+ const float x = (time_ - view_.offset()) / view_.scale();
+
+ QFontMetrics m(QApplication::font());
+ const float text_width =
+ max(m.boundingRect(get_text()).size().width(), ArrowSize);
+ const float text_height = m.height();
+
+ const QSizeF label_size(
+ text_width + LabelPadding.width() * 2,
+ text_height + LabelPadding.height() * 2);
+ const float top = rect.height() - label_size.height() -
+ TimeMarker::ArrowSize - 0.5f;
+ const float height = label_size.height();
+
+ return QRectF(x - label_size.width() / 2, top,
+ label_size.width(), height);
+}
+
+void TimeMarker::paint_label(QPainter &p, const QRect &rect, bool hover)
+{
+ if (!enabled())
+ return;
+