/****************************************************************************

**

** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (developer.feedback@nokia.com)

**

** This file is part of the HbServers module of the UI Extensions for Mobile.

**

** 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.

**

** If you have questions regarding the use of this file, please contact

** Nokia at developer.feedback@nokia.com.

**

****************************************************************************/

#ifndef HBTHEMESERVER_GENERIC_P_H

#define HBTHEMESERVER_GENERIC_P_H

#include <QMainWindow>

#include <QLabel>

#include "hbicondatacache_p.h"

#include "hbcache_p.h"

#include "hblayeredstyleloader_p.h"

class QLocalServer;

class QLocalSocket;

class HbThemeServerSession;

struct HbIconKey;

#ifdef QT_DEBUG

class HbThemeServerPrivate : public QMainWindow

#else

class HbThemeServerPrivate : public QObject

#endif

{

    Q_OBJECT

public:

#ifdef QT_DEBUG

    HbThemeServerPrivate(QWidget *parent = 0);

#else

    HbThemeServerPrivate();

#endif

    ~HbThemeServerPrivate();

    bool start();

    void stop();

    bool insertIconCacheItem(const HbIconKey &key, HbIconCacheItem *item);

    HbIconCacheItem *iconCacheItem(const HbIconKey &key);

    void setMaxGpuCacheSize(int size);

    void setMaxCpuCacheSize(int size);

    void removeIconCacheItem(const HbIconKey &key);

    void clearIconCache();

    void handleThemeSelection(const QString &newtheme);

    void handleContentUpdate(const QStringList &fileNames);

    QByteArray handleSharedEffectAddAndFileLookup(int request, const QString &fileName);

    QByteArray handleSharedWidgetMLLookup(const QString &fileName,

                                          const QString &layout, const QString &section);

    void writeToClients(QByteArray &block);

    bool insertCssCacheItem(const QString &key,  HbCacheItem *item);

    HbCacheItem *cssCacheItem(const QString &key);

    void removeCssCacheItem(const QString &key);

    void clearCssCache();

    void doCleanup();

    int sessionListCount() const;

    int freeSharedMemory() const;

    int allocatedSharedMemory() const;

	HbRenderingMode currentRenderingMode() const;

    void setCurrentRenderingMode(HbRenderingMode currentMode);

//Debug Code for Test Purpose

#ifdef HB_ICON_CACHE_DEBUG

    int cacheIconCount() const;

    int memorySize(const QString &mem);

    int freeVectorMemory();

    int freeRasterMemory();

    int lastAddedRefCount();

    int lastAddedItemMem();

    int lastRemovedItemMem();

    int lastRemovedItemRfCount();

    bool enableCache(bool cacheIt);

    int cacheHitCount();

    int cacheMissCount();

    int serverHeapSize();

    void cleanRasterLRUList();

    void cleanVectorLRUList();

    int rasterLruCount();

    int vectorLruCount();

#endif

private slots:

    void newClientConnected();

    void clienDisconnected();

    void removeFromList();

    bool listen();

public:

    QHash<QString, HbCacheItem*> themePriorityItems;

private:

#ifdef QT_DEBUG

    QLabel statusLabel;

#endif

    QLocalServer *server;

    QList<HbThemeServerSession *> sessionList;

    HbIconDataCache *iconCache;

    HbCache *cssCache;

	HbRenderingMode renderMode;

};

class HbThemeServerSession : public QObject

{

    Q_OBJECT

public:

    HbThemeServerSession(QLocalSocket *clientConnection, HbThemeServerPrivate *server);

    ~HbThemeServerSession();

    QLocalSocket *clientConnection();

    void fillOutPutDataStream(QDataStream &outputDataStream, HbSharedIconInfo &data,

                              HbThemeServerRequest request);

    void getDataFromCacheItem(HbIconCacheItem* cacheItem, HbSharedIconInfo &data) const;

    void freeDataFromCacheItem(HbIconCacheItem* cacheItem);

    QByteArray handleStyleSheetLookup(int request, const QString &fileName,

                                      HbLayeredStyleLoader::LayerPriority priority);

    QByteArray handleIconLookup(const HbIconKey &key, HbSharedIconInfo &data, int options);

    bool iconInfoFromSingleIcon(HbIconKey key, HbSharedIconInfo &stitchedData);

    bool createCacheItemData(HbIconKey key, int options, HbSharedIconInfo &data);

    bool createStichedIconInfoOfParts(QVector<HbSharedIconInfo> dataForParts,

                                      HbMultiIconParams params,

                                      HbIconKey &finalIconKey,

                                      HbSharedIconInfo &stitchedData);

    void iconInfoFromMultiParts(HbMultiIconParams params,

                                int noOfPieces,

                                HbIconKey &stichedKey,

                                HbSharedIconInfo &stitchedData);

    void clearSessionIconData();

    void removeSessionIconItem(const HbIconKey &key);

    void removeSessionCssItem(const QString &key);

public slots:

    void readDataFromClient();

private:

    HbThemeServerPrivate *iServer;

    QLocalSocket *iClientConnection;

    QList<HbIconKey> sessionIconData;

    QList<QString> sessionCssData;

};

#endif // HBTHEMESERVER_GENERIC_P_H