/**
* Paints the background layer of the signal with a QPainter
* @param p the QPainter to paint into.
- * @param left the x-coordinate of the left edge of the signal.
- * @param right the x-coordinate of the right edge of the signal.
+ * @param pp the painting parameters object to paint with..
**/
- void paint_back(QPainter &p, int left, int right);
+ void paint_back(QPainter &p, const RowItemPaintParams &pp);
/**
* Paints the mid-layer of the signal with a QPainter
* @param p the QPainter to paint into.
- * @param left the x-coordinate of the left edge of the signal.
- * @param right the x-coordinate of the right edge of the signal.
+ * @param pp the painting parameters object to paint with..
**/
- void paint_mid(QPainter &p, int left, int right);
+ void paint_mid(QPainter &p, const RowItemPaintParams &pp);
private:
void paint_trace(QPainter &p,