diff -r 41300fa6a67c -r 3b1da2848fc7 src/gui/graphicsview/qgraphicsview.cpp --- a/src/gui/graphicsview/qgraphicsview.cpp Tue Feb 02 00:43:10 2010 +0200 +++ b/src/gui/graphicsview/qgraphicsview.cpp Fri Feb 19 23:40:16 2010 +0200 @@ -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) ** @@ -217,7 +217,9 @@ common side effect is that items that do draw with antialiasing can leave painting traces behind on the scene as they are moved. - \omitvalue IndirectPainting + \value IndirectPainting Since Qt 4.6, restore the old painting algorithm + that calls QGraphicsView::drawItems() and QGraphicsScene::drawItems(). + To be used only for compatibility with old code. */ /*! @@ -3365,7 +3367,8 @@ #define X11 qt_x11Data #endif backgroundPainter.setCompositionMode(QPainter::CompositionMode_Source); - drawBackground(&backgroundPainter, exposedSceneRect); + QRectF backgroundExposedSceneRect = mapToScene(d->backgroundPixmapExposed.boundingRect()).boundingRect(); + drawBackground(&backgroundPainter, backgroundExposedSceneRect); d->backgroundPixmapExposed = QRegion(); } @@ -3615,6 +3618,10 @@ The default implementation calls the scene's drawItems() function. + \obsolete Since Qt 4.6, this function is not called anymore unless + the QGraphicsView::IndirectPainting flag is given as an Optimization + flag. + \sa drawForeground(), drawBackground(), QGraphicsScene::drawItems() */ void QGraphicsView::drawItems(QPainter *painter, int numItems,