source: ether_statistics/service/implementation/gov/noaa/pmel/sgt/swing/prop/NewLevelsDialog.java @ 569

Last change on this file since 569 was 569, checked in by vmipsl, 12 years ago

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[569]1/*
2 * $Id: NewLevelsDialog.java,v 1.4 2001/02/08 00:29:39 dwd Exp $
3 *
4 * This software is provided by NOAA for full, free and open release.  It is
5 * understood by the recipient/user that NOAA assumes no liability for any
6 * errors contained in the code.  Although this software is released without
7 * conditions or restrictions in its use, it is expected that appropriate
8 * credit be given to its author and to the National Oceanic and Atmospheric
9 * Administration should the software be included by the recipient as an
10 * element in other product development.
11 */
12package gov.noaa.pmel.sgt.swing.prop;
13
14import gov.noaa.pmel.sgt.dm.SGTGrid;
15import gov.noaa.pmel.util.Range2D;
16import gov.noaa.pmel.sgt.Graph;
17
18import javax.swing.*;
19import java.awt.*;
20
21import gov.noaa.pmel.swing.JSlider2Double;
22
23/**
24 * Computes the range for creating a <code>ContourLevels</code>
25 * object. If a <code>SGTGrid</code> object is provided
26 * <code>NewLevelsDialog</code> can use the actual data range to help
27 * in creating the contour levels.
28 *
29 * @author Donald Denbo
30 * @version $Revision: 1.4 $, $Date: 2001/02/08 00:29:39 $
31 * @since 2.0
32 */
33public class NewLevelsDialog extends JDialog {
34  private int result_;
35  private SGTGrid grid_ = null;
36  private boolean useSpacing_ = false;
37  private boolean rangeComputed_ = false;
38  /** OK button selected */
39  public static int OK_RESPONSE = 1;
40  /** Cancel button selected */
41  public static int CANCEL_RESPONSE = 2;
42  /**
43   * Constructor.
44   */
45  public NewLevelsDialog(Frame parent) {
46    super(parent);
47    try {
48      jbInit();
49      pack();
50    } catch(Exception ex) {
51      ex.printStackTrace();
52    }
53  }
54  void jbInit() throws Exception {
55    getContentPane().setLayout(new BorderLayout(0,0));
56    setSize(282,366);
57    setVisible(false);
58    buttonPanel.setBorder(etchedBorder1);
59    buttonPanel.setLayout(new FlowLayout(FlowLayout.CENTER,5,5));
60    getContentPane().add(buttonPanel, "South");
61    okButton.setText("OK");
62    okButton.setActionCommand("OK");
63    buttonPanel.add(okButton);
64    cancelButton.setText("Cancel");
65    cancelButton.setActionCommand("Cancel");
66    buttonPanel.add(cancelButton);
67    //$$ etchedBorder1.move(0,444);
68    mainPanel.setLayout(new GridBagLayout());
69    getContentPane().add(mainPanel, "Center");
70    mainPanel.setBackground(new java.awt.Color(204,204,204));
71    JPanel1.setBorder(titledBorder1);
72    JPanel1.setLayout(new GridBagLayout());
73    mainPanel.add(JPanel1, new GridBagConstraints(0,0,1,1,0.0,0.0,
74                                                  GridBagConstraints.CENTER,GridBagConstraints.HORIZONTAL,new Insets(5,5,5,5),0,0));
75    JLabel1.setText("Minimum:");
76    JPanel1.add(JLabel1,new GridBagConstraints(0,0,1,1,0.0,0.0,
77                                               GridBagConstraints.CENTER,GridBagConstraints.NONE,new Insets(5,10,5,2),0,0));
78    minTextField.setColumns(15);
79    JPanel1.add(minTextField,new GridBagConstraints(1,0,1,1,1.0,1.0,
80                                                    GridBagConstraints.WEST,GridBagConstraints.NONE,new Insets(5,0,5,10),0,0));
81    JLabel2.setText("Maximum:");
82    JPanel1.add(JLabel2,new GridBagConstraints(0,1,1,1,0.0,0.0,
83                                               GridBagConstraints.CENTER,GridBagConstraints.NONE,new Insets(5,5,5,2),0,0));
84    maxTextField.setColumns(15);
85    JPanel1.add(maxTextField,new GridBagConstraints(1,1,1,1,1.0,1.0,
86                                                    GridBagConstraints.WEST,GridBagConstraints.NONE,new Insets(5,0,5,10),0,0));
87    JPanel3.setBorder(titledBorder3);
88    JPanel3.setLayout(new GridBagLayout());
89    mainPanel.add(JPanel3, new GridBagConstraints(0,1,1,1,0.0,0.0,
90                                                  GridBagConstraints.CENTER,GridBagConstraints.HORIZONTAL,new Insets(0,5,0,5),0,0));
91    JLabel3.setText("Number:");
92    JPanel3.add(JLabel3,new GridBagConstraints(0,0,1,1,0.0,0.0,
93                                               GridBagConstraints.CENTER,GridBagConstraints.NONE,new Insets(5,10,0,2),0,0));
94    nlevelsTextField.setColumns(5);
95    JPanel3.add(nlevelsTextField,new GridBagConstraints(1,0,1,1,0.0,1.0,
96                                                        GridBagConstraints.WEST,GridBagConstraints.NONE,new Insets(5,0,0,10),0,0));
97    JLabel5.setText("or");
98    JPanel3.add(JLabel5,new GridBagConstraints(0,1,1,1,0.0,0.0,
99                                               GridBagConstraints.WEST,GridBagConstraints.NONE,new Insets(0,0,0,5),0,0));
100    JLabel5.setBackground(new java.awt.Color(204,204,204));
101    JLabel5.setForeground(new java.awt.Color(102,102,153));
102    JLabel4.setText("Spacing:");
103    JPanel3.add(JLabel4,new GridBagConstraints(0,2,1,1,0.0,0.0,
104                                               GridBagConstraints.CENTER,GridBagConstraints.NONE,new Insets(0,10,5,2),0,0));
105    spacingTextField.setColumns(15);
106    JPanel3.add(spacingTextField,new GridBagConstraints(1,2,1,1,0.0,1.0,
107                                                        GridBagConstraints.WEST,GridBagConstraints.NONE,new Insets(0,0,5,10),0,0));
108    JPanel4.setLayout(new FlowLayout(FlowLayout.CENTER,5,5));
109    mainPanel.add(JPanel4, new GridBagConstraints(0,2,1,1,0.0,0.0,
110                                                  GridBagConstraints.CENTER,GridBagConstraints.HORIZONTAL,new Insets(0,0,0,0),0,0));
111    computeButton.setText("Compute \"nice\" Range");
112    JPanel4.add(computeButton);
113    JPanel2.setBorder(titledBorder2);
114    JPanel2.setLayout(new GridBagLayout());
115    mainPanel.add(JPanel2, new GridBagConstraints(0,3,1,1,0.0,0.0,
116                                                  GridBagConstraints.CENTER,GridBagConstraints.HORIZONTAL,new Insets(0,0,0,0),0,0));
117    JLabel6.setText("Minimum:");
118    JPanel2.add(JLabel6,new GridBagConstraints(0,0,1,1,0.0,0.0,
119                                               GridBagConstraints.CENTER,GridBagConstraints.NONE,new Insets(5,10,5,2),0,0));
120    minCompTextField.setEditable(false);
121    minCompTextField.setColumns(15);
122    minCompTextField.setEnabled(false);
123    JPanel2.add(minCompTextField,new GridBagConstraints(1,0,1,1,1.0,1.0,
124                                                        GridBagConstraints.WEST,GridBagConstraints.NONE,new Insets(5,0,5,10),0,0));
125    JLabel7.setText("Minimum:");
126    JPanel2.add(JLabel7,new GridBagConstraints(0,1,1,1,0.0,0.0,
127                                               GridBagConstraints.CENTER,GridBagConstraints.NONE,new Insets(5,5,5,2),0,0));
128    maxCompTextField.setEditable(false);
129    maxCompTextField.setColumns(15);
130    maxCompTextField.setEnabled(false);
131    JPanel2.add(maxCompTextField,new GridBagConstraints(1,1,1,1,0.0,1.0,
132                                                        GridBagConstraints.WEST,GridBagConstraints.NONE,new Insets(5,0,5,10),0,0));
133
134    SymWindow aSymWindow = new SymWindow();
135    this.addWindowListener(aSymWindow);
136    SymAction lSymAction = new SymAction();
137    cancelButton.addActionListener(lSymAction);
138    okButton.addActionListener(lSymAction);
139    minTextField.addActionListener(lSymAction);
140    maxTextField.addActionListener(lSymAction);
141    nlevelsTextField.addActionListener(lSymAction);
142    spacingTextField.addActionListener(lSymAction);
143    SymPropertyChange lSymPropertyChange = new SymPropertyChange();
144    computeButton.addActionListener(lSymAction);
145  }
146  /** Used internally */
147  public void addNotify() {
148    // Record the size of the window prior to calling parents addNotify.
149    Dimension d = getSize();
150
151    super.addNotify();
152
153    if (fComponentsAdjusted)
154      return;
155
156    // Adjust components according to the insets
157    Insets ins = getInsets();
158    setSize(ins.left + ins.right + d.width, ins.top + ins.bottom + d.height);
159    Component components[] = getContentPane().getComponents();
160    for (int i = 0; i < components.length; i++) {
161      Point p = components[i].getLocation();
162      p.translate(ins.left, ins.top);
163      components[i].setLocation(p);
164    }
165    fComponentsAdjusted = true;
166  }
167
168  // Used for addNotify check.
169  boolean fComponentsAdjusted = false;
170  /**
171   * Constructor.
172   */
173  public NewLevelsDialog(String title) {
174    this();
175    setTitle(title);
176  }
177  /**
178   * Default constructor.
179   */
180  public NewLevelsDialog() {
181    this((Frame)null);
182  }
183  /**
184   * Make the dialog visible
185   */
186  public void setVisible(boolean b) {
187    if(b) {
188      setLocation(50, 50);
189    }
190    super.setVisible(b);
191  }
192
193  class SymWindow extends java.awt.event.WindowAdapter {
194    public void windowClosing(java.awt.event.WindowEvent event) {
195      Object object = event.getSource();
196      if (object == NewLevelsDialog.this)
197        NewLevelsDialog_WindowClosing(event);
198    }
199  }
200
201  void NewLevelsDialog_WindowClosing(java.awt.event.WindowEvent event) {
202    dispose();
203  }
204
205  javax.swing.JPanel buttonPanel = new javax.swing.JPanel();
206  javax.swing.JButton okButton = new javax.swing.JButton();
207  javax.swing.JButton cancelButton = new javax.swing.JButton();
208  javax.swing.border.EtchedBorder etchedBorder1 = new javax.swing.border.EtchedBorder();
209  javax.swing.JPanel mainPanel = new javax.swing.JPanel();
210  javax.swing.JPanel JPanel1 = new javax.swing.JPanel();
211  javax.swing.JLabel JLabel1 = new javax.swing.JLabel();
212  javax.swing.JTextField minTextField = new javax.swing.JTextField();
213  javax.swing.JLabel JLabel2 = new javax.swing.JLabel();
214  javax.swing.JTextField maxTextField = new javax.swing.JTextField();
215  javax.swing.JPanel JPanel3 = new javax.swing.JPanel();
216  javax.swing.JLabel JLabel3 = new javax.swing.JLabel();
217  javax.swing.JTextField nlevelsTextField = new javax.swing.JTextField();
218  javax.swing.JLabel JLabel5 = new javax.swing.JLabel();
219  javax.swing.JLabel JLabel4 = new javax.swing.JLabel();
220  javax.swing.JTextField spacingTextField = new javax.swing.JTextField();
221  javax.swing.JPanel JPanel4 = new javax.swing.JPanel();
222  javax.swing.JButton computeButton = new javax.swing.JButton();
223  javax.swing.JPanel JPanel2 = new javax.swing.JPanel();
224  javax.swing.JLabel JLabel6 = new javax.swing.JLabel();
225  javax.swing.JTextField minCompTextField = new javax.swing.JTextField();
226  javax.swing.JLabel JLabel7 = new javax.swing.JLabel();
227  javax.swing.JTextField maxCompTextField = new javax.swing.JTextField();
228  javax.swing.border.TitledBorder titledBorder1 = new javax.swing.border.TitledBorder("Data Range");
229  javax.swing.border.TitledBorder titledBorder3 = new javax.swing.border.TitledBorder("Select");
230  javax.swing.border.TitledBorder titledBorder2 = new javax.swing.border.TitledBorder("Computed Range");
231
232
233  class SymAction implements java.awt.event.ActionListener {
234    public void actionPerformed(java.awt.event.ActionEvent event) {
235      Object object = event.getSource();
236      if (object == cancelButton)
237        cancelButton_actionPerformed(event);
238      else if (object == okButton)
239        okButton_actionPerformed(event);
240      else if (object == minTextField)
241        minTextField_actionPerformed(event);
242      else if (object == maxTextField)
243        maxTextField_actionPerformed(event);
244      else if (object == nlevelsTextField)
245        nlevelsTextField_actionPerformed(event);
246      else if (object == spacingTextField)
247        spacingTextField_actionPerformed(event);
248      else if (object == computeButton)
249        computeButton_actionPerformed(event);
250    }
251  }
252
253  void cancelButton_actionPerformed(java.awt.event.ActionEvent event) {
254    this.setVisible(false);
255    result_ = CANCEL_RESPONSE;
256  }
257
258  void okButton_actionPerformed(java.awt.event.ActionEvent event) {
259    result_ = OK_RESPONSE;
260    this.setVisible(false);
261  }
262  /**
263   * Test entry point
264   */
265  public static void main(String[] args) {
266    NewLevelsDialog la = new NewLevelsDialog();
267    la.setTitle("Test New Levels Dialog");
268    la.setVisible(true);
269  }
270  /**
271   * Show the dialog and wait for a response.
272   *
273   * @param grid the data grid
274   * @return result, either CANCEL_RESPONSE or OK_RESPONSE
275   */
276  public int showDialog(SGTGrid grid) {
277    setGrid(grid);
278    result_ = CANCEL_RESPONSE;
279    setModal(true);
280    super.setVisible(true);
281    return result_;
282  }
283  /**
284   * Return the computed or entered range.
285   */
286  public Range2D getRange() {
287    double min;
288    double max;
289    if(rangeComputed_) {
290      min = (new Double(minCompTextField.getText())).doubleValue();
291      max = (new Double(maxCompTextField.getText())).doubleValue();
292    } else {
293      min = (new Double(minTextField.getText())).doubleValue();
294      max = (new Double(maxTextField.getText())).doubleValue();
295    }
296    double delta = (new Double(spacingTextField.getText())).doubleValue();
297    Range2D range = new Range2D(min, max, delta);
298    return range;
299  }
300  /**
301   * Set the data grid for the computed range.
302   */
303  public void setGrid(SGTGrid grid) {
304    double zmin, zmax;
305    grid_ = grid;
306    if(grid_ == null) {
307      titledBorder1.setTitle("Enter Range");
308      zmin = 0.0;
309      zmax = 10.0;
310    } else {
311      zmin = Double.MAX_VALUE;
312      zmax = -Double.MAX_VALUE;
313      double[] z = grid_.getZArray();
314      for(int i=0; i < z.length; i++) {
315        if(Double.isNaN(z[i])) continue;
316        zmin = Math.min(zmin, z[i]);
317        zmax = Math.max(zmax, z[i]);
318      }
319    }
320    minTextField.setText(Double.toString(zmin));
321    maxTextField.setText(Double.toString(zmax));
322    useSpacing_ = false;
323    nlevelsTextField.setText("10");
324    updateLevSpac();
325  }
326
327  private void updateLevSpac() {
328    int levels;
329    double delta = (new Double(maxTextField.getText())).doubleValue() -
330      (new Double(minTextField.getText())).doubleValue();
331    double spacing;
332    if(useSpacing_) {
333      levels = (int)(delta/(new Double(spacingTextField.getText())).doubleValue());
334      nlevelsTextField.setText(Integer.toString(levels));
335    } else {
336      spacing = delta/(new Integer(nlevelsTextField.getText())).intValue();
337      spacingTextField.setText(Double.toString(spacing));
338    }
339  }
340
341  void minTextField_actionPerformed(java.awt.event.ActionEvent event) {
342    updateLevSpac();
343  }
344
345  void maxTextField_actionPerformed(java.awt.event.ActionEvent event) {
346    updateLevSpac();
347  }
348
349  void nlevelsTextField_actionPerformed(java.awt.event.ActionEvent event) {
350    useSpacing_ = false;
351    updateLevSpac();
352  }
353
354  void spacingTextField_actionPerformed(java.awt.event.ActionEvent event) {
355    useSpacing_ = true;
356    updateLevSpac();
357  }
358
359  class SymPropertyChange implements java.beans.PropertyChangeListener {
360    public void propertyChange(java.beans.PropertyChangeEvent event) {
361    }
362  }
363
364  void computeButton_actionPerformed(java.awt.event.ActionEvent event)  {
365    rangeComputed_ = true;
366    minCompTextField.setEnabled(true);
367    maxCompTextField.setEnabled(true);
368    double min = (new Double(minTextField.getText())).doubleValue();
369    double max = (new Double(maxTextField.getText())).doubleValue();
370    Range2D range = new Range2D(min,max);
371    int levels = Integer.parseInt(nlevelsTextField.getText());
372    Range2D newRange = Graph.computeRange(range, levels);
373    spacingTextField.setText(Double.toString(newRange.delta));
374    minCompTextField.setText(Double.toString(newRange.start));
375    maxCompTextField.setText(Double.toString(newRange.end));
376  }
377}
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