Qt 4.8
qeglcontext_p.h
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41 
42 #ifndef QEGLCONTEXT_P_H
43 #define QEGLCONTEXT_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 for the convenience of
50 // the QtOpenGL and QtOpenVG modules. This header file may change from
51 // version to version without notice, or even be removed.
52 //
53 // We mean it.
54 //
55 
56 #include <QtCore/qsize.h>
57 #include <QtGui/qimage.h>
58 
59 #include <QtGui/private/qegl_p.h>
60 #include <QtGui/private/qeglproperties_p.h>
61 
63 
65 {
66 public:
67  QEglContext();
68  ~QEglContext();
69 
70  bool isValid() const;
71  bool isCurrent() const;
72  bool isSharing() const { return sharing; }
73 
74  QEgl::API api() const { return apiType; }
75  void setApi(QEgl::API api) { apiType = api; }
76 
78  bool createContext(QEglContext *shareContext = 0, const QEglProperties *properties = 0);
79  void destroyContext();
80  EGLSurface createSurface(QPaintDevice *device, const QEglProperties *properties = 0);
81  void destroySurface(EGLSurface surface);
82 
83  bool makeCurrent(EGLSurface surface);
84  bool doneCurrent();
85  bool lazyDoneCurrent();
86  bool swapBuffers(EGLSurface surface);
87  bool swapBuffersRegion2NOK(EGLSurface surface, const QRegion *region);
88 
89  int configAttrib(int name) const;
90 
91  EGLContext context() const { return ctx; }
92  void setContext(EGLContext context) { ctx = context; ownsContext = false;}
93 
94  EGLDisplay display() {return QEgl::display();}
95 
96  EGLConfig config() const { return cfg; }
97  void setConfig(EGLConfig config) { cfg = config; }
98 
99 private:
101  EGLContext ctx;
102  EGLConfig cfg;
103  EGLSurface currentSurface;
104  bool current;
106  bool sharing;
108 
109  static QEglContext *currentContext(QEgl::API api);
110  static void setCurrentContext(QEgl::API api, QEglContext *context);
111 
112  friend class QMeeGoGraphicsSystem;
113  friend class QMeeGoPixmapData;
114 };
115 
117 
118 #endif // QEGLCONTEXT_P_H
bool isSharing() const
Definition: qeglcontext_p.h:72
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
#define Q_GUI_EXPORT
Definition: qglobal.h:1450
static bool match(const uchar *found, const char *target, uint len)
EGLConfig config() const
Definition: qeglcontext_p.h:96
EGLContext ctx
EGLContext context() const
Definition: qeglcontext_p.h:91
EGLConfig cfg
void setApi(QEgl::API api)
Definition: qeglcontext_p.h:75
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
Q_GUI_EXPORT EGLDisplay display()
Definition: qegl.cpp:589
const char * name
EGLSurface currentSurface
QEgl::API api() const
Definition: qeglcontext_p.h:74
static QEglContext * createContext(QPaintDevice *device)
The QRegion class specifies a clip region for a painter.
Definition: qregion.h:68
QEgl::API apiType
void setContext(EGLContext context)
Definition: qeglcontext_p.h:92
Q_GUI_EXPORT EGLSurface createSurface(QPaintDevice *device, EGLConfig cfg, const QEglProperties *surfaceAttribs=0)
Definition: qegl_x11.cpp:333
PixelFormatMatch
Definition: qegl_p.h:196
#define ctx
Definition: qgl.cpp:6094
EGLDisplay display()
Definition: qeglcontext_p.h:94
void setConfig(EGLConfig config)
Definition: qeglcontext_p.h:97
static const QCssKnownValue properties[NumProperties - 1]
Definition: qcssparser.cpp:67
API
Definition: qegl_p.h:190
Q_GUI_EXPORT EGLConfig chooseConfig(const QEglProperties *configAttribs, QEgl::PixelFormatMatch match=QEgl::ExactPixelFormat)
Definition: qegl.cpp:288