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.Color;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.Insets;

import javax.swing.JCheckBox;

import javax.swing.JPanel;

import javax.swing.JSlider;

import javax.swing.JTextField;

/**

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

 * @author Nacho Brodin (brodin_ign@gva.es)

 */

public class RasterTransparencyPanel extends JPanel {

    final private static long serialVersionUID = -3370601314380922368L;

    /**

     * Nombre del panel

     */

    private String nom = "Transparencia";

    FilterRasterDialogPanel parent = null;

    /**

     * N?mero de bandas del raster

     */

    public int nBands = 3;

    private JPanel jPanel = null;

    private JPanel jPanel1 = null;

    private JCheckBox cbTransparencia = null;

    /**

     * Variable p?blica para la traducci?n

     */

    public JPanel pGeneralTrans = null;

    private JCheckBox cbOpacidad = null;

    private JSlider slOpacidad = null;

    private JTextField tOpacidad = null;

        private TransparencyByPixelPanel pTranspByPixel = null;

        private JPanel pTransparencyByPixel = null;

    /**

     * Constructor. Asigna la variable panel que contiene este

     * @param parent FilterRasterDialogPanel

     */

    public RasterTransparencyPanel(FilterRasterDialogPanel parent) {

        this.parent = parent;

        initialize();

    }

    /**

     * This method initializes this

     *

     * @return void

     */

    private void initialize() {

        this.setLayout(new BorderLayout());

        this.setBounds(0, 0, 445, 239);

        this.setPreferredSize(new java.awt.Dimension(445, 239));

        this.add(getJPanel(), java.awt.BorderLayout.CENTER);

        initControls();

    }

    /**

     * Obtiene el nombre del panel

     * @return Cadena con el nombre del panel

     */

    public String getName(){

            return this.nom;

    }

    /**

     * 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.getOpacityText().setText("100");

        this.setActiveOpacityControl(false);

        this.setActiveTransparencyControl(false);

    }

    /**

     * This method initializes jPanel

     *

     * @return javax.swing.JPanel

     */

    private JPanel getJPanel() {

        if (jPanel == null) {

            GridBagConstraints gridBagConstraints1 = new GridBagConstraints();

            gridBagConstraints1.gridx = 0;

            gridBagConstraints1.gridy = 0;

            GridBagConstraints gridBagConstraints7 = new GridBagConstraints();

            jPanel = new JPanel();

            jPanel.setLayout(new GridBagLayout());

            gridBagConstraints7.gridwidth = 1;

            gridBagConstraints7.gridy = 2;

            gridBagConstraints7.gridx = 0;

            gridBagConstraints7.insets = new java.awt.Insets(5,0,0,0);

            jPanel.setPreferredSize(new java.awt.Dimension(333, 113));

            jPanel.add(getJPanel4(), gridBagConstraints7);

            jPanel.add(getPTransparencyByPixel(), gridBagConstraints1);

        }

        return jPanel;

    }

    /**

     * This method initializes jPanel1

     *

     * @return javax.swing.JPanel

     */

    private JPanel getJPanel1() {

        if (jPanel1 == null) {

            jPanel1 = new JPanel();

            jPanel1.setLayout(new BorderLayout());

            jPanel1.setPreferredSize(new java.awt.Dimension(415,25));

            jPanel1.setBorder(javax.swing.BorderFactory.createEmptyBorder(0,0,0,0));

            jPanel1.add(getTransparencyCheck(), java.awt.BorderLayout.NORTH);

        }

        return jPanel1;

    }

    /**

     * This method initializes jCheckBox

     *

     * @return javax.swing.JCheckBox

     */

    public JCheckBox getTransparencyCheck() {

        if (cbTransparencia == null) {

            cbTransparencia = new JCheckBox();

            cbTransparencia.setText("Transparencia por pixel");

        }

        return cbTransparencia;

    }

    /**

     * This method initializes jPanel4

     *

     * @return javax.swing.JPanel

     */

    private JPanel getJPanel4() {

        if (pGeneralTrans == null) {

                pGeneralTrans = new JPanel();

                pGeneralTrans.setBorder(javax.swing.BorderFactory.createLineBorder(java.awt.Color.gray, 1));

                pGeneralTrans.setPreferredSize(new java.awt.Dimension(415, 35));

                pGeneralTrans.add(getOpacityCheck(), null);

                pGeneralTrans.add(getOpacitySlider(), null);

                pGeneralTrans.add(getOpacityText(), null);

        }

        return pGeneralTrans;

    }

    /**

     * This method initializes jCheckBox1

     *

     * @return javax.swing.JCheckBox

     */

    public JCheckBox getOpacityCheck() {

        if (cbOpacidad == null) {

            cbOpacidad = new JCheckBox();

            cbOpacidad.setText("Opacidad");

        }

        return cbOpacidad;

    }

    /**

     * This method initializes jSlider

     *

     * @return javax.swing.JSlider

     */

    public JSlider getOpacitySlider() {

        if (slOpacidad == null) {

            slOpacidad = new JSlider();

            slOpacidad.setPreferredSize(new java.awt.Dimension(280, 16));

        }

        return slOpacidad;

    }

    /**

     * This method initializes jTextField3

     *

     * @return javax.swing.JTextField

     */

    public JTextField getOpacityText() {

        if (tOpacidad == null) {

            tOpacidad = new JTextField();

            tOpacidad.setPreferredSize(new java.awt.Dimension(30, 19));

        }

        return tOpacidad;

    }

    /**

     * Activa/Desactiva los controles de opacidad

     * @param active

     */

    public void setActiveOpacityControl(boolean active) {

        this.getOpacityCheck().setSelected(active);

        this.getOpacitySlider().setEnabled(active);

        this.getOpacityText().setEnabled(active);

    }

    /**

     * Activa/Desactiva los controles de transparencia

     * @param active

     */

    public void setActiveTransparencyControl(boolean active) {

        this.getTransparencyCheck().setSelected(active);

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

        rgbPanel.getTRed().setEnabled(active);

        if (parent.nbands == 2) {

                rgbPanel.getTGreen().setEnabled(active);

                rgbPanel.getTBlue().setEnabled(false);

        }

        if (parent.nbands == 3) {

                rgbPanel.getTGreen().setEnabled(active);

                rgbPanel.getTBlue().setEnabled(active);

        }

    }

    /**

     * Asigna el valor de opacidad a los controles de la ventana

     * para que cuando esta se abra tenga los valores seleccionados en la

     * imagen.

     * @param alpha

     */

    public void setOpacity(int alpha) {

        int opacityPercent = (int) ((alpha * 100) / 255);

        this.getOpacityText().setText(String.valueOf(opacityPercent));

        this.getOpacitySlider().setValue(opacityPercent);

        this.setActiveOpacityControl(true);

        if (opacityPercent == 100) {

            this.setActiveOpacityControl(false);

        }

    }

        /**

         * This method initializes jPanel2        

         *         

         * @return javax.swing.JPanel        

         */

        public TransparencyByPixelPanel getPTranspByPixel() {

                if (pTranspByPixel == null) {

                        pTranspByPixel = new TransparencyByPixelPanel();

                        pTranspByPixel.setPreferredSize(new java.awt.Dimension(415,128));

                        pTranspByPixel.setBorder(javax.swing.BorderFactory.createEmptyBorder(0,0,0,0));

                        pTranspByPixel.setControlEnabled(false);

                }

                return pTranspByPixel;

        }

        /**

         * This method initializes jPanel2        

         *         

         * @return javax.swing.JPanel        

         */

        private JPanel getPTransparencyByPixel() {

                if (pTransparencyByPixel == null) {

                        GridBagConstraints gridBagConstraints = new GridBagConstraints();

                        gridBagConstraints.gridx = -1;

                        gridBagConstraints.gridy = -1;

                        GridBagConstraints gridBagConstraints2 = new GridBagConstraints();

                        gridBagConstraints2.anchor = GridBagConstraints.WEST;

                        gridBagConstraints2.insets = new Insets(0, 0, 5, 0);

                        gridBagConstraints2.gridheight = 1;

                        gridBagConstraints2.gridwidth = 0;

                        gridBagConstraints2.gridx = -1;

                        gridBagConstraints2.gridy = -1;

                        gridBagConstraints2.ipady = 0;

                        gridBagConstraints2.fill = GridBagConstraints.NONE;

                        pTransparencyByPixel = new JPanel();

                        pTransparencyByPixel.setLayout(new GridBagLayout());

                        pTransparencyByPixel.setBorder(javax.swing.BorderFactory.createLineBorder(java.awt.Color.gray,1));

                        pTransparencyByPixel.add(getJPanel1(), gridBagConstraints2);

                        pTransparencyByPixel.add(getPTranspByPixel(), gridBagConstraints);

                }

                return pTransparencyByPixel;

        }

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