| gvSIG desktop 1

/*

 * Created on 26-abr-2005

 *

 * gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package com.iver.cit.gvsig.gui.styling;

import java.awt.BorderLayout;

import java.awt.Color;

import java.awt.Component;

import java.awt.Dimension;

import java.awt.FlowLayout;

import java.awt.Font;

import java.awt.GridLayout;

import java.awt.Point;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.InputEvent;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import java.awt.event.MouseMotionListener;

import java.io.File;

import javax.swing.BorderFactory;

import javax.swing.BoxLayout;

import javax.swing.JComponent;

import javax.swing.JLabel;

import javax.swing.JList;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import javax.swing.JSplitPane;

import javax.swing.JTextField;

import javax.swing.JToggleButton;

import javax.swing.ListCellRenderer;

import javax.swing.event.ListSelectionEvent;

import javax.swing.event.ListSelectionListener;

import javax.swing.event.TreeSelectionListener;

import javax.swing.tree.DefaultMutableTreeNode;

import org.gvsig.gui.beans.AcceptCancelPanel;

import org.gvsig.gui.beans.swing.GridBagLayoutPanel;

import org.gvsig.gui.beans.swing.JButton;

import org.gvsig.gui.beans.swing.JComboBoxFontSizes;

import org.gvsig.gui.beans.swing.JComboBoxFonts;

import org.gvsig.gui.beans.swing.JFileChooser;

import org.gvsig.gui.beans.swing.JIncrementalNumberField;

import com.iver.andami.PluginServices;

import com.iver.andami.ui.mdiManager.WindowInfo;

import com.iver.cit.gvsig.fmap.core.CartographicSupport;

import com.iver.cit.gvsig.fmap.core.FPoint2D;

import com.iver.cit.gvsig.fmap.core.FShape;

import com.iver.cit.gvsig.fmap.core.GeneralPathX;

import com.iver.cit.gvsig.fmap.core.IGeometry;

import com.iver.cit.gvsig.fmap.core.ShapeFactory;

import com.iver.cit.gvsig.fmap.core.SymbologyFactory;

import com.iver.cit.gvsig.fmap.core.symbols.IFillSymbol;

import com.iver.cit.gvsig.fmap.core.symbols.ILineSymbol;

import com.iver.cit.gvsig.fmap.core.symbols.IMarkerSymbol;

import com.iver.cit.gvsig.fmap.core.symbols.IMultiLayerSymbol;

import com.iver.cit.gvsig.fmap.core.symbols.ISymbol;

import com.iver.cit.gvsig.fmap.core.symbols.ITextSymbol;

import com.iver.cit.gvsig.fmap.core.symbols.MultiLayerLineSymbol;

import com.iver.cit.gvsig.fmap.core.symbols.MultiLayerMarkerSymbol;

import com.iver.cit.gvsig.gui.JComboBoxUnits;

import com.iver.cit.gvsig.gui.panels.ColorChooserPanel;

import com.iver.cit.gvsig.project.documents.view.legend.gui.ISymbolSelector;

/**

 * Creates the panel where the user has the options to select a symbol.

 * Apart from the option to select one, the user will have a previsualization

 * of all the symbols stored and posibilities to modify an existing one, to create

 * a new symbol and so on.

 *

 * @author jaume dominguez faus - jaume.dominguez@iver.es

 */

public class SymbolSelector extends JPanel implements ISymbolSelector, ActionListener {

          private static final long serialVersionUID = -6405660392303659551L;

    private JPanel jPanel = null;

    protected JScrollPane jScrollPane = null;

    private JScrollPane jScrollPane1 = null;

    private WindowInfo wi;

        private JSplitPane jSplitPane = null;

        protected AcceptCancelPanel okCancelPanel;

        private JPanel northPanel;

        private ColorChooserPanel jcc1;

        private ColorChooserPanel jcc2;

        private JIncrementalNumberField txtSize;

        private JIncrementalNumberField txtAngle;

        private JPanel jPanelButtons;

        private JButton btnProperties;

        private int shapeType;

        private JButton btnSaveSymbol;

        private JButton btnResetSymbol;

        private JButton btnNewSymbol;

        private JComboBoxFonts cmbFonts;

        private JToggleButton btnBold;

        private JToggleButton btnItalic;

        private JToggleButton btnUnderlined;

        protected JLabel lblTitle;

        protected File dir;

        protected File rootDir;

        protected JComponent jPanelPreview = null;

    protected GridBagLayoutPanel jPanelOptions = null;

    protected JList jListSymbols = null;

    protected String treeRootName;

    protected ILibraryModel library;

    private JIncrementalNumberField txtWidth;

    protected boolean act = true;

    boolean accepted = true;

        protected SelectorFilter sFilter = new SelectorFilter() {

                private final IGeometry dummyPointGeom = ShapeFactory.createPoint2D(new FPoint2D());

                private final IGeometry dummyLineGeom = ShapeFactory.createPolyline2D(new GeneralPathX());

                private final IGeometry dummyPolygonGeom = ShapeFactory.createPolygon2D(new GeneralPathX());

                public boolean accepts(Object obj) {

                        if (obj instanceof ISymbol) {

                                ISymbol sym = (ISymbol) obj;

                                IGeometry compareGeometry = null;

                                switch (SymbolSelector.this.shapeType) {

                                case FShape.TEXT:

                                        return sym instanceof ITextSymbol;

                                case FShape.POINT:

                                        compareGeometry = dummyPointGeom;

                                        break;

                                case FShape.LINE:

                                        compareGeometry = dummyLineGeom;

                                        break;

                                case FShape.POLYGON:

                                        compareGeometry = dummyPolygonGeom;

                                        break;

                                }

                                return sym.isSuitableFor(compareGeometry);

                        }

                        return false;

                }

        };

        protected JComboBoxUnits cmbUnits;

        protected JComboBoxUnitsReferenceSystem cmbReferenceSystem;

        private JComboBoxFontSizes cmbFontSize;

        protected LibraryBrowser libraryBrowser;

        /**

         * Constructor method

         *

         * @param currentElement

         * @param shapeType

         */

        private SymbolSelector(Object currentElement, int shapeType, boolean initialize) {

            super();

            // TODO  09/08/07 check the currentElement type is suitable for the shapeType specified

            if (currentElement != null && currentElement instanceof ISymbol) {

                    ISymbol sym = (ISymbol) currentElement;

                    currentElement = SymbologyFactory.createSymbolFromXML(

                                    sym.getXMLEntity(), "");

                    String desc = sym.getDescription();

                    desc += " ("+PluginServices.getText(this, "current")+")";

                    ((ISymbol)currentElement).setDescription(desc);

            }

            this.shapeType = shapeType;

//            Preferences prefs = Preferences.userRoot().node( "gvsig.foldering" );

                rootDir = new File(SymbologyFactory.SymbolLibraryPath);

//                                prefs.get("SymbolLibraryFolder", System.getProperty("user.home")+"/gvSIG/Symbols"));

                if (!rootDir.exists())

                        rootDir.mkdir();

                treeRootName = PluginServices.getText(this, "symbol_library");

                try {

                        if (initialize)

                                initialize(currentElement);

                } catch (ClassNotFoundException e) {

                        throw new Error(e);

                }

    }

        /**

         * Constructor method, it is <b>protected</b> by convenience to let StyleSelector

         * to invoke it, but rigorously it should be <b>private</b>.

         *

         * @param symbol

         * @param shapeType

         * @param filter

         */

    protected SymbolSelector(Object symbol, int shapeType, SelectorFilter filter, boolean initialize) {

            this(symbol, shapeType, initialize);

            sFilter = filter;

    }

    /**

     * This method initializes this

     * @param currentElement 

     * @throws ClassNotFoundException 

     *

     */

    protected void initialize(Object currentElement) throws ClassNotFoundException {

            library = new SymbolLibrary(rootDir);

            this.setLayout(new BorderLayout());

            this.setSize(400, 221);

            this.add(getJNorthPanel(), BorderLayout.NORTH);

            this.add(getJSplitPane(), BorderLayout.CENTER);

            this.add(getJEastPanel(), BorderLayout.EAST);

            ActionListener okAction = new ActionListener() {

                    public void actionPerformed(ActionEvent e) {

                            PluginServices.getMDIManager().closeWindow(SymbolSelector.this);

                    }

            }, cancelAction = new ActionListener() {

                    public void actionPerformed(ActionEvent e) {

                            accepted = false;

                            setSymbol(null);

                            PluginServices.getMDIManager().closeWindow(SymbolSelector.this);

                    }

            };

            okCancelPanel = new AcceptCancelPanel();

            okCancelPanel.setOkButtonActionListener(okAction);

            okCancelPanel.setCancelButtonActionListener(cancelAction);

            this.add(okCancelPanel, BorderLayout.SOUTH);

            libraryBrowser.setSelectionRow(0);

            SillyDragNDropAction dndAction = new SillyDragNDropAction();

            libraryBrowser.addMouseListener(dndAction);

            libraryBrowser.addMouseMotionListener(dndAction);

            getJListSymbols().addMouseListener(dndAction);

            getJListSymbols().addMouseMotionListener(dndAction);

            setSymbol(currentElement);

    }

    /**

     * Creates a new symbol selector list model in order to allow the user

     * to select an existing symbol previously created.

     *

     * @return listModel SymbolSelectorListModel

     */

    protected SymbolSelectorListModel newListModel() {

            SymbolSelectorListModel listModel = new SymbolSelectorListModel(

                            dir,

                            sFilter,

                            SymbolLibrary.SYMBOL_FILE_EXTENSION);

            return listModel;

    }

    /**

     * Initializes tha JNorthPanel.

     *

     * @return northPanel JPanel

     * @throws IllegalArgumentException

     */

    protected JPanel getJNorthPanel() throws IllegalArgumentException {

                if (northPanel == null) {

                        String text = "";

                        switch (shapeType) {

                        case FShape.POINT:

                                text = PluginServices.getText(this, "point_symbols");

                                break;

                        case FShape.LINE:

                                text = PluginServices.getText(this, "line_symbols");

                                break;

                        case FShape.POLYGON:

                                text = PluginServices.getText(this, "polygon_symbols");

                                break;

                        case FShape.TEXT:

                                text = PluginServices.getText(this, "text_symbols");

                                break;

                        default:

                                throw new IllegalArgumentException(PluginServices.getText(this, "shape_type_not_yet_supported"));

                        }

                        northPanel = new JPanel(new FlowLayout(FlowLayout.LEADING));

                        lblTitle = new JLabel(text);

                        lblTitle.setFont(lblTitle.getFont().deriveFont(Font.BOLD));

                        northPanel.add(lblTitle);

                }

                return northPanel;

        }

    /**

     * This method initializes jList

     *

     * @return javax.swing.JList

     */

    protected JList getJListSymbols() {

            if (jListSymbols == null) {

                    jListSymbols = new JList() ;

                    jListSymbols.setSelectionMode(javax.swing.ListSelectionModel.SINGLE_SELECTION);

            jListSymbols.setLayoutOrientation(JList.HORIZONTAL_WRAP);

            jListSymbols.setVisibleRowCount(-1);

            jListSymbols.addListSelectionListener(new ListSelectionListener() {

                    public void valueChanged(ListSelectionEvent e) {

                            if (jListSymbols.getSelectedValue()!=null) {

                                    ISymbol selSym = SymbologyFactory.createSymbolFromXML(

                                                    ((ISymbol) jListSymbols.getSelectedValue()).getXMLEntity(), null);

                                    setSymbol(selSym);

                                    updateOptionsPanel();

                            }

                    }

            });

            ListCellRenderer renderer = new ListCellRenderer() {

                        private Color mySelectedBGColor = new Color(255,145,100,255);

                            public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {

                                    ISymbol sym = (ISymbol) value;

                                    JPanel pnl = new JPanel();

                                    BoxLayout layout = new BoxLayout(pnl, BoxLayout.Y_AXIS);

                                    pnl.setLayout(layout);

                                    Color bgColor = (isSelected) ? mySelectedBGColor

                                                             : getJListSymbols().getBackground();

                                    pnl.setBackground(bgColor);

                                    SymbolPreviewer sp = new SymbolPreviewer();

                                    sp.setAlignmentX(Component.CENTER_ALIGNMENT);

                                    sp.setPreferredSize(new Dimension(50, 50));

                                    sp.setSymbol(sym);

                                    sp.setBackground(bgColor);

                                    pnl.add(sp);

                                    String desc = sym.getDescription();

                                    if (desc == null) {

                                            desc = "["+PluginServices.getText(this, "no_desc")+"]";

                                    }

                                    JLabel lbl = new JLabel(desc);

                                    lbl.setBackground(bgColor);

                                    lbl.setAlignmentX(Component.CENTER_ALIGNMENT);

                                    pnl.add(lbl);

                                    return pnl;

                            }

                };

                jListSymbols.setCellRenderer(renderer);

            }

            return jListSymbols;

    }

    /**

     * Updates the options panel depending on the type of symbol that the user

     * is controlling or using to show specific options for each one.

     *

     */

    protected void updateOptionsPanel() throws IllegalArgumentException {

            Object mySelectedElement = ((SymbolPreviewer) jPanelPreview).getSymbol();

            if (mySelectedElement == null) return;

            act = false; // disable events

            if (mySelectedElement instanceof CartographicSupport) {

                        CartographicSupport cs = (CartographicSupport) mySelectedElement;

                        cmbUnits.setSelectedUnitIndex(cs.getUnit());

                        cmbReferenceSystem.setSelectedIndex(cs.getReferenceSystem());

                }

            try {

                if (shapeType == FShape.POINT) {

                        IMarkerSymbol m = (IMarkerSymbol) mySelectedElement;

                        jcc1.setColor(m.getColor());

                        txtSize.setDouble(m.getSize());

                        txtAngle.setDouble(m.getRotation());

                }

                if (shapeType == FShape.LINE) {

                        ILineSymbol l = (ILineSymbol) mySelectedElement;

                        jcc1.setColor(l.getColor());

                        jcc1.setAlpha(l.getAlpha());

                        txtSize.setDouble(l.getLineWidth());

                }

                if (shapeType == FShape.POLYGON) {

                        IFillSymbol f = (IFillSymbol) mySelectedElement;

                        jcc1.setUseColorIsSelected(f.hasFill()); 

                        jcc1.setColor(f.getFillColor());

                        jcc1.setAlpha(f.getFillAlpha());

                        jcc2.setUseColorIsSelected(f.hasOutline());

                        ILineSymbol outline = f.getOutline();

                        if (outline != null) {

                                jcc2.setColor(outline.getColor());

                                txtWidth.setDouble(outline.getLineWidth());

                        }

                }

                if (shapeType == FShape.TEXT) {

                        ITextSymbol t = (ITextSymbol) mySelectedElement;

                        jcc1.setColor(t.getTextColor());

                        Double s = new Double(t.getFont().getSize());

                        cmbFontSize.setSelectedItem(s);

                        int i = cmbFontSize.getSelectedIndex();

                        if (i == -1) {

                                cmbFontSize.addItem(s);

                                cmbFontSize.setSelectedItem(s);

                        }

                }

            } catch (NullPointerException npEx) {

                    throw new IllegalArgumentException(npEx);

            } catch (ClassCastException ccEx) {

                    throw new IllegalArgumentException(ccEx);

            }

            act = true;  // enable events

        }

        /**

     * This method initializes jPanel

     *

     * @return javax.swing.JPanel

     */

    protected JPanel getJEastPanel() {

            if (jPanel == null) {

                    jPanel = new JPanel();

                    jPanel.setLayout(new BorderLayout());

                    jPanel.add(getJPanelOptions(), BorderLayout.CENTER);

                    JPanel aux = new JPanel(new FlowLayout(FlowLayout.CENTER, 5, 5));

                    aux.setBorder(BorderFactory.createTitledBorder(null, PluginServices.getText(this, "preview")));

                    aux.add(getJPanelPreview());

                    jPanel.add(aux, BorderLayout.NORTH);

                    jPanel.add(getJPanelOptions());

                    aux = new JPanel(new FlowLayout(FlowLayout.RIGHT, 5, 5));

                    aux.add(getJPanelButtons());

                    jPanel.add(aux, BorderLayout.SOUTH);

            }

            return jPanel;

    }

    private JPanel getJPanelButtons() {

                if (jPanelButtons == null) {

                        jPanelButtons = new JPanel();

                        GridLayout layout = new GridLayout();

                        layout.setColumns(1);

                        layout.setVgap(5);

                        jPanelButtons.add(getBtnNewSymbol());

                        jPanelButtons.add(getBtnSaveSymbol());

                        jPanelButtons.add(getBtnResetSymbol());

                        jPanelButtons.add(getBtnProperties());

                        // do not add components bellow this line!

                        layout.setRows(jPanelButtons.getComponentCount());

                        jPanelButtons.setLayout(layout);

                }

                return jPanelButtons;

        }

        private JButton getBtnNewSymbol() {

                if (btnNewSymbol == null) {

                        btnNewSymbol = new JButton();

                        btnNewSymbol.setName("btnNewSymbol");

                        btnNewSymbol.setText(PluginServices.getText(this, "new"));

                        btnNewSymbol.addActionListener(this);

                }

                return btnNewSymbol;

        }

        private JButton getBtnResetSymbol() {

                if (btnResetSymbol == null) {

                        btnResetSymbol = new JButton();

                        btnResetSymbol.setName("btnResetSymbol");

                        btnResetSymbol.setText(PluginServices.getText(this, "reset"));

                        btnResetSymbol.addActionListener(this);

                }

                return btnResetSymbol;

        }

        private JButton getBtnSaveSymbol() {

                if (btnSaveSymbol == null) {

                        btnSaveSymbol = new JButton();

                        btnSaveSymbol.setName("btnSaveSymbol");

                        btnSaveSymbol.setText(PluginServices.getText(this, "save"));

                        btnSaveSymbol.addActionListener(this);

                }

                return btnSaveSymbol;

        }

        private JButton getBtnProperties() {

                if (btnProperties == null) {

                        btnProperties = new JButton();

                        btnProperties.setName("btnProperties");

                        btnProperties.setText(PluginServices.getText(this, "properties"));

                        btnProperties.addActionListener(this);

                }

                return btnProperties;

        }

        /**

     * This method initializes jScrollPane

     *

     * @return javax.swing.JScrollPane

         * @throws ClassNotFoundException 

     */

        protected JScrollPane getLeftJScrollPane() throws ClassNotFoundException {

                if (jScrollPane == null) {

                        jScrollPane = new JScrollPane();

                        jScrollPane.setPreferredSize(new java.awt.Dimension(80,130));

                        jScrollPane.setHorizontalScrollBarPolicy(javax.swing.JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);

                        libraryBrowser = new LibraryBrowser(library);

                        libraryBrowser.addTreeSelectionListener(new TreeSelectionListener() {

                                public void valueChanged(javax.swing.event.TreeSelectionEvent e) {

                                        dir = (File) ((DefaultMutableTreeNode)

                                        libraryBrowser.getLastSelectedPathComponent()).getUserObject();

                                        if (dir == null) return;

                                        jListSymbols.setModel(newListModel());

//                                        jListSymbols.setSelectedValue(selectedElement, true);

                                }

                        });

                        jScrollPane.setViewportView(libraryBrowser);

                }

                return jScrollPane;

        }

    /**

     * This method initializes jScrollPane1

     *

     * @return javax.swing.JScrollPane

     */

    private JScrollPane getJScrollPane1() {

            if (jScrollPane1 == null) {

                    jScrollPane1 = new JScrollPane();

                    jScrollPane1.setViewportView(getJListSymbols());

            }

            return jScrollPane1;

    }

    /**

     * This method initializes jPanelPreview

     *

     * @return javax.swing.JComponent

     */

    protected JComponent getJPanelPreview() {

            if (jPanelPreview == null) {

                    jPanelPreview = new SymbolPreviewer();

                    jPanelPreview.setPreferredSize(new java.awt.Dimension(100,100));

                    jPanelPreview.setBorder(javax.swing.BorderFactory.createBevelBorder(javax.swing.border.BevelBorder.LOWERED));

            }

            return jPanelPreview;

    }

    /**

     * This method initializes jPanelOptions

     *

     * @return javax.swing.JPanel

     */

    protected JPanel getJPanelOptions() {

            if (jPanelOptions == null) {

                    jPanelOptions = new GridBagLayoutPanel();

                    jPanelOptions.setBorder(BorderFactory.createTitledBorder(null, PluginServices.getText(this, "options")));

                    jcc2 = new ColorChooserPanel(true,true);

                    jcc2.setAlpha(255);

                    if (shapeType == FShape.POINT) {

                            jcc1 = new ColorChooserPanel(true);

                            jPanelOptions.addComponent(

                                            PluginServices.getText(this, "color")+":", jcc1);

                            jPanelOptions.addComponent(

                                            PluginServices.getText(this, "size")+":",

                                            txtSize = new JIncrementalNumberField(String.valueOf(3), 3, 0, Double.MAX_VALUE, 1));

                            jPanelOptions.addComponent(PluginServices.getText(this, "units")+":",

                                            cmbUnits = new JComboBoxUnits());

                            jPanelOptions.addComponent("",

                                            cmbReferenceSystem = new JComboBoxUnitsReferenceSystem());

                            jPanelOptions.addComponent(

                                            PluginServices.getText(this, "angle")+":",

                                            txtAngle = new JIncrementalNumberField());

                    } else if (shapeType == FShape.LINE) {

                            jcc1 = new ColorChooserPanel(true);

                        jPanelOptions.addComponent(

                                            PluginServices.getText(this, "color")+":", jcc1);

                            jPanelOptions.addComponent(

                                            PluginServices.getText(this, "width")+":",

                                            txtSize = new JIncrementalNumberField(String.valueOf(3), 3, 0, Double.MAX_VALUE, 1));

                            jPanelOptions.addComponent(PluginServices.getText(this, "units")+":",

                                            cmbUnits = new JComboBoxUnits());

                            jPanelOptions.addComponent("",

                                            cmbReferenceSystem = new JComboBoxUnitsReferenceSystem());

                    } else if (shapeType == FShape.POLYGON) {

                            jcc1 = new ColorChooserPanel(true, true);

                        jPanelOptions.addComponent(

                                            PluginServices.getText(this, "fill_color")+":", jcc1);

                            jPanelOptions.addComponent(

                                            PluginServices.getText(this, "outline_color")+":", jcc2);

                            jPanelOptions.addComponent(

                                            PluginServices.getText(this, "outline_width"),

                                            txtWidth = new JIncrementalNumberField(String.valueOf(3), 3, 0, Double.MAX_VALUE, 1));

                            jPanelOptions.addComponent(PluginServices.getText(this, "units")+":",

                                            cmbUnits = new JComboBoxUnits());

                            jPanelOptions.addComponent("",

                                            cmbReferenceSystem = new JComboBoxUnitsReferenceSystem());

                    } else if (shapeType == FShape.TEXT) {

                            jcc1 = new ColorChooserPanel(true);

                        jPanelOptions.addComponent(

                                            PluginServices.getText(this, "font")+":", getCmbFonts());

                            jPanelOptions.addComponent(

                                            PluginServices.getText(this, "color")+":", jcc1);

                            jPanelOptions.addComponent(PluginServices.getText(this, "size")+":",

                                            cmbFontSize = new JComboBoxFontSizes());

                            jPanelOptions.addComponent(PluginServices.getText(this, "units")+":",

                                            cmbUnits = new JComboBoxUnits());

                            jPanelOptions.addComponent("",

                                            cmbReferenceSystem = new JComboBoxUnitsReferenceSystem());

                            JPanel aux = new JPanel(new FlowLayout(FlowLayout.LEADING,0,1));

                            aux.add(getBtnBold());

                            aux.add(getBtnItalic());

                            aux.add(getBtnUnderlined());

                            jPanelOptions.addComponent(

                                            PluginServices.getText(this, "style")+":", aux);

                    }

                    jcc1.setAlpha(255);

                    if (txtSize != null)                        txtSize.addActionListener(this);

                    if (cmbUnits != null)                        cmbUnits.addActionListener(this);

                    if (cmbReferenceSystem != null)        cmbReferenceSystem.addActionListener(this);

                    if (jcc1 != null)                                jcc1.addActionListener(this);

                    if (jcc2 != null)                                jcc2.addActionListener(this);

                    if (txtWidth != null)                        txtWidth.addActionListener(this);

                    if (cmbFontSize != null)                cmbFontSize.addActionListener(this);

                    if (txtAngle != null)                        txtAngle.addActionListener(this);

            }

            return jPanelOptions;

    }

    private JToggleButton getBtnUnderlined() {

            if (btnUnderlined == null) {

                        btnUnderlined = new JToggleButton(PluginServices.getIconTheme().

                                        get("underline-icon"));

                }

                return btnUnderlined;

    }

    private JToggleButton getBtnItalic() {

            if (btnItalic == null) {

                        btnItalic = new JToggleButton(PluginServices.getIconTheme().

                                        get("italic-icon"));

            }

                return btnItalic;

        }

        private JToggleButton getBtnBold() {

            if (btnBold == null) {

                        btnBold = new JToggleButton(PluginServices.getIconTheme().

                                        get("bold-icon"));

                }

                return btnBold;

        }

        private JComboBoxFonts getCmbFonts() {

                if (cmbFonts == null) {

                        cmbFonts = new JComboBoxFonts();

                }

                return cmbFonts;

        }

        public WindowInfo getWindowInfo() {

                if (wi == null) {

                        wi = new WindowInfo(WindowInfo.MODALDIALOG | WindowInfo.RESIZABLE);

                        wi.setWidth(706);

                        wi.setHeight(500);

                        wi.setTitle(PluginServices.getText(this, "symbol_selector"));

                }

                return wi;

        }

        protected JSplitPane getJSplitPane() throws ClassNotFoundException {

                if (jSplitPane == null) {

                        jSplitPane = new JSplitPane();

                        jSplitPane.setDividerLocation(200);

                        jSplitPane.setResizeWeight(0.4);

                jSplitPane.setLeftComponent(getLeftJScrollPane());

                jSplitPane.setRightComponent(getJScrollPane1());

                }

                return jSplitPane;

        }

        public Object getSelectedObject() {

                if (!accepted) return null;

                Object mySelectedElement = ((SymbolPreviewer) jPanelPreview).getSymbol();

            // if this symbol only has one layer, then no multilayer is needed

                if (mySelectedElement instanceof IMultiLayerSymbol) {

                        if (((IMultiLayerSymbol) mySelectedElement).getLayerCount()==1)

                                return ((IMultiLayerSymbol) mySelectedElement).getLayer(0);

                }

                if (mySelectedElement instanceof CartographicSupport) {

                        CartographicSupport csSym = (CartographicSupport) mySelectedElement;

                        csSym.setUnit(cmbUnits.getSelectedUnitIndex());

                        csSym.setReferenceSystem(cmbReferenceSystem.getSelectedIndex());

                }

                return mySelectedElement;

        }

        public void setSymbol(Object symbol) {

                ((SymbolPreviewer) jPanelPreview).setSymbol((ISymbol) symbol);

                updateOptionsPanel();

        }

        /**

         * Invoked when the PROPERTIES button is pressed

         */

        protected void propertiesPressed() {

                ISymbol mySelectedElement = ((SymbolPreviewer) jPanelPreview).getSymbol();

                if (mySelectedElement ==null)

                        return;

                ISymbol clonedSymbol = SymbologyFactory.createSymbolFromXML(

                                mySelectedElement.getXMLEntity(), null);

                SymbolEditor se = new SymbolEditor(clonedSymbol, shapeType);

                PluginServices.getMDIManager().addWindow(se);

                ISymbol symbol = se.getSymbol();

                if (symbol instanceof IMultiLayerSymbol) {

                        IMultiLayerSymbol mSym = (IMultiLayerSymbol) symbol;

                        if (mSym.getLayerCount() == 1) {

                                symbol =  mSym.getLayer(0);

                        }

                }

                setSymbol(symbol);

        }

        /**

         * Invoked when the NEW button is pressed

         */

        protected void newPressed() {

                SymbolEditor se = new SymbolEditor(null, shapeType);

                PluginServices.getMDIManager().addWindow(se);

                setSymbol(se.getSymbol());

        }

        /**

         * Invoked when the RESET button is pressed

         */

        protected void resetPressed() {

                setSymbol(null);

        }

        /**

         * Invoked when the SAVE button is pressed

         */

        protected void savePressed() {

                if (getSelectedObject() ==null)

                        return;

                JFileChooser jfc = new JFileChooser("SYMBOL_SELECTOR_FILECHOOSER", rootDir);

                javax.swing.filechooser.FileFilter ff = new javax.swing.filechooser.FileFilter() {

                        public boolean accept(File f) {

                                return f.getAbsolutePath().

                                toLowerCase().

                                endsWith(SymbolLibrary.SYMBOL_FILE_EXTENSION) || f.isDirectory();

                        }

                        public String getDescription() {

                                return PluginServices.getText(

                                                this, "gvSIG_symbol_definition_file")+ " (*.sym)";

                        }

                };

                jfc.setFileFilter(ff);

                JPanel accessory = new JPanel(new FlowLayout(FlowLayout.LEADING, 5, 5));

                accessory.add(new JLabel(PluginServices.getText(this, "enter_description")));

                JTextField txtDesc = new JTextField(25);

                accessory.add(txtDesc);

                jfc.setAccessory(accessory);

                if (jfc.showSaveDialog(this) == JFileChooser.APPROVE_OPTION) {

                        File targetFile = jfc.getSelectedFile();

                        // apply description

                        String desc;

                        if (txtDesc.getText()==null || txtDesc.getText().trim().equals("")) {

                                // default to file name

                                String s = targetFile.getAbsolutePath();

                                desc = s.substring(s.lastIndexOf(File.separator)+1).

                                        replaceAll(SymbolLibrary.SYMBOL_FILE_EXTENSION, "");

                        } else {

                                desc = txtDesc.getText().trim();

                        }

                        ISymbol s = (ISymbol) getSelectedObject();

                        s.setDescription(desc);

                        getJListSymbols().setModel(newListModel());

//                        getJListSymbols().setSelectedValue(

//                                        selectedElement, true);

                        String symbolFileName = targetFile.getAbsolutePath().substring(

                                        targetFile.getAbsolutePath().lastIndexOf(File.separator)+1, 

                                        targetFile.getAbsolutePath().length());

                        File targetDir = new File(targetFile.getAbsolutePath().substring(

                                        0,

                                        targetFile.getAbsolutePath().lastIndexOf(File.separator)));

                        library.addElement(s, symbolFileName , targetDir);

                }

        }

        public void actionPerformed(ActionEvent e) {

                if (!act) return;

                Object selectedElement = ((SymbolPreviewer) jPanelPreview).getSymbol();//getSelectedObject();

                performActionOn(selectedElement, e);

                SymbolSelector.this.repaint();

        }

        protected void performActionOn(Object selectedElement, ActionEvent e) {

                JComponent comp = (JComponent) e.getSource();

                if ( comp.equals(getBtnProperties()) ) {

                        // properties pressed

                        propertiesPressed();

                } else if ( comp.equals(getBtnNewSymbol()) ) {

                        // new pressed

                        newPressed();

                } else if ( comp.equals(getBtnResetSymbol()) ) {

                        // reset pressed

                        resetPressed();

                } else if ( comp.equals(getBtnSaveSymbol()) ) {

                        // save pressed

                        savePressed();

                } else if (comp.equals(jcc1)) {

                        if (selectedElement == null)

                                return;

                        Color c = jcc1.getColor();

                        if (selectedElement instanceof IMarkerSymbol) {

                                IMarkerSymbol m = (IMarkerSymbol) selectedElement;

                                if (m instanceof MultiLayerMarkerSymbol) {

                                        MultiLayerMarkerSymbol mm = (MultiLayerMarkerSymbol) m;

                                        mm.setAlpha(jcc1.getAlpha());

                                } else {

                                        m.setColor(c);

                                }

                        }

                        if (selectedElement instanceof ILineSymbol) {

                                ILineSymbol l = (ILineSymbol) selectedElement;

                                if (l instanceof MultiLayerLineSymbol) {

                                        MultiLayerLineSymbol ml = (MultiLayerLineSymbol) l;

                                        ml.setAlpha(jcc1.getAlpha());

                                } else {

                                        l.setLineColor(c);

                                }

                        }

                        if (selectedElement instanceof IFillSymbol) {

                                IFillSymbol f = (IFillSymbol) selectedElement;

                                f.setHasFill(jcc1.getUseColorisSelected());

                                f.setFillColor(c);

                        }

                        if (selectedElement instanceof ITextSymbol) {

                                ITextSymbol t = (ITextSymbol) selectedElement;

                                t.setTextColor(c);

                        }

                } else if (comp.equals(jcc2)) {

                        if (selectedElement == null)

                                return;

                        Color c = jcc2.getColor();

                        if (selectedElement instanceof IFillSymbol) {

                                IFillSymbol f = (IFillSymbol) selectedElement;

                                ILineSymbol outline = f.getOutline();

                                f.setHasOutline(jcc2.getUseColorisSelected());

                                if (outline!=null) {

                                        ILineSymbol l = (ILineSymbol) outline;

                                        if (l instanceof MultiLayerLineSymbol && c != null) {

                                                MultiLayerLineSymbol ml = (MultiLayerLineSymbol) l;

                                                ml.setAlpha(c.getAlpha());

                                        } else {

                                                l.setLineColor(c);

                                        }

                                }

                        }

                } else if (comp.equals(txtSize)) {

                        double s = txtSize.getDouble();

                        if (selectedElement instanceof IMarkerSymbol) {

                                IMarkerSymbol m = (IMarkerSymbol) selectedElement;

                                m.setSize(s);

                        }

                        if (selectedElement instanceof ILineSymbol) {

                                ILineSymbol l = (ILineSymbol) selectedElement;

                                l.setLineWidth(s);

                        }

                } else if (comp.equals(cmbUnits)) {

                        if (selectedElement instanceof CartographicSupport) {

                                CartographicSupport cs = (CartographicSupport) selectedElement;

                                cs.setUnit(cmbUnits.getSelectedUnitIndex());

                        }        

                } else if (comp.equals(cmbReferenceSystem)) {

                        if (selectedElement instanceof CartographicSupport) {

                                CartographicSupport cs = (CartographicSupport) selectedElement;

                                cs.setUnit(cmbReferenceSystem.getSelectedIndex());

                        }

                } else if (comp.equals(txtWidth)) {

                        double w = txtWidth.getDouble();

                        if (selectedElement instanceof IFillSymbol) {

                                IFillSymbol f = (IFillSymbol) selectedElement;

                                ILineSymbol outline = f.getOutline();

                                if (outline!=null)

                                        outline.setLineWidth(w);

                        }

                } else if (comp.equals(cmbFontSize)) {

                        double s = ((Integer) cmbFontSize.getSelectedItem()).doubleValue();

                        if (selectedElement instanceof ITextSymbol) {

                                ITextSymbol t = (ITextSymbol) selectedElement;

                                t.setFontSize(s);

                        }

                } else if (comp.equals(txtAngle)) {

                        double a = Math.toRadians(txtAngle.getDouble());

                        if (selectedElement instanceof IMarkerSymbol) {

                                IMarkerSymbol m = (IMarkerSymbol) selectedElement;

                                m.setRotation(a);

                        }

                }

        }

        public static ISymbolSelector createSymbolSelector(Object currSymbol, int shapeType) {

                return createSymbolSelector(currSymbol, shapeType, null);

        }

        public static ISymbolSelector createSymbolSelector(Object currSymbol, int shapeType, SelectorFilter filter) {

                ISymbolSelector selector = null;

                // patch for backwards compatibility

//                if (currSymbol instanceof FSymbol) {

//                        currSymbol = SymbologyFactory.deriveFSymbol((FSymbol) currSymbol);

//                }

                if (filter==null)

                        selector = (shapeType == FShape.MULTI) ?

                                        new MultiShapeSymbolSelector(currSymbol) :

                                        new SymbolSelector(currSymbol, shapeType, true);

                else

                        selector = (shapeType == FShape.MULTI) ?

                                        new MultiShapeSymbolSelector(currSymbol) :

                                        new SymbolSelector(currSymbol, shapeType, filter, true);

                return selector;

        }

        class SillyDragNDropAction implements MouseListener, MouseMotionListener {

                private boolean doDrop = false;

                private Object selected;

                private File sourceFolder;

                public void mouseClicked(MouseEvent e) { }

                public void mouseEntered(MouseEvent e) { }

                public void mouseExited(MouseEvent e) { }

                public void mousePressed(MouseEvent e) {

                        if (e.getSource().equals(getJListSymbols())) {

                                selected = getJListSymbols().getSelectedValue();

                                doDrop = selected!=null;

                                DefaultMutableTreeNode node = (DefaultMutableTreeNode) libraryBrowser.getLastSelectedPathComponent();

                                if (node.getUserObject() instanceof File) {

                                        sourceFolder = (File) node.getUserObject();

                                }

                        }

                        e.consume();

                }

                public void mouseReleased(MouseEvent e) {

                        if (doDrop && e.getSource().equals(getJListSymbols())) {

                                Point p = new Point(getJListSymbols().getLocation().x-e.getPoint().x, getJListSymbols().getLocation().y+e.getPoint().y);

                                if (libraryBrowser.getBounds().contains(p)) {

                                        File destFolder = libraryBrowser.getElementBellow(p);

                                        if (destFolder != null) {

                                                ISymbol sym = (ISymbol) selected;

                                                int move = InputEvent.SHIFT_DOWN_MASK | InputEvent.BUTTON1_DOWN_MASK;

//                                            int copy = MouseEvent.CTRL_DOWN_MASK | MouseEvent.BUTTON1_DOWN_MASK;

                                                library.addElement(sym, sym.getDescription(), destFolder);

                                            if ((e.getModifiers() & (move)) !=0) {

                                                    library.removeElement(sym, sourceFolder);

                                            } 

                                        }

                                        libraryBrowser.refresh();

                                }

                        }

                        doDrop = false;

                }

                public void mouseDragged(MouseEvent e) {

                        if (e.getSource().equals(getJListSymbols())) {

                                Point p = new Point(getJListSymbols().getLocation().x-e.getPoint().x, getJListSymbols().getLocation().y+e.getPoint().y);

                                if (libraryBrowser.getBounds().contains(p)) {

                                        libraryBrowser.setSelectedElementBellow(p);

                                }

                        }

                }

                public void mouseMoved(MouseEvent e) {

                }

        }

}