- * Paints the foreground layer of the trace with a QPainter
- * @param p the QPainter to paint into.
- * @param pp the painting parameters object to paint with.
- **/
- virtual void paint_fore(QPainter &p, const RowItemPaintParams &pp);
-
- /**
- * Paints the signal label.
- * @param p the QPainter to paint into.
- * @param right the x-coordinate of the right edge of the header
- * area.
- * @param hover true if the label is being hovered over by the mouse.
- */
- virtual void paint_label(QPainter &p, int right, bool hover) = 0;
-
- /**
- * Computes the outline rectangle of a label.
- * @param right the x-coordinate of the right edge of the header
- * area.
- * @return Returns the rectangle of the signal label.
+ * Computes the vertical extents of the contents of this row item.
+ * @return A pair containing the minimum and maximum y-values.