Open Google map and display marker

Some applications need to open the Google map application, and display the corresponding position and mark the marker icon in the map by passing the longitude and latitude,CodeAs follows:

// Specify the Map Display level

IntZoomlevel = 16;

// Search by longitude and latitude

String location = string. Format ("Geo: % s, % s",
Latitude,Longpolling);

// Search condition. You can add a title after the condition, in the format of "(Xxxx) "This title will be displayed on the marker of the map.

String query = URI. encode (string. Format ("% S, % s",
Latitude,Longpolling));

String Path = string. Format ("% S? Q = % S & Z = % d", Location, query, zoomlevel );

// Search by address

String
Location= String. Format ("Geo: % s, % s",
Latitude,Longpolling);

String
Path= String. Format ("% S? Q = % S & Z = % d", Location,Address, Zoomlevel );

Uri uri = URI. parse (PATH );

Intent intent =
NewIntent (Android. content. intent.Action_view, Uri );

Startactivity (intent );