refactored invertColumnSelection as an object method
[jalview.git] / src / jalview / gui / AlignViewport.java
index bd43a97..afdfd69 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 java.util.*;\r
-\r
-import java.awt.*;\r
-\r
-import jalview.analysis.*;\r
-import jalview.bin.*;\r
-import jalview.datamodel.*;\r
-import jalview.schemes.*;\r
-\r
-public class AlignViewport\r
-{\r
-  int startRes;\r
-  int endRes;\r
-  int startSeq;\r
-  int endSeq;\r
-  boolean showFullId = false;\r
-  boolean showText = true;\r
-  boolean showColourText = false;\r
-  boolean showBoxes = true;\r
-  boolean wrapAlignment = false;\r
-  boolean renderGaps = true;\r
-  boolean showSequenceFeatures = false;\r
-  boolean showAnnotation = true;\r
-  boolean showConservation = true;\r
-  boolean showQuality = true;\r
-  boolean showIdentity = true;\r
-  boolean colourAppliesToAllGroups = true;\r
-  ColourSchemeI globalColourScheme = null;\r
-  boolean conservationColourSelected = false;\r
-  boolean abovePIDThreshold = false;\r
-  SequenceGroup selectionGroup = new SequenceGroup();\r
-  int charHeight;\r
-  int charWidth;\r
-  int chunkWidth;\r
-  int chunkHeight;\r
-  Font font = new Font("SansSerif", Font.PLAIN, 10);\r
-  AlignmentI alignment;\r
-  ColumnSelection colSel = new ColumnSelection();\r
-  int threshold;\r
-  int increment;\r
-  NJTree currentTree = null;\r
-  boolean scaleAboveWrapped = false;\r
-  boolean scaleLeftWrapped = true;\r
-  boolean scaleRightWrapped = true;\r
-  public Vector vconsensus;\r
-  AlignmentAnnotation consensus;\r
-  AlignmentAnnotation conservation;\r
-  AlignmentAnnotation quality;\r
-  public int ConsPercGaps = 25; // JBPNote : This should be a scalable property!\r
-\r
-  // JBPNote Prolly only need this in the applet version.\r
-  private java.beans.PropertyChangeSupport changeSupport = new java.beans.\r
-      PropertyChangeSupport(this);\r
-\r
-  public AlignViewport(AlignmentI al)\r
-  {\r
-    setAlignment(al);\r
-    this.startRes = 0;\r
-    this.endRes = al.getWidth() - 1;\r
-    this.startSeq = 0;\r
-    this.endSeq = al.getHeight() - 1;\r
-\r
-    updateFromPreferences();\r
-  }\r
-\r
-  public void updateFromPreferences()\r
-  {\r
-    showFullId = Preferences.showFullId;\r
-    showAnnotation = Preferences.showAnnotation;\r
-    showConservation = Preferences.showConservation;\r
-    showQuality = Preferences.showQuality;\r
-    showIdentity = Preferences.showIdentity;\r
-    showFullId = Preferences.showFullId;\r
-\r
-    String fontName = Preferences.fontName;\r
-    String fontStyle = Preferences.fontStyle;\r
-    String fontSize = Cache.getProperty("FONT_SIZE");\r
-\r
-    if ( (fontName != null) && (fontStyle != null) && (fontSize != null))\r
-    {\r
-      int style = 0;\r
-\r
-      if (fontStyle.equals("bold"))\r
-      {\r
-        style = 1;\r
-      }\r
-      else if (fontStyle.equals("italic"))\r
-      {\r
-        style = 2;\r
-      }\r
-\r
-      setFont(new Font(fontName, style, Integer.parseInt(fontSize)));\r
-    }\r
-    else\r
-    {\r
-      setFont(font);\r
-    }\r
-\r
-    alignment.setGapCharacter(Preferences.gapSymbol);\r
-\r
-    // We must set conservation and consensus before setting colour,\r
-    // as Blosum and Clustal require this to be done\r
-    updateConservation();\r
-    updateConsensus();\r
-\r
-    if (Preferences.defaultColour != null)\r
-    {\r
-      globalColourScheme = ColourSchemeProperty.getColour(alignment,\r
-          Preferences.defaultColour);\r
-\r
-      if (globalColourScheme instanceof UserColourScheme)\r
-      {\r
-        globalColourScheme = UserDefinedColours.loadDefaultColours();\r
-      }\r
-\r
-      if (globalColourScheme != null)\r
-      {\r
-        globalColourScheme.setConsensus(vconsensus);\r
-      }\r
-    }\r
-  }\r
-\r
-  public void showSequenceFeatures(boolean b)\r
-  {\r
-    showSequenceFeatures = b;\r
-  }\r
-\r
-  public void updateConservation()\r
-  {\r
-    Conservation cons = new jalview.analysis.Conservation("All",\r
-        jalview.schemes.ResidueProperties.propHash, 3,\r
-        alignment.getSequences(), 0, alignment.getWidth() - 1);\r
-    cons.calculate();\r
-    cons.verdict(false, ConsPercGaps);\r
-    cons.findQuality();\r
-\r
-    int alWidth = alignment.getWidth();\r
-    Annotation[] annotations = new Annotation[alWidth];\r
-    Annotation[] qannotations = new Annotation[alWidth];\r
-    String sequence = cons.getConsSequence().getSequence();\r
-    float minR;\r
-    float minG;\r
-    float minB;\r
-    float maxR;\r
-    float maxG;\r
-    float maxB;\r
-    minR = 0.3f;\r
-    minG = 0.0f;\r
-    minB = 0f;\r
-    maxR = 1.0f - minR;\r
-    maxG = 0.9f - minG;\r
-    maxB = 0f - minB; // scalable range for colouring both Conservation and Quality\r
-\r
-    float min = 0f;\r
-    float max = 11f;\r
-    float qmin = cons.qualityRange[0].floatValue();\r
-    float qmax = cons.qualityRange[1].floatValue();\r
-\r
-    for (int i = 0; i < alWidth; i++)\r
-    {\r
-      float value = 0;\r
-\r
-      try\r
-      {\r
-        value = Integer.parseInt(sequence.charAt(i) + "");\r
-      }\r
-      catch (Exception ex)\r
-      {\r
-        if (sequence.charAt(i) == '*')\r
-        {\r
-          value = 11;\r
-        }\r
-\r
-        if (sequence.charAt(i) == '+')\r
-        {\r
-          value = 10;\r
-        }\r
-      }\r
-\r
-      float vprop = value - min;\r
-      vprop /= max;\r
-      annotations[i] = new Annotation(sequence.charAt(i) + "", "", ' ',\r
-                                      value,\r
-                                      new Color(minR + (maxR * vprop),\r
-                                                minG + (maxG * vprop),\r
-                                                minB + (maxB * vprop)));\r
-\r
-      // Quality calc\r
-      value = ( (Double) cons.quality.get(i)).floatValue();\r
-      vprop = value - qmin;\r
-      vprop /= qmax;\r
-      qannotations[i] = new Annotation(" ", String.valueOf(value), ' ',\r
-                                       value,\r
-                                       new Color(minR + (maxR * vprop),\r
-                                                 minG + (maxG * vprop),\r
-                                                 minB + (maxB * vprop)));\r
-    }\r
-\r
-    if (conservation == null)\r
-    {\r
-      conservation = new AlignmentAnnotation("Conservation",\r
-                                             "Conservation of total alignment less than " +\r
-                                             ConsPercGaps + "% gaps",\r
-                                             annotations, 0f, // cons.qualityRange[0].floatValue(),\r
-                                             11f, // cons.qualityRange[1].floatValue()\r
-                                             1);\r
-\r
-      if (showConservation)\r
-      {\r
-        alignment.addAnnotation(conservation);\r
-      }\r
-\r
-      quality = new AlignmentAnnotation("Quality",\r
-                                        "Alignment Quality based on Blosum62 scores",\r
-                                        qannotations,\r
-                                        cons.qualityRange[0].floatValue(),\r
-                                        cons.qualityRange[1].floatValue(), 1);\r
-\r
-      if (showQuality)\r
-      {\r
-        alignment.addAnnotation(quality);\r
-      }\r
-    }\r
-    else\r
-    {\r
-      conservation.annotations = annotations;\r
-      quality.annotations = qannotations;\r
-      quality.graphMax = cons.qualityRange[1].floatValue();\r
-    }\r
-  }\r
-\r
-  public void updateConsensus()\r
-  {\r
-    Annotation[] annotations = new Annotation[alignment.getWidth()];\r
-\r
-    // this routine prevents vconsensus becoming a new object each time\r
-    // consenus is calculated. Important for speed of Blosum62\r
-    // and PID colouring of alignment\r
-    if (vconsensus == null)\r
-    {\r
-      vconsensus = alignment.getAAFrequency();\r
-    }\r
-    else\r
-    {\r
-      Vector temp = alignment.getAAFrequency();\r
-      vconsensus.clear();\r
-\r
-      Enumeration e = temp.elements();\r
-\r
-      while (e.hasMoreElements())\r
-      {\r
-        vconsensus.add(e.nextElement());\r
-      }\r
-    }\r
-\r
-    Hashtable hash = null;\r
-\r
-    for (int i = 0; i < alignment.getWidth(); i++)\r
-    {\r
-      hash = (Hashtable) vconsensus.elementAt(i);\r
-\r
-      float value = Float.parseFloat(hash.get("maxCount").toString());\r
-      value /= Float.parseFloat(hash.get("size").toString());\r
-\r
-      value *= 100;\r
-\r
-      String maxRes = hash.get("maxResidue") + " ";\r
-      String mouseOver = hash.get("maxResidue") + " ";\r
-\r
-      if (maxRes.length() > 2)\r
-      {\r
-        mouseOver = "[" + maxRes + "] ";\r
-        maxRes = "+ ";\r
-      }\r
-\r
-      mouseOver += ( (int) value + "%");\r
-      annotations[i] = new Annotation(maxRes, mouseOver, ' ', value);\r
-    }\r
-\r
-    if (consensus == null)\r
-    {\r
-      consensus = new AlignmentAnnotation("Consensus", "PID",\r
-                                          annotations, 0f, 100f, 1);\r
-\r
-      if (showIdentity)\r
-      {\r
-        alignment.addAnnotation(consensus);\r
-      }\r
-    }\r
-    else\r
-    {\r
-      consensus.annotations = annotations;\r
-    }\r
-  }\r
-\r
-  public SequenceGroup getSelectionGroup()\r
-  {\r
-    return selectionGroup;\r
-  }\r
-\r
-  public void setSelectionGroup(SequenceGroup sg)\r
-  {\r
-    selectionGroup = sg;\r
-  }\r
-\r
-  public boolean getConservationSelected()\r
-  {\r
-    return conservationColourSelected;\r
-  }\r
-\r
-  public void setConservationSelected(boolean b)\r
-  {\r
-    conservationColourSelected = b;\r
-  }\r
-\r
-  public boolean getAbovePIDThreshold()\r
-  {\r
-    return abovePIDThreshold;\r
-  }\r
-\r
-  public void setAbovePIDThreshold(boolean b)\r
-  {\r
-    abovePIDThreshold = b;\r
-  }\r
-\r
-  public int getStartRes()\r
-  {\r
-    return startRes;\r
-  }\r
-\r
-  public int getEndRes()\r
-  {\r
-    return endRes;\r
-  }\r
-\r
-  public int getStartSeq()\r
-  {\r
-    return startSeq;\r
-  }\r
-\r
-  public void setGlobalColourScheme(ColourSchemeI cs)\r
-  {\r
-    globalColourScheme = cs;\r
-  }\r
-\r
-  public ColourSchemeI getGlobalColourScheme()\r
-  {\r
-    return globalColourScheme;\r
-  }\r
-\r
-  public void setStartRes(int res)\r
-  {\r
-    this.startRes = res;\r
-  }\r
-\r
-  public void setStartSeq(int seq)\r
-  {\r
-    this.startSeq = seq;\r
-  }\r
-\r
-  public void setEndRes(int res)\r
-  {\r
-    if (res > (alignment.getWidth() - 1))\r
-    {\r
-      // log.System.out.println(" Corrected res from " + res + " to maximum " + (alignment.getWidth()-1));\r
-      res = alignment.getWidth() - 1;\r
-    }\r
-\r
-    if (res < 0)\r
-    {\r
-      res = 0;\r
-    }\r
-\r
-    this.endRes = res;\r
-  }\r
-\r
-  public void setEndSeq(int seq)\r
-  {\r
-    if (seq > alignment.getHeight())\r
-    {\r
-      seq = alignment.getHeight();\r
-    }\r
-\r
-    if (seq < 0)\r
-    {\r
-      seq = 0;\r
-    }\r
-\r
-    this.endSeq = seq;\r
-  }\r
-\r
-  public int getEndSeq()\r
-  {\r
-    return endSeq;\r
-  }\r
-\r
-  public void setFont(Font f)\r
-  {\r
-    font = f;\r
-\r
-    javax.swing.JFrame temp = new javax.swing.JFrame();\r
-    temp.addNotify();\r
-\r
-    java.awt.FontMetrics fm = temp.getGraphics().getFontMetrics(font);\r
-    setCharHeight(fm.getHeight());\r
-    setCharWidth(fm.charWidth('M'));\r
-  }\r
-\r
-  public Font getFont()\r
-  {\r
-    return font;\r
-  }\r
-\r
-  public void setCharWidth(int w)\r
-  {\r
-    this.charWidth = w;\r
-  }\r
-\r
-  public int getCharWidth()\r
-  {\r
-    return charWidth;\r
-  }\r
-\r
-  public void setCharHeight(int h)\r
-  {\r
-    this.charHeight = h;\r
-  }\r
-\r
-  public int getCharHeight()\r
-  {\r
-    return charHeight;\r
-  }\r
-\r
-  public void setChunkWidth(int w)\r
-  {\r
-    this.chunkWidth = w;\r
-  }\r
-\r
-  public int getChunkWidth()\r
-  {\r
-    return chunkWidth;\r
-  }\r
-\r
-  public void setChunkHeight(int h)\r
-  {\r
-    this.chunkHeight = h;\r
-  }\r
-\r
-  public int getChunkHeight()\r
-  {\r
-    return chunkHeight;\r
-  }\r
-\r
-  public AlignmentI getAlignment()\r
-  {\r
-    return alignment;\r
-  }\r
-\r
-  public void setAlignment(AlignmentI align)\r
-  {\r
-    this.alignment = align;\r
-  }\r
-\r
-  public void setWrapAlignment(boolean state)\r
-  {\r
-    wrapAlignment = state;\r
-  }\r
-\r
-  public void setShowText(boolean state)\r
-  {\r
-    showText = state;\r
-  }\r
-\r
-  public void setRenderGaps(boolean state)\r
-  {\r
-    renderGaps = state;\r
-  }\r
-\r
-  public boolean getColourText()\r
-  {\r
-    return showColourText;\r
-  }\r
-\r
-  public void setColourText(boolean state)\r
-  {\r
-    showColourText = state;\r
-  }\r
-\r
-  public void setShowBoxes(boolean state)\r
-  {\r
-    showBoxes = state;\r
-  }\r
-\r
-  public boolean getWrapAlignment()\r
-  {\r
-    return wrapAlignment;\r
-  }\r
-\r
-  public boolean getShowText()\r
-  {\r
-    return showText;\r
-  }\r
-\r
-  public boolean getShowBoxes()\r
-  {\r
-    return showBoxes;\r
-  }\r
-\r
-  public char getGapCharacter()\r
-  {\r
-    return getAlignment().getGapCharacter();\r
-  }\r
-\r
-  public void setGapCharacter(char gap)\r
-  {\r
-    if (getAlignment() != null)\r
-    {\r
-      getAlignment().setGapCharacter(gap);\r
-    }\r
-  }\r
-\r
-  public void setThreshold(int thresh)\r
-  {\r
-    threshold = thresh;\r
-  }\r
-\r
-  public int getThreshold()\r
-  {\r
-    return threshold;\r
-  }\r
-\r
-  public void setIncrement(int inc)\r
-  {\r
-    increment = inc;\r
-  }\r
-\r
-  public int getIncrement()\r
-  {\r
-    return increment;\r
-  }\r
-\r
-  public int getIndex(int y)\r
-  {\r
-    int y1 = 0;\r
-    int starty = getStartSeq();\r
-    int endy = getEndSeq();\r
-\r
-    for (int i = starty; i <= endy; i++)\r
-    {\r
-      if ( (i < alignment.getHeight()) &&\r
-          (alignment.getSequenceAt(i) != null))\r
-      {\r
-        int y2 = y1 + getCharHeight();\r
-\r
-        if ( (y >= y1) && (y <= y2))\r
-        {\r
-          return i;\r
-        }\r
-\r
-        y1 = y2;\r
-      }\r
-      else\r
-      {\r
-        return -1;\r
-      }\r
-    }\r
-\r
-    return -1;\r
-  }\r
-\r
-  public ColumnSelection getColumnSelection()\r
-  {\r
-    return colSel;\r
-  }\r
-\r
-  public void resetSeqLimits(int height)\r
-  {\r
-    setEndSeq(height / getCharHeight());\r
-  }\r
-\r
-  public void setCurrentTree(NJTree tree)\r
-  {\r
-    currentTree = tree;\r
-  }\r
-\r
-  public NJTree getCurrentTree()\r
-  {\r
-    return currentTree;\r
-  }\r
-\r
-  public void setColourAppliesToAllGroups(boolean b)\r
-  {\r
-    colourAppliesToAllGroups = b;\r
-  }\r
-\r
-  public boolean getColourAppliesToAllGroups()\r
-  {\r
-    return colourAppliesToAllGroups;\r
-  }\r
-\r
-  public boolean getShowFullId()\r
-  {\r
-    return showFullId;\r
-  }\r
-\r
-  public void setShowFullId(boolean b)\r
-  {\r
-    showFullId = b;\r
-  }\r
-\r
-  public boolean getShowAnnotation()\r
-  {\r
-    return showAnnotation;\r
-  }\r
-\r
-  public void setShowAnnotation(boolean b)\r
-  {\r
-    showAnnotation = b;\r
-  }\r
-\r
-  public boolean getScaleAboveWrapped()\r
-  {\r
-    return scaleAboveWrapped;\r
-  }\r
-\r
-  public boolean getScaleLeftWrapped()\r
-  {\r
-    return scaleLeftWrapped;\r
-  }\r
-\r
-  public boolean getScaleRightWrapped()\r
-  {\r
-    return scaleRightWrapped;\r
-  }\r
-\r
-  public void setScaleAboveWrapped(boolean b)\r
-  {\r
-    scaleAboveWrapped = b;\r
-  }\r
-\r
-  public void setScaleLeftWrapped(boolean b)\r
-  {\r
-    scaleLeftWrapped = b;\r
-  }\r
-\r
-  public void setScaleRightWrapped(boolean b)\r
-  {\r
-    scaleRightWrapped = b;\r
-  }\r
-\r
-  public void addPropertyChangeListener(\r
-      java.beans.PropertyChangeListener listener)\r
-  {\r
-    changeSupport.addPropertyChangeListener(listener);\r
-  }\r
-\r
-  public void removePropertyChangeListener(\r
-      java.beans.PropertyChangeListener listener)\r
-  {\r
-    changeSupport.removePropertyChangeListener(listener);\r
-  }\r
-\r
-  public void firePropertyChange(String prop, Object oldvalue, Object newvalue)\r
-  {\r
-    changeSupport.firePropertyChange(prop, oldvalue, newvalue);\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.util.*;
+
+import java.awt.*;
+
+import jalview.analysis.*;
+
+import jalview.bin.*;
+
+import jalview.datamodel.*;
+
+import jalview.schemes.*;
+import jalview.structure.StructureSelectionManager;
+
+/**
+ * DOCUMENT ME!
+ *
+ * @author $author$
+ * @version $Revision$
+ */
+public class AlignViewport
+{
+    int startRes;
+    int endRes;
+    int startSeq;
+    int endSeq;
+    boolean showJVSuffix = true;
+    boolean showText = true;
+    boolean showColourText = false;
+    boolean showBoxes = true;
+    boolean wrapAlignment = false;
+    boolean renderGaps = true;
+    boolean showSequenceFeatures = false;
+    boolean showAnnotation = true;
+    boolean colourAppliesToAllGroups = true;
+    ColourSchemeI globalColourScheme = null;
+    boolean conservationColourSelected = false;
+    boolean abovePIDThreshold = false;
+    SequenceGroup selectionGroup;
+    int charHeight;
+    int charWidth;
+    boolean validCharWidth;
+    int wrappedWidth;
+    Font font;
+    boolean seqNameItalics;
+    AlignmentI alignment;
+    ColumnSelection colSel = new ColumnSelection();
+    int threshold;
+    int increment;
+    NJTree currentTree = null;
+    boolean scaleAboveWrapped = false;
+    boolean scaleLeftWrapped = true;
+    boolean scaleRightWrapped = true;
+    boolean hasHiddenColumns = false;
+    boolean hasHiddenRows = false;
+    boolean showHiddenMarkers = true;
+
+    boolean cursorMode = false;
+
+    // The following vector holds the features which are
+    // currently visible, in the correct order or rendering
+    Hashtable featuresDisplayed = null;
+
+
+    /** DOCUMENT ME!! */
+    public Hashtable [] hconsensus;
+    AlignmentAnnotation consensus;
+    AlignmentAnnotation conservation;
+    AlignmentAnnotation quality;
+    boolean autoCalculateConsensus = true;
+
+    /** DOCUMENT ME!! */
+    public int ConsPercGaps = 25; // JBPNote : This should be a scalable property!
+
+    // JBPNote Prolly only need this in the applet version.
+  private java.beans.PropertyChangeSupport changeSupport = new java.beans.
+      PropertyChangeSupport(this);
+
+    boolean ignoreGapsInConsensusCalculation = false;
+
+    boolean isDataset = false;
+
+    boolean antiAlias = false;
+
+    boolean padGaps = false;
+
+    Rectangle explodedPosition;
+
+    String viewName;
+
+    String sequenceSetID;
+
+    boolean gatherViewsHere = false;
+
+    Stack historyList = new Stack();
+    Stack redoList = new Stack();
+
+    Hashtable sequenceColours;
+
+    int thresholdTextColour = 0;
+    Color textColour = Color.black;
+    Color textColour2 = Color.white;
+
+    boolean rightAlignIds = false;
+
+    Hashtable hiddenRepSequences;
+
+
+    /**
+     * Creates a new AlignViewport object.
+     *
+     * @param al DOCUMENT ME!
+     */
+    public AlignViewport(AlignmentI al)
+    {
+        setAlignment(al);
+        init();
+    }
+    /**
+     * Create a new AlignViewport with hidden regions
+     * @param al AlignmentI
+     * @param hiddenColumns ColumnSelection
+     */
+  public AlignViewport(AlignmentI al, ColumnSelection hiddenColumns)
+  {
+      setAlignment(al);
+    if (hiddenColumns != null)
+    {
+        this.colSel = hiddenColumns;
+        if (hiddenColumns.getHiddenColumns() != null)
+      {
+          hasHiddenColumns = true;
+      }
+    }
+      init();
+    }
+
+    void init()
+    {
+        this.startRes = 0;
+        this.endRes = alignment.getWidth() - 1;
+        this.startSeq = 0;
+        this.endSeq = alignment.getHeight() - 1;
+
+      antiAlias = Cache.getDefault("ANTI_ALIAS", false);
+
+      showJVSuffix = Cache.getDefault("SHOW_JVSUFFIX", true);
+      showAnnotation = Cache.getDefault("SHOW_ANNOTATIONS", true);
+
+      rightAlignIds = Cache.getDefault("RIGHT_ALIGN_IDS", false);
+
+      autoCalculateConsensus = Cache.getDefault("AUTO_CALC_CONSENSUS", true);
+
+      padGaps = Cache.getDefault("PAD_GAPS", true);
+
+       String fontName = Cache.getDefault("FONT_NAME", "SansSerif");
+       String fontStyle = Cache.getDefault("FONT_STYLE", Font.PLAIN + "") ;
+       String fontSize = Cache.getDefault("FONT_SIZE", "10");
+
+       seqNameItalics = Cache.getDefault("ID_ITALICS", true);
+
+       int style = 0;
+
+       if (fontStyle.equals("bold"))
+       {
+         style = 1;
+       }
+       else if (fontStyle.equals("italic"))
+       {
+         style = 2;
+       }
+
+       setFont(new Font(fontName, style, Integer.parseInt(fontSize)));
+
+       alignment.setGapCharacter( Cache.getDefault("GAP_SYMBOL", "-").charAt(0) );
+
+
+        // We must set conservation and consensus before setting colour,
+        // as Blosum and Clustal require this to be done
+        if(hconsensus==null && !isDataset)
+        {
+          if(!alignment.isNucleotide())
+          {
+            conservation = new AlignmentAnnotation("Conservation",
+                "Conservation of total alignment less than " +
+                ConsPercGaps + "% gaps",
+                new Annotation[1], 0f,
+                11f,
+                AlignmentAnnotation.BAR_GRAPH);
+            conservation.hasText = true;
+            conservation.autoCalculated=true;
+
+
+            if (Cache.getDefault("SHOW_CONSERVATION", true))
+            {
+              alignment.addAnnotation(conservation);
+            }
+
+            if (Cache.getDefault("SHOW_QUALITY", true))
+            {
+              quality = new AlignmentAnnotation("Quality",
+                                                "Alignment Quality based on Blosum62 scores",
+                                                new Annotation[1],
+                                                0f,
+                                                11f,
+                                                AlignmentAnnotation.BAR_GRAPH);
+              quality.hasText = true;
+              quality.autoCalculated=true;
+
+              alignment.addAnnotation(quality);
+            }
+          }
+
+          consensus = new AlignmentAnnotation("Consensus", "PID",
+                                               new Annotation[1], 0f, 100f,
+                                               AlignmentAnnotation.BAR_GRAPH);
+          consensus.hasText = true;
+          consensus.autoCalculated=true;
+
+           if (Cache.getDefault("SHOW_IDENTITY", true))
+           {
+             alignment.addAnnotation(consensus);
+           }
+        }
+
+        if (jalview.bin.Cache.getProperty("DEFAULT_COLOUR") != null)
+        {
+          globalColourScheme = ColourSchemeProperty.getColour(alignment,
+              jalview.bin.Cache.getProperty("DEFAULT_COLOUR"));
+
+            if (globalColourScheme instanceof UserColourScheme)
+            {
+                globalColourScheme = UserDefinedColours.loadDefaultColours();
+        ( (UserColourScheme) globalColourScheme).setThreshold(0,
+            getIgnoreGapsConsensus());
+            }
+
+            if (globalColourScheme != null)
+            {
+                globalColourScheme.setConsensus(hconsensus);
+            }
+        }
+
+        wrapAlignment = jalview.bin.Cache.getDefault("WRAP_ALIGNMENT", false);
+    }
+
+
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param b DOCUMENT ME!
+     */
+    public void setShowSequenceFeatures(boolean b)
+    {
+        showSequenceFeatures = b;
+    }
+
+    public boolean getShowSequenceFeatures()
+    {
+      return showSequenceFeatures;
+    }
+
+  class ConservationThread
+      extends Thread
+    {
+      AlignmentPanel ap;
+      public ConservationThread(AlignmentPanel ap)
+      {
+        this.ap = ap;
+      }
+
+      public void run()
+      {
+        try
+        {
+          updatingConservation = true;
+
+          while (UPDATING_CONSERVATION)
+          {
+            try
+            {
+              if (ap != null)
+              {
+                ap.paintAlignment(false);
+              }
+              Thread.sleep(200);
+            }
+            catch (Exception ex)
+            {
+              ex.printStackTrace();
+            }
+          }
+
+          UPDATING_CONSERVATION = true;
+
+
+          int alWidth = alignment.getWidth();
+          if(alWidth<0)
+        {
+            return;
+        }
+
+          Conservation cons = new jalview.analysis.Conservation("All",
+              jalview.schemes.ResidueProperties.propHash, 3,
+              alignment.getSequences(), 0, alWidth -1);
+
+          cons.calculate();
+          cons.verdict(false, ConsPercGaps);
+
+          if (quality!=null)
+          {
+            cons.findQuality();
+          }
+
+          char [] sequence = cons.getConsSequence().getSequence();
+          float minR;
+          float minG;
+          float minB;
+          float maxR;
+          float maxG;
+          float maxB;
+          minR = 0.3f;
+          minG = 0.0f;
+          minB = 0f;
+          maxR = 1.0f - minR;
+          maxG = 0.9f - minG;
+          maxB = 0f - minB; // scalable range for colouring both Conservation and Quality
+
+          float min = 0f;
+          float max = 11f;
+          float qmin = 0f;
+          float qmax = 0f;
+
+          char c;
+
+          conservation.annotations = new Annotation[alWidth];
+
+          if (quality!=null)
+          {
+            quality.graphMax = cons.qualityRange[1].floatValue();
+            quality.annotations = new Annotation[alWidth];
+            qmin = cons.qualityRange[0].floatValue();
+            qmax = cons.qualityRange[1].floatValue();
+          }
+
+          for (int i = 0; i < alWidth; i++)
+          {
+            float value = 0;
+
+            c = sequence[i];
+
+            if (Character.isDigit(c))
+          {
+              value = (int) (c - '0');
+          }
+            else if (c == '*')
+          {
+              value = 11;
+          }
+            else if (c == '+')
+          {
+              value = 10;
+          }
+
+            float vprop = value - min;
+            vprop /= max;
+            conservation.annotations[i] =
+                new Annotation(String.valueOf(c),
+                               String.valueOf(value), ' ', value,
+                               new Color(minR + (maxR * vprop),
+                                         minG + (maxG * vprop),
+                                         minB + (maxB * vprop)));
+
+            // Quality calc
+            if (quality!=null)
+            {
+              value = ( (Double) cons.quality.get(i)).floatValue();
+              vprop = value - qmin;
+              vprop /= qmax;
+            quality.annotations[i] = new Annotation(" ", String.valueOf(value),
+                ' ',
+                                               value,
+                                               new Color(minR + (maxR * vprop),
+                  minG + (maxG * vprop),
+                  minB + (maxB * vprop)));
+            }
+          }
+        }
+        catch (OutOfMemoryError error)
+        {
+          javax.swing.SwingUtilities.invokeLater(new Runnable()
+          {
+
+
+            public void run()
+            {
+              javax.swing.JOptionPane.showInternalMessageDialog(Desktop.desktop,
+                  "Out of memory calculating conservation!!"
+                  +
+                  "\nSee help files for increasing Java Virtual Machine memory."
+                  , "Out of memory",
+                  javax.swing.JOptionPane.WARNING_MESSAGE);
+            }
+          });
+
+          conservation = null;
+          quality = null;
+
+          System.out.println("Conservation calculation: " + error);
+          System.gc();
+
+        }
+
+        UPDATING_CONSERVATION = false;
+        updatingConservation = false;
+
+        if(ap!=null)
+        {
+        ap.paintAlignment(true);
+        }
+
+      }
+    }
+
+
+    ConservationThread conservationThread;
+
+    ConsensusThread consensusThread;
+
+    boolean consUpdateNeeded = false;
+
+    static boolean UPDATING_CONSENSUS = false;
+
+    static boolean UPDATING_CONSERVATION = false;
+
+    boolean updatingConsensus = false;
+
+    boolean updatingConservation = false;
+
+    /**
+     * DOCUMENT ME!
+     */
+    public void updateConservation(final AlignmentPanel ap)
+    {
+      if (alignment.isNucleotide() || conservation==null)
+    {
+        return;
+    }
+
+      conservationThread = new ConservationThread(ap);
+      conservationThread.start();
+    }
+
+    /**
+     * DOCUMENT ME!
+     */
+    public void updateConsensus(final AlignmentPanel ap)
+    {
+      consensusThread = new ConsensusThread(ap);
+      consensusThread.start();
+    }
+
+  class ConsensusThread
+      extends Thread
+    {
+      AlignmentPanel ap;
+      public ConsensusThread(AlignmentPanel ap)
+      {
+        this.ap = ap;
+      }
+      public void run()
+      {
+        updatingConsensus = true;
+        while (UPDATING_CONSENSUS)
+        {
+          try
+          {
+            if (ap != null)
+            {
+            ap.paintAlignment(false);
+            }
+
+            Thread.sleep(200);
+          }
+          catch (Exception ex)
+          {
+            ex.printStackTrace();
+          }
+        }
+
+
+        UPDATING_CONSENSUS = true;
+
+        try
+        {
+          int aWidth = alignment.getWidth();
+          if(aWidth<0)
+        {
+            return;
+        }
+
+          consensus.annotations = null;
+          consensus.annotations = new Annotation[aWidth];
+
+
+          hconsensus = new Hashtable[aWidth];
+          AAFrequency.calculate(alignment.getSequencesArray(),
+                                0,
+                                alignment.getWidth(),
+                                hconsensus);
+
+          for (int i = 0; i < aWidth; i++)
+          {
+            float value = 0;
+            if (ignoreGapsInConsensusCalculation)
+          {
+              value = ( (Float) hconsensus[i].get(AAFrequency.PID_NOGAPS)).
+                  floatValue();
+          }
+            else
+          {
+              value = ( (Float) hconsensus[i].get(AAFrequency.PID_GAPS)).
+                  floatValue();
+          }
+
+            String maxRes = hconsensus[i].get(AAFrequency.MAXRESIDUE).toString();
+            String mouseOver = hconsensus[i].get(AAFrequency.MAXRESIDUE) + " ";
+
+            if (maxRes.length() > 1)
+            {
+              mouseOver = "[" + maxRes + "] ";
+              maxRes = "+";
+            }
+
+            mouseOver += ( (int) value + "%");
+          consensus.annotations[i] = new Annotation(maxRes, mouseOver, ' ',
+              value);
+          }
+
+
+          if (globalColourScheme != null)
+        {
+            globalColourScheme.setConsensus(hconsensus);
+        }
+
+        }
+        catch (OutOfMemoryError error)
+        {
+          alignment.deleteAnnotation(consensus);
+
+          consensus = null;
+          hconsensus = null;
+          javax.swing.SwingUtilities.invokeLater(new Runnable()
+          {
+            public void run()
+            {
+              javax.swing.JOptionPane.showInternalMessageDialog(Desktop.desktop,
+                  "Out of memory calculating consensus!!"
+                  +
+                  "\nSee help files for increasing Java Virtual Machine memory."
+                  , "Out of memory",
+                  javax.swing.JOptionPane.WARNING_MESSAGE);
+            }
+          });
+
+          System.out.println("Consensus calculation: " + error);
+          System.gc();
+        }
+        UPDATING_CONSENSUS = false;
+        updatingConsensus = false;
+
+        if (ap != null)
+        {
+        ap.paintAlignment(true);
+        }
+      }
+    }
+    /**
+     * get the consensus sequence as displayed under the PID consensus annotation row.
+     * @return consensus sequence as a new sequence object
+     */
+  public SequenceI getConsensusSeq()
+  {
+      if (consensus==null)
+    {
+        updateConsensus(null);
+    }
+      if (consensus==null)
+    {
+        return null;
+    }
+      StringBuffer seqs=new StringBuffer();
+    for (int i = 0; i < consensus.annotations.length; i++)
+    {
+      if (consensus.annotations[i] != null)
+      {
+          if (consensus.annotations[i].description.charAt(0) == '[')
+        {
+            seqs.append(consensus.annotations[i].description.charAt(1));
+        }
+          else
+        {
+            seqs.append(consensus.annotations[i].displayCharacter);
+        }
+      }
+    }
+
+      SequenceI sq = new Sequence("Consensus", seqs.toString());
+    sq.setDescription("Percentage Identity Consensus " +
+                      ( (ignoreGapsInConsensusCalculation) ? " without gaps" :
+                       ""));
+      return sq;
+    }
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public SequenceGroup getSelectionGroup()
+    {
+        return selectionGroup;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param sg DOCUMENT ME!
+     */
+    public void setSelectionGroup(SequenceGroup sg)
+    {
+        selectionGroup = sg;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public boolean getConservationSelected()
+    {
+        return conservationColourSelected;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param b DOCUMENT ME!
+     */
+    public void setConservationSelected(boolean b)
+    {
+        conservationColourSelected = b;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public boolean getAbovePIDThreshold()
+    {
+        return abovePIDThreshold;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param b DOCUMENT ME!
+     */
+    public void setAbovePIDThreshold(boolean b)
+    {
+        abovePIDThreshold = b;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public int getStartRes()
+    {
+        return startRes;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public int getEndRes()
+    {
+        return endRes;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public int getStartSeq()
+    {
+        return startSeq;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param cs DOCUMENT ME!
+     */
+    public void setGlobalColourScheme(ColourSchemeI cs)
+    {
+        globalColourScheme = cs;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public ColourSchemeI getGlobalColourScheme()
+    {
+        return globalColourScheme;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param res DOCUMENT ME!
+     */
+    public void setStartRes(int res)
+    {
+        this.startRes = res;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param seq DOCUMENT ME!
+     */
+    public void setStartSeq(int seq)
+    {
+        this.startSeq = seq;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param res DOCUMENT ME!
+     */
+    public void setEndRes(int res)
+    {
+        if (res > (alignment.getWidth() - 1))
+        {
+            // log.System.out.println(" Corrected res from " + res + " to maximum " + (alignment.getWidth()-1));
+            res = alignment.getWidth() - 1;
+        }
+
+        if (res < 0)
+        {
+            res = 0;
+        }
+
+        this.endRes = res;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param seq DOCUMENT ME!
+     */
+    public void setEndSeq(int seq)
+    {
+        if (seq > alignment.getHeight())
+        {
+            seq = alignment.getHeight();
+        }
+
+        if (seq < 0)
+        {
+            seq = 0;
+        }
+
+        this.endSeq = seq;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public int getEndSeq()
+    {
+        return endSeq;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param f DOCUMENT ME!
+     */
+    public void setFont(Font f)
+    {
+        font = f;
+
+        Container c = new Container();
+
+        java.awt.FontMetrics fm = c.getFontMetrics(font);
+        setCharHeight(fm.getHeight());
+        setCharWidth(fm.charWidth('M'));
+        validCharWidth = true;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public Font getFont()
+    {
+        return font;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param w DOCUMENT ME!
+     */
+    public void setCharWidth(int w)
+    {
+        this.charWidth = w;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public int getCharWidth()
+    {
+        return charWidth;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param h DOCUMENT ME!
+     */
+    public void setCharHeight(int h)
+    {
+        this.charHeight = h;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public int getCharHeight()
+    {
+        return charHeight;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param w DOCUMENT ME!
+     */
+    public void setWrappedWidth(int w)
+    {
+        this.wrappedWidth = w;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public int getWrappedWidth()
+    {
+        return wrappedWidth;
+    }
+
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public AlignmentI getAlignment()
+    {
+        return alignment;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param align DOCUMENT ME!
+     */
+    public void setAlignment(AlignmentI align)
+    {
+      if (alignment!=null && alignment.getCodonFrames()!=null)
+      {
+        StructureSelectionManager.getStructureSelectionManager().removeMappings(alignment.getCodonFrames());
+      }
+        this.alignment = align;
+        if (alignment.getCodonFrames()!=null)
+        {
+          StructureSelectionManager.getStructureSelectionManager().addMappings(alignment.getCodonFrames());
+        }
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param state DOCUMENT ME!
+     */
+    public void setWrapAlignment(boolean state)
+    {
+        wrapAlignment = state;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param state DOCUMENT ME!
+     */
+    public void setShowText(boolean state)
+    {
+        showText = state;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param state DOCUMENT ME!
+     */
+    public void setRenderGaps(boolean state)
+    {
+        renderGaps = state;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public boolean getColourText()
+    {
+        return showColourText;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param state DOCUMENT ME!
+     */
+    public void setColourText(boolean state)
+    {
+        showColourText = state;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param state DOCUMENT ME!
+     */
+    public void setShowBoxes(boolean state)
+    {
+        showBoxes = state;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public boolean getWrapAlignment()
+    {
+        return wrapAlignment;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public boolean getShowText()
+    {
+        return showText;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public boolean getShowBoxes()
+    {
+        return showBoxes;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public char getGapCharacter()
+    {
+        return getAlignment().getGapCharacter();
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param gap DOCUMENT ME!
+     */
+    public void setGapCharacter(char gap)
+    {
+        if (getAlignment() != null)
+        {
+            getAlignment().setGapCharacter(gap);
+        }
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param thresh DOCUMENT ME!
+     */
+    public void setThreshold(int thresh)
+    {
+        threshold = thresh;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public int getThreshold()
+    {
+        return threshold;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param inc DOCUMENT ME!
+     */
+    public void setIncrement(int inc)
+    {
+        increment = inc;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public int getIncrement()
+    {
+        return increment;
+    }
+
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public ColumnSelection getColumnSelection()
+    {
+        return colSel;
+    }
+
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param tree DOCUMENT ME!
+     */
+    public void setCurrentTree(NJTree tree)
+    {
+        currentTree = tree;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public NJTree getCurrentTree()
+    {
+        return currentTree;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param b DOCUMENT ME!
+     */
+    public void setColourAppliesToAllGroups(boolean b)
+    {
+        colourAppliesToAllGroups = b;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public boolean getColourAppliesToAllGroups()
+    {
+        return colourAppliesToAllGroups;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public boolean getShowJVSuffix()
+    {
+        return showJVSuffix;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param b DOCUMENT ME!
+     */
+    public void setShowJVSuffix(boolean b)
+    {
+        showJVSuffix = b;
+    }
+
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public boolean getShowAnnotation()
+    {
+        return showAnnotation;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param b DOCUMENT ME!
+     */
+    public void setShowAnnotation(boolean b)
+    {
+        showAnnotation = b;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public boolean getScaleAboveWrapped()
+    {
+        return scaleAboveWrapped;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public boolean getScaleLeftWrapped()
+    {
+        return scaleLeftWrapped;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @return DOCUMENT ME!
+     */
+    public boolean getScaleRightWrapped()
+    {
+        return scaleRightWrapped;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param b DOCUMENT ME!
+     */
+    public void setScaleAboveWrapped(boolean b)
+    {
+        scaleAboveWrapped = b;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param b DOCUMENT ME!
+     */
+    public void setScaleLeftWrapped(boolean b)
+    {
+        scaleLeftWrapped = b;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param b DOCUMENT ME!
+     */
+    public void setScaleRightWrapped(boolean b)
+    {
+        scaleRightWrapped = b;
+    }
+
+    /**
+     * Property change listener for changes in alignment
+     *
+     * @param listener DOCUMENT ME!
+     */
+    public void addPropertyChangeListener(
+        java.beans.PropertyChangeListener listener)
+    {
+        changeSupport.addPropertyChangeListener(listener);
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param listener DOCUMENT ME!
+     */
+    public void removePropertyChangeListener(
+        java.beans.PropertyChangeListener listener)
+    {
+        changeSupport.removePropertyChangeListener(listener);
+    }
+
+    /**
+     * Property change listener for changes in alignment
+     *
+     * @param prop DOCUMENT ME!
+     * @param oldvalue DOCUMENT ME!
+     * @param newvalue DOCUMENT ME!
+     */
+    public void firePropertyChange(String prop, Object oldvalue, Object newvalue)
+    {
+        changeSupport.firePropertyChange(prop, oldvalue, newvalue);
+    }
+
+    public void setIgnoreGapsConsensus(boolean b, AlignmentPanel ap)
+    {
+      ignoreGapsInConsensusCalculation = b;
+      updateConsensus(ap);
+      if(globalColourScheme!=null)
+      {
+      globalColourScheme.setThreshold(globalColourScheme.getThreshold(),
+                                      ignoreGapsInConsensusCalculation);
+      }
+    }
+
+    public boolean getIgnoreGapsConsensus()
+    {
+     return ignoreGapsInConsensusCalculation;
+    }
+
+    public void setDataset(boolean b)
+    {
+      isDataset = b;
+    }
+
+    public boolean isDataset()
+    {
+      return isDataset;
+    }
+
+
+    public void hideSelectedColumns()
+    {
+      if (colSel.size() < 1)
+    {
+        return;
+    }
+
+      colSel.hideSelectedColumns();
+      setSelectionGroup(null);
+
+      hasHiddenColumns = true;
+    }
+
+
+    public void hideColumns(int start, int end)
+    {
+      if(start==end)
+    {
+        colSel.hideColumns(start);
+    }
+      else
+    {
+        colSel.hideColumns(start, end);
+    }
+
+      hasHiddenColumns = true;
+    }
+
+    public void hideRepSequences(SequenceI repSequence, SequenceGroup sg)
+    {
+      int sSize = sg.getSize();
+      if(sSize < 2)
+    {
+        return;
+    }
+
+      if(hiddenRepSequences==null)
+    {
+        hiddenRepSequences = new Hashtable();
+    }
+
+       hiddenRepSequences.put(repSequence, sg);
+
+      //Hide all sequences except the repSequence
+      SequenceI [] seqs = new SequenceI[sSize-1];
+      int index = 0;
+      for(int i=0; i<sSize; i++)
+    {
+        if(sg.getSequenceAt(i)!=repSequence)
+        {
+          if(index==sSize-1)
+        {
+            return;
+        }
+
+          seqs[index++] = sg.getSequenceAt(i);
+        }
+    }
+
+      hideSequence(seqs);
+
+    }
+
+    public void hideAllSelectedSeqs()
+    {
+    if (selectionGroup == null || selectionGroup.getSize()<1)
+    {
+        return;
+    }
+
+      SequenceI[] seqs = selectionGroup.getSequencesInOrder(alignment);
+
+      hideSequence(seqs);
+
+      setSelectionGroup(null);
+    }
+
+    public void hideSequence(SequenceI [] seq)
+    {
+      if(seq!=null)
+      {
+        for (int i = 0; i < seq.length; i++)
+        {
+          alignment.getHiddenSequences().hideSequence(seq[i]);
+        }
+        hasHiddenRows = true;
+        firePropertyChange("alignment", null, alignment.getSequences());
+      }
+    }
+
+    public void showSequence(int index)
+    {
+      Vector tmp = alignment.getHiddenSequences().showSequence(index
+          , hiddenRepSequences);
+      if(tmp.size()>0)
+      {
+        if(selectionGroup==null)
+        {
+          selectionGroup = new SequenceGroup();
+          selectionGroup.setEndRes(alignment.getWidth()-1);
+        }
+
+        for (int t = 0; t < tmp.size(); t++)
+        {
+          selectionGroup.addSequence(
+              (SequenceI) tmp.elementAt(t), false
+              );
+        }
+        firePropertyChange("alignment", null, alignment.getSequences());
+      }
+
+      if(alignment.getHiddenSequences().getSize()<1)
+    {
+        hasHiddenRows = false;
+    }
+  }
+
+    public void showColumn(int col)
+    {
+      colSel.revealHiddenColumns(col);
+      if(colSel.getHiddenColumns()==null)
+    {
+        hasHiddenColumns = false;
+    }
+  }
+
+    public void showAllHiddenColumns()
+    {
+      colSel.revealAllHiddenColumns();
+      hasHiddenColumns = false;
+    }
+
+    public void showAllHiddenSeqs()
+    {
+      if(alignment.getHiddenSequences().getSize()>0)
+      {
+        if(selectionGroup==null)
+        {
+          selectionGroup = new SequenceGroup();
+          selectionGroup.setEndRes(alignment.getWidth()-1);
+        }
+        Vector tmp = alignment.getHiddenSequences().showAll(hiddenRepSequences);
+        for(int t=0; t<tmp.size(); t++)
+        {
+          selectionGroup.addSequence(
+              (SequenceI)tmp.elementAt(t), false
+              );
+        }
+        firePropertyChange("alignment", null, alignment.getSequences());
+        hasHiddenRows = false;
+        hiddenRepSequences = null;
+      }
+    }
+
+
+
+    public void invertColumnSelection()
+    {
+      colSel.invertColumnSelection(0,alignment.getWidth());
+    }
+
+    public int adjustForHiddenSeqs(int alignmentIndex)
+    {
+      return alignment.getHiddenSequences().adjustForHiddenSeqs(alignmentIndex);
+    }
+
+    /**
+     * This method returns an array of new SequenceI objects
+     * derived from the whole alignment or just the current
+     * selection with start and end points adjusted
+     * @note if you need references to the actual SequenceI objects in the alignment or currently selected then use getSequenceSelection()
+     * @return selection as new sequenceI objects
+     */
+    public SequenceI[] getSelectionAsNewSequence()
+    {
+      SequenceI[] sequences;
+
+      if (selectionGroup == null)
+    {
+        sequences = alignment.getSequencesArray();
+        AlignmentAnnotation[] annots = alignment.getAlignmentAnnotation();
+        for (int i=0; i<sequences.length; i++)
+        {
+          sequences[i] = new Sequence(sequences[i], annots); // construct new sequence with subset of visible annotation
+        }
+    }
+      else
+    {
+        sequences = selectionGroup.getSelectionAsNewSequences(alignment);
+    }
+
+      return sequences;
+    }
+    
+    /**
+     * get the currently selected sequence objects or all the sequences in the alignment.
+     * @return array of references to sequence objects
+     */
+    public SequenceI[] getSequenceSelection()
+    {
+      SequenceI[] sequences;
+      if (selectionGroup==null)
+      {
+        sequences = alignment.getSequencesArray();
+      }
+      else
+      {
+        sequences = selectionGroup.getSequencesInOrder(alignment);
+      }
+      return sequences;
+    }
+    /**
+     * This method returns the visible alignment as text, as
+     * seen on the GUI, ie if columns are hidden they will not
+     * be returned in the result.
+     * Use this for calculating trees, PCA, redundancy etc on views
+     * which contain hidden columns.
+     * @return String[]
+     */
+  public jalview.datamodel.CigarArray getViewAsCigars(boolean
+      selectedRegionOnly)
+    {
+      CigarArray selection=null;
+      SequenceI [] seqs= null;
+      int i, iSize;
+      int start = 0, end = 0;
+      if(selectedRegionOnly && selectionGroup!=null)
+      {
+        iSize = selectionGroup.getSize();
+        seqs = selectionGroup.getSequencesInOrder(alignment);
+        start = selectionGroup.getStartRes();
+        end = selectionGroup.getEndRes(); // inclusive for start and end in SeqCigar constructor
+      }
+      else
+      {
+        iSize = alignment.getHeight();
+        seqs = alignment.getSequencesArray();
+        end = alignment.getWidth()-1;
+      }
+      SeqCigar[] selseqs = new SeqCigar[iSize];
+      for(i=0; i<iSize; i++)
+      {
+        selseqs[i] = new SeqCigar(seqs[i], start, end);
+      }
+      selection=new CigarArray(selseqs);
+      // now construct the CigarArray operations
+    if (hasHiddenColumns)
+    {
+        Vector regions = colSel.getHiddenColumns();
+        int [] region;
+        int hideStart, hideEnd;
+        int last=start;
+        for (int j = 0; last<end & j < regions.size(); j++)
+        {
+          region = (int[]) regions.elementAt(j);
+          hideStart = region[0];
+          hideEnd = region[1];
+          // edit hidden regions to selection range
+        if (hideStart < last)
+        {
+            if (hideEnd > last)
+            {
+              hideStart = last;
+          }
+          else
+          {
+              continue;
+          }
+        }
+
+          if (hideStart>end)
+        {
+            break;
+        }
+
+          if (hideEnd>end)
+        {
+            hideEnd=end;
+        }
+
+          if (hideStart>hideEnd)
+        {
+            break;
+        }
+          /**
+           * form operations...
+           */
+          if (last<hideStart)
+        {
+            selection.addOperation(CigarArray.M, hideStart-last);
+        }
+          selection.addOperation(CigarArray.D, 1+hideEnd-hideStart);
+          last = hideEnd+1;
+        }
+        // Final match if necessary.
+        if (last<end)
+      {
+          selection.addOperation(CigarArray.M, end-last+1);
+      }
+    }
+    else
+    {
+        selection.addOperation(CigarArray.M, end-start+1);
+      }
+      return selection;
+    }
+    /**
+     * return a compact representation of the current alignment selection to
+     * pass to an analysis function
+     * @param selectedOnly boolean true to just return the selected view
+     * @return AlignmentView
+     */
+  jalview.datamodel.AlignmentView getAlignmentView(boolean selectedOnly)
+  {
+      // JBPNote:
+      // this is here because the AlignmentView constructor modifies the CigarArray
+      // object. Refactoring of Cigar and alignment view representation should
+      // be done to remove redundancy.
+      CigarArray aligview = getViewAsCigars(selectedOnly);
+    if (aligview != null)
+    {
+        return new AlignmentView(aligview,
+                               (selectedOnly && selectionGroup != null) ?
+                               selectionGroup.getStartRes() : 0);
+      }
+      return null;
+    }
+    /**
+     * This method returns the visible alignment as text, as
+     * seen on the GUI, ie if columns are hidden they will not
+     * be returned in the result.
+     * Use this for calculating trees, PCA, redundancy etc on views
+     * which contain hidden columns.
+     * @return String[]
+     */
+    public String [] getViewAsString(boolean selectedRegionOnly)
+    {
+      String [] selection = null;
+      SequenceI [] seqs= null;
+      int i, iSize;
+      int start = 0, end = 0;
+      if(selectedRegionOnly && selectionGroup!=null)
+      {
+        iSize = selectionGroup.getSize();
+        seqs = selectionGroup.getSequencesInOrder(alignment);
+        start = selectionGroup.getStartRes();
+        end = selectionGroup.getEndRes()+1;
+      }
+      else
+      {
+        iSize = alignment.getHeight();
+        seqs = alignment.getSequencesArray();
+        end = alignment.getWidth();
+      }
+
+      selection = new String[iSize];
+    if (hasHiddenColumns)
+    {
+        selection = colSel.getVisibleSequenceStrings(start, end, seqs);
+    }
+    else
+    {
+        for(i=0; i<iSize; i++)
+        {
+          selection[i] = seqs[i].getSequenceAsString(start, end);
+        }
+
+      }
+      return selection;
+    }
+
+  public int [][] getVisibleRegionBoundaries(int min, int max)
+  {
+    Vector regions = new Vector();
+    int start = min;
+    int end = max;
+
+    do
+    {
+      if (hasHiddenColumns)
+      {
+        if (start == 0)
+        {
+          start = colSel.adjustForHiddenColumns(start);
+        }
+
+        end = colSel.getHiddenBoundaryRight(start);
+        if (start == end)
+        {
+          end = max;
+        }
+        if (end > max)
+        {
+          end = max;
+        }
+      }
+
+      regions.addElement(new int[]
+                         {start, end});
+
+      if (hasHiddenColumns)
+      {
+        start = colSel.adjustForHiddenColumns(end);
+        start = colSel.getHiddenBoundaryLeft(start) + 1;
+      }
+    }
+    while (end < max);
+
+    int[][] startEnd = new int[regions.size()][2];
+
+    regions.copyInto(startEnd);
+
+    return startEnd;
+
+  }
+
+    public boolean getShowHiddenMarkers()
+    {
+      return showHiddenMarkers;
+    }
+
+    public void setShowHiddenMarkers(boolean show)
+    {
+      showHiddenMarkers = show;
+    }
+
+    public String getSequenceSetId()
+    {
+      if(sequenceSetID==null)
+    {
+        sequenceSetID =  alignment.hashCode()+"";
+    }
+
+      return sequenceSetID;
+    }
+
+    public void alignmentChanged(AlignmentPanel ap)
+    {
+        if (padGaps)
+    {
+          alignment.padGaps();
+    }
+
+        if (hconsensus != null && autoCalculateConsensus)
+        {
+          updateConsensus(ap);
+          updateConservation(ap);
+        }
+
+        //Reset endRes of groups if beyond alignment width
+        int alWidth = alignment.getWidth();
+        Vector groups = alignment.getGroups();
+        if(groups!=null)
+        {
+          for(int i=0; i<groups.size(); i++)
+          {
+            SequenceGroup sg = (SequenceGroup)groups.elementAt(i);
+            if(sg.getEndRes()>alWidth)
+        {
+              sg.setEndRes(alWidth-1);
+          }
+        }
+    }
+
+        if(selectionGroup!=null && selectionGroup.getEndRes()>alWidth)
+    {
+          selectionGroup.setEndRes(alWidth-1);
+    }
+
+        resetAllColourSchemes();
+
+       // alignment.adjustSequenceAnnotations();
+    }
+
+
+    void resetAllColourSchemes()
+    {
+      ColourSchemeI cs = globalColourScheme;
+      if(cs!=null)
+      {
+        if (cs instanceof ClustalxColourScheme)
+        {
+          ( (ClustalxColourScheme) cs).
+              resetClustalX(alignment.getSequences(),
+                            alignment.getWidth());
+        }
+
+        cs.setConsensus(hconsensus);
+        if (cs.conservationApplied())
+        {
+          Alignment al = (Alignment) alignment;
+          Conservation c = new Conservation("All",
+                                            ResidueProperties.propHash, 3,
+                                            al.getSequences(), 0,
+                                            al.getWidth() - 1);
+          c.calculate();
+          c.verdict(false, ConsPercGaps);
+
+          cs.setConservation(c);
+        }
+      }
+
+      int s, sSize = alignment.getGroups().size();
+      for(s=0; s<sSize; s++)
+      {
+        SequenceGroup sg = (SequenceGroup)alignment.getGroups().elementAt(s);
+        if(sg.cs!=null && sg.cs instanceof ClustalxColourScheme)
+        {
+          ((ClustalxColourScheme)sg.cs).resetClustalX(
+              sg.getSequences(hiddenRepSequences), sg.getWidth());
+        }
+        sg.recalcConservation();
+      }
+    }
+
+
+    public Color getSequenceColour(SequenceI seq)
+    {
+      if(sequenceColours==null || !sequenceColours.containsKey(seq))
+    {
+        return Color.white;
+    }
+      else
+    {
+        return (Color)sequenceColours.get(seq);
+    }
+  }
+
+    public void setSequenceColour(SequenceI seq, Color col)
+    {
+      if(sequenceColours==null)
+    {
+        sequenceColours = new Hashtable();
+    }
+
+      if(col == null)
+    {
+        sequenceColours.remove(seq);
+    }
+      else
+    {
+        sequenceColours.put(seq, col);
+    }
+    }
+    /**
+     * returns the visible column regions of the alignment
+     * @param selectedRegionOnly true to just return the contigs intersecting with the selected area
+     * @return
+     */
+    public int[] getViewAsVisibleContigs(boolean selectedRegionOnly) {
+      int[] viscontigs=null;
+      int start = 0, end = 0;
+      if(selectedRegionOnly && selectionGroup!=null)
+      {
+        start = selectionGroup.getStartRes();
+        end = selectionGroup.getEndRes()+1;
+      }
+      else
+      {
+        end = alignment.getWidth();
+      }
+      viscontigs = colSel.getVisibleContigs(start, end);
+      return viscontigs;
+    }
+    /**
+     * get hash of undo and redo list for the alignment
+     * @return long[] { historyList.hashCode, redoList.hashCode };
+     */
+    public long[] getUndoRedoHash()
+    {
+      if (historyList==null || redoList==null)
+        return new long[] { -1, -1};
+      return new long[] { historyList.hashCode(), this.redoList.hashCode() };
+    }
+    /**
+     * test if a particular set of hashcodes are different to the hashcodes for the undo and redo list.
+     * @param undoredo the stored set of hashcodes as returned by getUndoRedoHash
+     * @return true if the hashcodes differ (ie the alignment has been edited) or the stored hashcode array differs in size
+     */
+    public boolean isUndoRedoHashModified(long[] undoredo)
+    {
+      if (undoredo==null)
+      {
+        return true;
+      }
+      long[] cstate = getUndoRedoHash();
+      if (cstate.length!=undoredo.length)
+      {  return true; }
+      
+      for (int i=0; i<cstate.length; i++)
+      {
+        if (cstate[i]!=undoredo[i])
+        {
+          return true;
+        }
+      }
+      return false;
+    }
+}