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

**

** All rights reserved.

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

**

** This file is part of the QtGui 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.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

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

#ifndef QIMAGE_P_H

#define QIMAGE_P_H

//

//  W A R N I N G

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

//

// This file is not part of the Qt API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#include <QtCore/qglobal.h>

#include <QVector>

#ifndef QT_NO_IMAGE_TEXT

#include <QMap>

#endif

QT_BEGIN_NAMESPACE

struct Q_GUI_EXPORT QImageData {        // internal image data

    QImageData();

    ~QImageData();

    static QImageData *create(const QSize &size, QImage::Format format, int numColors = 0);

    static QImageData *create(uchar *data, int w, int h,  int bpl, QImage::Format format, bool readOnly);

    QAtomicInt ref;

    int width;

    int height;

    int depth;

    int nbytes;               // number of bytes data

    QVector<QRgb> colortable;

    uchar *data;

#ifdef QT3_SUPPORT

    uchar **jumptable;

#endif

    QImage::Format format;

    int bytes_per_line;

    int ser_no;               // serial number

    int detach_no;

    qreal  dpmx;                // dots per meter X (or 0)

    qreal  dpmy;                // dots per meter Y (or 0)

    QPoint  offset;           // offset in pixels

    uint own_data : 1;

    uint ro_data : 1;

    uint has_alpha_clut : 1;

    uint is_cached : 1;

    bool checkForAlphaPixels() const;

#ifndef QT_NO_IMAGE_TEXT

    QMap<QString, QString> text;

#endif

    bool doImageIO(const QImage *image, QImageWriter* io, int quality) const;

    QPaintEngine *paintEngine;

};

QT_END_NAMESPACE

#endif