| gvSIG desktop 1

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

 *

 * Copyright (C) 2005 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.raster.gui.preferences.panels;

import java.awt.Color;

import java.awt.Dimension;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.Insets;

import java.text.NumberFormat;

import javax.swing.BorderFactory;

import javax.swing.DefaultComboBoxModel;

import javax.swing.JComboBox;

import javax.swing.JFormattedTextField;

import javax.swing.JLabel;

import javax.swing.SwingConstants;

import javax.swing.text.DefaultFormatterFactory;

import javax.swing.text.NumberFormatter;

import org.gvsig.raster.Configuration;

import org.gvsig.raster.RasterLibrary;

import org.gvsig.raster.util.BasePanel;

/**

 * PreferenceCache es la clase que se encarga de configurar en RasterPreferences

 * las opciones de cacheamiento de capas en Raster.

 * 

 * @version 14/12/2007

 * @author BorSanZa - Borja S?nchez Zamorano (borja.sanchez@iver.es)

 */

public class PreferenceCache extends BasePanel {

        protected static final long serialVersionUID      = 1L;

        private JLabel              labelWarning          = null;

        private JLabel              labelBlockHeight      = null;

        private JComboBox           comboBoxBlockHeight   = null;

        private JLabel              labelCacheSize        = null;

        private JFormattedTextField textFieldCacheSize    = null;

        private JLabel              labelPagsPerGroup     = null;

        private JFormattedTextField textFieldPagsPerGroup = null;

        private JLabel              labelPageSize         = null;

        private JFormattedTextField textFieldPageSize     = null;

        /**

         *Inicializa componentes gr?ficos y traduce

         */

        public PreferenceCache() {

                init();

                translate();

        }

        /**

         * Define todas las traducciones de PreferenceCache

         */

        protected void translate() {

                setBorder(BorderFactory.createTitledBorder(getText(this, "cache")));

                getLabelWarning().setText(getText(this, "preference_cache_warning"));

                getLabelCacheSize().setText(getText(this, "tamanyo") + ":");

                getLabelPagsPerGroup().setText(getText(this, "paginas_grupo") + ":");

                getLabelPageSize().setText(getText(this, "tamanyo_pagina") + ":");

                getLabelBlockHeight().setText(getText(this, "bloques_procesos") + ":");

        }

        protected void init() {

                GridBagConstraints gridBagConstraints;

                setLayout(new GridBagLayout());

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridwidth = 2;

                gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

                gridBagConstraints.weightx = 1.0;

                gridBagConstraints.insets = new Insets(5, 5, 2, 5);

                add(getLabelWarning(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = 1;

                gridBagConstraints.anchor = GridBagConstraints.EAST;

                gridBagConstraints.insets = new Insets(2, 5, 2, 2);

                add(getLabelCacheSize(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = 2;

                gridBagConstraints.anchor = GridBagConstraints.EAST;

                gridBagConstraints.insets = new Insets(2, 5, 2, 2);

                add(getLabelPagsPerGroup(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = 3;

                gridBagConstraints.anchor = GridBagConstraints.EAST;

                gridBagConstraints.insets = new Insets(2, 5, 2, 2);

                add(getLabelPageSize(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = 4;

                gridBagConstraints.anchor = GridBagConstraints.EAST;

                gridBagConstraints.insets = new Insets(2, 5, 5, 2);

                add(getLabelBlockHeight(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 1;

                gridBagConstraints.gridy = 1;

                gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                gridBagConstraints.insets = new Insets(2, 2, 2, 5);

                add(getTextFieldCacheSize(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 1;

                gridBagConstraints.gridy = 4;

                gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                gridBagConstraints.insets = new Insets(2, 2, 5, 5);

                add(getComboBoxBlockHeight(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 1;

                gridBagConstraints.gridy = 3;

                gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                gridBagConstraints.insets = new Insets(2, 2, 2, 5);

                add(getTextFieldPageSize(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 1;

                gridBagConstraints.gridy = 2;

                gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                gridBagConstraints.insets = new Insets(2, 2, 2, 5);

                add(getTextFieldPagsPerGroup(), gridBagConstraints);

        }

        private JLabel getLabelWarning() {

                if (labelWarning == null) {

                        labelWarning = new JLabel();

                        labelWarning.setForeground(new Color(255, 0, 0));

                        labelWarning.setHorizontalAlignment(SwingConstants.CENTER);

                        labelWarning.setPreferredSize(new Dimension(0, 32));

                }

                return labelWarning;

        }

        private JFormattedTextField getTextFieldCacheSize() {

                if (textFieldCacheSize == null) {

                        NumberFormat integerFormat = NumberFormat.getNumberInstance();

                        integerFormat.setParseIntegerOnly(true);

                        textFieldCacheSize = new JFormattedTextField(new DefaultFormatterFactory(

                                        new NumberFormatter(integerFormat),

                                        new NumberFormatter(integerFormat),

                                        new NumberFormatter(integerFormat)));

                }

                return textFieldCacheSize;

        }

        private JFormattedTextField getTextFieldPagsPerGroup() {

                if (textFieldPagsPerGroup == null) {

                        NumberFormat integerFormat = NumberFormat.getNumberInstance();

                        integerFormat.setParseIntegerOnly(true);

                        textFieldPagsPerGroup = new JFormattedTextField(new DefaultFormatterFactory(

                                        new NumberFormatter(integerFormat),

                                        new NumberFormatter(integerFormat),

                                        new NumberFormatter(integerFormat)));

                }

                return textFieldPagsPerGroup;

        }

        private JFormattedTextField getTextFieldPageSize() {

                if (textFieldPageSize == null) {

                        NumberFormat integerFormat = NumberFormat.getNumberInstance();

                        integerFormat.setParseIntegerOnly(true);

                        textFieldPageSize = new JFormattedTextField(new DefaultFormatterFactory(

                                        new NumberFormatter(integerFormat),

                                        new NumberFormatter(integerFormat),

                                        new NumberFormatter(integerFormat)));

                }

                return textFieldPageSize;

        }

        private JLabel getLabelCacheSize() {

                if (labelCacheSize == null) {

                        labelCacheSize = new JLabel();

                }

                return labelCacheSize;

        }

        private JLabel getLabelPagsPerGroup() {

                if (labelPagsPerGroup == null) {

                        labelPagsPerGroup = new JLabel();

                }

                return labelPagsPerGroup;

        }

        private JLabel getLabelPageSize() {

                if (labelPageSize == null) {

                        labelPageSize = new JLabel();

                }

                return labelPageSize;

        }

        private JLabel getLabelBlockHeight() {

                if (labelBlockHeight == null) {

                        labelBlockHeight = new JLabel();

                }

                return labelBlockHeight;

        }

        private JComboBox getComboBoxBlockHeight() {

                if (comboBoxBlockHeight == null) {

                        comboBoxBlockHeight = new JComboBox();

                        comboBoxBlockHeight.setModel(new DefaultComboBoxModel(new String[] { "128", "256", "512", "1024", "2048", "4096" }));

                }

                return comboBoxBlockHeight;

        }

        /**

         * Establece los valores por defecto de la Cache

         */

        public void initializeDefaults() {

                getTextFieldCacheSize().setValue((Long) Configuration.getDefaultValue("cache_size"));

                getTextFieldPageSize().setValue((Double) Configuration.getDefaultValue("cache_pagesize"));

                getTextFieldPagsPerGroup().setValue((Integer) Configuration.getDefaultValue("cache_pagspergroup"));

                Integer blockHeight = (Integer) Configuration.getDefaultValue("cache_blockheight");

                for (int i = 0; i < getComboBoxBlockHeight().getItemCount(); i++) {

                        if (getComboBoxBlockHeight().getItemAt(i).toString().equals(blockHeight.toString())) {

                                getComboBoxBlockHeight().setSelectedIndex(i);

                                break;

                        }

                }

        }

        /**

         * Establece los valores que ha definido el usuario de la Cache

         */

        public void initializeValues() {

                getTextFieldCacheSize().setValue(Configuration.getValue("cache_size", Long.valueOf(RasterLibrary.cacheSize)));

                getTextFieldPageSize().setValue(Configuration.getValue("cache_pagesize", Double.valueOf(RasterLibrary.pageSize)));

                getTextFieldPagsPerGroup().setValue(Configuration.getValue("cache_pagspergroup", Integer.valueOf(RasterLibrary.pagsPerGroup)));

                Integer blockHeight = Configuration.getValue("cache_blockheight", Integer.valueOf(RasterLibrary.blockHeight));

                for (int i = 0; i < getComboBoxBlockHeight().getItemCount(); i++) {

                        if (getComboBoxBlockHeight().getItemAt(i).toString().equals(blockHeight.toString())) {

                                getComboBoxBlockHeight().setSelectedIndex(i);

                                break;

                        }

                }

        }

        /**

         * Guarda los valores de la cache establecidos por el usuario

         */

        public void storeValues() {

                Configuration.setValue("cache_size", getTextFieldCacheSize().getText());

                Configuration.setValue("cache_pagesize", Double.valueOf(getTextFieldPageSize().getText()));

                Configuration.setValue("cache_pagspergroup", getTextFieldPagsPerGroup().getText());

                Configuration.setValue("cache_blockheight", getComboBoxBlockHeight().getSelectedItem().toString());

        }

}