Application: gvSIG desktop

package org.gvsig.crs.gui.panels;

import java.awt.Component;

import java.awt.Dimension;

import java.awt.FlowLayout;

import java.awt.GridLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.io.File;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.io.RandomAccessFile;

import javax.swing.BorderFactory;

import javax.swing.JButton;

import javax.swing.JFileChooser;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JRadioButton;

import javax.swing.JTextArea;

import javax.swing.JTextField;

import javax.swing.filechooser.FileFilter;

import org.cresques.cts.IProjection;

import org.cresques.ui.DefaultDialogPanel;

import org.gvsig.crs.CrsException;

import org.gvsig.crs.CrsFactory;

import org.gvsig.crs.CrsWkt;

import org.gvsig.crs.ICrs;

import org.gvsig.gui.beans.treelist.TreeListContainer;

import au.com.objectix.jgridshift.GridShiftFile;

import au.com.objectix.jgridshift.SubGrid;

import com.iver.andami.PluginServices;

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

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

public class TransformationNadgridsPanel extends DefaultDialogPanel implements IWindow, ActionListener {

        private static final long serialVersionUID = 1L;

        private JPanel groupRadioButton = null;

        private JLabel jLabelChooser = null;

        private JRadioButton jRadioButtonSource = null;

        private JRadioButton jRadioButtonTarget = null;

        private IProjection firstProj;

        private String nad = null;

        String[] targetAuthority;

        String targetAbrev = "";

        String sourceAbrev = "";

        private String cadWKT = "";

        private int codeEpsg;

        private JPanel jPanelOpen;

        private JLabel jLabelOpenGsb;

        private JTextField jTextOpen;

        private JFileChooser openFileChooser;

        private JButton jButtonOpen;

        private TreeListContainer treeList = null;

        private JPanel jPanel;        

        private JTextArea jTextAreaInfo;        

        boolean targetNad = false;

        public TransformationNadgridsPanel() {

                //nad = "+nadgrids=sped2et.gsb";

                nad = "+nadgrids=sped2et.gsb";

        }

        public JPanel getJPanel(){

                if (jPanel == null) {

                        jPanel = new JPanel();

                        jPanel.setLayout(new GridLayout(1,4));

                        jPanel.setLayout(new FlowLayout(FlowLayout.LEADING,5,10));

                        jPanel.setPreferredSize(new Dimension(525, 110));

                        jPanel.setBorder(

                                    BorderFactory.createCompoundBorder(

                                                        BorderFactory.createCompoundBorder(

                                                                        BorderFactory.createTitledBorder("+"+PluginServices.getText(this,"nadgrids")),

                                                                        BorderFactory.createEmptyBorder(2,2,2,2)),

                                                                        jPanel.getBorder()));

                        jPanel.add(getJPanelOpen());

                        jPanel.add(getJLabelChooser());

                        jPanel.add(getGroupRadioButton());

                        initializeTreeList();

                        jPanel.add(getTreeList());

                }

                return jPanel;

        }

        private JPanel getGroupRadioButton() {

                if (groupRadioButton == null) {

                        groupRadioButton = new JPanel();

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

                        groupRadioButton.setPreferredSize(new Dimension(400,30));                        

                        groupRadioButton.add(getJRadioButtonSource());

                        groupRadioButton.add(getJRadioButtonTarget());                        

                }

                return groupRadioButton;

        }

        private JRadioButton getJRadioButtonSource() {

                if (jRadioButtonSource == null) {

                        jRadioButtonSource = new JRadioButton();                        

                        jRadioButtonSource.setSelected(true);

                        jRadioButtonSource.addActionListener(this);

                }

                jRadioButtonSource.setText(PluginServices.getText(this,"aplicar_capa") + " " + getSourceAbrev() );

                return jRadioButtonSource;

        }

        private JRadioButton getJRadioButtonTarget() {                

                if (jRadioButtonTarget == null) {

                        jRadioButtonTarget = new JRadioButton();                        

                        jRadioButtonTarget.setSelected(false);

                        jRadioButtonTarget.addActionListener(this);

                }

                jRadioButtonTarget.setText(PluginServices.getText(this,"aplicar_vista") + " " +  getTargetAbrev());

                return jRadioButtonTarget;

        }        

        private JLabel getJLabelChooser(){

                jLabelChooser = new JLabel();

                jLabelChooser.setPreferredSize(new Dimension(400, 20));

                jLabelChooser.setText(PluginServices.getText(this, "seleccion_nadgrids")+":");

                return jLabelChooser;

        }

        private Component getJTextAreaInfo() {

                if (jTextAreaInfo == null){

                        jTextAreaInfo = new JTextArea();

                        jTextAreaInfo.setLineWrap(true);

                        jTextAreaInfo.setWrapStyleWord(true);

                        jTextAreaInfo.setPreferredSize(new Dimension(400, 100));

                        jTextAreaInfo.setEditable(false);

                        jTextAreaInfo.setText(getWKT());

                }

                jTextAreaInfo.setText(getWKT());

                return jTextAreaInfo;

        }

        private JPanel getJPanelOpen() {

                if(jPanelOpen == null) {

                        jPanelOpen = new JPanel();

                        jPanelOpen.setPreferredSize(new Dimension(525,50));

                        jPanelOpen.setLayout(new GridLayout(2,2));

                        jPanelOpen.setLayout(new FlowLayout(FlowLayout.LEFT,5,5));

                        jPanelOpen.add(getJLabelOpenGsb(), null);

                        jPanelOpen.add(getOpenTextField(), null);

                        jPanelOpen.add(getJButtonOpen(), null);                        

                }

                return jPanelOpen;

        }

        private JLabel getJLabelOpenGsb() {

                if(jLabelOpenGsb == null) {

                        jLabelOpenGsb = new JLabel();

                        jLabelOpenGsb.setPreferredSize(new Dimension(80,20));

                        jLabelOpenGsb.setText(PluginServices.getText(this,"abrir_gsb")+":");

                }

                return jLabelOpenGsb;

        }

        private JTextField getOpenTextField() {

                if(jTextOpen == null) {

                        jTextOpen = new JTextField();

                        jTextOpen.setPreferredSize(new Dimension(200,20));

                        jTextOpen.setText("");

                }

                return jTextOpen;

        }

        private JFileChooser getOpenFileChooser(){

                if(openFileChooser == null){

                        openFileChooser = new JFileChooser();                        

                        openFileChooser.setEnabled(false);

                        openFileChooser.addChoosableFileFilter(new FiltroNadgrids());

                }

                return openFileChooser;

        }

        private JButton getJButtonOpen() {

                if(jButtonOpen == null) {

                        jButtonOpen = new JButton();

                        jButtonOpen.setText("");

                        jButtonOpen.setPreferredSize(new Dimension(20,20));

                        jButtonOpen.setText("...");

                        jButtonOpen.addActionListener(this);

                }

                return jButtonOpen;

        }

        public ICrs getProjection() {

                ICrs crs;

                if (jRadioButtonSource.isSelected()){

                        try {

                                setNad(false);

                                crs = new CrsFactory().getCRS(getCode(),

                                                getWKT(),nad);

                                return crs;

                        } catch (org.gvsig.crs.CrsException e) {

                                e.printStackTrace();

                        }

                        return null;

                }

                else {        

                        setNad(true);

                        try {

                                crs = new CrsFactory().getCRS(getCode(),

                                                getWKT());

                                crs.setNadTarget(nad);

                                return crs;

                        } catch (CrsException e) {                                

                                e.printStackTrace();

                        }

                        return null;

                }                

        }

        public void setProjection(IProjection proj) {

                firstProj = proj;

        }

        public void setNad(boolean nadg){

                targetNad = nadg;                

        }

        public boolean getNad(){

                return targetNad;                

        }

        public void setCode(int cod){

                codeEpsg = cod;

        }

        public int getCode(){

                return codeEpsg;

        }

        public void setWKT(String cad){

                cadWKT = cad;

                CrsWkt parser = new CrsWkt(cad);

                setSourceAbrev(parser.getAuthority()[0], parser.getAuthority()[1]);

                getJTextAreaInfo();

                getJRadioButtonSource();

        }

        public String getWKT(){

                return cadWKT;

        }

        public void setTargetAuthority(String[] authority){

                targetAuthority = authority;

                setTargetAbrev(targetAuthority[0], targetAuthority[1]);

                getJRadioButtonTarget();                

        }

        public String[] getTargetAuthority(){

                return targetAuthority;

        }

        public void setTargetAbrev(String fuente, String codigo){

                targetAbrev = "(" + fuente + ":" + codigo + ")";

        }

        public String getTargetAbrev() {

                return targetAbrev;

        }

        public void setSourceAbrev(String fuente, String codigo){

                sourceAbrev = "(" + fuente + ":" + codigo + ")";

        }

        public String getSourceAbrev(){

                return sourceAbrev;

        }

        public WindowInfo getWindowInfo() {

                WindowInfo m_viewinfo=new WindowInfo(WindowInfo.MODALDIALOG);

                   m_viewinfo.setTitle(PluginServices.getText(this,"nadgrids"));

                return m_viewinfo;

        }

        public void actionPerformed(ActionEvent e) {

                // TODO Auto-generated method stub

                if (e.getSource() == this.getJRadioButtonSource()){

                        jRadioButtonSource.setSelected(true);

                        jRadioButtonTarget.setSelected(false);

                }

                if (e.getSource() == this.getJRadioButtonTarget()){

                        jRadioButtonTarget.setSelected(true);

                        jRadioButtonSource.setSelected(false);

                }

                if (e.getSource() == this.getJButtonOpen()){

                        jPanelOpen.add(getOpenFileChooser(), null);

                        //openChooser.setCurrentDirectory(f);

                        int returnVal = openFileChooser.showOpenDialog(TransformationNadgridsPanel.this);

                if (returnVal == JFileChooser.APPROVE_OPTION) {

                    File file = openFileChooser.getSelectedFile();

                    jTextOpen.setText(file.getAbsolutePath());

                }

                }

        }

        public TreeListContainer getTreeList() {

                if (treeList == null){

                        treeList = new TreeListContainer(PluginServices.getText(this,"grids_en")+": "+"sped2et.gsb");

                        treeList.getTree().expandRow(0);

                        treeList.setComponentSize(530,220);

                }

                return treeList;

        }

        private void initializeTreeList(){

                // leer el fichero nadgrids

                RandomAccessFile raFile = null;

                try {

                        raFile = new RandomAccessFile("./gvSIG/extensiones/org.gvsig.crs/data/sped2et.gsb","r");

                } catch (FileNotFoundException e) {

                        // TODO Auto-generated catch block

                        e.printStackTrace();

                }

                GridShiftFile gsf = new GridShiftFile();

                try {

                        gsf.loadGridShiftFile(raFile);

                } catch (IOException e) {

                        // TODO Auto-generated catch block

                        e.printStackTrace();

                }

                SubGrid subGrid[] = gsf.getSubGridTree(); 

                for (int i=0;i<subGrid.length;i++){

                        getTreeList().addClass(subGrid[i].getSubGridName(),i);

                        getTreeList().addEntry(PluginServices.getText(this,"long_min")+": "+String.valueOf(subGrid[i].getMinLon()),subGrid[i].getSubGridName(), "");

                        getTreeList().addEntry(PluginServices.getText(this,"lat_min")+": "+String.valueOf(subGrid[i].getMinLat()),subGrid[i].getSubGridName(), "");

                        getTreeList().addEntry(PluginServices.getText(this,"long_max")+": "+String.valueOf(subGrid[i].getMaxLon()),subGrid[i].getSubGridName(), "");

                        getTreeList().addEntry(PluginServices.getText(this,"lat_max")+": "+String.valueOf(subGrid[i].getMaxLat()),subGrid[i].getSubGridName(), "");

                }

                getTreeList().getTree().expandRow(0);

        }

}

class FiltroNadgrids extends FileFilter {

        final static String gsb = "gsb";

        public boolean accept(File f) {

                if (f.isDirectory()) {

           return true;

       }

       String s = f.getName();

       int i = s.lastIndexOf('.');

       if (i > 0 &&  i < s.length() - 1) {

           String extension = s.substring(i+1).toLowerCase();

           if (gsb.equals(extension)){

                   return true;

           } else {

               return false;

           }

       }

       return false;

        }

        public String getDescription() {

                 return "Archivos .gsb";

        }

}