From 8e2490e6ac47d661cc4dbec478d123a8316f9325 Mon Sep 17 00:00:00 2001
From: jprocter <Jim Procter>
Date: Mon, 22 Mar 2010 17:14:51 +0000
Subject: [PATCH] todo and sensible default setting of min/max for histograms
 and line graphs to include 0

---
 src/jalview/datamodel/AlignmentAnnotation.java |   11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/jalview/datamodel/AlignmentAnnotation.java b/src/jalview/datamodel/AlignmentAnnotation.java
index d8ad4fc..a3328b3 100755
--- a/src/jalview/datamodel/AlignmentAnnotation.java
+++ b/src/jalview/datamodel/AlignmentAnnotation.java
@@ -203,7 +203,7 @@ public class AlignmentAnnotation
                 && firstChar != '-'
                 && firstChar < jalview.schemes.ResidueProperties.aaIndex.length)
         {
-          if (jalview.schemes.ResidueProperties.aaIndex[firstChar] < 23)
+          if (jalview.schemes.ResidueProperties.aaIndex[firstChar] < 23) // TODO: parameterise to gap symbol number
           {
             nonSSLabel = true;
           }
@@ -310,6 +310,15 @@ public class AlignmentAnnotation
           min = annotations[i].value;
         }
       }
+      // ensure zero is origin for min/max ranges on only one side of zero
+      if (min>0) {
+        min = 0;
+      } else {
+        if (max<0)
+        {
+          max = 0;
+        }
+        }
     }
 
     graphMin = min;
-- 
1.7.10.2