百度地图之五标注驾车路线搜索
如何标注驾车路线搜索及RouteOverlay
标注驾车路线搜索:
实战案例:从天安门到百度大厦驾车路线
类MKPlanNode:包括起始点的坐标和名称
drivingSearch():
startCity:起始所在城市,起点为坐标或uid时可不填
start -搜索的起点,可以为坐标,名称,uid任一种
endCity - 搜索的终点,可以为坐标,名称,uid任一种
end - 搜索的终点,可以为坐标,名称,uid任一种
主要代码:
import com.android.android_baidu_mypoioverlay.R; 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.MKSuggestionResult; 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 { // 添加百度地图的相关控件 private MapView mapView; // 加载地图的引擎 private BMapManager bMapManager; // 百度地图的key private String KeyString = "8C426377B3526B6BF3672C9BA3BB544D1E8289CD"; // 用于位置检索、周边检索、范围检索、公交检索、驾乘检索、步行检索等 private MKSearch mkSearch; //定义一个起始点,终点 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); // 必须要加载key bMapManager.init(KeyString, new MKGeneralListener() { public void onGetPermissionState(int arg0) { } public void onGetNetworkState(int arg0) { if (arg0 == 300) { Toast.makeText(MainActivity.this, "输入的key有错,请核实!!", 1).show(); } } }); this.initMapActivity(bMapManager); //实例化地图的查询类 mkSearch = new MKSearch(); mkSearch.init(bMapManager, new MySearchListener()); //给起始点构建一个坐标 start = new MKPlanNode(); start.pt = new GeoPoint((int)(39.915*1E6),(int)(116.404*1E6)); end = new MKPlanNode(); end.pt = new GeoPoint(40057031,116307852); //驾车路线考虑的优先策略 mkSearch.setDrivingPolicy(MKSearch.EBUS_TIME_FIRST);//采用的是时间优先策略 mkSearch.drivingSearch(null, start, null, end); } public class MySearchListener implements 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 onGetDrivingRouteResult(MKDrivingRouteResult arg0, int arg1) { // TODO Auto-generated method stub if(arg0==null){ return; } RouteOverlay routeOverlay = new RouteOverlay(MainActivity.this,mapView); //从A点到B点的驾车路线会有多条路线,采用第一条路线 routeOverlay.setData(arg0.getPlan(0).getRoute(0)); mapView.getOverlays().add(routeOverlay); mapView.invalidate(); } public void onGetPoiResult(MKPoiResult result, int type, int iError) { // TODO Auto-generated method stub } public void onGetRGCShareUrlResult(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(MKWalkingRouteResult arg0, int arg1) { // TODO Auto-generated method stub } } @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; } }
posted on 2012-11-23 20:43 wenquan125 阅读(540) 评论(3) 编辑 收藏 举报