common/include/QtGui/5.5.0/QtGui/private/qpixmap_raster_p.h

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#ifndef QPIXMAP_RASTER_P_H
#define QPIXMAP_RASTER_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 <qpa/qplatformpixmap.h>


QT_BEGIN_NAMESPACE

class Q_GUI_EXPORT QRasterPlatformPixmap : public QPlatformPixmap
{
public:
    QRasterPlatformPixmap(PixelType type);
    ~QRasterPlatformPixmap();

    QPlatformPixmap *createCompatiblePlatformPixmap() const Q_DECL_OVERRIDE;

    void resize(int width, int height) Q_DECL_OVERRIDE;
    bool fromData(const uchar *buffer, uint len, const char *format, Qt::ImageConversionFlags flags) Q_DECL_OVERRIDE;
    void fromImage(const QImage &image, Qt::ImageConversionFlags flags) Q_DECL_OVERRIDE;
    void fromImageInPlace(QImage &image, Qt::ImageConversionFlags flags) Q_DECL_OVERRIDE;
    void fromImageReader(QImageReader *imageReader, Qt::ImageConversionFlags flags) Q_DECL_OVERRIDE;

    void copy(const QPlatformPixmap *data, const QRect &rect) Q_DECL_OVERRIDE;
    bool scroll(int dx, int dy, const QRect &rect) Q_DECL_OVERRIDE;
    void fill(const QColor &color) Q_DECL_OVERRIDE;
    bool hasAlphaChannel() const Q_DECL_OVERRIDE;
    QImage toImage() const Q_DECL_OVERRIDE;
    QImage toImage(const QRect &rect) const Q_DECL_OVERRIDE;
    QPaintEngine* paintEngine() const Q_DECL_OVERRIDE;
    QImage* buffer() Q_DECL_OVERRIDE;
    qreal devicePixelRatio() const Q_DECL_OVERRIDE;
    void setDevicePixelRatio(qreal scaleFactor) Q_DECL_OVERRIDE;


protected:
    int metric(QPaintDevice::PaintDeviceMetric metric) const Q_DECL_OVERRIDE;
    void createPixmapForImage(QImage &sourceImage, Qt::ImageConversionFlags flags, bool inPlace);
    void setImage(const QImage &image);
    QImage image;

private:
    friend class QPixmap;
    friend class QBitmap;
    friend class QPixmapCacheEntry;
    friend class QRasterPaintEngine;
};

QT_END_NAMESPACE

#endif // QPIXMAP_RASTER_P_H