diff options
-rw-r--r-- | src/gui/graphicsview/qgraphicsview.cpp | 11 | ||||
-rw-r--r-- | src/gui/graphicsview/qgraphicsview.h | 2 |
2 files changed, 2 insertions, 11 deletions
diff --git a/src/gui/graphicsview/qgraphicsview.cpp b/src/gui/graphicsview/qgraphicsview.cpp index 501aef1..10b837a 100644 --- a/src/gui/graphicsview/qgraphicsview.cpp +++ b/src/gui/graphicsview/qgraphicsview.cpp @@ -200,16 +200,7 @@ static const int QGRAPHICSVIEW_PREALLOC_STYLE_OPTIONS = 503; // largest prime < Note that setting a flag usually imposes a side effect, and this effect can vary between paint devices and platforms. - \value DontClipPainter QGraphicsView sometimes clips the painter when - rendering the scene contents. This can generally improve performance - (e.g., rendering only small parts of a large pixmap), and protects against - rendering mistakes (e.g., drawing outside bounding rectangles, or outside - the exposed area). In some situations, however, the painter clip can slow - down rendering; especially when all painting is restricted to inside - exposed areas. By enabling this flag, QGraphicsView will completely - disable its implicit clipping. Note that rendering artifacts from using a - semi-transparent foreground or background brush can occur if clipping is - disabled. + \value DontClipPainter This value is obsolete and has no effect. \value DontSavePainterState When rendering, QGraphicsView protects the painter state (see QPainter::save()) when rendering the background or diff --git a/src/gui/graphicsview/qgraphicsview.h b/src/gui/graphicsview/qgraphicsview.h index e77e45c..c3ea6e5 100644 --- a/src/gui/graphicsview/qgraphicsview.h +++ b/src/gui/graphicsview/qgraphicsview.h @@ -110,7 +110,7 @@ public: }; enum OptimizationFlag { - DontClipPainter = 0x1, + DontClipPainter = 0x1, // obsolete DontSavePainterState = 0x2, DontAdjustForAntialiasing = 0x4 }; |