Wrap alignment with annotations
[jalview.git] / src / jalview / appletgui / AlignFrame.java
index caa0321..bda314d 100755 (executable)
@@ -27,24 +27,18 @@ import jalview.io.*;
 import java.awt.*;\r
 import java.awt.event.*;\r
 import java.util.*;\r
+import java.io.InputStreamReader;\r
+import java.io.BufferedReader;\r
 \r
 public class AlignFrame\r
     extends GAlignFrame\r
 {\r
   final AlignmentPanel alignPanel;\r
   final AlignViewport viewport;\r
-  public static final int NEW_WINDOW_WIDTH = 700;\r
-  public static final int NEW_WINDOW_HEIGHT = 500;\r
+  public static int NEW_WINDOW_WIDTH = 700;\r
+  public static int NEW_WINDOW_HEIGHT = 500;\r
   jalview.bin.JalviewLite applet;\r
 \r
-  public AlignFrame(AlignmentI al)\r
-  {\r
-    this.applet = null;\r
-    viewport = new AlignViewport(al, null);\r
-    alignPanel = new AlignmentPanel(this, viewport);\r
-    add(alignPanel);\r
-    alignPanel.validate();\r
-  }\r
 \r
   public AlignFrame(AlignmentI al, jalview.bin.JalviewLite applet)\r
   {\r
@@ -54,37 +48,76 @@ public class AlignFrame
     add(alignPanel);\r
     alignPanel.validate();\r
 \r
-    String treeFile = applet.getParameter("treeFile");\r
-    TreePanel treepanel = null;\r
-    if (treeFile != null)\r
+    if(applet!=null)\r
     {\r
-      try\r
+      String treeFile = applet.getParameter("treeFile");\r
+      if (treeFile != null)\r
       {\r
-        treeFile = treeFile;\r
-        jalview.io.NewickFile fin = new jalview.io.NewickFile(applet.\r
-            getCodeBase() + treeFile, "URL");\r
-        fin.parse();\r
+        try\r
+        {\r
+          treeFile = treeFile;\r
+          jalview.io.NewickFile fin = new jalview.io.NewickFile(applet.\r
+              getCodeBase() + treeFile, "URL");\r
+          fin.parse();\r
 \r
-        if (fin.getTree() != null)\r
+          if (fin.getTree() != null)\r
+          {\r
+            TreePanel tp = null;\r
+            tp = new TreePanel(viewport, viewport.getAlignment().getSequences(),\r
+                               fin, "FromFile", applet.getCodeBase() + treeFile);\r
+            jalview.bin.JalviewLite.addFrame(tp, treeFile, 600, 500);\r
+            addTreeMenuItem(tp, treeFile);\r
+          }\r
+        }\r
+        catch (Exception ex)\r
         {\r
-          TreePanel tp = null;\r
-          tp = new TreePanel(viewport, viewport.getAlignment().getSequences(),\r
-                             fin, "FromFile", applet.getCodeBase() + treeFile);\r
-          jalview.bin.JalviewLite.addFrame(tp, treeFile, 600, 500);\r
-          addTreeMenuItem(tp, treeFile);\r
+          ex.printStackTrace();\r
         }\r
       }\r
-      catch (Exception ex)\r
+\r
+      String param = applet.getParameter("sortBy");\r
+      if (param != null)\r
       {\r
-        ex.printStackTrace();\r
+        if (param.equalsIgnoreCase("Id"))\r
+          sortIDMenuItem_actionPerformed(null);\r
+        else if (param.equalsIgnoreCase("Pairwise Identity"))\r
+          sortPairwiseMenuItem_actionPerformed(null);\r
+      }\r
+\r
+      param = applet.getParameter("wrap");\r
+      if (param != null)\r
+      {\r
+        if (param.equalsIgnoreCase("true"))\r
+        {\r
+          wrapMenuItem.setState(true);\r
+          wrapMenuItem_actionPerformed(null);\r
+        }\r
       }\r
     }\r
 \r
+    this.addWindowListener(new WindowAdapter()\r
+    {\r
+      public void windowClosing(WindowEvent e)\r
+          {\r
+            closeMenuItem_actionPerformed(null);\r
+          }\r
+    });\r
+\r
+    viewport.addPropertyChangeListener(new java.beans.PropertyChangeListener()\r
+    {\r
+     public void propertyChange(java.beans.PropertyChangeEvent evt)\r
+     {\r
+       if (evt.getPropertyName().equals("alignment"))\r
+       {\r
+         alignmentChanged();\r
+       }\r
+     }\r
+   });\r
   }\r
 \r
   public void inputText_actionPerformed(ActionEvent e)\r
   {\r
-    CutAndPasteTransfer cap = new CutAndPasteTransfer(true);\r
+    CutAndPasteTransfer cap = new CutAndPasteTransfer(true, applet);\r
     Frame frame = new Frame();\r
     frame.add(cap);\r
     jalview.bin.JalviewLite.addFrame(frame, "Cut & Paste Input", 500, 500);\r
@@ -92,20 +125,23 @@ public class AlignFrame
 \r
   protected void outputText_actionPerformed(ActionEvent e)\r
   {\r
-    CutAndPasteTransfer cap = new CutAndPasteTransfer(false);\r
+    CutAndPasteTransfer cap = new CutAndPasteTransfer(false, applet);\r
     Frame frame = new Frame();\r
     frame.add(cap);\r
     jalview.bin.JalviewLite.addFrame(frame,\r
                                      "Alignment output - " + e.getActionCommand(),\r
                                      600, 500);\r
-    cap.setText(FormatAdapter.formatSequences(e.getActionCommand(),\r
+    cap.setText(new FormatAdapter().formatSequences(e.getActionCommand(),\r
                                               viewport.getAlignment().\r
                                               getSequences()));\r
   }\r
 \r
   public void closeMenuItem_actionPerformed(ActionEvent e)\r
   {\r
+    PaintRefresher.components.remove(viewport.alignment);\r
     dispose();\r
+    if(PaintRefresher.components.size()==0 && applet==null)\r
+      System.exit(0);\r
   }\r
 \r
   Stack historyList = new Stack();\r
@@ -150,6 +186,7 @@ public class AlignFrame
     redoList.push(new HistoryItem(hi.getDescription(), viewport.alignment,\r
                                   HistoryItem.HIDE));\r
     restoreHistoryItem(hi);\r
+    viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
   }\r
 \r
   protected void redoMenuItem_actionPerformed(ActionEvent e)\r
@@ -157,9 +194,7 @@ public class AlignFrame
     HistoryItem hi = (HistoryItem) redoList.pop();\r
     restoreHistoryItem(hi);\r
     updateEditMenuBar();\r
-    viewport.updateConsensus();\r
-    alignPanel.repaint();\r
-    alignPanel.repaint();\r
+    viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
   }\r
 \r
   // used by undo and redo\r
@@ -203,9 +238,7 @@ public class AlignFrame
 \r
     updateEditMenuBar();\r
 \r
-    viewport.updateConsensus();\r
-    viewport.updateConservation();\r
-    alignPanel.repaint();\r
+    viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
   }\r
 \r
   public void moveSelectedSequences(boolean up)\r
@@ -278,30 +311,55 @@ public class AlignFrame
       orderedSeqs.put(index + "", seq);\r
     }\r
 \r
-    int index = 0;\r
+    int index = 0, startRes, endRes;\r
+    char ch;\r
+\r
     for (int i = 0; i < sg.getSize(); i++)\r
     {\r
-      SequenceI seq = null;\r
-      while (seq == null)\r
-      {\r
-        if (orderedSeqs.containsKey(index + ""))\r
+        SequenceI seq = null;\r
+\r
+        while (seq == null)\r
         {\r
-          seq = (SequenceI) orderedSeqs.get(index + "");\r
-          index++;\r
-          break;\r
+            if (orderedSeqs.containsKey(index + ""))\r
+            {\r
+                seq = (SequenceI) orderedSeqs.get(index + "");\r
+                index++;\r
+\r
+                break;\r
+            }\r
+            else\r
+            {\r
+                index++;\r
+            }\r
         }\r
-        else\r
+\r
+        //FIND START RES\r
+        //Returns residue following index if gap\r
+        startRes = seq.findPosition(sg.getStartRes());\r
+\r
+        //FIND END RES\r
+        //Need to find the residue preceeding index if gap\r
+        endRes = 0;\r
+\r
+        for (int j = 0; j < sg.getEndRes()+1 && j < seq.getLength(); j++)\r
         {\r
-          index++;\r
+          ch = seq.getCharAt(j);\r
+          if (!jalview.util.Comparison.isGap( (ch)))\r
+          {\r
+            endRes++;\r
+          }\r
         }\r
-      }\r
 \r
-      copiedSequences.append(seq.getName() + "\t" +\r
-                             seq.findPosition(sg.getStartRes()) + "\t"\r
-                             + seq.findPosition(sg.getEndRes()) + "\t"\r
-                             +\r
-                             seq.getSequence(sg.getStartRes(),\r
-          sg.getEndRes() + 1) + "\n");\r
+        if(endRes>0)\r
+        {\r
+          endRes += seq.getStart() -1;\r
+        }\r
+\r
+        copiedSequences.append(seq.getName() + "\t" +\r
+            startRes + "\t" +\r
+            endRes + "\t" +\r
+            seq.getSequence(sg.getStartRes(),\r
+                sg.getEndRes() + 1) + "\n");\r
     }\r
 \r
   }\r
@@ -371,9 +429,7 @@ public class AlignFrame
       {\r
         viewport.setEndSeq(viewport.alignment.getHeight());\r
         viewport.alignment.getWidth();\r
-        viewport.updateConservation();\r
-        viewport.updateConsensus();\r
-        alignPanel.repaint();\r
+        viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
       }\r
 \r
     }\r
@@ -439,9 +495,7 @@ public class AlignFrame
       catch (Exception ex)\r
       {}\r
     }\r
-    viewport.updateConservation();\r
-    viewport.updateConsensus();\r
-    alignPanel.repaint();\r
+    viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
 \r
   }\r
 \r
@@ -460,10 +514,10 @@ public class AlignFrame
     {\r
       sg.addSequence(viewport.getAlignment().getSequenceAt(i), false);\r
     }\r
-    sg.setEndRes(viewport.alignment.getWidth());\r
+    sg.setEndRes(viewport.alignment.getWidth()-1);\r
     viewport.setSelectionGroup(sg);\r
     alignPanel.repaint();\r
-    PaintRefresher.Refresh(null);\r
+    PaintRefresher.Refresh(null, viewport.alignment);\r
   }\r
 \r
   public void deselectAllSequenceMenuItem_actionPerformed(ActionEvent e)\r
@@ -471,7 +525,8 @@ public class AlignFrame
     viewport.setSelectionGroup(null);\r
     viewport.getColumnSelection().clear();\r
     viewport.setSelectionGroup(null);\r
-    PaintRefresher.Refresh(null);\r
+    alignPanel.repaint();\r
+    PaintRefresher.Refresh(null, viewport.alignment);\r
   }\r
 \r
   public void invertSequenceMenuItem_actionPerformed(ActionEvent e)\r
@@ -482,7 +537,7 @@ public class AlignFrame
       sg.addOrRemove(viewport.getAlignment().getSequenceAt(i), false);\r
     }\r
 \r
-    PaintRefresher.Refresh(null);\r
+    PaintRefresher.Refresh(null, viewport.alignment);\r
   }\r
 \r
   public void remove2LeftMenuItem_actionPerformed(ActionEvent e)\r
@@ -510,8 +565,7 @@ public class AlignFrame
           viewport.alignment.deleteGroup(sg);\r
         }\r
       }\r
-\r
-      alignPanel.repaint();\r
+      viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
     }\r
   }\r
 \r
@@ -538,8 +592,7 @@ public class AlignFrame
           viewport.alignment.deleteGroup(sg);\r
         }\r
       }\r
-\r
-      alignPanel.repaint();\r
+      viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
     }\r
 \r
   }\r
@@ -549,10 +602,17 @@ public class AlignFrame
     addHistoryItem(new HistoryItem("Remove Gapped Columns",\r
                                    viewport.alignment,\r
                                    HistoryItem.HIDE));\r
+\r
+    //This is to maintain viewport position on first residue\r
+    //of first sequence\r
+    SequenceI seq = viewport.alignment.getSequenceAt(0);\r
+    int startRes = seq.findPosition(viewport.startRes);\r
+\r
     viewport.getAlignment().removeGaps();\r
-    viewport.updateConservation();\r
-    viewport.updateConsensus();\r
-    alignPanel.repaint();\r
+\r
+    viewport.setStartRes(seq.findIndex(startRes)-1);\r
+\r
+    viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
   }\r
 \r
   public void removeAllGapsMenuItem_actionPerformed(ActionEvent e)\r
@@ -560,6 +620,11 @@ public class AlignFrame
     addHistoryItem(new HistoryItem("Remove Gaps", viewport.alignment,\r
                                    HistoryItem.HIDE));\r
 \r
+    //This is to maintain viewport position on first residue\r
+    //of first sequence\r
+    SequenceI seq = viewport.alignment.getSequenceAt(0);\r
+    int startRes = seq.findPosition(viewport.startRes);\r
+\r
     SequenceI current;\r
     int jSize;\r
 \r
@@ -573,35 +638,110 @@ public class AlignFrame
     {\r
       seqs = viewport.getSelectionGroup().sequences;\r
       start = viewport.getSelectionGroup().getStartRes();\r
-      end = viewport.getSelectionGroup().getEndRes();\r
+      end = viewport.getSelectionGroup().getEndRes()+1;\r
     }\r
     else\r
       seqs = viewport.alignment.getSequences();\r
 \r
-    for (int i = 0; i <seqs.size(); i++)\r
+    for (int i = 0; i < seqs.size(); i++)\r
     {\r
-      current = (SequenceI)seqs.elementAt(i);\r
+      current = (SequenceI) seqs.elementAt(i);\r
       jSize = current.getLength();\r
 \r
+      // Removing a range is much quicker than removing gaps\r
+      // one by one for long sequences\r
       int j = start;\r
+      int rangeStart=-1, rangeEnd=-1;\r
+\r
       do\r
       {\r
         if (jalview.util.Comparison.isGap(current.getCharAt(j)))\r
         {\r
-          current.deleteCharAt(j);\r
-          j--;\r
-          jSize--;\r
+          if(rangeStart==-1)\r
+           {\r
+             rangeStart = j;\r
+             rangeEnd = j+1;\r
+           }\r
+           else\r
+           {\r
+             rangeEnd++;\r
+           }\r
+           j++;\r
         }\r
-        j++;\r
+        else\r
+        {\r
+          if(rangeStart>-1)\r
+          {\r
+            current.deleteChars(rangeStart, rangeEnd);\r
+            j-=rangeEnd-rangeStart;\r
+            jSize-=rangeEnd-rangeStart;\r
+            rangeStart = -1;\r
+            rangeEnd = -1;\r
+          }\r
+          else\r
+            j++;\r
+        }\r
+      }\r
+      while (j < end && j < jSize);\r
+      if(rangeStart>-1)\r
+      {\r
+       current.deleteChars(rangeStart, rangeEnd);\r
       }\r
-      while(j < end && j < jSize) ;\r
     }\r
+    viewport.setStartRes(seq.findIndex(startRes)-1);\r
+    viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
+  }\r
 \r
-    viewport.updateConservation();\r
+  public void alignmentChanged()\r
+  {\r
     viewport.updateConsensus();\r
+    viewport.updateConservation ();\r
+    resetAllColourSchemes();\r
+    if(alignPanel.overviewPanel!=null)\r
+      alignPanel.overviewPanel.updateOverviewImage();\r
     alignPanel.repaint();\r
   }\r
 \r
+  void resetAllColourSchemes()\r
+  {\r
+    ColourSchemeI cs = viewport.globalColourScheme;\r
+    if(cs!=null)\r
+    {\r
+      if (cs instanceof ClustalxColourScheme)\r
+      {\r
+        ( (ClustalxColourScheme) viewport.getGlobalColourScheme()).\r
+            resetClustalX(viewport.alignment.getSequences(),\r
+                          viewport.alignment.getWidth());\r
+      }\r
+\r
+      cs.setConsensus(viewport.vconsensus);\r
+      if (cs.conservationApplied())\r
+      {\r
+        Alignment al = (Alignment) viewport.alignment;\r
+        Conservation c = new Conservation("All",\r
+                                          ResidueProperties.propHash, 3,\r
+                                          al.getSequences(), 0,\r
+                                          al.getWidth() - 1);\r
+        c.calculate();\r
+        c.verdict(false, viewport.ConsPercGaps);\r
+\r
+        cs.setConservation(c);\r
+      }\r
+    }\r
+\r
+    int s, sSize = viewport.alignment.getGroups().size();\r
+    for(s=0; s<sSize; s++)\r
+    {\r
+      SequenceGroup sg = (SequenceGroup)viewport.alignment.getGroups().elementAt(s);\r
+      if(sg.cs!=null && sg.cs instanceof ClustalxColourScheme)\r
+      {\r
+        ((ClustalxColourScheme)sg.cs).resetClustalX(sg.sequences, sg.getWidth());\r
+      }\r
+      sg.recalcConservation();\r
+    }\r
+  }\r
+\r
+\r
 \r
   public void findMenuItem_actionPerformed(ActionEvent e)\r
   {\r
@@ -610,11 +750,7 @@ public class AlignFrame
 \r
   public void font_actionPerformed(ActionEvent e)\r
   {\r
-    Frame frame = new Frame();\r
-    FontChooser fc = new FontChooser(alignPanel, frame);\r
-    frame.add(fc);\r
-    jalview.bin.JalviewLite.addFrame(frame, "Change Font", 440, 100);\r
-\r
+    new FontChooser(alignPanel);\r
   }\r
 \r
   protected void fullSeqId_actionPerformed(ActionEvent e)\r
@@ -678,11 +814,6 @@ public class AlignFrame
 \r
   public void annotationPanelMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    if (annotationPanelMenuItem.getState() && viewport.getWrapAlignment())\r
-    {\r
-      annotationPanelMenuItem.setState(false);\r
-      return;\r
-    }\r
     viewport.setShowAnnotation(annotationPanelMenuItem.getState());\r
     alignPanel.setAnnotationVisible(annotationPanelMenuItem.getState());\r
   }\r
@@ -776,53 +907,48 @@ public class AlignFrame
   {\r
     int threshold = 0;\r
 \r
-    if (viewport.getAbovePIDThreshold())\r
+    if(cs!=null)\r
     {\r
-      threshold = SliderPanel.setPIDSliderSource(alignPanel, cs, "Background");\r
-\r
-      if (cs instanceof ResidueColourScheme)\r
+      if (viewport.getAbovePIDThreshold())\r
       {\r
-        ( (ResidueColourScheme) cs).setThreshold(threshold);\r
-      }\r
+        threshold = SliderPanel.setPIDSliderSource(alignPanel, cs, "Background");\r
 \r
-      viewport.setGlobalColourScheme(cs);\r
-    }\r
-    else if (cs instanceof ResidueColourScheme)\r
-    {\r
-      ( (ResidueColourScheme) cs).setThreshold(0);\r
-    }\r
+        cs.setThreshold(threshold, viewport.getIgnoreGapsConsensus());\r
 \r
-    if (viewport.getConservationSelected())\r
-    {\r
-      ConservationColourScheme ccs = null;\r
+        viewport.setGlobalColourScheme(cs);\r
+      }\r
+      else\r
+      {\r
+        cs.setThreshold(0, viewport.getIgnoreGapsConsensus());\r
+      }\r
 \r
-      Alignment al = (Alignment) viewport.alignment;\r
-      Conservation c = new Conservation("All",\r
-                                        ResidueProperties.propHash, 3,\r
-                                        al.getSequences(), 0,\r
-                                        al.getWidth() - 1);\r
+      if (viewport.getConservationSelected())\r
+      {\r
 \r
-      c.calculate();\r
-      c.verdict(false, viewport.ConsPercGaps);\r
+        Alignment al = (Alignment) viewport.alignment;\r
+        Conservation c = new Conservation("All",\r
+                                          ResidueProperties.propHash, 3,\r
+                                          al.getSequences(), 0,\r
+                                          al.getWidth() - 1);\r
 \r
-      ccs = new ConservationColourScheme(c, cs);\r
+        c.calculate();\r
+        c.verdict(false, viewport.ConsPercGaps);\r
 \r
-      // MUST NOTIFY THE COLOURSCHEME OF CONSENSUS!\r
-      ccs.setConsensus(viewport.vconsensus);\r
-      viewport.setGlobalColourScheme(ccs);\r
+        cs.setConservation(c);\r
 \r
-      SliderPanel.setConservationSlider(alignPanel, ccs, "Background");\r
+        cs.setConservationInc(SliderPanel.setConservationSlider(alignPanel, cs,\r
+            "Background"));\r
 \r
-    }\r
-    else\r
-    {\r
-      // MUST NOTIFY THE COLOURSCHEME OF CONSENSUS!\r
-      if (cs != null)\r
+      }\r
+      else\r
       {\r
-        cs.setConsensus(viewport.vconsensus);\r
+        cs.setConservation(null);\r
       }\r
-      viewport.setGlobalColourScheme(cs);\r
+\r
+      cs.setConsensus(viewport.vconsensus);\r
+\r
     }\r
+    viewport.setGlobalColourScheme(cs);\r
 \r
     if (viewport.getColourAppliesToAllGroups())\r
     {\r
@@ -838,9 +964,7 @@ public class AlignFrame
         }\r
         if (cs instanceof ClustalxColourScheme)\r
         {\r
-          ClustalxColourScheme cxs = (ClustalxColourScheme) cs;\r
-          cxs.resetClustalX(viewport.alignment.getSequences(), viewport.alignment.getWidth());\r
-          sg.cs = cxs;\r
+          sg.cs = new ClustalxColourScheme(sg.sequences, sg.getWidth());\r
         }\r
         else\r
         {\r
@@ -855,15 +979,15 @@ public class AlignFrame
           }\r
         }\r
 \r
-        if (viewport.getAbovePIDThreshold())\r
+        if (viewport.getAbovePIDThreshold()\r
+            || cs instanceof PIDColourScheme\r
+            || cs instanceof Blosum62ColourScheme)\r
         {\r
-          if (sg.cs instanceof ResidueColourScheme)\r
-          {\r
-            ( (ResidueColourScheme) sg.cs).setThreshold(threshold);\r
-          }\r
-\r
+          sg.cs.setThreshold(threshold, viewport.getIgnoreGapsConsensus());\r
           sg.cs.setConsensus(AAFrequency.calculate(sg.sequences, 0, sg.getWidth()));\r
         }\r
+        else\r
+          sg.cs.setThreshold(0, viewport.getIgnoreGapsConsensus());\r
 \r
         if (viewport.getConservationSelected())\r
         {\r
@@ -873,21 +997,18 @@ public class AlignFrame
                                             viewport.alignment.getWidth() - 1);\r
           c.calculate();\r
           c.verdict(false, viewport.ConsPercGaps);\r
-          ConservationColourScheme ccs = new ConservationColourScheme(c, sg.cs);\r
-\r
-          // MUST NOTIFY THE COLOURSCHEME OF CONSENSUS!\r
-          ccs.setConsensus(AAFrequency.calculate(sg.sequences, 0, sg.getWidth()));\r
-          sg.cs = ccs;\r
+          sg.cs.setConservation(c);\r
         }\r
         else\r
         {\r
-          // MUST NOTIFY THE COLOURSCHEME OF CONSENSUS!\r
-          sg.cs.setConsensus(AAFrequency.calculate(sg.sequences, 0, sg.getWidth()));\r
+          sg.cs.setConservation(null);\r
+          sg.cs.setThreshold(0, viewport.getIgnoreGapsConsensus());\r
         }\r
 \r
       }\r
     }\r
 \r
+\r
     if (alignPanel.getOverviewPanel() != null)\r
     {\r
       alignPanel.getOverviewPanel().updateOverviewImage();\r
@@ -896,9 +1017,11 @@ public class AlignFrame
     alignPanel.repaint();\r
   }\r
 \r
+\r
+\r
   protected void modifyPID_actionPerformed(ActionEvent e)\r
   {\r
-    if (viewport.getAbovePIDThreshold())\r
+    if (viewport.getAbovePIDThreshold() && viewport.globalColourScheme!=null)\r
     {\r
       SliderPanel.setPIDSliderSource(alignPanel, viewport.getGlobalColourScheme(),\r
                                      "Background");\r
@@ -908,7 +1031,7 @@ public class AlignFrame
 \r
   protected void modifyConservation_actionPerformed(ActionEvent e)\r
   {\r
-    if (viewport.getConservationSelected())\r
+    if (viewport.getConservationSelected() && viewport.globalColourScheme!=null)\r
     {\r
       SliderPanel.setConservationSlider(alignPanel, viewport.globalColourScheme,\r
                                         "Background");\r
@@ -923,15 +1046,7 @@ public class AlignFrame
     viewport.setAbovePIDThreshold(false);\r
     abovePIDThreshold.setState(false);\r
 \r
-    ColourSchemeI cs = viewport.getGlobalColourScheme();\r
-    if (cs instanceof ConservationColourScheme)\r
-    {\r
-      changeColour( ( (ConservationColourScheme) cs).cs);\r
-    }\r
-    else\r
-    {\r
-      changeColour(cs);\r
-    }\r
+    changeColour(viewport.getGlobalColourScheme());\r
 \r
     modifyConservation_actionPerformed(null);\r
   }\r
@@ -943,16 +1058,7 @@ public class AlignFrame
     conservationMenuItem.setState(false);\r
     viewport.setConservationSelected(false);\r
 \r
-    ColourSchemeI cs = viewport.getGlobalColourScheme();\r
-\r
-    if (cs instanceof ConservationColourScheme)\r
-    {\r
-      changeColour( ( (ConservationColourScheme) cs).cs);\r
-    }\r
-    else\r
-    {\r
-      changeColour(cs);\r
-    }\r
+    changeColour(viewport.getGlobalColourScheme());\r
 \r
     modifyPID_actionPerformed(null);\r
   }\r
@@ -1013,13 +1119,31 @@ public class AlignFrame
     if (viewport.getSelectionGroup().getSize() > 1)\r
     {\r
       Frame frame = new Frame();\r
-      frame.add(new PairwiseAlignPanel(viewport));\r
+      frame.add(new PairwiseAlignPanel(alignPanel));\r
       jalview.bin.JalviewLite.addFrame(frame, "Pairwise Alignment", 600, 500);\r
     }\r
   }\r
 \r
   public void PCAMenuItem_actionPerformed(ActionEvent e)\r
   {\r
+    //are the sequences aligned?\r
+    if (!viewport.alignment.isAligned())\r
+    {\r
+      SequenceI current;\r
+      int Width = viewport.getAlignment().getWidth();\r
+\r
+      for (int i = 0; i < viewport.getAlignment().getSequences().size();\r
+           i++)\r
+      {\r
+        current = viewport.getAlignment().getSequenceAt(i);\r
+\r
+        if (current.getLength() < Width)\r
+        {\r
+          current.insertCharAt(Width - 1, viewport.getGapCharacter());\r
+        }\r
+      }\r
+      alignPanel.repaint();\r
+    }\r
 \r
     if ( (viewport.getSelectionGroup() != null &&\r
           viewport.getSelectionGroup().getSize() < 4 &&\r
@@ -1031,11 +1155,7 @@ public class AlignFrame
 \r
     try\r
     {\r
-      PCAPanel pcaPanel = new PCAPanel(viewport, null);\r
-      Frame frame = new Frame();\r
-      frame.add(pcaPanel);\r
-      jalview.bin.JalviewLite.addFrame(frame, "Principal component analysis",\r
-                                       400, 400);\r
+      new PCAPanel(viewport);\r
     }\r
     catch (java.lang.OutOfMemoryError ex)\r
     {\r
@@ -1068,7 +1188,21 @@ public class AlignFrame
     //are the sequences aligned?\r
     if (!viewport.alignment.isAligned())\r
     {\r
-      return;\r
+      SequenceI current;\r
+      int Width = viewport.getAlignment().getWidth();\r
+\r
+      for (int i = 0; i < viewport.getAlignment().getSequences().size();\r
+           i++)\r
+      {\r
+        current = viewport.getAlignment().getSequenceAt(i);\r
+\r
+        if (current.getLength() < Width)\r
+        {\r
+          current.insertCharAt(Width - 1, viewport.getGapCharacter());\r
+        }\r
+      }\r
+      alignPanel.repaint();\r
+\r
     }\r
 \r
     final TreePanel tp;\r
@@ -1121,9 +1255,13 @@ public class AlignFrame
 \r
   protected void about_actionPerformed(ActionEvent e)\r
   {\r
-    class AboutPanel\r
-        extends Canvas\r
+\r
+    class AboutPanel extends Canvas\r
     {\r
+      String version;\r
+      public AboutPanel(String version)\r
+      { this.version = version; }\r
+\r
       public void paint(Graphics g)\r
       {\r
         g.setColor(Color.white);\r
@@ -1134,7 +1272,7 @@ public class AlignFrame
         int y = 5, x = 7;\r
         g.setColor(Color.black);\r
         g.setFont(new Font("Helvetica", Font.BOLD, 14));\r
-        g.drawString("JalView - Release 2.01", 200, y += fh);\r
+        g.drawString("Jalview - Release "+version, 200, y += fh);\r
         g.setFont(new Font("Helvetica", Font.PLAIN, 12));\r
         g.drawString("Authors:  Michele Clamp, James Cuff, Steve Searle, Andrew Waterhouse, Jim Procter & Geoff Barton.",\r
                      x, y += fh * 2);\r
@@ -1150,8 +1288,32 @@ public class AlignFrame
       }\r
     }\r
 \r
+    String version = "test";\r
+    java.net.URL url = getClass().getResource("/.build_properties");\r
+    if (url != null)\r
+    {\r
+      try\r
+      {\r
+        BufferedReader reader = new BufferedReader(new InputStreamReader(\r
+            url.openStream()));\r
+        String line;\r
+        while ( (line = reader.readLine()) != null)\r
+        {\r
+          if (line.indexOf("VERSION") > -1)\r
+          {\r
+            version = line.substring(line.indexOf("=") + 1);\r
+          }\r
+        }\r
+      }\r
+      catch (Exception ex)\r
+      {\r
+        ex.printStackTrace();\r
+      }\r
+    }\r
+\r
+\r
     Frame frame = new Frame();\r
-    frame.add(new AboutPanel());\r
+    frame.add(new AboutPanel(version));\r
     jalview.bin.JalviewLite.addFrame(frame, "Jalview", 580, 200);\r
 \r
   }\r