altosui: AltosDbm class was missing somehow

This doesn't appear to have been added?

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 19 insertions, 0 deletions

diff --git a/altosui/AltosGraph.java b/altosui/AltosGraph.java
index 40604ce3..a73e3fd8 100644
--- a/altosui/AltosGraph.java
+++ b/altosui/AltosGraph.java
@@ -92,6 +92,25 @@ class AltosPressure extends AltosUnits {
 	}
 }
 
+class AltosDbm extends AltosUnits {
+
+	public double value(double d) {
+		return d;
+	}
+
+	public String show_units() {
+		return "dBm";
+	}
+
+	public String say_units() {
+		return "D B M";
+	}
+
+	public int show_fraction(int width) {
+		return 0;
+	}
+}
+
 public class AltosGraph extends AltosUIGraph {
 
 	static final private Color height_color = new Color(194,31,31);