[26523] | 1 | package org.tipple.mapDisplay;
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| 2 |
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| 3 | import java.io.File;
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| 4 | import java.text.DecimalFormat;
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| 5 | import java.util.ArrayList;
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| 6 | import java.util.HashMap;
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| 7 | import java.util.HashSet;
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| 8 | import java.util.Set;
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| 9 |
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| 10 | import org.mapsforge.android.maps.ArrayItemizedMarkerOverlay;
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| 11 | import org.mapsforge.android.maps.CircleOverlay;
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| 12 | import org.mapsforge.android.maps.GeoPoint;
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| 13 | import org.mapsforge.android.maps.MapController;
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| 14 | import org.mapsforge.android.maps.MapView;
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| 15 | import org.mapsforge.android.maps.OverlayMarkerItem;
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| 16 | import org.mapsforge.android.maps.OverlayTextAudioItem;
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| 17 | import org.mapsforge.android.maps.Projection;
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| 18 |
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| 19 | import android.app.Activity;
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| 20 | import android.content.Context;
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| 21 | import android.graphics.Color;
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| 22 | import android.graphics.Paint;
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| 23 | import android.graphics.Point;
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| 24 | import android.graphics.drawable.Drawable;
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| 25 | import android.location.Location;
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| 26 | import android.location.LocationListener;
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| 27 | import android.location.LocationManager;
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| 28 | import android.media.MediaPlayer;
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| 29 | import android.os.Bundle;
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| 30 | import android.os.Vibrator;
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| 31 | import android.widget.TextView;
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| 32 |
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| 33 | public class locationListener implements LocationListener {
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| 34 | public static Location lastKnownLocation = null;
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| 35 |
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| 36 | protected ArrayList<tippleLocation> locations;
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| 37 |
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| 38 | protected ArrayList<tippleLocation> locations_;
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| 39 | Drawable highlight_marker2;
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| 40 | Drawable highlight_marker1;
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| 41 | Drawable marker;
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| 42 |
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| 43 | protected Activity activity_;
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| 44 | protected MapView map_view_;
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| 45 | protected TextView text_view_;
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| 46 | protected LocationManager tip_location_manager_;
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| 47 | protected TippleLocationManagerVersion2 tipManager;
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| 48 | // protected tippleLocationManager tipManager;
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| 49 | protected MapController map_controller_;
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| 50 | protected CircleOverlay here_overlay_;
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| 51 | protected ArrayItemizedMarkerOverlay highlight_marker_overlay_;
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| 52 |
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| 53 | protected Vibrator vibrator_;
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| 54 |
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| 55 | protected Set<tippleLocation> curr_locations_;
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| 56 | protected Set<tippleLocation> prev_locations_;
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| 57 | HashMap<Integer, OverlayMarkerItem> highlight_marker_hash_;
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| 58 |
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| 59 | public locationListener(Activity activity, MapView map_view,
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| 60 | TextView text_view, LocationManager location_manager,
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| 61 | TippleLocationManagerVersion2 tipManager,
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| 62 | ArrayList<tippleLocation> locations) {
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| 63 | activity_ = activity;
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| 64 | map_view_ = map_view;
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| 65 | text_view_ = text_view;
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| 66 | this.tipManager = tipManager;
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| 67 | tip_location_manager_ = location_manager;
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| 68 | locations_ = locations;
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| 69 |
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| 70 | // location aware
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| 71 | Paint circleFillPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
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| 72 | circleFillPaint.setStyle(Paint.Style.FILL);
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| 73 | circleFillPaint.setColor(Color.GREEN);
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| 74 | circleFillPaint.setAlpha(64);
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| 75 |
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| 76 | Paint circleOutlinePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
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| 77 | circleOutlinePaint.setStyle(Paint.Style.STROKE);
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| 78 | circleOutlinePaint.setColor(Color.GREEN);
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| 79 | circleOutlinePaint.setAlpha(128);
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| 80 | circleOutlinePaint.setStrokeWidth(3);
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| 81 |
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| 82 | Drawable highlightMarker = activity_.getResources().getDrawable(
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| 83 | R.drawable.markerhighlightbook1);
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| 84 |
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| 85 | highlight_marker_overlay_ = new ArrayItemizedMarkerOverlay(
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| 86 | highlightMarker, activity);
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| 87 |
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| 88 | map_view_.getOverlays().add(highlight_marker_overlay_);
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| 89 |
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| 90 | vibrator_ = (Vibrator) activity
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| 91 | .getSystemService(Context.VIBRATOR_SERVICE);
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| 92 |
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| 93 | curr_locations_ = new HashSet<tippleLocation>();
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| 94 | prev_locations_ = new HashSet<tippleLocation>();
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| 95 | highlight_marker_hash_ = new HashMap<Integer, OverlayMarkerItem>();
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| 96 |
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| 97 | }
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| 98 |
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| 99 | ArrayList<tippleLocation> getLocations() {
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| 100 | return locations_;
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| 101 | }
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| 102 |
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| 103 | void setLocations(ArrayList<tippleLocation> locations) {
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| 104 | this.locations_ = locations;
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| 105 | }
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| 106 |
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| 107 | Activity getActivity() {
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| 108 | return activity_;
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| 109 | }
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| 110 |
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| 111 | void resetOverlayThreadsOnListener() {
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| 112 |
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| 113 | if (highlight_marker_overlay_ != null) {
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| 114 | highlight_marker_overlay_.clear();
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| 115 | highlight_marker_overlay_ = null;
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| 116 | }
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| 117 | if (highlight_marker_hash_ != null)
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| 118 |
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| 119 | {
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| 120 | highlight_marker_hash_.clear();
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| 121 | highlight_marker_hash_ = null;
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| 122 | }
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| 123 | if (locations_ != null)
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| 124 |
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| 125 | {
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| 126 | locations_.clear();
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| 127 | locations_ = null;
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| 128 | }
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| 129 |
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| 130 | if (curr_locations_ != null) {
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| 131 | curr_locations_.clear();
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| 132 | curr_locations_ = null;
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| 133 | }
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| 134 | if (prev_locations_ != null) {
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| 135 | prev_locations_.clear();
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| 136 | prev_locations_ = null;
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| 137 | }
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| 138 |
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| 139 | }
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| 140 |
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| 141 | boolean checking_location_ = false;
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| 142 |
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| 143 | synchronized protected boolean getLock() {
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| 144 | if (!checking_location_) {
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| 145 | checking_location_ = true;
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| 146 | }
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| 147 |
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| 148 | return checking_location_;
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| 149 | }
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| 150 |
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| 151 | synchronized protected void freeLock() {
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| 152 | checking_location_ = false;
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| 153 | }
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| 154 |
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| 155 | protected double pointDistance(Point place_point, Point here_point) {
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| 156 | double delta_x = place_point.x - here_point.x;
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| 157 | double delta_y = place_point.y - here_point.y;
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| 158 | double pixel_distance = Math.sqrt((delta_x * delta_x)
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| 159 | + (delta_y * delta_y));
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| 160 |
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| 161 | return pixel_distance;
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| 162 | }
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| 163 |
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| 164 | Point lastLoggedPoint_ = null;
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| 165 |
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| 166 | protected void updateActiveLocations(Location loc) {
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| 167 | // Find out if the current GPS location lies within the boundaries
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| 168 | // of any of the tour locations
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| 169 | Projection projection = map_view_.getProjection();
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| 170 | byte zoom_level = map_view_.getZoomLevel();
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| 171 | // byte zoom_level = 10; // work at a reasonable level of scale
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| 172 |
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| 173 | float in_out_gap_meters = 3.0f;
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| 174 | float in_out_gap_pixels = projection.metersToPixels(in_out_gap_meters,
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| 175 | zoom_level);
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| 176 |
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| 177 | double here_latitude = loc.getLatitude();
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| 178 | double here_longitude = loc.getLongitude();
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| 179 | GeoPoint here_geopoint = new GeoPoint(here_latitude, here_longitude);
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| 180 | Point here_point = projection.toPoint(here_geopoint, null, zoom_level);
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| 181 |
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| 182 | if (lastLoggedPoint_ == null) {
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| 183 | lastLoggedPoint_ = here_point;
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| 184 | // tippleActivity.log.optMessage("GPS Location Reading");
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| 185 | } else {
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| 186 | float far_enough_meters = 3.0f; // 3 meters
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| 187 | float far_enough_pixels = projection.metersToPixels(
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| 188 | far_enough_meters, zoom_level);
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| 189 | if (pointDistance(here_point, lastLoggedPoint_) > far_enough_pixels) {
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| 190 | // tippleActivity.log.optMessage("GPS Location Reading");
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| 191 | }
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| 192 | }
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| 193 |
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| 194 | for (int i = 0; i < locations_.size(); i++) {
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| 195 |
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| 196 | tippleLocation place = locations_.get(i);
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| 197 |
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| 198 | double place_latitude = place.getlatitude();
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| 199 | double place_longitude = place.getlongitude();
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| 200 | double radius_meters = place.getradius() * 1000.0;
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| 201 |
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| 202 | GeoPoint place_geopoint = new GeoPoint(place_latitude,
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| 203 | place_longitude);
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| 204 | Point place_point = projection.toPoint(place_geopoint, null,
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| 205 | zoom_level);
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| 206 |
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| 207 | float radius_pixel_distance = projection.metersToPixels(
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| 208 | (float) radius_meters, zoom_level);
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| 209 |
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| 210 | double delta_x = place_point.x - here_point.x;
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| 211 | double delta_y = place_point.y - here_point.y;
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| 212 | double pixel_distance = Math.sqrt((delta_x * delta_x)
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| 213 | + (delta_y * delta_y));
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| 214 |
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| 215 | double outside_pixel_distance = radius_pixel_distance
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| 216 | + in_out_gap_pixels;
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| 217 | double inside_pixel_distance = radius_pixel_distance;
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| 218 |
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| 219 | if (pixel_distance <= inside_pixel_distance) {
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| 220 |
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| 221 | if (!curr_locations_.contains(place)) {
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| 222 | // User has entered new location on tour
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| 223 |
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| 224 | curr_locations_.add(place);
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| 225 | vibrator_.vibrate(1000);
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| 226 | Bundle bundle = new Bundle();
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| 227 | bundle.putString("placeName", place.getTitle());
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| 228 |
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| 229 | boolean visited_previously = prev_locations_
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| 230 | .contains(place);
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| 231 | tipManager
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| 232 | .textToSpeechToLocation(place, visited_previously);
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| 233 |
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| 234 | OverlayTextAudioItem here_marker_item = (OverlayTextAudioItem) TippleLocationManagerVersion2.itemizedMarkerOverlayArrayList
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| 235 | .get(i);
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| 236 | GeoPoint dm_geopoint = here_marker_item.getPoint();
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| 237 | String title = here_marker_item.getTitle();
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| 238 | String[] nodeId = here_marker_item.getNodeID().split("\\.");
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| 239 | if (nodeId[0]
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| 240 | .equalsIgnoreCase(TippleLocationManagerVersion2.stationOfCrossURL)) {// hamiltonGardenURL
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| 241 | marker = activity_.getResources().getDrawable(
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| 242 | R.drawable.markerhighlightbook2);
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| 243 |
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| 244 | }
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| 245 |
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| 246 | else {
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| 247 | marker = activity_.getResources().getDrawable(
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| 248 | R.drawable.markerhighlightbook1);// red+yellow
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| 249 |
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| 250 | }
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| 251 | OverlayMarkerItem highlight_marker_item = new OverlayMarkerItem(
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| 252 | dm_geopoint, title);
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| 253 | highlight_marker_item.setMarker(marker);
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| 254 | highlight_marker_hash_.put(i, highlight_marker_item);
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| 255 | highlight_marker_overlay_.addOverlay(highlight_marker_item);
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| 256 |
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| 257 | try {
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| 258 | // Cue up audio alert
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| 259 | String audio_dir = "/sdcard/";// currently all file
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| 260 | // String audio_dir = tippleActivity.audioDirectory;
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| 261 | File alert_file = new File(audio_dir,
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| 262 | "BeepMorseSonar.wav");
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| 263 | String alert_filename = alert_file.getAbsolutePath();
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| 264 |
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| 265 | MediaPlayer mp = new MediaPlayer();
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| 266 | mp.setDataSource(alert_filename);
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| 267 | mp.prepare();
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| 268 | mp.start();
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| 269 | } catch (Exception e) {
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| 270 | System.err
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| 271 | .println("Failed to play audio alert for active GPS location");
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| 272 | e.printStackTrace();
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| 273 | }
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| 274 |
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| 275 | // Now record the fact we've been here
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| 276 | prev_locations_.add(place);
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| 277 |
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| 278 | }
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| 279 |
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| 280 | }
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| 281 |
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| 282 | else if (pixel_distance >= outside_pixel_distance) {
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| 283 |
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| 284 | if (curr_locations_.contains(place)) {
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| 285 | curr_locations_.remove(place);
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| 286 | OverlayMarkerItem highlight_marker_item = highlight_marker_hash_
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| 287 | .remove(i);
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| 288 | highlight_marker_overlay_
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| 289 | .removeOverlay(highlight_marker_item);
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| 290 |
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| 291 | }
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| 292 | }
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| 293 | }
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| 294 | }
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| 295 |
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| 296 | public void onLocationChanged(Location loc) {
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| 297 |
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| 298 | if (loc != null) {
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| 299 |
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| 300 | System.err
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| 301 | .println("TipLocationListener::onLocationChaged -- start");
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| 302 | lastKnownLocation = loc;
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| 303 |
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| 304 | if (getLock()) {
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| 305 | updateActiveLocations(loc);
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| 306 | freeLock();
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| 307 | }
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| 308 |
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| 309 | DecimalFormat truncPlaces = new DecimalFormat("0.00000");
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| 310 | double longitude = loc.getLongitude();
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| 311 | double latitude = loc.getLatitude();
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| 312 |
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| 313 | String trunc_long = truncPlaces.format(longitude);
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| 314 | String trunc_lat = truncPlaces.format(latitude);
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| 315 |
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| 316 | String text_mess = "(Long,Lat): (" + trunc_long + "," + trunc_lat
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| 317 | + ")";
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| 318 | text_view_.setText(text_mess);
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| 319 | // location aware
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| 320 | GeoPoint point = new GeoPoint(latitude, longitude);
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| 321 | // Use the following line if you want to map to auto center on the
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| 322 | // GPS location
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| 323 | boolean centre_on_gps_loc = tippleActivity.sharedPreferences
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| 324 | .getBoolean("centreOnGPSLoc", false);
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| 325 | if (centre_on_gps_loc) {
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| 326 | MapController map_controller = map_view_.getController();
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| 327 | if (map_controller != null) {
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| 328 | map_controller.setCenter(point);
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| 329 | }
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| 330 | }
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| 331 | }
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| 332 | // System.err.println("TipLocationListener::onLocationChaged -- finished");
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| 333 | }
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| 334 |
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| 335 | @Override
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| 336 | public void onProviderDisabled(String provider) {
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| 337 | // TODO Auto-generated method stub
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| 338 | System.err.println("TipLocationListener::onProviderDisabled()");
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| 339 | }
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| 340 |
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| 341 | @Override
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| 342 | public void onProviderEnabled(String provider) {
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| 343 | // TODO Auto-generated method stub
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| 344 | System.err.println("TipLocationListener::onProviderEnabled()");
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| 345 |
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| 346 | }
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| 347 |
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| 348 | @Override
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| 349 | public void onStatusChanged(String provider, int status, Bundle extras) {
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| 350 | // TODO Auto-generated method stub
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| 351 | System.err.println("TipLocationListener::onStatusChanged()");
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| 352 |
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| 353 | }
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| 354 | }
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