| gvSIG desktop 1

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

 *

 * Copyright (C) 2007 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.

 */

package org.gvsig.rastertools.properties.panels;

import java.awt.BorderLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.JCheckBox;

import javax.swing.JPanel;

import org.gvsig.gui.beans.checkslidertext.CheckSliderTextContainer;

import org.gvsig.raster.shared.IRasterProperties;

import org.gvsig.rastertools.properties.dialog.IRegistrablePanel;

import com.iver.andami.PluginServices;

import com.iver.cit.gvsig.fmap.layers.FLayer;

/**

 * Dialogo para asignar la transparencia por pixel y global al raster.

 * 

 * @author Nacho Brodin (nachobrodin@gmail.com)

 */

public class TransparencyPanel extends JPanel implements ActionListener, IRegistrablePanel{

    final private static long                         serialVersionUID = 0;

    private IRasterProperties                        op = null;

    /**

     * Nombre del panel

     */

    private String                                                 id = "transparencia";

    /**

     * N?mero de bandas del raster

     */

    public int                                                         nBands = 3;

    private JCheckBox                                         cbTransparencia = null;

    private TransparencySelectionPanel        pTransSelect = null;

        private TranspByPixelPanel                         pTranspByPixel = null;

        private CheckSliderTextContainer        pOpacity = null;

        private TransparencyControl                        tControl = null;

    /**

     * Constructor. 

     */

    public TransparencyPanel() {

            id = PluginServices.getText(this, id);

            tControl = new TransparencyControl(this);

        initialize();

    }

    /**

     * This method initializes this

     *

     * @return void

     */

    private void initialize() {

            this.setLayout(new BorderLayout());

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

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

            this.add(getSelectionPanel(), BorderLayout.SOUTH);

        initControls();

    }

    /**

     * Asigna el n?mero de bandas de la imagen

     * @param nBands

     */

    public void setBands(int nBands) {

        this.nBands = nBands;

    }

    /**

     * Inicializa controles a sus valores por defecto

     */

    public void initControls() {

        this.setActiveTransparencyControl(false);

    }

    /**

     * This method initializes jCheckBox

     *

     * @return javax.swing.JCheckBox

     */

    public JCheckBox getTransparencyCheck() {

        if (cbTransparencia == null) {

            cbTransparencia = new JCheckBox();

            cbTransparencia.setText("Activar");

            cbTransparencia.addActionListener(this);

        }

        return cbTransparencia;

    }

    /**

     * This method initializes TranspOpacitySliderPanel

     *

     * @return javax.swing.JPanel

     */

    public CheckSliderTextContainer getOpacityPanel() {

        if (pOpacity == null) {

                pOpacity = new CheckSliderTextContainer(0, 100, 100, false, PluginServices.getText(this, "activar"), false);

                pOpacity.setDecimal(false);

                pOpacity.setBorder(PluginServices.getText(this, "opacidad"));

        }

        return pOpacity;

    }

    /**

     * This method initializes TranspOpacitySliderPanel

     *

     * @return javax.swing.JPanel

     */

    public TransparencySelectionPanel getSelectionPanel() {

        if (pTransSelect == null) 

                pTransSelect = new TransparencySelectionPanel();

        return pTransSelect;

    }

    /**

     * Activa/Desactiva los controles de transparencia

     * @param active

     */

    public void setActiveTransparencyControl(boolean active) {

        this.getTransparencyCheck().setSelected(active);

        TranspByPixelRGBInputPanel rgbPanel = this.getPTranspByPixel().getPRGBInput();

        rgbPanel.getTRed().setEnabled(active);

        if(op != null){

                if (op.getBandCount() == 2) {

                        rgbPanel.getTGreen().setEnabled(active);

                        rgbPanel.getTBlue().setEnabled(false);

                }

                if (op.getBandCount() == 3) {

                        rgbPanel.getTGreen().setEnabled(active);

                        rgbPanel.getTBlue().setEnabled(active);

                }

        }

    }

           /**

         * This method initializes jPanel2        

         *         

         * @return javax.swing.JPanel        

         */

        public TranspByPixelPanel getPTranspByPixel() {

                if (pTranspByPixel == null) 

                        pTranspByPixel = new TranspByPixelPanel();

                return pTranspByPixel;

        }

        /**

         * Ajusta el tama?o de todos los componentes a partir del tama?o

         * introducido para el panel.

         * @param w

         * @param h

         */

        public void setComponentSize(int w, int h){

        }

        /**

     * Eventos sobre TextField y CheckBox. Controla eventos de checkbox de opacidad, transparencia,

     * recorte de colas y los textfield de opacidad, valores de transparencia por banda y

     * porcentaje de recorte.

     */

        public void actionPerformed(ActionEvent e) {

                //Evento sobre el checkbox de transparencia

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

                   //Check de opacidad activado -> Activar controles de opacidad

                   if (getTransparencyCheck().isSelected()) {

                           getPTranspByPixel().setControlEnabled(true);

                           getPTranspByPixel().getPRGBInput().setActiveBands(nBands);

                   }else

                           getPTranspByPixel().setControlEnabled(false);

            }

        }

        /**

         * Obtiene el interfaz de operaciones raster

         * @return FLyrRasterSE

         */

        public IRasterProperties getRasterOperations(){

                return op;

        }

        /**

         * Obtiene la capa si existe esta.

         * @return FLayer si existe una capa o null si no existe.

         */

        public FLayer getLayer(){

                if(op instanceof FLayer)

                        return (FLayer)op;

                return null;

        }

   /*

    *  (non-Javadoc)

    * @see org.gvsig.rastertools.properties.dialog.IRegistrablePanel#setLayer(com.iver.cit.gvsig.fmap.layers.FLayer)

    */

        public void setLayer(FLayer lyr) {

                if(lyr instanceof IRasterProperties){

                        op = (IRasterProperties)lyr;

                        tControl.setTransparencyObject(op.getRenderTransparency());

                }

        }

        /*

         *  (non-Javadoc)

         * @see org.gvsig.rastertools.properties.dialog.IRegistrablePanel#accept()

         */

        public void accept() {

                tControl.accept();                        

        }

        /*

         *  (non-Javadoc)

         * @see org.gvsig.rastertools.properties.dialog.IRegistrablePanel#apply()

         */

        public void apply() {

                tControl.apply();                

        }

        /*

         *  (non-Javadoc)

         * @see org.gvsig.rastertools.properties.dialog.IRegistrablePanel#cancel()

         */

        public void cancel() {

                tControl.cancel();        

        }

        /*

         *  (non-Javadoc)

         * @see org.gvsig.rastertools.properties.dialog.IRegistrablePanel#getID()

         */

        public String getID() {

                return id;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.rastertools.properties.dialog.IRegistrablePanel#selectTab(java.lang.String)

         */

        public void selectTab(String id) {

        }

} //  @jve:decl-index=0:visual-constraint="36,15"