update author list in license for (JAL-826)
[jalview.git] / src / jalview / gui / AppVarna.java
index 7b388fc..9054298 100644 (file)
@@ -1,6 +1,6 @@
 /*
- * Jalview - A Sequence Alignment Editor and Viewer (Version 2.6)
- * Copyright (C) 2010 J Procter, AM Waterhouse, G Barton, M Clamp, S Searle
+ * Jalview - A Sequence Alignment Editor and Viewer (Version 2.7)
+ * Copyright (C) 2011 J Procter, AM Waterhouse, J Engelhardt, LM Lui, G Barton, M Clamp, S Searle
  * 
  * This file is part of Jalview.
  * 
 package jalview.gui;
 
 import java.util.*;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 import java.awt.*;
+
 import javax.swing.*;
 import javax.swing.event.*;
 
 import java.awt.event.*;
 import java.io.*;
 
-import jalview.jbgui.GStructureViewer;
 import jalview.api.SequenceStructureBinding;
 import jalview.bin.Cache;
 import jalview.datamodel.*;
 import jalview.gui.ViewSelectionMenu.ViewSetProvider;
 import jalview.structure.*;
-import jalview.datamodel.PDBEntry;
 import jalview.io.*;
 import jalview.schemes.*;
+import fr.orsay.lri.varna.VARNAPanel;
+import fr.orsay.lri.varna.exceptions.ExceptionFileFormatOrSyntax;
+import fr.orsay.lri.varna.exceptions.ExceptionNonEqualLength;
+import fr.orsay.lri.varna.exceptions.ExceptionUnmatchedClosingParentheses;
+import fr.orsay.lri.varna.interfaces.InterfaceVARNAListener;
+import fr.orsay.lri.varna.models.VARNAConfig;
+import fr.orsay.lri.varna.models.annotations.HighlightRegionAnnotation;
+import fr.orsay.lri.varna.models.rna.ModeleBaseNucleotide;
+import fr.orsay.lri.varna.models.rna.RNA;
 
-public class AppVarna extends GStructureViewer implements Runnable,
-        SequenceStructureBinding, ViewSetProvider
-
-{
-  AppJmolBinding jmb;
-
-  JPanel scriptWindow;
-
-  JSplitPane splitPane;
-
-  RenderPanel renderPanel;
-
-  AlignmentPanel ap;
-
-  Vector atomsPicked = new Vector();
-
-  private boolean addingStructures = false;
-
-  /**
-   * 
-   * @param file
-   * @param id
-   * @param seq
-   * @param ap
-   * @param loadStatus
-   * @param bounds
-   * @deprecated defaults to AppJmol(String[] files, ... , viewid);
-   */
-  public AppVarna(String file, String id, SequenceI[] seq,
-          AlignmentPanel ap, String loadStatus, Rectangle bounds)
-  {
-    this(file, id, seq, ap, loadStatus, bounds, null);
-  }
-
-  /**
-   * @deprecated
-   */
-  public AppVarna(String file, String id, SequenceI[] seq,
-          AlignmentPanel ap, String loadStatus, Rectangle bounds,
-          String viewid)
-  {
-    this(new String[]
-    { file }, new String[]
-    { id }, new SequenceI[][]
-    { seq }, ap, true, true, false, loadStatus, bounds, viewid);
-  }
-
-  ViewSelectionMenu seqColourBy;
-
-  /**
-   * 
-   * @param files
-   * @param ids
-   * @param seqs
-   * @param ap
-   * @param usetoColour
-   *          - add the alignment panel to the list used for colouring these
-   *          structures
-   * @param useToAlign
-   *          - add the alignment panel to the list used for aligning these
-   *          structures
-   * @param leaveColouringToJmol
-   *          - do not update the colours from any other source. Jmol is handling them
-   * @param loadStatus
-   * @param bounds
-   * @param viewid
-   */
-  public AppVarna(String[] files, String[] ids, SequenceI[][] seqs,
-          AlignmentPanel ap, boolean usetoColour, boolean useToAlign, boolean leaveColouringToJmol,
-          String loadStatus, Rectangle bounds, String viewid)
-  {
-    PDBEntry[] pdbentrys = new PDBEntry[files.length];
-    for (int i = 0; i < pdbentrys.length; i++)
-    {
-      PDBEntry pdbentry = new PDBEntry();
-      pdbentry.setFile(files[i]);
-      pdbentry.setId(ids[i]);
-      pdbentrys[i] = pdbentry;
-    }
-    // / TODO: check if protocol is needed to be set, and if chains are
-    // autodiscovered.
-    jmb = new AppJmolBinding(this, ap.getStructureSelectionManager(), pdbentrys, seqs, null, null);
-
-    jmb.setLoadingFromArchive(true);
-    addAlignmentPanel(ap);
-    if (useToAlign)
-    {
-      useAlignmentPanelForSuperposition(ap);
-    }
-    if (leaveColouringToJmol || !usetoColour)
-    {
-      jmb.setColourBySequence(false);
-      seqColour.setSelected(false);
-      jmolColour.setSelected(true);
-    }
-    if (usetoColour)
-    {
-      useAlignmentPanelForColourbyseq(ap);
-      jmb.setColourBySequence(true);
-      seqColour.setSelected(true);
-      jmolColour.setSelected(false);
-    }
-    this.setBounds(bounds);
-    initMenus();
-    viewId = viewid;
-    // jalview.gui.Desktop.addInternalFrame(this, "Loading File",
-    // bounds.width,bounds.height);
-
-    this.addInternalFrameListener(new InternalFrameAdapter()
-    {
-      public void internalFrameClosing(InternalFrameEvent internalFrameEvent)
-      {
-        closeViewer();
-      }
-    });
-    initJmol(loadStatus); // pdbentry, seq, JBPCHECK!
-
-  }
-
-  private void initMenus()
-  {
-    seqColour.setSelected(jmb.isColourBySequence());
-    jmolColour.setSelected(!jmb.isColourBySequence());
-    if (_colourwith==null)
-    {
-      _colourwith=new Vector<AlignmentPanel>();
-    }
-    if (_alignwith==null)
-    {
-      _alignwith=new Vector<AlignmentPanel>();
-    }
-    
-    seqColourBy = new ViewSelectionMenu("Colour by ..", this, _colourwith,
-            new ItemListener()
-            {
-
-              @Override
-              public void itemStateChanged(ItemEvent e)
-              {
-                if (!seqColour.isSelected())
-                {
-                  seqColour.doClick();
-                }
-                else
-                {
-                  // update the jmol display now.
-                  seqColour_actionPerformed(null);
-                }
-              }
-            });
-    viewMenu.add(seqColourBy);
-    final ItemListener handler;
-    JMenu alpanels = new ViewSelectionMenu("Superpose with ..", this,
-            _alignwith, handler = new ItemListener()
-            {
-
-              @Override
-              public void itemStateChanged(ItemEvent e)
-              {
-                alignStructs.setEnabled(_alignwith.size() > 0);
-                alignStructs.setToolTipText("Align structures using "
-                        + _alignwith.size() + " linked alignment views");
-              }
-            });
-    handler.itemStateChanged(null);
-    jmolActionMenu.add(alpanels);
-    jmolActionMenu.addMenuListener(new MenuListener()
-    {
-
-      @Override
-      public void menuSelected(MenuEvent e)
-      {
-        handler.itemStateChanged(null);
-      }
-
-      @Override
-      public void menuDeselected(MenuEvent e)
-      {
-        // TODO Auto-generated method stub
-
-      }
-
-      @Override
-      public void menuCanceled(MenuEvent e)
-      {
-        // TODO Auto-generated method stub
-
-      }
-    });
-  }
-  IProgressIndicator progressBar = null;
-
-  public AppVarna(PDBEntry pdbentry, SequenceI[] seq, String[] chains,
-          AlignmentPanel ap)
-  {
-    progressBar = ap.alignFrame;
-    // ////////////////////////////////
-    // Is the pdb file already loaded?
-    String alreadyMapped = jmb.ssm.alreadyMappedToFile(
-                    pdbentry.getId());
 
-    if (alreadyMapped != null)
-    {
-      int option = JOptionPane.showInternalConfirmDialog(Desktop.desktop,
-              pdbentry.getId() + " is already displayed."
-                      + "\nDo you want to re-use this viewer ?",
-              "Map Sequences to Visible Window: " + pdbentry.getId(),
-              JOptionPane.YES_NO_OPTION);
-
-      if (option == JOptionPane.YES_OPTION)
-      {
-        jmb.ssm.setMapping(seq, chains, alreadyMapped,
-                        AppletFormatAdapter.FILE);
-        if (ap.seqPanel.seqCanvas.fr != null)
-        {
-          ap.seqPanel.seqCanvas.fr.featuresAdded();
-          ap.paintAlignment(true);
-        }
-
-        // Now this AppJmol is mapped to new sequences. We must add them to
-        // the exisiting array
-        JInternalFrame[] frames = Desktop.instance.getAllFrames();
-
-        for (int i = 0; i < frames.length; i++)
-        {
-          if (frames[i] instanceof AppVarna)
-          {
-            AppVarna topJmol = ((AppVarna) frames[i]);
-            // JBPNOTE: this looks like a binding routine, rather than a gui
-            // routine
-            for (int pe = 0; pe < topJmol.jmb.pdbentry.length; pe++)
-            {
-              if (topJmol.jmb.pdbentry[pe].getFile().equals(alreadyMapped))
-              {
-                topJmol.jmb.addSequence(pe, seq);
-                topJmol.addAlignmentPanel(ap);
-                topJmol.buildJmolActionMenu();
-                break;
-              }
-            }
-          }
-        }
-
-        return;
-      }
-    }
-    // /////////////////////////////////
-    // Check if there are other Jmol views involving this alignment
-    // and prompt user about adding this molecule to one of them
-    Vector existingViews = getJmolsFor(ap);
-    if (existingViews.size() > 0)
-    {
-      Enumeration jm = existingViews.elements();
-      while (jm.hasMoreElements())
-      {
-        AppVarna topJmol = (AppVarna) jm.nextElement();
-        // TODO: highlight topJmol in view somehow
-        int option = JOptionPane.showInternalConfirmDialog(Desktop.desktop,
-                "Do you want to add " + pdbentry.getId()
-                        + " to the view called\n'" + topJmol.getTitle()
-                        + "'\n", "Align to existing structure view",
-                JOptionPane.YES_NO_OPTION);
-        if (option == JOptionPane.YES_OPTION)
-        {
-          topJmol.useAlignmentPanelForSuperposition(ap);
-          topJmol.addStructure(pdbentry, seq, chains, true, ap.alignFrame);
-          return;
-        }
-      }
-    }
-    // /////////////////////////////////
-
-    jmb = new AppJmolBinding(this, ap.getStructureSelectionManager(), new PDBEntry[]
-    { pdbentry }, new SequenceI[][]
-    { seq }, null, null);
-    addAlignmentPanel(ap);
-    useAlignmentPanelForColourbyseq(ap);
-    jmb.setColourBySequence(true);
-    setSize(400, 400); // probably should be a configurable/dynamic default here
-    initMenus();
-
-    if (pdbentry.getFile() != null)
-    {
-      initJmol("load \"" + pdbentry.getFile() + "\"");
-    }
-    else
-    {
-      addingStructures = false;
-      worker = new Thread(this);
-      worker.start();
-    }
-
-    this.addInternalFrameListener(new InternalFrameAdapter()
-    {
-      public void internalFrameClosing(InternalFrameEvent internalFrameEvent)
-      {
-        closeViewer();
-      }
-    });
-
-  }
-
-  /**
-   * list of sequenceSet ids associated with the view
-   */
-  ArrayList<String> _aps = new ArrayList();
-
-  public AlignmentPanel[] getAllAlignmentPanels()
-  {
-    AlignmentPanel[] t, list = new AlignmentPanel[0];
-    for (String setid : _aps)
-    {
-      AlignmentPanel[] panels = PaintRefresher.getAssociatedPanels(setid);
-      if (panels != null)
-      {
-        t = new AlignmentPanel[list.length + panels.length];
-        System.arraycopy(list, 0, t, 0, list.length);
-        System.arraycopy(panels, 0, t, list.length, panels.length);
-        list = t;
-      }
-    }
-
-    return list;
-  }
+public class AppVarna extends JInternalFrame implements InterfaceVARNAListener,SecondaryStructureListener// implements Runnable,SequenceStructureBinding, ViewSetProvider
 
-  /**
-   * list of alignment panels to use for superposition
-   */
-  Vector<AlignmentPanel> _alignwith = new Vector<AlignmentPanel>();
-
-  /**
-   * list of alignment panels that are used for colouring structures by aligned
-   * sequences
-   */
-  Vector<AlignmentPanel> _colourwith = new Vector<AlignmentPanel>();
-
-  /**
-   * set the primary alignmentPanel reference and add another alignPanel to the
-   * list of ones to use for colouring and aligning
-   * 
-   * @param nap
-   */
-  public void addAlignmentPanel(AlignmentPanel nap)
-  {
-    if (ap == null)
-    {
-      ap = nap;
-    }
-    if (!_aps.contains(nap.av.getSequenceSetId()))
-    {
-      _aps.add(nap.av.getSequenceSetId());
-    }
-  }
-
-  /**
-   * remove any references held to the given alignment panel
-   * 
-   * @param nap
-   */
-  public void removeAlignmentPanel(AlignmentPanel nap)
-  {
-    try
-    {
-      _alignwith.remove(nap);
-      _colourwith.remove(nap);
-      if (ap == nap)
-      {
-        ap = null;
-        for (AlignmentPanel aps : getAllAlignmentPanels())
-        {
-          if (aps != nap)
-          {
-            ap = aps;
-            break;
-          }
-        }
-      }
-    } catch (Exception ex)
-    {
-    }
-    if (ap != null)
-    {
-      buildJmolActionMenu();
-    }
-  }
-
-  public void useAlignmentPanelForSuperposition(AlignmentPanel nap)
-  {
-    addAlignmentPanel(nap);
-    if (!_alignwith.contains(nap))
-    {
-      _alignwith.add(nap);
-    }
-  }
-
-  public void excludeAlignmentPanelForSuperposition(AlignmentPanel nap)
-  {
-    if (_alignwith.contains(nap))
-    {
-      _alignwith.remove(nap);
-    }
-  }
-
-  public void useAlignmentPanelForColourbyseq(AlignmentPanel nap, boolean enableColourBySeq)
-  {
-    useAlignmentPanelForColourbyseq(nap);
-    jmb.setColourBySequence(enableColourBySeq);
-    seqColour.setSelected(enableColourBySeq);
-    jmolColour.setSelected(!enableColourBySeq);
-  }
-  public void useAlignmentPanelForColourbyseq(AlignmentPanel nap)
-  {
-    addAlignmentPanel(nap);
-    if (!_colourwith.contains(nap))
-    {
-      _colourwith.add(nap);
-    }
-  }
-
-  public void excludeAlignmentPanelForColourbyseq(AlignmentPanel nap)
-  {
-    if (_colourwith.contains(nap))
-    {
-      _colourwith.remove(nap);
-    }
-  }
-
-  /**
-   * pdb retrieval thread.
-   */
-  private Thread worker = null;
-
-  /**
-   * add a new structure (with associated sequences and chains) to this viewer,
-   * retrieving it if necessary first.
-   * 
-   * @param pdbentry
-   * @param seq
-   * @param chains
-   * @param alignFrame
-   * @param align
-   *          if true, new structure(s) will be align using associated alignment
-   */
-  private void addStructure(final PDBEntry pdbentry, final SequenceI[] seq,
-          final String[] chains, final boolean b,
-          final IProgressIndicator alignFrame)
-  {
-    if (pdbentry.getFile() == null)
-    {
-      if (worker != null && worker.isAlive())
-      {
-        // a retrieval is in progress, wait around and add ourselves to the
-        // queue.
-        new Thread(new Runnable()
-        {
-          public void run()
-          {
-            while (worker != null && worker.isAlive() && _started)
-            {
-              try
-              {
-                Thread.sleep(100 + ((int) Math.random() * 100));
-
-              } catch (Exception e)
-              {
-              }
-
-            }
-            // and call ourselves again.
-            addStructure(pdbentry, seq, chains, b, alignFrame);
-          }
-        }).start();
-        return;
-      }
-    }
-    // otherwise, start adding the structure.
-    jmb.addSequenceAndChain(new PDBEntry[]
-    { pdbentry }, new SequenceI[][]
-    { seq }, new String[][]
-    { chains });
-    addingStructures = true;
-    _started = false;
-    alignAddedStructures = b;
-    progressBar = alignFrame; // visual indication happens on caller frame.
-    (worker = new Thread(this)).start();
-    return;
-  }
-
-  private Vector getJmolsFor(AlignmentPanel ap2)
-  {
-    Vector otherJmols = new Vector();
-    // Now this AppJmol is mapped to new sequences. We must add them to
-    // the exisiting array
-    JInternalFrame[] frames = Desktop.instance.getAllFrames();
-
-    for (int i = 0; i < frames.length; i++)
-    {
-      if (frames[i] instanceof AppVarna)
-      {
-        AppVarna topJmol = ((AppVarna) frames[i]);
-        if (topJmol.isLinkedWith(ap2))
-        {
-          otherJmols.addElement(topJmol);
-        }
-      }
-    }
-    return otherJmols;
-  }
+{
+  AppVarnaBinding vab;
 
-  void initJmol(String command)
-  {
-    jmb.setFinishedInit(false);
-    renderPanel = new RenderPanel();
-    // TODO: consider waiting until the structure/view is fully loaded before
-    // displaying
-    this.getContentPane().add(renderPanel, java.awt.BorderLayout.CENTER);
-    jalview.gui.Desktop.addInternalFrame(this, jmb.getViewerTitle(),
-            getBounds().width, getBounds().height);
-    if (scriptWindow == null)
-    {
-      BorderLayout bl = new BorderLayout();
-      bl.setHgap(0);
-      bl.setVgap(0);
-      scriptWindow = new JPanel(bl);
-      scriptWindow.setVisible(false);
-    }
-    ;
-    jmb.allocateViewer(renderPanel, true, "", null, null, "", scriptWindow,
-            null);
-    jmb.newJmolPopup(true, "Jmol", true);
-    if (command==null)
-    {
-      command="";
-    }
-    jmb.evalStateCommand(command);
-    jmb.setFinishedInit(true);
+  VARNAPanel varnaPanel;
+  
+  public String name;
+  
+  public StructureSelectionManager ssm;
+  
+  /*public AppVarna(){
+         vab = new AppVarnaBinding(); 
+         initVarna();
+  }*/
+  
+  
+  public AppVarna(String seq,String struc,String name,AlignmentPanel ap){
+         ArrayList<RNA> rnaList = new ArrayList<RNA>();
+         RNA rna1 = new RNA(name);
+         try {
+                 rna1.setRNA(seq,replaceOddGaps(struc));
+         } catch (ExceptionUnmatchedClosingParentheses e2) {
+               e2.printStackTrace();
+         } catch (ExceptionFileFormatOrSyntax e3) {
+               e3.printStackTrace();
+         }
+         rnaList.add(trimRNA(rna1));     
+         rnaList.add(rna1);
+         rna1.setName("consenus_"+rna1.getName());
+         
+         
+         vab = new AppVarnaBinding(rnaList);
+         //vab = new AppVarnaBinding(seq,struc);
+         //System.out.println("Hallo: "+name);
+         this.name=name;
+         initVarna();
+      ssm = ap.getStructureSelectionManager();
+         ssm.addStructureViewerListener(this);
   }
-
-  void setChainMenuItems(Vector chains)
-  {
-    chainMenu.removeAll();
-    if (chains == null)
-    {
-      return;
-    }
-    JMenuItem menuItem = new JMenuItem("All");
-    menuItem.addActionListener(new ActionListener()
-    {
-      public void actionPerformed(ActionEvent evt)
-      {
-        allChainsSelected = true;
-        for (int i = 0; i < chainMenu.getItemCount(); i++)
-        {
-          if (chainMenu.getItem(i) instanceof JCheckBoxMenuItem)
-            ((JCheckBoxMenuItem) chainMenu.getItem(i)).setSelected(true);
-        }
-        centerViewer();
-        allChainsSelected = false;
-      }
-    });
-
-    chainMenu.add(menuItem);
-
-    for (int c = 0; c < chains.size(); c++)
-    {
-      menuItem = new JCheckBoxMenuItem(chains.elementAt(c).toString(), true);
-      menuItem.addItemListener(new ItemListener()
-      {
-        public void itemStateChanged(ItemEvent evt)
-        {
-          if (!allChainsSelected)
-            centerViewer();
-        }
-      });
-
-      chainMenu.add(menuItem);
-    }
+  
+  public void initVarna(){
+         //vab.setFinishedInit(false);
+         varnaPanel=vab.get_varnaPanel();
+         setBackground(Color.white);
+         JSplitPane split = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT,true,vab.getListPanel(),varnaPanel);
+         getContentPane().setLayout(new BorderLayout());
+         getContentPane().add(split, BorderLayout.CENTER);
+         //getContentPane().add(vab.getTools(), BorderLayout.NORTH);   
+         varnaPanel.addVARNAListener(this);
+         jalview.gui.Desktop.addInternalFrame(this,"VARNA -"+name,getBounds().width, getBounds().height);
+         this.pack();
+         showPanel(true);
   }
-
-  boolean allChainsSelected = false;
-
-  private boolean alignAddedStructures = false;
-
-  void centerViewer()
-  {
-    Vector toshow = new Vector();
-    String lbl;
-    int mlength, p, mnum;
-    for (int i = 0; i < chainMenu.getItemCount(); i++)
-    {
-      if (chainMenu.getItem(i) instanceof JCheckBoxMenuItem)
-      {
-        JCheckBoxMenuItem item = (JCheckBoxMenuItem) chainMenu.getItem(i);
-        if (item.isSelected())
-        {
-          toshow.addElement(item.getText());
-        }
-      }
-    }
-    jmb.centerViewer(toshow);
+  
+  public String replaceOddGaps(String oldStr){
+         String patternStr = "[^([{<>}])]";
+      String replacementStr = ".";
+      Pattern pattern = Pattern.compile(patternStr);
+      Matcher matcher = pattern.matcher(oldStr);
+      String newStr=matcher.replaceAll(replacementStr);
+         return newStr;
   }
-
-  void closeViewer()
-  {
-    jmb.closeViewer();
-    ap = null;
-    _aps.clear();
-    _alignwith.clear();
-    _colourwith.clear();
-    // TODO: check for memory leaks where instance isn't finalised because jmb
-    // holds a reference to the window
-    jmb = null;
+  
+  public RNA trimRNA(RNA rna){
+         RNA rnaTrim = new RNA("trim_"+rna.getName());
+         try {
+                 rnaTrim.setRNA(rna.getSeq(),replaceOddGaps(rna.getStructDBN()));
+         } catch (ExceptionUnmatchedClosingParentheses e2) {
+               e2.printStackTrace();
+         } catch (ExceptionFileFormatOrSyntax e3) {
+               e3.printStackTrace();
+         }
+
+         StringBuffer seq=new StringBuffer(rnaTrim.getSeq());
+         StringBuffer struc=new StringBuffer(rnaTrim.getStructDBN());
+         for(int i=0;i<rnaTrim.getSeq().length();i++){
+                 //TODO: Jalview utility for gap detection java.utils.isGap()
+                 //TODO: Switch to jalview rna datamodel
+                 if(seq.substring(i, i+1).compareTo("-")==0 || seq.substring(i, i+1).compareTo(".")==0){
+                         if(!rnaTrim.findPair(i).isEmpty()){
+                                 int m=rnaTrim.findPair(i).get(1);
+                                 int l=rnaTrim.findPair(i).get(0);
+                                 
+                                 struc.replace(m, m+1, "*");
+                                 struc.replace(l, l+1, "*");
+                         }else{
+                                 struc.replace(i, i+1, "*");
+                         }
+                 }
+         }
+        
+         String newSeq=rnaTrim.getSeq().replace("-", "");
+         rnaTrim.getSeq().replace(".", "");
+         String newStruc=struc.toString().replace("*", "");
+
+         try {
+               rnaTrim.setRNA(newSeq,newStruc);
+         } catch (ExceptionUnmatchedClosingParentheses e) {
+               // TODO Auto-generated catch block
+               e.printStackTrace();
+         } catch (ExceptionFileFormatOrSyntax e) {
+               // TODO Auto-generated catch block
+               e.printStackTrace();
+         }
+         
+         return rnaTrim;
+  }
+
+  public void showPanel(boolean show){
+         this.setVisible(show);
   }
-
-  /**
-   * state flag for PDB retrieval thread
-   */
+  
   private boolean _started = false;
 
-  public void run()
-  {
-    _started = true;
-    String pdbid = "";
-    // todo - record which pdbids were successfuly imported.
-    StringBuffer errormsgs = new StringBuffer(), files = new StringBuffer();
-    try
-    {
-      String[] curfiles = jmb.getPdbFile(); // files currently in viewer
-      // TODO: replace with reference fetching/transfer code (validate PDBentry
-      // as a DBRef?)
-      jalview.ws.dbsources.Pdb pdbclient = new jalview.ws.dbsources.Pdb();
-      for (int pi = 0; pi < jmb.pdbentry.length; pi++)
-      {
-        String file = jmb.pdbentry[pi].getFile();
-        if (file == null)
-        {
-          // retrieve the pdb and store it locally
-          AlignmentI pdbseq = null;
-          pdbid = jmb.pdbentry[pi].getId();
-          long hdl = pdbid.hashCode() - System.currentTimeMillis();
-          if (progressBar != null)
-          {
-            progressBar.setProgressBar("Fetching PDB " + pdbid, hdl);
-          }
-          try
-          {
-            pdbseq = pdbclient.getSequenceRecords(pdbid = jmb.pdbentry[pi]
-                    .getId());
-          } catch (OutOfMemoryError oomerror)
-          {
-            new OOMWarning("Retrieving PDB id " + pdbid, oomerror);
-          } catch (Exception ex)
-          {
-            ex.printStackTrace();
-            errormsgs.append("'" + pdbid + "'");
-          }
-          if (progressBar != null)
-          {
-            progressBar.setProgressBar("Finished.", hdl);
-          }
-          if (pdbseq != null)
-          {
-            // just transfer the file name from the first sequence's first
-            // PDBEntry
-            jmb.pdbentry[pi].setFile(file = ((PDBEntry) pdbseq
-                    .getSequenceAt(0).getPDBId().elementAt(0)).getFile());
-            files.append(" \"" + file + "\"");
-          }
-          else
-          {
-            errormsgs.append("'" + pdbid + "' ");
-          }
-        }
-        else
-        {
-          if (curfiles != null && curfiles.length > 0)
-          {
-            addingStructures = true; // already files loaded.
-            for (int c = 0; c < curfiles.length; c++)
-            {
-              if (curfiles[c].equals(file))
-              {
-                file = null;
-                break;
-              }
-            }
-          }
-          if (file != null)
-          {
-            files.append(" \"" + file + "\"");
-          }
-        }
-      }
-    } catch (OutOfMemoryError oomerror)
-    {
-      new OOMWarning("Retrieving PDB files: " + pdbid, oomerror);
-    } catch (Exception ex)
-    {
-      ex.printStackTrace();
-      errormsgs.append("When retrieving pdbfiles : current was: '" + pdbid
-              + "'");
-    }
-    if (errormsgs.length() > 0)
-    {
-
-      JOptionPane.showInternalMessageDialog(Desktop.desktop,
-              "The following pdb entries could not be retrieved from the PDB:\n"
-                      + errormsgs.toString()
-                      + "\nPlease try downloading them manually.",
-              "Couldn't load file", JOptionPane.ERROR_MESSAGE);
-
-    }
-    if (files.length() > 0)
-    {
-      if (!addingStructures)
-      {
-
-        try
-        {
-          initJmol("load FILES " + files.toString());
-        } catch (OutOfMemoryError oomerror)
-        {
-          new OOMWarning("When trying to open the Jmol viewer!", oomerror);
-          Cache.log.debug("File locations are " + files);
-        } catch (Exception ex)
-        {
-          Cache.log.error("Couldn't open Jmol viewer!", ex);
-        }
-      }
-      else
+  public void run(){
+         _started = true;
+         
+         try
       {
-        StringBuffer cmd = new StringBuffer();
-        cmd.append("loadingJalviewdata=true\nload APPEND ");
-        cmd.append(files.toString());
-        cmd.append("\nloadingJalviewdata=null");
-        final String command = cmd.toString();
-        cmd = null;
-        long lastnotify = jmb.getLoadNotifiesHandled();
-        try
-        {
-          jmb.evalStateCommand(command);
-        } catch (OutOfMemoryError oomerror)
-        {
-          new OOMWarning(
-                  "When trying to add structures to the Jmol viewer!",
-                  oomerror);
-          Cache.log.debug("File locations are " + files);
-        } catch (Exception ex)
-        {
-          Cache.log.error("Couldn't add files to Jmol viewer!", ex);
-        }
-        // need to wait around until script has finished
-        while (lastnotify >= jmb.getLoadNotifiesHandled())
-          ;
-        {
-          try
-          {
-            Thread.sleep(35);
-          } catch (Exception e)
-          {
-          }
-        }
-        // refresh the sequence colours for the new structure(s)
-        for (AlignmentPanel ap : _colourwith)
-        {
-          jmb.updateColours(ap);
-        }
-        // do superposition if asked to
-        if (alignAddedStructures)
-        {
-          javax.swing.SwingUtilities.invokeLater(new Runnable()
-          {
-            public void run()
-            {
-              alignStructs_withAllAlignPanels();
-              // jmb.superposeStructures(ap.av.getAlignment(), -1, null);
-            }
-          });
-          alignAddedStructures = false;
-        }
-        addingStructures = false;
-      }
-    }
-    _started = false;
-    worker = null;
-  }
-
-  public void pdbFile_actionPerformed(ActionEvent actionEvent)
-  {
-    JalviewFileChooser chooser = new JalviewFileChooser(
-            jalview.bin.Cache.getProperty("LAST_DIRECTORY"));
-
-    chooser.setFileView(new JalviewFileView());
-    chooser.setDialogTitle("Save PDB File");
-    chooser.setToolTipText("Save");
-
-    int value = chooser.showSaveDialog(this);
-
-    if (value == JalviewFileChooser.APPROVE_OPTION)
-    {
-      try
+        initVarna();
+      } catch (OutOfMemoryError oomerror)
       {
-        // TODO: cope with multiple PDB files in view
-        BufferedReader in = new BufferedReader(new FileReader(
-                jmb.getPdbFile()[0]));
-        File outFile = chooser.getSelectedFile();
-
-        PrintWriter out = new PrintWriter(new FileOutputStream(outFile));
-        String data;
-        while ((data = in.readLine()) != null)
-        {
-          if (!(data.indexOf("<PRE>") > -1 || data.indexOf("</PRE>") > -1))
-          {
-            out.println(data);
-          }
-        }
-        out.close();
+        new OOMWarning("When trying to open the Varna viewer!", oomerror);
       } catch (Exception ex)
       {
-        ex.printStackTrace();
+        Cache.log.error("Couldn't open Varna viewer!", ex);
       }
-    }
-  }
-
-  public void viewMapping_actionPerformed(ActionEvent actionEvent)
-  {
-    jalview.gui.CutAndPasteTransfer cap = new jalview.gui.CutAndPasteTransfer();
-    try
-    {
-      for (int pdbe = 0; pdbe < jmb.pdbentry.length; pdbe++)
-      {
-        cap.appendText(jmb.printMapping(
-                        jmb.pdbentry[pdbe].getFile()));
-        cap.appendText("\n");
-      }
-    } catch (OutOfMemoryError e)
-    {
-      new OOMWarning(
-              "composing sequence-structure alignments for display in text box.",
-              e);
-      cap.dispose();
-      return;
-    }
-    jalview.gui.Desktop.addInternalFrame(cap, "PDB - Sequence Mapping",
-            550, 600);
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @param e
-   *          DOCUMENT ME!
-   */
-  public void eps_actionPerformed(ActionEvent e)
-  {
-    makePDBImage(jalview.util.ImageMaker.EPS);
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @param e
-   *          DOCUMENT ME!
-   */
-  public void png_actionPerformed(ActionEvent e)
-  {
-    makePDBImage(jalview.util.ImageMaker.PNG);
-  }
-
-  void makePDBImage(int type)
-  {
-    int width = getWidth();
-    int height = getHeight();
-
-    jalview.util.ImageMaker im;
-
-    if (type == jalview.util.ImageMaker.PNG)
-    {
-      im = new jalview.util.ImageMaker(this, jalview.util.ImageMaker.PNG,
-              "Make PNG image from view", width, height, null, null);
-    }
-    else
-    {
-      im = new jalview.util.ImageMaker(this, jalview.util.ImageMaker.EPS,
-              "Make EPS file from view", width, height, null,
-              this.getTitle());
-    }
-
-    if (im.getGraphics() != null)
-    {
-      Rectangle rect = new Rectangle(width, height);
-      jmb.viewer.renderScreenImage(im.getGraphics(), rect.getSize(), rect);
-      im.writeImage();
-    }
-  }
-  public void jmolColour_actionPerformed(ActionEvent actionEvent)
-  {
-    if (jmolColour.isSelected()) {
-      // disable automatic sequence colouring.
-      jmb.setColourBySequence(false);
-    }
-  }
-  public void seqColour_actionPerformed(ActionEvent actionEvent)
-  {
-    jmb.setColourBySequence(seqColour.isSelected());
-    if (_colourwith == null)
-    {
-      _colourwith = new Vector<AlignmentPanel>();
-    }
-    if (jmb.isColourBySequence())
-    {
-      if (!jmb.isLoadingFromArchive())
-      {
-        if (_colourwith.size()==0 && ap!=null) {
-          // Make the currently displayed alignment panel the associated view
-          _colourwith.add(ap.alignFrame.alignPanel);
-        }
-      }
-      // Set the colour using the current view for the associated alignframe
-      for (AlignmentPanel ap : _colourwith)
-      {
-        jmb.colourBySequence(ap.av.showSequenceFeatures, ap);
-      }
-    }
-  }
-
-  public void chainColour_actionPerformed(ActionEvent actionEvent)
-  {
-    chainColour.setSelected(true);
-    jmb.colourByChain();
-  }
-
-  public void chargeColour_actionPerformed(ActionEvent actionEvent)
-  {
-    chargeColour.setSelected(true);
-    jmb.colourByCharge();
-  }
-
-  public void zappoColour_actionPerformed(ActionEvent actionEvent)
-  {
-    zappoColour.setSelected(true);
-    jmb.setJalviewColourScheme(new ZappoColourScheme());
-  }
-
-  public void taylorColour_actionPerformed(ActionEvent actionEvent)
-  {
-    taylorColour.setSelected(true);
-    jmb.setJalviewColourScheme(new TaylorColourScheme());
   }
 
-  public void hydroColour_actionPerformed(ActionEvent actionEvent)
-  {
-    hydroColour.setSelected(true);
-    jmb.setJalviewColourScheme(new HydrophobicColourScheme());
-  }
-
-  public void helixColour_actionPerformed(ActionEvent actionEvent)
-  {
-    helixColour.setSelected(true);
-    jmb.setJalviewColourScheme(new HelixColourScheme());
-  }
+@Override
+public void onUINewStructure(VARNAConfig v, RNA r) {
+       // TODO Auto-generated method stub
+       
+}
 
-  public void strandColour_actionPerformed(ActionEvent actionEvent)
-  {
-    strandColour.setSelected(true);
-    jmb.setJalviewColourScheme(new StrandColourScheme());
-  }
+@Override
+public void onWarningEmitted(String s) {
+       // TODO Auto-generated method stub
+       
+}
+/**
+ * If a mouseOver event from the AlignmentPanel 
+ * is noticed the currently selected RNA in the 
+ * VARNA window is highlighted at the specific position. 
+ * To be able to remove it before the next highlight
+ * it is saved in _lastHighlight
+ */
+private  HighlightRegionAnnotation _lastHighlight;
+@Override
+public void mouseOverSequence(SequenceI sequence, int index) {
+       // TODO Auto-generated method stub
+       RNA rna=vab.getSelectedRNA();
+       rna.removeHighlightRegion(_lastHighlight);
+       
+       HighlightRegionAnnotation highlight = new HighlightRegionAnnotation(rna.getBasesBetween(index,index));
+       rna.addHighlightRegion(highlight);
+       _lastHighlight=highlight;
+       vab.updateSelectedRNA(rna);
+}
 
-  public void turnColour_actionPerformed(ActionEvent actionEvent)
-  {
-    turnColour.setSelected(true);
-    jmb.setJalviewColourScheme(new TurnColourScheme());
-  }
+@Override
+public void mouseOverStructure(int atomIndex, String strInfo) {
+       // TODO Auto-generated method stub
+       
+}
 
-  public void buriedColour_actionPerformed(ActionEvent actionEvent)
-  {
-    buriedColour.setSelected(true);
-    jmb.setJalviewColourScheme(new BuriedColourScheme());
-  }
-  
-  public void purinePyrimidineColour_actionPerformed(ActionEvent actionEvent)
-  {
-    setJalviewColourScheme(new PurinePyrimidineColourScheme());
-  }
+@Override
+public void onStructureRedrawn()
+{
+  // TODO Auto-generated method stub
   
-  public void userColour_actionPerformed(ActionEvent actionEvent)
-  {
-    userColour.setSelected(true);
-    new UserDefinedColours(this, null);
-  }
-
-  public void backGround_actionPerformed(ActionEvent actionEvent)
-  {
-    java.awt.Color col = JColorChooser.showDialog(this,
-            "Select Background Colour", null);
-    if (col != null)
-    {
-      jmb.setBackgroundColour(col);
-    }
-  }
-
-  public void jmolHelp_actionPerformed(ActionEvent actionEvent)
-  {
-    try
-    {
-      jalview.util.BrowserLauncher
-              .openURL("http://jmol.sourceforge.net/docs/JmolUserGuide/");
-    } catch (Exception ex)
-    {
-    }
-  }
-
-  public void showConsole(boolean showConsole)
-  {
-
-    if (showConsole)
-    {
-      if (splitPane == null)
-      {
-        splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
-        splitPane.setTopComponent(renderPanel);
-        splitPane.setBottomComponent(scriptWindow);
-        this.getContentPane().add(splitPane, BorderLayout.CENTER);
-        splitPane.setDividerLocation(getHeight() - 200);
-        scriptWindow.setVisible(true);
-        scriptWindow.validate();
-        splitPane.validate();
-      }
-
-    }
-    else
-    {
-      if (splitPane != null)
-      {
-        splitPane.setVisible(false);
-      }
-
-      splitPane = null;
-
-      this.getContentPane().add(renderPanel, BorderLayout.CENTER);
-    }
-
-    validate();
-  }
-
-  class RenderPanel extends JPanel
-  {
-    final Dimension currentSize = new Dimension();
-
-    final Rectangle rectClip = new Rectangle();
-
-    public void paintComponent(Graphics g)
-    {
-      getSize(currentSize);
-      g.getClipBounds(rectClip);
-
-      if (jmb.fileLoadingError != null)
-      {
-        g.setColor(Color.black);
-        g.fillRect(0, 0, currentSize.width, currentSize.height);
-        g.setColor(Color.white);
-        g.setFont(new Font("Verdana", Font.BOLD, 14));
-        g.drawString("Error loading file...", 20, currentSize.height / 2);
-        StringBuffer sb = new StringBuffer();
-        int lines = 0;
-        for (int e = 0; e < jmb.pdbentry.length; e++)
-        {
-          sb.append(jmb.pdbentry[e].getId());
-          if (e < jmb.pdbentry.length - 1)
-          {
-            sb.append(",");
-          }
-
-          if (e == jmb.pdbentry.length - 1 || sb.length() > 20)
-          {
-            lines++;
-            g.drawString(sb.toString(), 20, currentSize.height / 2 - lines
-                    * g.getFontMetrics().getHeight());
-          }
-        }
-      }
-      else if (jmb == null || jmb.viewer == null || !jmb.isFinishedInit())
-      {
-        g.setColor(Color.black);
-        g.fillRect(0, 0, currentSize.width, currentSize.height);
-        g.setColor(Color.white);
-        g.setFont(new Font("Verdana", Font.BOLD, 14));
-        g.drawString("Retrieving PDB data....", 20, currentSize.height / 2);
-      }
-      else
-      {
-        jmb.viewer.renderScreenImage(g, currentSize, rectClip);
-      }
-    }
-  }
-
-  String viewId = null;
-
-  public String getViewId()
-  {
-    if (viewId == null)
-    {
-      viewId = System.currentTimeMillis() + "." + this.hashCode();
-    }
-    return viewId;
-  }
-
-  public void updateTitleAndMenus()
-  {
-    if (jmb.fileLoadingError != null && jmb.fileLoadingError.length() > 0)
-    {
-      repaint();
-      return;
-    }
-    setChainMenuItems(jmb.chainNames);
-
-    this.setTitle(jmb.getViewerTitle());
-    if (jmb.getPdbFile().length > 1 && jmb.sequence.length > 1)
-    {
-      jmolActionMenu.setVisible(true);
-    }
-    if (!jmb.isLoadingFromArchive())
-    {
-      seqColour_actionPerformed(null);
-    }
-  }
-
-  protected void buildJmolActionMenu()
-  {
-    if (_alignwith == null)
-    {
-      _alignwith = new Vector<AlignmentPanel>();
-    }
-    if (_alignwith.size() == 0 && ap != null)
-    {
-      _alignwith.add(ap);
-    }
-    ;
-    for (Component c : jmolActionMenu.getMenuComponents())
-    {
-      if (c != alignStructs)
-      {
-        jmolActionMenu.remove((JMenuItem) c);
-      }
-    }
-    final ItemListener handler;
-  }
-
-  /*
-   * (non-Javadoc)
-   * 
-   * @see
-   * jalview.jbgui.GStructureViewer#alignStructs_actionPerformed(java.awt.event
-   * .ActionEvent)
-   */
-  @Override
-  protected void alignStructs_actionPerformed(ActionEvent actionEvent)
-  {
-    alignStructs_withAllAlignPanels();
-  }
-
-  private void alignStructs_withAllAlignPanels()
-  {
-    if (ap == null)
-    {
-      return;
-    }
-    ;
-    if (_alignwith.size() == 0)
-    {
-      _alignwith.add(ap);
-    }
-    ;
-    try
-    {
-      AlignmentI[] als = new Alignment[_alignwith.size()];
-      ColumnSelection[] alc = new ColumnSelection[_alignwith.size()];
-      int[] alm = new int[_alignwith.size()];
-      int a = 0;
-
-      for (AlignmentPanel ap : _alignwith)
-      {
-        als[a] = ap.av.getAlignment();
-        alm[a] = -1;
-        alc[a++] = ap.av.getColumnSelection();
-      }
-      jmb.superposeStructures(als, alm, alc);
-    } catch (Exception e)
-    {
-      StringBuffer sp = new StringBuffer();
-      for (AlignmentPanel ap : _alignwith)
-      {
-        sp.append("'" + ap.alignFrame.getTitle() + "' ");
-      }
-      Cache.log.info("Couldn't align structures with the " + sp.toString()
-              + "associated alignment panels.", e);
-
-    }
-
-  }
-
-  public void setJalviewColourScheme(ColourSchemeI ucs)
-  {
-    jmb.setJalviewColourScheme(ucs);
-
-  }
-
-  /**
-   * 
-   * @param alignment
-   * @return first alignment panel displaying given alignment, or the default
-   *         alignment panel
-   */
-  public AlignmentPanel getAlignmentPanelFor(AlignmentI alignment)
-  {
-    for (AlignmentPanel ap : getAllAlignmentPanels())
-    {
-      if (ap.av.getAlignment() == alignment)
-      {
-        return ap;
-      }
-    }
-    return ap;
-  }
-
-  /**
-   * 
-   * @param ap2
-   * @return true if this Jmol instance is linked with the given alignPanel
-   */
-  public boolean isLinkedWith(AlignmentPanel ap2)
-  {
-    return _aps.contains(ap2.av.getSequenceSetId());
-  }
-
-  public boolean isUsedforaligment(AlignmentPanel ap2)
-  {
-
-    return (_alignwith != null) && _alignwith.contains(ap2);
-  }
-
-  public boolean isUsedforcolourby(AlignmentPanel ap2)
-  {
-    return (_colourwith != null) && _colourwith.contains(ap2);
-  }
+}
 
-  /**
-   * 
-   * @return TRUE if the view is NOT being coloured by sequence associations.
-   */
-  public boolean isColouredByJmol()
-  {
-    return !jmb.isColourBySequence();
-    }
-  
 
 }