SequenceListener highlights SearchResults, not just a single sequence
[jalview.git] / src / jalview / appletgui / SeqPanel.java
index 987b0b8..24a934c 100755 (executable)
@@ -1,6 +1,6 @@
 /*\r
  * Jalview - A Sequence Alignment Editor and Viewer\r
- * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle\r
+ * Copyright (C) 2007 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
 \r
 package jalview.appletgui;\r
 \r
+import java.util.*;\r
+\r
 import java.awt.*;\r
 import java.awt.event.*;\r
 \r
+import jalview.commands.*;\r
 import jalview.datamodel.*;\r
 import jalview.schemes.*;\r
+import jalview.structure.SequenceListener;\r
+import jalview.structure.StructureSelectionManager;\r
 \r
 public class SeqPanel\r
-    extends Panel implements MouseMotionListener, MouseListener\r
+    extends Panel implements MouseMotionListener, MouseListener, SequenceListener\r
 {\r
 \r
   public SeqCanvas seqCanvas;\r
@@ -55,6 +60,14 @@ public class SeqPanel
   StringBuffer keyboardNo1;\r
   StringBuffer keyboardNo2;\r
 \r
+  boolean mouseWheelPressed = false;\r
+  Point lastMousePress;\r
+\r
+  EditCommand editCommand;\r
+\r
+  StructureSelectionManager ssm;\r
+\r
+\r
   public SeqPanel(AlignViewport avp, AlignmentPanel p)\r
   {\r
     this.av = avp;\r
@@ -67,383 +80,517 @@ public class SeqPanel
 \r
     seqCanvas.addMouseMotionListener(this);\r
     seqCanvas.addMouseListener(this);\r
+    ssm = StructureSelectionManager.getStructureSelectionManager();\r
+    ssm.addStructureViewerListener(this);\r
 \r
     seqCanvas.repaint();\r
   }\r
 \r
   void endEditing()\r
   {\r
+    if (editCommand != null && editCommand.getSize() > 0)\r
+    {\r
+      ap.alignFrame.addHistoryItem(editCommand);\r
+      av.firePropertyChange("alignment", null,\r
+                            av.getAlignment().getSequences());\r
+    }\r
+\r
     startseq = -1;\r
     lastres = -1;\r
-    seqEditOccurred = false;\r
     editingSeqs = false;\r
     groupEditing = false;\r
     keyboardNo1 = null;\r
     keyboardNo2 = null;\r
-   }\r
-\r
-   void setCursorRow()\r
-   {\r
-     seqCanvas.cursorY = getKeyboardNo(keyboardNo1)-1;\r
-     scrollToVisible();\r
-   }\r
-\r
-   void setCursorColumn()\r
-   {\r
-     seqCanvas.cursorX = getKeyboardNo(keyboardNo1)-1;\r
-     scrollToVisible();\r
-   }\r
-\r
-   void setCursorRowAndColumn()\r
-   {\r
-     if(keyboardNo2==null)\r
-     {\r
-       keyboardNo2 = new StringBuffer();\r
-     }\r
-     else\r
-     {\r
-       seqCanvas.cursorX = getKeyboardNo(keyboardNo1) - 1;\r
-       seqCanvas.cursorY = getKeyboardNo(keyboardNo2) - 1;\r
-       scrollToVisible();\r
-     }\r
-   }\r
-\r
-   void setCursorPosition()\r
-   {\r
-     SequenceI sequence =\r
-         (Sequence) av.getAlignment().getSequenceAt(seqCanvas.cursorY);\r
-\r
-     seqCanvas.cursorX = sequence.findIndex(\r
-         getKeyboardNo(keyboardNo1)-1\r
-         );\r
-     scrollToVisible();\r
-   }\r
-\r
-   void moveCursor(int dx, int dy)\r
-   {\r
-     seqCanvas.cursorX += dx;\r
-     seqCanvas.cursorY += dy;\r
-     scrollToVisible();\r
-   }\r
-\r
-   void scrollToVisible()\r
-   {\r
-     if (seqCanvas.cursorX < 0)\r
-       seqCanvas.cursorX = 0;\r
-     else if (seqCanvas.cursorX > av.alignment.getWidth() - 1)\r
-       seqCanvas.cursorX = av.alignment.getWidth() - 1;\r
-\r
-     if (seqCanvas.cursorY < 0)\r
-       seqCanvas.cursorY = 0;\r
-     else if (seqCanvas.cursorY > av.alignment.getHeight() - 1)\r
-       seqCanvas.cursorY = av.alignment.getHeight() - 1;\r
-\r
-\r
-     endEditing();\r
-     if (av.wrapAlignment)\r
-     {\r
-       ap.scrollToWrappedVisible(seqCanvas.cursorX);\r
-     }\r
-     else\r
-     {\r
-       while (seqCanvas.cursorY < av.startSeq)\r
-       {\r
-         ap.scrollUp(true);\r
-       }\r
-       while (seqCanvas.cursorY + 1 > av.endSeq)\r
-       {\r
-         ap.scrollUp(false);\r
-       }\r
-       while (seqCanvas.cursorX < av.startRes)\r
-       {\r
-\r
-         if (!ap.scrollRight(false))\r
-           break;\r
-       }\r
-       while (seqCanvas.cursorX > av.endRes)\r
-       {\r
-         if (!ap.scrollRight(true))\r
-           break;\r
-       }\r
-     }\r
-     setStatusMessage(av.alignment.getSequenceAt(seqCanvas.cursorY),\r
-                      seqCanvas.cursorX, seqCanvas.cursorY);\r
-\r
-     seqCanvas.repaint();\r
-   }\r
-\r
-   void setSelectionAreaAtCursor(boolean topLeft)\r
-   {\r
-     SequenceI sequence =\r
-         (Sequence) av.getAlignment().getSequenceAt(seqCanvas.cursorY);\r
-\r
-     if(av.getSelectionGroup()!=null)\r
-     {\r
-       SequenceGroup sg = av.selectionGroup;\r
-       //Find the top and bottom of this group\r
-       int min = av.alignment.getHeight(), max = 0;\r
-       for(int i=0; i<sg.getSize(); i++)\r
-       {\r
-         int index = av.alignment.findIndex( sg.getSequenceAt(i) );\r
-         if(index > max)\r
-           max = index;\r
-         if(index < min)\r
-           min = index;\r
-       }\r
-\r
-       max ++;\r
-\r
-       if(topLeft)\r
-       {\r
-         sg.setStartRes(seqCanvas.cursorX);\r
-         if(sg.getEndRes()<seqCanvas.cursorX)\r
-           sg.setEndRes(seqCanvas.cursorX);\r
-\r
-         min = seqCanvas.cursorY;\r
-       }\r
-       else\r
-       {\r
-         sg.setEndRes(seqCanvas.cursorX);\r
-         if(sg.getStartRes()>seqCanvas.cursorX)\r
-           sg.setStartRes(seqCanvas.cursorX);\r
-\r
-         max = seqCanvas.cursorY+1;\r
-       }\r
-\r
-       if(min>max)\r
-       {\r
-         // Only the user can do this\r
-         av.setSelectionGroup(null);\r
-       }\r
-       else\r
-       {\r
-         // Now add any sequences between min and max\r
-         sg.sequences.removeAllElements();\r
-         for (int i = min; i < max; i++)\r
-         {\r
-           sg.addSequence(av.alignment.getSequenceAt(i), false);\r
-         }\r
-       }\r
-     }\r
-\r
-     if (av.getSelectionGroup() == null)\r
-     {\r
-       SequenceGroup sg = new SequenceGroup();\r
-       sg.setStartRes(seqCanvas.cursorX);\r
-       sg.setEndRes(seqCanvas.cursorX);\r
-       sg.addSequence(sequence, false);\r
-       av.setSelectionGroup(sg);\r
-     }\r
-\r
-\r
-     ap.repaint();\r
-   }\r
-\r
-   void insertGapAtCursor(boolean group)\r
-   {\r
-     ap.alignFrame.addHistoryItem(new HistoryItem("Edit Sequence",\r
-                                                  av.alignment, HistoryItem.EDIT));\r
-     groupEditing = group;\r
-     startseq = seqCanvas.cursorY;\r
-     lastres = seqCanvas.cursorX;\r
-     editSequence(true, seqCanvas.cursorX+getKeyboardNo(keyboardNo1));\r
-     editOccurred();\r
-   }\r
-\r
-   void deleteGapAtCursor(boolean group)\r
-   {\r
-     ap.alignFrame.addHistoryItem(new HistoryItem("Edit Sequence",\r
-                                                  av.alignment, HistoryItem.EDIT));\r
-     groupEditing = group;\r
-     startseq = seqCanvas.cursorY;\r
-     lastres = seqCanvas.cursorX+getKeyboardNo(keyboardNo1);\r
-     editSequence(false, seqCanvas.cursorX);\r
-     editOccurred();\r
-   }\r
-\r
-   void numberPressed(char value)\r
-   {\r
-     if(keyboardNo1==null)\r
-       keyboardNo1 = new StringBuffer();\r
-\r
-     if(keyboardNo2!=null)\r
-       keyboardNo2.append(value);\r
-     else\r
-       keyboardNo1.append(value);\r
-   }\r
-\r
-   int getKeyboardNo(StringBuffer kb)\r
-   {\r
-     if(kb==null)\r
-       return 1;\r
-     else\r
-       return Integer.parseInt(kb.toString());\r
-   }\r
-\r
-   void setStatusMessage(SequenceI sequence, int res, int seq)\r
-   {\r
-     StringBuffer text = new StringBuffer("Sequence " + (seq + 1) + " ID: " +\r
-                                          sequence.getName());\r
-\r
-     Object obj = null;\r
-     if (av.alignment.isNucleotide())\r
-     {\r
-       obj = ResidueProperties.nucleotideName.get(sequence.getCharAt(res) +\r
-                                                  "");\r
-       if (obj != null)\r
-         text.append(" Nucleotide: ");\r
-     }\r
-     else\r
-     {\r
-       obj = ResidueProperties.aa2Triplet.get(sequence.getCharAt(res) + "");\r
-       if (obj != null)\r
-         text.append("  Residue: ");\r
-     }\r
-\r
-     if (obj != null)\r
-     {\r
-\r
-       if (obj != "")\r
-       {\r
-         text.append(obj + " (" + sequence.findPosition(res) +\r
-                     ")");\r
-       }\r
-     }\r
-     ap.alignFrame.statusBar.setText(text.toString());\r
-\r
-    }\r
-     public void mousePressed(MouseEvent evt)\r
-     {\r
-       if (evt.isShiftDown() || evt.isAltDown() ||\r
-           evt.isControlDown())\r
-       {\r
-         if (evt.isAltDown() || evt.isControlDown())\r
-         {\r
-           groupEditing = true;\r
-         }\r
-         editingSeqs = true;\r
-       }\r
-       else\r
-       {\r
-         doMousePressedDefineMode(evt);\r
-         return;\r
-       }\r
-\r
-\r
-       int seq = findSeq(evt);\r
-       int res = findRes(evt);\r
-\r
-       if(seq<0 || res<0)\r
-         return;\r
-\r
-       ap.alignFrame.addHistoryItem(new HistoryItem("Edit Sequence",\r
-                                                          av.alignment, HistoryItem.EDIT));\r
-\r
-         if ((seq < av.getAlignment().getHeight()) &&\r
-                 (res < av.getAlignment().getSequenceAt(seq).getLength()))\r
-         {\r
-             startseq = seq;\r
-             lastres = res;\r
-         }\r
-         else\r
-         {\r
-             startseq = -1;\r
-             lastres = -1;\r
-         }\r
+    editCommand = null;\r
+  }\r
 \r
-        return;\r
-     }\r
+  void setCursorRow()\r
+  {\r
+    seqCanvas.cursorY = getKeyboardNo1() - 1;\r
+    scrollToVisible();\r
+  }\r
+\r
+  void setCursorColumn()\r
+  {\r
+    seqCanvas.cursorX = getKeyboardNo1() - 1;\r
+    scrollToVisible();\r
+  }\r
+\r
+  void setCursorRowAndColumn()\r
+  {\r
+    if (keyboardNo2 == null)\r
+    {\r
+      keyboardNo2 = new StringBuffer();\r
+    }\r
+    else\r
+    {\r
+      seqCanvas.cursorX = getKeyboardNo1() - 1;\r
+      seqCanvas.cursorY = getKeyboardNo2() - 1;\r
+      scrollToVisible();\r
+    }\r
+  }\r
+\r
+  void setCursorPosition()\r
+  {\r
+    SequenceI sequence =\r
+        (Sequence) av.getAlignment().getSequenceAt(seqCanvas.cursorY);\r
+\r
+    seqCanvas.cursorX = sequence.findIndex(\r
+        getKeyboardNo1() - 1\r
+        );\r
+    scrollToVisible();\r
+  }\r
+\r
+  void moveCursor(int dx, int dy)\r
+  {\r
+    seqCanvas.cursorX += dx;\r
+    seqCanvas.cursorY += dy;\r
+    if (av.hasHiddenColumns && !av.colSel.isVisible(seqCanvas.cursorX))\r
+    {\r
+      int original = seqCanvas.cursorX - dx;\r
+      int maxWidth = av.alignment.getWidth();\r
+\r
+      while (!av.colSel.isVisible(seqCanvas.cursorX)\r
+             && seqCanvas.cursorX < maxWidth\r
+             && seqCanvas.cursorX > 0)\r
+      {\r
+        seqCanvas.cursorX += dx;\r
+      }\r
+\r
+      if (seqCanvas.cursorX >= maxWidth\r
+          || !av.colSel.isVisible(seqCanvas.cursorX))\r
+      {\r
+        seqCanvas.cursorX = original;\r
+      }\r
+    }\r
+    scrollToVisible();\r
+  }\r
+\r
+  void scrollToVisible()\r
+  {\r
+    if (seqCanvas.cursorX < 0)\r
+    {\r
+      seqCanvas.cursorX = 0;\r
+    }\r
+    else if (seqCanvas.cursorX > av.alignment.getWidth() - 1)\r
+    {\r
+      seqCanvas.cursorX = av.alignment.getWidth() - 1;\r
+    }\r
+\r
+    if (seqCanvas.cursorY < 0)\r
+    {\r
+      seqCanvas.cursorY = 0;\r
+    }\r
+    else if (seqCanvas.cursorY > av.alignment.getHeight() - 1)\r
+    {\r
+      seqCanvas.cursorY = av.alignment.getHeight() - 1;\r
+    }\r
+\r
+    endEditing();\r
+    if (av.wrapAlignment)\r
+    {\r
+      ap.scrollToWrappedVisible(seqCanvas.cursorX);\r
+    }\r
+    else\r
+    {\r
+      while (seqCanvas.cursorY < av.startSeq)\r
+      {\r
+        ap.scrollUp(true);\r
+      }\r
+      while (seqCanvas.cursorY + 1 > av.endSeq)\r
+      {\r
+        ap.scrollUp(false);\r
+      }\r
+      while (seqCanvas.cursorX < av.colSel.adjustForHiddenColumns(av.startRes))\r
+      {\r
+\r
+        if (!ap.scrollRight(false))\r
+        {\r
+          break;\r
+        }\r
+      }\r
+      while (seqCanvas.cursorX > av.colSel.adjustForHiddenColumns(av.endRes))\r
+      {\r
+        if (!ap.scrollRight(true))\r
+        {\r
+          break;\r
+        }\r
+      }\r
+    }\r
+    setStatusMessage(av.alignment.getSequenceAt(seqCanvas.cursorY),\r
+                     seqCanvas.cursorX, seqCanvas.cursorY);\r
+\r
+    seqCanvas.repaint();\r
+  }\r
+\r
+  void setSelectionAreaAtCursor(boolean topLeft)\r
+  {\r
+    SequenceI sequence =\r
+        (Sequence) av.getAlignment().getSequenceAt(seqCanvas.cursorY);\r
+\r
+    if (av.getSelectionGroup() != null)\r
+    {\r
+      SequenceGroup sg = av.selectionGroup;\r
+      //Find the top and bottom of this group\r
+      int min = av.alignment.getHeight(), max = 0;\r
+      for (int i = 0; i < sg.getSize(); i++)\r
+      {\r
+        int index = av.alignment.findIndex(sg.getSequenceAt(i));\r
+        if (index > max)\r
+        {\r
+          max = index;\r
+        }\r
+        if (index < min)\r
+        {\r
+          min = index;\r
+        }\r
+      }\r
+\r
+      max++;\r
+\r
+      if (topLeft)\r
+      {\r
+        sg.setStartRes(seqCanvas.cursorX);\r
+        if (sg.getEndRes() < seqCanvas.cursorX)\r
+        {\r
+          sg.setEndRes(seqCanvas.cursorX);\r
+        }\r
 \r
-     public void mouseClicked(MouseEvent evt){}\r
+        min = seqCanvas.cursorY;\r
+      }\r
+      else\r
+      {\r
+        sg.setEndRes(seqCanvas.cursorX);\r
+        if (sg.getStartRes() > seqCanvas.cursorX)\r
+        {\r
+          sg.setStartRes(seqCanvas.cursorX);\r
+        }\r
 \r
+        max = seqCanvas.cursorY + 1;\r
+      }\r
+\r
+      if (min > max)\r
+      {\r
+        // Only the user can do this\r
+        av.setSelectionGroup(null);\r
+      }\r
+      else\r
+      {\r
+        // Now add any sequences between min and max\r
+        sg.getSequences(null).removeAllElements();\r
+        for (int i = min; i < max; i++)\r
+        {\r
+          sg.addSequence(av.alignment.getSequenceAt(i), false);\r
+        }\r
+      }\r
+    }\r
+\r
+    if (av.getSelectionGroup() == null)\r
+    {\r
+      SequenceGroup sg = new SequenceGroup();\r
+      sg.setStartRes(seqCanvas.cursorX);\r
+      sg.setEndRes(seqCanvas.cursorX);\r
+      sg.addSequence(sequence, false);\r
+      av.setSelectionGroup(sg);\r
+    }\r
+\r
+    ap.paintAlignment(false);\r
+  }\r
+\r
+  void insertGapAtCursor(boolean group)\r
+  {\r
+    groupEditing = group;\r
+    startseq = seqCanvas.cursorY;\r
+    lastres = seqCanvas.cursorX;\r
+    editSequence(true, seqCanvas.cursorX + getKeyboardNo1());\r
+    endEditing();\r
+  }\r
+\r
+  void deleteGapAtCursor(boolean group)\r
+  {\r
+    groupEditing = group;\r
+    startseq = seqCanvas.cursorY;\r
+    lastres = seqCanvas.cursorX + getKeyboardNo1();\r
+    editSequence(false, seqCanvas.cursorX);\r
+    endEditing();\r
+  }\r
+\r
+  void numberPressed(char value)\r
+  {\r
+    if (keyboardNo1 == null)\r
+    {\r
+      keyboardNo1 = new StringBuffer();\r
+    }\r
+\r
+    if (keyboardNo2 != null)\r
+    {\r
+      keyboardNo2.append(value);\r
+    }\r
+    else\r
+    {\r
+      keyboardNo1.append(value);\r
+    }\r
+  }\r
+\r
+  int getKeyboardNo1()\r
+  {\r
+    if (keyboardNo1 == null)\r
+      return 1;\r
+    else\r
+    {\r
+      int value = Integer.parseInt(keyboardNo1.toString());\r
+      keyboardNo1 = null;\r
+      return value;\r
+    }\r
+  }\r
+\r
+  int getKeyboardNo2()\r
+  {\r
+    if (keyboardNo2 == null)\r
+      return 1;\r
+    else\r
+    {\r
+      int value = Integer.parseInt(keyboardNo2.toString());\r
+      keyboardNo2 = null;\r
+      return value;\r
+    }\r
+  }\r
+\r
+\r
+  void setStatusMessage(SequenceI sequence, int res, int seq)\r
+  {\r
+    StringBuffer text = new StringBuffer("Sequence " + (seq + 1) + " ID: " +\r
+                                         sequence.getName());\r
+\r
+    Object obj = null;\r
+    if (av.alignment.isNucleotide())\r
+    {\r
+      obj = ResidueProperties.nucleotideName.get(sequence.getCharAt(res) +\r
+                                                 "");\r
+      if (obj != null)\r
+      {\r
+        text.append(" Nucleotide: ");\r
+      }\r
+    }\r
+    else\r
+    {\r
+      obj = ResidueProperties.aa2Triplet.get(sequence.getCharAt(res) + "");\r
+      if (obj != null)\r
+      {\r
+        text.append("  Residue: ");\r
+      }\r
+    }\r
+\r
+    if (obj != null)\r
+    {\r
+\r
+      if (obj != "")\r
+      {\r
+        text.append(obj + " (" + sequence.findPosition(res) +\r
+                    ")");\r
+      }\r
+    }\r
+\r
+    ap.alignFrame.statusBar.setText(text.toString());\r
+\r
+  }\r
+\r
+  public void mousePressed(MouseEvent evt)\r
+  {\r
+    lastMousePress = evt.getPoint();\r
+\r
+    //For now, ignore the mouseWheel font resizing on Macs\r
+    //As the Button2_mask always seems to be true\r
+    if ( (evt.getModifiers() & InputEvent.BUTTON2_MASK) ==\r
+        InputEvent.BUTTON2_MASK && !av.MAC)\r
+    {\r
+      mouseWheelPressed = true;\r
+      return;\r
+    }\r
+\r
+    if (evt.isShiftDown()\r
+        || evt.isControlDown()\r
+        || evt.isAltDown())\r
+    {\r
+      if (evt.isControlDown() || evt.isAltDown())\r
+      {\r
+        groupEditing = true;\r
+      }\r
+      editingSeqs = true;\r
+    }\r
+    else\r
+    {\r
+      doMousePressedDefineMode(evt);\r
+      return;\r
+    }\r
+\r
+    int seq = findSeq(evt);\r
+    int res = findRes(evt);\r
+\r
+    if (seq < 0 || res < 0)\r
+    {\r
+      return;\r
+    }\r
+\r
+    if ( (seq < av.getAlignment().getHeight()) &&\r
+        (res < av.getAlignment().getSequenceAt(seq).getLength()))\r
+    {\r
+      startseq = seq;\r
+      lastres = res;\r
+    }\r
+    else\r
+    {\r
+      startseq = -1;\r
+      lastres = -1;\r
+    }\r
+\r
+    return;\r
+  }\r
+\r
+  public void mouseClicked(MouseEvent evt)\r
+  {\r
+    SequenceI sequence = av.alignment.getSequenceAt(findSeq(evt));\r
+    if (evt.getClickCount() > 1)\r
+    {\r
+      if (av.getSelectionGroup().getSize() == 1\r
+          && av.getSelectionGroup().getEndRes()\r
+          - av.getSelectionGroup().getStartRes() < 2)\r
+      {\r
+        av.setSelectionGroup(null);\r
+      }\r
+\r
+      SequenceFeature[] features = findFeaturesAtRes(\r
+          sequence,\r
+          sequence.findPosition(findRes(evt))\r
+          );\r
+\r
+      if (features != null && features.length > 0)\r
+      {\r
+        SearchResults highlight = new SearchResults();\r
+        highlight.addResult(sequence,\r
+                            features[0].getBegin(),\r
+                            features[0].getEnd());\r
+        seqCanvas.highlightSearchResults(highlight);\r
+      }\r
+      if (features != null && features.length > 0)\r
+      {\r
+        seqCanvas.getFeatureRenderer().amendFeatures(\r
+            new SequenceI[]\r
+            {sequence}, features, false, ap);\r
+\r
+        seqCanvas.highlightSearchResults(null);\r
+      }\r
+    }\r
+  }\r
 \r
   public void mouseReleased(MouseEvent evt)\r
   {\r
     mouseDragging = false;\r
+    mouseWheelPressed = false;\r
+    ap.paintAlignment(true);\r
 \r
     if (!editingSeqs)\r
     {\r
-       doMouseReleasedDefineMode(evt);\r
-       return;\r
+      doMouseReleasedDefineMode(evt);\r
+      return;\r
     }\r
 \r
-     editOccurred();\r
+    endEditing();\r
 \r
-     endEditing();\r
-       ap.repaint();\r
   }\r
 \r
-  int startWrapBlock=-1;\r
-  int wrappedBlock=-1;\r
+  int startWrapBlock = -1;\r
+  int wrappedBlock = -1;\r
   int findRes(MouseEvent evt)\r
- {\r
-   int res = 0;\r
-   int x = evt.getX();\r
-\r
-  if (av.wrapAlignment)\r
   {\r
+    int res = 0;\r
+    int x = evt.getX();\r
+\r
+    if (av.wrapAlignment)\r
+    {\r
 \r
-    int hgap = av.charHeight;\r
-    if (av.scaleAboveWrapped)\r
-      hgap += av.charHeight;\r
+      int hgap = av.charHeight;\r
+      if (av.scaleAboveWrapped)\r
+      {\r
+        hgap += av.charHeight;\r
+      }\r
 \r
-    int cHeight = av.getAlignment().getHeight() * av.charHeight\r
-        + hgap + seqCanvas.getAnnotationHeight();\r
+      int cHeight = av.getAlignment().getHeight() * av.charHeight\r
+          + hgap + seqCanvas.getAnnotationHeight();\r
 \r
       int y = evt.getY();\r
       y -= hgap;\r
       x -= seqCanvas.LABEL_WEST;\r
 \r
-\r
       int cwidth = seqCanvas.getWrappedCanvasWidth(getSize().width);\r
+      if (cwidth < 1)\r
+      {\r
+        return 0;\r
+      }\r
 \r
       wrappedBlock = y / cHeight;\r
       wrappedBlock += av.getStartRes() / cwidth;\r
 \r
       res = wrappedBlock * cwidth + x / av.getCharWidth();\r
 \r
-  }\r
-  else\r
-  {\r
+    }\r
+    else\r
+    {\r
       res = (x / av.getCharWidth()) + av.getStartRes();\r
-  }\r
+    }\r
 \r
-  return res;\r
+    if (av.hasHiddenColumns)\r
+    {\r
+      res = av.getColumnSelection().adjustForHiddenColumns(res);\r
+    }\r
 \r
- }\r
+    return res;\r
 \r
- int findSeq(MouseEvent evt)\r
- {\r
+  }\r
 \r
-   int seq = 0;\r
-   int y = evt.getY();\r
+  int findSeq(MouseEvent evt)\r
+  {\r
 \r
-   if (av.wrapAlignment)\r
-   {\r
-     int hgap = av.charHeight;\r
-     if (av.scaleAboveWrapped)\r
-       hgap += av.charHeight;\r
+    int seq = 0;\r
+    int y = evt.getY();\r
 \r
-     int cHeight = av.getAlignment().getHeight() * av.charHeight\r
-         + hgap + seqCanvas.getAnnotationHeight();\r
+    if (av.wrapAlignment)\r
+    {\r
+      int hgap = av.charHeight;\r
+      if (av.scaleAboveWrapped)\r
+      {\r
+        hgap += av.charHeight;\r
+      }\r
 \r
-       y -= hgap;\r
+      int cHeight = av.getAlignment().getHeight() * av.charHeight\r
+          + hgap + seqCanvas.getAnnotationHeight();\r
 \r
-     seq = ( (y % cHeight) / av.getCharHeight());\r
-   }\r
-   else\r
-   {\r
-     seq = (y / av.getCharHeight()) + av.getStartSeq();\r
-   }\r
+      y -= hgap;\r
+\r
+      seq = Math.min( (y % cHeight) / av.getCharHeight(),\r
+                     av.alignment.getHeight() - 1);\r
+      if (seq < 0)\r
+      {\r
+        seq = 0;\r
+      }\r
+    }\r
+    else\r
+    {\r
+      seq = Math.min( (y / av.getCharHeight()) + av.getStartSeq(),\r
+                     av.alignment.getHeight() - 1);\r
+      if (seq < 0)\r
+      {\r
+        seq = 0;\r
+      }\r
+    }\r
+\r
+    return seq;\r
+  }\r
 \r
-   return seq;\r
- }\r
 \r
 \r
   public void doMousePressed(MouseEvent evt)\r
   {\r
-    ap.alignFrame.addHistoryItem(new HistoryItem(\r
-        "Edit Sequence", av.alignment, HistoryItem.EDIT));\r
 \r
     int seq = findSeq(evt);\r
     int res = findRes(evt);\r
@@ -467,382 +614,643 @@ public class SeqPanel
     return;\r
   }\r
 \r
+\r
+  String lastMessage;\r
+  public void mouseOverSequence(SequenceI sequence, int index)\r
+  {\r
+    String tmp = sequence.hashCode()+index+"";\r
+    if (lastMessage == null || !lastMessage.equals(tmp))\r
+      ssm.mouseOverSequence(sequence, index);\r
+\r
+    lastMessage = tmp;\r
+  }\r
+\r
+\r
+  public void highlightSequence(SearchResults results)\r
+  {\r
+    seqCanvas.highlightSearchResults(results);\r
+  }\r
+\r
+  public void updateColours(SequenceI seq, int index)\r
+  {\r
+    System.out.println("update the seqPanel colours");\r
+    //repaint();\r
+  }\r
+\r
   public void mouseMoved(MouseEvent evt)\r
   {\r
     int res = findRes(evt);\r
     int seq = findSeq(evt);\r
 \r
-    if (seq >= av.getAlignment().getHeight() || seq<0 || res<0)\r
+    if (seq >= av.getAlignment().getHeight() || seq < 0 || res < 0)\r
     {\r
+      if (tooltip != null)\r
+      {\r
+        tooltip.setTip("");\r
+      }\r
       return;\r
     }\r
 \r
     SequenceI sequence = av.getAlignment().getSequenceAt(seq);\r
     if (res > sequence.getLength())\r
     {\r
+      if (tooltip != null)\r
+      {\r
+        tooltip.setTip("");\r
+      }\r
       return;\r
     }\r
 \r
+\r
+    if (ssm != null)\r
+      mouseOverSequence(sequence, sequence.findPosition(res));\r
+\r
+\r
     StringBuffer text = new StringBuffer("Sequence " + (seq + 1) + " ID: " +\r
-            sequence.getName());\r
+                                         sequence.getName());\r
 \r
     Object obj = null;\r
     if (av.alignment.isNucleotide())\r
     {\r
       obj = ResidueProperties.nucleotideName.get(sequence.getCharAt(res) +\r
-          "");\r
-      if(obj!=null)\r
+                                                 "");\r
+      if (obj != null)\r
+      {\r
         text.append(" Nucleotide: ");\r
+      }\r
     }\r
     else\r
     {\r
       obj = ResidueProperties.aa2Triplet.get(sequence.getCharAt(res) + "");\r
-      if(obj!=null)\r
+      if (obj != null)\r
+      {\r
         text.append("  Residue: ");\r
+      }\r
     }\r
 \r
     if (obj != null)\r
     {\r
-\r
       if (obj != "")\r
       {\r
-        text.append(obj + " (" +\r
-                    av.getAlignment().getSequenceAt(seq).findPosition(res) + ")");\r
+        text.append(obj + " (" + sequence.findPosition(res) + ")");\r
       }\r
     }\r
 \r
-    if(seqCanvas.pdbCanvas!=null && sequence==seqCanvas.pdbCanvas.sequence)\r
+    ap.alignFrame.statusBar.setText(text.toString());\r
+\r
+    StringBuffer tooltipText = new StringBuffer();\r
+    SequenceGroup[] groups = av.alignment.findAllGroups(sequence);\r
+    if (groups != null)\r
     {\r
-      seqCanvas.pdbCanvas.highlightRes(sequence.findPosition(res));\r
+      for (int g = 0; g < groups.length; g++)\r
+      {\r
+        if (groups[g].getStartRes() <= res && groups[g].getEndRes() >= res)\r
+        {\r
+          if (!groups[g].getName().startsWith("JTreeGroup") &&\r
+              !groups[g].getName().startsWith("JGroup"))\r
+          {\r
+            tooltipText.append(groups[g].getName() + " ");\r
+          }\r
+          if (groups[g].getDescription() != null)\r
+          {\r
+            tooltipText.append(groups[g].getDescription());\r
+          }\r
+          tooltipText.append("\n");\r
+        }\r
+      }\r
     }\r
 \r
-\r
     // use aa to see if the mouse pointer is on a\r
-    if (av.showSequenceFeatures\r
-        && sequence.getSequenceFeatures()!=null\r
-        && av.featuresDisplayed!=null)\r
-    {\r
+    SequenceFeature [] allFeatures = findFeaturesAtRes(sequence,\r
+                                               sequence.findPosition(res));\r
+\r
       int index = 0;\r
-      sequence.getSequenceFeatures();\r
-      boolean first = true;\r
-      while (index < sequence.getSequenceFeatures().length)\r
+      while (index < allFeatures.length)\r
       {\r
-        SequenceFeature sf = sequence.getSequenceFeatures()[index];\r
-        if (sf.getBegin() <= sequence.findPosition(res) &&\r
-            sf.getEnd() >= sequence.findPosition(res))\r
+        SequenceFeature sf = allFeatures[index];\r
+\r
+        tooltipText.append(sf.getType() + " " + sf.begin + ":" + sf.end);\r
+\r
+        if (sf.getDescription() != null)\r
         {\r
-          if(!av.featuresDisplayed.containsKey(sf.getType()))\r
-           {\r
-             index++;\r
-             continue;\r
-           }\r
+          tooltipText.append(" " + sf.getDescription());\r
+        }\r
 \r
-          if(first)\r
+        if (sf.getValue("status") != null)\r
+        {\r
+          String status = sf.getValue("status").toString();\r
+          if (status.length() > 0)\r
           {\r
-            text.append(" Sequence Feature:");\r
-            first = false;\r
+            tooltipText.append(" (" + sf.getValue("status") + ")");\r
           }\r
+        }\r
+        tooltipText.append("\n");\r
 \r
-          text.append(" "+sf.getType());\r
+        index++;\r
+      }\r
 \r
-          if(sf.getDescription()!=null)\r
-            text.append(" "+sf.getDescription());\r
+    if (tooltip == null)\r
+    {\r
+      tooltip = new Tooltip(tooltipText.toString(), seqCanvas);\r
+    }\r
+    else\r
+    {\r
+      tooltip.setTip(tooltipText.toString());\r
+    }\r
+  }\r
 \r
-          if (sf.getStatus()!=null && sf.getStatus().length() > 0)\r
-          {\r
-            text.append(" (" + sf.getStatus() + ")");\r
-          }\r
-          text.append("; ");\r
+  SequenceFeature[] findFeaturesAtRes(SequenceI sequence, int res)\r
+  {\r
+    Vector tmp = new Vector();\r
+    SequenceFeature[] features = sequence.getSequenceFeatures();\r
+    if (features != null)\r
+    {\r
+      for (int i = 0; i < features.length; i++)\r
+      {\r
+        if (av.featuresDisplayed == null\r
+            || !av.featuresDisplayed.containsKey(features[i].getType()))\r
+        {\r
+          continue;\r
         }\r
 \r
-        index++;\r
 \r
+\r
+        if (features[i].featureGroup != null\r
+           && seqCanvas.fr.featureGroups!=null\r
+            && seqCanvas.fr.featureGroups.containsKey(features[i].featureGroup)\r
+            && !((Boolean)seqCanvas.fr.featureGroups.get(features[i].featureGroup)).booleanValue())\r
+          continue;\r
+\r
+\r
+        if ( (features[i].getBegin() <= res) &&\r
+            (features[i].getEnd() >= res))\r
+        {\r
+          tmp.addElement(features[i]);\r
+        }\r
       }\r
     }\r
 \r
-     ap.alignFrame.statusBar.setText(text.toString());\r
+    features = new SequenceFeature[tmp.size()];\r
+    tmp.copyInto(features);\r
 \r
+    return features;\r
   }\r
 \r
+\r
+  Tooltip tooltip;\r
+\r
   public void mouseDragged(MouseEvent evt)\r
   {\r
+    if (mouseWheelPressed)\r
+    {\r
+      int oldWidth = av.charWidth;\r
+\r
+      //Which is bigger, left-right or up-down?\r
+      if (Math.abs(evt.getY() - lastMousePress.y)\r
+          > Math.abs(evt.getX() - lastMousePress.x))\r
+      {\r
+        int fontSize = av.font.getSize();\r
+\r
+        if (evt.getY() < lastMousePress.y && av.charHeight > 1)\r
+        {\r
+          fontSize--;\r
+        }\r
+        else if (evt.getY() > lastMousePress.y)\r
+        {\r
+          fontSize++;\r
+        }\r
+\r
+        if (fontSize < 1)\r
+        {\r
+          fontSize = 1;\r
+        }\r
+\r
+        av.setFont(new Font(av.font.getName(), av.font.getStyle(), fontSize));\r
+        av.charWidth = oldWidth;\r
+      }\r
+      else\r
+      {\r
+        if (evt.getX() < lastMousePress.x && av.charWidth > 1)\r
+        {\r
+          av.charWidth--;\r
+        }\r
+        else if (evt.getX() > lastMousePress.x)\r
+        {\r
+          av.charWidth++;\r
+        }\r
+\r
+        if (av.charWidth < 1)\r
+        {\r
+          av.charWidth = 1;\r
+        }\r
+      }\r
+\r
+      ap.fontChanged();\r
+\r
+      FontMetrics fm = getFontMetrics(av.getFont());\r
+      av.validCharWidth = fm.charWidth('M') <= av.charWidth;\r
+\r
+      lastMousePress = evt.getPoint();\r
+\r
+      ap.paintAlignment(false);\r
+      ap.annotationPanel.image = null;\r
+      return;\r
+    }\r
+\r
     if (!editingSeqs)\r
-{\r
-  doMouseDraggedDefineMode(evt);\r
-  return;\r
-}\r
+    {\r
+      doMouseDraggedDefineMode(evt);\r
+      return;\r
+    }\r
 \r
-  int res = findRes(evt);\r
+    int res = findRes(evt);\r
 \r
-  if (res < 0)\r
-  {\r
+    if (res < 0)\r
+    {\r
       res = 0;\r
-  }\r
+    }\r
 \r
-  if ((lastres == -1) || (lastres == res))\r
-  {\r
+    if ( (lastres == -1) || (lastres == res))\r
+    {\r
       return;\r
-  }\r
+    }\r
 \r
-  if ( (res < av.getAlignment().getWidth()) && (res < lastres))\r
-  {\r
-    // dragLeft, delete gap\r
-    editSequence(false, res);\r
-  }\r
-  else\r
-    editSequence(true, res);\r
+    if ( (res < av.getAlignment().getWidth()) && (res < lastres))\r
+    {\r
+      // dragLeft, delete gap\r
+      editSequence(false, res);\r
+    }\r
+    else\r
+    {\r
+      editSequence(true, res);\r
+    }\r
 \r
-  mouseDragging = true;\r
-  if(scrollThread!=null)\r
-    scrollThread.setEvent(evt);\r
+    mouseDragging = true;\r
+    if (scrollThread != null)\r
+    {\r
+      scrollThread.setEvent(evt);\r
+    }\r
 \r
   }\r
 \r
   synchronized void editSequence(boolean insertGap, int startres)\r
+  {\r
+    int fixedLeft = -1;\r
+    int fixedRight = -1;\r
+    boolean fixedColumns = false;\r
+    SequenceGroup sg = av.getSelectionGroup();\r
+\r
+    SequenceI seq = av.alignment.getSequenceAt(startseq);\r
+\r
+    if (!groupEditing && av.hasHiddenRows)\r
     {\r
-      int fixedLeft = -1;\r
-      int fixedRight = -1;\r
-      boolean fixedColumns = false;\r
-      SequenceGroup sg = av.getSelectionGroup();\r
+      if (av.hiddenRepSequences != null\r
+          && av.hiddenRepSequences.containsKey(seq))\r
+      {\r
+        sg = (SequenceGroup) av.hiddenRepSequences.get(seq);\r
+        groupEditing = true;\r
+      }\r
+    }\r
 \r
-      if(groupEditing && sg==null)\r
-        return;\r
+    StringBuffer message = new StringBuffer();\r
+    if (groupEditing)\r
+    {\r
+      message.append("Edit group:");\r
+      if (editCommand == null)\r
+      {\r
+        editCommand = new EditCommand("Edit Group");\r
+      }\r
+    }\r
+    else\r
+    {\r
+      message.append("Edit sequence: " + seq.getName());\r
+      String label = seq.getName();\r
+      if (label.length() > 10)\r
+      {\r
+        label = label.substring(0, 10);\r
+      }\r
+      if (editCommand == null)\r
+      {\r
+        editCommand = new EditCommand("Edit " + label);\r
+      }\r
+    }\r
 \r
-        SequenceI seq = av.alignment.getSequenceAt(startseq);\r
-        StringBuffer message = new StringBuffer();\r
-        if (groupEditing)\r
-           message.append("Edit group:");\r
-        else\r
-            message.append("Edit sequence: "+seq.getName());\r
+    if (insertGap)\r
+    {\r
+      message.append(" insert ");\r
+    }\r
+    else\r
+    {\r
+      message.append(" delete ");\r
+    }\r
+\r
+    message.append(Math.abs(startres - lastres) + " gaps.");\r
+    ap.alignFrame.statusBar.setText(message.toString());\r
 \r
-       if(insertGap)\r
-         message.append(" insert ");\r
-       else\r
-         message.append(" delete ");\r
+    //Are we editing within a selection group?\r
+    if (groupEditing\r
+        || (sg != null && sg.getSequences(av.hiddenRepSequences).contains(seq)))\r
+    {\r
+      fixedColumns = true;\r
 \r
-       message.append(Math.abs(startres-lastres)+" gaps.");\r
-       ap.alignFrame.statusBar.setText(message.toString());\r
+      //sg might be null as the user may only see 1 sequence,\r
+      //but the sequence represents a group\r
+      if (sg == null)\r
+      {\r
+        if (av.hiddenRepSequences == null\r
+            || !av.hiddenRepSequences.containsKey(seq))\r
+        {\r
+          endEditing();\r
+          return;\r
+        }\r
+\r
+        sg = (SequenceGroup) av.hiddenRepSequences.get(seq);\r
+      }\r
 \r
+      fixedLeft = sg.getStartRes();\r
+      fixedRight = sg.getEndRes();\r
 \r
-        //Are we editing within a selection group?\r
-        if (groupEditing\r
-            || (sg != null && sg.sequences.contains(seq)))\r
+      if ( (startres < fixedLeft && lastres >= fixedLeft)\r
+          || (startres >= fixedLeft && lastres < fixedLeft)\r
+          || (startres > fixedRight && lastres <= fixedRight)\r
+          || (startres <= fixedRight && lastres > fixedRight))\r
+      {\r
+        endEditing();\r
+        return;\r
+      }\r
+\r
+      if (fixedLeft > startres)\r
+      {\r
+        fixedRight = fixedLeft - 1;\r
+        fixedLeft = 0;\r
+      }\r
+      else if (fixedRight < startres)\r
+      {\r
+        fixedLeft = fixedRight;\r
+        fixedRight = -1;\r
+      }\r
+    }\r
+\r
+    if (av.hasHiddenColumns)\r
+    {\r
+      fixedColumns = true;\r
+      int y1 = av.getColumnSelection().getHiddenBoundaryLeft(startres);\r
+      int y2 = av.getColumnSelection().getHiddenBoundaryRight(startres);\r
+\r
+      if ( (insertGap && startres > y1 && lastres < y1)\r
+          || (!insertGap && startres < y2 && lastres > y2))\r
+      {\r
+        endEditing();\r
+        return;\r
+      }\r
+\r
+      //System.out.print(y1+" "+y2+" "+fixedLeft+" "+fixedRight+"~~");\r
+      //Selection spans a hidden region\r
+      if (fixedLeft < y1 && (fixedRight > y2 || fixedRight == -1))\r
+      {\r
+        if (startres >= y2)\r
+        {\r
+          fixedLeft = y2;\r
+        }\r
+        else\r
         {\r
-          fixedColumns = true;\r
+          fixedRight = y2 - 1;\r
+        }\r
+      }\r
+    }\r
+\r
+    if (groupEditing)\r
+    {\r
+      Vector vseqs = sg.getSequences(av.hiddenRepSequences);\r
+      int g, groupSize = vseqs.size();\r
+      SequenceI[] groupSeqs = new SequenceI[groupSize];\r
+      for (g = 0; g < groupSeqs.length; g++)\r
+      {\r
+        groupSeqs[g] = (SequenceI) vseqs.elementAt(g);\r
+      }\r
 \r
-          fixedLeft = sg.getStartRes();\r
+      // drag to right\r
+      if (insertGap)\r
+      {\r
+        //If the user has selected the whole sequence, and is dragging to\r
+        // the right, we can still extend the alignment and selectionGroup\r
+        if (sg.getStartRes() == 0\r
+            && sg.getEndRes() == fixedRight\r
+            && sg.getEndRes() == av.alignment.getWidth() - 1\r
+            )\r
+        {\r
+          sg.setEndRes(av.alignment.getWidth() + startres - lastres);\r
           fixedRight = sg.getEndRes();\r
+        }\r
 \r
-          if (   (startres < fixedLeft && lastres >= fixedLeft)\r
-              || (startres >= fixedLeft && lastres < fixedLeft)\r
-              || (startres > fixedRight && lastres <=fixedRight)\r
-              || (startres <= fixedRight && lastres > fixedRight))\r
-          {\r
-            endEditing();\r
-            return;\r
-          }\r
+        // Is it valid with fixed columns??\r
+        // Find the next gap before the end\r
+        // of the visible region boundary\r
+        boolean blank = false;\r
+        for (fixedRight = fixedRight;\r
+             fixedRight > lastres;\r
+             fixedRight--)\r
+        {\r
+          blank = true;\r
 \r
-          if (fixedLeft > startres)\r
+          for (g = 0; g < groupSize; g++)\r
           {\r
-            fixedRight = fixedLeft - 1;\r
-            fixedLeft = 0;\r
+            for (int j = 0; j < startres - lastres; j++)\r
+            {\r
+              if (!jalview.util.Comparison.isGap(\r
+                  groupSeqs[g].getCharAt(fixedRight - j)))\r
+              {\r
+                blank = false;\r
+                break;\r
+              }\r
+            }\r
           }\r
-          else if (fixedRight < startres)\r
+          if (blank)\r
           {\r
-            fixedLeft = fixedRight;\r
-            fixedRight = -1;\r
+            break;\r
           }\r
         }\r
 \r
-\r
-        if (groupEditing)\r
+        if (!blank)\r
         {\r
-          // drag to right\r
-          if (insertGap)\r
+          if (sg.getSize() == av.alignment.getHeight())\r
           {\r
-              //If the user has selected the whole sequence, and is dragging to\r
-              // the right, we can still extend the alignment and selectionGroup\r
-              if(sg.getStartRes() == 0 && sg.getEndRes() + 1 == av.alignment.getWidth())\r
-              {\r
-                sg.setEndRes(av.alignment.getWidth() + startres - lastres);\r
-                fixedRight = sg.getEndRes();\r
-              }\r
-\r
-            // Is it valid with fixed columns??\r
-            // Find the next gap before the end\r
-            // of the visible region boundary\r
-            boolean blank = false;\r
-            for (fixedRight = fixedRight;\r
-                 fixedRight > lastres;\r
-                 fixedRight--)\r
+            if ( (av.hasHiddenColumns\r
+                  &&\r
+                  startres < av.getColumnSelection().getHiddenBoundaryRight(startres)))\r
             {\r
-              blank = true;\r
-              for (int s = 0; s < sg.getSize(); s++)\r
-              {\r
-                seq = sg.getSequenceAt(s);\r
-                for (int j = 0; j < startres - lastres; j++)\r
-                {\r
-                  if (!jalview.util.Comparison.isGap(\r
-                      seq.getCharAt(fixedRight - j)))\r
-                  {\r
-                    blank = false;\r
-                    break;\r
-                  }\r
-                }\r
-              }\r
-              if (blank)\r
-                break;\r
+              endEditing();\r
+              return;\r
             }\r
 \r
-            if (!blank)\r
+            int alWidth = av.alignment.getWidth();\r
+            if (av.hasHiddenRows)\r
             {\r
-              if(sg.getSize() == av.alignment.getHeight())\r
+              int hwidth = av.alignment.getHiddenSequences().getWidth();\r
+              if (hwidth > alWidth)\r
               {\r
-                //We can still insert gaps if the selectionGroup\r
-                //contains all the sequences\r
-                sg.setEndRes(sg.getEndRes()+startres-lastres);\r
-                fixedRight = av.alignment.getWidth()+startres-lastres;\r
-              }\r
-              else\r
-              {\r
-                endEditing();\r
-                return;\r
+                alWidth = hwidth;\r
               }\r
             }\r
+            //We can still insert gaps if the selectionGroup\r
+            //contains all the sequences\r
+            sg.setEndRes(sg.getEndRes() + startres - lastres);\r
+            fixedRight = alWidth + startres - lastres;\r
+          }\r
+          else\r
+          {\r
+            endEditing();\r
+            return;\r
           }\r
+        }\r
+      }\r
 \r
+      // drag to left\r
+      else if (!insertGap)\r
+      {\r
+        /// Are we able to delete?\r
+        // ie are all columns blank?\r
 \r
-          // drag to left\r
-          else if(!insertGap)\r
+        for (g = 0; g < groupSize; g++)\r
+        {\r
+          for (int j = startres; j < lastres; j++)\r
           {\r
-            /// Are we able to delete?\r
-            // ie are all columns blank?\r
-\r
-            for (int s = 0; s < sg.getSize(); s++)\r
+            if (groupSeqs[g].getLength() <= j)\r
             {\r
-              seq = sg.getSequenceAt(s);\r
+              continue;\r
+            }\r
 \r
-              for (int j = startres; j < lastres; j++)\r
-              {\r
-                if (seq.getSequence().length() <= j)\r
-                {\r
-                  continue;\r
-                }\r
-\r
-                if (!jalview.util.Comparison.isGap(\r
-                    seq.getSequence().charAt(j)))\r
-                {\r
-                  // Not a gap, block edit not valid\r
-                  endEditing();\r
-                  return;\r
-                }\r
-              }\r
+            if (!jalview.util.Comparison.isGap(\r
+                groupSeqs[g].getCharAt(j)))\r
+            {\r
+              // Not a gap, block edit not valid\r
+              endEditing();\r
+              return;\r
             }\r
           }\r
+        }\r
+      }\r
 \r
-\r
-          for (int i = 0; i < sg.getSize(); i++)\r
+      if (insertGap)\r
+      {\r
+        // dragging to the right\r
+        if (fixedColumns && fixedRight != -1)\r
+        {\r
+          for (int j = lastres; j < startres; j++)\r
+          {\r
+            insertChar(j, groupSeqs, fixedRight);\r
+          }\r
+        }\r
+        else\r
+        {\r
+          editCommand.appendEdit(EditCommand.INSERT_GAP,\r
+                                 groupSeqs,\r
+                                 startres, startres - lastres,\r
+                                 av.alignment,\r
+                                 true);\r
+        }\r
+      }\r
+      else\r
+      {\r
+        // dragging to the left\r
+        if (fixedColumns && fixedRight != -1)\r
+        {\r
+          for (int j = lastres; j > startres; j--)\r
           {\r
-            seq = sg.getSequenceAt(i);\r
+            deleteChar(startres, groupSeqs, fixedRight);\r
+          }\r
+        }\r
+        else\r
+        {\r
+          editCommand.appendEdit(EditCommand.DELETE_GAP,\r
+                                 groupSeqs,\r
+                                 startres, lastres - startres,\r
+                                 av.alignment,\r
+                                 true);\r
+        }\r
 \r
-            if (insertGap)\r
-            {\r
-              // dragging to the right\r
-              for (int j = lastres; j < startres; j++)\r
-              {\r
-                if (fixedColumns && fixedRight != -1)\r
-                {\r
-                  insertChar(j, seq, fixedRight);\r
-                }\r
-                else\r
-                  insertChar(j, seq);\r
-              }\r
-            }\r
-            else\r
-            {\r
-              // dragging to the left\r
-              for (int j = lastres; j > startres; j--)\r
-              {\r
-                if (fixedColumns && fixedRight != -1)\r
-                {\r
-                  deleteChar(startres, seq, fixedRight);\r
-                }\r
-                else\r
-                {\r
-                  deleteChar(startres, seq);\r
-                }\r
-              }\r
-            }\r
+      }\r
+    }\r
+    else /////Editing a single sequence///////////\r
+    {\r
+      if (insertGap)\r
+      {\r
+        // dragging to the right\r
+        if (fixedColumns && fixedRight != -1)\r
+        {\r
+          for (int j = lastres; j < startres; j++)\r
+          {\r
+            insertChar(j, new SequenceI[]\r
+                       {seq}, fixedRight);\r
           }\r
         }\r
-        else /////Editing a single sequence///////////\r
+        else\r
+        {\r
+          editCommand.appendEdit(EditCommand.INSERT_GAP,\r
+                                 new SequenceI[]\r
+                                 {seq},\r
+                                 lastres, startres - lastres,\r
+                                 av.alignment,\r
+                                 true);\r
+        }\r
+      }\r
+      else\r
+      {\r
+        // dragging to the left\r
+        if (fixedColumns && fixedRight != -1)\r
         {\r
-          if (insertGap)\r
+          for (int j = lastres; j > startres; j--)\r
           {\r
-            // dragging to the right\r
-            for (int j = lastres; j < startres; j++)\r
+            if (!jalview.util.Comparison.isGap(seq.getCharAt(startres)))\r
             {\r
-              if (fixedColumns && fixedRight != -1)\r
-              {\r
-                if (sg.getStartRes() == 0\r
-                    && sg.getEndRes() + 1 == av.alignment.getWidth()\r
-                    && !jalview.util.Comparison.isGap(seq.getCharAt(fixedRight)))\r
-                {\r
-                  //Single sequence edit, whole sequence selected,\r
-                  //extend the selection group\r
-                  sg.setEndRes(av.alignment.getWidth() -1 + startres - lastres);\r
-                  fixedColumns = false;\r
-                  insertChar(j, seq);\r
-                }\r
-                else\r
-                  insertChar(j, seq, fixedRight);\r
-              }\r
-              else\r
-                insertChar(j, seq);\r
+              endEditing();\r
+              break;\r
             }\r
+            deleteChar(startres, new SequenceI[]\r
+                       {seq}, fixedRight);\r
           }\r
-          else\r
+        }\r
+        else\r
+        {\r
+          //could be a keyboard edit trying to delete none gaps\r
+          int max = 0;\r
+          for (int m = startres; m < lastres; m++)\r
           {\r
-            // dragging to the left\r
-            for (int j = lastres; j > startres; j--)\r
+            if (!jalview.util.Comparison.isGap(seq.getCharAt(m)))\r
             {\r
-              if (fixedColumns && fixedRight != -1)\r
-              {\r
-                deleteChar(startres, seq, fixedRight);\r
-              }\r
-              else\r
-              {\r
-                deleteChar(startres, seq);\r
-              }\r
+              break;\r
             }\r
+            max++;\r
           }\r
-        }\r
 \r
-        lastres = startres;\r
-        seqCanvas.repaint();\r
+          if (max > 0)\r
+          {\r
+            editCommand.appendEdit(EditCommand.DELETE_GAP,\r
+                                   new SequenceI[]\r
+                                   {seq},\r
+                                   startres, max,\r
+                                   av.alignment,\r
+                                   true);\r
+          }\r
+        }\r
+      }\r
     }\r
 \r
+    lastres = startres;\r
+    seqCanvas.repaint();\r
+  }\r
 \r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param j DOCUMENT ME!\r
-     * @param seq DOCUMENT ME!\r
-     */\r
-    void insertChar(int j, SequenceI seq)\r
-    {\r
-        seq.insertCharAt(j, av.getGapCharacter());\r
-        seqEditOccurred = true;\r
-    }\r
-\r
-    void insertChar(int j, SequenceI seq, int fixedColumn)\r
+  void insertChar(int j, SequenceI[] seq, int fixedColumn)\r
+  {\r
+    int blankColumn = fixedColumn;\r
+    for (int s = 0; s < seq.length; s++)\r
     {\r
       //Find the next gap before the end of the visible region boundary\r
       //If lastCol > j, theres a boundary after the gap insertion\r
-      int blankColumn = fixedColumn;\r
+\r
       for (blankColumn = fixedColumn; blankColumn > j; blankColumn--)\r
       {\r
-        if (jalview.util.Comparison.isGap(seq.getCharAt(blankColumn)))\r
+        if (jalview.util.Comparison.isGap(seq[s].getCharAt(blankColumn)))\r
         {\r
           //Theres a space, so break and insert the gap\r
           break;\r
@@ -851,74 +1259,34 @@ public class SeqPanel
 \r
       if (blankColumn <= j)\r
       {\r
+        blankColumn = fixedColumn;\r
         endEditing();\r
         return;\r
       }\r
-\r
-      if (!jalview.util.Comparison.isGap(seq.getCharAt(blankColumn)))\r
-      {\r
-        //Just Checking\r
-        System.out.println("Tried removing residue (INSERT)"+seq.getCharAt(fixedColumn));\r
-        return;\r
-      }\r
-\r
-      seq.deleteCharAt(blankColumn);\r
-      seq.insertCharAt(j, av.getGapCharacter());\r
-      seqEditOccurred = true;\r
-    }\r
-\r
-    void deleteChar(int j, SequenceI seq, int fixedColumn)\r
-    {\r
-      if (!jalview.util.Comparison.isGap(seq.getCharAt(j)))\r
-      {\r
-        ap.alignFrame.statusBar.setText(\r
-            "End editing: Tried removing residue " + seq.getCharAt(j));\r
-        return;\r
-      }\r
-\r
-      seq.deleteCharAt(j);\r
-      seq.insertCharAt(fixedColumn, av.getGapCharacter());\r
-      seqEditOccurred = true;\r
     }\r
 \r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param j DOCUMENT ME!\r
-     * @param seq DOCUMENT ME!\r
-     */\r
-    void deleteChar(int j, SequenceI seq)\r
-    {\r
-      if (!jalview.util.Comparison.isGap(seq.getCharAt(j)))\r
-      {\r
-        ap.alignFrame.statusBar.setText(\r
-            "End editing: Tried removing residue " + seq.getCharAt(j));\r
-        return;\r
-      }\r
+    editCommand.appendEdit(EditCommand.DELETE_GAP,\r
+                           seq,\r
+                           blankColumn, 1, av.alignment, true);\r
 \r
-        seq.deleteCharAt(j);\r
-        seqEditOccurred = true;\r
-        seqCanvas.repaint();\r
-    }\r
+    editCommand.appendEdit(EditCommand.INSERT_GAP,\r
+                           seq,\r
+                           j, 1, av.alignment,\r
+                           true);\r
 \r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param i DOCUMENT ME!\r
-     */\r
-    void editOccurred()\r
-    {\r
-      if (!seqEditOccurred)\r
-      {\r
-        ap.alignFrame.historyList.pop();\r
-        ap.alignFrame.updateEditMenuBar();\r
-      }\r
+  }\r
 \r
-      endEditing();\r
+  void deleteChar(int j, SequenceI[] seq, int fixedColumn)\r
+  {\r
 \r
-      av.firePropertyChange("alignment", null,av.getAlignment().getSequences());\r
+    editCommand.appendEdit(EditCommand.DELETE_GAP,\r
+                           seq,\r
+                           j, 1, av.alignment, true);\r
 \r
-    }\r
+    editCommand.appendEdit(EditCommand.INSERT_GAP,\r
+                           seq,\r
+                           fixedColumn, 1, av.alignment, true);\r
+  }\r
 \r
 //////////////////////////////////////////\r
 /////Everything below this is for defining the boundary of the rubberband\r
@@ -934,10 +1302,12 @@ public class SeqPanel
     int res = findRes(evt);\r
     int seq = findSeq(evt);\r
     oldSeq = seq;\r
-    startWrapBlock=wrappedBlock;\r
+    startWrapBlock = wrappedBlock;\r
 \r
-    if(seq==-1)\r
+    if (seq == -1)\r
+    {\r
       return;\r
+    }\r
 \r
     SequenceI sequence = (Sequence) av.getAlignment().getSequenceAt(seq);\r
 \r
@@ -962,7 +1332,7 @@ public class SeqPanel
       }\r
     }\r
 \r
-    else if (!stretchGroup.sequences.contains(sequence)\r
+    else if (!stretchGroup.getSequences(null).contains(sequence)\r
              || stretchGroup.getStartRes() > res\r
              || stretchGroup.getEndRes() < res)\r
     {\r
@@ -978,13 +1348,51 @@ public class SeqPanel
               allGroups[i].getEndRes() >= res)\r
           {\r
             stretchGroup = allGroups[i];\r
-            av.setSelectionGroup(stretchGroup);\r
             break;\r
           }\r
         }\r
       }\r
+      av.setSelectionGroup(stretchGroup);\r
+    }\r
+\r
+    // DETECT RIGHT MOUSE BUTTON IN AWT\r
+    if ( (evt.getModifiers() & InputEvent.BUTTON3_MASK) ==\r
+        InputEvent.BUTTON3_MASK)\r
+    {\r
+      SequenceFeature [] allFeatures = findFeaturesAtRes(sequence,\r
+                                               sequence.findPosition(res));\r
+\r
+      Vector links = null;\r
+      if (allFeatures != null)\r
+      {\r
+        for (int i = 0; i < allFeatures.length; i++)\r
+        {\r
+          if (allFeatures[i].links != null)\r
+          {\r
+            links = new Vector();\r
+            for (int j = 0; j < allFeatures[i].links.size(); j++)\r
+            {\r
+              links.addElement(allFeatures[i].links.elementAt(j));\r
+            }\r
+          }\r
+        }\r
+      }\r
+      APopupMenu popup = new APopupMenu(ap, null, links);\r
+      this.add(popup);\r
+      popup.show(this, evt.getX(), evt.getY());\r
+      return;\r
+    }\r
+\r
+    if (av.cursorMode)\r
+    {\r
+      seqCanvas.cursorX = findRes(evt);\r
+      seqCanvas.cursorY = findSeq(evt);\r
+      seqCanvas.repaint();\r
+      return;\r
     }\r
 \r
+    //Only if left mouse button do we want to change group sizes\r
+\r
     if (stretchGroup == null)\r
     {\r
       // define a new group here\r
@@ -1007,46 +1415,32 @@ public class SeqPanel
       }\r
 \r
     }\r
-\r
-    // DETECT RIGHT MOUSE BUTTON IN AWT\r
-    else if ( (evt.getModifiers() & InputEvent.BUTTON3_MASK) ==\r
-             InputEvent.BUTTON3_MASK)\r
-    {\r
-      APopupMenu popup = new APopupMenu(ap, null, null);\r
-      this.add(popup);\r
-      popup.show(this, evt.getX(), evt.getY());\r
-    }\r
-\r
-    if (stretchGroup != null && stretchGroup.getEndRes() == res)\r
-    {\r
-      // Edit end res position of selected group\r
-      changeEndRes = true;\r
-    }\r
-\r
-    else if (stretchGroup != null && stretchGroup.getStartRes() == res)\r
-    {\r
-      // Edit end res position of selected group\r
-      changeStartRes = true;\r
-    }\r
-\r
   }\r
 \r
   public void doMouseReleasedDefineMode(MouseEvent evt)\r
   {\r
     if (stretchGroup == null)\r
     {\r
-        return;\r
+      return;\r
     }\r
 \r
-    if(stretchGroup.cs!=null)\r
+    if (stretchGroup.cs != null)\r
     {\r
       if (stretchGroup.cs instanceof ClustalxColourScheme)\r
       {\r
-        ( (ClustalxColourScheme) stretchGroup.cs).resetClustalX(stretchGroup.\r
-            sequences,\r
+        ( (ClustalxColourScheme) stretchGroup.cs).resetClustalX(\r
+            stretchGroup.getSequences(av.hiddenRepSequences),\r
             stretchGroup.getWidth());\r
       }\r
 \r
+      if (stretchGroup.cs instanceof Blosum62ColourScheme\r
+          || stretchGroup.cs instanceof PIDColourScheme\r
+          || stretchGroup.cs.conservationApplied()\r
+          || stretchGroup.cs.getThreshold() > 0)\r
+      {\r
+        stretchGroup.recalcConservation();\r
+      }\r
+\r
       if (stretchGroup.cs.conservationApplied())\r
       {\r
         SliderPanel.setConservationSlider(ap, stretchGroup.cs,\r
@@ -1062,8 +1456,8 @@ public class SeqPanel
     changeEndRes = false;\r
     changeStartRes = false;\r
     stretchGroup = null;\r
-    PaintRefresher.Refresh(av.alignment);\r
-    ap.repaint();\r
+    PaintRefresher.Refresh(ap, av.getSequenceSetId());\r
+    ap.paintAlignment(true);\r
   }\r
 \r
   public void doMouseDraggedDefineMode(MouseEvent evt)\r
@@ -1071,125 +1465,132 @@ public class SeqPanel
     int res = findRes(evt);\r
     int y = findSeq(evt);\r
 \r
-    if(wrappedBlock!=startWrapBlock)\r
+    if (wrappedBlock != startWrapBlock)\r
+    {\r
+      return;\r
+    }\r
+\r
+    if (stretchGroup == null)\r
+    {\r
       return;\r
+    }\r
 \r
-     if (stretchGroup == null)\r
-     {\r
-          return;\r
-     }\r
+    mouseDragging = true;\r
 \r
-     mouseDragging = true;\r
+    if (y > av.alignment.getHeight())\r
+    {\r
+      y = av.alignment.getHeight() - 1;\r
+    }\r
 \r
+    if (res >= av.alignment.getWidth())\r
+    {\r
+      res = av.alignment.getWidth() - 1;\r
+    }\r
 \r
-      if(y > av.alignment.getHeight())\r
-      {\r
-        y = av.alignment.getHeight() -1;\r
-      }\r
+    if (stretchGroup.getEndRes() == res)\r
+    {\r
+      // Edit end res position of selected group\r
+      changeEndRes = true;\r
+    }\r
+    else if (stretchGroup.getStartRes() == res)\r
+    {\r
+      // Edit start res position of selected group\r
+      changeStartRes = true;\r
+    }\r
 \r
-      if(res>av.alignment.getWidth())\r
-        res = av.alignment.getWidth()-1;\r
+    if (res < 0)\r
+    {\r
+      res = 0;\r
+    }\r
 \r
-      if (stretchGroup.getEndRes() == res)\r
+    if (changeEndRes)\r
+    {\r
+      if (res > (stretchGroup.getStartRes() - 1))\r
       {\r
-          // Edit end res position of selected group\r
-          changeEndRes = true;\r
+        stretchGroup.setEndRes(res);\r
       }\r
-      else if (stretchGroup.getStartRes() == res)\r
+    }\r
+    else if (changeStartRes)\r
+    {\r
+      if (res < (stretchGroup.getEndRes() + 1))\r
       {\r
-          // Edit start res position of selected group\r
-          changeStartRes = true;\r
+        stretchGroup.setStartRes(res);\r
       }\r
+    }\r
 \r
-      if (res < 0)\r
-      {\r
-          res = 0;\r
-      }\r
+    int dragDirection = 0;\r
 \r
-      if (changeEndRes)\r
-      {\r
-          if (res > (stretchGroup.getStartRes() - 1))\r
-          {\r
-              stretchGroup.setEndRes(res);\r
-          }\r
-      }\r
-      else if (changeStartRes)\r
-      {\r
-          if (res < (stretchGroup.getEndRes() + 1))\r
-          {\r
-              stretchGroup.setStartRes(res);\r
-          }\r
-      }\r
+    if (y > oldSeq)\r
+    {\r
+      dragDirection = 1;\r
+    }\r
+    else if (y < oldSeq)\r
+    {\r
+      dragDirection = -1;\r
+    }\r
 \r
-      int dragDirection = 0;\r
+    while ( (y != oldSeq) && (oldSeq > -1) && (y < av.alignment.getHeight()))\r
+    {\r
+      // This routine ensures we don't skip any sequences, as the\r
+      // selection is quite slow.\r
+      Sequence seq = (Sequence) av.getAlignment().getSequenceAt(oldSeq);\r
 \r
-      if (y > oldSeq)\r
-      {\r
-          dragDirection = 1;\r
-      }\r
-      else if (y < oldSeq)\r
+      oldSeq += dragDirection;\r
+\r
+      if (oldSeq < 0)\r
       {\r
-          dragDirection = -1;\r
+        break;\r
       }\r
 \r
+      Sequence nextSeq = (Sequence) av.getAlignment().getSequenceAt(oldSeq);\r
 \r
-      while ((y != oldSeq) && (oldSeq > -1) && (y < av.alignment.getHeight()))\r
+      if (stretchGroup.getSequences(null).contains(nextSeq))\r
       {\r
-          // This routine ensures we don't skip any sequences, as the\r
-          // selection is quite slow.\r
-          Sequence seq = (Sequence) av.getAlignment().getSequenceAt(oldSeq);\r
-\r
-          oldSeq += dragDirection;\r
-\r
-          if(oldSeq<0)\r
-            break;\r
-\r
-          Sequence nextSeq = (Sequence) av.getAlignment().getSequenceAt(oldSeq);\r
-\r
-          if (stretchGroup.sequences.contains(nextSeq))\r
-          {\r
-              stretchGroup.deleteSequence(seq, false);\r
-          }\r
-          else\r
-          {\r
-              if (seq != null)\r
-              {\r
-                  stretchGroup.addSequence(seq, false);\r
-              }\r
+        stretchGroup.deleteSequence(seq, false);\r
+      }\r
+      else\r
+      {\r
+        if (seq != null)\r
+        {\r
+          stretchGroup.addSequence(seq, false);\r
+        }\r
 \r
-              stretchGroup.addSequence(nextSeq, false);\r
-          }\r
+        stretchGroup.addSequence(nextSeq, false);\r
       }\r
+    }\r
 \r
-      if(oldSeq < 0)\r
-        oldSeq = -1;\r
+    if (oldSeq < 0)\r
+    {\r
+      oldSeq = -1;\r
+    }\r
 \r
+    if (res > av.endRes || res < av.startRes\r
+        || y < av.startSeq || y > av.endSeq)\r
+    {\r
+      mouseExited(evt);\r
+    }\r
 \r
-      if(res>av.endRes || res<av.startRes\r
-          || y<av.startSeq || y>av.endSeq)\r
-      {\r
-        mouseExited(evt);\r
-      }\r
+    if (scrollThread != null)\r
+    {\r
+      scrollThread.setEvent(evt);\r
+    }\r
 \r
-      if (scrollThread != null)\r
-      {\r
-        scrollThread.setEvent(evt);\r
-      }\r
+    seqCanvas.repaint();\r
+  }\r
 \r
-      seqCanvas.repaint();\r
+  public void mouseEntered(MouseEvent e)\r
+  {\r
+    if (oldSeq < 0)\r
+    {\r
+      oldSeq = 0;\r
     }\r
 \r
-    public void mouseEntered(MouseEvent e)\r
+    if (scrollThread != null)\r
     {\r
-      if (oldSeq < 0)\r
-        oldSeq = 0;\r
-\r
-      if (scrollThread != null)\r
-      {\r
-        scrollThread.running = false;\r
-        scrollThread = null;\r
-      }\r
+      scrollThread.running = false;\r
+      scrollThread = null;\r
     }\r
+  }\r
 \r
   public void mouseExited(MouseEvent e)\r
   {\r
@@ -1198,12 +1599,36 @@ public class SeqPanel
       return;\r
     }\r
 \r
-    if (mouseDragging && scrollThread==null)\r
+    if (mouseDragging && scrollThread == null)\r
     {\r
       scrollThread = new ScrollThread();\r
     }\r
   }\r
 \r
+  void scrollCanvas(MouseEvent evt)\r
+  {\r
+    if (evt == null)\r
+    {\r
+      if (scrollThread != null)\r
+      {\r
+        scrollThread.running = false;\r
+        scrollThread = null;\r
+      }\r
+      mouseDragging = false;\r
+    }\r
+    else\r
+    {\r
+      if (scrollThread == null)\r
+      {\r
+        scrollThread = new ScrollThread();\r
+      }\r
+\r
+      mouseDragging = true;\r
+      scrollThread.setEvent(evt);\r
+    }\r
+\r
+  }\r
+\r
   // this class allows scrolling off the bottom of the visible alignment\r
   class ScrollThread\r
       extends Thread\r
@@ -1247,12 +1672,12 @@ public class SeqPanel
 \r
           if (mouseDragging && evt.getX() < 0)\r
           {\r
-            running = ap.scrollRight(true);\r
+            running = ap.scrollRight(false);\r
           }\r
 \r
           else if (mouseDragging && evt.getX() >= getSize().width)\r
           {\r
-            running = ap.scrollRight(false);\r
+            running = ap.scrollRight(true);\r
           }\r
         }\r
 \r