X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fschemes%2FAnnotationColourGradient.java;h=89b8f0711ad3e764b202e2fa30274e2a0cfec663;hb=894672b99c68bc0562ef5a3a0396a4825c8d7d48;hp=60a20fafe0e558199a918cdc22751f8da6c80bef;hpb=9a00a8e6f4aea99953119851187421d23e1eecd2;p=jalview.git

diff --git a/src/jalview/schemes/AnnotationColourGradient.java b/src/jalview/schemes/AnnotationColourGradient.java
index 60a20fa..89b8f07 100755
--- a/src/jalview/schemes/AnnotationColourGradient.java
+++ b/src/jalview/schemes/AnnotationColourGradient.java
@@ -53,12 +53,14 @@ public class AnnotationColourGradient extends FollowerColourScheme
   private boolean predefinedColours = false;
 
   private boolean seqAssociated = false;
+
   /**
    * false if the scheme was constructed without a minColour and maxColour used
    * to decide if existing colours should be taken from annotation elements when
    * they exist
    */
   private boolean noGradient = false;
+
   IdentityHashMap<SequenceI, AlignmentAnnotation> seqannot = null;
 
   @Override
@@ -114,6 +116,7 @@ public class AnnotationColourGradient extends FollowerColourScheme
     bb = 0;
 
     noGradient = true;
+    checkLimits();
   }
 
   /**
@@ -140,10 +143,17 @@ public class AnnotationColourGradient extends FollowerColourScheme
     bb = maxColour.getBlue() - b1;
 
     noGradient = false;
+    checkLimits();
+  }
+
+  private void checkLimits()
+  {
     aamax = annotation.graphMax;
     aamin = annotation.graphMin;
     if (annotation.isRNA())
     {
+      // reset colour palette
+      ColourSchemeProperty.resetRnaHelicesShading();
       ColourSchemeProperty.initRnaHelicesShading(1 + (int) aamax);
     }
   }
@@ -167,7 +177,7 @@ public class AnnotationColourGradient extends FollowerColourScheme
       // resolve the context containing all the annotation for the sequence
       AnnotatedCollectionI alcontext = alignment instanceof AlignmentI ? alignment
               : alignment.getContext();
-      boolean f = true,rna=false;
+      boolean f = true, rna = false;
       for (AlignmentAnnotation alan : alcontext.findAnnotation(annotation
               .getCalcId()))
       {
@@ -193,13 +203,13 @@ public class AnnotationColourGradient extends FollowerColourScheme
       }
       if (rna)
       {
-        ColourSchemeProperty.resetRnaHelicesShading();
         ColourSchemeProperty.initRnaHelicesShading(1 + (int) aamax);
       }
     }
   }
 
   float aamin = 0f, aamax = 0f;
+
   public String getAnnotation()
   {
     return annotation.label;
@@ -259,8 +269,8 @@ public class AnnotationColourGradient extends FollowerColourScheme
   public Color findColour(char c, int j, SequenceI seq)
   {
     Color currentColour = Color.white;
-    AlignmentAnnotation annotation = (seqAssociated && seqannot!=null ? seqannot.get(seq)
-            : this.annotation);
+    AlignmentAnnotation annotation = (seqAssociated && seqannot != null ? seqannot
+            .get(seq) : this.annotation);
     if (annotation == null)
     {
       return currentColour;
@@ -389,6 +399,7 @@ public class AnnotationColourGradient extends FollowerColourScheme
     return new Color(dr, dg, db);
 
   }
+
   public boolean isPredefinedColours()
   {
     return predefinedColours;