/*

 * Copyright (c)2008 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:  ?Description

 *

 */

#include <e32std.h>

#include <exception>

#include <e32base.h>

#include <BADESCA.H>

#include <AknIconUtils.h>

#include <fbs.h>

#include <BITDEV.H>

#include <QPixmap>

#include <QBitmap>

#include <QDebug>

#include "cadef.h"

#include "caobjectadapter.h"

#include "cainnerentry.h"

#include "caentry_p.h"

#include "cainnerquery.h"

#include "caquery.h"

#include "camenuiconutility.h"

#include "canotifierfilter.h"

#include "cainnernotifierfilter.h"

static  QImage::Format TDisplayMode2Format(TDisplayMode mode)

{

    QImage::Format format;

    switch(mode) {

    case EGray2:

        format = QImage::Format_MonoLSB;

        break;

    case EColor256:

    case EGray256:

        format = QImage::Format_Indexed8;

        break;

    case EColor4K:

        format = QImage::Format_RGB444;

        break;

    case EColor64K:

        format = QImage::Format_RGB16;

        break;

    case EColor16M:

        format = QImage::Format_RGB888;

        break;

    case EColor16MU:

        format = QImage::Format_RGB32;

        break;

    case EColor16MA:

        format = QImage::Format_ARGB32;

        break;

    case EColor16MAP:

        format = QImage::Format_ARGB32_Premultiplied;

        break;

    default:

        format = QImage::Format_Invalid;

        break;

    }

    return format;

}

QPixmap fromSymbianCFbsBitmap(CFbsBitmap* aBitmap)

    {

    aBitmap->BeginDataAccess();

    uchar *data = (uchar*)aBitmap->DataAddress();

    TSize size = aBitmap->SizeInPixels();

    TDisplayMode displayMode = aBitmap->DisplayMode();    

    // QImage format must match to bitmap format

    QImage image(data, size.iWidth, size.iHeight, TDisplayMode2Format(displayMode));

    aBitmap->EndDataAccess();

    // No data copying happens because image format matches native OpenVG format.

    // So QPixmap actually points to CFbsBitmap data.

    return QPixmap::fromImage(image);

    }

// -----------------------------------------------------------------------------

//

// -----------------------------------------------------------------------------

void CaObjectAdapter::convertL(const CaEntry &fromEntry,

    CCaInnerEntry &toEntry)

{

    toEntry.SetId(fromEntry.id());

    toEntry.SetTextL(convertToDescriptor(fromEntry.text()));

    toEntry.SetDescriptionL(convertToDescriptor(fromEntry.description()));

    toEntry.SetEntryTypeNameL(

        convertToDescriptor(fromEntry.entryTypeName()));

    toEntry.SetFlags(static_cast<TUint> (fromEntry.flags()));

    toEntry.SetRole(static_cast<TUint> (fromEntry.role()));

    const CaIconDescription fromIconDescription =

        fromEntry.iconDescription();

    toEntry.SetIconDataL(

        static_cast<TInt>(fromIconDescription.bitmapId()),

        static_cast<TInt>(fromIconDescription.maskId()),

        static_cast<TInt>(fromIconDescription.skinMajorId()),

        static_cast<TInt>(fromIconDescription.skinMinorId()),

        convertToDescriptor(fromIconDescription.filename()));

    const QMap<QString, QString> attributesMap = fromEntry.attributes();

    foreach (QString key, attributesMap.keys()) {

        if (key == applicationUidAttributeName()) {

            const TInt32 uid = attributesMap.value(key).toInt();

            toEntry.SetUid(uid);

        }

        else {

            toEntry.AddAttributeL(

                convertToDescriptor(key),

                convertToDescriptor(attributesMap.value(key)));

        }

    }

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

void CaObjectAdapter::convertL(const CaQuery &fromQuery,

    CCaInnerQuery &toQuery)

{

    toQuery.SetParentId(fromQuery.parentId());

    toQuery.SetFlagsOn(static_cast<TUint>(fromQuery.flagsOn()));

    toQuery.SetFlagsOff(static_cast<TUint>(fromQuery.flagsOff()));

    toQuery.SetRole(static_cast<TInt>(fromQuery.entryRoles()));

    toQuery.SetCount(fromQuery.count());

    const QStringList list = fromQuery.entryTypeNames();

    CDesC16ArrayFlat *sourceList =

        new (ELeave)CDesC16ArrayFlat(KDefaultGranularity);

    CleanupStack::PushL(sourceList);

    foreach (const QString str, list) {

        sourceList->AppendL(convertToDescriptor(str));

    }

    toQuery.SetEntryTypeNames(sourceList);

    CleanupStack::Pop(sourceList);

    // mapping sort enums

    SortAttribute sortAttr;

    Qt::SortOrder sortOrder;

    fromQuery.getSort(sortAttr, sortOrder);

    toQuery.SetSort(CaObjectAdapter::getSortCode(sortAttr, sortOrder));

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

void CaObjectAdapter::convert(const CCaInnerEntry &fromEntry,

    CaEntry &toEntry)

{

    toEntry.setId(fromEntry.GetId());

    toEntry.setText(convertToString(fromEntry.GetText()));

    toEntry.setDescription(convertToString(fromEntry.GetDescription()));

    toEntry.setEntryTypeName(convertToString(fromEntry.GetEntryTypeName()));

    toEntry.setFlags(static_cast<EntryFlag>(fromEntry.GetFlags()));

    // take care of converting icon attributes

    const CCaInnerEntry::TIconAttributes &icon = fromEntry.GetIcon();

    CaIconDescription iconDescription;

    iconDescription.setId(icon.iId);

    iconDescription.setBitmapId(icon.iBitmapId);

    iconDescription.setMaskId(icon.iMaskId);

    iconDescription.setSkinMajorId(icon.iSkinMajorId);

    iconDescription.setSkinMinorId(icon.iSkinMinorId);

    iconDescription.setFilename(convertToString(icon.iFileName));

    toEntry.setIconDescription(iconDescription);

    const RCaEntryAttrArray &attributesArray = fromEntry.GetAttributes();

    if (toEntry.entryTypeName() == applicationEntryName()

        || toEntry.entryTypeName() == widgetEntryName()) {

        toEntry.setAttribute(applicationUidAttributeName(),

                QString::number(fromEntry.GetUid()));

    }

    const int attributesArrayCount = attributesArray.Count();

    for (int i = 0; i < attributesArrayCount; ++i) {

        const CCaEntryAttribute *const attribute = attributesArray[i];

        toEntry.setAttribute(convertToString(attribute->Name()),

            convertToString(attribute->Value()));

    }

}

//----------------------------------------------------------------------------

// !!! Warning: returns wrapper to internal QString representation which may

// get invalid before returned TPtrC object gets out of scope

//----------------------------------------------------------------------------

const TPtrC CaObjectAdapter::convertToDescriptor(const QString &string)

{

    const TPtrC result(reinterpret_cast<const TUint16*> (string.utf16()));

    return result;

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

QString CaObjectAdapter::convertToString(const TDesC &des)

{

    return QString::fromUtf16(des.Ptr(), des.Length());

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

void CaObjectAdapter::convertL(const CaNotifierFilter &notifierFilter,

    CCaInnerNotifierFilter &source)

{

    source.SetParentId(static_cast<TInt>(notifierFilter.getParentId()));

    RArray<TInt> idsList;

    CleanupClosePushL(idsList);

    CaObjectAdapter::convertL(notifierFilter.getIds(), idsList);

    source.SetIdsL(idsList);

    CleanupStack::PopAndDestroy(&idsList);

    switch (notifierFilter.getEntryRole()) {

    case static_cast<TUint>(ItemEntryRole):

        source.SetEntryRole(EItemEntryRole);

        break;

    case static_cast<TUint>(GroupEntryRole):

        source.SetEntryRole(EGroupEntryRole);

        break;

    default:

        source.SetEntryRole(ENoneEntryRole);

        break;

    }

    CDesC16ArrayFlat *typeNames = new (ELeave) CDesC16ArrayFlat(

        KDefaultGranularity);

    CleanupStack::PushL(typeNames);

    const QStringList stringList = notifierFilter.getTypeNames();

    foreach(QString str, stringList) {

        typeNames->AppendL(convertToDescriptor(str));

    }

    source.SetTypeNames(typeNames);

    CleanupStack::Pop(typeNames);

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

void CaObjectAdapter::convertL(

    const RPointerArray<CCaInnerEntry> &fromEntriesArray,

    QList<CaEntry*> &toEntryList)

{

    for (int i = 0; i < fromEntriesArray.Count(); ++i) {

        CaEntry *const toEntry = new CaEntry(

            static_cast<EntryRole>(fromEntriesArray[i]->GetRole()));

        CaObjectAdapter::convert(*fromEntriesArray[i], *toEntry);

        toEntryList << toEntry;

    }

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

void CaObjectAdapter::convertL(const QList<int> &entryIdList,

    RArray<TInt> &source)

{

    foreach(int id, entryIdList)

        {

            source.AppendL(static_cast<TInt>(id));

        }

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

void CaObjectAdapter::convertL(const RArray<TInt> &innerEntryIdList,

    QList<int> &idList)

{

    for (TInt i = 0; i < innerEntryIdList.Count(); ++i) {

        idList.append(innerEntryIdList[i]);

    }

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

QPixmap CaObjectAdapter::makeIcon(const CaEntry &entry, const QSize &size)

{

    QPixmap pixmap;

    TRAPD(leaveCode, pixmap = makeIconL(entry, size));

    USE_QDEBUG_IF(leaveCode) << "CaObjectAdapter::makeIcon leaveCode:"

        << leaveCode;

    return pixmap;

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

ErrorCode CaObjectAdapter::convertErrorCode(int internalErrorCode)

{

    ErrorCode error(NoErrorCode);

    switch (internalErrorCode) {

    case KErrNone:

        error = NoErrorCode;

        break;

    case KErrNotFound:

        error = NotFoundErrorCode;

        break;

    case KErrNoMemory:

        error = OutOfMemoryErrorCode;

        break;

    case KErrArgument:

        error = BadArgumentErrorCode;

        break;

    default:

        error = UnknownErrorCode;

        break;

    }

    return error;

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

const QString &CaObjectAdapter::applicationUidAttributeName()

{

    const static QString name("application:uid");

    return name;

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

const QString &CaObjectAdapter::applicationEntryName()

{

    const static QString name("application");

    return name;

}

//----------------------------------------------------------------------------

//

// -----------------------------------------------------------------------------

const QString &CaObjectAdapter::widgetEntryName()

{

    const static QString name("widget");

    return name;

}

// -----------------------------------------------------------------------------

// copying compressed bitmap

//----------------------------------------------------------------------------

CFbsBitmap *CaObjectAdapter::copyBitmapLC(CFbsBitmap *input)

{

    CFbsBitmap *bmp = new (ELeave) CFbsBitmap();

    CleanupStack::PushL(bmp);

    bmp->Create(input->SizeInPixels(), input->DisplayMode());

    CFbsBitmapDevice *bitmapDevice = CFbsBitmapDevice::NewL(bmp);

    CleanupStack::PushL(bitmapDevice);

    CFbsBitGc *bmpGc;

    bitmapDevice->CreateContext(bmpGc);

    bmpGc->BitBlt(TPoint(0,0), input);

    delete bmpGc;

    CleanupStack::PopAndDestroy(bitmapDevice);

    return bmp;

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

QPixmap CaObjectAdapter::makeIconL(const CaEntry &entry, const QSize &size)

{

    QPixmap pixmap;

    CCaInnerEntry *innerEntry = CCaInnerEntry::NewLC();

    CaObjectAdapter::convertL(entry, *innerEntry);

    //get the icon (jpg, png, gif ...)

    if (entry.iconDescription().filename() != "") {

        pixmap = QPixmap(entry.iconDescription().filename()).

        scaled(size, Qt::KeepAspectRatioByExpanding);

    }

    //try to load symbian icon from multi-bitmap (mbm, mbg)

    if (pixmap.isNull()) {

        CAknIcon *aknIcon = CaMenuIconUtility::GetItemIcon(*innerEntry);

        if (aknIcon) {

            CleanupStack::PushL(aknIcon);

            //need to disable compression to properly convert the bitmap

            AknIconUtils::DisableCompression(aknIcon->Bitmap());

            AknIconUtils::SetSize(aknIcon->Bitmap(), TSize(size.width(),

                size.height()), EAspectRatioPreservedAndUnusedSpaceRemoved);

            if (aknIcon->Bitmap()->Header().iCompression

                == ENoBitmapCompression) {

                pixmap = fromSymbianCFbsBitmap(aknIcon->Bitmap());

                QPixmap mask = fromSymbianCFbsBitmap(

                    aknIcon->Mask());

                pixmap.setAlphaChannel(mask);

            }

            else // we need special handling for icons in 9.2 (NGA)

            { // let's hope that in future it will be in QT code

                CFbsBitmap *temp(NULL);

                temp = copyBitmapLC(aknIcon->Bitmap());

                pixmap = fromSymbianCFbsBitmap(temp);

                CleanupStack::PopAndDestroy();

                temp = copyBitmapLC(aknIcon->Mask());

                QPixmap mask = fromSymbianCFbsBitmap(temp);

                CleanupStack::PopAndDestroy();

                pixmap.setAlphaChannel(mask);

            }

            pixmap = pixmap.scaled(size, Qt::KeepAspectRatioByExpanding);

            CleanupStack::PopAndDestroy(aknIcon);

        }

    }

    CleanupStack::PopAndDestroy(innerEntry);

    return pixmap;

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

void CaObjectAdapter::convert(

    CaNotifierPrivate::NotifierType src,

    CCaInnerNotifierFilter::TNotifierType &dest)

{

    switch(src){

    case CaNotifierPrivate::EntryChangedWithIdNotifierType:

        dest = CCaInnerNotifierFilter::EEntryChangedWithId;

        break;

    case CaNotifierPrivate::EntryChangedWithEntryNotifierType:

        dest = CCaInnerNotifierFilter::EEntryChangedWithEntry;

        break;

    case CaNotifierPrivate::EntryTouchedNotifierType:

        dest = CCaInnerNotifierFilter::EEntryTouched;

        break;

    case CaNotifierPrivate::GroupContentChangedNotifierType:

        dest = CCaInnerNotifierFilter::EGroupContentChanged;

        break;

    }

}

//----------------------------------------------------------------------------

//

//----------------------------------------------------------------------------

void CaObjectAdapter::convert(

    TChangeType src, ChangeType &dest)

{

    switch(src){

    case EAddChangeType:

        dest = AddChangeType;

        break;

    case ERemoveChangeType:

        dest = RemoveChangeType;

        break;

    case EUpdateChangeType:

        dest = UpdateChangeType;

        break;

    }

}

CCaInnerQuery::TSortAttribute CaObjectAdapter::getSortCode(

    SortAttribute sortAttribute, Qt::SortOrder sortOrder)

{

    CCaInnerQuery::TSortAttribute sortCode(CCaInnerQuery::Default);

    switch (sortAttribute) {

    case NameSortAttribute:

    {

        sortCode = (sortOrder == Qt::AscendingOrder) ? CCaInnerQuery::Name

            : CCaInnerQuery::NameDesc;

        break;

    }

    case CreatedTimestampSortAttribute:

    {

        sortCode = (sortOrder == Qt::AscendingOrder)

            ? CCaInnerQuery::CreatedTimestamp

            : CCaInnerQuery::CreatedTimestampDesc;

        break;

    }

    case MostUsedSortAttribute:

    {

        sortCode = (sortOrder == Qt::AscendingOrder)

            ? CCaInnerQuery::MostUsed : CCaInnerQuery::MostUsedDesc;

        break;

    }

    case LastUsedSortAttribute:

    {

        sortCode = (sortOrder == Qt::AscendingOrder)

            ? CCaInnerQuery::LastUsed : CCaInnerQuery::LastUsedDesc;

        break;

    }

    case DefaultSortAttribute:

    {

        sortCode = (sortOrder == Qt::AscendingOrder)

            ? CCaInnerQuery::Default : CCaInnerQuery::DefaultDesc;

        break;