-/*
- * 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; 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 org.altusmetrum.altoslib_13.*;
-
-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, AltosMapTypeListener {
- 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 = AltosPreferences.map_type();
- AltosPreferences.register_map_type_listener(this);
- 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 onDestroyView() {
- AltosPreferences.unregister_map_type_listener(this);
- }
-
- 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) {
- map_type_changed(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 && state.gps.lat != AltosLib.MISSING) {
-
- 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 map_type_changed(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;
- }
-}