From 38ae1e61b0cd4fdbf6c9be24cb5f53382a4e6d51 Mon Sep 17 00:00:00 2001
From: amwaterhouse <Andrew Waterhouse>
Date: Mon, 11 Sep 2006 15:27:34 +0000
Subject: [PATCH] visWidth allows borders to be drawn around offscreen images
 when making images

---
 src/jalview/gui/SeqCanvas.java |   24 ++++++++++++++----------
 1 file changed, 14 insertions(+), 10 deletions(-)

diff --git a/src/jalview/gui/SeqCanvas.java b/src/jalview/gui/SeqCanvas.java
index 50d1f7b..fca9199 100755
--- a/src/jalview/gui/SeqCanvas.java
+++ b/src/jalview/gui/SeqCanvas.java
@@ -698,6 +698,7 @@ public class SeqCanvas extends JComponent
         int sy = -1;
         int ex = -1;
         int groupIndex = -1;
+        int visWidth = (endRes - startRes +1) * av.charWidth;
 
         if ((group == null) && (av.alignment.getGroups().size() > 0))
         {
@@ -705,6 +706,7 @@ public class SeqCanvas extends JComponent
             groupIndex = 0;
         }
 
+
         if (group != null)
         {
             do
@@ -722,7 +724,7 @@ public class SeqCanvas extends JComponent
                     ex = (((group.getEndRes() + 1) - group.getStartRes()) * av.charWidth) -
                         1;
 
-                    if(sx+ex<0 || sx>imgWidth)
+                    if(sx+ex<0 || sx>visWidth)
                     {
                       continue;
                     }
@@ -769,10 +771,10 @@ public class SeqCanvas extends JComponent
                     {
                       if (inGroup)
                       {
-                        if (sx >= 0 && sx < imgWidth)
+                        if (sx >= 0 && sx < visWidth)
                           g.drawLine(sx, oldY, sx, sy);
 
-                        if (sx + ex < imgWidth)
+                        if (sx + ex < visWidth)
                           g.drawLine(sx + ex, oldY, sx + ex, sy);
 
                         if (sx < 0)
@@ -781,8 +783,8 @@ public class SeqCanvas extends JComponent
                           sx = 0;
                         }
 
-                        if (sx + ex > imgWidth)
-                          ex = imgWidth;
+                        if (sx + ex > visWidth)
+                          ex = visWidth;
 
                         else if (sx + ex >= (endRes - startRes + 1) * av.charWidth)
                           ex = (endRes - startRes + 1) * av.charWidth;
@@ -807,10 +809,10 @@ public class SeqCanvas extends JComponent
                 if (inGroup)
                 {
                   sy = offset + ( (i - startSeq) * av.charHeight);
-                  if (sx >= 0 && sx < imgWidth)
+                  if (sx >= 0 && sx < visWidth)
                     g.drawLine(sx, oldY, sx, sy);
 
-                  if (sx + ex < imgWidth)
+                  if (sx + ex < visWidth)
                     g.drawLine(sx + ex, oldY, sx + ex, sy);
 
                   if (sx < 0)
@@ -819,8 +821,8 @@ public class SeqCanvas extends JComponent
                     sx = 0;
                   }
 
-                  if (sx + ex > imgWidth)
-                    ex = imgWidth;
+                  if (sx + ex > visWidth)
+                    ex = visWidth;
                   else if (sx + ex >= (endRes - startRes + 1) * av.charWidth)
                     ex = (endRes - startRes + 1) * av.charWidth;
 
@@ -841,6 +843,8 @@ public class SeqCanvas extends JComponent
 
                 groupIndex++;
 
+                g.setStroke(new BasicStroke());
+
                 if (groupIndex >= av.alignment.getGroups().size())
                 {
                     break;
@@ -848,7 +852,7 @@ public class SeqCanvas extends JComponent
 
                 group = (SequenceGroup) av.alignment.getGroups().elementAt(groupIndex);
 
-                g.setStroke(new BasicStroke());
+
             }
             while (groupIndex < av.alignment.getGroups().size());
 
-- 
1.7.10.2