Application: gvSIG desktop

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

 *

 * Copyright (C) 2005 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

 */

/* CVS MESSAGES:

*

* $Id: JSymbolPreviewButton.java 10315 2007-02-14 09:59:17Z jaume $

* $Log$

* Revision 1.1.2.2  2007-02-14 09:59:17  jaume

* *** empty log message ***

*

* Revision 1.1.2.1  2007/02/13 16:19:19  jaume

* graduated symbol legends (start commiting)

*

*

*/

package com.iver.cit.gvsig.project.documents.view.legend.gui;

import java.awt.BasicStroke;

import java.awt.Color;

import java.awt.Graphics;

import java.awt.Graphics2D;

import java.awt.LayoutManager;

import java.awt.Rectangle;

import java.awt.event.ActionListener;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import java.awt.geom.Rectangle2D;

import java.util.ArrayList;

import javax.swing.BorderFactory;

import javax.swing.JComponent;

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

public class JSymbolPreviewButton extends JComponent implements MouseListener {

        private ISymbol prev;

        private ArrayList listeners = new ArrayList();

        private boolean pressed;

        public JSymbolPreviewButton() {

                super();

                addMouseListener(this);

                mouseExited(null);

        }

        public JSymbolPreviewButton(LayoutManager layout) {

                this();

        }

        public void paint(Graphics g) {

                Rectangle bounds = getBounds();

                Graphics2D g2 = (Graphics2D) g;

                if (g2 != null) {

                        g2.setStroke(new BasicStroke(2));

                        g2.setColor(pressed ? Color.GRAY : Color.WHITE);

                        g2.drawLine(0, 0, (int) bounds.getWidth(), 0);

                        g2.drawLine(0, 0, 0, (int) bounds.getHeight());

                        g2.setColor(pressed ? Color.WHITE : Color.GRAY);

                        g2.drawLine(2, (int) bounds.getHeight(), (int) bounds.getWidth(), (int) bounds.getHeight());

                        g2.drawLine((int) bounds.getWidth(), 0, (int) bounds.getWidth(), (int) bounds.getHeight());

                        Rectangle2D r = new Rectangle2D.Double(3, 3, bounds.getWidth()-3, bounds.getHeight()-6);

                        if (prev!=null) {

                                prev.drawInsideRectangle(g2, g2.getTransform(), r.getBounds());

                        }

                }

        }

        public void setSymbol(ISymbol symbol) {

                this.prev = symbol;

                mouseExited(null);

        }

        public void mouseClicked(MouseEvent e) {

                for (int i = 0; i < listeners.size(); i++) {

                        ((ActionListener) listeners .get(i)).actionPerformed(null);

                }

        }

        public void mouseEntered(MouseEvent e) {}

        public void mouseExited(MouseEvent e) {

                setBorder(BorderFactory.createBevelBorder(javax.swing.border.BevelBorder.RAISED));

                pressed = false;

                paint(getGraphics());

        }

        public void mousePressed(MouseEvent e) {

                setBorder(BorderFactory.createBevelBorder(javax.swing.border.BevelBorder.RAISED));

                pressed = true;

                paint(getGraphics());

        }

        public void mouseReleased(MouseEvent e) {

                if (pressed)

                        mouseClicked(e);

                mouseExited(e);

        }

        public void addActionListener(ActionListener l) {

                listeners.add(l);

        }

}