ticks.add(
            new JLabel(localizationResources.getString("Tick_label_font"))
        );
        this.tickLabelFontField = new FontDisplayField(this.tickLabelFont);
        ticks.add(this.tickLabelFontField);
        b = new JButton(localizationResources.getString("Select..."));
        b.setActionCommand("SelectTickLabelFont");
        b.addActionListener(this);
        ticks.add(b);

        this.showTickMarksCheckBox = new JCheckBox(
            localizationResources.getString("Show_tick_marks"), 
            axis.isTickMarksVisible()
        );
        ticks.add(this.showTickMarksCheckBox);
        ticks.add(new JPanel());
        ticks.add(new JPanel());

        this.otherTabs.add(localizationResources.getString("Ticks"), ticks);

        other.add(this.otherTabs);

        this.slot1.add(other);

        this.slot2 = new JPanel(new BorderLayout());
        this.slot2.add(this.slot1, BorderLayout.NORTH);
        add(this.slot2);

    }

    /**
     * Returns the current axis label.
     *
     * @return The current axis label.
     */
    public String getLabel() {
        return this.label.getText();
    }

    /**
     * Returns the current label font.
     *
     * @return The current label font.
     */
    public Font getLabelFont() {
        return this.labelFont;
    }

    /**
     * Returns the current label paint.
     *
     * @return The current label paint.
     */
    public Paint getLabelPaint() {
        return this.labelPaintSample.getPaint();
    }

    /**
     * Returns a flag that indicates whether or not the tick labels are visible.
     *
     * @return <code>true</code> if ick mark labels are visible.
     */
    public boolean isTickLabelsVisible() {
        return this.showTickLabelsCheckBox.isSelected();
    }

    /**
     * Returns the font used to draw the tick labels (if they are showing).
     *
     * @return The font used to draw the tick labels.
     */
    public Font getTickLabelFont() {
        return this.tickLabelFont;
    }

    /**
     * Returns the current tick label paint.
     *
     * @return The current tick label paint.
     */
    public Paint getTickLabelPaint() {
        return this.tickLabelPaintSample.getPaint();
    }

    /**
     * Returns the current value of the flag that determines whether or not
     * tick marks are visible.
     *
     * @return <code>true</code> if tick marks are visible.
     */
    public boolean isTickMarksVisible() {
        return this.showTickMarksCheckBox.isSelected();
    }

    /**
     * Returns the current tick label insets value
     *
     * @return The current tick label insets value.
     */
    public RectangleInsets getTickLabelInsets() {
        return (this.tickLabelInsets == null)
            ? new RectangleInsets(0, 0, 0, 0)
            : this.tickLabelInsets;
    }

    /**
     * Returns the current label insets value
     *
     * @return The current label insets value.
     */
    public RectangleInsets getLabelInsets() {
        return (this.labelInsets == null) 
            ? new RectangleInsets(0, 0, 0, 0) : this.labelInsets;
    }

    /**
     * Returns a reference to the tabbed pane.
     *
     * @return A reference to the tabbed pane.
     */
    public JTabbedPane getOtherTabs() {
        return this.otherTabs;
    }

    /**
     * Handles user interaction with the property panel.
     * 
     * @param event  information about the event that triggered the call to
     *      this method.
     */
    public void actionPerformed(ActionEvent event) {
        String command = event.getActionCommand();
        if (command.equals("SelectLabelFont")) {
            attemptLabelFontSelection();
        }
        else if (command.equals("SelectLabelPaint")) {
            attemptModifyLabelPaint();
        }
        else if (command.equals("SelectTickLabelFont")) {
            attemptTickLabelFontSelection();
        }
//        else if (command.equals("LabelInsets")) {
//            editLabelInsets();
//        }
//        else if (command.equals("TickLabelInsets")) {
//            editTickLabelInsets();
//        }
    }

    /**
     * Presents a font selection dialog to the user.
     */
    private void attemptLabelFontSelection() {

        FontChooserPanel panel = new FontChooserPanel(this.labelFont);
        int result = JOptionPane.showConfirmDialog(this, panel,
            localizationResources.getString("Font_Selection"),
            JOptionPane.OK_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE);

        if (result == JOptionPane.OK_OPTION) {
            this.labelFont = panel.getSelectedFont();
            this.labelFontField.setText(
                this.labelFont.getFontName() + " " + this.labelFont.getSize()
            );
        }

    }

    /**
     * Allows the user the opportunity to change the outline paint.
     */
    private void attemptModifyLabelPaint() {
        Color c;
        c = JColorChooser.showDialog(
            this, localizationResources.getString("Label_Color"), Color.blue
        );
        if (c != null) {
            this.labelPaintSample.setPaint(c);
        }
    }

    /**
     * Presents a tick label font selection dialog to the user.
     */
    public void attemptTickLabelFontSelection() {

        FontChooserPanel panel = new FontChooserPanel(this.tickLabelFont);
        int result = JOptionPane.showConfirmDialog(this, panel,
            localizationResources.getString("Font_Selection"),
            JOptionPane.OK_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE);

        if (result == JOptionPane.OK_OPTION) {
            this.tickLabelFont = panel.getSelectedFont();
            this.tickLabelFontField.setText(
                this.tickLabelFont.getFontName() + " "
                + this.tickLabelFont.getSize()
            );
        }

    }

//    /**
//     * Presents insets chooser panel allowing user to modify tick label's
//     * individual insets values. Updates the current insets text field if edit
//     * is accepted.
//     */
//    private void editTickLabelInsets() {
//        InsetsChooserPanel panel = new InsetsChooserPanel(this.tickLabelInsets);
//        int result =  JOptionPane.showConfirmDialog(
//            this, panel, localizationResources.getString("Edit_Insets"),
//            JOptionPane.PLAIN_MESSAGE
//        );
//
//        if (result == JOptionPane.OK_OPTION) {
//            this.tickLabelInsets = panel.getInsets();
//            this.tickLabelInsetsTextField.setInsets(this.tickLabelInsets);
//        }
//    }
//
//    /**
//     * Presents insets chooser panel allowing user to modify label's
//     * individual insets values. Updates the current insets text field if edit
//     * is accepted.
//     */
//    private void editLabelInsets() {
//        InsetsChooserPanel panel = new InsetsChooserPanel(this.labelInsets);
//        int result = JOptionPane.showConfirmDialog(
//            this, panel, localizationResources.getString("Edit_Insets"),
//            JOptionPane.PLAIN_MESSAGE
//        );
//
//        if (result == JOptionPane.OK_OPTION) {
//            this.labelInsets = panel.getInsets();
//            this.labelInsetsTextField.setInsets(this.labelInsets);
//        }
//    }

    /**
     * Sets the properties of the specified axis to match the properties
     * defined on this panel.
     *
     * @param axis  the axis.
     */
    public void setAxisProperties(Axis axis) {
        axis.setLabel(getLabel());
        axis.setLabelFont(getLabelFont());
        axis.setLabelPaint(getLabelPaint());
        axis.setTickMarksVisible(isTickMarksVisible());
        // axis.setTickMarkStroke(getTickMarkStroke());
        axis.setTickLabelsVisible(isTickLabelsVisible());
        axis.setTickLabelFont(getTickLabelFont());
        axis.setTickLabelPaint(getTickLabelPaint());
        axis.setTickLabelInsets(getTickLabelInsets());
        axis.setLabelInsets(getLabelInsets());
    }

}