gvsig-raster / org.gvsig.raster.app / trunk / org.gvsig.raster.app / org.gvsig.raster.app.tools / src / main / java / org / gvsig / raster / app / extension / tool / enhanced / ui / GraphicsPanel.java @ 166
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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package org.gvsig.raster.app.extension.tool.enhanced.ui; |
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import java.awt.Color; |
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import java.awt.Dimension; |
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import java.awt.GridBagConstraints; |
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import java.awt.GridBagLayout; |
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import java.awt.Insets; |
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import java.awt.event.KeyEvent; |
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import java.awt.event.KeyListener; |
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import java.text.NumberFormat; |
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import javax.swing.JCheckBox; |
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import javax.swing.JFormattedTextField; |
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import javax.swing.JLabel; |
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import javax.swing.JPanel; |
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import javax.swing.text.DefaultFormatterFactory; |
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import javax.swing.text.NumberFormatter; |
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import org.gvsig.fmap.dal.coverage.RasterLocator; |
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import org.gvsig.fmap.dal.coverage.dataset.Buffer; |
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import org.gvsig.fmap.dal.coverage.datastruct.BufferHistogram; |
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import org.gvsig.fmap.dal.coverage.exception.HistogramException; |
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import org.gvsig.fmap.dal.coverage.exception.ProcessInterruptedException; |
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import org.gvsig.fmap.dal.coverage.store.props.Histogram; |
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import org.gvsig.raster.app.extension.raster.bean.previewbase.IUserPanelInterface; |
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import org.gvsig.raster.app.extension.tool.enhanced.graphics.InputHistogram; |
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import org.gvsig.raster.app.extension.tool.enhanced.graphics.OutputHistogram; |
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import org.gvsig.raster.fmap.layers.FLyrRaster; |
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import org.gvsig.raster.util.RasterToolsUtil; |
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import org.gvsig.tools.locator.LocatorException; |
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/**
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* Panel que contiene las gr?ficas para la modificaci?n del realce.
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*
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* 19/02/2008
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* @author Nacho Brodin nachobrodin@gmail.com
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*/
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public class GraphicsPanel extends JPanel implements IUserPanelInterface, KeyListener { |
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private static final long serialVersionUID = 1L; |
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private InputHistogram input = null; |
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private OutputHistogram output = null; |
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private JPanel controls = null; |
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private JLabel llevels = null; |
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private JFormattedTextField tlevels = null; |
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private JCheckBox cbRGB = null; |
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private Histogram hist = null; |
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private BufferHistogram histRGB = null; |
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private double[] minList = null; |
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private double[] maxList = null; |
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private FLyrRaster lyr = null; |
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/**
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* Crea una instancia del panel GraphicsPanel
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*/
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public GraphicsPanel(FLyrRaster lyr) {
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try {
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this.lyr = lyr;
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hist = lyr.getDataStore().getHistogram(); |
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histRGB = RasterLocator.getManager().getRasterUtils().convertHistogramToRGB(hist.getBufferHistogram()); |
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minList = lyr.getDataStore().getStatistics().getMin(); |
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maxList = lyr.getDataStore().getStatistics().getMax(); |
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if (minList == null) |
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minList = new double[] { 0 }; |
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if (maxList == null) |
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maxList = new double[] { 255 }; |
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} catch (HistogramException e) {
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hist = null;
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} catch (LocatorException e) {
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} catch (ProcessInterruptedException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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init(); |
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if (lyr.getDataStore().getDataType()[0] == Buffer.TYPE_BYTE) |
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getRGB().setSelected(true);
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else
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getRGB().setEnabled(false);
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} |
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/**
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* Inicializaci?n de los controles gr?ficos.
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*/
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private void init() { |
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setLayout(new GridBagLayout()); |
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setBorder(javax.swing.BorderFactory.createTitledBorder(null, RasterToolsUtil.getText(this, "histograms"), javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION, javax.swing.border.TitledBorder.DEFAULT_POSITION, null, null)); |
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GridBagConstraints gridBagConstraints = null; |
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JLabel label1 = new JLabel(RasterToolsUtil.getText(null, "input_hist")); |
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gridBagConstraints = new GridBagConstraints(); |
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gridBagConstraints.insets = new Insets(4, 4, 4, 4); |
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gridBagConstraints.anchor = java.awt.GridBagConstraints.CENTER; |
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label1.setHorizontalAlignment(javax.swing.SwingConstants.CENTER); |
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label1.setPreferredSize(new Dimension(150, 14)); |
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add(label1, gridBagConstraints); |
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JLabel label2 = new JLabel(RasterToolsUtil.getText(null, "output_hist")); |
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gridBagConstraints = new GridBagConstraints(); |
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gridBagConstraints.gridx = 2;
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gridBagConstraints.gridy = 0;
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gridBagConstraints.insets = new Insets(4, 4, 4, 4); |
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gridBagConstraints.anchor = java.awt.GridBagConstraints.CENTER; |
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label2.setHorizontalAlignment(javax.swing.SwingConstants.CENTER); |
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label2.setPreferredSize(new Dimension(150, 14)); |
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add(label2, gridBagConstraints); |
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gridBagConstraints = new GridBagConstraints(); |
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gridBagConstraints.gridx = 0;
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gridBagConstraints.gridy = 1;
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gridBagConstraints.fill = GridBagConstraints.BOTH;
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gridBagConstraints.weightx = 1.0;
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gridBagConstraints.weighty = 1.0;
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gridBagConstraints.insets = new Insets(4, 4, 4, 4); |
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add(getInputHistogram(), gridBagConstraints); |
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gridBagConstraints = new GridBagConstraints(); |
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gridBagConstraints.gridx = 1;
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gridBagConstraints.gridy = 1;
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gridBagConstraints.fill = GridBagConstraints.VERTICAL;
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gridBagConstraints.insets = new Insets(4, 4, 4, 4); |
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add(getControls(), gridBagConstraints); |
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gridBagConstraints = new GridBagConstraints(); |
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gridBagConstraints.gridx = 2;
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gridBagConstraints.gridy = 1;
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gridBagConstraints.fill = GridBagConstraints.BOTH;
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gridBagConstraints.weightx = 1.0;
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gridBagConstraints.weighty = 1.0;
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gridBagConstraints.insets = new Insets(4, 4, 4, 4); |
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add(getOutputHistogram(), gridBagConstraints); |
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setLevelsEnabled(false);
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} |
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/**
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* Obtiene el histograma de entrada
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* @return Histogram
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*/
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public Histogram getHistogram() {
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return hist;
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} |
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/**
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* Obtiene el gr?fico con el histograma de entrada
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* @return InputHistogram
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*/
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public InputHistogram getInputHistogram() {
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if (input == null) { |
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try {
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input = new InputHistogram(hist.getBufferHistogram(), lyr, minList, maxList);
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input.setHistogram(hist.getBufferHistogram(), minList, maxList); |
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} catch (ProcessInterruptedException e) {
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RasterToolsUtil.debug("Proceso de calculo de histograma interrumpido", this, e); |
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} catch (HistogramException e) {
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RasterToolsUtil.debug("Excepci?n en el c?lculo del histograma", this, e); |
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} |
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} |
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return input;
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} |
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/**
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* Actualiza el histograma a visualizar por si se ha cambiado de RGB a normal.
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*/
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public void updateHistogram() { |
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if (getRGB().isSelected()) {
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double[] min = new double[minList.length]; |
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double[] max = new double[maxList.length]; |
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for (int i = 0; i < minList.length; i++) { |
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min[i] = 0.0;
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max[i] = 255.0;
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} |
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input.setHistogram(histRGB, min, max); |
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} else {
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try {
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input.setHistogram(hist.getBufferHistogram(), minList, maxList); |
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} catch (ProcessInterruptedException e) {
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RasterToolsUtil.debug("Proceso de calculo de histograma interrumpido", this, e); |
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} catch (HistogramException e) {
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RasterToolsUtil.debug("Excepci?n en el c?lculo del histograma", this, e); |
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} |
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} |
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} |
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/**
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* Obtiene el gr?fico con el histograma de salida
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* @return OutputHistogram
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*/
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public OutputHistogram getOutputHistogram() {
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if (output == null) { |
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try {
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output = new OutputHistogram(hist.getBufferHistogram(), lyr, minList, maxList);
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} catch (ProcessInterruptedException e) {
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RasterToolsUtil.debug("Proceso de calculo de histograma interrumpido", this, e); |
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} catch (HistogramException e) {
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RasterToolsUtil.debug("Excepci?n en el c?lculo del histograma", this, e); |
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} |
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} |
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return output;
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} |
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/**
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* Obtiene el panel con los controles
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* @return JPanel
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*/
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public JPanel getControls() { |
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if(controls == null) { |
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controls = new JPanel(); |
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controls.setLayout(new GridBagLayout()); |
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llevels = new JLabel(RasterToolsUtil.getText(null, "levels")); |
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GridBagConstraints gbc = new GridBagConstraints(); |
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gbc.weightx = 1;
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gbc.insets = new Insets(0, 5, 0, 5); |
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gbc.fill = GridBagConstraints.BOTH;
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controls.add(llevels, gbc); |
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gbc.gridy = 1;
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controls.add(getLevels(), gbc); |
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gbc.gridy = 2;
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controls.add(getRGB(), gbc); |
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} |
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return controls;
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} |
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/**
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* Activa o desactiva el control de niveles de posterizaci?n en level-slice
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* de recorte.
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* @param enabled
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*/
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public void setLevelsEnabled(boolean enabled) { |
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getLevels().setEnabled(enabled); |
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if(enabled)
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getLevels().setBackground(Color.WHITE);
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else
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getLevels().setBackground(getControls().getBackground()); |
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} |
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/**
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* Obtiene el n?mero de niveles.
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* @return
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*/
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public JFormattedTextField getLevels() { |
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if (tlevels == null) { |
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NumberFormat doubleDisplayFormat = NumberFormat.getNumberInstance(); |
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doubleDisplayFormat.setMinimumFractionDigits(0);
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NumberFormat doubleEditFormat = NumberFormat.getNumberInstance(); |
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tlevels = new JFormattedTextField(new DefaultFormatterFactory(new NumberFormatter(doubleDisplayFormat), new NumberFormatter(doubleDisplayFormat), new NumberFormatter(doubleEditFormat))); |
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tlevels.addKeyListener(this);
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} |
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return tlevels;
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} |
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/**
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* Obtiene el checkbox que indica si se va a tratar la imagen como un checkbox
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* @return
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*/
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public JCheckBox getRGB() { |
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if (cbRGB == null) { |
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cbRGB = new JCheckBox("RGB"); |
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} |
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return cbRGB;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.beans.previewbase.IUserPanelInterface#getPanel()
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*/
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public JPanel getPanel() { |
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return this; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.beans.previewbase.IUserPanelInterface#getTitle()
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*/
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public String getTitle() { |
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return ""; |
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} |
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/**
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* Asigna el listener para gestionar el evento de movimiento de gr?ficos
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* @param listener
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*/
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public void setListener(EnhancedListener listener) { |
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getInputHistogram().setListener(listener); |
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} |
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/*
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* (non-Javadoc)
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* @see java.awt.event.KeyListener#keyPressed(java.awt.event.KeyEvent)
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*/
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public void keyPressed(KeyEvent e) { |
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Long lValue = (Long) getLevels().getValue(); |
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int value = lValue.intValue();
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boolean change = false; |
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switch (e.getKeyCode()) {
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case KeyEvent.VK_UP: |
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value++; |
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change = true;
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break;
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case KeyEvent.VK_DOWN: |
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value--; |
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change = true;
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break;
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} |
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if (change) {
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if (value > 30) |
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value = 30;
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if (value < 2) |
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value = 2;
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if (!getLevels().getValue().equals(new Long(value))) { |
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getLevels().setValue(new Long(value)); |
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getLevels().postActionEvent(); |
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} |
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} |
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} |
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public void keyReleased(KeyEvent e) {} |
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public void keyTyped(KeyEvent e) {} |
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} |