added copy consensus sequence to consensus annotation popup menu
[jalview.git] / src / jalview / gui / AnnotationLabels.java
index c537550..63d7c53 100755 (executable)
-/*\r
- * Jalview - A Sequence Alignment Editor and Viewer\r
- * Copyright (C) 2006 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 jalview.datamodel.*;\r
-\r
-import java.awt.*;\r
-import java.awt.event.*;\r
-import java.awt.image.*;\r
-\r
-import javax.swing.*;\r
-\r
-\r
-/**\r
- * DOCUMENT ME!\r
- *\r
- * @author $author$\r
- * @version $Revision$\r
- */\r
-public class AnnotationLabels extends JPanel implements MouseListener,\r
-    MouseMotionListener, ActionListener\r
-{\r
-    static String ADDNEW = "Add New Row";\r
-    static String HIDE = "Hide This Row";\r
-    static String DELETE = "Delete This Row";\r
-    static String SHOWALL = "Show All Hidden Rows";\r
-    static String OUTPUT_TEXT = "Export Annotation";\r
-    boolean resizePanel = false;\r
-    Image image;\r
-    AlignmentPanel ap;\r
-    AlignViewport av;\r
-    boolean resizing = false;\r
-    MouseEvent dragEvent;\r
-    int oldY;\r
-    int selectedRow;\r
-    int scrollOffset = 0;\r
-    Font font = new Font("Arial", Font.PLAIN, 11);\r
-\r
-\r
-    /**\r
-     * Creates a new AnnotationLabels object.\r
-     *\r
-     * @param ap DOCUMENT ME!\r
-     */\r
-    public AnnotationLabels(AlignmentPanel ap)\r
-    {\r
-        this.ap = ap;\r
-        av = ap.av;\r
-\r
-        java.net.URL url = getClass().getResource("/images/idwidth.gif");\r
-        Image temp = null;\r
-\r
-        if (url != null)\r
-        {\r
-            temp = java.awt.Toolkit.getDefaultToolkit().createImage(url);\r
-        }\r
-\r
-        try\r
-        {\r
-            MediaTracker mt = new MediaTracker(this);\r
-            mt.addImage(temp, 0);\r
-            mt.waitForID(0);\r
-        }\r
-        catch (Exception ex)\r
-        {\r
-        }\r
-\r
-        BufferedImage bi = new BufferedImage(temp.getHeight(this),\r
-                temp.getWidth(this), BufferedImage.TYPE_INT_RGB);\r
-        Graphics2D g = (Graphics2D) bi.getGraphics();\r
-        g.rotate(Math.toRadians(90));\r
-        g.drawImage(temp, 0, -bi.getWidth(this), this);\r
-        image = (Image) bi;\r
-\r
-        addMouseListener(this);\r
-        addMouseMotionListener(this);\r
-    }\r
-\r
-    public AnnotationLabels(AlignViewport av)\r
-    {\r
-      this.av = av;\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param y DOCUMENT ME!\r
-     */\r
-    public void setScrollOffset(int y)\r
-    {\r
-        scrollOffset = y;\r
-        repaint();\r
-    }\r
-\r
-    void getSelectedRow(int y)\r
-    {\r
-      int height = 0;\r
-      AlignmentAnnotation[] aa = ap.av.alignment.getAlignmentAnnotation();\r
-\r
-      if(aa!=null)\r
-      {\r
-        for (int i = 0; i < aa.length; i++)\r
-        {\r
-          if (!aa[i].visible)\r
-          {\r
-            continue;\r
-          }\r
-\r
-          height += aa[i].height;\r
-\r
-          if (y < height)\r
-          {\r
-            selectedRow = i;\r
-\r
-            break;\r
-          }\r
-        }\r
-      }\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param evt DOCUMENT ME!\r
-     */\r
-    public void actionPerformed(ActionEvent evt)\r
-    {\r
-        int dif = 0;\r
-        AlignmentAnnotation[] aa = ap.av.alignment.getAlignmentAnnotation();\r
-\r
-        if (evt.getActionCommand().equals(ADDNEW))\r
-        {\r
-            String label = JOptionPane.showInputDialog(this,\r
-                    "Label for annotation");\r
-\r
-            if (label == null)\r
-            {\r
-                label = "";\r
-            }\r
-\r
-            AlignmentAnnotation newAnnotation = new AlignmentAnnotation(label,\r
-                    "New description",\r
-                    new Annotation[ap.av.alignment.getWidth()]);\r
-\r
-            ap.av.alignment.addAnnotation(newAnnotation);\r
-            ap.av.alignment.setAnnotationIndex(newAnnotation, 0);\r
-            if (aa != null)\r
-              dif = aa[aa.length - 1].height;\r
-        }\r
-        else if (evt.getActionCommand().equals(HIDE))\r
-        {\r
-            aa[selectedRow].visible = false;\r
-\r
-            if (aa[selectedRow].label.equals("Conservation"))\r
-            {\r
-                ap.av.showConservation = false;\r
-            }\r
-\r
-            if (aa[selectedRow].label.equals("Quality"))\r
-            {\r
-                ap.av.showQuality = false;\r
-            }\r
-\r
-            if (aa[selectedRow].label.equals("Consensus"))\r
-            {\r
-                ap.av.showIdentity = false;\r
-            }\r
-\r
-            dif = aa[selectedRow].height * -1;\r
-        }\r
-        else if (evt.getActionCommand().equals(DELETE))\r
-        {\r
-            ap.av.alignment.deleteAnnotation(aa[selectedRow]);\r
-            dif = aa[selectedRow].height * -1;\r
-        }\r
-        else if (evt.getActionCommand().equals(SHOWALL))\r
-        {\r
-            for (int i = 0; i < aa.length; i++)\r
-            {\r
-                if (!aa[i].visible)\r
-                {\r
-                    dif += aa[i].height;\r
-                    aa[i].visible = true;\r
-                }\r
-            }\r
-        }\r
-        else if (evt.getActionCommand().equals(OUTPUT_TEXT))\r
-        {\r
-          new AnnotationExporter().exportAnnotations(\r
-              ap,\r
-              new AlignmentAnnotation[]\r
-              {aa[selectedRow]}\r
-              );\r
-        }\r
-\r
-\r
-        ap.annotationPanel.adjustPanelHeight();\r
-        ap.annotationScroller.validate();\r
-        ap.repaint();\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param evt DOCUMENT ME!\r
-     */\r
-    public void mousePressed(MouseEvent evt)\r
-    {\r
-        getSelectedRow(evt.getY() - scrollOffset);\r
-        oldY = evt.getY();\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param evt DOCUMENT ME!\r
-     */\r
-    public void mouseReleased(MouseEvent evt)\r
-    {\r
-        int start = selectedRow;\r
-        getSelectedRow(evt.getY() - scrollOffset);\r
-        int end = selectedRow;\r
-\r
-        if(start!=end)\r
-        {\r
-          //Swap these annotations\r
-          AlignmentAnnotation startAA = ap.av.alignment.getAlignmentAnnotation()[start];\r
-          AlignmentAnnotation endAA = ap.av.alignment.getAlignmentAnnotation()[end];\r
-\r
-\r
-          ap.av.alignment.getAlignmentAnnotation()[end] = startAA;\r
-          ap.av.alignment.getAlignmentAnnotation()[start] = endAA;\r
-        }\r
-\r
-        resizePanel = false;\r
-        dragEvent = null;\r
-        repaint();\r
-        ap.annotationPanel.repaint();\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param evt DOCUMENT ME!\r
-     */\r
-    public void mouseEntered(MouseEvent evt)\r
-    {\r
-      if(evt.getY()<10)\r
-      {\r
-        resizePanel = true;\r
-        repaint();\r
-      }\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param evt DOCUMENT ME!\r
-     */\r
-    public void mouseExited(MouseEvent evt)\r
-    {\r
-      if(dragEvent == null)\r
-      {\r
-        resizePanel = false;\r
-        repaint();\r
-      }\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param evt DOCUMENT ME!\r
-     */\r
-    public void mouseDragged(MouseEvent evt)\r
-    {\r
-      dragEvent = evt;\r
-\r
-      if (resizePanel)\r
-      {\r
-        Dimension d = ap.annotationScroller.getPreferredSize();\r
-        int dif = evt.getY() - oldY;\r
-\r
-        dif /= ap.av.charHeight;\r
-        dif *= ap.av.charHeight;\r
-\r
-        if ( (d.height - dif) > 20)\r
-        {\r
-          ap.annotationScroller.setPreferredSize(new Dimension(d.width,\r
-              d.height - dif));\r
-          d = ap.annotationSpaceFillerHolder.getPreferredSize();\r
-          ap.annotationSpaceFillerHolder.setPreferredSize(new Dimension(\r
-              d.width, d.height - dif));\r
-          ap.repaint();\r
-        }\r
-\r
-        ap.addNotify();\r
-      }\r
-      else\r
-        repaint();\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param evt DOCUMENT ME!\r
-     */\r
-    public void mouseMoved(MouseEvent evt)\r
-    {\r
-      resizePanel = evt.getY()<10;\r
-\r
-      repaint();\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param evt DOCUMENT ME!\r
-     */\r
-    public void mouseClicked(MouseEvent evt)\r
-    {\r
-       if(!SwingUtilities.isRightMouseButton(evt))\r
-         return;\r
-\r
-        AlignmentAnnotation[] aa = ap.av.alignment.getAlignmentAnnotation();\r
-\r
-        if ((aa == null) || (aa.length == 0))\r
-        {\r
-            JPopupMenu pop = new JPopupMenu("Annotations");\r
-            JMenuItem item = new JMenuItem(ADDNEW);\r
-            item.addActionListener(this);\r
-            pop.add(item);\r
-            pop.show(this, evt.getX(), evt.getY());\r
-\r
-            return;\r
-        }\r
-\r
-\r
-        JPopupMenu pop = new JPopupMenu("Annotations");\r
-        JMenuItem item = new JMenuItem(ADDNEW);\r
-        item.addActionListener(this);\r
-        pop.add(item);\r
-        item = new JMenuItem(HIDE);\r
-        item.addActionListener(this);\r
-        pop.add(item);\r
-        item = new JMenuItem(DELETE);\r
-        item.addActionListener(this);\r
-        pop.add(item);\r
-        item = new JMenuItem(SHOWALL);\r
-        item.addActionListener(this);\r
-        pop.add(item);\r
-        item = new JMenuItem(OUTPUT_TEXT);\r
-        item.addActionListener(this);\r
-        pop.add(item);\r
-\r
-        if (aa[selectedRow].label.equals("Consensus"))\r
-        {\r
-          pop.addSeparator();\r
-          final JCheckBoxMenuItem cbmi = new JCheckBoxMenuItem(\r
-              "Ignore Gaps In Consensus",\r
-              ap.av.getIgnoreGapsConsensus());\r
-          cbmi.addActionListener(new ActionListener()\r
-              {public void actionPerformed(ActionEvent e)\r
-               {\r
-                 ap.av.setIgnoreGapsConsensus(cbmi.getState());\r
-                 ap.repaint();\r
-               }\r
-              });\r
-          pop.add(cbmi);\r
-\r
-        }\r
-\r
-        pop.show(this, evt.getX(), evt.getY());\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param g1 DOCUMENT ME!\r
-     */\r
-    public void paintComponent(Graphics g)\r
-    {\r
-\r
-        int width = getWidth();\r
-        if(width==0)\r
-         width = ap.calculateIdWidth().width + 4;\r
-\r
-       Graphics2D g2 = (Graphics2D) g;\r
-       if(av.antiAlias)\r
-        g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,\r
-            RenderingHints.VALUE_ANTIALIAS_ON);\r
-\r
-       drawComponent(g2, width);\r
-\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param g DOCUMENT ME!\r
-     */\r
-    public void drawComponent(Graphics g, int width)\r
-    {\r
-        if(av.getFont().getSize()<10)\r
-          g.setFont(font);\r
-        else\r
-          g.setFont(av.getFont());\r
-\r
-        FontMetrics fm = g.getFontMetrics(g.getFont());\r
-        g.setColor(Color.white);\r
-        g.fillRect(0, 0, getWidth(), getHeight());\r
-\r
-        g.translate(0, scrollOffset);\r
-        g.setColor(Color.black);\r
-\r
-        AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
-        int fontHeight = g.getFont().getSize();\r
-        int y = fontHeight;\r
-        int x = 0;\r
-        int graphExtras = 0;\r
-\r
-\r
-\r
-        if (aa != null)\r
-        {\r
-            for (int i = 0; i < aa.length; i++)\r
-            {\r
-                if (!aa[i].visible)\r
-                {\r
-                    continue;\r
-                }\r
-\r
-                x = width - fm.stringWidth(aa[i].label) - 3;\r
-\r
-                if (aa[i].graph>0 && aa[i].graphHeight>0)\r
-                {\r
-                    graphExtras = y;\r
-\r
-                    y += (aa[i].height / 3);\r
-\r
-                    if(aa[i].graphGroup<0)\r
-                        graphExtras = y + fontHeight;\r
-                }\r
-\r
-                if(aa[i].graphGroup>-1)\r
-                {\r
-                  int groupSize = 0;\r
-                  for (int gg = 0; gg < aa.length; gg++)\r
-                  {\r
-                    if (aa[gg].graphGroup == aa[i].graphGroup)\r
-                      groupSize++;\r
-                  }\r
-\r
-                  if(groupSize * (fontHeight+8) < aa[i].height)\r
-                    graphExtras += (aa[i].height -( groupSize * (fontHeight+8)) )/2;\r
-\r
-                 for(int gg=0; gg<aa.length; gg++)\r
-                 {\r
-                   if(aa[gg].graphGroup==aa[i].graphGroup)\r
-                   {\r
-                     x = width - fm.stringWidth(aa[gg].label) - 3;\r
-                     g.drawString(aa[gg].label, x, graphExtras );\r
-                     if(aa[gg].annotations[0]!=null)\r
-                       g.setColor(aa[gg].annotations[0].colour);\r
-\r
-                     g.drawLine( x, graphExtras+3,\r
-                                 x+fm.stringWidth(aa[gg].label),\r
-                                 graphExtras+3);\r
-\r
-                     g.setColor(Color.black);\r
-                     graphExtras += fontHeight+8;\r
-                   }\r
-                 }\r
-                }\r
-                else\r
-                  g.drawString(aa[i].label, x, y);\r
-\r
-                if (aa[i].graph>0)\r
-                {\r
-                /*  if (aa[i].graphLines != null)\r
-                  {\r
-                    for (int gl = 0; gl < aa[i].graphLines.size(); gl++)\r
-                    {\r
-                       x = width - fm.stringWidth(aa[i].getGraphLine(gl).label) - 3;\r
-                      g.drawString(aa[i].getGraphLine(gl).label, x, graphExtras);\r
-                      g.setColor(aa[i].getGraphLine(gl).colour);\r
-                      Graphics2D g2 = (Graphics2D) g;\r
-                      g2.setStroke(new BasicStroke(1,\r
-                          BasicStroke.CAP_SQUARE,\r
-                          BasicStroke.JOIN_ROUND, 3f,\r
-                          new float[]\r
-                          {5f, 3f}, 0f));\r
-\r
-                      graphExtras += 3;\r
-\r
-                      g.drawLine(x, graphExtras,\r
-                                 x+fm.stringWidth(aa[i].label),\r
-                                 graphExtras);\r
-                      g2.setStroke(new BasicStroke());\r
-                    }\r
-                  }*/\r
-                    y += ((2 * aa[i].height) / 3);\r
-                }\r
-                else\r
-                {\r
-                    y += aa[i].height;\r
-                }\r
-            }\r
-        }\r
-\r
-        if (resizePanel)\r
-        {\r
-          g.drawImage(image, 2, 0 - scrollOffset, this);\r
-        }\r
-        else if (dragEvent != null && aa!=null)\r
-        {\r
-          g.setColor(Color.lightGray);\r
-          g.drawString(aa[selectedRow].label, dragEvent.getX(), dragEvent.getY() - scrollOffset);\r
-        }\r
-\r
-\r
-        if ((aa == null) || (aa.length < 1))\r
-        {\r
-            g.drawString("Right click", 2, 8);\r
-            g.drawString("to add annotation", 2, 18);\r
-        }\r
-    }\r
-}\r
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer
+ * Copyright (C) 2006 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 jalview.datamodel.*;
+import jalview.io.FormatAdapter;
+
+import java.awt.*;
+import java.awt.datatransfer.StringSelection;
+import java.awt.event.*;
+import java.awt.image.*;
+import java.util.Vector;
+
+import javax.swing.*;
+
+
+/**
+ * DOCUMENT ME!
+ *
+ * @author $author$
+ * @version $Revision$
+ */
+public class AnnotationLabels extends JPanel implements MouseListener,
+    MouseMotionListener, ActionListener
+{
+    static String ADDNEW = "Add New Row";
+    static String HIDE = "Hide This Row";
+    static String DELETE = "Delete This Row";
+    static String SHOWALL = "Show All Hidden Rows";
+    static String OUTPUT_TEXT = "Export Annotation";
+    static String COPYCONS_SEQ = "Copy Consensus Sequence";
+    boolean resizePanel = false;
+    Image image;
+    AlignmentPanel ap;
+    AlignViewport av;
+    boolean resizing = false;
+    MouseEvent dragEvent;
+    int oldY;
+    int selectedRow;
+    int scrollOffset = 0;
+    Font font = new Font("Arial", Font.PLAIN, 11);
+
+
+    /**
+     * Creates a new AnnotationLabels object.
+     *
+     * @param ap DOCUMENT ME!
+     */
+    public AnnotationLabels(AlignmentPanel ap)
+    {
+        this.ap = ap;
+        av = ap.av;
+
+        java.net.URL url = getClass().getResource("/images/idwidth.gif");
+        Image temp = null;
+
+        if (url != null)
+        {
+            temp = java.awt.Toolkit.getDefaultToolkit().createImage(url);
+        }
+
+        try
+        {
+            MediaTracker mt = new MediaTracker(this);
+            mt.addImage(temp, 0);
+            mt.waitForID(0);
+        }
+        catch (Exception ex)
+        {
+        }
+
+        BufferedImage bi = new BufferedImage(temp.getHeight(this),
+                temp.getWidth(this), BufferedImage.TYPE_INT_RGB);
+        Graphics2D g = (Graphics2D) bi.getGraphics();
+        g.rotate(Math.toRadians(90));
+        g.drawImage(temp, 0, -bi.getWidth(this), this);
+        image = (Image) bi;
+
+        addMouseListener(this);
+        addMouseMotionListener(this);
+    }
+
+    public AnnotationLabels(AlignViewport av)
+    {
+      this.av = av;
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param y DOCUMENT ME!
+     */
+    public void setScrollOffset(int y)
+    {
+        scrollOffset = y;
+        repaint();
+    }
+
+    void getSelectedRow(int y)
+    {
+      int height = 0;
+      AlignmentAnnotation[] aa = ap.av.alignment.getAlignmentAnnotation();
+
+      if(aa!=null)
+      {
+        for (int i = 0; i < aa.length; i++)
+        {
+          if (!aa[i].visible)
+          {
+            continue;
+          }
+
+          height += aa[i].height;
+
+          if (y < height)
+          {
+            selectedRow = i;
+
+            break;
+          }
+        }
+      }
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param evt DOCUMENT ME!
+     */
+    public void actionPerformed(ActionEvent evt)
+    {
+        int dif = 0;
+        AlignmentAnnotation[] aa = ap.av.alignment.getAlignmentAnnotation();
+
+        if (evt.getActionCommand().equals(ADDNEW))
+        {
+            String label = JOptionPane.showInputDialog(this,
+                    "Label for annotation");
+
+            if (label == null)
+            {
+                label = "";
+            }
+
+            AlignmentAnnotation newAnnotation = new AlignmentAnnotation(label,
+                    "New description",
+                    new Annotation[ap.av.alignment.getWidth()]);
+
+            ap.av.alignment.addAnnotation(newAnnotation);
+            ap.av.alignment.setAnnotationIndex(newAnnotation, 0);
+            if (aa != null)
+              dif = aa[aa.length - 1].height;
+        }
+        else if (evt.getActionCommand().equals(HIDE))
+        {
+            aa[selectedRow].visible = false;
+
+            if (aa[selectedRow].label.equals("Conservation"))
+            {
+                ap.av.showConservation = false;
+            }
+
+            if (aa[selectedRow].label.equals("Quality"))
+            {
+                ap.av.showQuality = false;
+            }
+
+            if (aa[selectedRow].label.equals("Consensus"))
+            {
+                ap.av.showIdentity = false;
+            }
+
+            dif = aa[selectedRow].height * -1;
+        }
+        else if (evt.getActionCommand().equals(DELETE))
+        {
+            ap.av.alignment.deleteAnnotation(aa[selectedRow]);
+            dif = aa[selectedRow].height * -1;
+        }
+        else if (evt.getActionCommand().equals(SHOWALL))
+        {
+            for (int i = 0; i < aa.length; i++)
+            {
+                if (!aa[i].visible)
+                {
+                    dif += aa[i].height;
+                    aa[i].visible = true;
+                }
+            }
+        }
+        else if (evt.getActionCommand().equals(OUTPUT_TEXT))
+        {
+          new AnnotationExporter().exportAnnotations(
+              ap,
+              new AlignmentAnnotation[]
+              {aa[selectedRow]}
+              );
+        }
+        else if (evt.getActionCommand().equals(COPYCONS_SEQ))
+        {
+          SequenceI cons=av.getConsensusSeq();
+          if (cons!=null)
+            copy_annotseqtoclipboard(cons);
+          
+        }
+
+        ap.annotationPanel.adjustPanelHeight();
+        ap.annotationScroller.validate();
+        ap.repaint();
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param evt DOCUMENT ME!
+     */
+    public void mousePressed(MouseEvent evt)
+    {
+        getSelectedRow(evt.getY() - scrollOffset);
+        oldY = evt.getY();
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param evt DOCUMENT ME!
+     */
+    public void mouseReleased(MouseEvent evt)
+    {
+        int start = selectedRow;
+        getSelectedRow(evt.getY() - scrollOffset);
+        int end = selectedRow;
+
+        if(start!=end)
+        {
+          //Swap these annotations
+          AlignmentAnnotation startAA = ap.av.alignment.getAlignmentAnnotation()[start];
+          AlignmentAnnotation endAA = ap.av.alignment.getAlignmentAnnotation()[end];
+
+
+          ap.av.alignment.getAlignmentAnnotation()[end] = startAA;
+          ap.av.alignment.getAlignmentAnnotation()[start] = endAA;
+        }
+
+        resizePanel = false;
+        dragEvent = null;
+        repaint();
+        ap.annotationPanel.repaint();
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param evt DOCUMENT ME!
+     */
+    public void mouseEntered(MouseEvent evt)
+    {
+      if(evt.getY()<10)
+      {
+        resizePanel = true;
+        repaint();
+      }
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param evt DOCUMENT ME!
+     */
+    public void mouseExited(MouseEvent evt)
+    {
+      if(dragEvent == null)
+      {
+        resizePanel = false;
+        repaint();
+      }
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param evt DOCUMENT ME!
+     */
+    public void mouseDragged(MouseEvent evt)
+    {
+      dragEvent = evt;
+
+      if (resizePanel)
+      {
+        Dimension d = ap.annotationScroller.getPreferredSize();
+        int dif = evt.getY() - oldY;
+
+        dif /= ap.av.charHeight;
+        dif *= ap.av.charHeight;
+
+        if ( (d.height - dif) > 20)
+        {
+          ap.annotationScroller.setPreferredSize(new Dimension(d.width,
+              d.height - dif));
+          d = ap.annotationSpaceFillerHolder.getPreferredSize();
+          ap.annotationSpaceFillerHolder.setPreferredSize(new Dimension(
+              d.width, d.height - dif));
+          ap.repaint();
+        }
+
+        ap.addNotify();
+      }
+      else
+        repaint();
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param evt DOCUMENT ME!
+     */
+    public void mouseMoved(MouseEvent evt)
+    {
+      resizePanel = evt.getY()<10;
+
+      repaint();
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param evt DOCUMENT ME!
+     */
+    public void mouseClicked(MouseEvent evt)
+    {
+       if(!SwingUtilities.isRightMouseButton(evt))
+         return;
+
+        AlignmentAnnotation[] aa = ap.av.alignment.getAlignmentAnnotation();
+
+        if ((aa == null) || (aa.length == 0))
+        {
+            JPopupMenu pop = new JPopupMenu("Annotations");
+            JMenuItem item = new JMenuItem(ADDNEW);
+            item.addActionListener(this);
+            pop.add(item);
+            pop.show(this, evt.getX(), evt.getY());
+
+            return;
+        }
+
+
+        JPopupMenu pop = new JPopupMenu("Annotations");
+        JMenuItem item = new JMenuItem(ADDNEW);
+        item.addActionListener(this);
+        pop.add(item);
+        item = new JMenuItem(HIDE);
+        item.addActionListener(this);
+        pop.add(item);
+        item = new JMenuItem(DELETE);
+        item.addActionListener(this);
+        pop.add(item);
+        item = new JMenuItem(SHOWALL);
+        item.addActionListener(this);
+        pop.add(item);
+        item = new JMenuItem(OUTPUT_TEXT);
+        item.addActionListener(this);
+        pop.add(item);
+        // annotation object should be typed
+        if (aa[selectedRow].label.equals("Consensus"))
+        {
+          pop.addSeparator();
+          final JCheckBoxMenuItem cbmi = new JCheckBoxMenuItem(
+              "Ignore Gaps In Consensus",
+              ap.av.getIgnoreGapsConsensus());
+          cbmi.addActionListener(new ActionListener()
+              {public void actionPerformed(ActionEvent e)
+               {
+                 ap.av.setIgnoreGapsConsensus(cbmi.getState());
+                 ap.repaint();
+               }
+              });
+          pop.add(cbmi);
+          final JMenuItem consclipbrd = new JMenuItem(COPYCONS_SEQ);
+          consclipbrd.addActionListener(this);
+          pop.add(consclipbrd);
+        }
+
+        pop.show(this, evt.getX(), evt.getY());
+    }
+    /**
+     * do a single sequence copy to jalview and the system clipboard
+     *
+     * @param sq sequence to be copied to clipboard
+     */
+    protected void copy_annotseqtoclipboard(SequenceI sq)
+    {
+      SequenceI [] seqs = new SequenceI[] { sq };
+      String[] omitHidden = null;
+      SequenceI [] dseqs=new SequenceI[] { sq.getDatasetSequence()};
+      if (dseqs[0]==null) {
+        dseqs[0] = new Sequence(sq);
+        dseqs[0].setSequence(jalview.analysis.AlignSeq.extractGaps(jalview.util.Comparison.GapChars, sq.getSequence()));
+        sq.setDatasetSequence(dseqs[0]);
+      }
+      Alignment ds=new Alignment(dseqs);
+      if (av.hasHiddenColumns)
+      {
+        omitHidden = av.getColumnSelection().getVisibleSequenceStrings(0, sq.getLength(), seqs);
+      }
+
+      String output = new FormatAdapter().formatSequences(
+          "Fasta",
+          seqs,
+          omitHidden);
+
+
+      Toolkit.getDefaultToolkit().getSystemClipboard()
+          .setContents(new StringSelection(output), Desktop.instance);
+
+      Vector hiddenColumns = null;
+      if(av.hasHiddenColumns)
+      {
+        hiddenColumns =new Vector();
+        for(int i=0; i<av.getColumnSelection().getHiddenColumns().size(); i++)
+        {
+          int[] region = (int[])
+              av.getColumnSelection().getHiddenColumns().elementAt(i);
+
+          hiddenColumns.addElement(new int[]{region[0],
+                            region[1]});
+        }
+      }
+      
+      Desktop.jalviewClipboard = new Object[]{ seqs,
+          ds, // what is the dataset of a consensus sequence ? need to flag sequence as special.
+          hiddenColumns};
+    }
+    /**
+     * DOCUMENT ME!
+     *
+     * @param g1 DOCUMENT ME!
+     */
+    public void paintComponent(Graphics g)
+    {
+
+        int width = getWidth();
+        if(width==0)
+         width = ap.calculateIdWidth().width + 4;
+
+       Graphics2D g2 = (Graphics2D) g;
+       if(av.antiAlias)
+        g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
+            RenderingHints.VALUE_ANTIALIAS_ON);
+
+       drawComponent(g2, width);
+
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param g DOCUMENT ME!
+     */
+    public void drawComponent(Graphics g, int width)
+    {
+        if(av.getFont().getSize()<10)
+          g.setFont(font);
+        else
+          g.setFont(av.getFont());
+
+        FontMetrics fm = g.getFontMetrics(g.getFont());
+        g.setColor(Color.white);
+        g.fillRect(0, 0, getWidth(), getHeight());
+
+        g.translate(0, scrollOffset);
+        g.setColor(Color.black);
+
+        AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();
+        int fontHeight = g.getFont().getSize();
+        int y = fontHeight;
+        int x = 0;
+        int graphExtras = 0;
+
+
+
+        if (aa != null)
+        {
+            for (int i = 0; i < aa.length; i++)
+            {
+                if (!aa[i].visible)
+                {
+                    continue;
+                }
+
+                x = width - fm.stringWidth(aa[i].label) - 3;
+
+                if (aa[i].graph>0 && aa[i].graphHeight>0)
+                {
+                    graphExtras = y;
+
+                    y += (aa[i].height / 3);
+
+                    if(aa[i].graphGroup<0)
+                        graphExtras = y + fontHeight;
+                }
+
+                if(aa[i].graphGroup>-1)
+                {
+                  int groupSize = 0;
+                  for (int gg = 0; gg < aa.length; gg++)
+                  {
+                    if (aa[gg].graphGroup == aa[i].graphGroup)
+                      groupSize++;
+                  }
+
+                  if(groupSize * (fontHeight+8) < aa[i].height)
+                    graphExtras += (aa[i].height -( groupSize * (fontHeight+8)) )/2;
+
+                 for(int gg=0; gg<aa.length; gg++)
+                 {
+                   if(aa[gg].graphGroup==aa[i].graphGroup)
+                   {
+                     x = width - fm.stringWidth(aa[gg].label) - 3;
+                     g.drawString(aa[gg].label, x, graphExtras );
+                     if(aa[gg].annotations[0]!=null)
+                       g.setColor(aa[gg].annotations[0].colour);
+
+                     g.drawLine( x, graphExtras+3,
+                                 x+fm.stringWidth(aa[gg].label),
+                                 graphExtras+3);
+
+                     g.setColor(Color.black);
+                     graphExtras += fontHeight+8;
+                   }
+                 }
+                }
+                else
+                  g.drawString(aa[i].label, x, y);
+
+                if (aa[i].graph>0)
+                {
+                /*  if (aa[i].graphLines != null)
+                  {
+                    for (int gl = 0; gl < aa[i].graphLines.size(); gl++)
+                    {
+                       x = width - fm.stringWidth(aa[i].getGraphLine(gl).label) - 3;
+                      g.drawString(aa[i].getGraphLine(gl).label, x, graphExtras);
+                      g.setColor(aa[i].getGraphLine(gl).colour);
+                      Graphics2D g2 = (Graphics2D) g;
+                      g2.setStroke(new BasicStroke(1,
+                          BasicStroke.CAP_SQUARE,
+                          BasicStroke.JOIN_ROUND, 3f,
+                          new float[]
+                          {5f, 3f}, 0f));
+
+                      graphExtras += 3;
+
+                      g.drawLine(x, graphExtras,
+                                 x+fm.stringWidth(aa[i].label),
+                                 graphExtras);
+                      g2.setStroke(new BasicStroke());
+                    }
+                  }*/
+                    y += ((2 * aa[i].height) / 3);
+                }
+                else
+                {
+                    y += aa[i].height;
+                }
+            }
+        }
+
+        if (resizePanel)
+        {
+          g.drawImage(image, 2, 0 - scrollOffset, this);
+        }
+        else if (dragEvent != null && aa!=null)
+        {
+          g.setColor(Color.lightGray);
+          g.drawString(aa[selectedRow].label, dragEvent.getX(), dragEvent.getY() - scrollOffset);
+        }
+
+
+        if ((aa == null) || (aa.length < 1))
+        {
+            g.drawString("Right click", 2, 8);
+            g.drawString("to add annotation", 2, 18);
+        }
+    }
+}