JAL-2576 Proposed fix

[jalview.git] / src / jalview / appletgui / SeqPanel.java

diff --git a/src/jalview/appletgui/SeqPanel.java b/src/jalview/appletgui/SeqPanel.java
index 2d2e3fd..0a833b3 100644 (file)
--- a/src/jalview/appletgui/SeqPanel.java
+++ b/src/jalview/appletgui/SeqPanel.java
@@ -228,7 +228,7 @@ public class SeqPanel extends Panel implements MouseMotionListener,
     endEditing();
     if (av.getWrapAlignment())
     {
-      ap.scrollToWrappedVisible(seqCanvas.cursorX);
+      av.getRanges().scrollToWrappedVisible(seqCanvas.cursorX);
     }
     else
     {
@@ -236,17 +236,17 @@ public class SeqPanel extends Panel implements MouseMotionListener,
       HiddenColumns hidden = av.getAlignment().getHiddenColumns();
       while (seqCanvas.cursorY < ranges.getStartSeq())
       {
-        ap.scrollUp(true);
+        ranges.scrollUp(true);
       }
       while (seqCanvas.cursorY > ranges.getEndSeq())
       {
-        ap.scrollUp(false);
+        ranges.scrollUp(false);
       }
       while (seqCanvas.cursorX < hidden.adjustForHiddenColumns(ranges
               .getStartRes()))
       {
 
-        if (!ap.scrollRight(false))
+        if (!ranges.scrollRight(false))
         {
           break;
         }
@@ -254,7 +254,7 @@ public class SeqPanel extends Panel implements MouseMotionListener,
       while (seqCanvas.cursorX > hidden.adjustForHiddenColumns(ranges
               .getEndRes()))
       {
-        if (!ap.scrollRight(true))
+        if (!ranges.scrollRight(true))
         {
           break;
         }
@@ -586,13 +586,13 @@ public class SeqPanel extends Panel implements MouseMotionListener,
   @Override
   public void mouseReleased(MouseEvent evt)
   {
+    boolean didDrag = mouseDragging; // did we come here after a drag
     mouseDragging = false;
     mouseWheelPressed = false;
-    ap.paintAlignment(true);
 
     if (!editingSeqs)
     {
-      doMouseReleasedDefineMode(evt);
+      doMouseReleasedDefineMode(evt, didDrag);
       return;
     }
 
@@ -747,10 +747,16 @@ public class SeqPanel extends Panel implements MouseMotionListener,
   {
     if (av.isFollowHighlight())
     {
+      // don't allow highlight of protein/cDNA to also scroll a complementary
+      // panel,as this sets up a feedback loop (scrolling panel 1 causes moused
+      // over residue to change abruptly, causing highlighted residue in panel 2
+      // to change, causing a scroll in panel 1 etc)
+      ap.setToScrollComplementPanel(false);
       if (ap.scrollToPosition(results, true))
       {
         ap.alignFrame.repaint();
       }
+      ap.setToScrollComplementPanel(true);
     }
     setStatusMessage(results);
     seqCanvas.highlightSearchResults(results);
@@ -1472,7 +1478,7 @@ public class SeqPanel extends Panel implements MouseMotionListener,
           {
             if (links == null)
             {
-              links = new Vector<String>();
+              links = new Vector<>();
             }
             for (int j = 0; j < allFeatures[i].links.size(); j++)
             {
@@ -1521,7 +1527,7 @@ public class SeqPanel extends Panel implements MouseMotionListener,
     }
   }
 
-  public void doMouseReleasedDefineMode(MouseEvent evt)
+  public void doMouseReleasedDefineMode(MouseEvent evt, boolean afterDrag)
   {
     if (stretchGroup == null)
     {
@@ -1531,7 +1537,8 @@ public class SeqPanel extends Panel implements MouseMotionListener,
     // but defer colourscheme update until hidden sequences are passed in
     boolean vischange = stretchGroup.recalcConservation(true);
     // here we rely on stretchGroup == av.getSelection()
-    needOverviewUpdate |= vischange && av.isSelectionDefinedGroup();
+    needOverviewUpdate |= vischange && av.isSelectionDefinedGroup()
+            && afterDrag;
     if (stretchGroup.cs != null)
     {
       stretchGroup.cs.alignmentChanged(stretchGroup,
@@ -1770,24 +1777,24 @@ public class SeqPanel extends Panel implements MouseMotionListener,
           if (mouseDragging && evt.getY() < 0
                   && av.getRanges().getStartSeq() > 0)
           {
-            running = ap.scrollUp(true);
+            running = av.getRanges().scrollUp(true);
           }
 
           if (mouseDragging && evt.getY() >= getSize().height
                   && av.getAlignment().getHeight() > av.getRanges()
                           .getEndSeq())
           {
-            running = ap.scrollUp(false);
+            running = av.getRanges().scrollUp(false);
           }
 
           if (mouseDragging && evt.getX() < 0)
           {
-            running = ap.scrollRight(false);
+            running = av.getRanges().scrollRight(false);
           }
 
           else if (mouseDragging && evt.getX() >= getSize().width)
           {
-            running = ap.scrollRight(true);
+            running = av.getRanges().scrollRight(true);
           }
         }