/**
* Previous path GeoPoint was off screen and the next one will be to or the first on screen when
* the path reaches the projection.
*
* @return
*/
private boolean moveOffscreenWaypoint(int flexStepsize) {
while (mWaypointsCursor.move(flexStepsize)) {
if (mWaypointsCursor.isLast()) {
return true;
}
GeoPoint evalPoint = extractGeoPoint();
// Do no include log wrong 0.0 lat 0.0 long, skip to next value in while-loop
if (evalPoint.getLatitudeE6() == 0 || evalPoint.getLongitudeE6() == 0) {
continue;
}
// Log.d( TAG, String.format( "Evaluate point number %d ",
// mWaypointsCursor.getPosition() ) );
if (possibleScreenPass(mPrevGeoPoint, evalPoint)) {
mPrevGeoPoint = evalPoint;
if (flexStepsize == 1) // Just stumbled over a border
{
return true;
} else {
mWaypointsCursor.move(-1 * flexStepsize); // Take 1 step back
return moveOffscreenWaypoint(flexStepsize / 2); // Continue at halve accelerated speed
}
} else {
moveToGeoPoint(evalPoint);
mPrevGeoPoint = evalPoint;
}
}
return mWaypointsCursor.moveToLast();
}
/**
* React to tap events on Map by showing an appropriate detail activity
*
* @see com.google.android.maps.ItemizedOverlay#onTap(com.google.android.maps.GeoPoint,
* com.google.android.maps.MapView)
*/
@Override
public boolean onTap(GeoPoint p, MapView mvMap1) {
long lat = p.getLatitudeE6();
long lon = p.getLongitudeE6();
long rowid = -1;
JobsCursor c = db.getJobs(JobsCursor.SortBy.title);
for (int i = 0; i < c.getCount(); i++) {
if (Math.abs(c.getColLatitude() - lat) < 1000
&& Math.abs(c.getColLongitude() - lon) < 1000) {
rowid = c.getColJobsId();
break;
} else {
c.moveToNext();
}
}
if (0 > rowid) {
return false;
}
Bundle b = new Bundle();
b.putLong("_id", rowid);
Intent i = new Intent(MicroJobs.this, MicroJobsDetail.class);
i.putExtras(b);
startActivity(i);
return true;
}
private boolean isOnScreen(GeoPoint eval) {
boolean under = this.mTopLeft.getLatitudeE6() > eval.getLatitudeE6();
boolean above = this.mBottumRight.getLatitudeE6() < eval.getLatitudeE6();
boolean right = this.mTopLeft.getLongitudeE6() < eval.getLongitudeE6();
boolean left = this.mBottumRight.getLongitudeE6() > eval.getLongitudeE6();
return under && above && right && left;
}
private String translatePointToAddress(GeoPoint point) {
String defaultString = "No address found.";
Geocoder geoCoder = new Geocoder(getContext(), Locale.getDefault());
// Attempt to get address(es)
List<Address> addresses;
try {
addresses =
geoCoder.getFromLocation(point.getLatitudeE6() / 1E6, point.getLongitudeE6() / 1E6, 1);
} catch (IOException exception) {
// Return default if an error occurred
exception.printStackTrace();
return defaultString;
}
// Return default if nothing found
if (addresses.size() <= 0) {
return defaultString;
}
// Construct address string
String addressString = "";
for (int i = 0; i < addresses.get(0).getMaxAddressLineIndex(); i++) {
addressString += addresses.get(0).getAddressLine(i) + "\n";
}
return addressString;
}
/**
* using the users lat/lon saves car location to lat/lon files and passes that geopoint info to
* setCar also writes address to notes
*
* @author ricky barrette 3-31-2010
* @author WWPowers 3-31-2010
*/
private void markCar() {
// removed old parking timer
// ParkingTimerDialog.stopTimer(this);
GeoPoint user = mMap.getUserLocation();
/*
* if the user location is not null then save car lat and lon to files
* pass geopoint info to set car, which will setup and show the car
* overlay get address info and add it to the notes file
*
* else inform user that they dont have a gps signal
*/
if (user != null) {
mSettings
.edit()
.putInt(Settings.LAT, user.getLatitudeE6())
.putInt(Settings.LON, user.getLongitudeE6())
.commit();
setCar(user);
mListener.onCarMarked(user);
} else {
Toast.makeText(getActivity(), R.string.no_gps_signal, Toast.LENGTH_LONG).show();
}
}
@Override
public void draw(Canvas canvas, MapView mapView, boolean shadow) {
super.draw(canvas, mapView, shadow);
Projection projection = mapView.getProjection();
int latSpan = mapView.getLatitudeSpan();
int lngSpan = mapView.getLongitudeSpan();
GeoPoint mapCenter = mapView.getMapCenter();
int mapLeftGeo = mapCenter.getLongitudeE6() - (lngSpan / 2);
int mapRightGeo = mapCenter.getLongitudeE6() + (lngSpan / 2);
int mapTopGeo = mapCenter.getLatitudeE6() - (latSpan / 2);
int mapBottomGeo = mapCenter.getLatitudeE6() + (latSpan / 2);
GeoPoint geoPoint = this.getSampleLocation();
if ((geoPoint.getLatitudeE6() > mapTopGeo && geoPoint.getLatitudeE6() < mapBottomGeo)
&& (geoPoint.getLongitudeE6() > mapLeftGeo && geoPoint.getLongitudeE6() < mapRightGeo)) {
Point myPoint = new Point();
projection.toPixels(geoPoint, myPoint);
Bitmap marker =
BitmapFactory.decodeResource(mapView.getContext().getResources(), R.drawable.markerblue);
canvas.drawBitmap(marker, myPoint.x - 15, myPoint.y - 30, null);
}
}
private void setZoomLevel() {
Object[] keys = map.keySet().toArray();
OverlayItem item;
if (keys.length > 1) {
int minLatitude = Integer.MAX_VALUE;
int maxLatitude = Integer.MIN_VALUE;
int minLongitude = Integer.MAX_VALUE;
int maxLongitude = Integer.MIN_VALUE;
for (Object key : keys) {
item = map.get((String) key);
GeoPoint p = item.getPoint();
int lati = p.getLatitudeE6();
int lon = p.getLongitudeE6();
maxLatitude = Math.max(lati, maxLatitude);
minLatitude = Math.min(lati, minLatitude);
maxLongitude = Math.max(lon, maxLongitude);
minLongitude = Math.min(lon, minLongitude);
}
mapController.zoomToSpan(
Math.abs(maxLatitude - minLatitude), Math.abs(maxLongitude - minLongitude));
mapController.animateTo(
new GeoPoint((maxLatitude + minLatitude) / 2, (maxLongitude + minLongitude) / 2));
} else {
String key = (String) keys[0];
item = map.get(key);
mapController.animateTo(item.getPoint());
while (mapController.zoomIn()) {}
mapController.zoomOut();
}
}
public double calculationByDistance(GeoPoint gpOrigem, GeoPoint gpDestino) {
int Radius = 6371; // radius of earth in Km
double c = 0f;
if (gpOrigem != null && gpDestino != null) {
double lat1 = gpOrigem.getLatitudeE6() / 1E6;
double lat2 = gpDestino.getLatitudeE6() / 1E6;
double lon1 = gpOrigem.getLongitudeE6() / 1E6;
double lon2 = gpDestino.getLongitudeE6() / 1E6;
double dLat = Math.toRadians(lat2 - lat1);
double dLon = Math.toRadians(lon2 - lon1);
double a =
Math.sin(dLat / 2) * Math.sin(dLat / 2)
+ Math.cos(Math.toRadians(lat1))
* Math.cos(Math.toRadians(lat2))
* Math.sin(dLon / 2)
* Math.sin(dLon / 2);
c = 2 * Math.asin(Math.sqrt(a));
double valueResult = Radius * c;
double km = valueResult / 1;
DecimalFormat newFormat = new DecimalFormat("####");
Integer kmInDec = Integer.valueOf(newFormat.format(km));
double meter = valueResult % 1000;
double meterInDec = Integer.valueOf(newFormat.format(meter));
Log.i("Radius Value", "" + valueResult + " KM " + kmInDec + " Meter " + meterInDec);
}
return Radius * c;
}
/**
* Method that generates POIs with red markers and random geoposition
*
* @param context
* @return array list of POIs
*/
public ArrayList<ExamplePoiModel> getRedArray(Context context) {
Random randomObject = new Random();
ArrayList<ExamplePoiModel> poisArray = new ArrayList<ExamplePoiModel>();
ExamplePoiModel poiObject;
for (int i = 0; i < NUM_POIS / 2; i++) {
int latE6 = (int) ((randomObject.nextFloat() * GEO_MAX * 2) - GEO_MAX);
int lonE6 = (int) ((randomObject.nextFloat() * GEO_MAX * 2) - GEO_MAX);
GeoPoint randomGeoPoint = new GeoPoint(latE6, lonE6);
Drawable customMarker = context.getResources().getDrawable(R.drawable.poi_red);
customMarker.setBounds(
0, 0, customMarker.getIntrinsicWidth(), customMarker.getIntrinsicHeight());
poiObject = new ExamplePoiModel();
poiObject.setGeoPoint(randomGeoPoint);
poiObject.setMarkerDrawable(customMarker);
poiObject.setTitle("Red #" + i);
poiObject.setSnippet(
"Position: "
+ randomGeoPoint.getLatitudeE6() / 1E6
+ ", "
+ randomGeoPoint.getLongitudeE6() / 1E6);
poisArray.add(poiObject);
}
return poisArray;
}
public static final boolean isOnCircle(GeoPoint obj, GeoPoint center, float radius) {
return isOnCircle(
obj.getLatitudeE6(),
obj.getLongitudeE6(),
center.getLatitudeE6(),
center.getLongitudeE6(),
radius * 8.3);
}
@Override
public void locationChanged(GeoPoint p) {
((TextView) findViewById(R.id.CoordText))
.setText(
(p == null
? "No location found."
: "( " + p.getLatitudeE6() + ", " + p.getLongitudeE6() + " )"));
}
public Point getPoint(GeoPoint geoPoint) {
double x = MITMapView.computeGoogleX(geoPoint.getLongitudeE6(), mZoom);
double y = MITMapView.computeGoogleY(geoPoint.getLatitudeE6(), mZoom);
int pixelX = (int) Math.round((x - mLeftCol) * MITMapView.IMAGE_TILE_SIZE) - mLeftOffset;
int pixelY = (int) Math.round((y - mTopRow) * MITMapView.IMAGE_TILE_SIZE) - mTopOffset;
return new Point(pixelX, pixelY);
}
public MapCanvasDrawer(int width, int height, GeoPoint geoPoint, int zoom) {
initCanvasBitmap(width, height);
mZoom = zoom;
double centerY = MITMapView.computeGoogleY(geoPoint.getLatitudeE6(), mZoom);
double centerX = MITMapView.computeGoogleX(geoPoint.getLongitudeE6(), mZoom);
initTileCoordinates(centerX, centerY, width, height);
}
public static final float getSpotAngle(Context _context, GeoPoint p, Location _me) {
Location location = new Location("LOCATION_SERVICE");
try {
location.setLatitude(p.getLatitudeE6());
location.setLongitude(p.getLatitudeE6());
} catch (Exception e) {
}
return _me.bearingTo(location);
}
public void writeToParcel(Parcel parcel, int flags) {
parcel.writeLong(mId);
mBitmap.writeToParcel(parcel, 0);
parcel.writeInt(mLocation.getLatitudeE6());
parcel.writeInt(mLocation.getLongitudeE6());
parcel.writeString(mTitle);
parcel.writeString(mOwner);
parcel.writeString(mThumbUrl);
parcel.writeString(mOwnerUrl);
parcel.writeString(mPhotoUrl);
}
public GeoPoint min() {
int minLat = Integer.MAX_VALUE;
int minLon = Integer.MAX_VALUE;
for (GeoPoint item : points) {
int lat = item.getLatitudeE6();
int lon = item.getLongitudeE6();
minLat = Math.min(lat, minLat);
minLon = Math.min(lon, minLon);
}
return new GeoPoint(minLat, minLon);
}
@Override
public void onChange(
MapView view, GeoPoint newCenter, GeoPoint oldCenter, int newZoom, int oldZoom) {
// Check values
if ((!newCenter.equals(oldCenter)) && (newZoom != oldZoom)) {
mHandler.post(mOnMapZoomPan);
} else if (!newCenter.equals(oldCenter)) {
mHandler.post(mOnMapPan);
} else if (newZoom != oldZoom) {
mHandler.post(mOnMapZoom);
}
}
@Override
protected boolean onTap(int i) {
GeoPoint gpoint = myOverlays.get(i).getPoint();
double lat = gpoint.getLatitudeE6() / 1e6;
double lon = gpoint.getLongitudeE6() / 1e6;
String toast = "Title: " + myOverlays.get(i).getTitle();
toast += "\nText: " + myOverlays.get(i).getSnippet();
toast += "\nSymbol coordinates: Lat = " + lat + " Lon = " + lon + " (microdegrees)";
Toast.makeText(context, toast, Toast.LENGTH_LONG).show();
showDialog();
return (true);
}
public GeoPoint max() {
int maxLat = Integer.MIN_VALUE;
int maxLon = Integer.MIN_VALUE;
for (GeoPoint item : points) {
int lat = item.getLatitudeE6();
int lon = item.getLongitudeE6();
maxLat = Math.max(lat, maxLat);
maxLon = Math.max(lon, maxLon);
}
return new GeoPoint(maxLat, maxLon);
}
public double distanceBetween(GeoPoint start, Location end) {
double sLat = start.getLatitudeE6() / 1E6;
double sLong = start.getLongitudeE6() / 1E6;
// double eLat = end.getLatitudeE6() / 1E6;
// double eLong = end.getLongitudeE6() / 1E6;
Location l1 = new Location("Loc8");
l1.setLatitude(sLat);
l1.setLongitude(sLong);
// Location l2 = new Location("Loc8");
// l2.setLatitude(eLat);
// l2.setLongitude(eLong);
return l1.distanceTo(end);
}
public void testParsePlacemarkPoint() {
String xmlBody =
"<kml xmlns=\"http://www.opengis.net/kml/2.2\" xmlns:gx=\"http://www.google.com/kml/ext/2.2\" xmlns:kml=\"http://www.opengis.net/kml/2.2\" xmlns:atom=\"http://www.w3.org/2005/Atom\">\r\n"
+ ""
+ " <Placemark>\r\n"
+ " <name>PunktReception</name>\r\n"
+ " <LookAt>\r\n"
+ " <longitude>15.00000033315315</longitude>\r\n"
+ " <latitude>61.99999830712358</latitude>\r\n"
+ " <altitude>0</altitude>\r\n"
+ " <heading>2.941567373323467e-007</heading>\r\n"
+ " <tilt>0</tilt>\r\n"
+ " <range>11003036.41038311</range>\r\n"
+ " <gx:altitudeMode>relativeToSeaFloor</gx:altitudeMode>\r\n"
+ " </LookAt>\r\n"
+ " <styleUrl>#m_ylw-pushpin</styleUrl>\r\n"
+ " <Point>\r\n"
+ " <coordinates>15.00000033315315,61.99999830712357,0</coordinates>\r\n"
+ " </Point>\r\n"
+ " </Placemark>\r\n"
+ "";
KMLparser kmlParser = new KMLparser(true);
try {
parser.setInput(new StringReader(xmlBody));
int eventType = parser.getEventType();
while (eventType != XmlPullParser.START_TAG) {
eventType = parser.next();
}
assertTrue("kml".equalsIgnoreCase(parser.getName()));
eventType = parser.next();
while (eventType != XmlPullParser.START_TAG) {
eventType = parser.next();
}
assertTrue("getName() = " + parser.getName(), "Placemark".equalsIgnoreCase(parser.getName()));
eventType = parser.next();
Placemark pm = kmlParser.parsePlacemark(parser);
assertNotNull(pm);
assertTrue("PunktReception".equals(pm.getName()));
Iterator<GeoPoint> e = pm.getCoords();
assertTrue(e.hasNext());
GeoPoint c = e.next();
assertNotNull(c);
assertTrue(Math.abs(c.getLatitudeE6() - 62 * 1E6) < 1E5);
assertTrue((c.getLongitudeE6() - 15 * 1E6) < 1E5);
assertFalse(e.hasNext());
} catch (Exception e) {
fail();
}
}
/** Getting Latitude and Longitude on Touch event * */
@Override
public boolean onTouchEvent(MotionEvent event, MapView mapView) {
if (event.getAction() == 1) {
GeoPoint geopoint =
mapView.getProjection().fromPixels((int) event.getX(), (int) event.getY());
// latitude
double lat = geopoint.getLatitudeE6() / 1E6;
// longitude
double lon = geopoint.getLongitudeE6() / 1E6;
Toast.makeText(context, "Lat: " + lat + ", Lon: " + lon, Toast.LENGTH_SHORT).show();
}
return false;
}
@Override
public boolean onTap(GeoPoint p, MapView mapView) {
Dialog dialogInstance =
new MapAlertDialog(
mContext,
GeoPointUtils.getDegrees(p.getLatitudeE6()),
GeoPointUtils.getDegrees(p.getLongitudeE6()));
dialogInstance.show();
dialogInstance.setCancelable(true);
dialogInstance.setCanceledOnTouchOutside(true);
return true;
}
/**
* Calculates in which segment opposited to the projecting a geo point resides
*
* @param p1
* @return
*/
private int toSegment(GeoPoint p1) {
// Log.d( TAG, String.format( "Comparing %s to points TL %s and BR %s", p1, mTopLeft,
// mBottumRight ));
int nr;
if (p1.getLongitudeE6() < mGeoTopLeft.getLongitudeE6()) // left
{
nr = 1;
} else if (p1.getLongitudeE6() > mGeoBottumRight.getLongitudeE6()) // right
{
nr = 3;
} else
// middle
{
nr = 2;
}
if (p1.getLatitudeE6() > mGeoTopLeft.getLatitudeE6()) // top
{
nr = nr + 0;
} else if (p1.getLatitudeE6() < mGeoBottumRight.getLatitudeE6()) // bottom
{
nr = nr + 6;
} else
// middle
{
nr = nr + 3;
}
return nr;
}
@Override
public boolean onTouchEvent(MotionEvent e, MapView mapView) {
if (e.getAction() == MotionEvent.ACTION_DOWN) {
switch (mode) {
case SEARCH_NEARBY_CURRENT_LOCATION:
if (products == null || products.size() == 0) {
return false;
}
GeoPoint touchPoint = mapView.getProjection().fromPixels((int) e.getX(), (int) e.getY());
double minDistance = Double.MAX_VALUE;
int index = 0;
int touchIndex = 0;
for (ProductInfo productInfo : products) {
double distance =
Math.sqrt(
Math.pow(touchPoint.getLatitudeE6() - productInfo.lat * 1E6, 2)
+ Math.pow(touchPoint.getLongitudeE6() - productInfo.lng * 1E6, 2));
if (distance < minDistance) {
minDistance = distance;
touchIndex = index;
}
index++;
}
Intent intent = new Intent(context, ViewProductActivity.class);
intent.putExtra(Global.PRODUCT_INFO, products.get(touchIndex));
context.startActivity(intent);
return true;
case SEARCH_NEARBY_LOCATION:
radius = NO_RADIUS;
center =
mapView
.getProjection()
.fromPixels(
(int) e.getX() - OVERLAY_WIDTH / 2, (int) e.getY() - OVERLAY_WIDTH / 2);
mapView.invalidate();
break;
default:
break;
}
}
return false;
}
/** Returns the building associated with the GeoPoint */
public static Building getBuilding(GeoPoint point, Context context) {
Building build = null;
SQLiteDatabase db = new FINDatabase(context).getReadableDatabase();
Cursor cursor =
db.query(
"buildings",
null,
"latitude = '"
+ point.getLatitudeE6()
+ "' AND longitude = '"
+ point.getLongitudeE6()
+ "' AND deleted = 0",
null,
null,
null,
null);
if (cursor.getCount() > 0) {
cursor.moveToFirst();
int bid = cursor.getInt(cursor.getColumnIndex("bid"));
String name = cursor.getString(cursor.getColumnIndex("name"));
cursor =
db.query(
"floors", null, "bid = " + bid + " AND deleted = 0", null, null, null, "fnum DESC");
cursor.moveToFirst();
int count = cursor.getCount();
int[] fids = new int[count];
String[] names = new String[count];
for (int i = 0; i < count; i++) {
fids[i] = cursor.getInt(cursor.getColumnIndex("fid"));
names[i] = cursor.getString(cursor.getColumnIndex("name"));
cursor.moveToNext();
}
build = new Building(bid, name, fids, names);
}
cursor.close();
db.close();
return build;
}
public static int updatePoint(
ContentResolver provider,
Uri contentUri,
long id,
String latKeyE6,
String longKeyE6,
GeoPoint point) {
Uri uri = ContentUris.withAppendedId(contentUri, id);
ContentValues values = new ContentValues();
values.put(latKeyE6, point.getLatitudeE6());
values.put(longKeyE6, point.getLongitudeE6());
return provider.update(uri, values, null, null);
}
public static final double gp2m(GeoPoint StartP, GeoPoint EndP) {
double lat1 = StartP.getLatitudeE6() / 1E6;
double lat2 = EndP.getLatitudeE6() / 1E6;
double lon1 = StartP.getLongitudeE6() / 1E6;
double lon2 = EndP.getLongitudeE6() / 1E6;
double dLat = Math.toRadians(lat2 - lat1);
double dLon = Math.toRadians(lon2 - lon1);
double a =
Math.sin(dLat / 2) * Math.sin(dLat / 2)
+ Math.cos(Math.toRadians(lat1))
* Math.cos(Math.toRadians(lat2))
* Math.sin(dLon / 2)
* Math.sin(dLon / 2);
double c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
return 6378140 * c;
}
/** Either the Path or the Dots are calculated based on he current track coloring method */
private synchronized void calculateTrackAsync() {
GeoPoint oldTopLeft = mGeoTopLeft;
GeoPoint oldBottumRight = mGeoBottumRight;
mGeoTopLeft = mProjection.fromPixels(0, 0);
mGeoBottumRight = mProjection.fromPixels(mWidth, mHeight);
if (mRequeryFlag
|| oldTopLeft == null
|| oldBottumRight == null
|| mGeoTopLeft.getLatitudeE6() / 100 != oldTopLeft.getLatitudeE6() / 100
|| mGeoTopLeft.getLongitudeE6() / 100 != oldTopLeft.getLongitudeE6() / 100
|| mGeoBottumRight.getLatitudeE6() / 100 != oldBottumRight.getLatitudeE6() / 100
|| mGeoBottumRight.getLongitudeE6() / 100 != oldBottumRight.getLongitudeE6() / 100) {
calculateStepSize();
mScreenPoint.x = -1;
mScreenPoint.y = -1;
this.mPrevDrawnScreenPoint.x = -1;
this.mPrevDrawnScreenPoint.y = -1;
switch (mTrackColoringMethod) {
case (DRAW_CALCULATED):
case (DRAW_MEASURED):
case (DRAW_RED):
case (DRAW_GREEN):
calculatePath();
synchronized (mPath) // Switch the fresh path with the old Path object
{
Path oldPath = mPath;
mPath = mPathCalculation;
mPathCalculation = oldPath;
}
break;
case (DRAW_DOTS):
calculateDots();
synchronized (mDotPath) // Switch the fresh path with the old Path object
{
Vector<DotVO> oldDotPath = mDotPath;
mDotPath = mDotPathCalculation;
mDotPathCalculation = oldDotPath;
}
break;
}
mLoggerMap.onDateOverlayChanged();
}
}
private Route directions(final GeoPoint start, final GeoPoint dest) {
Parser parser;
String jsonURL = "http://maps.google.com/maps/api/directions/json?";
final StringBuffer sBuf = new StringBuffer(jsonURL);
sBuf.append("origin=");
sBuf.append(start.getLatitudeE6() / 1E6);
sBuf.append(',');
sBuf.append(start.getLongitudeE6() / 1E6);
sBuf.append("&destination=");
sBuf.append(dest.getLatitudeE6() / 1E6);
sBuf.append(',');
sBuf.append(dest.getLongitudeE6() / 1E6);
sBuf.append("&sensor=true&mode=driving");
parser = new GoogleParser(sBuf.toString());
Route r = parser.parse();
return r;
}
