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

**

** 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 QPRINTENGINE_QWS_P_H

#define QPRINTENGINE_QWS_P_H

//

//  W A R N I N G

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

//

// This file is not part of the Qt API.  It exists for the convenience

// of other Qt classes.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#include "QtGui/qprinter.h"

#ifndef QT_NO_PRINTER

#include "QtGui/qprintengine.h"

#include "QtCore/qbytearray.h"

#include "private/qpaintengine_p.h"

QT_BEGIN_NAMESPACE

class QtopiaPrintEnginePrivate;

class QRasterPaintEngine;

class QPrinterPrivate;

class QImage;

class QtopiaPrintEngine : public QPaintEngine, public QPrintEngine

{

    Q_DECLARE_PRIVATE(QtopiaPrintEngine)

public:

    QtopiaPrintEngine(QPrinter::PrinterMode mode);

    // override QWSPaintEngine

    bool begin(QPaintDevice *dev);

    bool end();

    void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr);

    void drawTextItem(const QPointF &p, const QTextItem &ti);

    QPaintEngine::Type type() const { return QPaintEngine::X11; }

    QPaintEngine *paintEngine() const;

    void updateState(const QPaintEngineState &state);

    QRect paperRect() const;

    QRect pageRect() const;

    bool newPage();

    bool abort();

    QPrinter::PrinterState printerState() const;

    int metric(QPaintDevice::PaintDeviceMetric metricType) const;

    QVariant property(PrintEnginePropertyKey key) const;

    void setProperty(PrintEnginePropertyKey key, const QVariant &value);

private:

    friend class QPrintDialog;

    friend class QPageSetupDialog;

    void clearPage();

    void flushPage();

};

class QtopiaPrintBuffer

{

public:

    QtopiaPrintBuffer( bool bigEndian=FALSE ) { _bigEndian = bigEndian; }

    ~QtopiaPrintBuffer() {}

    const QByteArray& data() const { return _data; }

    int size() const { return _data.size(); }

    void clear() { _data.clear(); }

    void append( char value ) { _data.append( value ); }

    void append( short value );

    void append( int value );

    void append( const QByteArray& array ) { _data.append( array ); }

    void patch( int posn, int value );

    void pad();

private:

    QByteArray _data;

    bool _bigEndian;

};

#define	QT_QWS_PRINTER_DEFAULT_DPI	   200

class QtopiaPrintEnginePrivate : public QPaintEnginePrivate

{

    Q_DECLARE_PUBLIC(QtopiaPrintEngine)

public:

    QtopiaPrintEnginePrivate(QPrinter::PrinterMode m) :

	mode(m),

	printerState(QPrinter::Idle),

	orientation(QPrinter::Portrait),

	paperSize(QPrinter::A4),

	pageOrder(QPrinter::FirstPageFirst),

	colorMode(QPrinter::GrayScale),

	paperSource(QPrinter::OnlyOne),

        resolution(QT_QWS_PRINTER_DEFAULT_DPI),

        _paintEngine(0),

	numCopies(1),

        outputToFile(false),

        fullPage(false),

        collateCopies(false),

	pageNumber(0),

	pageImage(0),

	partialByte(0),

	partialBits(0)

    {

    }

    ~QtopiaPrintEnginePrivate();

    void initialize();

    QPaintEngine *paintEngine();

    QPrinter::PrinterMode mode;

    QString printerName;

    QString outputFileName;

    QString printProgram;

    QString docName;

    QString creator;

    QPrinter::PrinterState printerState;

    QPrinter::Orientation orientation;

    QPrinter::PaperSize paperSize;

    QPrinter::PageOrder pageOrder;

    QPrinter::ColorMode colorMode;

    QPrinter::PaperSource paperSource;

    int resolution;

    QPaintEngine *_paintEngine;

    int numCopies;

    bool outputToFile;

    bool fullPage;

    bool collateCopies;

    int pageNumber;

    QImage *pageImage;

    QtopiaPrintBuffer buffer;

    // Definitions that are only relevant to G3FAX output.

    int ifdPatch;

    int partialByte;

    int partialBits;

    void writeG3FaxHeader();

    void writeG3FaxPage();

    int writeG3IFDEntry( int tag, int type, int count, int value );

    void writeG3Code( int code, int bits );

    void writeG3WhiteRun( int len );

    void writeG3BlackRun( int len );

    void writeG3EOL();

};

QT_END_NAMESPACE

#endif // QT_NO_PRINTER

#endif // QPRINTENGINE_QWS_P_H