/*

* 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:

*

*/

#include <QObject>

#include <QLocale>

#include <QHash>

#include <hbinputkeymapfactory.h>

#include <hbinputkeymap.h>

#include <hbinputsettingproxy.h>

#include "logspredictive12keytranslator.h"

#include "logslogger.h"

const QChar ZeroSepar('0');

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

// LogsPredictive12KeyTranslator::LogsPredictive12KeyTranslator()

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

//

{

    LOGS_QDEBUG( "logs [FINDER] -> LogsPredictive12KeyTranslator::\

LogsPredictive12KeyTranslator()" )

    LOGS_QDEBUG( "logs [FINDER] <- LogsPredictive12KeyTranslator::\

LogsPredictive12KeyTranslator()" )

}

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

// LogsPredictive12KeyTranslator::~LogsPredictive12KeyTranslator()

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

//

LogsPredictive12KeyTranslator::~LogsPredictive12KeyTranslator()

{

    LOGS_QDEBUG( "logs [FINDER] -> LogsPredictive12KeyTranslator::\

~LogsPredictive12KeyTranslator()" )

    LOGS_QDEBUG( "logs [FINDER] <- LogsPredictive12KeyTranslator::\

~LogsPredictive12KeyTranslator()" )

}

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

// LogsPredictive12KeyTranslator::LogsPredictive12KeyTranslator()

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

//

QStringList LogsPredictive12KeyTranslator::patternTokens( const QString& pattern ) const

{

    QStringList target = pattern.split( ZeroSepar, QString::SkipEmptyParts );

    if ( target.length() > 1 ) {

        QString& first = target[0];

        QString& last = target[target.length()-1];

        padWithZeros( first, pattern, 0 );

        padWithZeros( last, pattern, last.length() );

    } else if ( target.length() == 0 ) {

        target.append( ZeroSepar );

    }

    return target;

}

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

// LogsPredictive12KeyTranslator::hasPatternSeparators()

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

//

int LogsPredictive12KeyTranslator::hasPatternSeparators( 

        const QString& pattern ) const

{

    return pattern.count( ZeroSepar );

}

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

// LogsPredictive12KeyTranslator::translateChar()

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

//

const QChar LogsPredictive12KeyTranslator::translateChar( 

        const QChar character ) const

{

    const HbMappedKey* mappedKey = 

            mKeyMap->keyForCharacter( HbKeyboardVirtual12Key, character );

    return mappedKey ? mappedKey->keycode : QChar();

}

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

// LogsPredictive12KeyTranslator::padWithLeadingZeros()

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

//

void LogsPredictive12KeyTranslator::padWithZeros( QString& token, 

                                     const QString& source, int padIndex ) const

{

    const QChar* content = source.data();

    int index = !padIndex ? 0 : source.length()-1;

    while( index >= 0 && index < source.length() ) {

        if ( content[ index ] == ZeroSepar ) {

            token.insert( padIndex, ZeroSepar );

            index = !padIndex ? index+1 : index-1;

        } else {

            index = -1;

        }

    }

}