/*

* Copyright (c) 2009 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 LCUIENGINEPRIVATE_H

#define LCUIENGINEPRIVATE_H

//USER

#include "lcsessionobserver.h"

#include "lcuiprovider.h"

//SYSTEM

#include <QObject>

#include <QString>

#include <QTime>

#include <XQSettingsKey>

#include <XQSettingsManager>

#include <QVariant>

#include <lcuiengine.h>

#include <lcengine.h>

class MLcSession;

class MLcAudioControl;

class MLcZoomControl;

class HbDialog;

class HbMessageBox;

class QTimer;

class QRectF;

class LcUiEngine;

class HbView;

class LcActivityManager;

/*

 * Live Comms UI Engine 

 */

class LcUiEnginePrivate : public QObject, 

                   public MLcSessionObserver,

                   public MLcUiProvider

{

    Q_OBJECT

    friend class UT_LcUiEngine;

public:

    explicit LcUiEnginePrivate(LcUiEngine& uiEngine,

                               const QString &engineName,

                               const QString &applicationDisplayName);

    ~LcUiEnginePrivate();

public slots:

    void zoom( int value );

    void stop();

    void stopLocalVideo();

    void startLocalVideo();

public: // API

    void start();

    const QString& sessionTitle() const;

    const QString& recipient() const;

    const QString& phoneNumber() const;

    LcViewLayoutHint viewLayout() const;

    void setContentAreas(const QRectF& sharedContent,

                         const QRectF& receivedContent);

    bool setOrientation(Qt::Orientation orientation );

    void setUiComponents(HbProgressDialog* invitingNote,

                         HbProgressDialog* waitingNote,

                         HbDialog* acceptQuery,

                         HbDialog* recipientQuery,

                         HbDialog* shareOwnVideoQuery );

    void toggleMute();

    bool isMuted() const;

    void toggleSpeaker();

    bool isSpeakerOn() const;

    int zoomValues( LcControlValues& values ) const;

    void toggleDisableCamera();

    void setMainCamera(const bool aMainCamera);

    bool mainCamera() const;

    void toggleCamera();

    bool fullScreenMode();

    void setFullScreenMode(bool aMode);

    void updateSession();

    bool isLocalPlayerPlaying() const;

    bool isRemotePlayerPlaying() const;

    bool isMinimized()const;

    void minimize();

    void maximize();

    void shareImage(const QString&){};

    void shareCamera(){};

    void setCurrentView(HbView* view);

    bool SendDialTone(const QChar aKey );

protected: // From QObject

    void timerEvent(QTimerEvent *event);

private slots:

    void startReceiving();

    void stopForcefully();

    void handleEngineForegroundStatus();

    void volumeLevelChanged(const XQSettingsKey& aKey, const QVariant& aValue);

private: // From MLcSessionObserver

    void StateChanged( MLcSession& aSession );

    void StateChanged( MLcVideoPlayer& aPlayer );

    void Updated( MLcSession& aSession );

    void Updated( MLcVideoPlayer& aPlayer );

    void Failed( MLcSession& aSession, TInt aError );

    void Failed( MLcVideoPlayer& aPlayer, TInt aError );

    void SessionTimeChanged( MLcSession& aSession, const TTimeIntervalSeconds& aSeconds );

private: // From MLcUiProvider

    TBool SelectRecipient( MDesCArray& aRecipientAddresses, TDes& aSelectedRecipientAddress );        

    TBool InputRecipient( TDes& aRecipientAddress );

    void HandleForegroundStatus( TBool aForeground );

    void BlockUi( TBool aBlocked );    

private: // New functions

    LcViewLayoutHint setViewLayout();

    void emitViewLayoutChanged();

    void startLiveContent();

    void startPlayback(); 

    void startRemoteVideo();

    void startCloseTimer();

    void cancelCloseTimer();

    void hideNotes( bool hideWaitingNote );

    void completeAction( const char* actionMethod );

    void setPendingAction( const char* actionMethod );

    void completePendingAction();

    bool usingVideoTelephoneEngine();

    MLcSession& session() const;

    MLcVideoPlayer* visibleLocalPlayer() const;

    MLcVideoPlayer* visibleRemotePlayer() const;

    MLcAudioControl* audioControl() const;

    MLcZoomControl* zoomControl() const;

    bool featureSupported( CLcEngine::TLcFeature feature );

    void startSessionDurationTimer();

    void stopSessionDurationTimer();

    void fillRemoteInfo(bool informChanges);

    void startStopGuardTimer();

    void showSendVideoQueryWhenNecessary();

    void subscribeVolumeEvents();

    void unSubscribeVolumeEvents();

    void doUpdate( MLcVideoPlayer& aPlayer );

    void doUpdate( MLcSession& aSession );

private: // New functions wrapping the leaving functions in LC plug-in API

    int establishSession();

    int terminateSession();

    int setWindowRect( MLcVideoPlayer* player, TRect rect );

    int enableWindow( MLcVideoPlayer* player, bool enable );

    int play( MLcVideoPlayer* player );

    int pause( MLcVideoPlayer* player );

    int enableSpeaker( bool enable );

    int muteMic( bool mute );

private: // Data

    QByteArray mEngineName;

    QString mSessionTitle;

    QString mRecipient;

    QString mPhoneNumber;

    LcViewLayoutHint mViewLayout;

    CLcEngine* mLiveCommsEngine;

    QTimer* mCloseTimer;

    HbProgressDialog* mInvitingNote; // Not owned

    HbProgressDialog* mWaitingNote; // Not owned

    HbDialog* mAcceptQuery; // Not owned

    HbDialog* mRecipientQuery; // Not owned

    HbDialog* mShareOwnVideoQuery; // Not Owned

    QString mPendingAction;

    bool mBlocked;

    bool mFullScreen;

    int mSessionDurationTimerId;

    QTime mSessionDurationStartTime;

    bool mMainCamera;

    LcUiEngine& mUiEngine;

    bool mIsMinimized;

    bool mFirstForegroundSwitch;

    HbView* mCurrentView; // Not owned

    TRect mLocalRect;

    TRect mRemoteRect;

    LcActivityManager* mActivityManager;

    XQSettingsManager* mSettingsMgr;

    XQSettingsKey* mEarVolumeKey; 

};

#endif // LCUIENGINEPRIVATE_H

// End of file