Merge branch 'releases/Release_2_11_3_Branch'
[jalview.git] / src / jalview / gui / TreePanel.java
index 6c9c892..f708c48 100755 (executable)
  */
 package jalview.gui;
 
+import java.awt.Font;
+import java.awt.Graphics;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.KeyAdapter;
+import java.awt.event.KeyEvent;
+import java.beans.PropertyChangeEvent;
+import java.beans.PropertyChangeListener;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+
+import javax.swing.ButtonGroup;
+import javax.swing.JMenuItem;
+import javax.swing.JRadioButtonMenuItem;
+import javax.swing.event.InternalFrameAdapter;
+import javax.swing.event.InternalFrameEvent;
+
+import org.jibble.epsgraphics.EpsGraphics2D;
+
 import jalview.analysis.AlignmentSorter;
 import jalview.analysis.AverageDistanceTree;
 import jalview.analysis.NJTree;
@@ -29,9 +51,11 @@ import jalview.analysis.scoremodels.ScoreModels;
 import jalview.api.analysis.ScoreModelI;
 import jalview.api.analysis.SimilarityParamsI;
 import jalview.bin.Cache;
+import jalview.bin.Console;
 import jalview.commands.CommandI;
 import jalview.commands.OrderCommand;
 import jalview.datamodel.Alignment;
+import jalview.datamodel.AlignmentAnnotation;
 import jalview.datamodel.AlignmentI;
 import jalview.datamodel.AlignmentView;
 import jalview.datamodel.BinaryNode;
@@ -41,34 +65,16 @@ import jalview.datamodel.NodeTransformI;
 import jalview.datamodel.SequenceFeature;
 import jalview.datamodel.SequenceI;
 import jalview.datamodel.SequenceNode;
+import jalview.gui.ImageExporter.ImageWriterI;
 import jalview.io.JalviewFileChooser;
 import jalview.io.JalviewFileView;
 import jalview.io.NewickFile;
+import jalview.io.exceptions.ImageOutputException;
 import jalview.jbgui.GTreePanel;
-import jalview.util.ImageMaker;
+import jalview.util.ImageMaker.TYPE;
 import jalview.util.MessageManager;
 import jalview.viewmodel.AlignmentViewport;
 
-import java.awt.Font;
-import java.awt.Graphics;
-import java.awt.event.ActionEvent;
-import java.awt.event.ActionListener;
-import java.awt.image.BufferedImage;
-import java.beans.PropertyChangeEvent;
-import java.beans.PropertyChangeListener;
-import java.io.FileOutputStream;
-import java.util.ArrayList;
-import java.util.List;
-
-import javax.imageio.ImageIO;
-import javax.swing.ButtonGroup;
-import javax.swing.JMenuItem;
-import javax.swing.JRadioButtonMenuItem;
-import javax.swing.event.InternalFrameAdapter;
-import javax.swing.event.InternalFrameEvent;
-
-import org.jibble.epsgraphics.EpsGraphics2D;
-
 /**
  * DOCUMENT ME!
  * 
@@ -103,6 +109,7 @@ public class TreePanel extends GTreePanel
           SimilarityParamsI options)
   {
     super();
+    this.setFrameIcon(null);
     this.similarityParams = options;
     initTreePanel(ap, type, modelName, null, null);
 
@@ -115,10 +122,44 @@ public class TreePanel extends GTreePanel
           String theTitle, AlignmentView inputData)
   {
     super();
+    this.setFrameIcon(null);
     this.treeTitle = theTitle;
     initTreePanel(alignPanel, null, null, newtree, inputData);
   }
 
+  /**
+   * columnwise tree associated with positions in aa
+   * 
+   * @param alignPanel
+   * @param fin
+   * @param title
+   * @param aa
+   */
+  public TreePanel(AlignmentPanel alignPanel, NewickFile fin,
+          AlignmentAnnotation aa, String title)
+  {
+    super();
+    columnWise = true;
+    assocAnnotation = aa;
+    this.setFrameIcon(null);
+    this.treeTitle = title;
+    initTreePanel(alignPanel, null, null, fin, null);
+  }
+
+  boolean columnWise = false;
+
+  AlignmentAnnotation assocAnnotation = null;
+
+  public boolean isColumnWise()
+  {
+    return columnWise;
+  }
+
+  public AlignmentAnnotation getAssocAnnotation()
+  {
+    return assocAnnotation;
+  }
+
   public AlignmentI getAlignment()
   {
     return getTreeCanvas().getViewport().getAlignment();
@@ -126,6 +167,7 @@ public class TreePanel extends GTreePanel
 
   public AlignmentViewport getViewPort()
   {
+    // @Mungo - Why don't we return our own viewport ???
     return getTreeCanvas().getViewport();
   }
 
@@ -133,13 +175,38 @@ public class TreePanel extends GTreePanel
           NewickFile newTree, AlignmentView inputData)
   {
 
-    setViewport(ap.av);
+    av = ap.av;
     this.treeType = type;
     this.scoreModelName = modelName;
 
     treeCanvas = new TreeCanvas(this, ap, scrollPane);
-    scrollPane.setViewportView(getTreeCanvas());
+    scrollPane.setViewportView(treeCanvas);
+
+    if (columnWise)
+    {
+      bootstrapMenu.setVisible(false);
+      placeholdersMenu.setState(false);
+      placeholdersMenu.setVisible(false);
+      fitToWindow.setState(false);
+      sortAssocViews.setVisible(false);
+    }
 
+    addKeyListener(new KeyAdapter()
+    {
+      @Override
+      public void keyPressed(KeyEvent e)
+      {
+        switch (e.getKeyCode())
+        {
+        case 27: // escape
+          treeCanvas.clearSelectedLeaves();
+          e.consume();
+          break;
+
+        }
+
+      }
+    });
     PaintRefresher.Register(this, ap.av.getSequenceSetId());
 
     buildAssociatedViewMenu();
@@ -155,9 +222,9 @@ public class TreePanel extends GTreePanel
       @Override
       public void internalFrameClosed(InternalFrameEvent evt)
       {
-        if (getViewport() != null)
+        if (av != null)
         {
-          getViewport().removePropertyChangeListener(listener);
+          av.removePropertyChangeListener(listener);
         }
         releaseReferences();
       }
@@ -193,7 +260,7 @@ public class TreePanel extends GTreePanel
         {
           if (tree == null)
           {
-            System.out.println("tree is null");
+            jalview.bin.Console.outPrintln("tree is null");
             // TODO: deal with case when a change event is received whilst a
             // tree is still being calculated - should save reference for
             // processing message later.
@@ -201,18 +268,18 @@ public class TreePanel extends GTreePanel
           }
           if (evt.getNewValue() == null)
           {
-            System.out.println(
+            jalview.bin.Console.outPrintln(
                     "new alignment sequences vector value is null");
           }
 
           tree.updatePlaceHolders((List<SequenceI>) evt.getNewValue());
-          getTreeCanvas().nameHash.clear(); // reset the mapping between canvas
+          treeCanvas.nameHash.clear(); // reset the mapping between canvas
           // rectangles and leafnodes
           repaint();
         }
       }
     };
-    getViewport().addPropertyChangeListener(listener);
+    av.addPropertyChangeListener(listener);
     return listener;
   }
 
@@ -225,7 +292,7 @@ public class TreePanel extends GTreePanel
   void buildAssociatedViewMenu()
   {
     AlignmentPanel[] aps = PaintRefresher
-            .getAssociatedPanels(getViewport().getSequenceSetId());
+            .getAssociatedPanels(av.getSequenceSetId());
     if (aps.length == 1 && getTreeCanvas().getAssociatedPanel() == aps[0])
     {
       associateLeavesMenu.setVisible(false);
@@ -249,16 +316,17 @@ public class TreePanel extends GTreePanel
     for (i = 0; i < iSize; i++)
     {
       final AlignmentPanel ap = aps[i];
-      item = new JRadioButtonMenuItem(ap.av.getViewName(), ap == getTreeCanvas().getAssociatedPanel());
+      item = new JRadioButtonMenuItem(ap.av.getViewName(),
+              ap == treeCanvas.getAssociatedPanel());
       buttonGroup.add(item);
       item.addActionListener(new ActionListener()
       {
         @Override
         public void actionPerformed(ActionEvent evt)
         {
-          getTreeCanvas().applyToAllViews = false;
-          getTreeCanvas().setAssociatedPanel(ap);
-          getTreeCanvas().setViewport(ap.av);
+          treeCanvas.applyToAllViews = false;
+          treeCanvas.setAssociatedPanel(ap);
+          treeCanvas.setViewport(ap.av);
           PaintRefresher.Register(thisTreePanel, ap.av.getSequenceSetId());
         }
       });
@@ -269,13 +337,13 @@ public class TreePanel extends GTreePanel
     final JRadioButtonMenuItem itemf = new JRadioButtonMenuItem(
             MessageManager.getString("label.all_views"));
     buttonGroup.add(itemf);
-    itemf.setSelected(getTreeCanvas().applyToAllViews);
+    itemf.setSelected(treeCanvas.applyToAllViews);
     itemf.addActionListener(new ActionListener()
     {
       @Override
       public void actionPerformed(ActionEvent evt)
       {
-        getTreeCanvas().applyToAllViews = itemf.isSelected();
+        treeCanvas.applyToAllViews = itemf.isSelected();
       }
     });
     associateLeavesMenu.add(itemf);
@@ -308,7 +376,7 @@ public class TreePanel extends GTreePanel
 
       if (newtree != null)
       {
-        tree = new TreeModel(getViewport().getAlignment().getSequencesArray(), odata,
+        tree = new TreeModel(av.getAlignment().getSequencesArray(), odata,
                 newtree);
         if (tree.getOriginalData() == null)
         {
@@ -317,21 +385,21 @@ public class TreePanel extends GTreePanel
       }
       else
       {
-        ScoreModelI sm = ScoreModels.getInstance()
-                .getScoreModel(scoreModelName, getTreeCanvas().getAssociatedPanel());
+        ScoreModelI sm = ScoreModels.getInstance().getScoreModel(
+                scoreModelName, treeCanvas.getAssociatedPanel());
         TreeBuilder njtree = treeType.equals(TreeBuilder.NEIGHBOUR_JOINING)
-                ? new NJTree(getViewport(), sm, similarityParams)
-                : new AverageDistanceTree(getViewport(), sm, similarityParams);
+                ? new NJTree(av, sm, similarityParams)
+                : new AverageDistanceTree(av, sm, similarityParams);
         tree = new TreeModel(njtree);
-        showDistances(true);
+        // don't display distances for columnwise trees
       }
-
+      showDistances(!columnWise);
       tree.reCount(tree.getTopNode());
       tree.findHeight(tree.getTopNode());
-      getTreeCanvas().setTree(tree);
-      getTreeCanvas().repaint();
-      getViewport().setCurrentTree(tree);
-      if (getViewport().getSortByTree())
+      treeCanvas.setTree(tree);
+      treeCanvas.repaint();
+      av.setCurrentTree(tree);
+      if (av.getSortByTree())
       {
         sortByTree_actionPerformed();
       }
@@ -340,20 +408,20 @@ public class TreePanel extends GTreePanel
 
   public void showDistances(boolean b)
   {
-    getTreeCanvas().setShowDistances(b);
+    treeCanvas.setShowDistances(b);
     distanceMenu.setSelected(b);
   }
 
   public void showBootstrap(boolean b)
   {
-    getTreeCanvas().setShowBootstrap(b);
+    treeCanvas.setShowBootstrap(b);
     bootstrapMenu.setSelected(b);
   }
 
   public void showPlaceholders(boolean b)
   {
     placeholdersMenu.setState(b);
-    getTreeCanvas().setMarkPlaceholders(b);
+    treeCanvas.setMarkPlaceholders(b);
   }
 
   /**
@@ -402,8 +470,9 @@ public class TreePanel extends GTreePanel
   @Override
   public void saveAsNewick_actionPerformed(ActionEvent e)
   {
+    // TODO: JAL-3048 save newick file for Jalview-JS
     JalviewFileChooser chooser = new JalviewFileChooser(
-            jalview.bin.Cache.getProperty("LAST_DIRECTORY"));
+            Cache.getProperty("LAST_DIRECTORY"));
     chooser.setFileView(new JalviewFileView());
     chooser.setDialogTitle(
             MessageManager.getString("label.save_tree_as_newick"));
@@ -414,7 +483,7 @@ public class TreePanel extends GTreePanel
     if (value == JalviewFileChooser.APPROVE_OPTION)
     {
       String choice = chooser.getSelectedFile().getPath();
-      jalview.bin.Cache.setProperty("LAST_DIRECTORY",
+      Cache.setProperty("LAST_DIRECTORY",
               chooser.getSelectedFile().getParent());
 
       try
@@ -444,7 +513,7 @@ public class TreePanel extends GTreePanel
   public void printMenu_actionPerformed(ActionEvent e)
   {
     // Putting in a thread avoids Swing painting problems
-    getTreeCanvas().startPrinting();
+    treeCanvas.startPrinting();
   }
 
   @Override
@@ -453,7 +522,7 @@ public class TreePanel extends GTreePanel
     AlignmentView originalData = tree.getOriginalData();
     if (originalData == null)
     {
-      jalview.bin.Cache.log.info(
+      Console.info(
               "Unexpected call to originalSeqData_actionPerformed - should have hidden this menu action.");
       return;
     }
@@ -468,7 +537,7 @@ public class TreePanel extends GTreePanel
     {
       // we try to get the associated view's gap character
       // but this may fail if the view was closed...
-      gc = getViewport().getGapCharacter();
+      gc = av.getGapCharacter();
 
     } catch (Exception ex)
     {
@@ -481,8 +550,8 @@ public class TreePanel extends GTreePanel
       // AlignmentOrder origorder = new AlignmentOrder(alAndColsel[0]);
 
       AlignmentI al = new Alignment((SequenceI[]) alAndColsel[0]);
-      AlignmentI dataset = (getViewport() != null && getViewport().getAlignment() != null)
-              ? getViewport().getAlignment().getDataset()
+      AlignmentI dataset = (av != null && av.getAlignment() != null)
+              ? av.getAlignment().getDataset()
               : null;
       if (dataset != null)
       {
@@ -519,7 +588,7 @@ public class TreePanel extends GTreePanel
   @Override
   public void fitToWindow_actionPerformed(ActionEvent e)
   {
-    getTreeCanvas().fitToWindow = fitToWindow.isSelected();
+    treeCanvas.fitToWindow = fitToWindow.isSelected();
     repaint();
   }
 
@@ -532,15 +601,15 @@ public class TreePanel extends GTreePanel
   public void sortByTree_actionPerformed()
   {
 
-    if (getTreeCanvas().applyToAllViews)
+    if (treeCanvas.applyToAllViews)
     {
       final ArrayList<CommandI> commands = new ArrayList<>();
       for (AlignmentPanel ap : PaintRefresher
-              .getAssociatedPanels(getViewport().getSequenceSetId()))
+              .getAssociatedPanels(av.getSequenceSetId()))
       {
         commands.add(sortAlignmentIn(ap.av.getAlignPanel()));
       }
-      getViewport().getAlignPanel().alignFrame.addHistoryItem(new CommandI()
+      av.getAlignPanel().alignFrame.addHistoryItem(new CommandI()
       {
 
         @Override
@@ -575,7 +644,7 @@ public class TreePanel extends GTreePanel
         }
       });
       for (AlignmentPanel ap : PaintRefresher
-              .getAssociatedPanels(getViewport().getSequenceSetId()))
+              .getAssociatedPanels(av.getSequenceSetId()))
       {
         // ensure all the alignFrames refresh their GI after adding an undo item
         ap.alignFrame.updateEditMenuBar();
@@ -583,8 +652,8 @@ public class TreePanel extends GTreePanel
     }
     else
     {
-      getTreeCanvas().getAssociatedPanel().alignFrame
-              .addHistoryItem(sortAlignmentIn(getTreeCanvas().getAssociatedPanel()));
+      treeCanvas.getAssociatedPanel().alignFrame.addHistoryItem(
+              sortAlignmentIn(treeCanvas.getAssociatedPanel()));
     }
 
   }
@@ -611,7 +680,7 @@ public class TreePanel extends GTreePanel
   @Override
   public void font_actionPerformed(ActionEvent e)
   {
-    if (getTreeCanvas() == null)
+    if (treeCanvas == null)
     {
       return;
     }
@@ -621,14 +690,14 @@ public class TreePanel extends GTreePanel
 
   public Font getTreeFont()
   {
-    return getTreeCanvas().font;
+    return treeCanvas.font;
   }
 
   public void setTreeFont(Font f)
   {
-    if (getTreeCanvas() != null)
+    if (treeCanvas != null)
     {
-      getTreeCanvas().setFont(f);
+      treeCanvas.setFont(f);
     }
   }
 
@@ -641,7 +710,7 @@ public class TreePanel extends GTreePanel
   @Override
   public void distanceMenu_actionPerformed(ActionEvent e)
   {
-    getTreeCanvas().setShowDistances(distanceMenu.isSelected());
+    treeCanvas.setShowDistances(distanceMenu.isSelected());
   }
 
   /**
@@ -653,7 +722,7 @@ public class TreePanel extends GTreePanel
   @Override
   public void bootstrapMenu_actionPerformed(ActionEvent e)
   {
-    getTreeCanvas().setShowBootstrap(bootstrapMenu.isSelected());
+    treeCanvas.setShowBootstrap(bootstrapMenu.isSelected());
   }
 
   /**
@@ -665,129 +734,39 @@ public class TreePanel extends GTreePanel
   @Override
   public void placeholdersMenu_actionPerformed(ActionEvent e)
   {
-    getTreeCanvas().setMarkPlaceholders(placeholdersMenu.isSelected());
+    treeCanvas.setMarkPlaceholders(placeholdersMenu.isSelected());
   }
 
   /**
-   * DOCUMENT ME!
-   * 
-   * @param e
-   *          DOCUMENT ME!
+   * Outputs the Tree in image format (currently EPS or PNG). The user is
+   * prompted for the file to save to, and for EPS (unless a preference is
+   * already set) for the choice of Text or Lineart for character rendering.
    */
   @Override
-  public void epsTree_actionPerformed(ActionEvent e)
+  public void writeTreeImage(TYPE imageFormat)
   {
-    boolean accurateText = true;
-
-    String renderStyle = jalview.bin.Cache.getDefault("EPS_RENDERING",
-            "Prompt each time");
-
-    // If we need to prompt, and if the GUI is visible then
-    // Prompt for EPS rendering style
-    if (renderStyle.equalsIgnoreCase("Prompt each time")
-            && !(System.getProperty("java.awt.headless") != null && System
-                    .getProperty("java.awt.headless").equals("true")))
-    {
-      EPSOptions eps = new EPSOptions();
-      renderStyle = eps.getValue();
-
-      if (renderStyle == null || eps.cancelled)
-      {
-        return;
-      }
-
-    }
-
-    if (renderStyle.equalsIgnoreCase("text"))
-    {
-      accurateText = false;
-    }
-
-    int width = getTreeCanvas().getWidth();
-    int height = getTreeCanvas().getHeight();
-
-    try
+    int width = treeCanvas.getWidth();
+    int height = treeCanvas.getHeight();
+    ImageWriterI writer = new ImageWriterI()
     {
-      JalviewFileChooser chooser = new JalviewFileChooser(
-              ImageMaker.EPS_EXTENSION, ImageMaker.EPS_EXTENSION);
-      chooser.setFileView(new JalviewFileView());
-      chooser.setDialogTitle(
-              MessageManager.getString("label.create_eps_from_tree"));
-      chooser.setToolTipText(MessageManager.getString("action.save"));
-
-      int value = chooser.showSaveDialog(this);
-
-      if (value != JalviewFileChooser.APPROVE_OPTION)
+      @Override
+      public void exportImage(Graphics g) throws Exception
       {
-        return;
+        treeCanvas.draw(g, width, height);
       }
-
-      Cache.setProperty("LAST_DIRECTORY",
-              chooser.getSelectedFile().getParent());
-
-      FileOutputStream out = new FileOutputStream(
-              chooser.getSelectedFile());
-      EpsGraphics2D pg = new EpsGraphics2D("Tree", out, 0, 0, width,
-              height);
-
-      pg.setAccurateTextMode(accurateText);
-
-      getTreeCanvas().draw(pg, width, height);
-
-      pg.flush();
-      pg.close();
-    } catch (Exception ex)
-    {
-      ex.printStackTrace();
-    }
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @param e
-   *          DOCUMENT ME!
-   */
-  @Override
-  public void pngTree_actionPerformed(ActionEvent e)
-  {
-    int width = getTreeCanvas().getWidth();
-    int height = getTreeCanvas().getHeight();
-
+    };
+    String tree = MessageManager.getString("label.tree");
+    ImageExporter exporter = new ImageExporter(writer, null, imageFormat,
+            tree);
     try
     {
-      JalviewFileChooser chooser = new JalviewFileChooser(
-              ImageMaker.PNG_EXTENSION, ImageMaker.PNG_DESCRIPTION);
-
-      chooser.setFileView(new jalview.io.JalviewFileView());
-      chooser.setDialogTitle(
-              MessageManager.getString("label.create_png_from_tree"));
-      chooser.setToolTipText(MessageManager.getString("action.save"));
-
-      int value = chooser.showSaveDialog(this);
-
-      if (value != jalview.io.JalviewFileChooser.APPROVE_OPTION)
-      {
-        return;
-      }
-
-      jalview.bin.Cache.setProperty("LAST_DIRECTORY",
-              chooser.getSelectedFile().getParent());
-
-      FileOutputStream out = new FileOutputStream(
-              chooser.getSelectedFile());
-
-      BufferedImage bi = new BufferedImage(width, height,
-              BufferedImage.TYPE_INT_RGB);
-      Graphics png = bi.getGraphics();
-
-      getTreeCanvas().draw(png, width, height);
-
-      ImageIO.write(bi, "png", out);
-      out.close();
-    } catch (Exception ex)
+      exporter.doExport(null, this, width, height,
+              tree.toLowerCase(Locale.ROOT));
+    } catch (ImageOutputException ioex)
     {
-      ex.printStackTrace();
+      Console.error(
+              "Unexpected error whilst writing " + imageFormat.toString(),
+              ioex);
     }
   }
 
@@ -812,24 +791,24 @@ public class TreePanel extends GTreePanel
                 && !((SequenceNode) node).isDummy())
         {
           String newname = null;
-          SequenceI sq = (SequenceI) ((SequenceNode) node).element();
+          SequenceI sq = (SequenceI) ((BinaryNode) node).element();
           if (sq != null)
           {
             // search dbrefs, features and annotation
-            DBRefEntry[] refs = jalview.util.DBRefUtils
+            List<DBRefEntry> refs = jalview.util.DBRefUtils
                     .selectRefs(sq.getDBRefs(), new String[]
-                    { labelClass.toUpperCase() });
+                    { labelClass.toUpperCase(Locale.ROOT) });
             if (refs != null)
             {
-              for (int i = 0; i < refs.length; i++)
+              for (int i = 0, ni = refs.size(); i < ni; i++)
               {
                 if (newname == null)
                 {
-                  newname = new String(refs[i].getAccessionId());
+                  newname = new String(refs.get(i).getAccessionId());
                 }
                 else
                 {
-                  newname = newname + "; " + refs[i].getAccessionId();
+                  newname += "; " + refs.get(i).getAccessionId();
                 }
               }
             }
@@ -854,7 +833,7 @@ public class TreePanel extends GTreePanel
           {
             // String oldname = ((SequenceNode) node).getName();
             // TODO : save oldname in the undo object for this modification.
-            ((SequenceNode) node).setName(newname);
+            ((BinaryNode) node).setName(newname);
           }
         }
       }
@@ -880,8 +859,8 @@ public class TreePanel extends GTreePanel
     /*
      * i18n description of Neighbour Joining or Average Distance method
      */
-    String treecalcnm = MessageManager
-            .getString("label.tree_calc_" + treeType.toLowerCase());
+    String treecalcnm = MessageManager.getString(
+            "label.tree_calc_" + treeType.toLowerCase(Locale.ROOT));
 
     /*
      * short score model name (long description can be too long)
@@ -896,6 +875,35 @@ public class TreePanel extends GTreePanel
     return ttl;
   }
 
+  /**
+   * Builds an EPS image and writes it to the specified file.
+   * 
+   * @param outFile
+   * @param textOption
+   *          true for Text character rendering, false for Lineart
+   */
+  protected void writeEpsFile(File outFile, boolean textOption)
+  {
+    try
+    {
+      int width = treeCanvas.getWidth();
+      int height = treeCanvas.getHeight();
+
+      FileOutputStream out = new FileOutputStream(outFile);
+      EpsGraphics2D pg = new EpsGraphics2D("Tree", out, 0, 0, width,
+              height);
+      pg.setAccurateTextMode(!textOption);
+      treeCanvas.draw(pg, width, height);
+
+      pg.flush();
+      pg.close();
+    } catch (Exception ex)
+    {
+      jalview.bin.Console.errPrintln("Error writing tree as EPS");
+      ex.printStackTrace();
+    }
+  }
+
   public AlignViewport getViewport()
   {
     return av;