git.gag.com Git - fw/altos/blob - altosui/AltosSiteMapPreload.java

   1 /*
   2  * Copyright © 2011 Keith Packard <keithp@keithp.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  16  */
  17
  18 package altosui;
  19
  20 import java.awt.*;
  21 import java.awt.image.*;
  22 import java.awt.event.*;
  23 import javax.swing.*;
  24 import javax.swing.event.MouseInputAdapter;
  25 import javax.imageio.ImageIO;
  26 import javax.swing.table.*;
  27 import java.io.*;
  28 import java.util.*;
  29 import java.text.*;
  30 import java.util.prefs.*;
  31 import java.lang.Math;
  32 import java.awt.geom.Point2D;
  33 import java.awt.geom.Line2D;
  34 import java.net.URL;
  35 import java.net.URLConnection;
  36 import org.altusmetrum.AltosLib.*;
  37
  38 class AltosMapPos extends Box {
  39         AltosUI         owner;
  40         JLabel          label;
  41         JComboBox       hemi;
  42         JTextField      deg;
  43         JLabel          deg_label;
  44         JTextField      min;
  45         JLabel          min_label;
  46
  47         public void set_value(double new_value) {
  48                 double  d, m;
  49                 int     h;
  50
  51                 h = 0;
  52                 if (new_value < 0) {
  53                         h = 1;
  54                         new_value = -new_value;
  55                 }
  56                 d = Math.floor(new_value);
  57                 deg.setText(String.format("%3.0f", d));
  58                 m = (new_value - d) * 60.0;
  59                 min.setText(String.format("%7.4f", m));
  60                 hemi.setSelectedIndex(h);
  61         }
  62
  63         public double get_value() throws NumberFormatException {
  64                 int     h = hemi.getSelectedIndex();
  65                 String  d_t = deg.getText();
  66                 String  m_t = min.getText();
  67                 double  d, m, v;
  68                 try {
  69                         d = Double.parseDouble(d_t);
  70                 } catch (NumberFormatException ne) {
  71                         JOptionPane.showMessageDialog(owner,
  72                                                       String.format("Invalid degrees \"%s\"",
  73                                                                     d_t),
  74                                                       "Invalid number",
  75                                                       JOptionPane.ERROR_MESSAGE);
  76                         throw ne;
  77                 }
  78                 try {
  79                         if (m_t.equals(""))
  80                                 m = 0;
  81                         else
  82                                 m = Double.parseDouble(m_t);
  83                 } catch (NumberFormatException ne) {
  84                         JOptionPane.showMessageDialog(owner,
  85                                                       String.format("Invalid minutes \"%s\"",
  86                                                                     m_t),
  87                                                       "Invalid number",
  88                                                       JOptionPane.ERROR_MESSAGE);
  89                         throw ne;
  90                 }
  91                 v = d + m/60.0;
  92                 if (h == 1)
  93                         v = -v;
  94                 return v;
  95         }
  96
  97         public AltosMapPos(AltosUI in_owner,
  98                            String label_value,
  99                            String[] hemi_names,
 100                            double default_value) {
 101                 super(BoxLayout.X_AXIS);
 102                 owner = in_owner;
 103                 label = new JLabel(label_value);
 104                 hemi = new JComboBox(hemi_names);
 105                 hemi.setEditable(false);
 106                 deg = new JTextField(5);
 107                 deg.setMinimumSize(deg.getPreferredSize());
 108                 deg.setHorizontalAlignment(JTextField.RIGHT);
 109                 deg_label = new JLabel("°");
 110                 min = new JTextField(9);
 111                 min.setMinimumSize(min.getPreferredSize());
 112                 min_label = new JLabel("'");
 113                 set_value(default_value);
 114                 add(label);
 115                 add(Box.createRigidArea(new Dimension(5, 0)));
 116                 add(hemi);
 117                 add(Box.createRigidArea(new Dimension(5, 0)));
 118                 add(deg);
 119                 add(Box.createRigidArea(new Dimension(5, 0)));
 120                 add(deg_label);
 121                 add(Box.createRigidArea(new Dimension(5, 0)));
 122                 add(min);
 123                 add(Box.createRigidArea(new Dimension(5, 0)));
 124                 add(min_label);
 125         }
 126 }
 127
 128 class AltosSite {
 129         String  name;
 130         double  latitude;
 131         double  longitude;
 132
 133         public String toString() {
 134                 return name;
 135         }
 136
 137         public AltosSite(String in_name, double in_latitude, double in_longitude) {
 138                 name = in_name;
 139                 latitude = in_latitude;
 140                 longitude = in_longitude;
 141         }
 142
 143         public AltosSite(String line) throws ParseException {
 144                 String[]        elements = line.split(":");
 145
 146                 if (elements.length < 3)
 147                         throw new ParseException(String.format("Invalid site line %s", line), 0);
 148
 149                 name = elements[0];
 150
 151                 try {
 152                         latitude = Double.parseDouble(elements[1]);
 153                         longitude = Double.parseDouble(elements[2]);
 154                 } catch (NumberFormatException ne) {
 155                         throw new ParseException(String.format("Invalid site line %s", line), 0);
 156                 }
 157         }
 158 }
 159
 160 class AltosSites extends Thread {
 161         AltosSiteMapPreload     preload;
 162         URL                     url;
 163         LinkedList<AltosSite>   sites;
 164
 165         void notify_complete() {
 166                 SwingUtilities.invokeLater(new Runnable() {
 167                                 public void run() {
 168                                         preload.set_sites();
 169                                 }
 170                         });
 171         }
 172
 173         void add(AltosSite site) {
 174                 sites.add(site);
 175         }
 176
 177         void add(String line) {
 178                 try {
 179                         add(new AltosSite(line));
 180                 } catch (ParseException pe) {
 181                 }
 182         }
 183
 184         public void run() {
 185                 try {
 186                         URLConnection uc = url.openConnection();
 187                         int length = uc.getContentLength();
 188
 189                         InputStreamReader in_stream = new InputStreamReader(uc.getInputStream(), Altos.unicode_set);
 190                         BufferedReader in = new BufferedReader(in_stream);
 191
 192                         for (;;) {
 193                                 String line = in.readLine();
 194                                 if (line == null)
 195                                         break;
 196                                 add(line);
 197                         }
 198                 } catch (IOException e) {
 199                 } finally {
 200                         notify_complete();
 201                 }
 202         }
 203
 204         public AltosSites(AltosSiteMapPreload in_preload) {
 205                 sites = new LinkedList<AltosSite>();
 206                 preload = in_preload;
 207                 try {
 208                         url = new URL(Altos.launch_sites_url);
 209                 } catch (java.net.MalformedURLException e) {
 210                         notify_complete();
 211                 }
 212                 start();
 213         }
 214 }
 215
 216 public class AltosSiteMapPreload extends AltosDialog implements ActionListener, ItemListener {
 217         AltosUI         owner;
 218         AltosSiteMap    map;
 219
 220         AltosMapPos     lat;
 221         AltosMapPos     lon;
 222
 223         final static int        radius = 4;
 224         final static int        width = (radius * 2 + 1);
 225         final static int        height = (radius * 2 + 1);
 226
 227         JProgressBar    pbar;
 228
 229         AltosSites      sites;
 230         JLabel          site_list_label;
 231         JComboBox       site_list;
 232
 233         JToggleButton   load_button;
 234         boolean         loading;
 235         JButton         close_button;
 236
 237         static final String[]   lat_hemi_names = { "N", "S" };
 238         static final String[]   lon_hemi_names = { "E", "W" };
 239
 240         class updatePbar implements Runnable {
 241                 int             n;
 242                 String          s;
 243
 244                 public updatePbar(int x, int y, String in_s) {
 245                         n = (x + radius) + (y + radius) * width + 1;
 246                         s = in_s;
 247                 }
 248
 249                 public void run() {
 250                         pbar.setValue(n);
 251                         pbar.setString(s);
 252                         if (n < width * height) {
 253                                 pbar.setValue(n);
 254                                 pbar.setString(s);
 255                         } else {
 256                                 pbar.setValue(0);
 257                                 pbar.setString("");
 258                                 load_button.setSelected(false);
 259                                 loading = false;
 260                         }
 261                 }
 262         }
 263
 264         class bgLoad extends Thread {
 265
 266                 AltosSiteMap    map;
 267
 268                 public bgLoad(AltosSiteMap in_map) {
 269                         map = in_map;
 270                 }
 271
 272                 public void run() {
 273                         for (int y = -map.radius; y <= map.radius; y++) {
 274                                 for (int x = -map.radius; x <= map.radius; x++) {
 275                                         String  pngfile;
 276                                         pngfile = map.initMap(new Point(x,y));
 277                                         SwingUtilities.invokeLater(new updatePbar(x, y, pngfile));
 278                                 }
 279                         }
 280                 }
 281         }
 282
 283         public void set_sites() {
 284                 int     i = 1;
 285                 for (AltosSite site : sites.sites) {
 286                         site_list.insertItemAt(site, i);
 287                         i++;
 288                 }
 289         }
 290
 291         public void itemStateChanged(ItemEvent e) {
 292                 int             state = e.getStateChange();
 293
 294                 if (state == ItemEvent.SELECTED) {
 295                         Object  o = e.getItem();
 296                         if (o instanceof AltosSite) {
 297                                 AltosSite       site = (AltosSite) o;
 298                                 lat.set_value(site.latitude);
 299                                 lon.set_value(site.longitude);
 300                         }
 301                 }
 302         }
 303
 304         public void actionPerformed(ActionEvent e) {
 305                 String  cmd = e.getActionCommand();
 306
 307                 if (cmd.equals("close"))
 308                         setVisible(false);
 309
 310                 if (cmd.equals("load")) {
 311                         if (!loading) {
 312                                 try {
 313                                         final double    latitude = lat.get_value();
 314                                         final double    longitude = lon.get_value();
 315                                         map.setBaseLocation(latitude,longitude);
 316                                         map.draw_circle(latitude,longitude);
 317                                         loading = true;
 318                                         bgLoad thread = new bgLoad(map);
 319                                         thread.start();
 320                                 } catch (NumberFormatException ne) {
 321                                         load_button.setSelected(false);
 322                                 }
 323                         }
 324                 }
 325         }
 326
 327         public AltosSiteMapPreload(AltosUI in_owner) {
 328                 owner = in_owner;
 329
 330                 Container               pane = getContentPane();
 331                 GridBagConstraints      c = new GridBagConstraints();
 332                 Insets                  i = new Insets(4,4,4,4);
 333
 334                 pane.setLayout(new GridBagLayout());
 335
 336                 map = new AltosSiteMap(4);
 337
 338                 c.fill = GridBagConstraints.BOTH;
 339                 c.anchor = GridBagConstraints.CENTER;
 340                 c.insets = i;
 341                 c.weightx = 1;
 342                 c.weighty = 1;
 343
 344                 c.gridx = 0;
 345                 c.gridy = 0;
 346                 c.gridwidth = 2;
 347                 c.anchor = GridBagConstraints.CENTER;
 348
 349                 pane.add(map, c);
 350
 351                 pbar = new JProgressBar();
 352                 pbar.setMinimum(0);
 353                 pbar.setMaximum(width * height);
 354                 pbar.setValue(0);
 355                 pbar.setString("");
 356                 pbar.setStringPainted(true);
 357
 358                 c.fill = GridBagConstraints.HORIZONTAL;
 359                 c.anchor = GridBagConstraints.CENTER;
 360                 c.insets = i;
 361                 c.weightx = 1;
 362                 c.weighty = 0;
 363
 364                 c.gridx = 0;
 365                 c.gridy = 1;
 366                 c.gridwidth = 2;
 367
 368                 pane.add(pbar, c);
 369
 370                 site_list_label = new JLabel ("Known Launch Sites:");
 371
 372                 c.fill = GridBagConstraints.NONE;
 373                 c.anchor = GridBagConstraints.CENTER;
 374                 c.insets = i;
 375                 c.weightx = 1;
 376                 c.weighty = 0;
 377
 378                 c.gridx = 0;
 379                 c.gridy = 2;
 380                 c.gridwidth = 1;
 381
 382                 pane.add(site_list_label, c);
 383
 384                 site_list = new JComboBox(new String[] { "Site List" });
 385                 site_list.addItemListener(this);
 386
 387                 sites = new AltosSites(this);
 388
 389                 c.fill = GridBagConstraints.HORIZONTAL;
 390                 c.anchor = GridBagConstraints.CENTER;
 391                 c.insets = i;
 392                 c.weightx = 1;
 393                 c.weighty = 0;
 394
 395                 c.gridx = 1;
 396                 c.gridy = 2;
 397                 c.gridwidth = 1;
 398
 399                 pane.add(site_list, c);
 400
 401                 lat = new AltosMapPos(owner,
 402                                       "Latitude:",
 403                                       lat_hemi_names,
 404                                       37.167833333);
 405                 c.fill = GridBagConstraints.NONE;
 406                 c.anchor = GridBagConstraints.CENTER;
 407                 c.insets = i;
 408                 c.weightx = 0;
 409                 c.weighty = 0;
 410
 411                 c.gridx = 0;
 412                 c.gridy = 3;
 413                 c.gridwidth = 1;
 414                 c.anchor = GridBagConstraints.CENTER;
 415
 416                 pane.add(lat, c);
 417
 418                 lon = new AltosMapPos(owner,
 419                                       "Longitude:",
 420                                       lon_hemi_names,
 421                                       -97.73975);
 422
 423                 c.fill = GridBagConstraints.NONE;
 424                 c.anchor = GridBagConstraints.CENTER;
 425                 c.insets = i;
 426                 c.weightx = 0;
 427                 c.weighty = 0;
 428
 429                 c.gridx = 1;
 430                 c.gridy = 3;
 431                 c.gridwidth = 1;
 432                 c.anchor = GridBagConstraints.CENTER;
 433
 434                 pane.add(lon, c);
 435
 436                 load_button = new JToggleButton("Load Map");
 437                 load_button.addActionListener(this);
 438                 load_button.setActionCommand("load");
 439
 440                 c.fill = GridBagConstraints.NONE;
 441                 c.anchor = GridBagConstraints.CENTER;
 442                 c.insets = i;
 443                 c.weightx = 1;
 444                 c.weighty = 0;
 445
 446                 c.gridx = 0;
 447                 c.gridy = 4;
 448                 c.gridwidth = 1;
 449                 c.anchor = GridBagConstraints.CENTER;
 450
 451                 pane.add(load_button, c);
 452
 453                 close_button = new JButton("Close");
 454                 close_button.addActionListener(this);
 455                 close_button.setActionCommand("close");
 456
 457                 c.fill = GridBagConstraints.NONE;
 458                 c.anchor = GridBagConstraints.CENTER;
 459                 c.insets = i;
 460                 c.weightx = 1;
 461                 c.weighty = 0;
 462
 463                 c.gridx = 1;
 464                 c.gridy = 4;
 465                 c.gridwidth = 1;
 466                 c.anchor = GridBagConstraints.CENTER;
 467
 468                 pane.add(close_button, c);
 469
 470                 pack();
 471                 setLocationRelativeTo(owner);
 472                 setVisible(true);
 473         }
 474 }