X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FIdwidthAdjuster.java;h=762612e367f6bf5e4800d04abfc4fb5c3f66bbbc;hb=fbd682c00e543eadb48074ac354ade57c04c20cb;hp=8a6c7ebbfb2786d6375ff007644484ae5c07c3ae;hpb=a19aa5efc2e64c17927336f422adde1837c27042;p=jalview.git

diff --git a/src/jalview/gui/IdwidthAdjuster.java b/src/jalview/gui/IdwidthAdjuster.java
index 8a6c7eb..762612e 100755
--- a/src/jalview/gui/IdwidthAdjuster.java
+++ b/src/jalview/gui/IdwidthAdjuster.java
@@ -30,6 +30,7 @@ import java.awt.event.MouseMotionListener;
 import javax.swing.JPanel;
 
 import jalview.api.AlignViewportI;
+import jalview.bin.Cache;
 
 /**
  * DOCUMENT ME!
@@ -157,10 +158,21 @@ public class IdwidthAdjuster extends JPanel
     {
       return;
     }
+    
+    // TODO JAL-4260 - work out how to trigger recomputation of wrapped pages !
+    int curCol = viewport.getRanges().getStartRes()
+            + viewport.getRanges().getViewportWidth();
+    
     viewport.setIdWidth(newWidth);
+
     ap.validateAnnotationDimensions(false);
+    if (viewport.getWrapAlignment())
+    {
+      viewport.getRanges().scrollToWrappedVisible(
+              curCol - viewport.getRanges().getViewportWidth());
+    }
     ap.paintAlignment(true, false);
-
+    
     ap.getIdPanel().getIdCanvas().setManuallyAdjusted(true);
   }
 
@@ -199,8 +211,21 @@ public class IdwidthAdjuster extends JPanel
   @Override
   public void paintComponent(Graphics g)
   {
+    int width = getWidth();
+    int height = getHeight();
     g.setColor(Color.white);
-    g.fillRect(0, 0, getWidth(), getHeight());
+    g.fillRect(0, 0, width, height);
+
+    if (!Cache.getDefault(AnnotationLabels.RESIZE_MARGINS_MARK_PREF, false))
+    // && !ap.getAlignViewport().getWrapAlignment()) // now allowing adjustment
+    // in wrap mode
+    {
+      int spacer = Math.max(2, AnnotationLabels.HEIGHT_ADJUSTER_HEIGHT / 4);
+      g.setColor(Color.LIGHT_GRAY);
+      g.drawLine(width - 3 * spacer, 0, width - 3 * spacer, height / 2);
+      g.drawLine(width - spacer, 0, width - spacer, height / 2);
+    }
+
     setCursor(Cursor.getPredefinedCursor(Cursor.W_RESIZE_CURSOR));
   }
 }