Merge branch 'bug/JAL-2778again' into releases/Release_2_10_4_Branch

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

diff --git a/src/jalview/gui/ScalePanel.java b/src/jalview/gui/ScalePanel.java
index 6b2f9c9..cb7f0da 100755 (executable)
--- a/src/jalview/gui/ScalePanel.java
+++ b/src/jalview/gui/ScalePanel.java
@@ -168,7 +168,7 @@ public class ScalePanel extends JPanel
         {
           av.showColumn(reveal[0]);
           reveal = null;
-          ap.paintAlignment(true);
+          ap.paintAlignment(true, true);
           av.sendSelection();
         }
       });
@@ -184,7 +184,7 @@ public class ScalePanel extends JPanel
           {
             av.showAllHiddenColumns();
             reveal = null;
-            ap.paintAlignment(true);
+            ap.paintAlignment(true, true);
             av.sendSelection();
           }
         });
@@ -208,7 +208,7 @@ public class ScalePanel extends JPanel
             av.setSelectionGroup(null);
           }
 
-          ap.paintAlignment(true);
+          ap.paintAlignment(true, true);
           av.sendSelection();
         }
       });
@@ -260,7 +260,7 @@ public class ScalePanel extends JPanel
       sg.setEndRes(max);
     }
     av.setSelectionGroup(sg);
-    ap.paintAlignment(false);
+    ap.paintAlignment(false, false);
     av.sendSelection();
   }
 
@@ -297,7 +297,7 @@ public class ScalePanel extends JPanel
       }
       else
       {
-        ap.paintAlignment(false);
+        ap.paintAlignment(false, false);
       }
       return;
     }
@@ -316,7 +316,7 @@ public class ScalePanel extends JPanel
       }
     }
     stretchingGroup = false;
-    ap.paintAlignment(false);
+    ap.paintAlignment(false, false);
     av.sendSelection();
   }
 
@@ -346,7 +346,7 @@ public class ScalePanel extends JPanel
     {
       stretchingGroup = true;
       cs.stretchGroup(res, sg, min, max);
-      ap.paintAlignment(false);
+      ap.paintAlignment(false, false);
     }
   }
 
@@ -409,6 +409,8 @@ public class ScalePanel extends JPanel
   @Override
   public void paintComponent(Graphics g)
   {
+    super.paintComponent(g);
+
     /*
      * shouldn't get called in wrapped mode as the scale above is
      * drawn instead by SeqCanvas.drawNorthScale
@@ -550,10 +552,15 @@ public class ScalePanel extends JPanel
     // paint, so scroll events are identified as changes to the horizontal or
     // vertical start value.
     if (evt.getPropertyName().equals(ViewportRanges.STARTRES)
-            || evt.getPropertyName().equals(ViewportRanges.STARTRESANDSEQ))
+            || evt.getPropertyName().equals(ViewportRanges.STARTRESANDSEQ)
+            || evt.getPropertyName().equals(ViewportRanges.MOVE_VIEWPORT))
     {
       // scroll event, repaint panel
-      repaint();
+       
+       // Call repaint on alignment panel so that repaints from other alignment
+    // panel components can be aggregated. Otherwise performance of the overview
+    // window and others may be adversely affected.
+      av.getAlignPanel().repaint();
     }
   }