altoslib: Support TeleBT v3.0 battery voltage conversion

[fw/altos] / altoslib / AltosPointInt.java

diff --git a/altoslib/AltosPointInt.java b/altoslib/AltosPointInt.java
index e133ae9c81165afde4d98f994b6b951aef83d6f9..a7dd00f7e7e3093914c48bc4d7a1f8be2cd618a4 100644 (file)
--- a/altoslib/AltosPointInt.java
+++ b/altoslib/AltosPointInt.java
@@ -20,7 +20,19 @@ package org.altusmetrum.altoslib_7;
 public class AltosPointInt {
        public int      x, y;
 
-       public boolean equals(AltosPointInt n) {
+       public int hashCode() {
+               return  x ^ y;
+       }
+
+       public boolean equals(Object o) {
+               if (o == null)
+                       return false;
+
+               if (!(o instanceof AltosPointInt))
+                       return false;
+
+               AltosPointInt n = (AltosPointInt) o;
+
                return n.x == x && n.y == y;
        }
 
@@ -28,4 +40,14 @@ public class AltosPointInt {
                this.x = x;
                this.y = y;
        }
+
+       public AltosPointInt(double x, double y) {
+               this.x = (int) (x + 0.5);
+               this.y = (int) (y + 0.5);
+       }
+
+       public AltosPointInt(AltosPointDouble pt_d) {
+               this.x = (int) (pt_d.x + 0.5);
+               this.y = (int) (pt_d.y + 0.5);
+       }
 }