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qprintengine_ps_p.h

/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#ifndef QPRINTENGINE_PS_P_H
#define QPRINTENGINE_PS_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of qpsprinter.cpp and qprinter_x11.cpp.
// This header file may change from version to version without notice,
// or even be removed.
//
// We mean it.
//

#ifndef QT_NO_PRINTER

#include "private/qpdf_p.h"
#include "qplatformdefs.h"
#include "QtCore/qlibrary.h"
#include "QtCore/qstringlist.h"
#include "QtCore/qhash.h"
#include "QtCore/qabstractitemmodel.h"

class QPrinter;
class QPSPrintEnginePrivate;

class QPSPrintEngine : public QPdfBaseEngine
{
    Q_DECLARE_PRIVATE(QPSPrintEngine)
public:
    // QPrinter uses these
    explicit QPSPrintEngine(QPrinter::PrinterMode m);
    ~QPSPrintEngine();


    virtual bool begin(QPaintDevice *pdev);
    virtual bool end();

    void setBrush();

    virtual void drawImage(const QRectF &r, const QImage &img, const QRectF &sr, Qt::ImageConversionFlags);
    virtual void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr);
    virtual void drawTiledPixmap(const QRectF &r, const QPixmap &pixmap, const QPointF &s);

    virtual void drawImageInternal(const QRectF &r, QImage img, bool bitmap);

    virtual QPaintEngine::Type type() const { return QPaintEngine::PostScript; }

    virtual bool newPage();
    virtual bool abort();

    virtual QPrinter::PrinterState printerState() const;

    virtual Qt::HANDLE handle() const { return 0; };

private:
    Q_DISABLE_COPY(QPSPrintEngine)
};

class QPSPrintEnginePrivate : public QPdfBaseEnginePrivate {
public:
    QPSPrintEnginePrivate(QPrinter::PrinterMode m);
    ~QPSPrintEnginePrivate();

    void emitHeader(bool finished);
    void emitPages();
    void drawImage(qreal x, qreal y, qreal w, qreal h, const QImage &img, const QImage &mask);
    void flushPage(bool last = false);

    int         pageCount;
    bool        epsf;
    QByteArray     fontsUsed;

    // stores the descriptions of the n first pages.
    QByteArray buffer;

    bool firstPage;

    QRect boundingBox;

    QPrinter::PrinterState printerState;
    bool hugeDocument;
    bool headerDone;
};

#endif // QT_NO_PRINTER

#endif // QPRINTENGINE_PS_P_H

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