X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FScalePanel.java;h=5da14b3a93e58b2fca92f3dec27bde7b32aa8ef7;hb=7fb89dadbc3eac97602fc84e519014582abe4649;hp=cb7f0dab404af3442de9785bc6935e65e99a67f4;hpb=33f8761fdb05b594fd8a3341180256003d3a91df;p=jalview.git

diff --git a/src/jalview/gui/ScalePanel.java b/src/jalview/gui/ScalePanel.java
index cb7f0da..5da14b3 100755
--- a/src/jalview/gui/ScalePanel.java
+++ b/src/jalview/gui/ScalePanel.java
@@ -35,6 +35,7 @@ import java.awt.Color;
 import java.awt.FontMetrics;
 import java.awt.Graphics;
 import java.awt.Graphics2D;
+import java.awt.Point;
 import java.awt.RenderingHints;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
@@ -42,6 +43,7 @@ import java.awt.event.MouseEvent;
 import java.awt.event.MouseListener;
 import java.awt.event.MouseMotionListener;
 import java.beans.PropertyChangeEvent;
+import java.util.Iterator;
 import java.util.List;
 
 import javax.swing.JMenuItem;
@@ -112,7 +114,7 @@ public class ScalePanel extends JPanel
 
     if (av.hasHiddenColumns())
     {
-      x = av.getAlignment().getHiddenColumns().adjustForHiddenColumns(x);
+      x = av.getAlignment().getHiddenColumns().visibleToAbsoluteColumn(x);
     }
 
     if (x >= av.getAlignment().getWidth())
@@ -174,7 +176,7 @@ public class ScalePanel extends JPanel
       });
       pop.add(item);
 
-      if (av.getAlignment().getHiddenColumns().hasHiddenColumns())
+      if (av.getAlignment().getHiddenColumns().hasMultiHiddenColumnRegions())
       {
         item = new JMenuItem(MessageManager.getString("action.reveal_all"));
         item.addActionListener(new ActionListener()
@@ -265,29 +267,26 @@ public class ScalePanel extends JPanel
   }
 
   /**
-   * DOCUMENT ME!
+   * Action on mouseUp is to set the limit of the current selection group (if
+   * there is one) and broadcast the selection
    * 
    * @param evt
-   *          DOCUMENT ME!
    */
   @Override
   public void mouseReleased(MouseEvent evt)
   {
     mouseDragging = false;
+    ap.getSeqPanel().stopScrolling();
 
+    // todo res calculation should be a method on AlignViewport
     int res = (evt.getX() / av.getCharWidth())
             + av.getRanges().getStartRes();
-
     if (av.hasHiddenColumns())
     {
       res = av.getAlignment().getHiddenColumns()
-              .adjustForHiddenColumns(res);
-    }
-
-    if (res >= av.getAlignment().getWidth())
-    {
-      res = av.getAlignment().getWidth() - 1;
+              .visibleToAbsoluteColumn(res);
     }
+    res = Math.min(res, av.getAlignment().getWidth() - 1);
 
     if (!stretchingGroup)
     {
@@ -336,7 +335,7 @@ public class ScalePanel extends JPanel
     int res = (evt.getX() / av.getCharWidth())
             + av.getRanges().getStartRes();
     res = Math.max(0, res);
-    res = hidden.adjustForHiddenColumns(res);
+    res = hidden.visibleToAbsoluteColumn(res);
     res = Math.min(res, av.getAlignment().getWidth() - 1);
     min = Math.min(res, min);
     max = Math.max(res, max);
@@ -355,16 +354,23 @@ public class ScalePanel extends JPanel
   {
     if (mouseDragging)
     {
-      ap.getSeqPanel().scrollCanvas(null);
+      mouseDragging = false;
+      ap.getSeqPanel().stopScrolling();
     }
   }
 
+  /**
+   * Action on leaving the panel bounds with mouse drag in progress is to start
+   * scrolling the alignment in the direction of the mouse. To restrict
+   * scrolling to left-right (not up-down), the y-value of the mouse position is
+   * replaced with zero.
+   */
   @Override
   public void mouseExited(MouseEvent evt)
   {
     if (mouseDragging)
     {
-      ap.getSeqPanel().scrollCanvas(evt);
+      ap.getSeqPanel().startScrolling(new Point(evt.getX(), 0));
     }
   }
 
@@ -392,7 +398,7 @@ public class ScalePanel extends JPanel
     reveal = av.getAlignment().getHiddenColumns()
             .getRegionWithEdgeAtRes(res);
 
-    res = av.getAlignment().getHiddenColumns().adjustForHiddenColumns(res);
+    res = av.getAlignment().getHiddenColumns().visibleToAbsoluteColumn(res);
 
     ToolTipManager.sharedInstance().registerComponent(this);
     this.setToolTipText(
@@ -409,7 +415,7 @@ public class ScalePanel extends JPanel
   @Override
   public void paintComponent(Graphics g)
   {
-    super.paintComponent(g);
+    //super.paintComponent(g);  // BH 2019
 
     /*
      * shouldn't get called in wrapped mode as the scale above is
@@ -459,7 +465,7 @@ public class ScalePanel extends JPanel
         {
           if (hidden.isVisible(sel))
           {
-            sel = hidden.findColumnPosition(sel);
+            sel = hidden.absoluteToVisibleColumn(sel);
           }
           else
           {
@@ -489,23 +495,18 @@ public class ScalePanel extends JPanel
 
       if (av.getShowHiddenMarkers())
       {
-        List<Integer> positions = hidden.findHiddenRegionPositions();
-        for (int pos : positions)
+        Iterator<Integer> it = hidden.getStartRegionIterator(startx,
+                startx + widthx + 1);
+        while (it.hasNext())
         {
-          res = pos - startx;
-
-          if (res < 0 || res > widthx)
-          {
-            continue;
-          }
+          res = it.next() - startx;
 
           gg.fillPolygon(
                   new int[]
-                  { -1 + res * avCharWidth - avCharHeight / 4,
-                      -1 + res * avCharWidth + avCharHeight / 4,
-                      -1 + res * avCharWidth },
-                  new int[]
-                  { y, y, y + 2 * yOf }, 3);
+          { -1 + res * avCharWidth - avCharHeight / 4,
+              -1 + res * avCharWidth + avCharHeight / 4,
+              -1 + res * avCharWidth }, new int[]
+          { y, y, y + 2 * yOf }, 3);
         }
       }
     }