forked from upstream-mirrors/OpenTracks
Add track icon for boat, airplane, and snow boarding.
This commit is contained in:
Jimmy Shih
@@ -0,0 +1,542 @@
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/*
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* Copyright 2008 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.google.android.apps.mytracks.fragments;
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import com.google.android.apps.mytracks.MapOverlay;
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import com.google.android.apps.mytracks.MyTracksApplication;
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import com.google.android.apps.mytracks.TrackDetailActivity;
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import com.google.android.apps.mytracks.content.MyTracksProviderUtils;
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import com.google.android.apps.mytracks.content.MyTracksProviderUtils.Factory;
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import com.google.android.apps.mytracks.content.Track;
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import com.google.android.apps.mytracks.content.TrackDataHub;
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import com.google.android.apps.mytracks.content.TrackDataHub.ListenerDataType;
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import com.google.android.apps.mytracks.content.TrackDataListener;
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import com.google.android.apps.mytracks.content.Waypoint;
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import com.google.android.apps.mytracks.stats.TripStatistics;
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import com.google.android.apps.mytracks.util.ApiAdapterFactory;
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import com.google.android.apps.mytracks.util.GeoRect;
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import com.google.android.apps.mytracks.util.LocationUtils;
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import com.google.android.maps.GeoPoint;
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import com.google.android.maps.MapController;
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import com.google.android.maps.MapView;
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import com.google.android.maps.mytracks.R;
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import android.content.Intent;
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import android.location.Location;
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import android.os.Bundle;
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import android.provider.Settings;
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import android.support.v4.app.Fragment;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.MenuItem;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ImageButton;
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import android.widget.TextView;
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import android.widget.Toast;
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import java.util.EnumSet;
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/**
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* A fragment to display map to the user.
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*
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* @author Leif Hendrik Wilden
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* @author Rodrigo Damazio
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*/
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public class MapFragment extends Fragment
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implements View.OnTouchListener, View.OnClickListener, TrackDataListener {
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public static final String MAP_FRAGMENT_TAG = "mapFragment";
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private static final String KEY_CURRENT_LOCATION = "currentLocation";
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private static final String KEY_KEEP_MY_LOCATION_VISIBLE = "keepMyLocationVisible";
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private TrackDataHub trackDataHub;
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// True to keep my location visible.
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private boolean keepMyLocationVisible;
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// True to zoom to my location. Only apply when keepMyLocationVisible is true.
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private boolean zoomToMyLocation;
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// The track id of the marker to show.
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private long markerTrackId;
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// The marker id to show
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private long markerId;
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// The current selected track id. Set in onSelectedTrackChanged.
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private long currentSelectedTrackId;
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// The current location. Set in onCurrentLocationChanged.
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private Location currentLocation;
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// UI elements
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private View mapViewContainer;
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private MapOverlay mapOverlay;
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private MapView mapView;
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private ImageButton myLocationImageButton;
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private TextView messageTextView;
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@Override
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public void onCreate(Bundle bundle) {
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super.onCreate(bundle);
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setHasOptionsMenu(true);
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}
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@Override
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public View onCreateView(
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LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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mapViewContainer = ((TrackDetailActivity) getActivity()).getMapViewContainer();
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mapOverlay = new MapOverlay(getActivity());
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mapView = (MapView) mapViewContainer.findViewById(R.id.map_view);
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mapView.requestFocus();
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mapView.setOnTouchListener(this);
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mapView.setBuiltInZoomControls(true);
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mapView.getOverlays().add(mapOverlay);
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myLocationImageButton = (ImageButton) mapViewContainer.findViewById(R.id.map_my_location);
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myLocationImageButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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showMyLocation();
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}
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});
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messageTextView = (TextView) mapViewContainer.findViewById(R.id.map_message);
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ApiAdapterFactory.getApiAdapter().invalidMenu(getActivity());
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return mapViewContainer;
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}
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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if (savedInstanceState != null) {
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keepMyLocationVisible = savedInstanceState.getBoolean(KEY_KEEP_MY_LOCATION_VISIBLE, false);
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currentLocation = (Location) savedInstanceState.getParcelable(KEY_CURRENT_LOCATION);
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if (currentLocation != null) {
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updateCurrentLocation();
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}
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}
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}
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@Override
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public void onResume() {
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super.onResume();
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resumeTrackDataHub();
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}
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@Override
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public void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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outState.putBoolean(KEY_KEEP_MY_LOCATION_VISIBLE, keepMyLocationVisible);
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if (currentLocation != null) {
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outState.putParcelable(KEY_CURRENT_LOCATION, currentLocation);
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}
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}
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@Override
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public void onPause() {
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super.onPause();
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pauseTrackDataHub();
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}
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@Override
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public void onDestroyView() {
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super.onDestroyView();
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ViewGroup parentViewGroup = (ViewGroup) mapViewContainer.getParent();
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if (parentViewGroup != null) {
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parentViewGroup.removeView(mapViewContainer);
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}
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}
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@Override
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public void onCreateOptionsMenu(Menu menu, MenuInflater menuInflator) {
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menuInflator.inflate(R.menu.map, menu);
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}
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@Override
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public void onPrepareOptionsMenu(Menu menu) {
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int titleId = R.string.menu_satellite_mode;
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if (mapView != null) {
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titleId = mapView.isSatellite() ? R.string.menu_map_mode : R.string.menu_satellite_mode;
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}
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menu.findItem(R.id.map_satellite_mode).setTitle(titleId);
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super.onPrepareOptionsMenu(menu);
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem menuItem) {
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if (mapView != null && menuItem.getItemId() == R.id.map_satellite_mode) {
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mapView.setSatellite(!mapView.isSatellite());
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return true;
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}
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return super.onOptionsItemSelected(menuItem);
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}
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/**
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* Shows my location.
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*/
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private void showMyLocation() {
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updateTrackDataHub();
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keepMyLocationVisible = true;
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zoomToMyLocation = true;
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if (currentLocation != null) {
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updateCurrentLocation();
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}
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}
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/**
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* Shows the marker.
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*
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* @param id the marker id
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*/
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private void showMarker(long id) {
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MyTracksProviderUtils MyTracksProviderUtils = Factory.get(getActivity());
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Waypoint waypoint = MyTracksProviderUtils.getWaypoint(id);
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if (waypoint != null && waypoint.getLocation() != null) {
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keepMyLocationVisible = false;
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GeoPoint center = new GeoPoint((int) (waypoint.getLocation().getLatitude() * 1E6),
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(int) (waypoint.getLocation().getLongitude() * 1E6));
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mapView.getController().setCenter(center);
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mapView.getController().setZoom(mapView.getMaxZoomLevel());
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mapView.invalidate();
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}
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}
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/**
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* Shows the marker.
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*
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* @param trackId the track id
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* @param id the marker id
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*/
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public void showMarker(long trackId, long id) {
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/*
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* Synchronize to prevent race condition in changing markerTrackId and
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* markerId variables.
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*/
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synchronized (this) {
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if (trackId == currentSelectedTrackId) {
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showMarker(id);
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markerTrackId = -1L;
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markerId = -1L;
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return;
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}
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markerTrackId = trackId;
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markerId = id;
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}
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}
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@Override
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public boolean onTouch(View view, MotionEvent event) {
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if (keepMyLocationVisible && event.getAction() == MotionEvent.ACTION_MOVE) {
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if (!isVisible(currentLocation)) {
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/*
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* Only set to false when no longer visible. Thus can keep showing the
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* current location with the next location update.
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*/
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keepMyLocationVisible = false;
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}
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}
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return false;
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}
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@Override
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public void onClick(View v) {
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if (v == messageTextView) {
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Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
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startActivity(intent);
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}
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}
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@Override
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public void onProviderStateChange(ProviderState state) {
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final int messageId;
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final boolean isGpsDisabled;
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switch (state) {
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case DISABLED:
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messageId = R.string.gps_need_to_enable;
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isGpsDisabled = true;
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break;
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case NO_FIX:
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case BAD_FIX:
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messageId = R.string.gps_wait_for_signal;
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isGpsDisabled = false;
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break;
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case GOOD_FIX:
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messageId = -1;
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isGpsDisabled = false;
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break;
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default:
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throw new IllegalArgumentException("Unexpected state: " + state);
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}
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getActivity().runOnUiThread(new Runnable() {
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@Override
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public void run() {
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if (messageId != -1) {
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messageTextView.setText(messageId);
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messageTextView.setVisibility(View.VISIBLE);
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if (isGpsDisabled) {
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Toast.makeText(getActivity(), R.string.gps_not_found, Toast.LENGTH_LONG).show();
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// Click to show the location source settings
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messageTextView.setOnClickListener(MapFragment.this);
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} else {
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messageTextView.setOnClickListener(null);
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}
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} else {
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messageTextView.setVisibility(View.GONE);
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}
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}
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});
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}
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@Override
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public void onCurrentLocationChanged(Location location) {
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currentLocation = location;
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updateCurrentLocation();
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}
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@Override
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public void onCurrentHeadingChanged(double heading) {
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if (mapOverlay.setHeading((float) heading)) {
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mapView.postInvalidate();
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}
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}
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@Override
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public void onSelectedTrackChanged(final Track track, final boolean isRecording) {
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getActivity().runOnUiThread(new Runnable() {
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@Override
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public void run() {
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boolean hasTrack = track != null;
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mapOverlay.setTrackDrawingEnabled(hasTrack);
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if (hasTrack) {
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synchronized (this) {
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/*
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* Synchronize to prevent race condition in changing markerTrackId
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* and markerId variables.
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*/
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currentSelectedTrackId = track.getId();
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updateMap(track);
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}
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mapOverlay.setShowEndMarker(!isRecording);
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}
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mapView.invalidate();
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}
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});
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}
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@Override
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public void onTrackUpdated(Track track) {
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// We don't care.
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}
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@Override
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public void clearTrackPoints() {
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mapOverlay.clearPoints();
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}
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@Override
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public void onNewTrackPoint(Location location) {
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if (LocationUtils.isValidLocation(location)) {
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mapOverlay.addLocation(location);
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}
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}
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@Override
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public void onSampledOutTrackPoint(Location loc) {
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// We don't care.
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}
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@Override
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public void onSegmentSplit() {
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mapOverlay.addSegmentSplit();
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}
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@Override
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public void onNewTrackPointsDone() {
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mapView.postInvalidate();
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}
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@Override
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public void clearWaypoints() {
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mapOverlay.clearWaypoints();
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}
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@Override
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public void onNewWaypoint(Waypoint waypoint) {
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if (waypoint != null && LocationUtils.isValidLocation(waypoint.getLocation())) {
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// TODO: Optimize locking inside addWaypoint
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mapOverlay.addWaypoint(waypoint);
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}
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}
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@Override
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public void onNewWaypointsDone() {
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mapView.postInvalidate();
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}
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@Override
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public boolean onUnitsChanged(boolean metric) {
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// We don't care.
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return false;
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}
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@Override
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public boolean onReportSpeedChanged(boolean reportSpeed) {
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// We don't care.
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return false;
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}
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/**
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* Resumes the trackDataHub. Needs to be synchronized because trackDataHub can be
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* accessed by multiple threads.
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*/
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private synchronized void resumeTrackDataHub() {
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trackDataHub = ((MyTracksApplication) getActivity().getApplication()).getTrackDataHub();
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trackDataHub.registerTrackDataListener(this, EnumSet.of(
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ListenerDataType.SELECTED_TRACK_CHANGED,
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ListenerDataType.WAYPOINT_UPDATES,
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ListenerDataType.POINT_UPDATES,
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ListenerDataType.LOCATION_UPDATES,
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ListenerDataType.COMPASS_UPDATES));
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}
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/**
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* Pauses the trackDataHub. Needs to be synchronized because trackDataHub can be
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* accessed by multiple threads.
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*/
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private synchronized void pauseTrackDataHub() {
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trackDataHub.unregisterTrackDataListener(this);
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trackDataHub = null;
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}
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/**
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* Updates the trackDataHub. Needs to be synchronized because trackDataHub can be
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* accessed by multiple threads.
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*/
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private synchronized void updateTrackDataHub() {
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if (trackDataHub != null) {
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trackDataHub.forceUpdateLocation();
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}
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}
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/**
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* Updates the map by either zooming to the requested marker or showing the track.
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*
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* @param track the track
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*/
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private void updateMap(Track track) {
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if (track.getId() == markerTrackId) {
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// Show the marker
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showMarker(markerId);
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markerTrackId = -1L;
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markerId = -1L;
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} else {
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// Show the track
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showTrack(track);
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}
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}
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/**
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* Returns true if the location is visible.
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*
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* @param location the location
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*/
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private boolean isVisible(Location location) {
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if (location == null || mapView == null) {
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return false;
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}
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GeoPoint mapCenter = mapView.getMapCenter();
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int latitudeSpan = mapView.getLatitudeSpan();
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int longitudeSpan = mapView.getLongitudeSpan();
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/*
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* The bottom of the mapView is obscured by the zoom controls, subtract its
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||||
* height from the visible area.
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*/
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||||
GeoPoint zoomControlBottom = mapView.getProjection().fromPixels(0, mapView.getHeight());
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GeoPoint zoomControlTop = mapView.getProjection().fromPixels(
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0, mapView.getHeight() - mapView.getZoomButtonsController().getZoomControls().getHeight());
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int zoomControlMargin = Math.abs(zoomControlTop.getLatitudeE6()
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- zoomControlBottom.getLatitudeE6());
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GeoRect geoRect = new GeoRect(mapCenter, latitudeSpan, longitudeSpan);
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geoRect.top += zoomControlMargin;
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GeoPoint geoPoint = LocationUtils.getGeoPoint(location);
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return geoRect.contains(geoPoint);
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}
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/**
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* Updates the current location and centers it if necessary.
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||||
*/
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private void updateCurrentLocation() {
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||||
if (mapOverlay == null || mapView == null) {
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return;
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||||
}
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||||
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||||
mapOverlay.setMyLocation(currentLocation);
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mapView.postInvalidate();
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||||
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if (currentLocation != null && keepMyLocationVisible && !isVisible(currentLocation)) {
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GeoPoint geoPoint = LocationUtils.getGeoPoint(currentLocation);
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MapController mapController = mapView.getController();
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||||
mapController.animateTo(geoPoint);
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||||
if (zoomToMyLocation) {
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// Only zoom in the first time we show the location.
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||||
zoomToMyLocation = false;
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||||
if (mapView.getZoomLevel() < mapView.getMaxZoomLevel()) {
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||||
mapController.setZoom(mapView.getMaxZoomLevel());
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Shows the track.
|
||||
*
|
||||
* @param track the track
|
||||
*/
|
||||
private void showTrack(Track track) {
|
||||
if (mapView == null || track == null || track.getNumberOfPoints() < 2) {
|
||||
return;
|
||||
}
|
||||
|
||||
TripStatistics tripStatistics = track.getTripStatistics();
|
||||
int bottom = tripStatistics.getBottom();
|
||||
int left = tripStatistics.getLeft();
|
||||
int latitudeSpanE6 = tripStatistics.getTop() - bottom;
|
||||
int longitudeSpanE6 = tripStatistics.getRight() - left;
|
||||
if (latitudeSpanE6 > 0 && latitudeSpanE6 < 180E6 && longitudeSpanE6 > 0
|
||||
&& longitudeSpanE6 < 360E6) {
|
||||
keepMyLocationVisible = false;
|
||||
GeoPoint center = new GeoPoint(bottom + latitudeSpanE6 / 2, left + longitudeSpanE6 / 2);
|
||||
if (LocationUtils.isValidGeoPoint(center)) {
|
||||
mapView.getController().setCenter(center);
|
||||
mapView.getController().zoomToSpan(latitudeSpanE6, longitudeSpanE6);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user