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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.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef S60CAMERASETTINGS_H
#define S60CAMERASETTINGS_H
#include "qcamera.h"
#include "s60cameraengine.h"
#include "s60cameraengineobserver.h"
#include <e32base.h>
QT_USE_NAMESPACE
/*
* Class handling CCamera AdvancedSettings and ImageProcessing operations.
*/
class S60CameraSettings : public QObject,
public MAdvancedSettingsObserver
{
Q_OBJECT
public: // Static Contructor & Destructor
static S60CameraSettings* New(int &error, QObject *parent = 0, CCameraEngine *engine = 0);
~S60CameraSettings();
public: // Methods
// Focus
QCameraFocus::FocusMode focusMode();
void setFocusMode(QCameraFocus::FocusMode mode);
QCameraFocus::FocusModes supportedFocusModes();
void startFocusing();
void cancelFocusing();
// Zoom
qreal opticalZoomFactorL() const;
void setOpticalZoomFactorL(const qreal zoomFactor);
QList<qreal> supportedDigitalZoomFactors() const;
qreal digitalZoomFactorL() const;
void setDigitalZoomFactorL(const qreal zoomFactor);
// Flash
bool isFlashReady();
// Exposure
void setExposureMode(QCameraExposure::ExposureMode mode);
void lockExposure(bool lock);
bool isExposureLocked();
// Metering Mode
QCameraExposure::MeteringMode meteringMode();
void setMeteringMode(QCameraExposure::MeteringMode mode);
bool isMeteringModeSupported(QCameraExposure::MeteringMode mode);
// ISO Sensitivity
int isoSensitivity();
void setManualIsoSensitivity(int iso);
void setAutoIsoSensitivity();
QList<int> supportedIsoSensitivities();
// Aperture
qreal aperture();
void setManualAperture(qreal aperture);
QList<qreal> supportedApertures();
// Shutter Speed
qreal shutterSpeed();
void setManualShutterSpeed(qreal speed);
QList<qreal> supportedShutterSpeeds();
// ExposureCompensation
qreal exposureCompensation();
void setExposureCompensation(qreal ev);
QList<qreal> supportedExposureCompensationValues();
// Sharpening Level
int sharpeningLevel() const;
void setSharpeningLevel(int value);
bool isSharpeningSupported() const;
// Saturation
int saturation();
void setSaturation(int value);
signals: // Notifications
// For QCameraExposureControl
void flashReady(bool ready);
void apertureChanged();
void apertureRangeChanged();
void shutterSpeedChanged();
void isoSensitivityChanged();
void evChanged();
// For QCameraLocksControl
void exposureStatusChanged(QCamera::LockStatus, QCamera::LockChangeReason);
void focusStatusChanged(QCamera::LockStatus, QCamera::LockChangeReason);
// Errors
void error(int, const QString&);
protected: // Protected constructors
S60CameraSettings(QObject *parent, CCameraEngine *engine);
void ConstructL();
protected: // MAdvancedSettingsObserver
void HandleAdvancedEvent(const TECAMEvent& aEvent);
private: // Internal
bool queryAdvancedSettingsInfo();
private: // Enums
enum EcamErrors {
KErrECamCameraDisabled = -12100, // The camera has been disabled, hence calls do not succeed
KErrECamSettingDisabled = -12101, // This parameter or operation is supported, but presently is disabled.
KErrECamParameterNotInRange = -12102, // This value is out of range.
KErrECamSettingNotSupported = -12103, // This parameter or operation is not supported.
KErrECamNotOptimalFocus = -12104 // The optimum focus is lost
};
private: // Data
#ifndef S60_31_PLATFORM // Post S60 3.1 Platforms
CCamera::CCameraAdvancedSettings *m_advancedSettings;
CCamera::CCameraImageProcessing *m_imageProcessingSettings;
#endif // S60_31_PLATFORM
CCameraEngine *m_cameraEngine;
QList<int> m_supportedSymbianDigitalZoomFactors;
bool m_continuousFocusing;
};
#endif // S60CAMERASETTINGS_H
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