com.drew.lang.GeoLocation Java Examples

/**
 * Parses various tags in an attempt to obtain a single object representing the latitude and longitude
 * at which this image was captured.
 *
 * @return The geographical location of this image, if possible, otherwise null
 */
@Nullable
public GeoLocation getGeoLocation()
{
    Rational[] latitudes = getRationalArray(TAG_LATITUDE);
    Rational[] longitudes = getRationalArray(TAG_LONGITUDE);
    String latitudeRef = getString(TAG_LATITUDE_REF);
    String longitudeRef = getString(TAG_LONGITUDE_REF);

    // Make sure we have the required values
    if (latitudes == null || latitudes.length != 3)
        return null;
    if (longitudes == null || longitudes.length != 3)
        return null;
    if (latitudeRef == null || longitudeRef == null)
        return null;

    Double lat = GeoLocation.degreesMinutesSecondsToDecimal(latitudes[0], latitudes[1], latitudes[2], latitudeRef.equalsIgnoreCase("S"));
    Double lon = GeoLocation.degreesMinutesSecondsToDecimal(longitudes[0], longitudes[1], longitudes[2], longitudeRef.equalsIgnoreCase("W"));

    // This can return null, in cases where the conversion was not possible
    if (lat == null || lon == null)
        return null;

    return new GeoLocation(lat, lon);
}
 

public MediaDetailsMap<String, String> getMainDetails(Context context, Media m) {
    MediaDetailsMap<String, String> details = new MediaDetailsMap<>();
    details.put(context.getString(R.string.path), m.getDisplayPath());
    details.put(context.getString(R.string.type), m.getMimeType());
    if (m.getSize() != -1)
        details.put(context.getString(R.string.size), StringUtils.humanReadableByteCount(m.getSize(), true));
    // TODO should i add this always?
    details.put(context.getString(R.string.orientation), m.getOrientation() + "");
    MetaDataItem metadata = MetaDataItem.getMetadata(context, m.getUri());
    details.put(context.getString(R.string.resolution), metadata.getResolution());
    details.put(context.getString(R.string.date), SimpleDateFormat.getDateTimeInstance().format(new Date(m.getDateModified())));
    Date dateOriginal = metadata.getDateOriginal();
    if (dateOriginal != null)
        details.put(context.getString(R.string.date_taken), SimpleDateFormat.getDateTimeInstance().format(dateOriginal));

    String tmp;
    if ((tmp = metadata.getCameraInfo()) != null)
        details.put(context.getString(R.string.camera), tmp);
    if ((tmp = metadata.getExifInfo()) != null)
        details.put(context.getString(R.string.exif), tmp);
    GeoLocation location;
    if ((location = metadata.getLocation()) != null)
        details.put(context.getString(R.string.location), location.toDMSString());


    return details;
}
 

@Nullable
private String getGeoLocationDimension(int tagValue, int tagRef, String positiveRef)
{
    Rational[] values = _directory.getRationalArray(tagValue);
    String ref = _directory.getString(tagRef);

    if (values == null || values.length != 3 || ref == null)
        return null;

    Double dec = GeoLocation.degreesMinutesSecondsToDecimal(
        values[0], values[1], values[2], ref.equalsIgnoreCase(positiveRef));

    return dec == null ? null : GeoLocation.decimalToDegreesMinutesSecondsString(dec);
}
 

@Test
public void testGeoLocation() throws IOException, MetadataException
{
    Metadata metadata = ExifReaderTest.processBytes("Tests/Data/withExifAndIptc.jpg.app1.0");

    GpsDirectory gpsDirectory = metadata.getFirstDirectoryOfType(GpsDirectory.class);
    assertNotNull(gpsDirectory);
    GeoLocation geoLocation = gpsDirectory.getGeoLocation();
    assertEquals(54.989666666666665, geoLocation.getLatitude(), 0.001);
    assertEquals(-1.9141666666666666, geoLocation.getLongitude(), 0.001);
}
 

public GeoLocation getLocation() {
    return location;
}
 

@Deprecated
public GeoLocation getGeoLocation() {
    return /*metadata != null ? metadata.getLocation() :*/ null;
}
 

public static AlertDialog getDetailsDialog(final ThemedActivity activity, final Media f) {
    AlertDialog.Builder detailsDialogBuilder = new AlertDialog.Builder(activity, activity.getDialogStyle());
    MetadataHelper mdhelper = new MetadataHelper();
    MediaDetailsMap<String, String> mainDetails = mdhelper.getMainDetails(activity, f);
    final View dialogLayout = activity.getLayoutInflater().inflate(com.alienpants.leafpicrevived.R.layout.dialog_media_detail, null);
    ImageView imgMap = dialogLayout.findViewById(R.id.photo_map);
    dialogLayout.findViewById(com.alienpants.leafpicrevived.R.id.details_title).setBackgroundColor(activity.getPrimaryColor());
    ((CardView) dialogLayout.findViewById(com.alienpants.leafpicrevived.R.id.photo_details_card)).setCardBackgroundColor(activity.getCardBackgroundColor());

    final GeoLocation location;
    if ((location = f.getGeoLocation()) != null) {

        StaticMapProvider staticMapProvider = StaticMapProvider.fromValue(
                Hawk.get(activity.getString(R.string.preference_map_provider), StaticMapProvider.GOOGLE_MAPS.getValue()));

        Glide.with(activity.getApplicationContext())
                .load(staticMapProvider.getUrl(location))
                .into(imgMap);

        imgMap.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
                try {
                    activity.startActivity(new Intent(Intent.ACTION_VIEW,
                            Uri.parse(String.format(Locale.ENGLISH, "geo:%f,%f?z=%d", location.getLatitude(), location.getLongitude(), 17))));
                } catch (ActivityNotFoundException e) {
                    Toast.makeText(activity, R.string.no_app_to_perform, Toast.LENGTH_SHORT).show();
                }

            }
        });

        imgMap.setVisibility(View.VISIBLE);
        dialogLayout.findViewById(com.alienpants.leafpicrevived.R.id.details_title).setVisibility(View.GONE);

    } else imgMap.setVisibility(View.GONE);

    final TextView showMoreText = dialogLayout.findViewById(R.id.details_showmore);
    showMoreText.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            showMoreDetails(dialogLayout, activity, f);
            showMoreText.setVisibility(View.GONE);
        }
    });

    detailsDialogBuilder.setView(dialogLayout);
    loadDetails(dialogLayout, activity, mainDetails);
    return detailsDialogBuilder.create();
}
 

public static Location of(GeoLocation geoLocation) {
  return of((float) geoLocation.getLatitude(), (float) geoLocation.getLongitude());
}
 

@Nullable
public String getGpsLatitudeDescription()
{
    GeoLocation location = _directory.getGeoLocation();
    return location == null ? null : GeoLocation.decimalToDegreesMinutesSecondsString(location.getLatitude());
}
 

@Nullable
public String getGpsLongitudeDescription()
{
    GeoLocation location = _directory.getGeoLocation();
    return location == null ? null : GeoLocation.decimalToDegreesMinutesSecondsString(location.getLongitude());
}
 

@Nullable
public String getDegreesMinutesSecondsDescription()
{
    GeoLocation location = _directory.getGeoLocation();
    return location == null ? null : location.toDMSString();
}
 

public PhotoLocation(final GeoLocation location, final File file)
{
    this.location = location;
    this.file = file;
}