git.gag.com Git - fw/altos/blob - altosdroid/src/org/altusmetrum/AltosDroid/PreloadMapActivity.java

   1 /*
   2  * Copyright © 2015 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 org.altusmetrum.AltosDroid;
  19
  20 import java.util.*;
  21 import java.io.*;
  22 import java.text.*;
  23
  24 import org.altusmetrum.AltosDroid.R;
  25
  26 import android.app.Activity;
  27 import android.bluetooth.BluetoothAdapter;
  28 import android.bluetooth.BluetoothDevice;
  29 import android.content.BroadcastReceiver;
  30 import android.content.Context;
  31 import android.content.Intent;
  32 import android.content.IntentFilter;
  33 import android.os.Bundle;
  34 import android.view.View;
  35 import android.view.Window;
  36 import android.view.View.OnClickListener;
  37 import android.widget.*;
  38 import android.widget.AdapterView.*;
  39 import android.location.Location;
  40 import android.location.LocationManager;
  41 import android.location.LocationListener;
  42 import android.location.Criteria;
  43
  44 import org.altusmetrum.altoslib_10.*;
  45
  46 /**
  47  * This Activity appears as a dialog. It lists any paired devices and
  48  * devices detected in the area after discovery. When a device is chosen
  49  * by the user, the MAC address of the device is sent back to the parent
  50  * Activity in the result Intent.
  51  */
  52 public class PreloadMapActivity extends Activity implements AltosLaunchSiteListener, AltosMapInterface, AltosMapLoaderListener, LocationListener {
  53
  54         private ArrayAdapter<AltosLaunchSite> known_sites_adapter;
  55
  56         private CheckBox        hybrid;
  57         private CheckBox        satellite;
  58         private CheckBox        roadmap;
  59         private CheckBox        terrain;
  60
  61         private Spinner         known_sites_spinner;
  62         private Spinner         min_zoom;
  63         private Spinner         max_zoom;
  64         private TextView        radius_label;
  65         private Spinner         radius;
  66
  67         private EditText        latitude;
  68         private EditText        longitude;
  69
  70         private ProgressBar     progress;
  71
  72         private AltosMapLoader  loader;
  73
  74         long    loader_notify_time;
  75
  76         /* AltosMapLoaderListener interfaces */
  77         public void loader_start(final int max) {
  78                 this.runOnUiThread(new Runnable() {
  79                                 public void run() {
  80                                         progress.setMax(max);
  81                                         progress.setProgress(0);
  82                                 }
  83                         });
  84         }
  85
  86         public void loader_notify(final int cur, final int max, final String name) {
  87                 this.runOnUiThread(new Runnable() {
  88                                 public void run() {
  89                                         progress.setProgress(cur);
  90                                 }
  91                         });
  92         }
  93
  94         public void loader_done(int max) {
  95                 loader = null;
  96                 this.runOnUiThread(new Runnable() {
  97                                 public void run() {
  98                                         progress.setProgress(0);
  99                                         finish();
 100                                 }
 101                         });
 102         }
 103
 104         /* AltosLaunchSiteListener interface */
 105         public void notify_launch_sites(final List<AltosLaunchSite> sites) {
 106                 this.runOnUiThread(new Runnable() {
 107                                 public void run() {
 108                                         for (AltosLaunchSite site : sites)
 109                                                 known_sites_adapter.add(site);
 110                                 }
 111                         });
 112         }
 113
 114         AltosMap        map;
 115
 116         class PreloadMapImage implements AltosImage {
 117                 public void flush() {
 118                 }
 119
 120                 public PreloadMapImage(File file) {
 121                 }
 122         }
 123
 124         public AltosMapPath new_path() {
 125                 return null;
 126         }
 127
 128         public AltosMapLine new_line() {
 129                 return null;
 130         }
 131
 132         public AltosImage load_image(File file) throws Exception {
 133                 return new PreloadMapImage(file);
 134         }
 135
 136         public AltosMapMark new_mark(double lat, double lon, int state) {
 137                 return null;
 138         }
 139
 140         class PreloadMapTile extends AltosMapTile {
 141                 public void paint(AltosMapTransform t) {
 142                 }
 143
 144                 public PreloadMapTile(AltosMapCache cache, AltosLatLon upper_left, AltosLatLon center, int zoom, int maptype, int px_size) {
 145                         super(cache, upper_left, center, zoom, maptype, px_size, 2);
 146                 }
 147
 148         }
 149
 150         public AltosMapTile new_tile(AltosMapCache cache, AltosLatLon upper_left, AltosLatLon center, int zoom, int maptype, int px_size) {
 151                 return new PreloadMapTile(cache, upper_left, center, zoom, maptype, px_size);
 152         }
 153
 154         public int width() {
 155                 return AltosMap.px_size;
 156         }
 157
 158         public int height() {
 159                 return AltosMap.px_size;
 160         }
 161
 162         public void repaint() {
 163         }
 164
 165         public void repaint(AltosRectangle damage) {
 166         }
 167
 168         public void set_zoom_label(String label) {
 169         }
 170
 171         public void select_object(AltosLatLon latlon) {
 172         }
 173
 174         public void debug(String format, Object ... arguments) {
 175                 AltosDebug.debug(format, arguments);
 176         }
 177
 178         /* LocationProvider interface */
 179
 180         AltosLaunchSite current_location_site;
 181
 182         public void onLocationChanged(Location location) {
 183                 AltosDebug.debug("location changed");
 184                 if (current_location_site == null) {
 185                         AltosLaunchSite selected_item = (AltosLaunchSite) known_sites_spinner.getSelectedItem();
 186
 187                         current_location_site = new AltosLaunchSite("Current Location", location.getLatitude(), location.getLongitude());
 188                         known_sites_adapter.insert(current_location_site, 0);
 189
 190                         if (selected_item != null)
 191                                 known_sites_spinner.setSelection(known_sites_adapter.getPosition(selected_item));
 192                         else {
 193                                 latitude.setText(new StringBuffer(String.format("%12.6f", current_location_site.latitude)));
 194                                 longitude.setText(new StringBuffer(String.format("%12.6f", current_location_site.longitude)));
 195                         }
 196                 } else {
 197                         current_location_site.latitude = location.getLatitude();
 198                         current_location_site.longitude = location.getLongitude();
 199                 }
 200         }
 201
 202         public void onStatusChanged(String provider, int status, Bundle extras) {
 203         }
 204
 205         public void onProviderEnabled(String provider) {
 206         }
 207
 208         public void onProviderDisabled(String provider) {
 209         }
 210
 211         private double text(EditText view) throws ParseException {
 212                 return AltosParse.parse_double_locale(view.getEditableText().toString());
 213         }
 214
 215         private double latitude() throws ParseException {
 216                 return text(latitude);
 217         }
 218
 219         private double longitude() throws ParseException {
 220                 return text(longitude);
 221         }
 222
 223         private int value(Spinner spinner) {
 224                 return (Integer) spinner.getSelectedItem();
 225         }
 226
 227         private int min_z() {
 228                 return value(min_zoom);
 229         }
 230
 231         private int max_z() {
 232                 return value(max_zoom);
 233         }
 234
 235         private double value_distance(Spinner spinner) {
 236                 return (Double) spinner.getSelectedItem();
 237         }
 238
 239         private double radius() {
 240                 double r = value_distance(radius);
 241                 if (AltosPreferences.imperial_units())
 242                         r = AltosConvert.miles_to_meters(r);
 243                 else
 244                         r = r * 1000;
 245                 return r;
 246         }
 247
 248         private int bit(CheckBox box, int value) {
 249                 if (box.isChecked())
 250                         return 1 << value;
 251                 return 0;
 252         }
 253
 254         private int types() {
 255                 return (bit(hybrid, AltosMap.maptype_hybrid) |
 256                         bit(satellite, AltosMap.maptype_satellite) |
 257                         bit(roadmap, AltosMap.maptype_roadmap) |
 258                         bit(terrain, AltosMap.maptype_terrain));
 259         }
 260
 261         private void load() {
 262                 if (loader != null)
 263                         return;
 264
 265                 try {
 266                         double  lat = latitude();
 267                         double  lon = longitude();
 268                         int     min = min_z();
 269                         int     max = max_z();
 270                         double  r = radius();
 271                         int     t = types();
 272
 273                         AltosDebug.debug("PreloadMap load %f %f %d %d %f %d\n",
 274                                          lat, lon, min, max, r, t);
 275                         loader = new AltosMapLoader(map, this, lat, lon, min, max, r, t);
 276                 } catch (ParseException e) {
 277                         AltosDebug.debug("PreloadMap load raised exception %s", e.toString());
 278                 }
 279         }
 280
 281         private void add_numbers(Spinner spinner, int min, int max, int def) {
 282
 283                 ArrayAdapter<Integer> adapter = new ArrayAdapter<Integer>(this, android.R.layout.simple_spinner_item);
 284
 285                 int     spinner_def = 0;
 286                 int     pos = 0;
 287
 288                 for (int i = min; i <= max; i++) {
 289                         adapter.add(new Integer(i));
 290                         if (i == def)
 291                                 spinner_def = pos;
 292                         pos++;
 293                 }
 294
 295                 spinner.setAdapter(adapter);
 296                 spinner.setSelection(spinner_def);
 297         }
 298
 299
 300         private void add_distance(Spinner spinner, double[] distances_km, double def_km, double[] distances_mi, double def_mi) {
 301
 302                 ArrayAdapter<Double> adapter = new ArrayAdapter<Double>(this, android.R.layout.simple_spinner_item);
 303
 304                 int     spinner_def = 0;
 305                 int     pos = 0;
 306
 307                 double[] distances;
 308                 double  def;
 309                 if (AltosPreferences.imperial_units()) {
 310                         distances = distances_mi;
 311                         def = def_mi;
 312                 } else {
 313                         distances = distances_km;
 314                         def = def_km;
 315                 }
 316
 317                 for (int i = 0; i < distances.length; i++) {
 318                         adapter.add(distances[i]);
 319                         if (distances[i] == def)
 320                                 spinner_def = pos;
 321                         pos++;
 322                 }
 323
 324                 spinner.setAdapter(adapter);
 325                 spinner.setSelection(spinner_def);
 326         }
 327
 328
 329
 330         class SiteListListener implements OnItemSelectedListener {
 331                 public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) {
 332                         AltosLaunchSite site = (AltosLaunchSite) parent.getItemAtPosition(pos);
 333                         latitude.setText(new StringBuffer(String.format("%12.6f", site.latitude)));
 334                         longitude.setText(new StringBuffer(String.format("%12.6f", site.longitude)));
 335                 }
 336                 public void onNothingSelected(AdapterView<?> parent) {
 337                 }
 338
 339                 public SiteListListener() {
 340                 }
 341         }
 342
 343         double[]        radius_mi = { 1, 2, 5, 10, 20 };
 344         double          radius_def_mi = 2;
 345         double[]        radius_km = { 1, 2, 5, 10, 20, 30 };
 346         double          radius_def_km = 2;
 347
 348         @Override
 349         protected void onCreate(Bundle savedInstanceState) {
 350                 super.onCreate(savedInstanceState);
 351
 352                 // Setup the window
 353                 requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 354                 setContentView(R.layout.map_preload);
 355
 356                 // Set result CANCELED incase the user backs out
 357                 setResult(Activity.RESULT_CANCELED);
 358
 359                 // Initialize the button to perform device discovery
 360                 Button loadButton = (Button) findViewById(R.id.preload_load);
 361                 loadButton.setOnClickListener(new OnClickListener() {
 362                         public void onClick(View v) {
 363                                 load();
 364                         }
 365                 });
 366
 367                 latitude = (EditText) findViewById(R.id.preload_latitude);
 368                 longitude = (EditText) findViewById(R.id.preload_longitude);
 369
 370                 hybrid = (CheckBox) findViewById(R.id.preload_hybrid);
 371                 satellite = (CheckBox) findViewById(R.id.preload_satellite);
 372                 roadmap = (CheckBox) findViewById(R.id.preload_roadmap);
 373                 terrain = (CheckBox) findViewById(R.id.preload_terrain);
 374
 375                 hybrid.setChecked(true);
 376
 377                 min_zoom = (Spinner) findViewById(R.id.preload_min_zoom);
 378                 add_numbers(min_zoom,
 379                             AltosMap.min_zoom - AltosMap.default_zoom,
 380                             AltosMap.max_zoom - AltosMap.default_zoom, -2);
 381                 max_zoom = (Spinner) findViewById(R.id.preload_max_zoom);
 382                 add_numbers(max_zoom,
 383                             AltosMap.min_zoom - AltosMap.default_zoom,
 384                             AltosMap.max_zoom - AltosMap.default_zoom, 2);
 385                 radius_label = (TextView) findViewById(R.id.preload_radius_label);
 386                 radius = (Spinner) findViewById(R.id.preload_radius);
 387                 if (AltosPreferences.imperial_units())
 388                         radius_label.setText("Radius (miles)");
 389                 else
 390                         radius_label.setText("Radius (km)");
 391                 add_distance(radius, radius_km, radius_def_km, radius_mi, radius_def_mi);
 392
 393                 progress = (ProgressBar) findViewById(R.id.preload_progress);
 394
 395                 // Initialize array adapters. One for already paired devices and
 396                 // one for newly discovered devices
 397                 known_sites_spinner = (Spinner) findViewById(R.id.preload_site_list);
 398
 399                 known_sites_adapter = new ArrayAdapter<AltosLaunchSite>(this, android.R.layout.simple_spinner_item);
 400
 401                 known_sites_adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
 402
 403                 known_sites_spinner.setAdapter(known_sites_adapter);
 404                 known_sites_spinner.setOnItemSelectedListener(new SiteListListener());
 405
 406                 map = new AltosMap(this);
 407
 408                 // Listen for GPS and Network position updates
 409                 LocationManager locationManager = (LocationManager) this.getSystemService(Context.LOCATION_SERVICE);
 410
 411                 locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 1000, 1, this);
 412
 413                 new AltosLaunchSites(this);
 414         }
 415
 416         @Override
 417         protected void onDestroy() {
 418                 super.onDestroy();
 419
 420                 if (loader != null)
 421                         loader.abort();
 422
 423                 // Stop listening for location updates
 424                 ((LocationManager) getSystemService(Context.LOCATION_SERVICE)).removeUpdates(this);
 425         }
 426 }