Application: gvSIG desktop

/*

 * Cresques Mapping Suite. Graphic Library for constructing mapping applications.

 *

 * Copyright (C) 2004-5.

 *

 * 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:

 *

 * cresques@gmail.com

 */

package org.cresques.ui.raster;

import java.awt.BorderLayout;

import java.awt.Dimension;

import java.awt.FlowLayout;

import javax.swing.JComboBox;

import javax.swing.JPanel;

import org.cresques.i18n.Messages;

import org.cresques.io.CXMLParser;

import org.cresques.io.GeoRasterWriter;

/*

 * Created on 04-mar-2005

 *

 */

/**

 * Panel que contiene las propiedades de un driver de escritura.

 * Este panel se monta a partir de un XML que es solicitado al driver

 * porque dependiendo del driver tendr? unas propiedades u otras.

 * Los elementos del panel son XMLObjects que se almacenan en

 * vectores. El XML se procesa con la clase ProcessXML que ser? la

 * encargada a partir del texto en XML de crear los XMLObjects que

 * compondran el panel.

 * @author Nacho Brodin <brodin_ign@gva.es>

 */

public class DataInputProps extends JPanel {

    final private static long serialVersionUID = -3370601314380922368L;

    private GeoRasterWriter writer = null;

    private String formato = null;

    private JPanel jPanel = null;

    private JPanel panelSup = null;

    private JComboBox jComboBox = null;

    private XMLPanel[] panels = null;

    private XMLCombo[] combos = null;

    private XMLLabel[] labels = null;

    private XMLSlider[] sliders = null;

    private XMLCheck[] checks = null;

    private XMLText[] texts = null;

    public DataInputProps(){};

    public DataInputProps(GeoRasterWriter writer) {

        super();

        this.writer = writer;

        this.formato = writer.getIdent();

        ProcessXML pXML = new ProcessXML(writer.getXMLPropertiesDialog());

        panels = pXML.getPanels();

        labels = pXML.getLabels();

        combos = pXML.getCombos();

        sliders = pXML.getSliders();

        checks = pXML.getChecks();

        texts = pXML.getTexts();

        initialize();

        addComponents();

        //showElements();

    }

    /**

     * Inicializa el panel central con los datos del primer panel de la lista

     */

    private void initialize() {

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

            if (i == 0) {

                if (panels[i].layout.equals("FlowLayout")) {

                    this.setLayout(new FlowLayout());

                }

                if (panels[i].layout.equals("BorderLayout")) {

                    this.setLayout(new BorderLayout());

                }

                this.setPreferredSize(new Dimension(panels[i].sizex, panels[i].sizey));

                this.setSize(panels[i].sizex, panels[i].sizey);

            } else {

                if ((panels[i].position != null) &&

                        !panels[i].position.equals("")) {

                    this.add(panels[i], panels[i].position);

                } else {

                    this.add(panels[i]);

                }

            }

        }

    }

    /**

     * A?ade los componentes de los vectores al panel

     *

     */

    public void addComponents() {

        for (int iPanel = 1; iPanel < panels.length; iPanel++) {

            int nElemInsert = 0;

            while (nElemInsert < panels[iPanel].nElements) {

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

                    labels[i].setText(Messages.getText(labels[i].getText()));

                        if ((labels[i].numPanel == iPanel) &&

                            (labels[i].posIntoPanel == nElemInsert)) {

                        if ((labels[i].position != null) &&

                                !labels[i].position.equals("")) {

                            panels[iPanel].add(labels[i], labels[i].position);

                        } else {

                            panels[iPanel].add(labels[i]);

                        }

                        nElemInsert++;

                    }

                } //for(int i=0;i<labels.length;i++)

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

                    if ((combos[i].numPanel == iPanel) &&

                            (combos[i].posIntoPanel == nElemInsert)) {

                        if ((combos[i].position != null) &&

                                !combos[i].position.equals("")) {

                            panels[iPanel].add(combos[i], combos[i].position);

                        } else {

                            panels[iPanel].add(combos[i]);

                        }

                        nElemInsert++;

                    }

                } //for(int i=0;i<combos.length;i++)

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

                    if ((sliders[i].numPanel == iPanel) &&

                            (sliders[i].posIntoPanel == nElemInsert)) {

                        if ((sliders[i].position != null) &&

                                !sliders[i].position.equals("")) {

                            panels[iPanel].add(sliders[i], sliders[i].position);

                        } else {

                            panels[iPanel].add(sliders[i]);

                        }

                        nElemInsert++;

                    }

                } //for(int i=0;i<sliders.length;i++)

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

                    if ((checks[i].numPanel == iPanel) &&

                            (checks[i].posIntoPanel == nElemInsert)) {

                        if ((checks[i].position != null) &&

                                !checks[i].position.equals("")) {

                            panels[iPanel].add(checks[i], checks[i].position);

                        } else {

                            panels[iPanel].add(checks[i]);

                        }

                        nElemInsert++;

                    }

                } //for(int i=0;i<checks.length;i++)

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

                    if ((texts[i].numPanel == iPanel) &&

                            (texts[i].posIntoPanel == nElemInsert)) {

                        if ((texts[i].position != null) &&

                                !texts[i].position.equals("")) {

                            panels[iPanel].add(texts[i], texts[i].position);

                        } else {

                            panels[iPanel].add(texts[i]);

                        }

                        nElemInsert++;

                    }

                } //for(int i=0;i<checks.length;i++)

            } //while(nElemInsert<panels[iPanel].nElements)

        } //for(int iPanel=1;iPanel<panels.length;iPanel++)

    }

    /**

     * Obtiene el n?mero de componentes que recogen propiedades

     * para el driver cargado

     * @return        N?mero de componentes

     */

    public int getNElements() {

        return (combos.length + sliders.length + checks.length + texts.length);

    }

    /**

     * Obtiene los identificadores de las propiedades del cuadro de dialogo

     * @return        Lista con los identificadores de propiedades

     */

    public String[] getElements() {

        String[] lista = new String[this.getNElements()];

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

            lista[i] = combos[i].id + "=" +

                       combos[i].getSelectedItem().toString();

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

            lista[combos.length + i] = sliders[i].id + "=" +

                                       sliders[i].getSlider().getValue();

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

            String sel = null;

            if (checks[i].isSelected()) {

                sel = new String("yes");

            } else {

                sel = new String("no");

            }

            lista[combos.length + sliders.length + i] = checks[i].id + "=" +

                                                        sel;

        }

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

            lista[i] = texts[i].id + "=" + texts[i].getText();

        return lista;

    }

    /**

     * Obtiene la lista de Combos

     * @return XMLCombo[]

     */

    public XMLCombo[] getCombos() {

        return combos;

    }

    /**

     * Obtiene la lista de Sliders

     * @return XMLSlider[]

     */

    public XMLSlider[] getSliders() {

        return sliders;

    }

    /**

     * Obtiene la lista de CheckBoxs

     * @return XMLCheck[]

     */

    public XMLCheck[] getChecks() {

        return checks;

    }

    /**

     * Muestra informaci?n sobre los elementos a?adidos al panel

     *

     */

    public void showElements() {

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

            System.out.println("PANEL " + i + " NElem=" + panels[i].nElements);

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

            System.out.println("LABEL " + i + " Panel=" + labels[i].numPanel +

                               " PosIntoPanel=" + labels[i].posIntoPanel);

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

            System.out.println("COMBO " + i + " Panel=" + combos[i].numPanel +

                               " PosIntoPanel=" + combos[i].posIntoPanel);

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

            System.out.println("CHECK " + i + " Panel=" + checks[i].numPanel +

                               " PosIntoPanel=" + checks[i].posIntoPanel);

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

            System.out.println("SLIDER " + i + " Panel=" + sliders[i].numPanel +

                               " PosIntoPanel=" + sliders[i].posIntoPanel);

    }

}

/**

 * Clase para procesar el XML que manda un driver de escritura y

 * que corresponde a la ventana de dialogo para las propiedades del mismo.

 *

 * @author Nacho Brodin <brodin_ign@gva.es>

 *

 */

class ProcessXML {

    private XMLPanel[] panels = null;

    private XMLCombo[] combos = null;

    private XMLLabel[] labels = null;

    private XMLSlider[] sliders = null;

    private XMLCheck[] checks = null;

    private XMLText[] texts = null;

    private int contPanels = 0;

    private int contCombos = 0;

    private int contLabels = 0;

    private int contSliders = 0;

    private int contChecks = 0;

    private int contTexts = 0;

    /**

     * Constructor

     * @param XML        XML correspondiente a la ventana de dialogo

     */

    public ProcessXML(String XML) {

        CXMLParser parser = new CXMLParser(XML);

        //Reservamos memoria para el n?mero de paneles

        panels = new XMLPanel[parser.getNumTags("panel")];

        combos = new XMLCombo[parser.getNumTags("combo")];

        labels = new XMLLabel[parser.getNumTags("label")];

        sliders = new XMLSlider[parser.getNumTags("slider")];

        checks = new XMLCheck[parser.getNumTags("check")];

        texts = new XMLText[parser.getNumTags("text")];

        String valor = parser.getValue("window", true);

        while (!valor.equals("")) {

            String tag = parser.getTag();

            if (tag.equals("panel")) {

                processPanel(parser);

            } else if (tag.equals("label")) {

                processLabel(parser);

            } else if (tag.equals("combo")) {

                processCombo(parser);

            } else if (tag.equals("check")) {

                processCheck(parser);

            } else if (tag.equals("slider")) {

                processSlider(parser);

            } else if (tag.equals("text")) {

                processText(parser);

            } else if (tag.equals("")) {

                valor = new String("");

            } else {

                valor = parser.getXML();

            }

        }

        if (!valor.equals("")) {

            System.err.println("Se ha interrumpido el proceso!!!");

        }

    }

    /**

     * Obtiene los paneles leidos del XML como objetos XMLPanel

     * @return        Listado de XMLPanel

     */

    public XMLPanel[] getPanels() {

        return panels;

    }

    /**

     * Obtiene los combos leidos del XML como objetos XMLCombo

     * @return        Listado de XMLCombo

     */

    public XMLCombo[] getCombos() {

        return combos;

    }

    /**

     * Obtiene los label leidos del XML como objetos XMLLabel

     * @return        Listado de XMLLabel

     */

    public XMLLabel[] getLabels() {

        return labels;

    }

    /**

     * Obtiene los slider leidos del XML como objetos XMLSlider

     * @return        Listado de XMLSlider

     */

    public XMLSlider[] getSliders() {

        return sliders;

    }

    /**

     * Obtiene los checks leidos del XML como objetos XMLCheks

     * @return        Listado de XMLCheck

     */

    public XMLCheck[] getChecks() {

        return checks;

    }

    /**

     * Obtiene los texts leidos del XML como objetos XMLText

     * @return        Listado de XMLText

     */

    public XMLText[] getTexts() {

        return texts;

    }

    /**

     * Procesa un tag panel

     * @param parser        Objeto parser con el XML

     */

    public void processPanel(CXMLParser parser) {

        panels[contPanels] = new XMLPanel();

        String sizex = parser.getAttr("panel", "sizex");

        String sizey = parser.getAttr("panel", "sizey");

        if ((sizex != null) && !sizex.equals("")) {

            panels[contPanels].sizex = Integer.parseInt(sizex);

        }

        if ((sizey != null) && !sizey.equals("")) {

            panels[contPanels].sizey = Integer.parseInt(sizey);

        }

        panels[contPanels].layout = parser.getAttr("panel", "layout");

        panels[contPanels].border = parser.getAttr("panel", "border");

        panels[contPanels].position = parser.getAttr("panel", "position");

        panels[contPanels].align = parser.getAttr("panel", "align");

        panels[contPanels].init();

        contPanels++;

        //System.out.println("PANEL="+sizex+"X"+sizey+" Layout="+layout+" Border="+border+" Pos="+position+" Align="+align);

        parser.getValue("panel", true);

    }

    /**

         * Procesa un tag label

         * @param parser        Objeto parser con el XML

         */

    public void processLabel(CXMLParser parser) {

        labels[contLabels] = new XMLLabel();

        //Posicionamiento. En q panel y su posici?n dentro de este

        labels[contLabels].numPanel = contPanels - 1;

        panels[contPanels - 1].nElements++;

        labels[contLabels].posIntoPanel = panels[contPanels - 1].nElements - 1;

        labels[contLabels].position = parser.getAttr("label", "position");

        labels[contLabels].text = parser.getValue("label", true);

        labels[contLabels].init();

        contLabels++;

    }

    /**

     * Procesa un tag combo

     * @param parser        Objeto parser con el XML

     */

    public void processCombo(CXMLParser parser) {

        combos[contCombos] = new XMLCombo();

        //Posicionamiento. En q panel y su posici?n dentro de este

        combos[contCombos].numPanel = contPanels - 1;

        panels[contPanels - 1].nElements++;

        combos[contCombos].posIntoPanel = panels[contPanels - 1].nElements - 1;

        combos[contCombos].selected = parser.getAttr("combo", "selected");

        combos[contCombos].position = parser.getAttr("combo", "position");

        combos[contCombos].id = parser.getAttr("combo", "ident");

        String sizex = parser.getAttr("combo", "sizex");

        String sizey = parser.getAttr("combo", "sizey");

        if ((sizex != null) && !sizex.equals("")) {

            combos[contCombos].sizex = Integer.parseInt(sizex);

        }

        if ((sizey != null) && !sizey.equals("")) {

            combos[contCombos].sizey = Integer.parseInt(sizey);

        }

        String valoresCombo = parser.getValue("combo", true);

        processComboValues(parser, combos[contCombos]);

        combos[contCombos].init();

        contCombos++;

    }

    /**

     * Procesa los elementos de un combo

     * @param parser        Objeto parser con el XML

     * @param combo        Objeto XMLCombo del cual se procesan los elementos

     */

    public void processComboValues(CXMLParser parser, XMLCombo combo) {

        String elem = parser.getValue("elem", true);

        if (elem != null) {

            combo.addItem(elem);

        }

        if (parser.getTag().equals("elem")) {

            processComboValues(parser, combo);

        }

    }

    /**

     * Procesa un tag check

     * @param parser        Objeto parser con el XML

     */

    public void processCheck(CXMLParser parser) {

        String select = parser.getAttr("check", "selected");

        if (select.equals("yes")) {

            checks[contChecks] = new XMLCheck(parser.getAttr("check", "text"),

                                              true);

        } else {

            checks[contChecks] = new XMLCheck(parser.getAttr("check", "text"),

                                              false);

        }

        checks[contChecks].position = parser.getAttr("check", "position");

        checks[contChecks].id = parser.getAttr("check", "ident");

        String sizex = parser.getAttr("check", "sizex");

        String sizey = parser.getAttr("check", "sizey");

        if ((sizex != null) && !sizex.equals("")) {

            checks[contChecks].sizex = Integer.parseInt(sizex);

        }

        if ((sizey != null) && !sizey.equals("")) {

            checks[contChecks].sizey = Integer.parseInt(sizey);

        }

        parser.getValue("check", true);

        //Posicionamiento. En q panel y su posici?n dentro de este

        checks[contChecks].numPanel = contPanels - 1;

        panels[contPanels - 1].nElements++;

        checks[contChecks].posIntoPanel = panels[contPanels - 1].nElements - 1;

        checks[contChecks].init();

        contChecks++;

    }

    /**

     * Procesa un tag slider

     * @param parser        Objeto parser con el XML

     */

    public void processSlider(CXMLParser parser) {

        String min = null;

        String max = null;

        String value = null;

        String minorspacing = null;

        String majorspacing = null;

        String name = parser.getAttr("slider", "name");

        String id = parser.getAttr("slider", "ident");

        String position = parser.getAttr("slider", "position");

        String sizex = parser.getAttr("slider", "sizex");

        String sizey = parser.getAttr("slider", "sizey");

        String elem = parser.getValue("slider", true);

        String tag = parser.getTag();

        while (tag.equals("min") || tag.equals("max") || tag.equals("value") ||

                   tag.equals("minorspacing") || tag.equals("majorspacing")) {

            if (tag.equals("min")) {

                min = parser.getValue("min", true);

            }

            if (tag.equals("max")) {

                max = parser.getValue("max", true);

            }

            if (tag.equals("value")) {

                value = parser.getValue("value", true);

            }

            if (tag.equals("minorspacing")) {

                minorspacing = parser.getValue("minorspacing", true);

            }

            if (tag.equals("majorspacing")) {

                majorspacing = parser.getValue("majorspacing", true);

            }

            tag = parser.getTag();

        }

        sliders[contSliders] = new XMLSlider(name, min, max, value,

                                             minorspacing, majorspacing);

        sliders[contSliders].position = position;

        sliders[contSliders].id = id;

        if ((sizex != null) && !sizex.equals("")) {

            sliders[contSliders].sizex = Integer.parseInt(sizex);

        }

        if ((sizey != null) && !sizey.equals("")) {

            sliders[contSliders].sizey = Integer.parseInt(sizey);

        }

        //Posicionamiento. En q panel y su posici?n dentro de este

        sliders[contSliders].numPanel = contPanels - 1;

        panels[contPanels - 1].nElements++;

        sliders[contSliders].posIntoPanel = panels[contPanels - 1].nElements -

                                            1;

        contSliders++;

    }

    /**

    * Procesa un tag text

    * @param parser        Objeto parser con el XML

    */

    public void processText(CXMLParser parser) {

        texts[contTexts] = new XMLText(parser.getAttr("text", "text"));

        String sizex = parser.getAttr("text", "sizex");

        String sizey = parser.getAttr("text", "sizey");

        if ((sizex != null) && !sizex.equals("")) {

            texts[contTexts].sizex = Integer.parseInt(sizex);

        }

        if ((sizey != null) && !sizey.equals("")) {

            texts[contTexts].sizey = Integer.parseInt(sizey);

        }

        //Posicionamiento. En q panel y su posici?n dentro de este

        texts[contTexts].numPanel = contPanels - 1;

        panels[contPanels - 1].nElements++;

        texts[contTexts].posIntoPanel = panels[contPanels - 1].nElements - 1;

        texts[contTexts].position = parser.getAttr("text", "position");

        texts[contTexts].text = parser.getValue("text", true);

        texts[contTexts].init();

        contTexts++;

    }

}

/**

 * Clase que representa a un panel obtenido a partir del XML

 * que manda un driver de escritura.

 *

 * @author Nacho Brodin <brodin_ign@gva.es>

 *

 */

class XMLPanel extends JPanel {

    final private static long serialVersionUID = -3370601314380922368L;

    public int sizex = 0;

    public int sizey = 0;

    public String layout = null;

    public String border = null;

    public String position = null;

    public String align = null;

    public int nElements = 0;

    /**

     * Inicializaci?n del XMLPanel

     *

     */

    public void init() {

        if (layout.equals("FlowLayout")) {

            FlowLayout fl = new FlowLayout();

            this.setLayout(fl);

            if (align.equals("left")) {

                fl.setAlignment(java.awt.FlowLayout.LEFT);

            } else if (align.equals("center")) {

                fl.setAlignment(java.awt.FlowLayout.CENTER);

            } else if (align.equals("right")) {

                fl.setAlignment(java.awt.FlowLayout.RIGHT);

            } else if (align.equals("leading")) {

                fl.setAlignment(java.awt.FlowLayout.LEADING);

            } else if (align.equals("trailing")) {

                fl.setAlignment(java.awt.FlowLayout.TRAILING);

            }

        } else if (layout.equals("BorderLayout")) {

            this.setLayout(new BorderLayout());

        }

        if ((sizex != 0) && (sizey != 0)) {

            this.setPreferredSize(new java.awt.Dimension(sizex, sizey));

        }

        if (border.equals("yes")) {

            this.setBorder(javax.swing.BorderFactory.createLineBorder(java.awt.Color.gray,

                                                                      1));

        }

    }

}