Baidu map-follow-up Route Search

How to mark Route Search and routeoverlay

In actual development, we need to mark the optimal route

Case study: walking route from Tiananmen Square to Baidu Building

Main Code:

Import COM. baidu. mapapi. bmapmanager; import COM. baidu. mapapi. geopoint; import COM. baidu. mapapi. mkaddrinfo; import COM. baidu. mapapi. mkbuslineresult; import COM. baidu. mapapi. mkdrivingrouteresult; import COM. baidu. mapapi. mkgenerallistener; import COM. baidu. mapapi. mkplannode; import COM. baidu. mapapi. mkpoiresult; import COM. baidu. mapapi. mksearch; import COM. baidu. mapapi. mksearchlistener; import COM. baidu. mapapi. m Ksuggestionresult; import COM. baidu. mapapi. mktransitrouteresult; import COM. baidu. mapapi. mkwalkingrouteresult; import COM. baidu. mapapi. mapactivity; import COM. baidu. mapapi. mapview; import COM. baidu. mapapi. routeoverlay; import android. OS. bundle; import android. widget. toast; public class mainactivity extends mapactivity {// Add a control related to Baidu map private mapview; // the engine that loads the map private bmapmanager ;// Key Private string keystring = "8c426377b3526b6bf3672c9ba3bb544d1e8289cd"; // Private mksearch is used for location search, peripheral search, range search, bus search, driving and walking search; // define a start point, private mkplannode start; private mkplannode end; @ override public void oncreate (bundle savedinstancestate) {super. oncreate (savedinstancestate); setcontentview (R. layout. main); mapview = (mapview) This. findviewbyid (R. id. bmapview); bmapmanager = New bmapmanager (mainactivity. this); // The Key bmapmanager must be loaded. init (keystring, new mkgenerallistener () {public void ongetpermissionstate (INT arg0) {} public void ongetnetworkstate (INT arg0) {If (arg0 = 300) {toast. maketext (mainactivity. this, "The entered key is incorrect. Please verify it !! ", 1 ). show () ;}}); this. initmapactivity (bmapmanager); // The Query Class mksearch = new mksearch (); mksearch. init (bmapmanager, new mysearchlistener (); // create a coordinate for the start point: Start = new mkplannode (); start.pt = new geopoint (INT) (39.915*1e6 ), (INT) (116.404*1e6); End = new mkplannode (); end.pt = new geopoint (40057031,2017307852); mksearch. walkingsearch (null, start, null, end);} public class mysearchlistener impl Ements mksearchlistener {public void ongetaddrresult (mkaddrinfo arg0, int arg1) {// todo auto-generated method stub} public void ongetbusdetailresult (mkbuslineresult arg0, int arg1) {// todo auto-generated method stub} public void initialize (mkdrivingrouteresult arg0, int arg1) {// todo auto-generated method stub} public void ongetpoiresult (mkpoiresult result, int type, int Ier Ror) {// todo auto-generated method stub} public void ongetrgc1_urlresult (string arg0, int arg1) {// todo auto-generated method stub} public void ongetsuggestionresult (mksuggestionresult arg0, int arg1) {// todo auto-generated method stub} public void ongettransitrouteresult (mktransitrouteresult arg0, int arg1) {// todo auto-generated method stub} public void ongetwalkingrouteresult (mkw Alkingrouteresult arg0, int arg1) {// todo auto-generated method stub if (arg0 = NULL) {return;} routeoverlay = new routeoverlay (mainactivity. this, mapview); routeoverlay. setdata (arg0.getplan (0 ). getroute (0); mapview. getoverlays (). add (routeoverlay); mapview. invalidate () ;}@ override protected void ondestroy () {super. ondestroy (); If (bmapmanager! = NULL) {bmapmanager. Destroy (); bmapmanager = NULL ;}@override protected void onresume () {super. onresume (); If (bmapmanager! = NULL) {bmapmanager. Start () ;}@ override protected void onpause () {super. onpause (); If (bmapmanager! = NULL) {bmapmanager. Stop () ;}@ override protected Boolean isroutedisplayed () {return false ;}}