20 |
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|
21 |
Location savedLocation = null; |
Location savedLocation = null; |
22 |
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23 |
|
boolean isSearching = false; |
24 |
boolean hasGps; |
boolean hasGps; |
25 |
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26 |
public LocationLookup(Context c, Handler h) { |
public LocationLookup(Context c, Handler h) { |
27 |
cntx = c; |
cntx = c; |
28 |
hndl = h; |
hndl = h; |
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|
29 |
} |
} |
30 |
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public void abortLocationListener() { |
|
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locManager.removeUpdates(this); |
|
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} |
|
31 |
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32 |
public boolean hasLocation() { |
public boolean hasLocation() { |
33 |
return savedLocation != null; |
return savedLocation != null; |
39 |
} |
} |
40 |
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|
41 |
public void locateStations() { |
public void locateStations() { |
42 |
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|
43 |
|
isSearching = true; |
44 |
|
|
45 |
hasGps = false; |
hasGps = false; |
46 |
locManager = (LocationManager) cntx.getSystemService(Context.LOCATION_SERVICE); |
locManager = (LocationManager) cntx.getSystemService(Context.LOCATION_SERVICE); |
47 |
|
|
56 |
} |
} |
57 |
} else { |
} else { |
58 |
// message that no suitable provider was found |
// message that no suitable provider was found |
59 |
hndl.sendEmptyMessage(TrainInfoList.NOPROVIDER); |
hndl.sendEmptyMessage(StationList.NOPROVIDER); |
60 |
} |
} |
61 |
} |
} |
62 |
@Override |
@Override |
63 |
public void onLocationChanged(Location location) { |
public void onLocationChanged(Location location) { |
64 |
|
if (isSearching == false) |
65 |
|
return; |
66 |
|
|
67 |
Log.i("Location", "Got location fix " + location.getLatitude() + ", " + location.getLongitude() + " accuracy=" + location.getAccuracy() + " provider=" +location.getProvider()); |
Log.i("Location", "Got location fix " + location.getLatitude() + ", " + location.getLongitude() + " accuracy=" + location.getAccuracy() + " provider=" +location.getProvider()); |
68 |
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|
69 |
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|
70 |
if (savedLocation == null || location.getAccuracy() < savedLocation.getAccuracy()) |
if (savedLocation == null || location.getAccuracy() < savedLocation.getAccuracy()) |
71 |
savedLocation = new Location(location); //save a copy |
savedLocation = new Location(location); //save a copy |
73 |
if (hasGps) { |
if (hasGps) { |
74 |
if (!location.getProvider().equals("gps")) { |
if (!location.getProvider().equals("gps")) { |
75 |
return; // at least give the gps a chance |
return; // at least give the gps a chance |
76 |
} else if (location.getAccuracy() > 100) { |
} else if (location.getAccuracy() > 128) { |
77 |
return; //if we have a gps provider lets wait for a more precise fix |
return; //if we have a gps provider lets wait for a more precise fix |
78 |
} |
} |
79 |
|
|
80 |
} |
} |
81 |
|
stopSearch(); |
82 |
locManager.removeUpdates(this); |
hndl.sendEmptyMessage(StationList.GOTLOCATION); |
83 |
hndl.sendEmptyMessage(TrainInfoList.GOTLOCATION); |
} |
84 |
|
|
85 |
|
public void stopSearch() |
86 |
|
{ |
87 |
|
if (isSearching) { |
88 |
|
isSearching = false; |
89 |
|
locManager.removeUpdates(this); |
90 |
|
} |
91 |
} |
} |
|
/* |
|
|
|
|
|
public void findNearestStations(Location location) { |
|
|
provider.lookupStations(location); |
|
|
|
|
|
if ( provider.getStations().size() > 0) |
|
|
hndl.sendEmptyMessage(TrainInfoList.GOTSTATIONLIST); |
|
|
else |
|
|
hndl.sendEmptyMessage(TrainInfoList.LOOKUPSTATIONFAILED); |
|
|
}*/ |
|
92 |
|
|
93 |
|
|
94 |
@Override |
@Override |