pickmanager on sequence and alignment position, vamsas pick broadcast and refactor...
[jalview.git] / src / jalview / gui / FeatureSettings.java
index ad9ad1d..de61be3 100755 (executable)
-/*\r
- * Jalview - A Sequence Alignment Editor and Viewer\r
- * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle\r
- *\r
- * This program is free software; you can redistribute it and/or\r
- * modify it under the terms of the GNU General Public License\r
- * as published by the Free Software Foundation; either version 2\r
- * of the License, or (at your option) any later version.\r
- *\r
- * This program is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
- * GNU General Public License for more details.\r
- *\r
- * You should have received a copy of the GNU General Public License\r
- * along with this program; if not, write to the Free Software\r
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA\r
- */\r
-package jalview.gui;\r
-\r
-import jalview.datamodel.*;\r
-import javax.swing.*;\r
-import javax.swing.event.*;\r
-import java.awt.*;\r
-import java.util.*;\r
-import javax.swing.BorderFactory;\r
-import java.awt.event.*;\r
-import javax.swing.table.*;\r
-import java.io.*;\r
-import jalview.io.JalviewFileChooser;\r
-import java.awt.BorderLayout;\r
-import java.awt.Font;\r
-import java.awt.Color;\r
-import org.biojava.dasobert.dasregistry.DasSource;\r
-import org.biojava.dasobert.dasregistry.DasCoordinateSystem;\r
-\r
-public class FeatureSettings extends JPanel\r
-{\r
-  DasSourceBrowser dassourceBrowser;\r
-  JPanel settingsPane = new JPanel();\r
-  JPanel dasSettingsPane = new JPanel();\r
-\r
-  final FeatureRenderer fr;\r
-  final AlignFrame af;\r
-  Object [][] originalData;\r
-  final JInternalFrame frame;\r
-  JScrollPane scrollPane = new JScrollPane();\r
-  JTable table;\r
-  JPanel groupPanel;\r
-  JSlider transparency = new JSlider();\r
-\r
-  JPanel transPanel = new JPanel(new FlowLayout());\r
-  boolean alignmentHasFeatures = false;\r
-\r
-  public FeatureSettings(AlignFrame af)\r
-  {\r
-    this.af = af;\r
-    fr = af.getFeatureRenderer();\r
-\r
-    transparency.setMaximum( 100 - (int)(fr.transparency*100) ) ;\r
-\r
-   try\r
-   {\r
-     jbInit();\r
-   }\r
-   catch (Exception ex)\r
-   {\r
-     ex.printStackTrace();\r
-   }\r
-\r
-    dassourceBrowser = new DasSourceBrowser();\r
-    dasSettingsPane.add(dassourceBrowser, BorderLayout.CENTER);\r
-\r
-\r
-\r
-    if (af.getViewport().featuresDisplayed == null || fr.renderOrder==null)\r
-       fr.findAllFeatures();\r
-\r
-\r
-    setTableData();\r
-\r
-    frame = new JInternalFrame();\r
-    frame.setContentPane(this);\r
-    Desktop.addInternalFrame(frame, "Sequence Feature Settings", 400, 450);\r
-    frame.setLayer(JLayeredPane.PALETTE_LAYER);\r
-  }\r
-\r
-  public void setTableData()\r
-  {\r
-    alignmentHasFeatures = false;\r
-\r
-    if (fr.featureGroups == null)\r
-      fr.featureGroups = new Hashtable();\r
-\r
-    Vector allFeatures = new Vector();\r
-    Vector allGroups = new Vector();\r
-    SequenceFeature[] tmpfeatures;\r
-    String group;\r
-\r
-    for (int i = 0; i < af.getViewport().alignment.getHeight(); i++)\r
-    {\r
-      if (af.getViewport().alignment.getSequenceAt(i).getDatasetSequence().getSequenceFeatures() == null)\r
-        continue;\r
-\r
-      alignmentHasFeatures = true;\r
-\r
-      tmpfeatures = af.getViewport().alignment.getSequenceAt(i).getDatasetSequence().getSequenceFeatures();\r
-\r
-      int index = 0;\r
-      while (index < tmpfeatures.length)\r
-      {\r
-        if(tmpfeatures[index].begin == 0 && tmpfeatures[index].end ==0)\r
-        {\r
-          index++;\r
-          continue;\r
-        }\r
-\r
-        if(tmpfeatures[index].getFeatureGroup()!=null)\r
-        {\r
-          group = tmpfeatures[index].featureGroup;\r
-          if(!allGroups.contains(group))\r
-           {\r
-             allGroups.addElement(group);\r
-\r
-             boolean visible = true;\r
-             if (fr.featureGroups.containsKey(group))\r
-             {\r
-               visible = ( (Boolean) fr.featureGroups.get(group)).booleanValue();\r
-             }\r
-             else\r
-             {\r
-               fr.featureGroups.put(group, new Boolean(visible));\r
-               if (groupPanel == null)\r
-               {\r
-                 groupPanel = new JPanel();\r
-               }\r
-\r
-               final JCheckBox check = new JCheckBox(group, visible);\r
-               check.setFont(new Font("Serif", Font.BOLD, 12));\r
-               check.addItemListener(new ItemListener()\r
-               {\r
-                 public void itemStateChanged(ItemEvent evt)\r
-                 {\r
-                   fr.featureGroups.put(check.getText(),\r
-                                        new Boolean(check.isSelected()));\r
-                   af.alignPanel.seqPanel.seqCanvas.repaint();\r
-                   if (af.alignPanel.overviewPanel != null)\r
-                     af.alignPanel.overviewPanel.updateOverviewImage();\r
-\r
-                   resetTable(true);\r
-                 }\r
-               });\r
-               groupPanel.add(check);\r
-             }\r
-           }\r
-\r
-       }\r
-\r
-       if (!allFeatures.contains(tmpfeatures[index].getType()))\r
-       {\r
-           allFeatures.addElement(tmpfeatures[index].getType());\r
-       }\r
-       index ++;\r
-    }\r
-  }\r
-\r
-\r
-    if(!alignmentHasFeatures)\r
-     {\r
-    //   try\r
-     //  { frame.setClosed(true);  }\r
-    //   catch (Exception ex){}\r
-\r
-    //   JOptionPane.showInternalMessageDialog(\r
-    ///       Desktop.desktop, "No features have been added to this alignment!",\r
-    //\r
-   //    return;\r
-     }\r
-\r
-     resetTable(false);\r
-  }\r
-\r
-\r
-  void resetTable(boolean groupsChanged)\r
-  {\r
-   SequenceFeature [] tmpfeatures;\r
-   String group=null, type;\r
-   Vector visibleChecks = new Vector();\r
-\r
-   //Find out which features should be visible depending on which groups\r
-   //are selected / deselected\r
-    for (int i = 0; i < af.getViewport().alignment.getHeight(); i++)\r
-    {\r
-\r
-        tmpfeatures = af.getViewport().alignment.getSequenceAt(i).getDatasetSequence().getSequenceFeatures();\r
-        if (tmpfeatures == null)\r
-          continue;\r
-\r
-        int index = 0;\r
-        while (index < tmpfeatures.length)\r
-        {\r
-          group = tmpfeatures[index].featureGroup;\r
-\r
-          if(tmpfeatures[index].begin==0 && tmpfeatures[index].end==0)\r
-          {\r
-            index ++;\r
-            continue;\r
-          }\r
-\r
-          if (group==null || fr.featureGroups.get(group)==null ||\r
-              ((Boolean) fr.featureGroups.get(group)).booleanValue())\r
-          {\r
-            type = tmpfeatures[index].getType();\r
-            if(!visibleChecks.contains(type) )\r
-            {\r
-              visibleChecks.addElement(type);\r
-            }\r
-          }\r
-          index++;\r
-        }\r
-    }\r
-\r
-    int fSize = visibleChecks.size();\r
-    Object [][] data = new Object[fSize][3];\r
-    int dataIndex = 0;\r
-\r
-    if(fr.renderOrder!=null)\r
-    {\r
-      //First add the checks in the previous render order,\r
-      //in case the window has been closed and reopened\r
-      for(int ro=fr.renderOrder.length-1; ro>-1; ro--)\r
-      {\r
-           type = fr.renderOrder[ro];\r
-\r
-           if(!visibleChecks.contains(type))\r
-             continue;\r
-\r
-           data[dataIndex][0] = type;\r
-           data[dataIndex][1] = fr.getColour(type);\r
-           data[dataIndex][2] = new Boolean(af.getViewport().featuresDisplayed.containsKey(type));\r
-           dataIndex++;\r
-           visibleChecks.removeElement(type);\r
-      }\r
-    }\r
-\r
-    fSize = visibleChecks.size();\r
-    for(int i=0; i<fSize; i++)\r
-    {\r
-      //These must be extra features belonging to the group\r
-      //which was just selected\r
-      type = visibleChecks.elementAt(i).toString();\r
-      data[dataIndex][0] = type;\r
-\r
-      data[dataIndex][1] = fr.getColour(type);\r
-      data[dataIndex][2] = new Boolean(true);\r
-      dataIndex++;\r
-    }\r
-\r
-    if(originalData==null)\r
-    {\r
-      originalData = new Object[data.length][3];\r
-      System.arraycopy(data,0,originalData,0,data.length);\r
-    }\r
-\r
-    table = new JTable(new FeatureTableModel(data));\r
-    scrollPane.setViewportView(table);\r
-    table.getTableHeader().setFont(new Font("Verdana", Font.PLAIN, 12));\r
-    table.setFont(new Font("Verdana", Font.PLAIN, 12));\r
-    table.setDefaultRenderer(Color.class,\r
-                         new ColorRenderer());\r
-\r
-    table.setDefaultEditor(Color.class,\r
-                      new ColorEditor());\r
-\r
-    table.getColumnModel().getColumn(0).setPreferredWidth(200);\r
-\r
-    table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);\r
-\r
-    table.addMouseListener(new MouseAdapter()\r
-        {\r
-          public void mousePressed(MouseEvent evt)\r
-          {\r
-            selectedRow = table.rowAtPoint(evt.getPoint());\r
-          }\r
-        });\r
-\r
-    table.addMouseMotionListener(new MouseMotionAdapter()\r
-        {\r
-          public void mouseDragged(MouseEvent evt)\r
-          {\r
-            int newRow = table.rowAtPoint(evt.getPoint());\r
-            if(newRow!=selectedRow\r
-               && selectedRow!=-1\r
-               && newRow!=-1)\r
-            {\r
-              Object[] temp = new Object[3];\r
-              temp[0] = table.getValueAt(selectedRow, 0);\r
-              temp[1] = table.getValueAt(selectedRow, 1);\r
-              temp[2] = table.getValueAt(selectedRow, 2);\r
-\r
-              table.setValueAt(table.getValueAt(newRow, 0), selectedRow, 0);\r
-              table.setValueAt(table.getValueAt(newRow, 1), selectedRow, 1);\r
-              table.setValueAt(table.getValueAt(newRow, 2), selectedRow, 2);\r
-\r
-              table.setValueAt(temp[0], newRow, 0);\r
-              table.setValueAt(temp[1], newRow, 1);\r
-              table.setValueAt(temp[2], newRow, 2);\r
-\r
-              selectedRow = newRow;\r
-            }\r
-          }\r
-    });\r
-\r
-    if (groupPanel != null)\r
-    {\r
-      groupPanel.setLayout(\r
-          new GridLayout(fr.featureGroups.size() / 4 + 1, 4));\r
-\r
-      groupPanel.validate();\r
-      bigPanel.add(groupPanel, BorderLayout.NORTH);\r
-    }\r
-\r
-    updateFeatureRenderer(data);\r
-\r
-  }\r
-\r
-  void load()\r
-  {\r
-    JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.getProperty(\r
-                 "LAST_DIRECTORY"), new String[] { "fc" },\r
-             new String[] { "Sequence Feature Colours" }, "Sequence Feature Colours");\r
-     chooser.setFileView(new jalview.io.JalviewFileView());\r
-     chooser.setDialogTitle("Load Feature Colours");\r
-     chooser.setToolTipText("Load");\r
-\r
-     int value = chooser.showOpenDialog(this);\r
-\r
-     if (value == JalviewFileChooser.APPROVE_OPTION)\r
-     {\r
-       File file = chooser.getSelectedFile();\r
-\r
-       try\r
-       {\r
-         InputStreamReader in = new InputStreamReader(new FileInputStream(\r
-             file), "UTF-8");\r
-\r
-         jalview.binding.JalviewUserColours jucs = new jalview.binding.\r
-             JalviewUserColours();\r
-         jucs = (jalview.binding.JalviewUserColours) jucs.unmarshal(in);\r
-\r
-\r
-         for (int i = 0; i < jucs.getColourCount(); i++)\r
-         {\r
-           fr.setColour( jucs.getColour(i).getName(),\r
-                          new Color(Integer.parseInt( jucs.getColour(i).getRGB(), 16)));\r
-         }\r
-\r
-         setTableData();\r
-         af.alignPanel.repaint();\r
-       }\r
-       catch (Exception ex)\r
-       {\r
-         System.out.println("Error loading User Colour File\n" + ex);\r
-       }\r
-     }\r
-  }\r
-\r
-  void save()\r
-  {\r
-    JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.getProperty(\r
-                "LAST_DIRECTORY"), new String[] { "fc" },\r
-            new String[] { "Sequence Feature Colours" }, "Sequence Feature Colours");\r
-    chooser.setFileView(new jalview.io.JalviewFileView());\r
-    chooser.setDialogTitle("Save Feature Colour Scheme");\r
-    chooser.setToolTipText("Save");\r
-\r
-    int value = chooser.showSaveDialog(this);\r
-\r
-    if (value == JalviewFileChooser.APPROVE_OPTION)\r
-    {\r
-        String choice = chooser.getSelectedFile().getPath();\r
-        jalview.binding.JalviewUserColours ucs = new jalview.binding.JalviewUserColours();\r
-        ucs.setSchemeName("Sequence Features");\r
-        try\r
-        {\r
-            PrintWriter out = new PrintWriter(new OutputStreamWriter(\r
-                        new FileOutputStream(choice), "UTF-8"));\r
-\r
-            Enumeration e = fr.featureColours.keys();\r
-           while(e.hasMoreElements())\r
-           {\r
-                jalview.binding.Colour col = new jalview.binding.Colour();\r
-                col.setName(e.nextElement().toString());\r
-                col.setRGB(jalview.util.Format.getHexString(\r
-                        fr.getColour(col.getName())));\r
-                ucs.addColour(col);\r
-            }\r
-\r
-            ucs.marshal(out);\r
-            out.close();\r
-        }\r
-        catch (Exception ex)\r
-        {\r
-            ex.printStackTrace();\r
-        }\r
-    }\r
-  }\r
-\r
-  public void invertSelection()\r
-  {\r
-    for(int i=0; i<table.getRowCount(); i++)\r
-    {\r
-      Boolean value = (Boolean)table.getValueAt(i,2);\r
-\r
-      table.setValueAt(\r
-          new Boolean(!value.booleanValue()),\r
-                       i,2);\r
-    }\r
-  }\r
-\r
-  public void close()\r
-  {\r
-    try\r
-    {\r
-      frame.setClosed(true);\r
-    }\r
-    catch (Exception exe)\r
-    {}\r
-\r
-  }\r
-\r
-  public void updateFeatureRenderer(Object [][] data)\r
-  {\r
-    fr.setFeaturePriority( data );\r
-    af.alignPanel.repaint();\r
-\r
-    if(af.alignPanel.overviewPanel!=null)\r
-      af.alignPanel.overviewPanel.updateOverviewImage();\r
-  }\r
-\r
-  int selectedRow =-1;\r
-  JTabbedPane tabbedPane = new JTabbedPane();\r
-  BorderLayout borderLayout1 = new BorderLayout();\r
-  BorderLayout borderLayout2 = new BorderLayout();\r
-  BorderLayout borderLayout3 = new BorderLayout();\r
-  JPanel bigPanel = new JPanel();\r
-  BorderLayout borderLayout4 = new BorderLayout();\r
-  JButton invert = new JButton();\r
-  JPanel buttonPanel = new JPanel();\r
-  JButton cancel = new JButton();\r
-  JButton ok = new JButton();\r
-  JButton loadColours = new JButton();\r
-  JButton saveColours = new JButton();\r
-  JPanel dasButtonPanel = new JPanel();\r
-  JButton fetchDAS = new JButton();\r
-  JButton saveDAS = new JButton();\r
-  private void jbInit()\r
-      throws Exception\r
-  {\r
-    this.setLayout(borderLayout1);\r
-    settingsPane.setLayout(borderLayout2);\r
-    dasSettingsPane.setLayout(borderLayout3);\r
-    bigPanel.setLayout(borderLayout4);\r
-    invert.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));\r
-    invert.setText("Invert Selection");\r
-    invert.addActionListener(new ActionListener()\r
-    {\r
-      public void actionPerformed(ActionEvent e)\r
-      {\r
-        invertSelection();\r
-      }\r
-    });\r
-    cancel.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));\r
-    cancel.setText("Cancel");\r
-    cancel.addActionListener(new ActionListener()\r
-    {\r
-      public void actionPerformed(ActionEvent e)\r
-      {\r
-          updateFeatureRenderer(originalData);\r
-          close();\r
-      }\r
-    });\r
-    ok.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));\r
-    ok.setText("OK");\r
-    ok.addActionListener(new ActionListener()\r
-    {\r
-      public void actionPerformed(ActionEvent e)\r
-      {\r
-        close();\r
-      }\r
-    });\r
-    loadColours.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));\r
-    loadColours.setText("Load Colours");\r
-    loadColours.addActionListener(new ActionListener()\r
-    {\r
-      public void actionPerformed(ActionEvent e)\r
-      {\r
-        load();\r
-      }\r
-    });\r
-    saveColours.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));\r
-    saveColours.setText("Save Colours");\r
-    saveColours.addActionListener(new ActionListener()\r
-    {\r
-      public void actionPerformed(ActionEvent e)\r
-      {\r
-        save();\r
-      }\r
-    });\r
-    transparency.addChangeListener(new ChangeListener()\r
-    {\r
-      public void stateChanged(ChangeEvent evt)\r
-      {\r
-        fr.setTransparency( (float) (100 - transparency.getValue()) / 100f);\r
-        af.alignPanel.repaint();\r
-      }\r
-    });\r
-\r
-\r
-    transparency.setMaximum(70);\r
-    fetchDAS.setText("Fetch DAS Features");\r
-    fetchDAS.addActionListener(new ActionListener()\r
-    {\r
-      public void actionPerformed(ActionEvent e)\r
-      {\r
-        fetchDAS_actionPerformed(e);\r
-      }\r
-    });\r
-    saveDAS.setText("Save as default");\r
-    saveDAS.addActionListener(new ActionListener()\r
-    {\r
-      public void actionPerformed(ActionEvent e)\r
-      {\r
-        saveDAS_actionPerformed(e);\r
-      }\r
-    });\r
-    dasButtonPanel.setBorder(BorderFactory.createEtchedBorder());\r
-    dasSettingsPane.setBorder(null);\r
-    this.add(tabbedPane, java.awt.BorderLayout.CENTER);\r
-    tabbedPane.addTab("Display Settings", settingsPane );\r
-    tabbedPane.addTab("DAS Settings", dasSettingsPane);\r
-    bigPanel.add(transPanel, java.awt.BorderLayout.SOUTH);\r
-    transPanel.add(transparency);\r
-    transPanel.add(invert);\r
-    buttonPanel.add(ok);\r
-    buttonPanel.add(cancel);\r
-    buttonPanel.add(loadColours);\r
-    buttonPanel.add(saveColours);\r
-    bigPanel.add(scrollPane, java.awt.BorderLayout.CENTER);\r
-    dasSettingsPane.add(dasButtonPanel, java.awt.BorderLayout.SOUTH);\r
-    dasButtonPanel.add(fetchDAS);\r
-    dasButtonPanel.add(saveDAS);\r
-    settingsPane.add(bigPanel, java.awt.BorderLayout.CENTER);\r
-    settingsPane.add(buttonPanel, java.awt.BorderLayout.SOUTH);\r
-  }\r
-\r
-  public void fetchDAS_actionPerformed(ActionEvent e)\r
-  {\r
-    Vector selectedSources = dassourceBrowser.getSelectedSources();\r
-\r
-    SequenceI [] dataset, seqs ;\r
-    int iSize;\r
-\r
-    if(af.getViewport().getSelectionGroup()!=null\r
-      && af.getViewport().getSelectionGroup().getSize(false)>0)\r
-    {\r
-      iSize = af.getViewport().getSelectionGroup().getSize(false);\r
-      dataset = new SequenceI[iSize];\r
-      seqs = af.getViewport().getSelectionGroup().\r
-          getSequencesInOrder(\r
-              af.getViewport().getAlignment());\r
-    }\r
-    else\r
-    {\r
-       iSize = af.getViewport().getAlignment().getHeight();\r
-       seqs = af.getViewport().getAlignment().getSequencesArray();\r
-    }\r
-\r
-    dataset = new SequenceI[iSize];\r
-    for (int i = 0; i < iSize; i++)\r
-    {\r
-      dataset[i] = seqs[i].getDatasetSequence();\r
-    }\r
-\r
-    new jalview.io.DasSequenceFeatureFetcher(\r
-        dataset,\r
-        af,\r
-        selectedSources);\r
-\r
-    af.getViewport().setShowSequenceFeatures(true);\r
-    af.showSeqFeatures.setSelected(true);\r
-  }\r
-\r
-  public void saveDAS_actionPerformed(ActionEvent e)\r
-  {\r
-    dassourceBrowser.saveProperties(jalview.bin.Cache.applicationProperties);\r
-  }\r
-\r
-  /////////////////////////////////////////////////////////////////////////\r
-  // http://java.sun.com/docs/books/tutorial/uiswing/components/table.html\r
-  /////////////////////////////////////////////////////////////////////////\r
-  class FeatureTableModel\r
-      extends AbstractTableModel\r
-  {\r
-    FeatureTableModel(Object[][] data)\r
-    {\r
-      this.data = data;\r
-    }\r
-\r
-    private String[] columnNames = {"Feature Type", "Colour","Display"};\r
-          private Object[][] data;\r
-\r
-          public Object[][] getData()\r
-          {\r
-            return data;\r
-          }\r
-\r
-          public void setData(Object[][] data)\r
-          {\r
-            this.data = data;\r
-          }\r
-\r
-          public int getColumnCount() {\r
-              return columnNames.length;\r
-          }\r
-\r
-          public Object[] getRow(int row)\r
-          {\r
-            return data[row];\r
-          }\r
-\r
-          public int getRowCount() {\r
-              return data.length;\r
-          }\r
-\r
-          public String getColumnName(int col) {\r
-              return columnNames[col];\r
-          }\r
-\r
-          public Object getValueAt(int row, int col) {\r
-              return data[row][col];\r
-          }\r
-\r
-          public Class getColumnClass(int c) {\r
-              return getValueAt(0, c).getClass();\r
-          }\r
-\r
-          public boolean isCellEditable(int row, int col) {\r
-              return col==0 ? false:true;\r
-          }\r
-\r
-          public void setValueAt(Object value, int row, int col) {\r
-              data[row][col] = value;\r
-              fireTableCellUpdated(row, col);\r
-              updateFeatureRenderer(data);\r
-          }\r
-\r
-    }\r
-    class ColorRenderer extends JLabel\r
-                              implements TableCellRenderer {\r
-       javax.swing.border.Border unselectedBorder = null;\r
-       javax.swing.border.Border selectedBorder = null;\r
-\r
-       public ColorRenderer() {\r
-           setOpaque(true); //MUST do this for background to show up.\r
-       }\r
-\r
-       public Component getTableCellRendererComponent(\r
-                               JTable table, Object color,\r
-                               boolean isSelected, boolean hasFocus,\r
-                               int row, int column) {\r
-           Color newColor = (Color)color;\r
-           setBackground(newColor);\r
-               if (isSelected) {\r
-                   if (selectedBorder == null) {\r
-                       selectedBorder = BorderFactory.createMatteBorder(2,5,2,5,\r
-                                                 table.getSelectionBackground());\r
-                   }\r
-                   setBorder(selectedBorder);\r
-               } else {\r
-                   if (unselectedBorder == null) {\r
-                       unselectedBorder = BorderFactory.createMatteBorder(2,5,2,5,\r
-                                                 table.getBackground());\r
-                   }\r
-                   setBorder(unselectedBorder);\r
-               }\r
-\r
-           setToolTipText("RGB value: " + newColor.getRed() + ", "\r
-                                        + newColor.getGreen() + ", "\r
-                                        + newColor.getBlue());\r
-           return this;\r
-       }\r
-   }\r
-}\r
-\r
- class ColorEditor extends AbstractCellEditor\r
-                          implements TableCellEditor,\r
-                                     ActionListener {\r
-     Color currentColor;\r
-     JButton button;\r
-     JColorChooser colorChooser;\r
-     JDialog dialog;\r
-     protected static final String EDIT = "edit";\r
-\r
-     public ColorEditor() {\r
-         //Set up the editor (from the table's point of view),\r
-         //which is a button.\r
-         //This button brings up the color chooser dialog,\r
-         //which is the editor from the user's point of view.\r
-         button = new JButton();\r
-         button.setActionCommand(EDIT);\r
-         button.addActionListener(this);\r
-         button.setBorderPainted(false);\r
-         //Set up the dialog that the button brings up.\r
-         colorChooser = new JColorChooser();\r
-         dialog = JColorChooser.createDialog(button,\r
-                                         "Select new Colour",\r
-                                         true,  //modal\r
-                                         colorChooser,\r
-                                         this,  //OK button handler\r
-                                         null); //no CANCEL button handler\r
-     }\r
-\r
-     /**\r
-      * Handles events from the editor button and from\r
-      * the dialog's OK button.\r
-      */\r
-     public void actionPerformed(ActionEvent e) {\r
-\r
-          if (EDIT.equals(e.getActionCommand())) {\r
-             //The user has clicked the cell, so\r
-             //bring up the dialog.\r
-             button.setBackground(currentColor);\r
-             colorChooser.setColor(currentColor);\r
-             dialog.setVisible(true);\r
-\r
-             //Make the renderer reappear.\r
-             fireEditingStopped();\r
-\r
-         } else { //User pressed dialog's "OK" button.\r
-             currentColor = colorChooser.getColor();\r
-         }\r
-     }\r
-\r
-     //Implement the one CellEditor method that AbstractCellEditor doesn't.\r
-     public Object getCellEditorValue() {\r
-         return currentColor;\r
-     }\r
-\r
-     //Implement the one method defined by TableCellEditor.\r
-     public Component getTableCellEditorComponent(JTable table,\r
-                                                  Object value,\r
-                                                  boolean isSelected,\r
-                                                  int row,\r
-                                                  int column) {\r
-         currentColor = (Color)value;\r
-         return button;\r
-     }\r
-}\r
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer
+ * Copyright (C) 2007 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
+ *
+ * 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 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.
+ *
+ * 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
+ */
+package jalview.gui;
+
+import java.io.*;
+import java.util.*;
+
+import java.awt.*;
+import java.awt.event.*;
+import java.beans.PropertyChangeEvent;
+import java.beans.PropertyChangeListener;
+
+import javax.swing.*;
+import javax.swing.event.*;
+import javax.swing.table.*;
+
+import jalview.datamodel.*;
+import jalview.io.*;
+
+public class FeatureSettings
+    extends JPanel
+{
+  DasSourceBrowser dassourceBrowser;
+  jalview.ws.DasSequenceFeatureFetcher dasFeatureFetcher;
+  JPanel settingsPane = new JPanel();
+  JPanel dasSettingsPane = new JPanel();
+
+  final FeatureRenderer fr;
+  public final AlignFrame af;
+  Object[][] originalData;
+  final JInternalFrame frame;
+  JScrollPane scrollPane = new JScrollPane();
+  JTable table;
+  JPanel groupPanel;
+  JSlider transparency = new JSlider();
+
+  JPanel transPanel = new JPanel(new FlowLayout());
+
+  public FeatureSettings(AlignFrame af)
+  {
+    this.af = af;
+    fr = af.getFeatureRenderer();
+
+    transparency.setMaximum(100 - (int) (fr.transparency * 100));
+
+    try
+    {
+      jbInit();
+    }
+    catch (Exception ex)
+    {
+      ex.printStackTrace();
+    }
+
+    table = new JTable();
+    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.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
+
+    table.addMouseListener(new MouseAdapter()
+    {
+      public void mousePressed(MouseEvent evt)
+      {
+        selectedRow = table.rowAtPoint(evt.getPoint());
+      }
+    });
+
+    table.addMouseMotionListener(new MouseMotionAdapter()
+    {
+      public void mouseDragged(MouseEvent evt)
+      {
+        int newRow = table.rowAtPoint(evt.getPoint());
+        if (newRow != selectedRow
+            && selectedRow != -1
+            && newRow != -1)
+        {
+          Object[] temp = new Object[3];
+          temp[0] = table.getValueAt(selectedRow, 0);
+          temp[1] = table.getValueAt(selectedRow, 1);
+          temp[2] = table.getValueAt(selectedRow, 2);
+
+          table.setValueAt(table.getValueAt(newRow, 0), selectedRow, 0);
+          table.setValueAt(table.getValueAt(newRow, 1), selectedRow, 1);
+          table.setValueAt(table.getValueAt(newRow, 2), selectedRow, 2);
+
+          table.setValueAt(temp[0], newRow, 0);
+          table.setValueAt(temp[1], newRow, 1);
+          table.setValueAt(temp[2], newRow, 2);
+
+          selectedRow = newRow;
+        }
+      }
+    });
+
+    scrollPane.setViewportView(table);
+
+    dassourceBrowser = new DasSourceBrowser();
+    dasSettingsPane.add(dassourceBrowser, BorderLayout.CENTER);
+
+    if (af.getViewport().featuresDisplayed == null || fr.renderOrder == null)
+    {
+      fr.findAllFeatures(true); // display everything!
+    }
+
+    setTableData();
+    final PropertyChangeListener change;
+    final FeatureSettings fs=this;
+    fr.addPropertyChangeListener(change=new PropertyChangeListener() {
+      public void propertyChange(PropertyChangeEvent evt)
+      {
+        if (!fs.resettingTable && !fs.handlingUpdate) {
+          fs.handlingUpdate=true;
+          fs.resetTable(null); // new groups may be added with new seuqence feature types only
+          fs.handlingUpdate=false;
+        }
+      }
+
+    });
+
+    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);
+      }
+      ;
+    });
+    frame.setLayer(JLayeredPane.PALETTE_LAYER);
+  }
+  /**
+   * true when Feature Settings are updating from feature renderer
+   */
+  private boolean handlingUpdate=false;
+
+  /**
+   * contains a float[3] for each feature type string. created by setTableData
+   */
+  Hashtable typeWidth=null;
+  synchronized public void setTableData()
+  {
+    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++)
+    {
+      if (af.getViewport().alignment.getSequenceAt(i).getDatasetSequence().
+          getSequenceFeatures() == null)
+      {
+        continue;
+      }
+
+      tmpfeatures = af.getViewport().alignment.getSequenceAt(i).
+          getDatasetSequence().getSequenceFeatures();
+
+      int index = 0;
+      while (index < tmpfeatures.length)
+      {
+        if (tmpfeatures[index].begin == 0 && tmpfeatures[index].end == 0)
+        {
+          index++;
+          continue;
+        }
+
+        if (tmpfeatures[index].getFeatureGroup() != null)
+        {
+          group = tmpfeatures[index].featureGroup;
+          if (!allGroups.contains(group))
+          {
+            allGroups.addElement(group);
+            if (group!=null)
+            {
+              checkGroupState(group);
+            }
+          }
+        }
+
+        if (!allFeatures.contains(tmpfeatures[index].getType()))
+        {
+          allFeatures.addElement(tmpfeatures[index].getType());
+        }
+        index++;
+      }
+    }
+
+    resetTable(null);
+
+    validate();
+  }
+  /**
+   *
+   * @param group
+   * @return true if group has been seen before and is already added to set.
+   */
+  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
+      }
+
+      if (groupPanel == null)
+      {
+        groupPanel = new JPanel();
+      }
+
+      boolean alreadyAdded = false;
+      for (int g = 0; g < groupPanel.getComponentCount(); g++)
+      {
+        if ( ( (JCheckBox) groupPanel.getComponent(g))
+            .getText().equals(group))
+        {
+          alreadyAdded = true;
+          ((JCheckBox)groupPanel.getComponent(g)).setSelected(visible);
+          break;
+        }
+      }
+
+      if (alreadyAdded)
+      {
+
+        return true;
+      }
+
+      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));
+      check.addItemListener(new ItemListener()
+      {
+        public void itemStateChanged(ItemEvent evt)
+        {
+          fr.featureGroups.put(check.getText(),
+                               new Boolean(check.isSelected()));
+          af.alignPanel.seqPanel.seqCanvas.repaint();
+          if (af.alignPanel.overviewPanel != null)
+          {
+            af.alignPanel.overviewPanel.updateOverviewImage();
+          }
+
+          resetTable(new String[] { grp } );
+        }
+      });
+      groupPanel.add(check);
+      return false;
+  }
+  boolean resettingTable=false;
+  synchronized void resetTable(String[] groupChanged)
+  {
+    if (resettingTable==true)
+    {
+      return;
+    }
+    resettingTable=true;
+    typeWidth=new Hashtable();
+    // TODO: change avWidth calculation to 'per-sequence' average and use long rather than float
+    float[] avWidth=null;
+    SequenceFeature[] tmpfeatures;
+    String group = null, type;
+    Vector visibleChecks = new Vector();
+
+    //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++)
+    {
+
+      tmpfeatures = af.getViewport().alignment.getSequenceAt(i).
+          getDatasetSequence().getSequenceFeatures();
+      if (tmpfeatures == null)
+      {
+        continue;
+      }
+
+      int index = 0;
+      while (index < tmpfeatures.length)
+      {
+        group = tmpfeatures[index].featureGroup;
+
+        if (tmpfeatures[index].begin == 0 && tmpfeatures[index].end == 0)
+        {
+          index++;
+          continue;
+        }
+
+        if (group == null || fr.featureGroups.get(group) == null ||
+            ( (Boolean) fr.featureGroups.get(group)).booleanValue())
+        {
+          if (group!=null)
+            checkGroupState(group);
+          type = tmpfeatures[index].getType();
+          if (!visibleChecks.contains(type))
+          {
+            visibleChecks.addElement(type);
+          }
+        }
+        if (!typeWidth.containsKey(tmpfeatures[index].getType())) {
+          typeWidth.put(tmpfeatures[index].getType(), avWidth=new float[3]);
+        } else {
+          avWidth = (float[]) typeWidth.get(tmpfeatures[index].getType());
+        }
+        avWidth[0]++;
+        if (tmpfeatures[index].getBegin()>tmpfeatures[index].getEnd())
+        {
+          avWidth[1]+=1+tmpfeatures[index].getBegin()-tmpfeatures[index].getEnd();
+        } else {
+          avWidth[1]+=1+tmpfeatures[index].getEnd()-tmpfeatures[index].getBegin();
+        }
+        index++;
+      }
+    }
+
+    int fSize = visibleChecks.size();
+    Object[][] data = new Object[fSize][3];
+    int dataIndex = 0;
+
+    if (fr.renderOrder != null)
+    {
+      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--)
+      {
+        type = fr.renderOrder[ro];
+
+        if (!visibleChecks.contains(type))
+        {
+          continue;
+        }
+
+        data[dataIndex][0] = type;
+        data[dataIndex][1] = fr.getColour(type);
+        data[dataIndex][2] = new Boolean(af.getViewport().featuresDisplayed.containsKey(type));
+        dataIndex++;
+        visibleChecks.removeElement(type);
+      }
+    }
+
+    fSize = visibleChecks.size();
+    for (int i = 0; i < fSize; i++)
+    {
+      //These must be extra features belonging to the group
+      //which was just selected
+      type = visibleChecks.elementAt(i).toString();
+      data[dataIndex][0] = type;
+
+      data[dataIndex][1] = fr.getColour(type);
+      if (data[dataIndex][1] == null)
+      {
+        //"Colour has been updated in another view!!"
+        fr.renderOrder = null;
+        return;
+      }
+
+      data[dataIndex][2] = new Boolean(true);
+      dataIndex++;
+    }
+
+    if (originalData == null)
+    {
+      originalData = new Object[data.length][3];
+      System.arraycopy(data, 0, originalData, 0, data.length);
+    }
+
+    table.setModel(new FeatureTableModel(data));
+    table.getColumnModel().getColumn(0).setPreferredWidth(200);
+
+    if (groupPanel != null)
+    {
+      groupPanel.setLayout(
+          new GridLayout(fr.featureGroups.size() / 4 + 1, 4));
+
+      groupPanel.validate();
+      bigPanel.add(groupPanel, BorderLayout.NORTH);
+    }
+
+    updateFeatureRenderer(data, groupChanged!=null);
+    resettingTable=false;
+  }
+  /**
+   * reorder data based on the featureRenderers global priority list.
+   * @param data
+   */
+  private void ensureOrder(Object[][] data)
+  {
+    boolean sort=false;
+    float[] order = new float[data.length];
+    for (int i=0;i<order.length; i++)
+    {
+      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");
+    chooser.setFileView(new jalview.io.JalviewFileView());
+    chooser.setDialogTitle("Load Feature Colours");
+    chooser.setToolTipText("Load");
+
+    int value = chooser.showOpenDialog(this);
+
+    if (value == JalviewFileChooser.APPROVE_OPTION)
+    {
+      File file = chooser.getSelectedFile();
+
+      try
+      {
+        InputStreamReader in = new InputStreamReader(new FileInputStream(
+            file), "UTF-8");
+
+        jalview.binding.JalviewUserColours jucs = new jalview.binding.
+            JalviewUserColours();
+        jucs = (jalview.binding.JalviewUserColours) 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)));
+          fr.setOrder(name,(i==0) ? 0 : i/jucs.getColourCount());
+        }
+        if (table!=null) {
+          resetTable(null);
+          Object[][] data=((FeatureTableModel) table.getModel()).getData();
+          ensureOrder(data);
+          updateFeatureRenderer(data,false);
+          table.repaint();
+        }
+      }
+      catch (Exception ex)
+      {
+        System.out.println("Error loading User Colour File\n" + ex);
+      }
+    }
+  }
+
+  void save()
+  {
+    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");
+
+    int value = chooser.showSaveDialog(this);
+
+    if (value == JalviewFileChooser.APPROVE_OPTION)
+    {
+      String choice = chooser.getSelectedFile().getPath();
+      jalview.binding.JalviewUserColours ucs = new jalview.binding.
+          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()];
+        int i=0;
+        while (e.hasMoreElements())
+        {
+          sortTypes[i] = e.nextElement().toString();
+          sortOrder[i]  = fr.getOrder(sortTypes[i]);
+          i++;
+        }
+        jalview.util.QuickSort.sort(sortOrder, sortTypes);
+        sortOrder=null;
+        for (i=0; i<sortTypes.length; i++) {
+          jalview.binding.Colour col = new jalview.binding.Colour();
+          col.setName(sortTypes[i]);
+          col.setRGB(jalview.util.Format.getHexString(
+              fr.getColour(col.getName())));
+          ucs.addColour(col);
+        }
+        ucs.marshal(out);
+        out.close();
+      }
+      catch (Exception ex)
+      {
+        ex.printStackTrace();
+      }
+    }
+  }
+
+  public void invertSelection()
+  {
+    for (int i = 0; i < table.getRowCount(); i++)
+    {
+      Boolean value = (Boolean) table.getValueAt(i, 2);
+
+      table.setValueAt(
+          new Boolean(!value.booleanValue()),
+          i, 2);
+    }
+  }
+  public void orderByAvWidth() {
+    if (table==null || table.getModel()==null)
+      return;
+    Object[][] data = ((FeatureTableModel) table.getModel()).getData();
+    float[] width = new float[data.length];
+    float[] awidth;
+    float max=0;
+    int num=0;
+    for (int i=0;i<data.length;i++) {
+       awidth = (float[]) typeWidth.get(data[i][0]);
+       if (awidth[0]>0) {
+         width[i] = awidth[1]/awidth[0];// *awidth[0]*awidth[2]; - better weight - but have to make per sequence, too (awidth[2])
+         //if (width[i]==1) // hack to distinguish single width sequences.
+         num++;
+       } else {
+         width[i]=0;
+       }
+       if (max<width[i])
+         max=width[i];
+    }
+    boolean sort=false;
+    for (int i=0;i<width.length; i++) {
+      //awidth = (float[]) typeWidth.get(data[i][0]);
+      if (width[i]==0)
+      {
+        width[i] = fr.getOrder(data[i][0].toString());
+        if (width[i]<0)
+        {
+          width[i] = fr.setOrder(data[i][0].toString(), i/data.length);
+        }
+      } else {
+        width[i] /=max; // normalize
+        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
+
+    updateFeatureRenderer(data,false);
+    table.repaint();
+  }
+  public void close()
+  {
+    try
+    {
+      frame.setClosed(true);
+    }
+    catch (Exception exe)
+    {}
+
+  }
+
+  public void updateFeatureRenderer(Object[][] data)
+  {
+    updateFeatureRenderer(data, true);
+  }
+  private void updateFeatureRenderer(Object[][] data, boolean visibleNew)
+  {
+    fr.setFeaturePriority(data, visibleNew);
+    af.alignPanel.paintAlignment(true);
+  }
+
+  int selectedRow = -1;
+  JTabbedPane tabbedPane = new JTabbedPane();
+  BorderLayout borderLayout1 = new BorderLayout();
+  BorderLayout borderLayout2 = new BorderLayout();
+  BorderLayout borderLayout3 = new BorderLayout();
+  JPanel bigPanel = new JPanel();
+  BorderLayout borderLayout4 = new BorderLayout();
+  JButton invert = new JButton();
+  JPanel buttonPanel = new JPanel();
+  JButton cancel = new JButton();
+  JButton ok = new JButton();
+  JButton loadColours = new JButton();
+  JButton saveColours = new JButton();
+  JPanel dasButtonPanel = new JPanel();
+  JButton fetchDAS = new JButton();
+  JButton saveDAS = new JButton();
+  JButton cancelDAS = new JButton();
+  JButton optimizeOrder = new JButton();
+  JPanel transbuttons = new JPanel(new BorderLayout());
+  private void jbInit()
+      throws Exception
+  {
+    this.setLayout(borderLayout1);
+    settingsPane.setLayout(borderLayout2);
+    dasSettingsPane.setLayout(borderLayout3);
+    bigPanel.setLayout(borderLayout4);
+    invert.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
+    invert.setText("Invert Selection");
+    invert.addActionListener(new ActionListener()
+    {
+      public void actionPerformed(ActionEvent e)
+      {
+        invertSelection();
+      }
+    });
+    optimizeOrder.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
+    optimizeOrder.setText("Optimise Order");
+    optimizeOrder.addActionListener(new ActionListener() {
+      public void actionPerformed(ActionEvent e) {
+        orderByAvWidth();
+      }
+    });
+    cancel.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
+    cancel.setText("Cancel");
+    cancel.addActionListener(new ActionListener()
+    {
+      public void actionPerformed(ActionEvent e)
+      {
+        updateFeatureRenderer(originalData);
+        close();
+      }
+    });
+    ok.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
+    ok.setText("OK");
+    ok.addActionListener(new ActionListener()
+    {
+      public void actionPerformed(ActionEvent e)
+      {
+        close();
+      }
+    });
+    loadColours.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
+    loadColours.setText("Load Colours");
+    loadColours.addActionListener(new ActionListener()
+    {
+      public void actionPerformed(ActionEvent e)
+      {
+        load();
+      }
+    });
+    saveColours.setFont(new java.awt.Font("Verdana", Font.PLAIN, 11));
+    saveColours.setText("Save Colours");
+    saveColours.addActionListener(new ActionListener()
+    {
+      public void actionPerformed(ActionEvent e)
+      {
+        save();
+      }
+    });
+    transparency.addChangeListener(new ChangeListener()
+    {
+      public void stateChanged(ChangeEvent evt)
+      {
+        fr.setTransparency( (float) (100 - transparency.getValue()) / 100f);
+        af.alignPanel.paintAlignment(true);
+      }
+    });
+
+    transparency.setMaximum(70);
+    fetchDAS.setText("Fetch DAS Features");
+    fetchDAS.addActionListener(new ActionListener()
+    {
+      public void actionPerformed(ActionEvent e)
+      {
+        fetchDAS_actionPerformed(e);
+      }
+    });
+    saveDAS.setText("Save as default");
+    saveDAS.addActionListener(new ActionListener()
+    {
+      public void actionPerformed(ActionEvent e)
+      {
+        saveDAS_actionPerformed(e);
+      }
+    });
+    dasButtonPanel.setBorder(BorderFactory.createEtchedBorder());
+    dasSettingsPane.setBorder(null);
+    cancelDAS.setEnabled(false);
+    cancelDAS.setText("Cancel Fetch");
+    cancelDAS.addActionListener(new ActionListener()
+    {
+      public void actionPerformed(ActionEvent e)
+      {
+        cancelDAS_actionPerformed(e);
+      }
+    });
+    this.add(tabbedPane, java.awt.BorderLayout.CENTER);
+    tabbedPane.addTab("Feature Settings", settingsPane);
+    tabbedPane.addTab("DAS Settings", dasSettingsPane);
+    bigPanel.add(transPanel, java.awt.BorderLayout.SOUTH);
+    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);
+    bigPanel.add(scrollPane, java.awt.BorderLayout.CENTER);
+    dasSettingsPane.add(dasButtonPanel, java.awt.BorderLayout.SOUTH);
+    dasButtonPanel.add(fetchDAS);
+    dasButtonPanel.add(cancelDAS);
+    dasButtonPanel.add(saveDAS);
+    settingsPane.add(bigPanel, java.awt.BorderLayout.CENTER);
+    settingsPane.add(buttonPanel, java.awt.BorderLayout.SOUTH);
+  }
+
+  public void fetchDAS_actionPerformed(ActionEvent e)
+  {
+    fetchDAS.setEnabled(false);
+    cancelDAS.setEnabled(true);
+    Vector selectedSources = dassourceBrowser.getSelectedSources();
+
+    SequenceI[] dataset, seqs;
+    int iSize;
+
+    if (af.getViewport().getSelectionGroup() != null
+        && af.getViewport().getSelectionGroup().getSize() > 0)
+    {
+      iSize = af.getViewport().getSelectionGroup().getSize();
+      dataset = new SequenceI[iSize];
+      seqs = af.getViewport().getSelectionGroup().
+          getSequencesInOrder(
+              af.getViewport().getAlignment());
+    }
+    else
+    {
+      iSize = af.getViewport().getAlignment().getHeight();
+      seqs = af.getViewport().getAlignment().getSequencesArray();
+    }
+
+    dataset = new SequenceI[iSize];
+    for (int i = 0; i < iSize; i++)
+    {
+      dataset[i] = seqs[i].getDatasetSequence();
+    }
+
+    dasFeatureFetcher =
+        new jalview.ws.DasSequenceFeatureFetcher(
+            dataset,
+            this,
+            selectedSources);
+    cancelDAS.setEnabled(true);
+    af.getViewport().setShowSequenceFeatures(true);
+    af.showSeqFeatures.setSelected(true);
+  }
+
+  public void saveDAS_actionPerformed(ActionEvent e)
+  {
+    dassourceBrowser.saveProperties(jalview.bin.Cache.applicationProperties);
+  }
+
+  public void complete()
+  {
+    fetchDAS.setEnabled(true);
+    cancelDAS.setEnabled(false);
+  }
+
+  public void cancelDAS_actionPerformed(ActionEvent e)
+  {
+    dasFeatureFetcher.cancel();
+    fetchDAS.setEnabled(true);
+    cancelDAS.setEnabled(false);
+  }
+  public void noDasSourceActive()
+  {
+    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);
+    complete();
+  }
+
+  /////////////////////////////////////////////////////////////////////////
+  // http://java.sun.com/docs/books/tutorial/uiswing/components/table.html
+  /////////////////////////////////////////////////////////////////////////
+  class FeatureTableModel
+      extends AbstractTableModel
+  {
+    FeatureTableModel(Object[][] data)
+    {
+      this.data = data;
+    }
+
+    private String[] columnNames =
+        {
+        "Feature Type", "Colour", "Display"};
+    private Object[][] data;
+
+    public Object[][] getData()
+    {
+      return data;
+    }
+
+    public void setData(Object[][] data)
+    {
+      this.data = data;
+    }
+
+    public int getColumnCount()
+    {
+      return columnNames.length;
+    }
+
+    public Object[] getRow(int row)
+    {
+      return data[row];
+    }
+
+    public int getRowCount()
+    {
+      return data.length;
+    }
+
+    public String getColumnName(int col)
+    {
+      return columnNames[col];
+    }
+
+    public Object getValueAt(int row, int col)
+    {
+      return data[row][col];
+    }
+
+    public Class getColumnClass(int c)
+    {
+      return getValueAt(0, c).getClass();
+    }
+
+    public boolean isCellEditable(int row, int col)
+    {
+      return col == 0 ? false : true;
+    }
+
+    public void setValueAt(Object value, int row, int col)
+    {
+      data[row][col] = value;
+      fireTableCellUpdated(row, col);
+      updateFeatureRenderer(data);
+    }
+
+  }
+
+  class ColorRenderer
+      extends JLabel implements TableCellRenderer
+  {
+    javax.swing.border.Border unselectedBorder = null;
+    javax.swing.border.Border selectedBorder = null;
+
+    public ColorRenderer()
+    {
+      setOpaque(true); //MUST do this for background to show up.
+    }
+
+    public Component getTableCellRendererComponent(
+        JTable table, Object color,
+        boolean isSelected, boolean hasFocus,
+        int row, int column)
+    {
+      Color newColor = (Color) color;
+      setBackground(newColor);
+      if (isSelected)
+      {
+        if (selectedBorder == null)
+        {
+          selectedBorder = BorderFactory.createMatteBorder(2, 5, 2, 5,
+              table.getSelectionBackground());
+        }
+        setBorder(selectedBorder);
+      }
+      else
+      {
+        if (unselectedBorder == null)
+        {
+          unselectedBorder = BorderFactory.createMatteBorder(2, 5, 2, 5,
+              table.getBackground());
+        }
+        setBorder(unselectedBorder);
+      }
+
+      setToolTipText("RGB value: " + newColor.getRed() + ", "
+                     + newColor.getGreen() + ", "
+                     + newColor.getBlue());
+      return this;
+    }
+  }
+
+}
+
+class ColorEditor
+    extends AbstractCellEditor implements TableCellEditor,
+    ActionListener
+{
+  Color currentColor;
+  JButton button;
+  JColorChooser colorChooser;
+  JDialog dialog;
+  protected static final String EDIT = "edit";
+
+  public ColorEditor()
+  {
+    //Set up the editor (from the table's point of view),
+    //which is a button.
+    //This button brings up the color chooser dialog,
+    //which is the editor from the user's point of view.
+    button = new JButton();
+    button.setActionCommand(EDIT);
+    button.addActionListener(this);
+    button.setBorderPainted(false);
+    //Set up the dialog that the button brings up.
+    colorChooser = new JColorChooser();
+    dialog = JColorChooser.createDialog(button,
+                                        "Select new Colour",
+                                        true, //modal
+                                        colorChooser,
+                                        this, //OK button handler
+                                        null); //no CANCEL button handler
+  }
+
+  /**
+   * Handles events from the editor button and from
+   * the dialog's OK button.
+   */
+  public void actionPerformed(ActionEvent e)
+  {
+
+    if (EDIT.equals(e.getActionCommand()))
+    {
+      //The user has clicked the cell, so
+      //bring up the dialog.
+      button.setBackground(currentColor);
+      colorChooser.setColor(currentColor);
+      dialog.setVisible(true);
+
+      //Make the renderer reappear.
+      fireEditingStopped();
+
+    }
+    else
+    { //User pressed dialog's "OK" button.
+      currentColor = colorChooser.getColor();
+    }
+  }
+
+  //Implement the one CellEditor method that AbstractCellEditor doesn't.
+  public Object getCellEditorValue()
+  {
+    return currentColor;
+  }
+
+  //Implement the one method defined by TableCellEditor.
+  public Component getTableCellEditorComponent(JTable table,
+                                               Object value,
+                                               boolean isSelected,
+                                               int row,
+                                               int column)
+  {
+    currentColor = (Color) value;
+    return button;
+  }
+}