+ /**
+ * Returns true if the trace background should be drawn with a coloured background.
+ */
+ bool coloured_bg() const;
+
+ /**
+ * Enable or disable showing sampling points.
+ */
+ void enable_show_sampling_points(bool state);
+
+ /**
+ * Enable or disable showing the analog minor grid.
+ */
+ void enable_show_analog_minor_grid(bool state);
+