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
  35 class AltosMapPos extends Box {
  36         JLabel          label;
  37         JComboBox       hemi;
  38         JTextField      deg;
  39         JLabel          deg_label;
  40         JTextField      min;
  41         JLabel          min_label;
  42
  43         public void set_value(double new_value) {
  44                 double  d, m;
  45                 int     h;
  46
  47                 h = 0;
  48                 if (new_value < 0) {
  49                         h = 1;
  50                         new_value = -new_value;
  51                 }
  52                 d = Math.floor(new_value);
  53                 deg.setText(String.format("%3.0f", d));
  54                 m = (new_value - d) * 60.0;
  55                 min.setText(String.format("%7.4f", m));
  56                 hemi.setSelectedIndex(h);
  57         }
  58
  59         public double get_value() throws NumberFormatException {
  60                 int     h = hemi.getSelectedIndex();
  61                 double d = Double.parseDouble(deg.getText());
  62                 double m = Double.parseDouble(min.getText());
  63                 double v = d + m/60.0;
  64                 if (h == 1)
  65                         v = -v;
  66                 return v;
  67         }
  68
  69         public AltosMapPos(String label_value,
  70                            String[] hemi_names,
  71                            double default_value) {
  72                 super(BoxLayout.X_AXIS);
  73                 label = new JLabel(label_value);
  74                 hemi = new JComboBox(hemi_names);
  75                 hemi.setEditable(false);
  76                 deg = new JTextField("000");
  77                 deg_label = new JLabel("degrees");
  78                 min = new JTextField("00.0000");
  79                 min_label = new JLabel("minutes");
  80                 set_value(default_value);
  81                 add(label);
  82                 add(Box.createRigidArea(new Dimension(5, 0)));
  83                 add(hemi);
  84                 add(Box.createRigidArea(new Dimension(5, 0)));
  85                 add(deg);
  86                 add(Box.createRigidArea(new Dimension(5, 0)));
  87                 add(deg_label);
  88                 add(Box.createRigidArea(new Dimension(5, 0)));
  89                 add(min);
  90                 add(Box.createRigidArea(new Dimension(5, 0)));
  91                 add(min_label);
  92         }
  93 }
  94
  95 public class AltosSiteMapPreload extends JDialog implements ActionListener {
  96         AltosUI         owner;
  97         AltosSiteMap    map;
  98
  99         AltosMapPos     lat;
 100         AltosMapPos     lon;
 101
 102         JProgressBar    pbar;
 103
 104         final static int        width = 9;
 105         final static int        height = 9;
 106         final static int        tiles = width * height;
 107
 108         JToggleButton   load_button;
 109         boolean         loading;
 110         JButton         close_button;
 111
 112         static final String[]   lat_hemi_names = { "N", "S" };
 113         static final String[]   lon_hemi_names = { "E", "W" };
 114
 115         class updatePbar implements Runnable {
 116                 int             n;
 117                 String          s;
 118
 119                 public updatePbar(int in_n, String in_s) {
 120                         n = in_n;
 121                         s = in_s;
 122                 }
 123
 124                 public void run() {
 125                         pbar.setValue(n);
 126                         pbar.setString(s);
 127                         if (n == width * height) {
 128                                 load_button.setSelected(false);
 129                                 loading = false;
 130                         }
 131                 }
 132         }
 133
 134         class bgLoad extends Thread {
 135
 136                 AltosSiteMap    map;
 137
 138                 public bgLoad(AltosSiteMap in_map) {
 139                         map = in_map;
 140                 }
 141
 142                 public void run() {
 143                         for (int y = 0; y < height; y++) {
 144                                 for (int x = 0; x < width; x++) {
 145                                         map.prefetchMap(y - height/2, x - width/2);
 146                                         SwingUtilities.invokeLater(new updatePbar(y * height + x + 1,
 147                                                                                   map.pngfile.toString()));
 148                                 }
 149                         }
 150                 }
 151         }
 152
 153         public void actionPerformed(ActionEvent e) {
 154                 String  cmd = e.getActionCommand();
 155
 156                 if (cmd.equals("close"))
 157                         setVisible(false);
 158
 159                 if (cmd.equals("load")) {
 160                         if (!loading) {
 161                                 loading = true;
 162                                 final double    latitude = lat.get_value();
 163                                 final double    longitude = lon.get_value();
 164                                 map.show(latitude,longitude);
 165                                 bgLoad thread = new bgLoad(map);
 166                                 thread.start();
 167                         }
 168                 }
 169         }
 170
 171         public AltosSiteMapPreload(AltosUI in_owner) {
 172                 owner = in_owner;
 173
 174                 Container               pane = getContentPane();
 175                 GridBagConstraints      c = new GridBagConstraints();
 176                 Insets                  i = new Insets(4,4,4,4);
 177
 178                 pane.setLayout(new GridBagLayout());
 179
 180                 map = new AltosSiteMap();
 181
 182                 c.fill = GridBagConstraints.BOTH;
 183                 c.anchor = GridBagConstraints.CENTER;
 184                 c.insets = i;
 185                 c.weightx = 1;
 186                 c.weighty = 1;
 187
 188                 c.gridx = 0;
 189                 c.gridy = 0;
 190                 c.gridwidth = 2;
 191                 c.anchor = GridBagConstraints.CENTER;
 192
 193                 pane.add(map, c);
 194
 195                 pbar = new JProgressBar();
 196                 pbar.setMinimum(0);
 197                 pbar.setMaximum(width * height);
 198                 pbar.setValue(0);
 199                 pbar.setString("");
 200                 pbar.setStringPainted(true);
 201
 202                 c.fill = GridBagConstraints.HORIZONTAL;
 203                 c.anchor = GridBagConstraints.CENTER;
 204                 c.insets = i;
 205                 c.weightx = 1;
 206                 c.weighty = 0;
 207
 208                 c.gridx = 0;
 209                 c.gridy = 1;
 210                 c.gridwidth = 2;
 211
 212                 pane.add(pbar, c);
 213
 214                 lat = new AltosMapPos("Latitude:",
 215                                       lat_hemi_names,
 216                                       37.167833333);
 217                 c.fill = GridBagConstraints.NONE;
 218                 c.anchor = GridBagConstraints.CENTER;
 219                 c.insets = i;
 220                 c.weightx = 0;
 221                 c.weighty = 0;
 222
 223                 c.gridx = 0;
 224                 c.gridy = 2;
 225                 c.gridwidth = 1;
 226                 c.anchor = GridBagConstraints.CENTER;
 227
 228                 pane.add(lat, c);
 229
 230                 lon = new AltosMapPos("Longitude:",
 231                                       lon_hemi_names,
 232                                       -97.73975);
 233
 234                 c.fill = GridBagConstraints.NONE;
 235                 c.anchor = GridBagConstraints.CENTER;
 236                 c.insets = i;
 237                 c.weightx = 0;
 238                 c.weighty = 0;
 239
 240                 c.gridx = 1;
 241                 c.gridy = 2;
 242                 c.gridwidth = 1;
 243                 c.anchor = GridBagConstraints.CENTER;
 244
 245                 pane.add(lon, c);
 246
 247                 load_button = new JToggleButton("Load Map");
 248                 load_button.addActionListener(this);
 249                 load_button.setActionCommand("load");
 250
 251                 c.fill = GridBagConstraints.NONE;
 252                 c.anchor = GridBagConstraints.CENTER;
 253                 c.insets = i;
 254                 c.weightx = 1;
 255                 c.weighty = 0;
 256
 257                 c.gridx = 0;
 258                 c.gridy = 3;
 259                 c.gridwidth = 1;
 260                 c.anchor = GridBagConstraints.CENTER;
 261
 262                 pane.add(load_button, c);
 263
 264                 close_button = new JButton("Close");
 265                 close_button.addActionListener(this);
 266                 close_button.setActionCommand("close");
 267
 268                 c.fill = GridBagConstraints.NONE;
 269                 c.anchor = GridBagConstraints.CENTER;
 270                 c.insets = i;
 271                 c.weightx = 1;
 272                 c.weighty = 0;
 273
 274                 c.gridx = 1;
 275                 c.gridy = 3;
 276                 c.gridwidth = 1;
 277                 c.anchor = GridBagConstraints.CENTER;
 278
 279                 pane.add(close_button, c);
 280
 281                 pack();
 282                 setLocationRelativeTo(owner);
 283                 setVisible(true);
 284         }
 285 }