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#ifndef QPAINTENGINE_X11_P_H

#define QPAINTENGINE_X11_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 "QtGui/qpaintengine.h"

#include "QtGui/qregion.h"

#include "QtGui/qpen.h"

#include "QtCore/qpoint.h"

#include "private/qpaintengine_p.h"

#include "private/qpainter_p.h"

#include "private/qpolygonclipper_p.h"

typedef unsigned long Picture;

QT_BEGIN_NAMESPACE

class QX11PaintEnginePrivate;

class QFontEngineFT;

class QXRenderTessellator;

struct qt_float_point

{

    qreal x, y;

};

class QX11PaintEngine : public QPaintEngine

{

    Q_DECLARE_PRIVATE(QX11PaintEngine)

public:

    QX11PaintEngine();

    ~QX11PaintEngine();

    bool begin(QPaintDevice *pdev);

    bool end();

    void updateState(const QPaintEngineState &state);

    void updatePen(const QPen &pen);

    void updateBrush(const QBrush &brush, const QPointF &pt);

    void updateRenderHints(QPainter::RenderHints hints);

    void updateFont(const QFont &font);

    void updateMatrix(const QTransform &matrix);

    void updateClipRegion_dev(const QRegion &region, Qt::ClipOperation op);

    void drawLines(const QLine *lines, int lineCount);

    void drawLines(const QLineF *lines, int lineCount);

    void drawRects(const QRect *rects, int rectCount);

    void drawRects(const QRectF *rects, int rectCount);

    void drawPoints(const QPoint *points, int pointCount);

    void drawPoints(const QPointF *points, int pointCount);

    void drawEllipse(const QRect &r);

    void drawEllipse(const QRectF &r);

    virtual void drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode);

    inline void drawPolygon(const QPoint *points, int pointCount, PolygonDrawMode mode)

        { QPaintEngine::drawPolygon(points, pointCount, mode); }

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

    void drawTiledPixmap(const QRectF &r, const QPixmap &pixmap, const QPointF &s);

    void drawPath(const QPainterPath &path);

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

    void drawImage(const QRectF &r, const QImage &img, const QRectF &sr,

                   Qt::ImageConversionFlags flags = Qt::AutoColor);

    virtual Qt::HANDLE handle() const;

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

    QPainter::RenderHints supportedRenderHints() const;

protected:

    QX11PaintEngine(QX11PaintEnginePrivate &dptr);

    void drawXLFD(const QPointF &p, const QTextItemInt &si);

#ifndef QT_NO_FONTCONFIG

    void drawFreetype(const QPointF &p, const QTextItemInt &si);

#endif

    friend class QPixmap;

    friend class QFontEngineBox;

    friend Q_GUI_EXPORT GC qt_x11_get_pen_gc(QPainter *);

    friend Q_GUI_EXPORT GC qt_x11_get_brush_gc(QPainter *);

private:

    Q_DISABLE_COPY(QX11PaintEngine)

};

class QX11PaintEnginePrivate : public QPaintEnginePrivate

{

    Q_DECLARE_PUBLIC(QX11PaintEngine)

public:

    QX11PaintEnginePrivate()

    {

        scrn = -1;

        hd = 0;

        picture = 0;

        gc = gc_brush = 0;

        dpy  = 0;

        xinfo = 0;

        txop = QTransform::TxNone;

        has_clipping = false;

        render_hints = 0;

        xform_scale = 1;

#ifndef QT_NO_XRENDER

        tessellator = 0;

#endif

    }

    enum GCMode {

        PenGC,

        BrushGC

    };

    void init();

    void fillPolygon_translated(const QPointF *points, int pointCount, GCMode gcMode,

                                QPaintEngine::PolygonDrawMode mode);

    void fillPolygon_dev(const QPointF *points, int pointCount, GCMode gcMode,

                         QPaintEngine::PolygonDrawMode mode);

    void fillPath(const QPainterPath &path, GCMode gcmode, bool transform);

    void strokePolygon_dev(const QPointF *points, int pointCount, bool close);

    void strokePolygon_translated(const QPointF *points, int pointCount, bool close);

    void setupAdaptedOrigin(const QPoint &p);

    void resetAdaptedOrigin();

    void decidePathFallback() {

        use_path_fallback = has_alpha_brush

                            || has_alpha_pen

                            || has_custom_pen

                            || has_complex_xform

                            || (render_hints & QPainter::Antialiasing);

    }

    void decideCoordAdjust() {

        adjust_coords = !(render_hints & QPainter::Antialiasing)

                        && (has_alpha_pen

                            || (has_alpha_brush && has_pen && !has_alpha_pen)

                            || (cpen.style() > Qt::SolidLine));

    }

    void clipPolygon_dev(const QPolygonF &poly, QPolygonF *clipped_poly);

    void systemStateChanged();

    Display *dpy;

    int scrn;

    int pdev_depth;

    Qt::HANDLE hd;

    QPixmap brush_pm;

#if !defined (QT_NO_XRENDER)

    Qt::HANDLE picture;

    Qt::HANDLE current_brush;

    QPixmap bitmap_texture;

    int composition_mode;

#else

    Qt::HANDLE picture;

#endif

    GC gc;

    GC gc_brush;

    QPen cpen;

    QBrush cbrush;

    QRegion crgn;

    QTransform matrix;

    qreal opacity;

    uint has_complex_xform : 1;

    uint has_scaling_xform : 1;

    uint has_non_scaling_xform : 1;

    uint has_custom_pen : 1;

    uint use_path_fallback : 1;

    uint adjust_coords : 1;

    uint has_clipping : 1;

    uint adapted_brush_origin : 1;

    uint adapted_pen_origin : 1;

    uint has_pen : 1;

    uint has_brush : 1;

    uint has_texture : 1;

    uint has_alpha_texture : 1;

    uint has_pattern : 1;

    uint has_alpha_pen : 1;

    uint has_alpha_brush : 1;

    uint render_hints;

    const QX11Info *xinfo;

    QPointF bg_origin;

    QTransform::TransformationType txop;

    qreal xform_scale;

    QPolygonClipper<qt_float_point, qt_float_point, float> polygonClipper;

    int xlibMaxLinePoints;

#ifndef QT_NO_XRENDER

    QXRenderTessellator *tessellator;

#endif

};

QT_END_NAMESPACE

#endif // QPAINTENGINE_X11_P_H