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

**

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

** All rights reserved.

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

**

** This file is part of the QtDeclarative 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

** Nokia at qt-info@nokia.com.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

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

#include "private/qdeclarativescalegrid_p_p.h"

#include <qdeclarative.h>

#include <QBuffer>

#include <QDebug>

QT_BEGIN_NAMESPACE

/*!

    \internal

    \class QDeclarativeScaleGrid

    \brief The QDeclarativeScaleGrid class allows you to specify a 3x3 grid to use in scaling an image.

*/

QDeclarativeScaleGrid::QDeclarativeScaleGrid(QObject *parent) : QObject(parent), _left(0), _top(0), _right(0), _bottom(0)

{

}

QDeclarativeScaleGrid::~QDeclarativeScaleGrid()

{

}

bool QDeclarativeScaleGrid::isNull() const

{

    return !_left && !_top && !_right && !_bottom;

}

void QDeclarativeScaleGrid::setLeft(int pos)

{

    if (_left != pos) {

        _left = pos;

        emit borderChanged();

    }

}

void QDeclarativeScaleGrid::setTop(int pos)

{

    if (_top != pos) {

        _top = pos;

        emit borderChanged();

    }

}

void QDeclarativeScaleGrid::setRight(int pos)

{

    if (_right != pos) {

        _right = pos;

        emit borderChanged();

    }

}

void QDeclarativeScaleGrid::setBottom(int pos)

{

    if (_bottom != pos) {

        _bottom = pos;

        emit borderChanged();

    }

}

QDeclarativeGridScaledImage::QDeclarativeGridScaledImage()

: _l(-1), _r(-1), _t(-1), _b(-1),

  _h(QDeclarativeBorderImage::Stretch), _v(QDeclarativeBorderImage::Stretch)

{

}

QDeclarativeGridScaledImage::QDeclarativeGridScaledImage(const QDeclarativeGridScaledImage &o)

: _l(o._l), _r(o._r), _t(o._t), _b(o._b), _h(o._h), _v(o._v), _pix(o._pix)

{

}

QDeclarativeGridScaledImage &QDeclarativeGridScaledImage::operator=(const QDeclarativeGridScaledImage &o)

{

    _l = o._l;

    _r = o._r;

    _t = o._t;

    _b = o._b;

    _h = o._h;

    _v = o._v;

    _pix = o._pix;

    return *this;

}

QDeclarativeGridScaledImage::QDeclarativeGridScaledImage(QIODevice *data)

: _l(-1), _r(-1), _t(-1), _b(-1), _h(QDeclarativeBorderImage::Stretch), _v(QDeclarativeBorderImage::Stretch)

{

    int l = -1;

    int r = -1;

    int t = -1;

    int b = -1;

    QString imgFile;

    while(!data->atEnd()) {

        QString line = QString::fromUtf8(data->readLine().trimmed());

        if (line.isEmpty() || line.startsWith(QLatin1Char('#')))

            continue;

        QStringList list = line.split(QLatin1Char(':'));

        if (list.count() != 2)

            return;

        list[0] = list[0].trimmed();

        list[1] = list[1].trimmed();

        if (list[0] == QLatin1String("border.left"))

            l = list[1].toInt();

        else if (list[0] == QLatin1String("border.right"))

            r = list[1].toInt();

        else if (list[0] == QLatin1String("border.top"))

            t = list[1].toInt();

        else if (list[0] == QLatin1String("border.bottom"))

            b = list[1].toInt();

        else if (list[0] == QLatin1String("source"))

            imgFile = list[1];

        else if (list[0] == QLatin1String("horizontalTileRule"))

            _h = stringToRule(list[1]);

        else if (list[0] == QLatin1String("verticalTileRule"))

            _v = stringToRule(list[1]);

    }

    if (l < 0 || r < 0 || t < 0 || b < 0 || imgFile.isEmpty())

        return;

    _l = l; _r = r; _t = t; _b = b;

    _pix = imgFile;

}

QDeclarativeBorderImage::TileMode QDeclarativeGridScaledImage::stringToRule(const QString &s)

{

    if (s == QLatin1String("Stretch"))

        return QDeclarativeBorderImage::Stretch;

    if (s == QLatin1String("Repeat"))

        return QDeclarativeBorderImage::Repeat;

    if (s == QLatin1String("Round"))

        return QDeclarativeBorderImage::Round;

    qWarning("QDeclarativeGridScaledImage: Invalid tile rule specified. Using Stretch.");

    return QDeclarativeBorderImage::Stretch;

}

bool QDeclarativeGridScaledImage::isValid() const

{

    return _l >= 0;

}

int QDeclarativeGridScaledImage::gridLeft() const

{

    return _l;

}

int QDeclarativeGridScaledImage::gridRight() const

{

    return _r;

}

int QDeclarativeGridScaledImage::gridTop() const

{

    return _t;

}

int QDeclarativeGridScaledImage::gridBottom() const

{

    return _b;

}

QString QDeclarativeGridScaledImage::pixmapUrl() const

{

    return _pix;

}

QT_END_NAMESPACE