// **********************************************************************// // <copyright>// //  BBN Technologies//  10 Moulton Street//  Cambridge, MA 02138//  (617) 873-8000// //  Copyright (C) BBNT Solutions LLC. All rights reserved.// // </copyright>// **********************************************************************// // $Source:// /cvs/distapps/openmap/src/openmap/com/bbn/openmap/omGraphics/grid/SlopeGeneratorLoader.java,v// $// $RCSfile: ElevationBandGeneratorLoader.java,v $// $Revision: 1.1.2.1 $// $Date: 2005/12/22 18:42:47 $// $Author: dietrick $// // **********************************************************************package com.bbn.openmap.omGraphics.grid;import java.awt.Component;import java.awt.GridBagConstraints;import java.awt.GridBagLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.beans.PropertyChangeListener;import javax.swing.JComboBox;import javax.swing.JLabel;import javax.swing.JPanel;import javax.swing.JSlider;import javax.swing.event.ChangeEvent;import javax.swing.event.ChangeListener;import com.bbn.openmap.proj.Length;import com.bbn.openmap.util.PaletteHelper;public class ElevationBandGeneratorLoader extends ColorGeneratorLoader {    public final static String DISPLAY_UNITS_PROPERTY = "DISPLAY_UNITS";    public final static String BANDHEIGHT_PROPERTY = "BANDHEIGHT";    protected Length displayUnits = Length.METER;    protected int bandHeight = ElevationBandGenerator.DEFAULT_BANDHEIGHT;    public void setDisplayUnits(Length units) {        Length oldValue = displayUnits;        displayUnits = units;        if (oldValue != displayUnits) {            firePropertyChange(DISPLAY_UNITS_PROPERTY, oldValue, displayUnits);        }    }    public Length getDisplayUnits() {        return displayUnits;    }    public int getBandHeight() {        return bandHeight;    }    public void setBandHeight(int bh) {        int oldValue = bandHeight;        bandHeight = bh;        if (oldValue != bandHeight) {            firePropertyChange(BANDHEIGHT_PROPERTY,                    new Integer(oldValue),                    new Integer(bandHeight));        }    }    private final static Integer sliderLabelKey = new Integer(250);        protected String getUnitAdjustmentTitle() {        return "Band Height Units";    }    protected String getValueAdjustmentTitle() {        return "Band Height Value";    }        public Component getGUI() {        JPanel panel = new JPanel();        GridBagLayout gridbag = new GridBagLayout();        GridBagConstraints c = new GridBagConstraints();        c.gridwidth = GridBagConstraints.REMAINDER;        c.weightx = 1f;        c.fill = GridBagConstraints.HORIZONTAL;        panel.setLayout(gridbag);        JPanel unitPanel = PaletteHelper.createPaletteJPanel(getUnitAdjustmentTitle());        Object[] units = new Object[] { Length.METER, Length.FEET };        JComboBox unitBox = new JComboBox(units);        unitBox.addActionListener(new ActionListener() {            public void actionPerformed(ActionEvent ae) {                JComboBox unitBox = (JComboBox) ae.getSource();                setDisplayUnits((Length) unitBox.getSelectedItem());            }        });        unitPanel.add(unitBox);        gridbag.setConstraints(unitPanel, c);        panel.add(unitPanel);        // The DTED Bandheight Adjuster        JPanel contrastPanel = PaletteHelper.createPaletteJPanel(getValueAdjustmentTitle());        JSlider contrastSlide = new JSlider(JSlider.HORIZONTAL, 1/* min */, 500/* max */, getBandHeight()/* inital */);        java.util.Hashtable dict = new java.util.Hashtable();        dict.put(new Integer(1), new JLabel("1"));        dict.put(new Integer(500), new JLabel("500"));        dict.put(sliderLabelKey, new JLabel("(" + getBandHeight() + ")"));        contrastSlide.setLabelTable(dict);        contrastSlide.setPaintLabels(true);        contrastSlide.setMajorTickSpacing(50);        contrastSlide.setPaintTicks(true);        contrastSlide.setSnapToTicks(false);        contrastSlide.addChangeListener(new ChangeListener() {            public void stateChanged(ChangeEvent ce) {                JSlider slider = (JSlider) ce.getSource();                if (!slider.getValueIsAdjusting()) {                    int value = slider.getValue();                    JLabel label = (JLabel) slider.getLabelTable()                            .get(sliderLabelKey);                    label.setText("(" + value + ")");                    setBandHeight(value);                }            }        });        contrastPanel.add(contrastSlide);        gridbag.setConstraints(contrastPanel, c);        panel.add(contrastPanel);        return panel;    }    public OMGridGenerator getGenerator() {        ElevationBandGenerator gen = new ElevationBandGenerator();        gen.setColors(getColors());        gen.setDisplayUnits(displayUnits);        gen.setBandHeight(getBandHeight());        return gen;    }    public void addPropertyChangeListener(PropertyChangeListener pcl) {        super.addPropertyChangeListener(DISPLAY_UNITS_PROPERTY, pcl);        super.addPropertyChangeListener(BANDHEIGHT_PROPERTY, pcl);        super.addPropertyChangeListener(COLORS_PROPERTY, pcl);    }    public void removePropertyChangeListener(PropertyChangeListener pcl) {        super.removePropertyChangeListener(DISPLAY_UNITS_PROPERTY, pcl);        super.removePropertyChangeListener(BANDHEIGHT_PROPERTY, pcl);        super.removePropertyChangeListener(COLORS_PROPERTY, pcl);    }}