src/openvg/qwindowsurface_vg_p.h

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  41
  42 #ifndef QWINDOWSURFACE_VG_P_H
  43 #define QWINDOWSURFACE_VG_P_H
  44
  45 //
  46 //  W A R N I N G
  47 //  -------------
  48 //
  49 // This file is not part of the Qt API.  It exists purely as an
  50 // implementation detail.  This header file may change from version to
  51 // version without notice, or even be removed.
  52 //
  53 // We mean it.
  54 //
  55
  56 #include <QtGui/private/qwindowsurface_p.h>
  57
  58 QT_BEGIN_NAMESPACE
  59
  60 #if !defined(QT_NO_EGL)
  61
  62 class QVGEGLWindowSurfacePrivate;
  63
  64 class Q_OPENVG_EXPORT QVGWindowSurface : public QWindowSurface, public QPaintDevice
  65 {
  66 public:
  67     QVGWindowSurface(QWidget *window);
  68     QVGWindowSurface(QWidget *window, QVGEGLWindowSurfacePrivate *d);
  69     ~QVGWindowSurface();
  70
  71     QPaintDevice *paintDevice();
  72     void flush(QWidget *widget, const QRegion &region, const QPoint &offset);
  73     void setGeometry(const QRect &rect);
  74     bool scroll(const QRegion &area, int dx, int dy);
  75
  76     void beginPaint(const QRegion &region);
  77     void endPaint(const QRegion &region);
  78
  79     QPaintEngine *paintEngine() const;
  80
  81 protected:
  82     int metric(PaintDeviceMetric metric) const;
  83
  84 private:
  85     QVGEGLWindowSurfacePrivate *d_ptr;
  86 };
  87
  88 #endif
  89
  90 QT_END_NAMESPACE
  91
  92 #endif // QWINDOWSURFACE_VG_P_H