X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=altosuilib%2FAltosUIDataPoint.java;h=d3020410c2348614893a774f7ff2ae42017a52d6;hp=38857fd19e3699108de7f2b8b894ec9fa4139525;hb=755082d36231c1b247bc0e1f13919dd9b5c362a8;hpb=9839b0b62d797a8616fc66038e3f3c68e2a214d0

diff --git a/altosuilib/AltosUIDataPoint.java b/altosuilib/AltosUIDataPoint.java
index 38857fd1..d3020410 100644
--- a/altosuilib/AltosUIDataPoint.java
+++ b/altosuilib/AltosUIDataPoint.java
@@ -18,6 +18,8 @@
 package org.altusmetrum.altosuilib_1;
 
 public interface AltosUIDataPoint {
-	public abstract double x();
-	public abstract double y(int index);
-}
\ No newline at end of file
+	public abstract double x() throws AltosUIDataMissing;
+	public abstract double y(int index) throws AltosUIDataMissing;
+	public abstract int id(int index) throws AltosUIDataMissing;
+	public abstract String id_name(int index) throws AltosUIDataMissing;
+}