1 /*

     2 * Copyright (c) 2009-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Still image saving thread

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef CXEFILESAVETHREADSYMBIAN_H

    21 #define CXEFILESAVETHREADSYMBIAN_H

    22 

    23 #include <QMutex>

    24 #include <QWaitCondition>

    25 #include <QHash>

    26 #include <QQueue>

    27 #include "cxeerror.h"

    28 #include "cxefilesavethread.h"

    29 

    30 class CxeImageDataItem;

    31 class CxeThumbnailManagerSymbian;

    32 class CxeHarvesterControlSymbian;

    33 

    34 

    35 class CxeFileSaveThreadSymbian : public CxeFileSaveThread

    36     {

    37     Q_OBJECT

    38 public:

    39 

    40     CxeFileSaveThreadSymbian(QObject *parent = 0);

    41     ~CxeFileSaveThreadSymbian();

    42 

    43     /**

    44      * Save is called by Camera UI thread.

    45      * Method takes ownership of data.

    46      */

    47     void save(CxeImageDataItem* data);

    48 

    49 public slots:

    50     void handleVideoSaved(CxeError::Id status, const QString& filename);

    51     void handleSnapshotReady(CxeError::Id status, const QImage& snapshot, const QString& filename);

    52     void handleSnapshotReady(CxeError::Id status, const QImage& snapshot, int id);

    53 

    54 protected slots:

    55     void handleFileHarvested(CxeError::Id status, const QString& filename);

    56 

    57 protected:

    58     virtual void init();

    59     virtual void deinit();

    60 

    61 private:

    62     /**

    63      * This method includes saving in own thread.

    64      * Functions called from this method are running in "saving thread"

    65      */

    66     void run();

    67     void read();

    68     void saveNow();

    69     void harvestFile(const QString& filename, bool addLocation);

    70 

    71 private: // data shared between the threads

    72 

    73     bool mExitThread;

    74     QQueue<CxeImageDataItem*> mQueue;

    75 

    76     mutable QMutex mMutex;

    77     QWaitCondition mDataToSave;

    78 

    79     mutable QMutex mSnapshotsMutex;

    80     QHash<QString, QImage> mSnapshots;

    81 

    82 protected: // thread only used data

    83     int mCount;

    84     int mActiveHarvests;

    85     bool mExit;

    86     CxeThumbnailManagerSymbian *mThumbnailManager; // own

    87     CxeHarvesterControlSymbian *mHarvesterControl; // own

    88     };

    89 

    90 #endif // CXEFILESAVETHREADSYMBIAN_H