Application: gvSIG desktop » gvSIG projections

/* gvSIG. Sistema de Informacin Geogrfica de la Generalitat Valenciana

 *

 * Copyright (C) 2006 Instituto de Desarrollo Regional 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 Ibez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   Instituto de Desarrollo Regional (Universidad de Castilla La-Mancha)

 *   Campus Universitario s/n

 *   02071 Alabacete

 *   Spain

 *

 *   +34 967 599 200

 */

package org.gvsig.crs.gui.panels;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.GridLayout;

import java.awt.event.ActionListener;

import javax.swing.JLabel;

import javax.swing.JPanel;

import org.cresques.cts.IProjection;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.ui.mdiManager.IWindow;

import org.gvsig.app.addlayer.AddLayerDialog;

import org.gvsig.app.gui.panels.CRSSelectPanel;

import org.gvsig.app.project.documents.view.gui.AbstractViewPanel;

import org.gvsig.crs.ICrs;

import org.gvsig.crs.gui.dialog.CSSelectionDialog;

import org.gvsig.crs.gui.dialog.TRSelectionDialog;

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

/**

 * @author Luis W. Sevilla (sevilla_lui@gva.es)

 */

public class ProjChooserPanel extends CRSSelectPanel {

        private static final long serialVersionUID = 1L;

        public  ICrs curProj = null; 

        private JLabel jLblProj = null;

        private JLabel jLblProjName = null;

        private JButton jBtnChangeProj = null;

        private boolean okPressed = false;

        private String abrev;

        boolean panel = false;

        boolean targetNad = false;

        String dataSource = "EPSG";

        public ProjChooserPanel(IProjection proj) {

                super(proj);        

                IProjection pr = proj;

                IWindow activeWindow = PluginServices.getMDIManager().getActiveWindow();

            if (activeWindow instanceof AbstractViewPanel) {                

                    AbstractViewPanel activeView = (AbstractViewPanel) activeWindow;

                    pr = activeView.getMapControl().getProjection();

            }

            AddLayerDialog.setLastProjection(pr);        

                setCurProj(pr);

                initialize();                

        }

        /**

         * This method initializes this

         *

         * @return void

         */

        private void initialize() {

        GridLayout gl = new GridLayout(1,2);

        this.setLayout(gl); // new FlowLayout(FlowLayout.LEFT, 15, 0));

        this.add(getJLblProjName());

        JPanel secondHalf = new JPanel(new GridBagLayout());

        GridBagConstraints c = new GridBagConstraints();

        c.fill = GridBagConstraints.HORIZONTAL;

        c.weightx = 1.0;   //request any extra hor space

        c.gridx = 0;      

        c.gridwidth = 1;  

        c.gridy = 0;      

        secondHalf.add(getJLblProj(), c);

        c.fill = GridBagConstraints.NONE;

        c.weightx = 0.0;  

        c.gridx = 1;      

        secondHalf.add(getJBtnChangeProj(), c);

        this.add(secondHalf);

        initBtnChangeProj();

        }

        private void initBtnChangeProj() {

                getJBtnChangeProj().addActionListener(new java.awt.event.ActionListener() {

                        public void actionPerformed(java.awt.event.ActionEvent e) {

                                CSSelectionDialog csSelect = null;

                                TRSelectionDialog trSelect = null;

                                if (!isTransPanelActive()){

                                        okPressed = false;

                                        csSelect = new CSSelectionDialog((ICrs) curProj);

                                        csSelect.setProjection(curProj);

                                        csSelect.initRecents(curProj);

                                        //csSelect.setLayout(new GridLayout(0,1));

                                PluginServices.getMDIManager().addWindow(csSelect);

//                                abrev = curProj.getAbrev();

                                abrev = dataSource+ ":" +String.valueOf(curProj.getCode());

                                if (csSelect.isOkPressed()) {

                                        curProj = (ICrs) csSelect.getProjection();

                                        dataSource = curProj.getCrsWkt().getAuthority()[0];

                                        //dataSource = csSelect.getDataSource();

                                        abrev = dataSource+ ":" +String.valueOf(curProj.getCode());

                                        getJLblProj().setText(dataSource+ ":" +String.valueOf(curProj.getCode()));//.getAbrev());

                                        AddLayerDialog.setLastProjection(curProj);

                                        okPressed = true;

                                        if (actionListener != null) {

                                                actionListener.actionPerformed(e);

                                        }

                                }else{

                                        getJLblProj().setText(abrev);                                          

                                }

                                }

                                else {

                                        okPressed = false;                                                                                

                                    trSelect = new TRSelectionDialog(curProj);

                                        trSelect.setProjection(curProj);

                                        trSelect.setLayout(new GridLayout(0,1));

                                        PluginServices.getMDIManager().addWindow(trSelect);

                                        setTargetNad(trSelect.getTargetNad());

                                //abrev = curProj.getAbrev();

                                if (trSelect.getProjection() != curProj) {

                                        curProj = (ICrs) trSelect.getProjection();

                                        dataSource = curProj.getCrsWkt().getAuthority()[0];

                                        //dataSource = trSelect.getProjPanel().getDataSource();

                                        //abrev = trSelect.getProjectionName();

                                        getJLblProj().setText(dataSource+ ":" +String.valueOf(curProj.getCode()));//abrev);

                                        AddLayerDialog.setLastProjection(curProj);                                        

                                        okPressed = true;

                                        if (actionListener != null) {

                                                actionListener.actionPerformed(e);

                                        }

                                }else{

                                        refresh();

                                }

                                }

                        }

                });

        }

        public JLabel getJLblProjName() {

                if (jLblProjName == null) {

                jLblProjName = new JLabel("Proyeccion actual");

                        jLblProjName.setText(PluginServices.getText(this,"proyeccion_actual")); //$NON-NLS-1$

                }

                return jLblProjName;

        }

        public JLabel getJLabel() {

                return getJLblProjName();

        }

        public JLabel getJLblProj() {

                if (jLblProj == null) {

                jLblProj = new JLabel();

                }

                return jLblProj;

        }

        /**

         * This method initializes jButton

         *

         * @return javax.swing.JButton

         */

        public JButton getJBtnChangeProj() {

                if (jBtnChangeProj == null) {

                        jBtnChangeProj = new JButton();                        

                        jBtnChangeProj.setText("..."); //$NON-NLS-1$

                        // jBtnChangeProj.setPreferredSize(new Dimension(50, 23));

                }

                return jBtnChangeProj;

        }

        public void setTargetNad(boolean tarNad){

                targetNad = tarNad;

        }

        public boolean getTargetNad(){

                return targetNad;

        }

        /**

         * @return Returns the curProj.

         */

        public IProjection getCurProj() {

                return curProj;

        }

        /**

         * @param curProj The curProj to set.

         */

        public void setCurProj(IProjection curProj) {

                this.curProj = (ICrs) curProj;

                refresh();

        }

        private void refresh() {

                if (curProj != null){   

            dataSource = curProj.getCrsWkt().getAuthority()[0];

            String text = dataSource + ":" + String.valueOf(curProj.getCode());

            getJLblProj().setText(text.trim());              

        }else{

                getJLblProj().setText("");

        }

        }

        /**

         * @return Returns the okPressed.

         */

        public boolean isOkPressed() {

                return okPressed;

        }

        /**

         * @param actionListener The actionListener to set.

         */

        public void addActionListener(ActionListener actionListener) {

                this.actionListener = actionListener;

        }

}  //  @jve:decl-index=0:visual-constraint="10,10"