Qt 4.8
qeglfswindowsurface.cpp
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41 
42 #include "qeglfswindowsurface.h"
43 
44 #include <QtGui/QPlatformGLContext>
45 
46 #include <QtOpenGL/private/qgl_p.h>
47 #include <QtOpenGL/private/qglpaintdevice_p.h>
48 
50 
52 {
53 public:
55  :QGLPaintDevice(), m_screen(screen)
56  {
57  #ifdef QEGL_EXTRA_DEBUG
58  qWarning("QEglPaintDevice %p, %p, %p",this, screen, widget);
59  #endif
60  }
61 
62  QSize size() const { return m_screen->geometry().size(); }
63  QGLContext* context() const { return QGLContext::fromPlatformGLContext(m_screen->platformContext());}
64 
66 
67  void beginPaint(){
69  }
70 private:
73 };
74 
75 
77  :QWindowSurface(window)
78 {
79 #ifdef QEGL_EXTRA_DEBUG
80  qWarning("QEglWindowSurface %p, %p", window, screen);
81 #endif
82  m_paintDevice = new QEglFSPaintDevice(screen,window);
83 }
84 
86 {
87  Q_UNUSED(widget);
88  Q_UNUSED(region);
89  Q_UNUSED(offset);
90 #ifdef QEGL_EXTRA_DEBUG
91  qWarning("QEglWindowSurface::flush %p",widget);
92 #endif
93  widget->platformWindow()->glContext()->swapBuffers();
94 }
95 
97 {
98  Q_UNUSED(size);
99 }
100 
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
QGLContext * context() const
QPointer< QWidget > widget
The QWidget class is the base class of all user interface objects.
Definition: qwidget.h:150
virtual QPoint offset(const QWidget *widget) const
Returns the offset of widget in the coordinates of this window surface.
void flush(QWidget *widget, const QRegion &region, const QPoint &offset)
Flushes the given region from the specified widget onto the screen.
QEglFSWindowSurface(QEglFSScreen *screen, QWidget *window)
QPaintEngine * paintEngine() const
QPaintDevice * m_paintDevice
NSWindow * window
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
The QGLContext class encapsulates an OpenGL rendering context.
Definition: qgl.h:310
QSize size() const
Returns the size of the rectangle.
Definition: qrect.h:309
Q_CORE_EXPORT void qWarning(const char *,...)
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
Q_OPENGL_EXPORT QPaintEngine * qt_qgl_paint_engine()
Definition: qgl.cpp:5530
The QWindowSurface class provides the drawing area for top-level windows.
virtual void beginPaint()
The QPoint class defines a point in the plane using integer precision.
Definition: qpoint.h:53
QPlatformGLContext * platformContext() const
QRect geometry() const
Reimplement in subclass to return the pixel geometry of the screen.
The QSize class defines the size of a two-dimensional object using integer point precision.
Definition: qsize.h:53
void resize(const QSize &size)
QEglFSPaintDevice(QEglFSScreen *screen, QWidget *widget)
#define Q_UNUSED(x)
Indicates to the compiler that the parameter with the specified name is not used in the body of a fun...
Definition: qglobal.h:1729