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#ifndef QPIXMAP_MAC_P_H

#define QPIXMAP_MAC_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/private/qpixmapdata_p.h>

#include <QtGui/private/qpixmapdatafactory_p.h>

#include <QtGui/private/qt_mac_p.h>

QT_BEGIN_NAMESPACE

class QMacPixmapData : public QPixmapData

{

public:

    QMacPixmapData(PixelType type);

    ~QMacPixmapData();

    QPixmapData *createCompatiblePixmapData() const;

    void resize(int width, int height);

    void fromImage(const QImage &image, Qt::ImageConversionFlags flags);

    void copy(const QPixmapData *data, const QRect &rect);

    bool scroll(int dx, int dy, const QRect &rect);

    int metric(QPaintDevice::PaintDeviceMetric metric) const;

    void fill(const QColor &color);

    QBitmap mask() const;

    void setMask(const QBitmap &mask);

    bool hasAlphaChannel() const;

//     QPixmap transformed(const QTransform &matrix,

//                         Qt::TransformationMode mode) const;

    void setAlphaChannel(const QPixmap &alphaChannel);

    QPixmap alphaChannel() const;

    QImage toImage() const;

    QPaintEngine* paintEngine() const;

private:

    uint has_alpha : 1, has_mask : 1, uninit : 1;

    void macSetHasAlpha(bool b);

    void macGetAlphaChannel(QMacPixmapData *, bool asMask) const;

    void macSetAlphaChannel(const QMacPixmapData *, bool asMask);

    void macCreateCGImageRef();

    void macCreatePixels();

    void macReleaseCGImageRef();

    /*

        pixels stores the pixmap data. pixelsToFree is either 0 or some memory

        block that was bound to a CGImageRef and released, and for which the

        release callback has been called. There are two uses to pixelsToFree:

        1. If pixels == pixelsToFree, then we know that the CGImageRef is done\

           with the data and we can modify pixels without breaking CGImageRef's

           mutability invariant.

        2. If pixels != pixelsToFree and pixelsToFree != 0, then we can reuse

           pixelsToFree later on instead of malloc'ing memory.

    */

    quint32 *pixels;

    uint pixelsSize;

    quint32 *pixelsToFree;

    uint bytesPerRow;

    QRectF cg_mask_rect;

    CGImageRef cg_data, cg_dataBeingReleased, cg_mask;

    static QSet<QMacPixmapData*> validDataPointers;

    QPaintEngine *pengine;

    friend class QPixmap;

    friend class QRasterBuffer;

    friend class QRasterPaintEngine;

    friend class QCoreGraphicsPaintEngine;

    friend CGImageRef qt_mac_create_imagemask(const QPixmap&, const QRectF&);

    friend quint32 *qt_mac_pixmap_get_base(const QPixmap*);

    friend int qt_mac_pixmap_get_bytes_per_line(const QPixmap*);

    friend void qt_mac_cgimage_data_free(void *, const void*, size_t);

    friend IconRef qt_mac_create_iconref(const QPixmap&);

    friend CGContextRef qt_mac_cg_context(const QPaintDevice*);

    friend QColor qcolorForThemeTextColor(ThemeTextColor themeColor);

};

QT_END_NAMESPACE

#endif // QPIXMAP_MAC_P_H