JAL-1645 Version-Rel Version 2.9 Year-Rel 2015 Licensing glob
[jalview.git] / src / jalview / gui / FeatureSettings.java
old mode 100755 (executable)
new mode 100644 (file)
index db93724..a2d0559
@@ -1,41 +1,96 @@
 /*
- * Jalview - A Sequence Alignment Editor and Viewer (Version 2.4)
- * Copyright (C) 2008 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
+ * Jalview - A Sequence Alignment Editor and Viewer (Version 2.9)
+ * Copyright (C) 2015 The Jalview Authors
  * 
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
+ * This file is part of Jalview.
  * 
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * Jalview is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License 
+ * as published by the Free Software Foundation, either version 3
+ * of the License, or (at your option) any later version.
+ *  
+ * Jalview is distributed in the hope that it will be useful, but 
+ * WITHOUT ANY WARRANTY; without even the implied warranty 
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+ * PURPOSE.  See the GNU General Public License for more details.
  * 
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ * along with Jalview.  If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
  */
 package jalview.gui;
 
-import java.io.*;
-import java.util.*;
-
-import java.awt.*;
-import java.awt.event.*;
+import jalview.api.FeatureSettingsControllerI;
+import jalview.bin.Cache;
+import jalview.datamodel.SequenceFeature;
+import jalview.datamodel.SequenceI;
+import jalview.gui.Help.HelpId;
+import jalview.io.JalviewFileChooser;
+import jalview.schemes.AnnotationColourGradient;
+import jalview.schemes.GraduatedColor;
+import jalview.util.MessageManager;
+import jalview.viewmodel.AlignmentViewport;
+import jalview.ws.dbsources.das.api.jalviewSourceI;
+
+import java.awt.BorderLayout;
+import java.awt.Color;
+import java.awt.Component;
+import java.awt.Font;
+import java.awt.Graphics;
+import java.awt.GridLayout;
+import java.awt.Rectangle;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.ItemEvent;
+import java.awt.event.ItemListener;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseMotionAdapter;
 import java.beans.PropertyChangeEvent;
 import java.beans.PropertyChangeListener;
-
-import javax.swing.*;
-import javax.swing.event.*;
-import javax.swing.table.*;
-
-import jalview.analysis.AlignmentSorter;
-import jalview.commands.OrderCommand;
-import jalview.datamodel.*;
-import jalview.io.*;
-
-public class FeatureSettings extends JPanel
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.InputStreamReader;
+import java.io.OutputStreamWriter;
+import java.io.PrintWriter;
+import java.util.Hashtable;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Set;
+import java.util.Vector;
+
+import javax.help.HelpSetException;
+import javax.swing.AbstractCellEditor;
+import javax.swing.BorderFactory;
+import javax.swing.Icon;
+import javax.swing.JButton;
+import javax.swing.JCheckBox;
+import javax.swing.JCheckBoxMenuItem;
+import javax.swing.JColorChooser;
+import javax.swing.JDialog;
+import javax.swing.JInternalFrame;
+import javax.swing.JLabel;
+import javax.swing.JLayeredPane;
+import javax.swing.JMenuItem;
+import javax.swing.JOptionPane;
+import javax.swing.JPanel;
+import javax.swing.JPopupMenu;
+import javax.swing.JScrollPane;
+import javax.swing.JSlider;
+import javax.swing.JTabbedPane;
+import javax.swing.JTable;
+import javax.swing.ListSelectionModel;
+import javax.swing.SwingConstants;
+import javax.swing.SwingUtilities;
+import javax.swing.event.ChangeEvent;
+import javax.swing.event.ChangeListener;
+import javax.swing.table.AbstractTableModel;
+import javax.swing.table.TableCellEditor;
+import javax.swing.table.TableCellRenderer;
+
+public class FeatureSettings extends JPanel implements
+        FeatureSettingsControllerI
 {
   DasSourceBrowser dassourceBrowser;
 
@@ -51,6 +106,8 @@ public class FeatureSettings extends JPanel
 
   Object[][] originalData;
 
+  private float originalTransparency;
+
   final JInternalFrame frame;
 
   JScrollPane scrollPane = new JScrollPane();
@@ -61,14 +118,15 @@ public class FeatureSettings extends JPanel
 
   JSlider transparency = new JSlider();
 
-  JPanel transPanel = new JPanel(new FlowLayout());
+  JPanel transPanel = new JPanel(new GridLayout(1, 2));
 
   public FeatureSettings(AlignFrame af)
   {
     this.af = af;
     fr = af.getFeatureRenderer();
-
-    transparency.setMaximum(100 - (int) (fr.transparency * 100));
+    // allow transparency to be recovered
+    transparency.setMaximum(100 - (int) ((originalTransparency = fr
+            .getTransparency()) * 100));
 
     try
     {
@@ -78,13 +136,30 @@ public class FeatureSettings extends JPanel
       ex.printStackTrace();
     }
 
-    table = new JTable();
+    table = new JTable()
+    {
+      @Override
+      public String getToolTipText(MouseEvent e)
+      {
+        if (table.columnAtPoint(e.getPoint()) == 0)
+        {
+          /*
+           * Tooltip for feature name only
+           */
+          return JvSwingUtils.wrapTooltip(true, MessageManager
+                  .getString("label.feature_settings_click_drag"));
+        }
+        return null;
+      }
+    };
     table.getTableHeader().setFont(new Font("Verdana", Font.PLAIN, 12));
     table.setFont(new Font("Verdana", Font.PLAIN, 12));
     table.setDefaultRenderer(Color.class, new ColorRenderer());
 
-    table.setDefaultEditor(Color.class, new ColorEditor());
+    table.setDefaultEditor(Color.class, new ColorEditor(this));
 
+    table.setDefaultEditor(GraduatedColor.class, new ColorEditor(this));
+    table.setDefaultRenderer(GraduatedColor.class, new ColorRenderer());
     table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
 
     table.addMouseListener(new MouseAdapter()
@@ -92,9 +167,30 @@ public class FeatureSettings extends JPanel
       public void mousePressed(MouseEvent evt)
       {
         selectedRow = table.rowAtPoint(evt.getPoint());
-        if (javax.swing.SwingUtilities.isRightMouseButton(evt))
+        if (SwingUtilities.isRightMouseButton(evt))
         {
-          popupSort((String) table.getValueAt(selectedRow, 0), fr.minmax,
+          popupSort(selectedRow, (String) table.getValueAt(selectedRow, 0),
+                  table.getValueAt(selectedRow, 1), fr.getMinMax(),
+                  evt.getX(), evt.getY());
+        }
+        else if (evt.getClickCount() == 2)
+        {
+          fr.ap.alignFrame.avc.markColumnsContainingFeatures(
+                  evt.isAltDown(), evt.isShiftDown() || evt.isMetaDown(),
+                  evt.isMetaDown(),
+                  (String) table.getValueAt(selectedRow, 0));
+        }
+      }
+
+      // isPopupTrigger fires on mouseReleased on Mac
+      @Override
+      public void mouseReleased(MouseEvent evt)
+      {
+        selectedRow = table.rowAtPoint(evt.getPoint());
+        if (evt.isPopupTrigger())
+        {
+          popupSort(selectedRow, (String) table.getValueAt(selectedRow, 0),
+                  table.getValueAt(selectedRow, 1), fr.getMinMax(),
                   evt.getX(), evt.getY());
         }
       }
@@ -124,19 +220,19 @@ public class FeatureSettings extends JPanel
         }
       }
     });
-
+    // table.setToolTipText(JvSwingUtils.wrapTooltip(true,
+    // MessageManager.getString("label.feature_settings_click_drag")));
     scrollPane.setViewportView(table);
 
-    dassourceBrowser = new DasSourceBrowser();
+    dassourceBrowser = new DasSourceBrowser(this);
     dasSettingsPane.add(dassourceBrowser, BorderLayout.CENTER);
 
-    if (af.getViewport().featuresDisplayed == null
-            || fr.renderOrder == null)
+    if (af.getViewport().isShowSequenceFeatures() || !fr.hasRenderOrder())
     {
       fr.findAllFeatures(true); // display everything!
     }
 
-    setTableData();
+    discoverAllFeatureData();
     final PropertyChangeListener change;
     final FeatureSettings fs = this;
     fr.addPropertyChangeListener(change = new PropertyChangeListener()
@@ -156,24 +252,38 @@ public class FeatureSettings extends JPanel
 
     frame = new JInternalFrame();
     frame.setContentPane(this);
-    Desktop.addInternalFrame(frame, "Sequence Feature Settings", 400, 450);
-    frame
-            .addInternalFrameListener(new javax.swing.event.InternalFrameAdapter()
-            {
-              public void internalFrameClosed(
-                      javax.swing.event.InternalFrameEvent evt)
-              {
-                fr.removePropertyChangeListener(change);
-              };
-            });
+    if (new jalview.util.Platform().isAMac())
+    {
+      Desktop.addInternalFrame(frame,
+              MessageManager.getString("label.sequence_feature_settings"),
+              475, 480);
+    }
+    else
+    {
+      Desktop.addInternalFrame(frame,
+              MessageManager.getString("label.sequence_feature_settings"),
+              400, 450);
+    }
+
+    frame.addInternalFrameListener(new javax.swing.event.InternalFrameAdapter()
+    {
+      public void internalFrameClosed(
+              javax.swing.event.InternalFrameEvent evt)
+      {
+        fr.removePropertyChangeListener(change);
+        dassourceBrowser.fs = null;
+      };
+    });
     frame.setLayer(JLayeredPane.PALETTE_LAYER);
   }
 
-  protected void popupSort(final String type, final Hashtable minmax,
-          int x, int y)
+  protected void popupSort(final int selectedRow, final String type,
+          final Object typeCol, final Hashtable minmax, int x, int y)
   {
-    JPopupMenu men = new JPopupMenu("Settings for " + type);
-    JMenuItem scr = new JMenuItem("Sort by Score");
+    JPopupMenu men = new JPopupMenu(MessageManager.formatMessage(
+            "label.settings_for_param", new String[] { type }));
+    JMenuItem scr = new JMenuItem(
+            MessageManager.getString("label.sort_by_score"));
     men.add(scr);
     final FeatureSettings me = this;
     scr.addActionListener(new ActionListener()
@@ -181,19 +291,18 @@ public class FeatureSettings extends JPanel
 
       public void actionPerformed(ActionEvent e)
       {
-        me.sortByScore(new String[]
-        { type });
+        me.af.avc.sortAlignmentByFeatureScore(new String[] { type });
       }
 
     });
-    JMenuItem dens = new JMenuItem("Sort by Density");
+    JMenuItem dens = new JMenuItem(
+            MessageManager.getString("label.sort_by_density"));
     dens.addActionListener(new ActionListener()
     {
 
       public void actionPerformed(ActionEvent e)
       {
-        me.sortByDens(new String[]
-        { type });
+        me.af.avc.sortAlignmentByFeatureDensity(new String[] { type });
       }
 
     });
@@ -201,27 +310,106 @@ public class FeatureSettings extends JPanel
     if (minmax != null)
     {
       final Object typeMinMax = minmax.get(type);
-      final JCheckBoxMenuItem chb = new JCheckBoxMenuItem("Vary Height");
-      chb.setSelected(minmax.get(type) != null);
-      chb.addActionListener(new ActionListener()
+      /*
+       * final JCheckBoxMenuItem chb = new JCheckBoxMenuItem("Vary Height"); //
+       * this is broken at the moment and isn't that useful anyway!
+       * chb.setSelected(minmax.get(type) != null); chb.addActionListener(new
+       * ActionListener() {
+       * 
+       * public void actionPerformed(ActionEvent e) {
+       * chb.setState(chb.getState()); if (chb.getState()) { minmax.put(type,
+       * null); } else { minmax.put(type, typeMinMax); } }
+       * 
+       * });
+       * 
+       * men.add(chb);
+       */
+      if (typeMinMax != null && ((float[][]) typeMinMax)[0] != null)
       {
-
-        public void actionPerformed(ActionEvent e)
+        // if (table.getValueAt(row, column));
+        // graduated colourschemes for those where minmax exists for the
+        // positional features
+        final JCheckBoxMenuItem mxcol = new JCheckBoxMenuItem(
+                "Graduated Colour");
+        mxcol.setSelected(!(typeCol instanceof Color));
+        men.add(mxcol);
+        mxcol.addActionListener(new ActionListener()
         {
-          chb.setState(chb.getState());
-          if (chb.getState())
-          {
-            minmax.put(type, null);
-          }
-          else
+          JColorChooser colorChooser;
+
+          public void actionPerformed(ActionEvent e)
           {
-            minmax.put(type, typeMinMax);
+            if (e.getSource() == mxcol)
+            {
+              if (typeCol instanceof Color)
+              {
+                FeatureColourChooser fc = new FeatureColourChooser(me.fr,
+                        type);
+                fc.addActionListener(this);
+              }
+              else
+              {
+                // bring up simple color chooser
+                colorChooser = new JColorChooser();
+                JDialog dialog = JColorChooser.createDialog(me,
+                        "Select new Colour", true, // modal
+                        colorChooser, this, // OK button handler
+                        null); // no CANCEL button handler
+                colorChooser.setColor(((GraduatedColor) typeCol)
+                        .getMaxColor());
+                dialog.setVisible(true);
+              }
+            }
+            else
+            {
+              if (e.getSource() instanceof FeatureColourChooser)
+              {
+                FeatureColourChooser fc = (FeatureColourChooser) e
+                        .getSource();
+                table.setValueAt(fc.getLastColour(), selectedRow, 1);
+                table.validate();
+              }
+              else
+              {
+                // probably the color chooser!
+                table.setValueAt(colorChooser.getColor(), selectedRow, 1);
+                table.validate();
+                me.updateFeatureRenderer(
+                        ((FeatureTableModel) table.getModel()).getData(),
+                        false);
+              }
+            }
           }
-        }
 
-      });
-      men.add(chb);
+        });
+      }
     }
+    JMenuItem selCols = new JMenuItem(
+            MessageManager.getString("label.select_columns_containing"));
+    selCols.addActionListener(new ActionListener()
+    {
+
+      @Override
+      public void actionPerformed(ActionEvent arg0)
+      {
+        fr.ap.alignFrame.avc.markColumnsContainingFeatures(false, false,
+                false, type);
+      }
+    });
+    JMenuItem clearCols = new JMenuItem(
+            MessageManager.getString("label.select_columns_not_containing"));
+    clearCols.addActionListener(new ActionListener()
+    {
+
+      @Override
+      public void actionPerformed(ActionEvent arg0)
+      {
+        fr.ap.alignFrame.avc.markColumnsContainingFeatures(true, false,
+                false, type);
+      }
+    });
+    men.add(selCols);
+    men.add(clearCols);
     men.show(table, x, y);
   }
 
@@ -235,27 +423,22 @@ public class FeatureSettings extends JPanel
    */
   Hashtable typeWidth = null;
 
-  synchronized public void setTableData()
+  @Override
+  synchronized public void discoverAllFeatureData()
   {
-    if (fr.featureGroups == null)
-    {
-      fr.featureGroups = new Hashtable();
-    }
     Vector allFeatures = new Vector();
     Vector allGroups = new Vector();
     SequenceFeature[] tmpfeatures;
     String group;
-    for (int i = 0; i < af.getViewport().alignment.getHeight(); i++)
+    for (int i = 0; i < af.getViewport().getAlignment().getHeight(); i++)
     {
-      if (af.getViewport().alignment.getSequenceAt(i).getDatasetSequence()
-              .getSequenceFeatures() == null)
+      tmpfeatures = af.getViewport().getAlignment().getSequenceAt(i)
+              .getSequenceFeatures();
+      if (tmpfeatures == null)
       {
         continue;
       }
 
-      tmpfeatures = af.getViewport().alignment.getSequenceAt(i)
-              .getDatasetSequence().getSequenceFeatures();
-
       int index = 0;
       while (index < tmpfeatures.length)
       {
@@ -271,10 +454,7 @@ public class FeatureSettings extends JPanel
           if (!allGroups.contains(group))
           {
             allGroups.addElement(group);
-            if (group != null)
-            {
-              checkGroupState(group);
-            }
+            checkGroupState(group);
           }
         }
 
@@ -292,21 +472,14 @@ public class FeatureSettings extends JPanel
   }
 
   /**
+   * Synchronise gui group list and check visibility of group
    * 
    * @param group
-   * @return true if group has been seen before and is already added to set.
+   * @return true if group is visible
    */
   private boolean checkGroupState(String group)
   {
-    boolean visible;
-    if (fr.featureGroups.containsKey(group))
-    {
-      visible = ((Boolean) fr.featureGroups.get(group)).booleanValue();
-    }
-    else
-    {
-      visible = true; // new group is always made visible
-    }
+    boolean visible = fr.checkGroupVisibility(group, true);
 
     if (groupPanel == null)
     {
@@ -327,10 +500,8 @@ public class FeatureSettings extends JPanel
     if (alreadyAdded)
     {
 
-      return true;
+      return visible;
     }
-
-    fr.featureGroups.put(group, new Boolean(visible));
     final String grp = group;
     final JCheckBox check = new JCheckBox(group, visible);
     check.setFont(new Font("Serif", Font.BOLD, 12));
@@ -338,20 +509,18 @@ public class FeatureSettings extends JPanel
     {
       public void itemStateChanged(ItemEvent evt)
       {
-        fr.featureGroups.put(check.getText(), new Boolean(check
-                .isSelected()));
-        af.alignPanel.seqPanel.seqCanvas.repaint();
+        fr.setGroupVisibility(check.getText(), check.isSelected());
+        af.alignPanel.getSeqPanel().seqCanvas.repaint();
         if (af.alignPanel.overviewPanel != null)
         {
           af.alignPanel.overviewPanel.updateOverviewImage();
         }
 
-        resetTable(new String[]
-        { grp });
+        resetTable(new String[] { grp });
       }
     });
     groupPanel.add(check);
-    return false;
+    return visible;
   }
 
   boolean resettingTable = false;
@@ -374,11 +543,11 @@ public class FeatureSettings extends JPanel
     // Find out which features should be visible depending on which groups
     // are selected / deselected
     // and recompute average width ordering
-    for (int i = 0; i < af.getViewport().alignment.getHeight(); i++)
+    for (int i = 0; i < af.getViewport().getAlignment().getHeight(); i++)
     {
 
-      tmpfeatures = af.getViewport().alignment.getSequenceAt(i)
-              .getDatasetSequence().getSequenceFeatures();
+      tmpfeatures = af.getViewport().getAlignment().getSequenceAt(i)
+              .getSequenceFeatures();
       if (tmpfeatures == null)
       {
         continue;
@@ -395,11 +564,8 @@ public class FeatureSettings extends JPanel
           continue;
         }
 
-        if (group == null || fr.featureGroups.get(group) == null
-                || ((Boolean) fr.featureGroups.get(group)).booleanValue())
+        if (group == null || checkGroupState(group))
         {
-          if (group != null)
-            checkGroupState(group);
           type = tmpfeatures[index].getType();
           if (!visibleChecks.contains(type))
           {
@@ -434,17 +600,20 @@ public class FeatureSettings extends JPanel
     Object[][] data = new Object[fSize][3];
     int dataIndex = 0;
 
-    if (fr.renderOrder != null)
+    if (fr.hasRenderOrder())
     {
       if (!handlingUpdate)
+      {
         fr.findAllFeatures(groupChanged != null); // prod to update
-      // colourschemes. but don't
-      // affect display
-      // First add the checks in the previous render order,
-      // in case the window has been closed and reopened
-      for (int ro = fr.renderOrder.length - 1; ro > -1; ro--)
+        // colourschemes. but don't
+        // affect display
+        // First add the checks in the previous render order,
+        // in case the window has been closed and reopened
+      }
+      List<String> frl = fr.getRenderOrder();
+      for (int ro = frl.size() - 1; ro > -1; ro--)
       {
-        type = fr.renderOrder[ro];
+        type = frl.get(ro);
 
         if (!visibleChecks.contains(type))
         {
@@ -452,9 +621,9 @@ public class FeatureSettings extends JPanel
         }
 
         data[dataIndex][0] = type;
-        data[dataIndex][1] = fr.getColour(type);
-        data[dataIndex][2] = new Boolean(af.getViewport().featuresDisplayed
-                .containsKey(type));
+        data[dataIndex][1] = fr.getFeatureStyle(type);
+        data[dataIndex][2] = new Boolean(af.getViewport()
+                .getFeaturesDisplayed().isVisible(type));
         dataIndex++;
         visibleChecks.removeElement(type);
       }
@@ -468,11 +637,11 @@ public class FeatureSettings extends JPanel
       type = visibleChecks.elementAt(i).toString();
       data[dataIndex][0] = type;
 
-      data[dataIndex][1] = fr.getColour(type);
+      data[dataIndex][1] = fr.getFeatureStyle(type);
       if (data[dataIndex][1] == null)
       {
         // "Colour has been updated in another view!!"
-        fr.renderOrder = null;
+        fr.clearRenderOrder();
         return;
       }
 
@@ -483,7 +652,10 @@ public class FeatureSettings extends JPanel
     if (originalData == null)
     {
       originalData = new Object[data.length][3];
-      System.arraycopy(data, 0, originalData, 0, data.length);
+      for (int i = 0; i < data.length; i++)
+      {
+        System.arraycopy(data[i], 0, originalData[i], 0, 3);
+      }
     }
 
     table.setModel(new FeatureTableModel(data));
@@ -491,8 +663,8 @@ public class FeatureSettings extends JPanel
 
     if (groupPanel != null)
     {
-      groupPanel.setLayout(new GridLayout(fr.featureGroups.size() / 4 + 1,
-              4));
+      groupPanel.setLayout(new GridLayout(
+              fr.getFeatureGroupsSize() / 4 + 1, 4));
 
       groupPanel.validate();
       bigPanel.add(groupPanel, BorderLayout.NORTH);
@@ -515,23 +687,31 @@ public class FeatureSettings extends JPanel
     {
       order[i] = fr.getOrder(data[i][0].toString());
       if (order[i] < 0)
+      {
         order[i] = fr.setOrder(data[i][0].toString(), i / order.length);
+      }
       if (i > 1)
+      {
         sort = sort || order[i - 1] > order[i];
+      }
     }
     if (sort)
+    {
       jalview.util.QuickSort.sort(order, data);
+    }
   }
 
   void load()
   {
-    JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache
-            .getProperty("LAST_DIRECTORY"), new String[]
-    { "fc" }, new String[]
-    { "Sequence Feature Colours" }, "Sequence Feature Colours");
+    JalviewFileChooser chooser = new JalviewFileChooser(
+            jalview.bin.Cache.getProperty("LAST_DIRECTORY"),
+            new String[] { "fc" },
+            new String[] { "Sequence Feature Colours" },
+            "Sequence Feature Colours");
     chooser.setFileView(new jalview.io.JalviewFileView());
-    chooser.setDialogTitle("Load Feature Colours");
-    chooser.setToolTipText("Load");
+    chooser.setDialogTitle(MessageManager
+            .getString("label.load_feature_colours"));
+    chooser.setToolTipText(MessageManager.getString("action.load"));
 
     int value = chooser.showOpenDialog(this);
 
@@ -544,14 +724,64 @@ public class FeatureSettings extends JPanel
         InputStreamReader in = new InputStreamReader(new FileInputStream(
                 file), "UTF-8");
 
-        jalview.binding.JalviewUserColours jucs = new jalview.binding.JalviewUserColours();
-        jucs = (jalview.binding.JalviewUserColours) jucs.unmarshal(in);
+        jalview.schemabinding.version2.JalviewUserColours jucs = new jalview.schemabinding.version2.JalviewUserColours();
+        jucs = jucs.unmarshal(in);
 
         for (int i = jucs.getColourCount() - 1; i >= 0; i--)
         {
           String name;
-          fr.setColour(name = jucs.getColour(i).getName(), new Color(
-                  Integer.parseInt(jucs.getColour(i).getRGB(), 16)));
+          jalview.schemabinding.version2.Colour newcol = jucs.getColour(i);
+          if (newcol.hasMax())
+          {
+            Color mincol = null, maxcol = null;
+            try
+            {
+              mincol = new Color(Integer.parseInt(newcol.getMinRGB(), 16));
+              maxcol = new Color(Integer.parseInt(newcol.getRGB(), 16));
+
+            } catch (Exception e)
+            {
+              Cache.log.warn("Couldn't parse out graduated feature color.",
+                      e);
+            }
+            GraduatedColor gcol = new GraduatedColor(mincol, maxcol,
+                    newcol.getMin(), newcol.getMax());
+            if (newcol.hasAutoScale())
+            {
+              gcol.setAutoScaled(newcol.getAutoScale());
+            }
+            if (newcol.hasColourByLabel())
+            {
+              gcol.setColourByLabel(newcol.getColourByLabel());
+            }
+            if (newcol.hasThreshold())
+            {
+              gcol.setThresh(newcol.getThreshold());
+              gcol.setThreshType(AnnotationColourGradient.NO_THRESHOLD); // default
+            }
+            if (newcol.getThreshType().length() > 0)
+            {
+              String ttyp = newcol.getThreshType();
+              if (ttyp.equalsIgnoreCase("NONE"))
+              {
+                gcol.setThreshType(AnnotationColourGradient.NO_THRESHOLD);
+              }
+              if (ttyp.equalsIgnoreCase("ABOVE"))
+              {
+                gcol.setThreshType(AnnotationColourGradient.ABOVE_THRESHOLD);
+              }
+              if (ttyp.equalsIgnoreCase("BELOW"))
+              {
+                gcol.setThreshType(AnnotationColourGradient.BELOW_THRESHOLD);
+              }
+            }
+            fr.setColour(name = newcol.getName(), gcol);
+          }
+          else
+          {
+            fr.setColour(name = jucs.getColour(i).getName(), new Color(
+                    Integer.parseInt(jucs.getColour(i).getRGB(), 16)));
+          }
           fr.setOrder(name, (i == 0) ? 0 : i / jucs.getColourCount());
         }
         if (table != null)
@@ -572,44 +802,73 @@ public class FeatureSettings extends JPanel
 
   void save()
   {
-    JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache
-            .getProperty("LAST_DIRECTORY"), new String[]
-    { "fc" }, new String[]
-    { "Sequence Feature Colours" }, "Sequence Feature Colours");
+    JalviewFileChooser chooser = new JalviewFileChooser(
+            jalview.bin.Cache.getProperty("LAST_DIRECTORY"),
+            new String[] { "fc" },
+            new String[] { "Sequence Feature Colours" },
+            "Sequence Feature Colours");
     chooser.setFileView(new jalview.io.JalviewFileView());
-    chooser.setDialogTitle("Save Feature Colour Scheme");
-    chooser.setToolTipText("Save");
+    chooser.setDialogTitle(MessageManager
+            .getString("label.save_feature_colours"));
+    chooser.setToolTipText(MessageManager.getString("action.save"));
 
     int value = chooser.showSaveDialog(this);
 
     if (value == JalviewFileChooser.APPROVE_OPTION)
     {
       String choice = chooser.getSelectedFile().getPath();
-      jalview.binding.JalviewUserColours ucs = new jalview.binding.JalviewUserColours();
+      jalview.schemabinding.version2.JalviewUserColours ucs = new jalview.schemabinding.version2.JalviewUserColours();
       ucs.setSchemeName("Sequence Features");
       try
       {
         PrintWriter out = new PrintWriter(new OutputStreamWriter(
                 new FileOutputStream(choice), "UTF-8"));
 
-        Enumeration e = fr.featureColours.keys();
-        float[] sortOrder = new float[fr.featureColours.size()];
-        String[] sortTypes = new String[fr.featureColours.size()];
+        Set fr_colours = fr.getAllFeatureColours();
+        Iterator e = fr_colours.iterator();
+        float[] sortOrder = new float[fr_colours.size()];
+        String[] sortTypes = new String[fr_colours.size()];
         int i = 0;
-        while (e.hasMoreElements())
+        while (e.hasNext())
         {
-          sortTypes[i] = e.nextElement().toString();
+          sortTypes[i] = e.next().toString();
           sortOrder[i] = fr.getOrder(sortTypes[i]);
           i++;
         }
         jalview.util.QuickSort.sort(sortOrder, sortTypes);
         sortOrder = null;
+        Object fcol;
+        GraduatedColor gcol;
         for (i = 0; i < sortTypes.length; i++)
         {
-          jalview.binding.Colour col = new jalview.binding.Colour();
+          jalview.schemabinding.version2.Colour col = new jalview.schemabinding.version2.Colour();
           col.setName(sortTypes[i]);
           col.setRGB(jalview.util.Format.getHexString(fr.getColour(col
                   .getName())));
+          fcol = fr.getFeatureStyle(sortTypes[i]);
+          if (fcol instanceof GraduatedColor)
+          {
+            gcol = (GraduatedColor) fcol;
+            col.setMin(gcol.getMin());
+            col.setMax(gcol.getMax());
+            col.setMinRGB(jalview.util.Format.getHexString(gcol
+                    .getMinColor()));
+            col.setAutoScale(gcol.isAutoScale());
+            col.setThreshold(gcol.getThresh());
+            col.setColourByLabel(gcol.isColourByLabel());
+            switch (gcol.getThreshType())
+            {
+            case AnnotationColourGradient.NO_THRESHOLD:
+              col.setThreshType("NONE");
+              break;
+            case AnnotationColourGradient.ABOVE_THRESHOLD:
+              col.setThreshType("ABOVE");
+              break;
+            case AnnotationColourGradient.BELOW_THRESHOLD:
+              col.setThreshType("BELOW");
+              break;
+            }
+          }
           ucs.addColour(col);
         }
         ucs.marshal(out);
@@ -634,7 +893,9 @@ public class FeatureSettings extends JPanel
   public void orderByAvWidth()
   {
     if (table == null || table.getModel() == null)
+    {
       return;
+    }
     Object[][] data = ((FeatureTableModel) table.getModel()).getData();
     float[] width = new float[data.length];
     float[] awidth;
@@ -656,7 +917,9 @@ public class FeatureSettings extends JPanel
         width[i] = 0;
       }
       if (max < width[i])
+      {
         max = width[i];
+      }
     }
     boolean sort = false;
     for (int i = 0; i < width.length; i++)
@@ -676,11 +939,15 @@ public class FeatureSettings extends JPanel
         fr.setOrder(data[i][0].toString(), width[i]); // store for later
       }
       if (i > 0)
+      {
         sort = sort || width[i - 1] > width[i];
+      }
     }
     if (sort)
+    {
       jalview.util.QuickSort.sort(width, data);
-    // update global priority order
+      // update global priority order
+    }
 
     updateFeatureRenderer(data, false);
     table.repaint();
@@ -748,7 +1015,9 @@ public class FeatureSettings extends JPanel
 
   JButton sortByDens = new JButton();
 
-  JPanel transbuttons = new JPanel(new BorderLayout());
+  JButton help = new JButton();
+
+  JPanel transbuttons = new JPanel(new GridLayout(5, 1));
 
   private void jbInit() throws Exception
   {
@@ -756,8 +1025,8 @@ public class FeatureSettings extends JPanel
     settingsPane.setLayout(borderLayout2);
     dasSettingsPane.setLayout(borderLayout3);
     bigPanel.setLayout(borderLayout4);
-    invert.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
-    invert.setText("Invert Selection");
+    invert.setFont(JvSwingUtils.getLabelFont());
+    invert.setText(MessageManager.getString("label.invert_selection"));
     invert.addActionListener(new ActionListener()
     {
       public void actionPerformed(ActionEvent e)
@@ -765,8 +1034,8 @@ public class FeatureSettings extends JPanel
         invertSelection();
       }
     });
-    optimizeOrder.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
-    optimizeOrder.setText("Optimise Order");
+    optimizeOrder.setFont(JvSwingUtils.getLabelFont());
+    optimizeOrder.setText(MessageManager.getString("label.optimise_order"));
     optimizeOrder.addActionListener(new ActionListener()
     {
       public void actionPerformed(ActionEvent e)
@@ -774,36 +1043,69 @@ public class FeatureSettings extends JPanel
         orderByAvWidth();
       }
     });
-    sortByScore.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
-    sortByScore.setText("Seq sort by Score");
+    sortByScore.setFont(JvSwingUtils.getLabelFont());
+    sortByScore
+            .setText(MessageManager.getString("label.seq_sort_by_score"));
     sortByScore.addActionListener(new ActionListener()
     {
       public void actionPerformed(ActionEvent e)
       {
-        sortByScore(null);
+        af.avc.sortAlignmentByFeatureScore(null);
       }
     });
-    sortByDens.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
-    sortByDens.setText("Seq Sort by density");
+    sortByDens.setFont(JvSwingUtils.getLabelFont());
+    sortByDens.setText(MessageManager
+            .getString("label.sequence_sort_by_density"));
     sortByDens.addActionListener(new ActionListener()
     {
       public void actionPerformed(ActionEvent e)
       {
-        sortByDens(null);
+        af.avc.sortAlignmentByFeatureDensity(null);
+      }
+    });
+    help.setFont(JvSwingUtils.getLabelFont());
+    help.setText(MessageManager.getString("action.help"));
+    help.addActionListener(new ActionListener()
+    {
+      public void actionPerformed(ActionEvent e)
+      {
+        try
+        {
+          Help.showHelpWindow(HelpId.SequenceFeatureSettings);
+        } catch (HelpSetException e1)
+        {
+          e1.printStackTrace();
+        }
+      }
+    });
+    help.setFont(JvSwingUtils.getLabelFont());
+    help.setText(MessageManager.getString("action.help"));
+    help.addActionListener(new ActionListener()
+    {
+      public void actionPerformed(ActionEvent e)
+      {
+        try
+        {
+          Help.showHelpWindow(HelpId.SequenceFeatureSettings);
+        } catch (HelpSetException e1)
+        {
+          e1.printStackTrace();
+        }
       }
     });
-    cancel.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
-    cancel.setText("Cancel");
+    cancel.setFont(JvSwingUtils.getLabelFont());
+    cancel.setText(MessageManager.getString("action.cancel"));
     cancel.addActionListener(new ActionListener()
     {
       public void actionPerformed(ActionEvent e)
       {
+        fr.setTransparency(originalTransparency);
         updateFeatureRenderer(originalData);
         close();
       }
     });
-    ok.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
-    ok.setText("OK");
+    ok.setFont(JvSwingUtils.getLabelFont());
+    ok.setText(MessageManager.getString("action.ok"));
     ok.addActionListener(new ActionListener()
     {
       public void actionPerformed(ActionEvent e)
@@ -811,8 +1113,8 @@ public class FeatureSettings extends JPanel
         close();
       }
     });
-    loadColours.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
-    loadColours.setText("Load Colours");
+    loadColours.setFont(JvSwingUtils.getLabelFont());
+    loadColours.setText(MessageManager.getString("label.load_colours"));
     loadColours.addActionListener(new ActionListener()
     {
       public void actionPerformed(ActionEvent e)
@@ -820,8 +1122,8 @@ public class FeatureSettings extends JPanel
         load();
       }
     });
-    saveColours.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
-    saveColours.setText("Save Colours");
+    saveColours.setFont(JvSwingUtils.getLabelFont());
+    saveColours.setText(MessageManager.getString("label.save_colours"));
     saveColours.addActionListener(new ActionListener()
     {
       public void actionPerformed(ActionEvent e)
@@ -833,13 +1135,15 @@ public class FeatureSettings extends JPanel
     {
       public void stateChanged(ChangeEvent evt)
       {
-        fr.setTransparency((float) (100 - transparency.getValue()) / 100f);
+        fr.setTransparency((100 - transparency.getValue()) / 100f);
         af.alignPanel.paintAlignment(true);
       }
     });
 
     transparency.setMaximum(70);
-    fetchDAS.setText("Fetch DAS Features");
+    transparency.setToolTipText(MessageManager
+            .getString("label.transparency_tip"));
+    fetchDAS.setText(MessageManager.getString("label.fetch_das_features"));
     fetchDAS.addActionListener(new ActionListener()
     {
       public void actionPerformed(ActionEvent e)
@@ -847,7 +1151,7 @@ public class FeatureSettings extends JPanel
         fetchDAS_actionPerformed(e);
       }
     });
-    saveDAS.setText("Save as default");
+    saveDAS.setText(MessageManager.getString("action.save_as_default"));
     saveDAS.addActionListener(new ActionListener()
     {
       public void actionPerformed(ActionEvent e)
@@ -858,7 +1162,7 @@ public class FeatureSettings extends JPanel
     dasButtonPanel.setBorder(BorderFactory.createEtchedBorder());
     dasSettingsPane.setBorder(null);
     cancelDAS.setEnabled(false);
-    cancelDAS.setText("Cancel Fetch");
+    cancelDAS.setText(MessageManager.getString("action.cancel_fetch"));
     cancelDAS.addActionListener(new ActionListener()
     {
       public void actionPerformed(ActionEvent e)
@@ -867,19 +1171,24 @@ public class FeatureSettings extends JPanel
       }
     });
     this.add(tabbedPane, java.awt.BorderLayout.CENTER);
-    tabbedPane.addTab("Feature Settings", settingsPane);
-    tabbedPane.addTab("DAS Settings", dasSettingsPane);
+    tabbedPane.addTab(MessageManager.getString("label.feature_settings"),
+            settingsPane);
+    tabbedPane.addTab(MessageManager.getString("label.das_settings"),
+            dasSettingsPane);
     bigPanel.add(transPanel, java.awt.BorderLayout.SOUTH);
+    transbuttons.add(optimizeOrder);
+    transbuttons.add(invert);
+    transbuttons.add(sortByScore);
+    transbuttons.add(sortByDens);
+    transbuttons.add(help);
+    JPanel sliderPanel = new JPanel();
+    sliderPanel.add(transparency);
     transPanel.add(transparency);
-    transbuttons.add(invert, java.awt.BorderLayout.NORTH);
-    transbuttons.add(optimizeOrder, java.awt.BorderLayout.SOUTH);
     transPanel.add(transbuttons);
     buttonPanel.add(ok);
     buttonPanel.add(cancel);
     buttonPanel.add(loadColours);
     buttonPanel.add(saveColours);
-    buttonPanel.add(sortByScore);
-    buttonPanel.add(sortByDens);
     bigPanel.add(scrollPane, java.awt.BorderLayout.CENTER);
     dasSettingsPane.add(dasButtonPanel, java.awt.BorderLayout.SOUTH);
     dasButtonPanel.add(fetchDAS);
@@ -889,122 +1198,11 @@ public class FeatureSettings extends JPanel
     settingsPane.add(buttonPanel, java.awt.BorderLayout.SOUTH);
   }
 
-  protected void sortByDens(String[] typ)
-  {
-    sortBy(typ, "Sort by Density", AlignmentSorter.FEATURE_DENSITY);
-  }
-
-  protected void sortBy(String[] typ, String methodText, final String method)
-  {
-    if (typ == null)
-    {
-      typ = getDisplayedFeatureTypes();
-    }
-    String gps[] = null;
-    gps = getDisplayedFeatureGroups();
-    if (typ != null)
-    {
-      for (int i = 0; i < typ.length; i++)
-      {
-        System.err.println("Sorting on Types:" + typ[i]);
-      }
-    }
-    if (gps != null)
-    {
-
-      for (int i = 0; i < gps.length; i++)
-      {
-        System.err.println("Sorting on groups:" + gps[i]);
-      }
-    }
-    AlignmentPanel alignPanel = af.alignPanel;
-    AlignmentI al = alignPanel.av.getAlignment();
-
-    int start, stop;
-    SequenceGroup sg = alignPanel.av.getSelectionGroup();
-    if (sg != null)
-    {
-      start = sg.getStartRes();
-      stop = sg.getEndRes();
-    }
-    else
-    {
-      start = 0;
-      stop = al.getWidth();
-    }
-    SequenceI[] oldOrder = al.getSequencesArray();
-    AlignmentSorter.sortByFeature(typ, gps, start, stop, al, method);
-    af.addHistoryItem(new OrderCommand(methodText, oldOrder, alignPanel.av
-            .getAlignment()));
-    alignPanel.paintAlignment(true);
-
-  }
-
-  protected void sortByScore(String[] typ)
-  {
-    sortBy(typ, "Sort by Feature Score", AlignmentSorter.FEATURE_SCORE);
-  }
-
-  private String[] getDisplayedFeatureTypes()
-  {
-    String[] typ = null;
-    if (fr != null)
-    {
-      synchronized (fr.renderOrder)
-      {
-        typ = new String[fr.renderOrder.length];
-        System.arraycopy(fr.renderOrder, 0, typ, 0, typ.length);
-        for (int i = 0; i < typ.length; i++)
-        {
-          if (af.viewport.featuresDisplayed.get(typ[i]) == null)
-          {
-            typ[i] = null;
-          }
-        }
-      }
-    }
-    return typ;
-  }
-
-  private String[] getDisplayedFeatureGroups()
-  {
-    String[] gps = null;
-    if (fr != null)
-    {
-
-      if (fr.featureGroups != null)
-      {
-        Enumeration en = fr.featureGroups.keys();
-        gps = new String[fr.featureColours.size()];
-        int g = 0;
-        boolean valid = false;
-        while (en.hasMoreElements())
-        {
-          String gp = (String) en.nextElement();
-          Boolean on = (Boolean) fr.featureGroups.get(gp);
-          if (on != null && on.booleanValue())
-          {
-            valid = true;
-            gps[g++] = gp;
-          }
-        }
-        while (g < gps.length)
-        {
-          gps[g++] = null;
-        }
-        if (!valid)
-        {
-          return null;
-        }
-      }
-    }
-    return gps;
-  }
-
   public void fetchDAS_actionPerformed(ActionEvent e)
   {
     fetchDAS.setEnabled(false);
     cancelDAS.setEnabled(true);
+    dassourceBrowser.setGuiEnabled(false);
     Vector selectedSources = dassourceBrowser.getSelectedSources();
     doDasFeatureFetch(selectedSources, true, true);
   }
@@ -1016,12 +1214,12 @@ public class FeatureSettings extends JPanel
    * @param checkDbRefs
    * @param promptFetchDbRefs
    */
-  private void doDasFeatureFetch(Vector selectedSources,
+  private void doDasFeatureFetch(List<jalviewSourceI> selectedSources,
           boolean checkDbRefs, boolean promptFetchDbRefs)
   {
     SequenceI[] dataset, seqs;
     int iSize;
-    AlignViewport vp = af.getViewport();
+    AlignmentViewport vp = af.getViewport();
     if (vp.getSelectionGroup() != null
             && vp.getSelectionGroup().getSize() > 0)
     {
@@ -1061,12 +1259,12 @@ public class FeatureSettings extends JPanel
    * nicknames in sources
    * 
    * @param sources
-   *                Vector of Strings to resolve to DAS source nicknames.
+   *          Vector of Strings to resolve to DAS source nicknames.
    * @return sources that are present in source list.
    */
-  public Vector resolveSourceNicknames(Vector sources)
+  public List<jalviewSourceI> resolveSourceNicknames(Vector sources)
   {
-    return dassourceBrowser.resolveSourceNicknames(sources);
+    return dassourceBrowser.sourceRegistry.resolveSourceNicknames(sources);
   }
 
   /**
@@ -1085,29 +1283,41 @@ public class FeatureSettings extends JPanel
    * features from the named sources (rather than any turned on by default)
    * 
    * @param sources
+   * @param block
+   *          if true then runs in same thread, otherwise passes to the Swing
+   *          executor
    */
-  public void fetchDasFeatures(Vector sources)
+  public void fetchDasFeatures(Vector sources, boolean block)
   {
     initDasSources();
-    Vector resolved = resolveSourceNicknames(sources);
+    List<jalviewSourceI> resolved = dassourceBrowser.sourceRegistry
+            .resolveSourceNicknames(sources);
     if (resolved.size() == 0)
     {
       resolved = dassourceBrowser.getSelectedSources();
     }
     if (resolved.size() > 0)
     {
-      final Vector dassources = resolved;
-      SwingUtilities.invokeLater(new Runnable()
+      final List<jalviewSourceI> dassources = resolved;
+      fetchDAS.setEnabled(false);
+      // cancelDAS.setEnabled(true); doDasFetch does this.
+      Runnable fetcher = new Runnable()
       {
 
         public void run()
         {
-          fetchDAS.setEnabled(false);
-          cancelDAS.setEnabled(true);
           doDasFeatureFetch(dassources, true, false);
 
         }
-      });
+      };
+      if (block)
+      {
+        fetcher.run();
+      }
+      else
+      {
+        SwingUtilities.invokeLater(fetcher);
+      }
     }
   }
 
@@ -1121,6 +1331,8 @@ public class FeatureSettings extends JPanel
   {
     fetchDAS.setEnabled(true);
     cancelDAS.setEnabled(false);
+    dassourceBrowser.setGuiEnabled(true);
+
   }
 
   public void cancelDAS_actionPerformed(ActionEvent e)
@@ -1129,18 +1341,21 @@ public class FeatureSettings extends JPanel
     {
       dasFeatureFetcher.cancel();
     }
-    fetchDAS.setEnabled(true);
-    cancelDAS.setEnabled(false);
+    complete();
   }
 
   public void noDasSourceActive()
   {
     complete();
-    JOptionPane.showInternalConfirmDialog(Desktop.desktop,
-            "No das sources were selected.\n"
-                    + "Please select some sources and\n" + " try again.",
-            "No Sources Selected", JOptionPane.DEFAULT_OPTION,
-            JOptionPane.INFORMATION_MESSAGE);
+    JOptionPane
+            .showInternalConfirmDialog(
+                    Desktop.desktop,
+                    MessageManager
+                            .getString("label.no_das_sources_selected_warn"),
+                    MessageManager
+                            .getString("label.no_das_sources_selected_title"),
+                    JOptionPane.DEFAULT_OPTION,
+                    JOptionPane.INFORMATION_MESSAGE);
   }
 
   // ///////////////////////////////////////////////////////////////////////
@@ -1153,8 +1368,10 @@ public class FeatureSettings extends JPanel
       this.data = data;
     }
 
-    private String[] columnNames =
-    { "Feature Type", "Colour", "Display" };
+    private String[] columnNames = {
+        MessageManager.getString("label.feature_type"),
+        MessageManager.getString("action.colour"),
+        MessageManager.getString("label.display") };
 
     private Object[][] data;
 
@@ -1218,17 +1435,44 @@ public class FeatureSettings extends JPanel
 
     javax.swing.border.Border selectedBorder = null;
 
+    final String baseTT = "Click to edit, right/apple click for menu.";
+
     public ColorRenderer()
     {
       setOpaque(true); // MUST do this for background to show up.
+      setHorizontalTextPosition(SwingConstants.CENTER);
+      setVerticalTextPosition(SwingConstants.CENTER);
     }
 
     public Component getTableCellRendererComponent(JTable table,
             Object color, boolean isSelected, boolean hasFocus, int row,
             int column)
     {
-      Color newColor = (Color) color;
-      setBackground(newColor);
+      // JLabel comp = new JLabel();
+      // comp.
+      setOpaque(true);
+      // comp.
+      // setBounds(getBounds());
+      Color newColor;
+      setToolTipText(baseTT);
+      setBackground(table.getBackground());
+      if (color instanceof GraduatedColor)
+      {
+        Rectangle cr = table.getCellRect(row, column, false);
+        FeatureSettings.renderGraduatedColor(this, (GraduatedColor) color,
+                (int) cr.getWidth(), (int) cr.getHeight());
+
+      }
+      else
+      {
+        this.setText("");
+        this.setIcon(null);
+        newColor = (Color) color;
+        // comp.
+        setBackground(newColor);
+        // comp.setToolTipText("RGB value: " + newColor.getRed() + ", "
+        // + newColor.getGreen() + ", " + newColor.getBlue());
+      }
       if (isSelected)
       {
         if (selectedBorder == null)
@@ -1236,6 +1480,7 @@ public class FeatureSettings extends JPanel
           selectedBorder = BorderFactory.createMatteBorder(2, 5, 2, 5,
                   table.getSelectionBackground());
         }
+        // comp.
         setBorder(selectedBorder);
       }
       else
@@ -1245,19 +1490,182 @@ public class FeatureSettings extends JPanel
           unselectedBorder = BorderFactory.createMatteBorder(2, 5, 2, 5,
                   table.getBackground());
         }
+        // comp.
         setBorder(unselectedBorder);
       }
 
-      setToolTipText("RGB value: " + newColor.getRed() + ", "
-              + newColor.getGreen() + ", " + newColor.getBlue());
       return this;
     }
   }
+
+  /**
+   * update comp using rendering settings from gcol
+   * 
+   * @param comp
+   * @param gcol
+   */
+  public static void renderGraduatedColor(JLabel comp, GraduatedColor gcol)
+  {
+    int w = comp.getWidth(), h = comp.getHeight();
+    if (w < 20)
+    {
+      w = (int) comp.getPreferredSize().getWidth();
+      h = (int) comp.getPreferredSize().getHeight();
+      if (w < 20)
+      {
+        w = 80;
+        h = 12;
+      }
+    }
+    renderGraduatedColor(comp, gcol, w, h);
+  }
+
+  public static void renderGraduatedColor(JLabel comp, GraduatedColor gcol,
+          int w, int h)
+  {
+    boolean thr = false;
+    String tt = "";
+    String tx = "";
+    if (gcol.getThreshType() == AnnotationColourGradient.ABOVE_THRESHOLD)
+    {
+      thr = true;
+      tx += ">";
+      tt += "Thresholded (Above " + gcol.getThresh() + ") ";
+    }
+    if (gcol.getThreshType() == AnnotationColourGradient.BELOW_THRESHOLD)
+    {
+      thr = true;
+      tx += "<";
+      tt += "Thresholded (Below " + gcol.getThresh() + ") ";
+    }
+    if (gcol.isColourByLabel())
+    {
+      tt = "Coloured by label text. " + tt;
+      if (thr)
+      {
+        tx += " ";
+      }
+      tx += "Label";
+      comp.setIcon(null);
+    }
+    else
+    {
+      Color newColor = gcol.getMaxColor();
+      comp.setBackground(newColor);
+      // System.err.println("Width is " + w / 2);
+      Icon ficon = new FeatureIcon(gcol, comp.getBackground(), w, h, thr);
+      comp.setIcon(ficon);
+      // tt+="RGB value: Max (" + newColor.getRed() + ", "
+      // + newColor.getGreen() + ", " + newColor.getBlue()
+      // + ")\nMin (" + minCol.getRed() + ", " + minCol.getGreen()
+      // + ", " + minCol.getBlue() + ")");
+    }
+    comp.setHorizontalAlignment(SwingConstants.CENTER);
+    comp.setText(tx);
+    if (tt.length() > 0)
+    {
+      if (comp.getToolTipText() == null)
+      {
+        comp.setToolTipText(tt);
+      }
+      else
+      {
+        comp.setToolTipText(tt + " " + comp.getToolTipText());
+      }
+    }
+  }
+}
+
+class FeatureIcon implements Icon
+{
+  GraduatedColor gcol;
+
+  Color backg;
+
+  boolean midspace = false;
+
+  int width = 50, height = 20;
+
+  int s1, e1; // start and end of midpoint band for thresholded symbol
+
+  Color mpcolour = Color.white;
+
+  FeatureIcon(GraduatedColor gfc, Color bg, int w, int h, boolean mspace)
+  {
+    gcol = gfc;
+    backg = bg;
+    width = w;
+    height = h;
+    midspace = mspace;
+    if (midspace)
+    {
+      s1 = width / 3;
+      e1 = s1 * 2;
+    }
+    else
+    {
+      s1 = width / 2;
+      e1 = s1;
+    }
+  }
+
+  public int getIconWidth()
+  {
+    return width;
+  }
+
+  public int getIconHeight()
+  {
+    return height;
+  }
+
+  public void paintIcon(Component c, Graphics g, int x, int y)
+  {
+
+    if (gcol.isColourByLabel())
+    {
+      g.setColor(backg);
+      g.fillRect(0, 0, width, height);
+      // need an icon here.
+      g.setColor(gcol.getMaxColor());
+
+      g.setFont(new Font("Verdana", Font.PLAIN, 9));
+
+      // g.setFont(g.getFont().deriveFont(
+      // AffineTransform.getScaleInstance(
+      // width/g.getFontMetrics().stringWidth("Label"),
+      // height/g.getFontMetrics().getHeight())));
+
+      g.drawString(MessageManager.getString("label.label"), 0, 0);
+
+    }
+    else
+    {
+      Color minCol = gcol.getMinColor();
+      g.setColor(minCol);
+      g.fillRect(0, 0, s1, height);
+      if (midspace)
+      {
+        g.setColor(Color.white);
+        g.fillRect(s1, 0, e1 - s1, height);
+      }
+      g.setColor(gcol.getMaxColor());
+      g.fillRect(0, e1, width - e1, height);
+    }
+  }
 }
 
 class ColorEditor extends AbstractCellEditor implements TableCellEditor,
         ActionListener
 {
+  FeatureSettings me;
+
+  GraduatedColor currentGColor;
+
+  FeatureColourChooser chooser;
+
+  String type;
+
   Color currentColor;
 
   JButton button;
@@ -1268,8 +1676,11 @@ class ColorEditor extends AbstractCellEditor implements TableCellEditor,
 
   protected static final String EDIT = "edit";
 
-  public ColorEditor()
+  int selectedRow = 0;
+
+  public ColorEditor(FeatureSettings me)
   {
+    this.me = me;
     // Set up the editor (from the table's point of view),
     // which is a button.
     // This button brings up the color chooser dialog,
@@ -1295,23 +1706,50 @@ class ColorEditor extends AbstractCellEditor implements TableCellEditor,
     {
       // The user has clicked the cell, so
       // bring up the dialog.
-      button.setBackground(currentColor);
-      colorChooser.setColor(currentColor);
-      dialog.setVisible(true);
-
+      if (currentColor != null)
+      {
+        // bring up simple color chooser
+        button.setBackground(currentColor);
+        colorChooser.setColor(currentColor);
+        dialog.setVisible(true);
+      }
+      else
+      {
+        // bring up graduated chooser.
+        chooser = new FeatureColourChooser(me.fr, type);
+        chooser.setRequestFocusEnabled(true);
+        chooser.requestFocus();
+        chooser.addActionListener(this);
+      }
       // Make the renderer reappear.
       fireEditingStopped();
 
     }
     else
     { // User pressed dialog's "OK" button.
-      currentColor = colorChooser.getColor();
+      if (currentColor != null)
+      {
+        currentColor = colorChooser.getColor();
+      }
+      else
+      {
+        // class cast exceptions may be raised if the chooser created on a
+        // non-graduated color
+        currentGColor = (GraduatedColor) chooser.getLastColour();
+      }
+      me.table.setValueAt(getCellEditorValue(), selectedRow, 1);
+      fireEditingStopped();
+      me.table.validate();
     }
   }
 
   // Implement the one CellEditor method that AbstractCellEditor doesn't.
   public Object getCellEditorValue()
   {
+    if (currentColor == null)
+    {
+      return currentGColor;
+    }
     return currentColor;
   }
 
@@ -1319,7 +1757,29 @@ class ColorEditor extends AbstractCellEditor implements TableCellEditor,
   public Component getTableCellEditorComponent(JTable table, Object value,
           boolean isSelected, int row, int column)
   {
-    currentColor = (Color) value;
+    currentGColor = null;
+    currentColor = null;
+    this.selectedRow = row;
+    type = me.table.getValueAt(row, 0).toString();
+    button.setOpaque(true);
+    button.setBackground(me.getBackground());
+    if (value instanceof GraduatedColor)
+    {
+      currentGColor = (GraduatedColor) value;
+      JLabel btn = new JLabel();
+      btn.setSize(button.getSize());
+      FeatureSettings.renderGraduatedColor(btn, currentGColor);
+      button.setBackground(btn.getBackground());
+      button.setIcon(btn.getIcon());
+      button.setText(btn.getText());
+    }
+    else
+    {
+      button.setText("");
+      button.setIcon(null);
+      currentColor = (Color) value;
+      button.setBackground(currentColor);
+    }
     return button;
   }
 }