE_NAMESPACE 30 31 namespace WebCore { 32 33 class DeviceOrientationClientQt; 34 35 class DeviceOrientationProviderQt : public QObject, public QRotationFilter { 36 Q_OBJECT 37 public: 38 DeviceOrientationProviderQt(); 39 ~DeviceOrientationProviderQt(); 40 41 bool filter(QRotationReading*); 42 void start(); 43 void stop(); isActive()44 bool isActive() const { return m_rotation.isActive(); } orientation()45 DeviceOrientation* orientation() const { return m_orientation.get(); } hasAlpha()46 bool hasAlpha() const { return m_rotation.property("hasZ").toBool(); } 47 48 Q_SIGNALS: 49 void deviceOrientationChanged(DeviceOrientation*); 50 51 public Q_SLOTS: 52 void changeDeviceOrientation(DeviceOrientation*); 53 54 private: 55 void activeClientMock(); 56 57 RefPtr<DeviceOrientation> m_orientation; 58 QRotationSensor m_rotation; 59 }; 60 61 } 62 63 #endif // DeviceOrientationProviderQt_h 64