diff options
Diffstat (limited to 'src/gui/painting/qpainter.cpp')
| -rw-r--r-- | src/gui/painting/qpainter.cpp | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp index 8ed126f..31132d9 100644 --- a/src/gui/painting/qpainter.cpp +++ b/src/gui/painting/qpainter.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** @@ -1329,7 +1329,7 @@ void QPainterPrivate::updateState(QPainterState *newState) of composition modes, brushes, clipping, transformation, etc, is close to an impossible task because of the number of permutations. As a compromise we have selected a subset of the - QPainter API and backends, were performance is guaranteed to be as + QPainter API and backends, where performance is guaranteed to be as good as we can sensibly get it for the given combination of hardware and software. @@ -1374,9 +1374,6 @@ void QPainterPrivate::updateState(QPainterState *newState) opacity with non-smooth transformation mode (\c QPainter::SmoothPixmapTransform not enabled as a render hint). - \o Text drawing with regular font sizes with simple - transformations with solid colors using no or 8-bit antialiasing. - \o Rectangle fills with solid color, two-color linear gradients and simple transforms. @@ -1984,9 +1981,14 @@ QPaintEngine *QPainter::paintEngine() const /*! \since 4.6 - Flushes the painting pipeline and prepares for the user issuing - commands directly to the underlying graphics context. Must be - followed by a call to endNativePainting(). + Flushes the painting pipeline and prepares for the user issuing commands + directly to the underlying graphics context. Must be followed by a call to + endNativePainting(). + + Note that only the states the underlying paint engine changes will be reset + to their respective default states. If, for example, the OpenGL polygon + mode is changed by the user inside a beginNativePaint()/endNativePainting() + block, it will not be reset to the default state by endNativePainting(). Here is an example that shows intermixing of painter commands and raw OpenGL commands: @@ -2010,9 +2012,9 @@ void QPainter::beginNativePainting() /*! \since 4.6 - Restores the painter after manually issuing native painting commands. - Lets the painter restore any native state that it relies on before - calling any other painter commands. + Restores the painter after manually issuing native painting commands. Lets + the painter restore any native state that it relies on before calling any + other painter commands. \sa beginNativePainting() */ |