/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#ifndef CXESTILLCAPTURECONTROLDESKTOP_H

#define CXESTILLCAPTURECONTROLDESKTOP_H

#include <QList>

#include <QVariant>

#include "cxestillcapturecontrol.h"

#include "cxeimagedataqueuedesktop.h"

#include "cxenamespace.h"

#include "cxeerror.h"

#include "cxeautofocuscontrol.h"

class CxeFilenameGenerator;

class CxeFileSaveThread;

class CxeStillImageDesktop;

class CxeViewfinderControl;

class CxeCameraDeviceControl;

class CxeCameraDeviceDesktop;

/**

 * Class CxeStillCaptureControlSymbian.

 * Inherits/implements CxeStillCaptureControl.

 */

class CxeStillCaptureControlDesktop : public CxeStillCaptureControl

{

    Q_OBJECT

public:  // constructors

    CxeStillCaptureControlDesktop(CxeCameraDeviceDesktop &cameraDevice,

                                  CxeViewfinderControl &viewfinderControl,

                                  CxeCameraDeviceControl &cameraDeviceControl,

                                  CxeFilenameGenerator &nameGenerator,

                                  CxeAutoFocusControl &autoFocusControl,

                                  CxeFileSaveThread &saveThread);

    virtual ~CxeStillCaptureControlDesktop();

public:  // from CxeStillCaptureControl

    void capture();

    State state() const;

    int imageCount() const;

    void reset();

    void cancelAll();

    void setMode(CaptureMode mode);

    CaptureMode mode() const;

    CxeStillImage &operator[](int index);

    CxeImageDataQueue &imageDataQueue();

    QList<CxeImageDetails> supportedImageQualities();

    int imagesLeft();

signals:

    void imagePrepareComplete(CxeError::Id error);

    void prepareZoomForStill(int ecamStillResolutionIndex);

public slots:

    void init();

    void deinit();

protected slots:

    // notifications when camera reference is changed

    void prepareForCameraDelete();

    void handleCameraAllocated(CxeError::Id error);

    // notification for when camera is released

    void prepareForRelease();

    // settings call back

    void handleSettingValueChanged(const QString &settingId, QVariant newValue);

    void handleSceneChanged(CxeScene &scene);

    // Autofocus events

    void handleAutofocusStateChanged(CxeAutoFocusControl::State newState, CxeError::Id error);

private: // helper functions

    void updateFlashSetting(QVariant newValue);

    void updateISOSetting(QVariant newValue);

    void updateEVCompensationSetting(QVariant newValue);

    CxeError::Id prepareFilename(CxeStillImageDesktop *stillImage);

    void setOrientation(QVariant sensorData);

    CxeStillImageDesktop *getImageForIndex(int index);

    int prepareStillSnapshot();

    CxeError::Id getImageQualityDetails(CxeImageDetails &imageInfo);

    void handleSnapshotEvent(CxeError::Id error);

    void initializeStates();

    void prepare();

private: // private data

    State mState;

    CxeImageDataQueueDesktop *mImageDataQueue;  // own

    CxeCameraDeviceDesktop &mCameraDevice;

    CxeViewfinderControl &mViewfinderControl;

    CxeCameraDeviceControl &mCameraDeviceControl;

    CxeFilenameGenerator &mFilenameGenerator; //! @todo could be shared with video capture control?

    CxeAutoFocusControl &mAutoFocusControl;

    CaptureMode mMode;

    CxeAutoFocusControl::State mAfState;

    QList<CxeStillImageDesktop*> mImages;

    CxeFileSaveThread &mSaveThread;

    int mNextSnapshotIndex;

    int mNextImageDataIndex;

    //still resolutions supported by ICM

    QList<CxeImageDetails> mSupportedImageQualities;

    //still resolutions supported by ecam

    //current image quality details

    CxeImageDetails mCurrentImageDetails;

};

#endif // CXESTILLCAPTURECONTROLDESKTOP_H