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

**

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

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the QtSCriptTools module of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, 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

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** $QT_END_LICENSE$

**

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

#include "qscriptscriptdata_p.h"

#include <QtCore/qdatastream.h>

#include <QtCore/qstring.h>

#include <QtCore/qstringlist.h>

QT_BEGIN_NAMESPACE

/*!

  \since 4.5

  \class QScriptScriptData

  \internal

  \brief The QScriptScriptData class holds data associated with a script.

*/

class QScriptScriptDataPrivate

{

public:

    QScriptScriptDataPrivate();

    ~QScriptScriptDataPrivate();

    QString contents;

    QString fileName;

    int baseLineNumber;

    QDateTime timeStamp;

    QBasicAtomicInt ref;

};

QScriptScriptDataPrivate::QScriptScriptDataPrivate()

{

    ref = 0;

}

QScriptScriptDataPrivate::~QScriptScriptDataPrivate()

{

}

QScriptScriptData::QScriptScriptData()

    : d_ptr(0)

{

}

QScriptScriptData::QScriptScriptData(const QString &contents, const QString &fileName,

                                     int baseLineNumber, const QDateTime &timeStamp)

    : d_ptr(new QScriptScriptDataPrivate)

{

    d_ptr->contents = contents;

    d_ptr->fileName = fileName;

    d_ptr->baseLineNumber = baseLineNumber;

    if (timeStamp.isValid())

        d_ptr->timeStamp = timeStamp;

    else

        d_ptr->timeStamp = QDateTime::currentDateTime();

    d_ptr->ref.ref();

}

QScriptScriptData::QScriptScriptData(const QScriptScriptData &other)

    : d_ptr(other.d_ptr.data())

{

    if (d_ptr)

        d_ptr->ref.ref();

}

QScriptScriptData::~QScriptScriptData()

{

}

QScriptScriptData &QScriptScriptData::operator=(const QScriptScriptData &other)

{

    d_ptr.assign(other.d_ptr.data());

    return *this;

}

QString QScriptScriptData::contents() const

{

    Q_D(const QScriptScriptData);

    if (!d)

        return QString();

    return d->contents;

}

QStringList QScriptScriptData::lines(int startLineNumber, int count) const

{

    Q_D(const QScriptScriptData);

    if (!d)

        return QStringList();

    QStringList allLines = d->contents.split(QLatin1Char('\n'));

    return allLines.mid(qMax(0, startLineNumber - d->baseLineNumber), count);

}

QString QScriptScriptData::fileName() const

{

    Q_D(const QScriptScriptData);

    if (!d)

        return QString();

    return d->fileName;

}

int QScriptScriptData::baseLineNumber() const

{

    Q_D(const QScriptScriptData);

    if (!d)

        return -1;

    return d->baseLineNumber;

}

QDateTime QScriptScriptData::timeStamp() const

{

    Q_D(const QScriptScriptData);

    if (!d)

        return QDateTime();

    return d->timeStamp;

}

bool QScriptScriptData::isValid() const

{

    Q_D(const QScriptScriptData);

    return (d != 0);

}

bool QScriptScriptData::operator==(const QScriptScriptData &other) const

{

    Q_D(const QScriptScriptData);

    const QScriptScriptDataPrivate *od = other.d_func();

    if (d == od)

        return true;

    if (!d || !od)

        return false;

    return ((d->contents == od->contents)

            && (d->fileName == od->fileName)

            && (d->baseLineNumber == od->baseLineNumber));

}

bool QScriptScriptData::operator!=(const QScriptScriptData &other) const

{

    return !(*this == other);

}

QDataStream &operator<<(QDataStream &out, const QScriptScriptData &data)

{

    const QScriptScriptDataPrivate *d = data.d_ptr.data();

    if (d) {

        out << d->contents;

        out << d->fileName;

        out << qint32(d->baseLineNumber);

    } else {

        out << QString();

        out << QString();

        out << qint32(0);

    }

    return out;

}

QDataStream &operator>>(QDataStream &in, QScriptScriptData &data)

{

    if (!data.d_ptr) {

        data.d_ptr.reset(new QScriptScriptDataPrivate());

        data.d_ptr->ref.ref();

    }

    QScriptScriptDataPrivate *d = data.d_ptr.data();

    in >> d->contents;

    in >> d->fileName;

    qint32 ln;

    in >> ln;

    d->baseLineNumber = ln;

    return in;

}

QT_END_NAMESPACE