Merge branch 'bug/JAL-2609attemptedmerge' into develop

diff --combined src/jalview/gui/AlignmentPanel.java
index 3228372,e7e1202..b2c4809
--- 1/src/jalview/gui/AlignmentPanel.java
--- 2/src/jalview/gui/AlignmentPanel.java
+++ b/src/jalview/gui/AlignmentPanel.java
@@@ -97,9 -97,6 +97,6 @@@ public class AlignmentPanel extends GAl
  
    private AnnotationLabels alabels;
  
-   // this value is set false when selection area being dragged
-   boolean fastPaint = true;
- 
    private int hextent = 0;
  
    private int vextent = 0;
@@@ -635,9 -632,9 +632,9 @@@
        }
        else
        {
 -        int widthInRes = (canvasWidth / av.getCharWidth()) - 1;
 +        int widthInRes = (canvasWidth / av.getCharWidth());
          int heightInSeq = (getSeqPanel().seqCanvas.getHeight()
 -                / av.getCharHeight()) - 1;
 +                / av.getCharHeight());
  
          vpRanges.setViewportWidth(widthInRes);
          vpRanges.setViewportHeight(heightInSeq);
@@@ -771,10 -768,7 +768,7 @@@
        }
        vpRanges.setViewportStartAndHeight(y, height);
      }
-     if (!fastPaint)
-     {
-       repaint();
-     }
+     repaint();
    }
  
    /**