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;