1 files changed, 16 insertions, 0 deletions
diff --git a/src/declarative/util/qfxview.cpp b/src/declarative/util/qfxview.cpp
index 0f129d8..bb436cd 100644
--- a/src/declarative/util/qfxview.cpp
+++ b/src/declarative/util/qfxview.cpp
@@ -63,6 +63,8 @@
 
 QT_BEGIN_NAMESPACE
 
+DEFINE_BOOL_CONFIG_OPTION(frameRateDebug, QML_SHOW_FRAMERATE)
+
 static QVariant stringToPixmap(const QString &str)
 {
     //XXX need to use correct paths
@@ -98,6 +100,7 @@ public:
 
     QSize initialSize;
     bool resizable;
+    QTime frameTimer;
 
     void init();
 
@@ -492,6 +495,19 @@ void QFxView::resizeEvent(QResizeEvent *e)
     QGraphicsView::resizeEvent(e);
 }
 
+/*!
+    \reimp
+*/
+void QFxView::paintEvent(QPaintEvent *event)
+{
+    int time = 0;
+    if (frameRateDebug())
+        time = d->frameTimer.restart();
+    QGraphicsView::paintEvent(event);
+    if (frameRateDebug())
+        qDebug() << "paintEvent:" << d->frameTimer.elapsed() << "time since last frame:" << time;
+}
+
 /*! \fn void QFxView::focusInEvent(QFocusEvent *e)
   This virtual function does nothing with the event \a e
   in this class.