Here is my code !! i want to add overlay item in my current
location !! but seems a problem i cant can any one check what i have
to add to my code
package tryanabtry.opa;
import java.util.List;
import android.app.PendingIntent;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Point;
import android.graphics.drawable.Drawable;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.widget.TextView;
import android.widget.Toast;
import com.google.android.maps.GeoPoint;
import com.google.android.maps.MapActivity;
import com.google.android.maps.MapController;
import com.google.android.maps.MapView;
import com.google.android.maps.Overlay;
import com.google.android.maps.OverlayItem;
public class tryanabtry extends MapActivity
{
private MapView mapView;
private MapController mc;
int error=100;
GeoPoint p, p2, p3, p4,p5,p6,p7,p8,p9,p10,p11,p12,p13;
List<Overlay> mapOverlays;
Drawable drawable, drawable2 , drawable3,
drawable4,drawable6,drawable7,drawable8,drawable9,drawable10,drawable11,drawable12,drawable13,drawable5;
HelloItemizedOverlay itemizedOverlay, itemizedOverlay2 ,
itemizedOverlay3,
itemizedOverlay4,itemizedOverlay5,itemizedOverlay6,itemizedOverlay7,itemizedOverlay8,itemizedOverlay9,itemizedOverlay10,itemizedOverlay11,itemizedOverlay12,itemizedOverlay13;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
try{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
/* Use the LocationManager class to obtain GPS locations */
LocationManager mlocManager =
(LocationManager)getSystemService(Context.LOCATION_SERVICE);
LocationListener mlocListener = new MyLocationListener();
mlocManager.requestLocationUpdates( LocationManager.GPS_PROVIDER, 0,
0, mlocListener);
mapView = (MapView) findViewById(R.id.mapView);
// enable Street view by default
mapView.setStreetView(true);
// enable to show Satellite view
mapView.setSatellite(true);
// enable to show Traffic on map
// mapView.setTraffic(true);
mapView.setBuiltInZoomControls(true);
mc = mapView.getController();
//mapView.setStreetView(true);
//mapView.setSatellite(true);
mc.setZoom(12);
addOverLays();
}
catch(Exception e){
Log.d("eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee",e.getMessage());
}
}
///lat2=29.98763859272003;
//log2 = 31.44235074520111
public void addOverLays(){
String [] coordinates =
{"31.216487288475037","29.932637214660645" ,"30.084123015403748",
"51.5002" , "-0.1262","31.337149143218994"};
double lat = 29.98739718380868,lat2
=29.98763859272003,lat3=29.987574219703674,lat4=29.98718498160553;
double log = 31.442527770886084, log2 =
31.44235074520111,log3=31.44225418567575,log4=31.442527770996094;
p = new GeoPoint((int) (lat * 1E6), (int) (log * 1E6));
p2 = new GeoPoint( (int) (lat2 * 1e6), (int) (log2 * 1e6));
p3=new GeoPoint( (int) (lat3 * 1e6), (int) (log3 * 1e6));
p4=new GeoPoint( (int) (lat4 * 1e6), (int) (log4 * 1e6));
p5=new GeoPoint( (int) ((lat3+lat2)/2 * 1e6), (int) (log3 * 1e6));
p6=new GeoPoint( (int) ((lat3+lat4)/2 * 1e6), (int) (log3 * 1e6));
p7=new GeoPoint( (int) ((lat3+lat)/2 * 1e6), (int) (log3 * 1e6));
p8=new GeoPoint( (int) ((lat+lat2)/2 * 1e6), (int) (log3 * 1e6));
p9=new GeoPoint( (int) ((lat2+lat4)/2 * 1e6), (int) (log3 * 1e6));
// p10=new GeoPoint( (int) ((lat+lat3)/2 * 1e6), (int) (log3 *
1e6));
//p11=new GeoPoint( (int) ((lat3+lat2)/2 * 1e6), (int) (log3 *
1e6));
// Location loc = null;
//p4 = new GeoPoint( (int) (loc.getLatitude() * 1E6),
// (int) (loc.getLongitude() * 1E6));
// p3=new GeoPoint( (int) (lat3 * 1e6), (int) (log3 * 1e6));
mapOverlays = mapView.getOverlays();
drawable = this.getResources().getDrawable(R.drawable.vitblue);
drawable2 = this.getResources().getDrawable(R.drawable.ballon);
drawable3 =
this.getResources().getDrawable(R.drawable.blackaaaaa);
drawable4 = this.getResources().getDrawable(R.drawable.vitblue);
itemizedOverlay = new HelloItemizedOverlay(drawable,this);
itemizedOverlay2 = new
HelloItemizedOverlay(drawable2,this);
itemizedOverlay3 = new HelloItemizedOverlay(drawable3,this);
itemizedOverlay4 = new HelloItemizedOverlay(drawable4,this);
OverlayItem overlayitem = new OverlayItem(p, "Cairo", " over1");
OverlayItem over2 = new OverlayItem(p2, "ulm", "over2");
OverlayItem over3 = new OverlayItem(p3, "offff", "over3");
OverlayItem over4 = new OverlayItem(p4, "offff", "over4");
itemizedOverlay.addOverlay(overlayitem);
mapOverlays.add(itemizedOverlay);
itemizedOverlay2.addOverlay(over2);
mapOverlays.add(itemizedOverlay2);
itemizedOverlay3.addOverlay(over3);
mapOverlays.add(itemizedOverlay3);
itemizedOverlay4.addOverlay(over4);
mapOverlays.add(itemizedOverlay4);
mc.setZoom(17);
}
/* Class My Location Listener */
public class MyLocationListener implements LocationListener
{
@Override
public void onLocationChanged(Location loc)
{
GeoPoint point = new GeoPoint( (int) (loc.getLatitude() *
1E6),
(int) (loc.getLongitude() * 1E6));
//DoubletoString(loc.getLatitude());
//DoubletoString(loc.getLongitude());
///////////////////////////////////////////////////
// loc.getAccuracy();
////////////////////////////////////////////////////////////
String Text = "My current location is: " +
"Latitud ="+ loc.getLatitude() +
"Longitud =" + loc.getLongitude();
Toast.makeText( getApplicationContext(),
Text,
Toast.LENGTH_SHORT).show();
mc.animateTo(point);
if ((loc.getLatitude() * 1E6>=(p3.getLatitudeE6()-error))||
(loc.getLongitude() * 1E6 < (p3.getLatitudeE6()+error)))
{
mapView.getOverlays().remove(itemizedOverlay3);
mapView.invalidate();
}
///////////////if (point ==p){
///////////////mapView.getOverlays().remove(p);
////////////////// }
//mapView.getOverlays().remove(p);
}
private Resources getResources() {
// TODO Auto-generated method stub
return null;
}
private void DoubletoString(double latitude) {
// TODO Auto-generated method stub
}
public void onProviderDisabled(String provider)
{
Toast.makeText( getApplicationContext(),
"Gps Disabled",
Toast.LENGTH_SHORT ).show();
}
public void onProviderEnabled(String provider)
{
Toast.makeText( getApplicationContext(),
"Gps Enabled",
Toast.LENGTH_SHORT).show();
}
public void onStatusChanged(String provider, int status, Bundle
extras)
{
}
protected boolean isRouteDisplayed() {
return false;
}
}/* End of Class MyLocationListener */
@Override
protected boolean isRouteDisplayed() {
// TODO Auto-generated method stub
return false;
}
}
/* End of UseGps Activity*/
My HelloOverlay classs
package tryanabtry.opa;
import java.util.ArrayList;
import tryanabtry.opa.tryanabtry.MyLocationListener;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.Point;
import android.graphics.drawable.Drawable;
import android.util.Log;
import com.google.android.maps.GeoPoint;
import com.google.android.maps.ItemizedOverlay;
import com.google.android.maps.MapView;
import com.google.android.maps.Overlay;
import com.google.android.maps.OverlayItem;
import com.google.android.maps.Projection;
public class HelloItemizedOverlay extends ItemizedOverlay<OverlayItem>
{
private ArrayList<OverlayItem> mOverlays = new
ArrayList<OverlayItem>();
tryanabtry m = new tryanabtry();
public HelloItemizedOverlay(Drawable defaultMarker, tryanabtry n) {
super(boundCenterBottom(defaultMarker));
m = n;
}
@Override
protected OverlayItem createItem(int i) {
return mOverlays.get(i);
}
@Override
public int size() {
return mOverlays.size();
}
public void addOverlay(OverlayItem overlay) {
mOverlays.add(overlay);
populate();
}
// //////////
public void draw(android.graphics.Canvas canvas, MapView mapView,
boolean shadow) {
class MapOverlay extends Overlay {
private GeoPoint pointToDraw;
public void setPointToDraw(GeoPoint point) {
pointToDraw = point;
}
public GeoPoint getPointToDraw() {
return pointToDraw;
}
@Override
public boolean draw(Canvas canvas, MapView mapView,
boolean shadow,
long when) {
super.draw(canvas, mapView, shadow);
// convert point to pixels
Point screenPts = new Point();
mapView.getProjection().toPixels(pointToDraw,
screenPts);
// add marker
Bitmap bmp =
BitmapFactory.decodeResource(getResources(),
R.drawable.ballon);
canvas.drawBitmap(bmp, screenPts.x, screenPts.y
- 24, null); // 24
// is
// the
// height
// of
// image
return true;
}
private Resources getResources() {
// TODO Auto-generated method stub
return null;
}
}
GeoPoint p = new GeoPoint((int) (29.987574219703674 * 1E6),
(int) (31.44225418567575 * 1E6));
GeoPoint p2 = new GeoPoint((int) ( 29.98763859272003 * 1E6),
(int) (31.44235074520111 * 1E6));
GeoPoint p3 = new GeoPoint((int) (29.98718498160553* 1E6),
(int) (31.442527770996094 * 1E6));
GeoPoint p4= new GeoPoint((int) (29.98739718380868 * 1E6),
(int) (31.442527770886084 * 1E6));
// Let's assume you've assigned values to these two GeoPoints
now.
Projection projection = mapView.getProjection();
Point startingPoint = projection.toPixels(p, null);
Point startingPoint1 = projection.toPixels(p, null);
Point startingPoint2= projection.toPixels(p2, null);
Point endingPoint = projection.toPixels(p2, null);
Point endingPoint1 = projection.toPixels(p3, null);
Point endingPoint2= projection.toPixels(p4, null);
// Create the path containing the line between the two points.
Path path = new Path();
path.moveTo(startingPoint.x, startingPoint.y);
path.lineTo(endingPoint.x, endingPoint.y);
Path path1 = new Path();
path1.moveTo(startingPoint1.x, startingPoint1.y);
path1.lineTo(endingPoint1.x, endingPoint1.y);
Path path2 = new Path();
path2.moveTo(startingPoint2.x, startingPoint2.y);
path2.lineTo(endingPoint2.x, endingPoint2.y);
// Setup the paint. You'd probably do this outside of the draw()
method
// to be more efficient.
Paint paint = new Paint();
paint.setStyle(Paint.Style.STROKE);
paint.setColor(Color.RED);
Paint paint1 = new Paint();
paint1.setStyle(Paint.Style.STROKE);
paint1.setColor(Color.GREEN);
Paint paint2 = new Paint();
paint2.setStyle(Paint.Style.STROKE);
paint2.setColor(Color.YELLOW);
// Draw the path!
super.draw(canvas, mapView, shadow);
// el super de 3shnnn to addd koloooo overlay w path
canvas.drawPath(path, paint);
canvas.drawPath(path1, paint1);
canvas.drawPath(path2, paint2);
}
@Override
public boolean onTap(int i) {
try {
String s = mOverlays.get(0).getSnippet();
String[] infos = s.split(",");
Builder builder = new AlertDialog.Builder(m);
builder.setTitle("Information about: " + infos[0]);
builder.setIcon(m.getResources().getDrawable(
m.getResources().getIdentifier(mOverlays.get(0).getTitle(),
"drawable",
"net.learn2develop.GoogleMaps")));
builder.setMessage("age: " + infos[1] + "\njob: " +
infos[2]
+ "\ninstitute: " + infos[3]);
builder.setPositiveButton("ok", null);
builder.show();
}
catch (Exception e) {
Log.d("3'lt", "lihh ya wdi3", e);
}
return true;
}
}
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