/**
* Constructor with center position, and lat and lng span. Constructor used with MapView
* informations.
*
* @param center Center of bounds
* @param latSpan Span between SW and NE latitude
* @param lngSpan Span between SW and NE longitude
*/
public LatLngBounds(LatLng center, double latSpan, double lngSpan) {
mCenter = center;
calculateBounds(latSpan, lngSpan);
}
/**
* Constructor with center position, and lat and lng span. Constructor used with MapView
* informations.
*
* @param center Center of bounds
* @param latSpanE6 Span between SW and NE latitude, * 100.000
* @param lngSpanE6 Span between SW and NE longitude, * 100.000
*/
public LatLngBounds(GeoPoint center, int latSpanE6, int lngSpanE6) {
mCenter = new LatLng(center);
calculateBounds(latSpanE6, lngSpanE6);
}
/**
* Constructor with center position, and lat and lng span. Constructor used with MapView
* informations.
*
* @param center Center of bounds
* @param latSpanE6 Span between SW and NE latitude, * 100.000
* @param lngSpanE6 Span between SW and NE longitude, * 100.000
*/
public LatLngBounds(LatLng center, int latSpanE6, int lngSpanE6) {
mCenter = center;
calculateBounds(latSpanE6, lngSpanE6);
}
/**
* Calculates LatLng SW and NE when center and latSpanE6 and lngSpanE6 are known.
*
* @param latSpanE6 Latitude span between SW lat and NE lat
* @param latSpanE6 Latitude span between SW lng and NE lng
*/
private void calculateBounds(int latSpanE6, int lngSpanE6) {
double deltaLat = (((double) latSpanE6) / 1000000) / 2;
double deltaLng = (((double) lngSpanE6) / 1000000) / 2;
calculateBounds(deltaLat, deltaLng);
}
