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-rw-r--r--src/gui/image/qpixmapcache.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/gui/image/qpixmapcache.cpp b/src/gui/image/qpixmapcache.cpp
index b8d6ac1..81071ee 100644
--- a/src/gui/image/qpixmapcache.cpp
+++ b/src/gui/image/qpixmapcache.cpp
@@ -82,6 +82,11 @@ QT_BEGIN_NAMESPACE
A pixmap takes roughly (\e{width} * \e{height} * \e{depth})/8 bytes of
memory.
+ The \e{Qt Quarterly} article
+ \l{http://qt.nokia.com/doc/qq/qq12-qpixmapcache.html}{Optimizing
+ with QPixmapCache} explains how to use QPixmapCache to speed up
+ applications by caching the results of painting.
+
\sa QCache, QPixmap
*/