From 0673686a4ceda776a64350afd35ecff18e74e575 Mon Sep 17 00:00:00 2001
From: Jim Procter <jprocter@issues.jalview.org>
Date: Fri, 6 May 2016 14:09:53 +0100
Subject: [PATCH] JAL-2100 triangles shown below in jvdesktop unwrapped ruler

---
 src/jalview/gui/ScalePanel.java |   62 +++++++++++++++++++++------------------
 1 file changed, 33 insertions(+), 29 deletions(-)

diff --git a/src/jalview/gui/ScalePanel.java b/src/jalview/gui/ScalePanel.java
index 41b46a7..7c9b57e 100755
--- a/src/jalview/gui/ScalePanel.java
+++ b/src/jalview/gui/ScalePanel.java
@@ -488,6 +488,39 @@ public class ScalePanel extends JPanel implements MouseMotionListener,
         }
       }
     }
+
+    int widthx = 1 + endx - startx;
+
+    FontMetrics fm = gg.getFontMetrics(av.getFont());
+    int y = avCharHeight - fm.getDescent();
+
+    if (av.hasHiddenColumns())
+    {
+      // draw any hidden column markers
+      gg.setColor(Color.blue);
+      int res;
+      if (av.getShowHiddenMarkers()
+              && av.getColumnSelection().getHiddenColumns() != null)
+      {
+        for (int i = 0; i < av.getColumnSelection().getHiddenColumns()
+                .size(); i++)
+        {
+          res = av.getColumnSelection().findHiddenRegionPosition(i)
+                  - startx;
+
+          if (res < 0 || res > widthx)
+          {
+            continue;
+          }
+
+          gg.fillPolygon(new int[] { res * avCharWidth - avCharHeight / 4,
+              res * avCharWidth + avCharHeight / 4, res * avCharWidth },
+                  new int[] { y - avCharHeight / 2, y - avCharHeight / 2,
+                      y + 8 }, 3);
+
+        }
+      }
+    }
     // Draw the scale numbers
     gg.setColor(Color.black);
 
@@ -512,11 +545,6 @@ public class ScalePanel extends JPanel implements MouseMotionListener,
     }
 
 
-    int widthx = 1 + endx - startx;
-
-    FontMetrics fm = gg.getFontMetrics(av.getFont());
-    int y = avCharHeight - fm.getDescent();
-
     if (refSeq == null && scalestartx % 10 == 0)
     {
       scalestartx += 5;
@@ -575,30 +603,6 @@ public class ScalePanel extends JPanel implements MouseMotionListener,
 
     if (av.hasHiddenColumns())
     {
-      gg.setColor(Color.blue);
-      int res;
-      if (av.getShowHiddenMarkers()
-              && av.getColumnSelection().getHiddenColumns() != null)
-      {
-        for (int i = 0; i < av.getColumnSelection().getHiddenColumns()
-                .size(); i++)
-        {
-          res = av.getColumnSelection().findHiddenRegionPosition(i)
-                  - startx;
-
-          if (res < 0 || res > widthx)
-          {
-            continue;
-          }
-
-          gg.fillPolygon(new int[] { res * avCharWidth - avCharHeight / 4,
-              res * avCharWidth + avCharHeight / 4, res * avCharWidth },
-                  new int[] { y - avCharHeight / 2, y - avCharHeight / 2,
-                      y + 8 }, 3);
-
-        }
-      }
-
       if (reveal != null && reveal[0] > startx && reveal[0] < endx)
       {
         gg.drawString(MessageManager.getString("label.reveal_columns"),
-- 
1.7.10.2