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6 ** This file is part of the QtGui module of the Qt Toolkit.
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22 ** ensure the GNU Lesser General Public License version 2.1 requirements
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29 ** GNU General Public License Usage
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40 ****************************************************************************/
42 #ifndef QPLATFORMOPENGLCONTEXT_H
43 #define QPLATFORMOPENGLCONTEXT_H
49 // This file is part of the QPA API and is not meant to be used
50 // in applications. Usage of this API may make your code
51 // source and binary incompatible with future versions of Qt.
56 #include <QtCore/qnamespace.h>
57 #include <QtGui/qsurfaceformat.h>
58 #include <QtGui/qwindow.h>
59 #include <QtGui/qopengl.h>
66 class QPlatformOpenGLContextPrivate;
68 class Q_GUI_EXPORT QPlatformOpenGLContext
70 Q_DECLARE_PRIVATE(QPlatformOpenGLContext)
72 QPlatformOpenGLContext();
73 virtual ~QPlatformOpenGLContext();
75 virtual QSurfaceFormat format() const = 0;
77 virtual void swapBuffers(QPlatformSurface *surface) = 0;
79 virtual GLuint defaultFramebufferObject(QPlatformSurface *surface) const;
81 virtual bool makeCurrent(QPlatformSurface *surface) = 0;
82 virtual void doneCurrent() = 0;
84 virtual bool isSharing() const { return false; }
85 virtual bool isValid() const { return true; }
87 virtual QFunctionPointer getProcAddress(const QByteArray &procName) = 0;
89 QOpenGLContext *context() const;
91 static bool parseOpenGLVersion(const QByteArray &versionString, int &major, int &minor);
94 friend class QOpenGLContext;
96 QScopedPointer<QPlatformOpenGLContextPrivate> d_ptr;
98 void setContext(QOpenGLContext *context);
100 Q_DISABLE_COPY(QPlatformOpenGLContext)
107 #endif // QT_NO_OPENGL
109 #endif // QPLATFORMOPENGLCONTEXT_H