1 files changed, 7 insertions, 1 deletions
diff --git a/src/opengl/qgl.h b/src/opengl/qgl.h
index daac760..151c7c4 100644
--- a/src/opengl/qgl.h
+++ b/src/opengl/qgl.h
@@ -43,6 +43,7 @@
 #define QGL_H
 
 #include <QtGui/qwidget.h>
+#include <QtGui/qpaintengine.h>
 #include <QtOpenGL/qglcolormap.h>
 #include <QtCore/qmap.h>
 #include <QtCore/qscopedpointer.h>
@@ -130,6 +131,8 @@ class QGLContextPrivate;
 // Namespace class:
 namespace QGL
 {
+    Q_OPENGL_EXPORT void setPreferredPaintEngine(QPaintEngine::Type engineType);
+
     enum FormatOption {
         DoubleBuffer            = 0x0001,
         DepthBuffer             = 0x0002,
@@ -382,7 +385,6 @@ private:
     friend class QGLPixelBuffer;
     friend class QGLPixelBufferPrivate;
     friend class QGLWidget;
-    friend class QGLDrawable;
     friend class QGLWidgetPrivate;
     friend class QGLGlyphCache;
     friend class QOpenGLPaintEngine;
@@ -404,6 +406,8 @@ private:
 #endif
     friend class QGLFramebufferObject;
     friend class QGLFramebufferObjectPrivate;
+    friend class QGLFBOGLPaintDevice;
+    friend class QGLPaintDevice;
 private:
     Q_DISABLE_COPY(QGLContext)
 };
@@ -539,6 +543,8 @@ private:
     friend class QGLContext;
     friend class QGLOverlayWidget;
     friend class QOpenGLPaintEngine;
+    friend class QGLPaintDevice;
+    friend class QGLWidgetGLPaintDevice;
 };