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+/*
+ * Copyright © 2013 Mike Beattie <mike@ethernal.org>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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 org.altusmetrum.altoslib_8.*;
+
+import com.google.android.gms.maps.*;
+import com.google.android.gms.maps.model.*;
+
+import android.app.Activity;
+import android.graphics.Color;
+import android.graphics.*;
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+//import android.support.v4.app.FragmentTransaction;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+import android.location.Location;
+import android.content.*;
+
+class RocketOnline implements Comparable {
+ Marker marker;
+ int serial;
+ long last_packet;
+ int size;
+
+ void set_position(AltosLatLon position, long last_packet) {
+ marker.setPosition(new LatLng(position.lat, position.lon));
+ this.last_packet = last_packet;
+ }
+
+ private Bitmap rocket_bitmap(Context context, String text) {
+
+ /* From: http://mapicons.nicolasmollet.com/markers/industry/military/missile-2/
+ */
+ Bitmap orig_bitmap = BitmapFactory.decodeResource(context.getResources(), R.drawable.rocket);
+ Bitmap bitmap = orig_bitmap.copy(Bitmap.Config.ARGB_8888, true);
+
+ Canvas canvas = new Canvas(bitmap);
+ Paint paint = new Paint();
+ paint.setTextSize(40);
+ paint.setColor(0xff000000);
+
+ Rect bounds = new Rect();
+ paint.getTextBounds(text, 0, text.length(), bounds);
+
+ int width = bounds.right - bounds.left;
+ int height = bounds.bottom - bounds.top;
+
+ float x = bitmap.getWidth() / 2.0f - width / 2.0f;
+ float y = bitmap.getHeight() / 2.0f - height / 2.0f;
+
+ size = bitmap.getWidth();
+
+ canvas.drawText(text, 0, text.length(), x, y, paint);
+ return bitmap;
+ }
+
+ public void remove() {
+ marker.remove();
+ }
+
+ public int compareTo(Object o) {
+ RocketOnline other = (RocketOnline) o;
+
+ long diff = last_packet - other.last_packet;
+
+ if (diff > 0)
+ return 1;
+ if (diff < 0)
+ return -1;
+ return 0;
+ }
+
+ RocketOnline(Context context, int serial, GoogleMap map, double lat, double lon, long last_packet) {
+ this.serial = serial;
+ String name = String.format("%d", serial);
+ this.marker = map.addMarker(new MarkerOptions()
+ .icon(BitmapDescriptorFactory.fromBitmap(rocket_bitmap(context, name)))
+ .position(new LatLng(lat, lon))
+ .visible(true));
+ this.last_packet = last_packet;
+ }
+}
+
+public class AltosMapOnline implements AltosDroidMapInterface, GoogleMap.OnMarkerClickListener, GoogleMap.OnMapClickListener {
+ public SupportMapFragment mMapFragment;
+ private GoogleMap mMap;
+ private boolean mapLoaded = false;
+ Context context;
+
+ private HashMap<Integer,RocketOnline> rockets = new HashMap<Integer,RocketOnline>();
+ private Marker mPadMarker;
+ private boolean pad_set;
+ private Polyline mPolyline;
+
+ private View map_view;
+
+ private double mapAccuracy = -1;
+
+ private AltosLatLon my_position = null;
+ private AltosLatLon target_position = null;
+
+ private AltosDroid altos_droid;
+
+ public void onCreateView(AltosDroid altos_droid) {
+ this.altos_droid = altos_droid;
+ final int map_type = altos_droid.map_type;
+ mMapFragment = new SupportMapFragment() {
+ @Override
+ public void onActivityCreated(Bundle savedInstanceState) {
+ super.onActivityCreated(savedInstanceState);
+ setupMap(map_type);
+ }
+ @Override
+ public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+ map_view = super.onCreateView(inflater, container, savedInstanceState);
+ return map_view;
+ }
+ @Override
+ public void onDestroyView() {
+ super.onDestroyView();
+ map_view = null;
+ }
+ };
+ }
+
+// public void onActivityCreated() {
+// getChildFragmentManager().beginTransaction().add(R.id.map, mMapFragment).commit();
+// }
+
+ private double pixel_distance(LatLng a, LatLng b) {
+ Projection projection = mMap.getProjection();
+
+ Point a_pt = projection.toScreenLocation(a);
+ Point b_pt = projection.toScreenLocation(b);
+
+ return Math.hypot((double) (a_pt.x - b_pt.x), (double) (a_pt.y - b_pt.y));
+ }
+
+ private RocketOnline[] sorted_rockets() {
+ RocketOnline[] rocket_array = rockets.values().toArray(new RocketOnline[0]);
+
+ Arrays.sort(rocket_array);
+ return rocket_array;
+ }
+
+ public void onMapClick(LatLng lat_lng) {
+ ArrayList<Integer> near = new ArrayList<Integer>();
+
+ for (RocketOnline rocket : sorted_rockets()) {
+ LatLng pos = rocket.marker.getPosition();
+
+ if (pos == null)
+ continue;
+
+ double distance = pixel_distance(lat_lng, pos);
+ if (distance < rocket.size * 2)
+ near.add(rocket.serial);
+ }
+
+ if (near.size() != 0)
+ altos_droid.touch_trackers(near.toArray(new Integer[0]));
+ }
+
+ public boolean onMarkerClick(Marker marker) {
+ onMapClick(marker.getPosition());
+ return true;
+ }
+
+ public void setupMap(int map_type) {
+ mMap = mMapFragment.getMap();
+ if (mMap != null) {
+ set_map_type(map_type);
+ mMap.setMyLocationEnabled(true);
+ mMap.getUiSettings().setTiltGesturesEnabled(false);
+ mMap.getUiSettings().setZoomControlsEnabled(false);
+ mMap.setOnMarkerClickListener(this);
+ mMap.setOnMapClickListener(this);
+
+ mPadMarker = mMap.addMarker(
+ new MarkerOptions().icon(BitmapDescriptorFactory.fromResource(R.drawable.pad))
+ .position(new LatLng(0,0))
+ .visible(false)
+ );
+
+ mPolyline = mMap.addPolyline(
+ new PolylineOptions().add(new LatLng(0,0), new LatLng(0,0))
+ .width(20)
+ .color(Color.BLUE)
+ .visible(false)
+ );
+
+ mapLoaded = true;
+ }
+ }
+
+ public void center(double lat, double lon, double accuracy) {
+ if (mMap == null)
+ return;
+
+ if (mapAccuracy < 0 || accuracy < mapAccuracy/10) {
+ mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(lat, lon),14));
+ mapAccuracy = accuracy;
+ }
+ }
+
+ private void set_rocket(int serial, AltosState state) {
+ RocketOnline rocket;
+
+ if (state.gps == null || state.gps.lat == AltosLib.MISSING)
+ return;
+
+ if (mMap == null)
+ return;
+
+ if (rockets.containsKey(serial)) {
+ rocket = rockets.get(serial);
+ rocket.set_position(new AltosLatLon(state.gps.lat, state.gps.lon), state.received_time);
+ } else {
+ rocket = new RocketOnline(context,
+ serial,
+ mMap, state.gps.lat, state.gps.lon,
+ state.received_time);
+ rockets.put(serial, rocket);
+ }
+ }
+
+ private void remove_rocket(int serial) {
+ RocketOnline rocket = rockets.get(serial);
+ rocket.remove();
+ rockets.remove(serial);
+ }
+
+ public void set_visible(boolean visible) {
+ if (map_view == null)
+ return;
+ if (visible)
+ map_view.setVisibility(View.VISIBLE);
+ else
+ map_view.setVisibility(View.GONE);
+ }
+
+ public void show(TelemetryState telem_state, AltosState state, AltosGreatCircle from_receiver, Location receiver) {
+
+ if (telem_state != null) {
+ for (int serial : rockets.keySet()) {
+ if (!telem_state.states.containsKey(serial))
+ remove_rocket(serial);
+ }
+
+ for (int serial : telem_state.states.keySet()) {
+ set_rocket(serial, telem_state.states.get(serial));
+ }
+ }
+
+ if (state != null) {
+ if (mapLoaded) {
+ if (!pad_set && state.pad_lat != AltosLib.MISSING) {
+ pad_set = true;
+ mPadMarker.setPosition(new LatLng(state.pad_lat, state.pad_lon));
+ mPadMarker.setVisible(true);
+ }
+ }
+ if (state.gps != null) {
+
+ target_position = new AltosLatLon(state.gps.lat, state.gps.lon);
+ if (state.gps.locked && state.gps.nsat >= 4)
+ center (state.gps.lat, state.gps.lon, 10);
+ }
+ }
+
+ if (receiver != null) {
+ double accuracy;
+
+ if (receiver.hasAccuracy())
+ accuracy = receiver.getAccuracy();
+ else
+ accuracy = 1000;
+
+ my_position = new AltosLatLon(receiver.getLatitude(), receiver.getLongitude());
+ center (my_position.lat, my_position.lon, accuracy);
+ }
+
+ if (my_position != null && target_position != null && mPolyline != null) {
+ mPolyline.setPoints(Arrays.asList(new LatLng(my_position.lat, my_position.lon), new LatLng(target_position.lat, target_position.lon)));
+ mPolyline.setVisible(true);
+ }
+
+ }
+
+ public void set_map_type(int map_type) {
+ if (mMap != null) {
+ if (map_type == AltosMap.maptype_hybrid)
+ mMap.setMapType(GoogleMap.MAP_TYPE_HYBRID);
+ else if (map_type == AltosMap.maptype_satellite)
+ mMap.setMapType(GoogleMap.MAP_TYPE_SATELLITE);
+ else if (map_type == AltosMap.maptype_terrain)
+ mMap.setMapType(GoogleMap.MAP_TYPE_TERRAIN);
+ else
+ mMap.setMapType(GoogleMap.MAP_TYPE_NORMAL);
+ }
+ }
+
+ public AltosMapOnline(Context context) {
+ this.context = context;
+ }
+}
generated by cgit v1.2.3 (git 2.39.1) at 2025-10-17 23:03:19 +0000