Qt 4.8
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 
59 
60 #if !defined(QT_NO_EGL)
61 
63 
65 {
66 public:
70 
72  void flush(QWidget *widget, const QRegion &region, const QPoint &offset);
73 
74 #if !defined(Q_WS_QPA)
75  void setGeometry(const QRect &rect);
76 #else
77  void resize(const QSize &size);
78 #endif
79 
80  bool scroll(const QRegion &area, int dx, int dy);
81 
82  void beginPaint(const QRegion &region);
83  void endPaint(const QRegion &region);
84 
85  QPaintEngine *paintEngine() const;
86 
87  WindowSurfaceFeatures features() const;
88 
89 protected:
90  int metric(PaintDeviceMetric metric) const;
91 
92 private:
94 };
95 
96 #endif
97 
99 
100 #endif // QWINDOWSURFACE_VG_P_H
double d
Definition: qnumeric_p.h:62
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
QPointer< QWidget > widget
The QWidget class is the base class of all user interface objects.
Definition: qwidget.h:150
virtual void setGeometry(const QRect &rect)
Sets the currently allocated area to be the given rect.
virtual WindowSurfaceFeatures features() const
virtual void beginPaint(const QRegion &)
This function is called before painting onto the surface begins, with the region in which the paintin...
NSWindow * window
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
The QRegion class specifies a clip region for a painter.
Definition: qregion.h:68
The QPaintEngine class provides an abstract definition of how QPainter draws to a given device on a g...
Definition: qpaintengine.h:90
The QWindowSurface class provides the drawing area for top-level windows.
virtual QPaintEngine * paintEngine() const =0
virtual void endPaint(const QRegion &)
This function is called after painting onto the surface has ended, with the region in which the paint...
The QPoint class defines a point in the plane using integer precision.
Definition: qpoint.h:53
The QRect class defines a rectangle in the plane using integer precision.
Definition: qrect.h:58
virtual int metric(PaintDeviceMetric metric) const
Q_CORE_EXPORT QTextStream & flush(QTextStream &s)
QVGEGLWindowSurfacePrivate * d_ptr
The QSize class defines the size of a two-dimensional object using integer point precision.
Definition: qsize.h:53
virtual bool scroll(const QRegion &area, int dx, int dy)
Scrolls the given area dx pixels to the right and dy downward; both dx and dy may be negative...
#define Q_OPENVG_EXPORT
Definition: qglobal.h:1457
virtual QPaintDevice * paintDevice()=0
Implement this function to return the appropriate paint device.
static int area(const QSize &s)
Definition: qicon.cpp:155