qapitrace: Fix histogram tooltip for profiles with small number of calls.

diff --git a/gui/graphing/histogramview.cpp b/gui/graphing/histogramview.cpp
index 0b945772b96916bbe470289865eedcfba9e96b33..2dd3d8e94263b3cf95d5bff59b5381282ac8f0ab 100644 (file)
--- a/gui/graphing/histogramview.cpp
+++ b/gui/graphing/histogramview.cpp
@@ -228,8 +228,8 @@ void HistogramView::paintEvent(QPaintEvent *)
 qint64 HistogramView::itemAtPosition(QPoint pos) {
     double dvdx = m_viewWidth / (double)width();
 
-    qint64 left = qFloor(dvdx) * (pos.x() - 1) + m_viewLeft;
-    qint64 right = qCeil(dvdx) * (pos.x() + 1) + m_viewLeft;
+    qint64 left = qFloor(dvdx * (pos.x() - 1)) + m_viewLeft;
+    qint64 right = qCeil(dvdx * (pos.x() + 1)) + m_viewLeft;
 
     qint64 longestIndex = 0;
     qint64 longestValue = 0;