Merge branch 'develop' into features/JAL-2446NCList

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

diff --git a/src/jalview/gui/SeqPanel.java b/src/jalview/gui/SeqPanel.java
index c6c2deb..21d913f 100644 (file)
--- a/src/jalview/gui/SeqPanel.java
+++ b/src/jalview/gui/SeqPanel.java
@@ -85,6 +85,16 @@ public class SeqPanel extends JPanel implements MouseListener,
   /** DOCUMENT ME!! */
   public AlignmentPanel ap;
 
+  /*
+   * last column position for mouseMoved event
+   */
+  private int lastMouseColumn;
+
+  /*
+   * last sequence offset for mouseMoved event
+   */
+  private int lastMouseSeq;
+
   protected int lastres;
 
   protected int startseq;
@@ -171,6 +181,9 @@ public class SeqPanel extends JPanel implements MouseListener,
       ssm.addStructureViewerListener(this);
       ssm.addSelectionListener(this);
     }
+
+    lastMouseColumn = -1;
+    lastMouseSeq = -1;
   }
 
   int startWrapBlock = -1;
@@ -721,6 +734,15 @@ public class SeqPanel extends JPanel implements MouseListener,
     {
       return;
     }
+    if (column == lastMouseColumn && seq == lastMouseSeq)
+    {
+      /*
+       * just a pixel move without change of residue
+       */
+      return;
+    }
+    lastMouseColumn = column;
+    lastMouseSeq = seq;
 
     SequenceI sequence = av.getAlignment().getSequenceAt(seq);
 
@@ -786,18 +808,15 @@ public class SeqPanel extends JPanel implements MouseListener,
     }
     else
     {
-      if (lastTooltip == null
-              || !lastTooltip.equals(tooltipText.toString()))
+      String textString = tooltipText.toString();
+      if (lastTooltip == null || !lastTooltip.equals(textString))
       {
-        String formatedTooltipText = JvSwingUtils.wrapTooltip(true,
-                tooltipText.toString());
-        // String formatedTooltipText = tooltipText.toString();
-        setToolTipText(formatedTooltipText);
-        lastTooltip = tooltipText.toString();
+        String formattedTooltipText = JvSwingUtils.wrapTooltip(true,
+                textString);
+        setToolTipText(formattedTooltipText);
+        lastTooltip = textString;
       }
-
     }
-
   }
 
   /**