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Java Source Code
package org.osmdroid.bonuspack.routing;
/*www.java2s.com*/import java.util.ArrayList;
import org.osmdroid.bonuspack.overlays.Polyline;
import org.osmdroid.util.GeoPoint;
import android.content.Context;
/**
* Generic class to get a route between a start and a destination point,
* going through a list of waypoints.
* @see MapQuestRoadManager
* @see GoogleRoadManager
* @see OSRMRoadManager
*
* @author M.Kergall
*/publicabstractclass RoadManager {
protected String mOptions;
publicabstract Road getRoad(ArrayList<GeoPoint> waypoints);
public RoadManager(){
mOptions = "";
}
/**
* Add an option that will be used in the route request.
* Note that some options are set in the request in all cases.
* @param requestOption see provider documentation.
* Just one example: "routeType=bicycle" for MapQuest; "mode=bicycling" for Google.
*/publicvoid addRequestOption(String requestOption){
mOptions += "&" + requestOption;
}
/**
* @return the GeoPoint as a string, properly formatted: lat,lon
*/protected String geoPointAsString(GeoPoint p){
StringBuffer result = new StringBuffer();
double d = p.getLatitudeE6()*1E-6;
result.append(Double.toString(d));
d = p.getLongitudeE6()*1E-6;
result.append("," + Double.toString(d));
return result.toString();
}
/**
* Using the road high definition shape, builds and returns a Polyline.
* @param road
* @param color
* @param width
* @param context
*/publicstatic Polyline buildRoadOverlay(Road road, int color, float width, Context context){
Polyline roadOverlay = new Polyline(context);
roadOverlay.setColor(color);
roadOverlay.setWidth(width);
if (road != null) {
ArrayList<GeoPoint> polyline = road.mRouteHigh;
roadOverlay.setPoints(polyline);
}
return roadOverlay;
}
/**
* Builds an overlay for the road shape with a default (and nice!) color.
* @return route shape overlay
*/publicstatic Polyline buildRoadOverlay(Road road, Context context){
return buildRoadOverlay(road, 0x800000FF, 5.0f, context);
}
}