Testing GUI and axes for VisAd software components
Code: "visad_gui_axis.java". Programming language: Java
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/*
VisAD system for interactive analysis and visualization of numerical
data. Copyright (C) 1996 - 2011 Bill Hibbard, Curtis Rueden, Tom
Rink, Dave Glowacki, Steve Emmerson, Tom Whittaker, Don Murray, and
Tommy Jasmin.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA
*/
import java.awt.*;
import java.awt.event.*;
import java.rmi.RemoteException;
import java.text.*;
import java.util.Hashtable;
import javax.swing.*;
import javax.swing.event.*;
import visad.*;
import visad.data.units.*;
import visad.java2d.*;
import visad.java3d.*;
import visad.util.*;
/**
* Class to demostrate how to programatically control the
* AxisScales for ScalarMaps
* @author Don Murray, Unidata
*/
public class visad_gui_axis extends JFrame {
DisplayImpl display;
ScalarMap tMap;
ScalarMap tdMap;
ScalarMap timeMap;
RealType temp;
RealType dewpoint;
/**
* Construct the ScaleTest.
* @param do3D true to use a 3D display
* @throws VisADException problem creating a VisAD object
* @throws RemoteException problem creating a remote object
*/
public visad_gui_axis(boolean do3D)
throws VisADException, RemoteException
{
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e)
{
System.exit(0);
}
});
if (do3D)
{
display = new DisplayImplJ3D("Display");
//new TwoDDisplayRendererJ3D());
}
else
{
display = new DisplayImplJ2D("Display");
}
GraphicsModeControl gmc = display.getGraphicsModeControl();
gmc.setScaleEnable(true);
// uncomment this if you want to show the GMC widget
//JFrame frame = new JFrame("GMC control");
//frame.getContentPane().add(new GMCWidget(gmc));
//frame.pack();
// set that aspect
ProjectionControl pc = display.getProjectionControl();
pc.setAspectCartesian((do3D == true)
? new double[] {.8, 1.0, 1.0 }
: new double[] {.8, 1.0 });
Unit cel = null;
try
{
cel = Parser.parse("degC");
temp = RealType.getRealType("Temperature", SI.kelvin);
//temp = RealType.getRealType("Temperature", cel);
dewpoint = RealType.getRealType("DewPoint", cel);
}
catch (Exception e) {e.printStackTrace();}
tMap = new ScalarMap(temp, Display.YAxis);
tMap.setOverrideUnit(cel);
tdMap = new ScalarMap(dewpoint,
(do3D == true) ? Display.ZAxis : Display.YAxis);
timeMap = new ScalarMap(RealType.Time, Display.XAxis);
// user defined labels
Hashtable timeLabels = new Hashtable();
timeLabels.put(new Double(0), "First");
timeLabels.put(new Double(10), "Last");
timeMap.getAxisScale().setLabelTable(timeLabels);
Hashtable tdLabels = new Hashtable();
tdLabels.put(new Double(-20), "Low");
tdLabels.put(new Double(5), "High");
tdMap.getAxisScale().setLabelTable(tdLabels);
// orientation
tdMap.getAxisScale().setSide(AxisScale.SECONDARY);
// minor ticks
tdMap.getAxisScale().setMinorTickSpacing(2.5);
// format labelling
AxisScale tScale = tMap.getAxisScale();
DecimalFormat formatter = (DecimalFormat) DecimalFormat.getInstance();
formatter.applyPattern("0.0E0");
tScale.setNumberFormat(formatter);
// calculate labels from user input (NB: format must be set first)
//tScale.createStandardLabels(50, 10, 50, 40);
// set title
tScale.setTitle(tScale.getTitle() + " (" + cel + ")");
display.addMap(tMap);
display.addMap(tdMap);
display.addMap(timeMap);
DataReference ref = new DataReferenceImpl("data");
float[][] timeVals =
new float[][] { { 0.f, 2.f, 4.f, 6.f, 8.f, 10.f} };
Gridded1DSet timeSet = new Gridded1DSet(RealType.Time, timeVals, 6);
float[][] tVals = // values in K, display in Cel
new float[][] { { 294.15f, 326.15f, 310.15f,
278.15f, 278.15f, 293.15f}};
float[][] tdVals = new float[][] { { 1.f, 3.f, 7.f, -15.f, -22.f,4.f}};
FunctionType fieldType1 =
new FunctionType(RealType.Time, temp);
FlatField field1 = new FlatField(fieldType1, timeSet);
field1.setSamples(tVals);
FunctionType fieldType2 =
new FunctionType(RealType.Time, dewpoint);
FlatField field2 = new FlatField(fieldType2, timeSet);
field2.setSamples(tdVals);
ref.setData(new Tuple(new FlatField[] { field1, field2 }));
display.addReference(ref);
// add some controls
JPanel left = new JPanel();
left.setLayout(new BoxLayout(left, BoxLayout.Y_AXIS));
left.add(new ScaleControlPanel(tMap));
left.add(new ScaleControlPanel(tdMap));
left.add(new ScaleControlPanel(timeMap));
JButton print = new JButton("Print Me");
print.addActionListener(new visad.util.PrintActionListener(display));
left.add(print);
Container mainPanel = getContentPane();
mainPanel.setLayout(new GridLayout(1,2));
mainPanel.add(left);
mainPanel.add(display.getComponent());
pack();
// uncomment if you want GMC frame
//frame.show();
}
/** Run using java ScaleTest */
public static void main(String[] args)
throws Exception
{
// if test of 3D, set to true. Otherwise, set false
visad_gui_axis frame = new visad_gui_axis(true);
frame.setVisible(true);
}
/**
* Class for creating a FontSelector
*/
class FontSelector extends JComboBox
{
/**
* Construct a FontSelector
*/
FontSelector()
{
GraphicsEnvironment ge =
GraphicsEnvironment.getLocalGraphicsEnvironment();
Font[] fonts = ge.getAllFonts();
// this will put all available fonts in a platform independent way
// mind you, not all of them work for me
for(int i=0;i