--- /dev/null
+/*
+ * Copyright © 2015 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+package org.altusmetrum.AltosDroid;
+
+import java.util.*;
+import java.io.*;
+import java.text.*;
+
+import org.altusmetrum.AltosDroid.R;
+
+import android.app.Activity;
+import android.bluetooth.BluetoothAdapter;
+import android.bluetooth.BluetoothDevice;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.os.Bundle;
+import android.view.View;
+import android.view.Window;
+import android.view.View.OnClickListener;
+import android.widget.*;
+import android.widget.AdapterView.*;
+import android.location.Location;
+import android.location.LocationManager;
+import android.location.LocationListener;
+import android.location.Criteria;
+
+import org.altusmetrum.altoslib_13.*;
+
+/**
+ * This Activity appears as a dialog. It lists any paired devices and
+ * devices detected in the area after discovery. When a device is chosen
+ * by the user, the MAC address of the device is sent back to the parent
+ * Activity in the result Intent.
+ */
+public class PreloadMapActivity extends Activity implements AltosLaunchSiteListener, AltosMapLoaderListener, LocationListener {
+
+ private ArrayAdapter<AltosLaunchSite> known_sites_adapter;
+
+/*
+ private CheckBox hybrid;
+ private CheckBox satellite;
+ private CheckBox roadmap;
+ private CheckBox terrain;
+*/
+
+ private Spinner known_sites_spinner;
+ private Spinner min_zoom;
+ private Spinner max_zoom;
+ private TextView radius_label;
+ private Spinner radius;
+
+ private EditText latitude;
+ private EditText longitude;
+
+ private ProgressBar progress;
+
+ private AltosMapLoader loader;
+
+ long loader_notify_time;
+
+ /* AltosMapLoaderListener interfaces */
+ public void loader_start(final int max) {
+ loader_notify_time = System.currentTimeMillis();
+
+ this.runOnUiThread(new Runnable() {
+ public void run() {
+ progress.setMax(max);
+ progress.setProgress(0);
+ }
+ });
+ }
+
+ public void loader_notify(final int cur, final int max, final String name) {
+ long now = System.currentTimeMillis();
+
+ if (now - loader_notify_time < 100)
+ return;
+
+ loader_notify_time = now;
+
+ this.runOnUiThread(new Runnable() {
+ public void run() {
+ progress.setProgress(cur);
+ }
+ });
+ }
+
+ public void loader_done(int max) {
+ loader = null;
+ this.runOnUiThread(new Runnable() {
+ public void run() {
+ progress.setProgress(0);
+ finish();
+ }
+ });
+ }
+
+ public void debug(String format, Object ... arguments) {
+ AltosDebug.debug(format, arguments);
+ }
+
+ /* AltosLaunchSiteListener interface */
+
+ public void notify_launch_sites(final List<AltosLaunchSite> sites) {
+ this.runOnUiThread(new Runnable() {
+ public void run() {
+ for (AltosLaunchSite site : sites)
+ known_sites_adapter.add(site);
+ }
+ });
+ }
+
+ /* LocationProvider interface */
+
+ AltosLaunchSite current_location_site;
+
+ public void onLocationChanged(Location location) {
+ AltosDebug.debug("location changed");
+ if (current_location_site == null) {
+ AltosLaunchSite selected_item = (AltosLaunchSite) known_sites_spinner.getSelectedItem();
+
+ current_location_site = new AltosLaunchSite("Current Location", location.getLatitude(), location.getLongitude());
+ known_sites_adapter.insert(current_location_site, 0);
+
+ if (selected_item != null)
+ known_sites_spinner.setSelection(known_sites_adapter.getPosition(selected_item));
+ else {
+ latitude.setText(new StringBuffer(String.format("%12.6f", current_location_site.latitude)));
+ longitude.setText(new StringBuffer(String.format("%12.6f", current_location_site.longitude)));
+ }
+ } else {
+ current_location_site.latitude = location.getLatitude();
+ current_location_site.longitude = location.getLongitude();
+ }
+ }
+
+ public void onStatusChanged(String provider, int status, Bundle extras) {
+ }
+
+ public void onProviderEnabled(String provider) {
+ }
+
+ public void onProviderDisabled(String provider) {
+ }
+
+ private double text(EditText view) throws ParseException {
+ return AltosParse.parse_double_locale(view.getEditableText().toString());
+ }
+
+ private double latitude() throws ParseException {
+ return text(latitude);
+ }
+
+ private double longitude() throws ParseException {
+ return text(longitude);
+ }
+
+ private int value(Spinner spinner) {
+ return (Integer) spinner.getSelectedItem();
+ }
+
+ private int min_z() {
+ return value(min_zoom);
+ }
+
+ private int max_z() {
+ return value(max_zoom);
+ }
+
+ private double value_distance(Spinner spinner) {
+ return (Double) spinner.getSelectedItem();
+ }
+
+ private double radius() {
+ double r = value_distance(radius);
+ if (AltosPreferences.imperial_units())
+ r = AltosConvert.miles_to_meters(r);
+ else
+ r = r * 1000;
+ return r;
+ }
+
+/*
+ private int bit(CheckBox box, int value) {
+ if (box.isChecked())
+ return 1 << value;
+ return 0;
+ }
+*/
+
+ private int types() {
+/*
+ return (bit(hybrid, AltosMap.maptype_hybrid) |
+ bit(satellite, AltosMap.maptype_satellite) |
+ bit(roadmap, AltosMap.maptype_roadmap) |
+ bit(terrain, AltosMap.maptype_terrain));
+*/
+ return 1 << AltosMap.maptype_hybrid;
+ }
+
+ private void load() {
+ if (loader != null)
+ return;
+
+ try {
+ double lat = latitude();
+ double lon = longitude();
+ int min = min_z();
+ int max = max_z();
+ double r = radius();
+ int t = types();
+
+ AltosDebug.debug("PreloadMap load %f %f %d %d %f %d\n",
+ lat, lon, min, max, r, t);
+ loader = new AltosMapLoader(this, lat, lon, min, max, r, t, AltosMapOffline.scale);
+ } catch (ParseException e) {
+ AltosDebug.debug("PreloadMap load raised exception %s", e.toString());
+ }
+ }
+
+ private void add_numbers(Spinner spinner, int min, int max, int def) {
+
+ ArrayAdapter<Integer> adapter = new ArrayAdapter<Integer>(this, android.R.layout.simple_spinner_item);
+
+ int spinner_def = 0;
+ int pos = 0;
+
+ for (int i = min; i <= max; i++) {
+ adapter.add(new Integer(i));
+ if (i == def)
+ spinner_def = pos;
+ pos++;
+ }
+
+ spinner.setAdapter(adapter);
+ spinner.setSelection(spinner_def);
+ }
+
+
+ private void add_distance(Spinner spinner, double[] distances_km, double def_km, double[] distances_mi, double def_mi) {
+
+ ArrayAdapter<Double> adapter = new ArrayAdapter<Double>(this, android.R.layout.simple_spinner_item);
+
+ int spinner_def = 0;
+ int pos = 0;
+
+ double[] distances;
+ double def;
+ if (AltosPreferences.imperial_units()) {
+ distances = distances_mi;
+ def = def_mi;
+ } else {
+ distances = distances_km;
+ def = def_km;
+ }
+
+ for (int i = 0; i < distances.length; i++) {
+ adapter.add(distances[i]);
+ if (distances[i] == def)
+ spinner_def = pos;
+ pos++;
+ }
+
+ spinner.setAdapter(adapter);
+ spinner.setSelection(spinner_def);
+ }
+
+
+
+ class SiteListListener implements OnItemSelectedListener {
+ public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) {
+ AltosLaunchSite site = (AltosLaunchSite) parent.getItemAtPosition(pos);
+ latitude.setText(new StringBuffer(String.format("%12.6f", site.latitude)));
+ longitude.setText(new StringBuffer(String.format("%12.6f", site.longitude)));
+ }
+ public void onNothingSelected(AdapterView<?> parent) {
+ }
+
+ public SiteListListener() {
+ }
+ }
+
+ double[] radius_mi = { 1, 2, 5, 10, 20 };
+ double radius_def_mi = 2;
+ double[] radius_km = { 1, 2, 5, 10, 20, 30 };
+ double radius_def_km = 2;
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+
+ // Setup the window
+ requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
+ setContentView(R.layout.map_preload);
+
+ // Set result CANCELED incase the user backs out
+ setResult(Activity.RESULT_CANCELED);
+
+ // Initialize the button to perform device discovery
+ Button loadButton = (Button) findViewById(R.id.preload_load);
+ loadButton.setOnClickListener(new OnClickListener() {
+ public void onClick(View v) {
+ load();
+ }
+ });
+
+ latitude = (EditText) findViewById(R.id.preload_latitude);
+ longitude = (EditText) findViewById(R.id.preload_longitude);
+
+/*
+ hybrid = (CheckBox) findViewById(R.id.preload_hybrid);
+ satellite = (CheckBox) findViewById(R.id.preload_satellite);
+ roadmap = (CheckBox) findViewById(R.id.preload_roadmap);
+ terrain = (CheckBox) findViewById(R.id.preload_terrain);
+
+ hybrid.setChecked(true);
+*/
+
+ min_zoom = (Spinner) findViewById(R.id.preload_min_zoom);
+ add_numbers(min_zoom,
+ AltosMap.min_zoom - AltosMap.default_zoom,
+ AltosMap.max_zoom - AltosMap.default_zoom, -2);
+ max_zoom = (Spinner) findViewById(R.id.preload_max_zoom);
+ add_numbers(max_zoom,
+ AltosMap.min_zoom - AltosMap.default_zoom,
+ AltosMap.max_zoom - AltosMap.default_zoom, 2);
+ radius_label = (TextView) findViewById(R.id.preload_radius_label);
+ radius = (Spinner) findViewById(R.id.preload_radius);
+ if (AltosPreferences.imperial_units())
+ radius_label.setText("Radius (miles)");
+ else
+ radius_label.setText("Radius (km)");
+ add_distance(radius, radius_km, radius_def_km, radius_mi, radius_def_mi);
+
+ progress = (ProgressBar) findViewById(R.id.preload_progress);
+
+ // Initialize array adapters. One for already paired devices and
+ // one for newly discovered devices
+ known_sites_spinner = (Spinner) findViewById(R.id.preload_site_list);
+
+ known_sites_adapter = new ArrayAdapter<AltosLaunchSite>(this, android.R.layout.simple_spinner_item);
+
+ known_sites_adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
+
+ known_sites_spinner.setAdapter(known_sites_adapter);
+ known_sites_spinner.setOnItemSelectedListener(new SiteListListener());
+
+ // Listen for GPS and Network position updates
+ LocationManager locationManager = (LocationManager) this.getSystemService(Context.LOCATION_SERVICE);
+
+ locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 1000, 1, this);
+
+ new AltosLaunchSites(this);
+ }
+
+ @Override
+ protected void onDestroy() {
+ super.onDestroy();
+
+ if (loader != null)
+ loader.abort();
+
+ // Stop listening for location updates
+ ((LocationManager) getSystemService(Context.LOCATION_SERVICE)).removeUpdates(this);
+ }
+}