Formatting changes
[jalview.git] / src / jalview / gui / AnnotationPanel.java
index 50c9fef..9ae103e 100755 (executable)
  */\r
 package jalview.gui;\r
 \r
-import java.util.*;\r
+import jalview.datamodel.*;\r
 \r
 import java.awt.*;\r
 import java.awt.event.*;\r
 import java.awt.image.*;\r
+\r
+import java.util.*;\r
+\r
 import javax.swing.*;\r
 \r
-import jalview.datamodel.*;\r
 \r
-public class AnnotationPanel\r
-    extends JPanel implements MouseListener,\r
+/**\r
+ * DOCUMENT ME!\r
+ *\r
+ * @author $author$\r
+ * @version $Revision$\r
+ */\r
+public class AnnotationPanel extends JPanel implements MouseListener,\r
     MouseMotionListener, ActionListener, AdjustmentListener\r
 {\r
-  static String HELIX = "Helix";\r
-  static String SHEET = "Sheet";\r
-  static String LABEL = "Label";\r
-  static String REMOVE = "Remove Annotation";\r
-  static String COLOUR = "Colour";\r
-  static Color HELIX_COLOUR = Color.red.darker();\r
-  static Color SHEET_COLOUR = Color.green.darker().darker();\r
-\r
-  public static int GRAPH_HEIGHT = 40;\r
-  AlignViewport av;\r
-  AlignmentPanel ap;\r
-  int activeRow = -1;\r
-  ArrayList activeRes;\r
-  BufferedImage image;\r
-  Graphics2D gg;\r
-  FontMetrics fm;\r
-  int imgWidth = 0;\r
-  boolean fastPaint = false;\r
-\r
-  public AnnotationPanel(AlignmentPanel ap)\r
-  {\r
-    ToolTipManager.sharedInstance().registerComponent(this);\r
-    ToolTipManager.sharedInstance().setInitialDelay(0);\r
-    ToolTipManager.sharedInstance().setDismissDelay(10000);\r
-    this.ap = ap;\r
-    av = ap.av;\r
-    this.setLayout(null);\r
-    addMouseListener(this);\r
-    addMouseMotionListener(this);\r
-    ap.annotationScroller.getVerticalScrollBar().addAdjustmentListener(this);\r
-  }\r
-\r
-  public void adjustmentValueChanged(AdjustmentEvent evt)\r
-  {\r
-    ap.alabels.setScrollOffset( -evt.getValue());\r
-  }\r
-\r
-  public void adjustPanelHeight()\r
-  {\r
-    // setHeight of panels\r
-    AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
-    int height = 0;\r
-\r
-    if (aa != null)\r
+    static String HELIX = "Helix";\r
+    static String SHEET = "Sheet";\r
+    static String LABEL = "Label";\r
+    static String REMOVE = "Remove Annotation";\r
+    static String COLOUR = "Colour";\r
+    static Color HELIX_COLOUR = Color.red.darker();\r
+    static Color SHEET_COLOUR = Color.green.darker().darker();\r
+\r
+    /** DOCUMENT ME!! */\r
+    public static int GRAPH_HEIGHT = 40;\r
+    AlignViewport av;\r
+    AlignmentPanel ap;\r
+    int activeRow = -1;\r
+    Vector activeRes;\r
+    BufferedImage image;\r
+    Graphics2D gg;\r
+    FontMetrics fm;\r
+    int imgWidth = 0;\r
+    boolean fastPaint = false;\r
+\r
+    /**\r
+     * Creates a new AnnotationPanel object.\r
+     *\r
+     * @param ap DOCUMENT ME!\r
+     */\r
+    public AnnotationPanel(AlignmentPanel ap)\r
     {\r
-      for (int i = 0; i < aa.length; i++)\r
-      {\r
-        if (!aa[i].visible)\r
-        {\r
-          continue;\r
-        }\r
+        ToolTipManager.sharedInstance().registerComponent(this);\r
+        ToolTipManager.sharedInstance().setInitialDelay(0);\r
+        ToolTipManager.sharedInstance().setDismissDelay(10000);\r
+        this.ap = ap;\r
+        av = ap.av;\r
+        this.setLayout(null);\r
+        addMouseListener(this);\r
+        addMouseMotionListener(this);\r
+        ap.annotationScroller.getVerticalScrollBar().addAdjustmentListener(this);\r
+    }\r
 \r
-        aa[i].height = 0;\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param evt DOCUMENT ME!\r
+     */\r
+    public void adjustmentValueChanged(AdjustmentEvent evt)\r
+    {\r
+        ap.alabels.setScrollOffset(-evt.getValue());\r
+    }\r
 \r
-        if (aa[i].hasText)\r
+    /**\r
+     * DOCUMENT ME!\r
+     */\r
+    public void adjustPanelHeight()\r
+    {\r
+        // setHeight of panels\r
+        AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
+        int height = 0;\r
+\r
+        if (aa != null)\r
         {\r
-          aa[i].height += av.charHeight;\r
+            for (int i = 0; i < aa.length; i++)\r
+            {\r
+                if (!aa[i].visible)\r
+                {\r
+                    continue;\r
+                }\r
+\r
+                aa[i].height = 0;\r
+\r
+                if (aa[i].hasText)\r
+                {\r
+                    aa[i].height += av.charHeight;\r
+                }\r
+\r
+                if (aa[i].hasIcons)\r
+                {\r
+                    aa[i].height += 16;\r
+                }\r
+\r
+                if (aa[i].isGraph)\r
+                {\r
+                    aa[i].height += GRAPH_HEIGHT;\r
+                }\r
+\r
+                if (aa[i].height == 0)\r
+                {\r
+                    aa[i].height = 20;\r
+                }\r
+\r
+                height += aa[i].height;\r
+            }\r
         }\r
-\r
-        if (aa[i].hasIcons)\r
+        else\r
         {\r
-          aa[i].height += 16;\r
+            height = 20;\r
         }\r
 \r
-        if (aa[i].isGraph)\r
+        this.setPreferredSize(new Dimension(1, height));\r
+    }\r
+\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param col DOCUMENT ME!\r
+     */\r
+    public void removeEditableColumn(int col)\r
+    {\r
+        if (activeRow == -1)\r
         {\r
-          aa[i].height += GRAPH_HEIGHT;\r
+            AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
+\r
+            for (int j = 0; j < aa.length; j++)\r
+            {\r
+                if (aa[j].editable)\r
+                {\r
+                    activeRow = j;\r
+\r
+                    break;\r
+                }\r
+            }\r
         }\r
 \r
-        if (aa[i].height == 0)\r
+        if ((activeRes != null) && activeRes.contains(String.valueOf(col)))\r
         {\r
-          aa[i].height = 20;\r
+            activeRes.removeElement(String.valueOf(col));\r
         }\r
 \r
-        height += aa[i].height;\r
-      }\r
+        repaint();\r
     }\r
-    else\r
+\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param col DOCUMENT ME!\r
+     */\r
+    public void addEditableColumn(int col)\r
     {\r
-      height = 20;\r
-    }\r
+        if (activeRow == -1)\r
+        {\r
+            AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
 \r
-    this.setPreferredSize(new Dimension(1, height));\r
-  }\r
+            for (int j = 0; j < aa.length; j++)\r
+            {\r
+                if (aa[j].editable)\r
+                {\r
+                    activeRow = j;\r
 \r
-  public void addEditableColumn(int i)\r
-  {\r
-    if (activeRow == -1)\r
-    {\r
-      AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
+                    break;\r
+                }\r
+            }\r
+        }\r
 \r
-      for (int j = 0; j < aa.length; j++)\r
-      {\r
-        if (aa[j].editable)\r
+        if (activeRes == null)\r
         {\r
-          activeRow = j;\r
-\r
-          break;\r
+            activeRes = new Vector();\r
         }\r
-      }\r
-    }\r
 \r
-    if (activeRes == null)\r
-    {\r
-      activeRes = new ArrayList();\r
-      activeRes.add(String.valueOf(i));\r
+        if (!activeRes.contains(String.valueOf(col)))\r
+        {\r
+            activeRes.addElement(String.valueOf(col));\r
+        }\r
 \r
-      return;\r
+        repaint();\r
     }\r
 \r
-    activeRes.add(String.valueOf(i));\r
-  }\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param evt DOCUMENT ME!\r
+     */\r
+    public void actionPerformed(ActionEvent evt)\r
+    {\r
+        AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
+        Annotation[] anot = aa[activeRow].annotations;\r
 \r
-  public void actionPerformed(ActionEvent evt)\r
-  {\r
-    AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
-    Annotation[] anot = aa[activeRow].annotations;\r
+        if (evt.getActionCommand().equals(REMOVE))\r
+        {\r
+            for (int i = 0; i < activeRes.size(); i++)\r
+            {\r
+                anot[Integer.parseInt(activeRes.get(i).toString())] = null;\r
+                anot[Integer.parseInt(activeRes.get(i).toString())] = null;\r
+            }\r
+        }\r
+        else if (evt.getActionCommand().equals(LABEL))\r
+        {\r
+            String label = JOptionPane.showInputDialog(this, "Enter Label ",\r
+                    "Enter label", JOptionPane.QUESTION_MESSAGE);\r
 \r
-    if (evt.getActionCommand().equals(REMOVE))\r
-    {\r
-      for (int i = 0; i < activeRes.size(); i++)\r
-      {\r
-        anot[Integer.parseInt(activeRes.get(i).toString())] = null;\r
-        anot[Integer.parseInt(activeRes.get(i).toString())] = null;\r
-      }\r
-    }\r
-    else if (evt.getActionCommand().equals(LABEL))\r
-    {\r
-      String label = JOptionPane.showInputDialog(this, "Enter Label ",\r
-                                                 "Enter label",\r
-                                                 JOptionPane.QUESTION_MESSAGE);\r
+            if (label == null)\r
+            {\r
+                return;\r
+            }\r
 \r
-      if (label == null)\r
-      {\r
-        label = "";\r
-      }\r
+            if ((label.length() > 0) && !aa[activeRow].hasText)\r
+            {\r
+                aa[activeRow].hasText = true;\r
+            }\r
 \r
-      if ( (label.length() > 0) && !aa[activeRow].hasText)\r
-      {\r
-        aa[activeRow].hasText = true;\r
-      }\r
+            for (int i = 0; i < activeRes.size(); i++)\r
+            {\r
+                int index = Integer.parseInt(activeRes.get(i).toString());\r
 \r
-      for (int i = 0; i < activeRes.size(); i++)\r
-      {\r
-        int index = Integer.parseInt(activeRes.get(i).toString());\r
+                if (anot[index] == null)\r
+                {\r
+                    anot[index] = new Annotation(label, "", ' ', 0);\r
+                }\r
 \r
-        if (anot[index] == null)\r
-        {\r
-          anot[index] = new Annotation(label, "", ' ', 0);\r
+                anot[index].displayCharacter = label;\r
+            }\r
         }\r
+        else if (evt.getActionCommand().equals(COLOUR))\r
+        {\r
+            Color col = JColorChooser.showDialog(this,\r
+                    "Choose foreground colour", Color.black);\r
 \r
-        anot[index].displayCharacter = label;\r
-      }\r
-    }\r
-    else if (evt.getActionCommand().equals(COLOUR))\r
-    {\r
-      Color col = JColorChooser.showDialog(this,\r
-                                           "Choose foreground colour",\r
-                                           Color.black);\r
+            for (int i = 0; i < activeRes.size(); i++)\r
+            {\r
+                int index = Integer.parseInt(activeRes.get(i).toString());\r
 \r
-      for (int i = 0; i < activeRes.size(); i++)\r
-      {\r
-        int index = Integer.parseInt(activeRes.get(i).toString());\r
+                if (anot[index] == null)\r
+                {\r
+                    anot[index] = new Annotation("", "", ' ', 0);\r
+                }\r
 \r
-        if (anot[index] == null)\r
-        {\r
-          anot[index] = new Annotation("", "", ' ', 0);\r
+                anot[index].colour = col;\r
+            }\r
         }\r
-\r
-        anot[index].colour = col;\r
-      }\r
-    }\r
-    else // HELIX OR SHEET\r
-    {\r
-      char type = 0;\r
-      String symbol = "\u03B1";\r
-\r
-      if (evt.getActionCommand().equals(HELIX))\r
-      {\r
-        type = 'H';\r
-      }\r
-      else if (evt.getActionCommand().equals(SHEET))\r
-      {\r
-        type = 'E';\r
-        symbol = "\u03B2";\r
-      }\r
-\r
-      if (!aa[activeRow].hasIcons)\r
-      {\r
-        aa[activeRow].hasIcons = true;\r
-      }\r
-\r
-      String label = JOptionPane.showInputDialog(\r
-          "Enter a label for the structure?",\r
-          symbol);\r
-\r
-      if (label == null)\r
-      {\r
-        label = "";\r
-      }\r
-\r
-      if ( (label.length() > 0) && !aa[activeRow].hasText)\r
-      {\r
-        aa[activeRow].hasText = true;\r
-      }\r
-\r
-      for (int i = 0; i < activeRes.size(); i++)\r
-      {\r
-        int index = Integer.parseInt(activeRes.get(i).toString());\r
-\r
-        if (anot[index] == null)\r
+        else // HELIX OR SHEET\r
         {\r
-          anot[index] = new Annotation(label, "", type, 0);\r
-        }\r
+            char type = 0;\r
+            String symbol = "\u03B1";\r
 \r
-        anot[index].secondaryStructure = type;\r
-        anot[index].displayCharacter = label;\r
-      }\r
-    }\r
+            if (evt.getActionCommand().equals(HELIX))\r
+            {\r
+                type = 'H';\r
+            }\r
+            else if (evt.getActionCommand().equals(SHEET))\r
+            {\r
+                type = 'E';\r
+                symbol = "\u03B2";\r
+            }\r
 \r
-    adjustPanelHeight();\r
-    activeRes = null;\r
-    repaint();\r
+            if (!aa[activeRow].hasIcons)\r
+            {\r
+                aa[activeRow].hasIcons = true;\r
+            }\r
 \r
-    return;\r
-  }\r
+            String label = JOptionPane.showInputDialog("Enter a label for the structure?",\r
+                    symbol);\r
 \r
-  public void mousePressed(MouseEvent evt)\r
-  {\r
-    int height = 0;\r
-    activeRow = -1;\r
-    AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
+            if (label == null)\r
+            {\r
+                return;\r
+            }\r
 \r
-    for (int i = 0; i < aa.length; i++)\r
-    {\r
-      height += aa[i].height;\r
+            if ((label.length() > 0) && !aa[activeRow].hasText)\r
+            {\r
+                aa[activeRow].hasText = true;\r
+            }\r
 \r
-      if (evt.getY() < height)\r
-      {\r
-        if (aa[i].editable)\r
-           activeRow = i;\r
-         else\r
-           activeRes = null;\r
+            for (int i = 0; i < activeRes.size(); i++)\r
+            {\r
+                int index = Integer.parseInt(activeRes.get(i).toString());\r
 \r
-        break;\r
-      }\r
-    }\r
+                if (anot[index] == null)\r
+                {\r
+                    anot[index] = new Annotation(label, "", type, 0);\r
+                }\r
 \r
+                anot[index].secondaryStructure = type;\r
+                anot[index].displayCharacter = label;\r
+            }\r
+        }\r
+\r
+        adjustPanelHeight();\r
+        activeRes = null;\r
+        repaint();\r
 \r
-    if (SwingUtilities.isRightMouseButton(evt))\r
-    {\r
-      if (activeRes == null)\r
-      {\r
         return;\r
-      }\r
-\r
-\r
-      JPopupMenu pop = new JPopupMenu("Structure type");\r
-      JMenuItem item = new JMenuItem(HELIX);\r
-      item.addActionListener(this);\r
-      pop.add(item);\r
-      item = new JMenuItem(SHEET);\r
-      item.addActionListener(this);\r
-      pop.add(item);\r
-      item = new JMenuItem(LABEL);\r
-      item.addActionListener(this);\r
-      pop.add(item);\r
-      item = new JMenuItem(COLOUR);\r
-      item.addActionListener(this);\r
-      pop.add(item);\r
-      item = new JMenuItem(REMOVE);\r
-      item.addActionListener(this);\r
-      pop.add(item);\r
-      pop.show(this, evt.getX(), evt.getY());\r
-\r
-      return;\r
     }\r
 \r
-\r
-    if (aa == null)\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param evt DOCUMENT ME!\r
+     */\r
+    public void mousePressed(MouseEvent evt)\r
     {\r
-      return;\r
-    }\r
+        int height = 0;\r
+        activeRow = -1;\r
 \r
+        AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
 \r
-    int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();\r
-\r
-    if (evt.isControlDown() || evt.isAltDown())\r
-    {\r
-      addEditableColumn(res);\r
-    }\r
-    else if (evt.isShiftDown())\r
-    {\r
-      if (activeRes == null)\r
-      {\r
-        activeRes = new ArrayList();\r
-      }\r
-      else\r
-      {\r
-        int start = Integer.parseInt(activeRes.get(activeRes.size() -\r
-            1).toString());\r
-        int end = res;\r
-\r
-        if (end < start)\r
+        for (int i = 0; i < aa.length; i++)\r
         {\r
-          int temp = end;\r
-          end = start;\r
-          start = temp;\r
-        }\r
+            height += aa[i].height;\r
 \r
-        for (int n = start; n <= end; n++)\r
-        {\r
-          addEditableColumn(n);\r
+            if (evt.getY() < height)\r
+            {\r
+                if (aa[i].editable)\r
+                {\r
+                    activeRow = i;\r
+                }\r
+                else\r
+                {\r
+                    activeRes = null;\r
+                }\r
+\r
+                break;\r
+            }\r
         }\r
-      }\r
-    }\r
-    else\r
-    {\r
-      activeRes = new ArrayList();\r
-      activeRes.add(String.valueOf(res));\r
-    }\r
 \r
-    repaint();\r
-  }\r
+        if (SwingUtilities.isRightMouseButton(evt))\r
+        {\r
+            if (activeRes == null)\r
+            {\r
+                return;\r
+            }\r
 \r
-  public void mouseReleased(MouseEvent evt)\r
-  {\r
-  }\r
+            JPopupMenu pop = new JPopupMenu("Structure type");\r
+            JMenuItem item = new JMenuItem(HELIX);\r
+            item.addActionListener(this);\r
+            pop.add(item);\r
+            item = new JMenuItem(SHEET);\r
+            item.addActionListener(this);\r
+            pop.add(item);\r
+            item = new JMenuItem(LABEL);\r
+            item.addActionListener(this);\r
+            pop.add(item);\r
+            item = new JMenuItem(COLOUR);\r
+            item.addActionListener(this);\r
+            pop.add(item);\r
+            item = new JMenuItem(REMOVE);\r
+            item.addActionListener(this);\r
+            pop.add(item);\r
+            pop.show(this, evt.getX(), evt.getY());\r
+\r
+            return;\r
+        }\r
 \r
-  public void mouseEntered(MouseEvent evt)\r
-  {\r
-  }\r
+        if (aa == null)\r
+        {\r
+            return;\r
+        }\r
 \r
-  public void mouseExited(MouseEvent evt)\r
-  {\r
-  }\r
+        int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();\r
 \r
-  public void mouseDragged(MouseEvent evt)\r
-  {\r
-  }\r
+        if (evt.isControlDown() || evt.isAltDown())\r
+        {\r
+            addEditableColumn(res);\r
+        }\r
+        else if (evt.isShiftDown())\r
+        {\r
+            if (activeRes == null)\r
+            {\r
+                activeRes = new Vector();\r
+            }\r
+            else\r
+            {\r
+                int start = Integer.parseInt(activeRes.get(activeRes.size() -\r
+                            1).toString());\r
+                int end = res;\r
+\r
+                if (end < start)\r
+                {\r
+                    int temp = end;\r
+                    end = start;\r
+                    start = temp;\r
+                }\r
+\r
+                for (int n = start; n <= end; n++)\r
+                {\r
+                    addEditableColumn(n);\r
+                }\r
+            }\r
+        }\r
+        else\r
+        {\r
+            activeRes = new Vector();\r
+            activeRes.addElement(String.valueOf(res));\r
+        }\r
 \r
-  public void mouseMoved(MouseEvent evt)\r
-  {\r
-    AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
+        repaint();\r
+    }\r
 \r
-    if (aa == null)\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param evt DOCUMENT ME!\r
+     */\r
+    public void mouseReleased(MouseEvent evt)\r
     {\r
-      return;\r
     }\r
 \r
-    int row = -1;\r
-    int height = 0;\r
-\r
-    for (int i = 0; i < aa.length; i++)\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param evt DOCUMENT ME!\r
+     */\r
+    public void mouseEntered(MouseEvent evt)\r
     {\r
-      if (aa[i].visible)\r
-      {\r
-        height += aa[i].height;\r
-      }\r
-\r
-      if (evt.getY() < height)\r
-      {\r
-        row = i;\r
-\r
-        break;\r
-      }\r
     }\r
 \r
-    int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();\r
-\r
-    if ( (row > -1) && (res < aa[row].annotations.length) &&\r
-        (aa[row].annotations[res] != null))\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param evt DOCUMENT ME!\r
+     */\r
+    public void mouseExited(MouseEvent evt)\r
     {\r
-      this.setToolTipText(aa[row].annotations[res].description);\r
-\r
-      StringBuffer text = new StringBuffer("Sequence position " +\r
-                                           (res + 1) + "  " +\r
-                                           aa[row].annotations[res].description);\r
-      ap.alignFrame.statusBar.setText(text.toString());\r
     }\r
-  }\r
 \r
-  public void mouseClicked(MouseEvent evt)\r
-  {\r
-  }\r
-\r
-  public void paintComponent(Graphics g)\r
-  {\r
-    g.setColor(Color.white);\r
-    g.fillRect(0, 0, getWidth(), getHeight());\r
-\r
-    if (fastPaint)\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param evt DOCUMENT ME!\r
+     */\r
+    public void mouseDragged(MouseEvent evt)\r
     {\r
-      g.drawImage(image, 0, 0, this);\r
-      fastPaint = false;\r
-\r
-      return;\r
     }\r
 \r
-    imgWidth = (av.endRes - av.startRes + 1) * av.charWidth;\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param evt DOCUMENT ME!\r
+     */\r
+    public void mouseMoved(MouseEvent evt)\r
+    {\r
+        AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
 \r
-    image = new BufferedImage(imgWidth, ap.annotationPanel.getHeight(),\r
-                              BufferedImage.TYPE_INT_RGB);\r
-    gg = (Graphics2D) image.getGraphics();\r
-    gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,\r
-                        RenderingHints.VALUE_ANTIALIAS_ON);\r
+        if (aa == null)\r
+        {\r
+            return;\r
+        }\r
 \r
-    gg.setFont(av.getFont());\r
-    fm = gg.getFontMetrics();\r
+        int row = -1;\r
+        int height = 0;\r
 \r
-    drawComponent(gg, av.startRes, av.endRes + 1);\r
-    g.drawImage(image, 0, 0, this);\r
-  }\r
+        for (int i = 0; i < aa.length; i++)\r
+        {\r
+            if (aa[i].visible)\r
+            {\r
+                height += aa[i].height;\r
+            }\r
 \r
-  public void fastPaint(int horizontal)\r
-  {\r
-    if ( (horizontal == 0) ||\r
-        (av.alignment.getAlignmentAnnotation() == null) ||\r
-        (av.alignment.getAlignmentAnnotation().length < 1))\r
-    {\r
-      repaint();\r
+            if (evt.getY() < height)\r
+            {\r
+                row = i;\r
 \r
-      return;\r
-    }\r
+                break;\r
+            }\r
+        }\r
 \r
-    gg.copyArea(0, 0, imgWidth, getHeight(), -horizontal * av.charWidth, 0);\r
+        int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();\r
 \r
-    int sr = av.startRes;\r
-    int er = av.endRes + 1;\r
-    int transX = 0;\r
+        if ((row > -1) && (res < aa[row].annotations.length) &&\r
+                (aa[row].annotations[res] != null))\r
+        {\r
+            this.setToolTipText(aa[row].annotations[res].description);\r
 \r
-    if (horizontal > 0) // scrollbar pulled right, image to the left\r
-    {\r
-      transX = (er - sr - horizontal) * av.charWidth;\r
-      sr = er - horizontal;\r
+            StringBuffer text = new StringBuffer("Sequence position " +\r
+                    (res + 1) + "  " + aa[row].annotations[res].description);\r
+            ap.alignFrame.statusBar.setText(text.toString());\r
+        }\r
     }\r
-    else if (horizontal < 0)\r
+\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param evt DOCUMENT ME!\r
+     */\r
+    public void mouseClicked(MouseEvent evt)\r
     {\r
-      er = sr - horizontal;\r
     }\r
 \r
-    gg.translate(transX, 0);\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param g DOCUMENT ME!\r
+     */\r
+    public void paintComponent(Graphics g)\r
+    {\r
+        g.setColor(Color.white);\r
+        g.fillRect(0, 0, getWidth(), getHeight());\r
 \r
-    drawComponent(gg, sr, er);\r
+        if (fastPaint)\r
+        {\r
+            g.drawImage(image, 0, 0, this);\r
+            fastPaint = false;\r
 \r
-    gg.translate( -transX, 0);\r
+            return;\r
+        }\r
 \r
-    fastPaint = true;\r
-    repaint();\r
-  }\r
+        imgWidth = (av.endRes - av.startRes + 1) * av.charWidth;\r
 \r
-  public void drawComponent(Graphics2D g, int startRes, int endRes)\r
-  {\r
-    g.setColor(Color.white);\r
-    g.fillRect(0, 0, (endRes - startRes) * av.charWidth, getHeight());\r
+        image = new BufferedImage(imgWidth, ap.annotationPanel.getHeight(),\r
+                BufferedImage.TYPE_INT_RGB);\r
+        gg = (Graphics2D) image.getGraphics();\r
+        gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,\r
+            RenderingHints.VALUE_ANTIALIAS_ON);\r
 \r
-    if ( (av.alignment.getAlignmentAnnotation() == null) ||\r
-        (av.alignment.getAlignmentAnnotation().length < 1))\r
-    {\r
-      g.setColor(Color.white);\r
-      g.fillRect(0, 0, getWidth(), getHeight());\r
-      g.setColor(Color.black);\r
-      g.drawString("Alignment has no annotations", 20, 15);\r
+        gg.setFont(av.getFont());\r
 \r
-      return;\r
+        drawComponent(gg, av.startRes, av.endRes + 1);\r
+        g.drawImage(image, 0, 0, this);\r
     }\r
 \r
-    AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
-\r
-    int j;\r
-    int x = 0;\r
-    int y = 0;\r
-    char[] lastSS = new char[aa.length];\r
-    int[] lastSSX = new int[aa.length];\r
-    int iconOffset = av.charHeight / 2;\r
-    boolean validRes = false;\r
-\r
-    //\u03B2 \u03B1\r
-    for (int i = 0; i < aa.length; i++)\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param horizontal DOCUMENT ME!\r
+     */\r
+    public void fastPaint(int horizontal)\r
     {\r
-      AlignmentAnnotation row = aa[i];\r
+        if ((horizontal == 0) ||\r
+                (av.alignment.getAlignmentAnnotation() == null) ||\r
+                (av.alignment.getAlignmentAnnotation().length < 1))\r
+        {\r
+            repaint();\r
 \r
-      if (!row.visible)\r
-      {\r
-        continue;\r
-      }\r
+            return;\r
+        }\r
 \r
-      if (row.isGraph)\r
-      {\r
-        // this is so that we draw the characters below the graph\r
-        y += row.height;\r
+        gg.copyArea(0, 0, imgWidth, getHeight(), -horizontal * av.charWidth, 0);\r
 \r
-        if (row.hasText)\r
-        {\r
-          y -= av.charHeight;\r
-        }\r
-      }\r
-\r
-      if (row.hasText)\r
-      {\r
-        iconOffset = av.charHeight / 2;\r
-      }\r
-      else\r
-      {\r
-        iconOffset = 0;\r
-      }\r
-\r
-      for (j = startRes; j < endRes; j++)\r
-      {\r
-        if ( (row.annotations.length <= j) ||\r
-            (row.annotations[j] == null))\r
+        int sr = av.startRes;\r
+        int er = av.endRes + 1;\r
+        int transX = 0;\r
+\r
+        if (horizontal > 0) // scrollbar pulled right, image to the left\r
         {\r
-          validRes = false;\r
+            transX = (er - sr - horizontal) * av.charWidth;\r
+            sr = er - horizontal;\r
         }\r
-        else\r
+        else if (horizontal < 0)\r
         {\r
-          validRes = true;\r
+            er = sr - horizontal;\r
         }\r
 \r
-        x = (j - startRes) * av.charWidth;\r
+        gg.translate(transX, 0);\r
 \r
-        if (activeRow == i)\r
-        {\r
-          g.setColor(Color.red);\r
+        drawComponent(gg, sr, er);\r
 \r
-          if (activeRes != null)\r
-          {\r
-            for (int n = 0; n < activeRes.size(); n++)\r
-            {\r
-              int v = Integer.parseInt(activeRes.get(n).toString());\r
+        gg.translate(-transX, 0);\r
 \r
-              if (v == j)\r
-              {\r
-                g.fillRect( (j - startRes) * av.charWidth, y,\r
-                           av.charWidth, row.height);\r
-              }\r
-            }\r
-          }\r
-        }\r
+        fastPaint = true;\r
+        repaint();\r
+    }\r
 \r
-        if (validRes &&\r
-            (row.annotations[j].displayCharacter.length() > 0))\r
-        {\r
-          int charOffset = (av.charWidth -\r
-                            fm.charWidth(row.annotations[j].displayCharacter.\r
-                                         charAt(\r
-                                             0))) / 2;\r
-          g.setColor(row.annotations[j].colour);\r
-\r
-          if (j == 0)\r
-          {\r
-            if ( (row.annotations[0].secondaryStructure == 'H') ||\r
-                (row.annotations[0].secondaryStructure == 'E'))\r
-            {\r
-              g.drawString(row.annotations[j].displayCharacter,\r
-                           x, y + iconOffset + 2);\r
-            }\r
-          }\r
-          else if ( ( (row.annotations[j].secondaryStructure == 'H') ||\r
-                     (row.annotations[j].secondaryStructure == 'E')) &&\r
-                   ( (row.annotations[j - 1] == null) ||\r
-                    (row.annotations[j].secondaryStructure != row.annotations[j -\r
-                     1].secondaryStructure)))\r
-          {\r
-            g.drawString(row.annotations[j].displayCharacter, x,\r
-                         y + iconOffset + 2);\r
-          }\r
-\r
-          if (!row.hasIcons)\r
-          {\r
-            g.drawString(row.annotations[j].displayCharacter,\r
-                         x + charOffset, y + iconOffset + 2);\r
-          }\r
-        }\r
+    /**\r
+     * DOCUMENT ME!\r
+     *\r
+     * @param g DOCUMENT ME!\r
+     * @param startRes DOCUMENT ME!\r
+     * @param endRes DOCUMENT ME!\r
+     */\r
+    public void drawComponent(Graphics2D g, int startRes, int endRes)\r
+    {\r
+      if(fm==null)\r
+        fm = g.getFontMetrics();\r
 \r
-        if (row.hasIcons)\r
+        g.setColor(Color.white);\r
+        g.fillRect(0, 0, (endRes - startRes) * av.charWidth, getHeight());\r
+\r
+        if ((av.alignment.getAlignmentAnnotation() == null) ||\r
+                (av.alignment.getAlignmentAnnotation().length < 1))\r
         {\r
-          if (!validRes ||\r
-              (row.annotations[j].secondaryStructure != lastSS[i]))\r
-          {\r
-            switch (lastSS[i])\r
-            {\r
-              case 'H':\r
-                g.setColor(HELIX_COLOUR);\r
-                g.fillRoundRect(lastSSX[i], y + 4 + iconOffset,\r
-                                x - lastSSX[i], 7, 8, 8);\r
+            g.setColor(Color.white);\r
+            g.fillRect(0, 0, getWidth(), getHeight());\r
+            g.setColor(Color.black);\r
+            g.drawString("Alignment has no annotations", 20, 15);\r
 \r
-                break;\r
+            return;\r
+        }\r
 \r
-              case 'E':\r
-                g.setColor(SHEET_COLOUR);\r
-                g.fillRect(lastSSX[i], y + 4 + iconOffset,\r
-                           x - lastSSX[i] - 4, 7);\r
-                g.fillPolygon(new int[]\r
-                              {x - 4, x - 4, x},\r
-                              new int[]\r
-                              {\r
-                              y + iconOffset, y + 14 + iconOffset,\r
-                              y + 8 + iconOffset\r
-                }, 3);\r
+        AlignmentAnnotation[] aa = av.alignment.getAlignmentAnnotation();\r
 \r
-                break;\r
+        int j;\r
+        int x = 0;\r
+        int y = 0;\r
+        char[] lastSS = new char[aa.length];\r
+        int[] lastSSX = new int[aa.length];\r
+        int iconOffset = av.charHeight / 2;\r
+        boolean validRes = false;\r
 \r
-              case 'C':\r
-                break;\r
+        //\u03B2 \u03B1\r
+        for (int i = 0; i < aa.length; i++)\r
+        {\r
+            AlignmentAnnotation row = aa[i];\r
 \r
-              default:\r
-                g.setColor(Color.gray);\r
-                g.fillRect(lastSSX[i], y + 6 + iconOffset,\r
-                           x - lastSSX[i], 2);\r
+            if (!row.visible)\r
+            {\r
+                continue;\r
+            }\r
 \r
-                break;\r
+            if (row.isGraph)\r
+            {\r
+                // this is so that we draw the characters below the graph\r
+                y += row.height;\r
+\r
+                if (row.hasText)\r
+                {\r
+                    y -= av.charHeight;\r
+                }\r
             }\r
 \r
-            if (validRes)\r
+            if (row.hasText)\r
             {\r
-              lastSS[i] = row.annotations[j].secondaryStructure;\r
+                iconOffset = av.charHeight / 2;\r
             }\r
             else\r
             {\r
-              lastSS[i] = ' ';\r
+                iconOffset = 0;\r
             }\r
 \r
-            lastSSX[i] = x;\r
-          }\r
-        }\r
-\r
-        if (validRes && row.isGraph)\r
-        {\r
-          g.setColor(new Color(0, 0, 180));\r
-\r
-          int height = (int) ( (row.annotations[j].value / row.graphMax) *\r
-                              GRAPH_HEIGHT);\r
-\r
-          if (row.windowLength > 1)\r
-          {\r
-            int total = 0;\r
-\r
-            for (int i2 = j - (row.windowLength / 2);\r
-                 i2 < (j + (row.windowLength / 2)); i2++)\r
+            for (j = startRes; j < endRes; j++)\r
             {\r
-              if ( (i2 < 0) || (i2 >= av.alignment.getWidth()))\r
-              {\r
-                continue;\r
-              }\r
+                if ((row.annotations.length <= j) ||\r
+                        (row.annotations[j] == null))\r
+                {\r
+                    validRes = false;\r
+                }\r
+                else\r
+                {\r
+                    validRes = true;\r
+                }\r
+\r
+                x = (j - startRes) * av.charWidth;\r
+\r
+                if (activeRow == i)\r
+                {\r
+                    g.setColor(Color.red);\r
+\r
+                    if (activeRes != null)\r
+                    {\r
+                        for (int n = 0; n < activeRes.size(); n++)\r
+                        {\r
+                            int v = Integer.parseInt(activeRes.get(n).toString());\r
+\r
+                            if (v == j)\r
+                            {\r
+                                g.fillRect((j - startRes) * av.charWidth, y,\r
+                                    av.charWidth, row.height);\r
+                            }\r
+                        }\r
+                    }\r
+                }\r
+\r
+                if (validRes &&\r
+                        (row.annotations[j].displayCharacter.length() > 0))\r
+                {\r
+                    int charOffset = (av.charWidth -\r
+                        fm.charWidth(row.annotations[j].displayCharacter.charAt(\r
+                                0))) / 2;\r
+                    g.setColor(row.annotations[j].colour);\r
+\r
+                    if (j == 0)\r
+                    {\r
+                        g.drawString(row.annotations[j].displayCharacter, x+charOffset,\r
+                            y + iconOffset + 2);\r
+                    }\r
+                    else if (((row.annotations[j - 1] == null) ||\r
+                            (row.annotations[j].displayCharacter != row.annotations[j -\r
+                            1].displayCharacter)))\r
+                    {\r
+                        g.drawString(row.annotations[j].displayCharacter, x+charOffset,\r
+                            y + iconOffset + 2);\r
+                    }\r
+                }\r
+\r
+                if (row.hasIcons)\r
+                {\r
+                    if (!validRes ||\r
+                            (row.annotations[j].secondaryStructure != lastSS[i]))\r
+                    {\r
+                        switch (lastSS[i])\r
+                        {\r
+                        case 'H':\r
+                            g.setColor(HELIX_COLOUR);\r
+                            g.fillRoundRect(lastSSX[i], y + 4 + iconOffset,\r
+                                x - lastSSX[i], 7, 8, 8);\r
 \r
-              total += row.annotations[i2].value;\r
+                            break;\r
+\r
+                        case 'E':\r
+                            g.setColor(SHEET_COLOUR);\r
+                            g.fillRect(lastSSX[i], y + 4 + iconOffset,\r
+                                x - lastSSX[i] - 4, 7);\r
+                            g.fillPolygon(new int[] { x - 4, x - 4, x },\r
+                                new int[]\r
+                                {\r
+                                    y + iconOffset, y + 14 + iconOffset,\r
+                                    y + 8 + iconOffset\r
+                                }, 3);\r
+\r
+                            break;\r
+\r
+                        case 'C':\r
+                            break;\r
+\r
+                        default:\r
+                            g.setColor(Color.gray);\r
+                            g.fillRect(lastSSX[i], y + 6 + iconOffset,\r
+                                x - lastSSX[i], 2);\r
+\r
+                            break;\r
+                        }\r
+\r
+                        if (validRes)\r
+                        {\r
+                            lastSS[i] = row.annotations[j].secondaryStructure;\r
+                        }\r
+                        else\r
+                        {\r
+                            lastSS[i] = ' ';\r
+                        }\r
+\r
+                        lastSSX[i] = x;\r
+                    }\r
+                }\r
+\r
+                if (validRes && row.isGraph)\r
+                {\r
+                    g.setColor(new Color(0, 0, 180));\r
+\r
+                    int height = (int) ((row.annotations[j].value / row.graphMax) * GRAPH_HEIGHT);\r
+\r
+                    if (row.windowLength > 1)\r
+                    {\r
+                        int total = 0;\r
+\r
+                        for (int i2 = j - (row.windowLength / 2);\r
+                                i2 < (j + (row.windowLength / 2)); i2++)\r
+                        {\r
+                            if ((i2 < 0) || (i2 >= av.alignment.getWidth()))\r
+                            {\r
+                                continue;\r
+                            }\r
+\r
+                            total += row.annotations[i2].value;\r
+                        }\r
+\r
+                        total /= row.windowLength;\r
+                        height = (int) ((total / row.graphMax) * GRAPH_HEIGHT);\r
+                    }\r
+\r
+                    g.setColor(row.annotations[j].colour);\r
+                    g.fillRect(x, y - height, av.charWidth, height);\r
+                }\r
             }\r
 \r
-            total /= row.windowLength;\r
-            height = (int) ( (total / row.graphMax) * GRAPH_HEIGHT);\r
-          }\r
+            x += av.charWidth;\r
 \r
-          g.setColor(row.annotations[j].colour);\r
-          g.fillRect(x, y - height, av.charWidth, height);\r
-        }\r
-      }\r
+            if (row.hasIcons)\r
+            {\r
+                switch (lastSS[i])\r
+                {\r
+                case 'H':\r
+                    g.setColor(HELIX_COLOUR);\r
+                    g.fillRoundRect(lastSSX[i], y + 4 + iconOffset,\r
+                        x - lastSSX[i], 7, 8, 8);\r
+\r
+                    break;\r
+\r
+                case 'E':\r
+                    g.setColor(SHEET_COLOUR);\r
+                    g.fillRect(lastSSX[i], y + 4 + iconOffset,\r
+                        x - lastSSX[i] - 4, 7);\r
+                    g.fillPolygon(new int[] { x - 4, x - 4, x },\r
+                        new int[]\r
+                        {\r
+                            y + iconOffset, y + 14 + iconOffset,\r
+                            y + 7 + iconOffset\r
+                        }, 3);\r
+\r
+                    break;\r
+\r
+                case 'C':\r
+                    break;\r
+\r
+                default:\r
+                    g.setColor(Color.gray);\r
+                    g.fillRect(lastSSX[i], y + 6 + iconOffset, x - lastSSX[i], 2);\r
+\r
+                    break;\r
+                }\r
+            }\r
 \r
-      x += av.charWidth;\r
+            if (row.isGraph && row.hasText)\r
+            {\r
+                y += av.charHeight;\r
+            }\r
 \r
-      if (row.hasIcons)\r
-      {\r
-        switch (lastSS[i])\r
-        {\r
-          case 'H':\r
-            g.setColor(HELIX_COLOUR);\r
-            g.fillRoundRect(lastSSX[i], y + 4 + iconOffset,\r
-                            x - lastSSX[i], 7, 8, 8);\r
-\r
-            break;\r
-\r
-          case 'E':\r
-            g.setColor(SHEET_COLOUR);\r
-            g.fillRect(lastSSX[i], y + 4 + iconOffset,\r
-                       x - lastSSX[i] - 4, 7);\r
-            g.fillPolygon(new int[]\r
-                          {x - 4, x - 4, x},\r
-                          new int[]\r
-                          {\r
-                          y + iconOffset, y + 14 + iconOffset,\r
-                          y + 7 + iconOffset\r
-            }, 3);\r
-\r
-            break;\r
-\r
-          case 'C':\r
-            break;\r
-\r
-          default:\r
-            g.setColor(Color.gray);\r
-            g.fillRect(lastSSX[i], y + 6 + iconOffset, x - lastSSX[i], 2);\r
-\r
-            break;\r
+            if (!row.isGraph)\r
+            {\r
+                y += aa[i].height;\r
+            }\r
         }\r
-      }\r
-\r
-      if (row.isGraph && row.hasText)\r
-      {\r
-        y += av.charHeight;\r
-      }\r
-\r
-      if (!row.isGraph)\r
-      {\r
-        y += aa[i].height;\r
-      }\r
     }\r
-  }\r
 \r
-  // used by overview window\r
-  public void drawGraph(Graphics g, AlignmentAnnotation aa, int width, int y)\r
-  {\r
-    g.setColor(Color.white);\r
-    g.fillRect(0, 0, width, y);\r
-    g.setColor(new Color(0, 0, 180));\r
+    // used by overview window\r
+    public void drawGraph(Graphics g, AlignmentAnnotation aa, int width, int y)\r
+    {\r
+        g.setColor(Color.white);\r
+        g.fillRect(0, 0, width, y);\r
+        g.setColor(new Color(0, 0, 180));\r
 \r
-    int x = 0;\r
+        int x = 0;\r
 \r
-    for (int j = 0; j < aa.annotations.length; j++)\r
-    {\r
-      g.setColor(new Color(0, 0, 180));\r
+        for (int j = 0; j < aa.annotations.length; j++)\r
+        {\r
+            g.setColor(new Color(0, 0, 180));\r
 \r
-      int height = (int) ( (aa.annotations[j].value / aa.graphMax) *\r
-                          GRAPH_HEIGHT);\r
-      g.fillRect(x, y - height, av.charWidth, height);\r
-      x += av.charWidth;\r
+            int height = (int) ((aa.annotations[j].value / aa.graphMax) * GRAPH_HEIGHT);\r
+            g.fillRect(x, y - height, av.charWidth, height);\r
+            x += av.charWidth;\r
+        }\r
     }\r
-  }\r
 }\r