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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef S60CAMERAEXPOSURECONTROL_H
+#define S60CAMERAEXPOSURECONTROL_H
+
+#include <qcameraexposurecontrol.h>
+
+#include "s60camerasettings.h"
+
+QT_USE_NAMESPACE
+
+class S60CameraService;
+class S60ImageCaptureSession;
+
+/*
+ * Control for exposure related camera operation.
+ */
+class S60CameraExposureControl : public QCameraExposureControl
+{
+ Q_OBJECT
+
+public: // Constructors & Destructor
+
+ S60CameraExposureControl(QObject *parent = 0);
+ S60CameraExposureControl(S60ImageCaptureSession *session, QObject *parent = 0);
+ ~S60CameraExposureControl();
+
+public: // QCameraExposureControl
+
+ // Exposure Mode
+ QCameraExposure::ExposureMode exposureMode() const;
+ void setExposureMode(QCameraExposure::ExposureMode mode);
+ bool isExposureModeSupported(QCameraExposure::ExposureMode mode) const;
+
+ // Metering Mode
+ QCameraExposure::MeteringMode meteringMode() const;
+ void setMeteringMode(QCameraExposure::MeteringMode mode);
+ bool isMeteringModeSupported(QCameraExposure::MeteringMode mode) const;
+
+ // Exposure Parameter
+ bool isParameterSupported(ExposureParameter parameter) const;
+ QVariant exposureParameter(ExposureParameter parameter) const;
+ QCameraExposureControl::ParameterFlags exposureParameterFlags(ExposureParameter parameter) const;
+ QVariantList supportedParameterRange(ExposureParameter parameter) const;
+ bool setExposureParameter(ExposureParameter parameter, const QVariant& value);
+
+ QString extendedParameterName(ExposureParameter parameter);
+
+/*
+Q_SIGNALS: // QCameraExposureControl
+ void exposureParameterChanged(int parameter);
+ void exposureParameterRangeChanged(int parameter);
+*/
+
+private slots: // Internal Slots
+
+ void resetAdvancedSetting();
+ void apertureChanged();
+ void apertureRangeChanged();
+ void shutterSpeedChanged();
+ void isoSensitivityChanged();
+ void evChanged();
+
+private: // Internal - Implementing ExposureParameter
+
+ // ISO Sensitivity
+ int isoSensitivity() const;
+ bool setManualIsoSensitivity(int iso);
+ void setAutoIsoSensitivity();
+ bool isIsoSensitivitySupported(const int iso) const;
+
+ // Aperture
+ qreal aperture() const;
+ bool setManualAperture(qreal aperture);
+ void setAutoAperture();
+ bool isApertureSupported(const qreal aperture) const;
+
+ // Shutter Speed
+ qreal shutterSpeed() const;
+ bool setManualShutterSpeed(qreal seconds);
+ void setAutoShutterSpeed();
+ bool isShutterSpeedSupported(const qreal seconds) const;
+
+ // Exposure Compensation
+ qreal exposureCompensation() const;
+ bool setManualExposureCompensation(qreal ev);
+ void setAutoExposureCompensation();
+ bool isExposureCompensationSupported(const qreal ev) const;
+
+private: // Data
+
+ S60ImageCaptureSession *m_session;
+ S60CameraService *m_service;
+ S60CameraSettings *m_advancedSettings;
+ QCameraExposure::ExposureMode m_exposureMode;
+ QCameraExposure::MeteringMode m_meteringMode;
+};
+
+#endif // S60CAMERAEXPOSURECONTROL_H