张萌&韩墨羽——高德地图 墨羽定位版

本文介绍了高德地图的墨羽定位版,重点展示了该版本的效果图,揭示了其在定位方面的特色功能。

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高德地图 墨羽定位版

效果图

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在这里插入图片描述

在这里插入图片描述

package com.example.gps_maps.maps;

import android.Manifest;
import android.icu.text.SimpleDateFormat;
import android.os.Build;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.Window;
import android.widget.Button;

import androidx.appcompat.app.AppCompatActivity;

import com.amap.api.location.AMapLocation;
import com.amap.api.location.AMapLocationClient;
import com.amap.api.location.AMapLocationClientOption;
import com.amap.api.location.AMapLocationListener;
import com.amap.api.maps.AMap;
import com.amap.api.maps.MapView;
import com.amap.api.maps.model.MyLocationStyle;
import com.amap.api.services.core.LatLonPoint;
import com.amap.api.services.route.BusPath;
import com.amap.api.services.route.BusRouteResult;
import com.amap.api.services.route.DrivePath;
import com.amap.api.services.route.DriveRouteResult;
import com.amap.api.services.route.RidePath;
import com.amap.api.services.route.RideRouteResult;
import com.amap.api.services.route.RouteSearch;
import com.amap.api.services.route.WalkPath;
import com.amap.api.services.route.WalkRouteResult;
import com.example.gps_maps.R;

import java.util.Date;

import overlay.BusRouteOverlay;
import overlay.DrivingRouteOverlay;
import overlay.RideRouteOverlay;
import overlay.WalkRouteOverlay;

public class MapsActivity extends AppCompatActivity implements AMapLocationListener, RouteSearch.OnRouteSearchListener {
    private static final String TAG = "MainActivity";
    private MapView mMapView;
    private Button walkOn;
    private Button rideBike;
    private Button byCar;
    private Button byBus;
    RouteSearch routeSearch;
    AMap aMap;
    MyLocationStyle myLocationStyle;
    AMapLocationClient mlocationClient;//声明mlocationClient对象
    AMapLocationClientOption mLocationOption;//声明mLocationOption对象

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        supportRequestWindowFeature(Window.FEATURE_NO_TITLE);
        setContentView(R.layout.maps);

        walkOn = findViewById(R.id.walk_on);
        rideBike = findViewById(R.id.ride_bike);
        byCar = findViewById(R.id.by_car);
        byBus = findViewById(R.id.by_bus);
        mMapView = findViewById(R.id.map_s);

        String[] strings = {
                Manifest.permission.ACCESS_FINE_LOCATION,
                Manifest.permission.ACCESS_COARSE_LOCATION
        };
        if (Build.VERSION.SDK_INT>=Build.VERSION_CODES.M){
            requestPermissions(strings,100);
        }
        //在activity执行onCreate时执行mMapView.onCreate(savedInstanceState),创建地图
        mMapView.onCreate(savedInstanceState);
        initMaps();
        initBlueClick();
        initLocation();

        walkOn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                //初始化query对象,fromAndTo是包含起终点信息,walkMode是步行路径规划的模式
                LatLonPoint start = new LatLonPoint(40.000531,116.326319);
                //29.48328436,105.77294206
                //116.31515,39.999006
                LatLonPoint end = new LatLonPoint(39.999006,116.31515);
                RouteSearch.FromAndTo fromAndTo = new RouteSearch.FromAndTo(start, end);
                RouteSearch.WalkRouteQuery query = new RouteSearch.WalkRouteQuery(fromAndTo, RouteSearch.WALK_DEFAULT );
                routeSearch.calculateWalkRouteAsyn(query);//开始算路
            }
        });
        rideBike.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                //初始化query对象,fromAndTo是包含起终点信息,walkMode是步行路径规划的模式
                LatLonPoint start = new LatLonPoint(40.000531,116.326319);
                //29.48328436,105.77294206
                //116.31515,39.999006
                LatLonPoint end = new LatLonPoint(39.999006,116.31515);
                RouteSearch.FromAndTo fromAndTo = new RouteSearch.FromAndTo(start, end);
                RouteSearch.RideRouteQuery query = new RouteSearch.RideRouteQuery(fromAndTo, RouteSearch.RIDING_DEFAULT);
                routeSearch.calculateRideRouteAsyn(query);//开始算路
            }
        });
        byCar.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                //初始化query对象,fromAndTo是包含起终点信息,walkMode是步行路径规划的模式
                LatLonPoint start = new LatLonPoint(40.000531,116.326319);
                //29.48328436,105.77294206
                //116.31515,39.999006
                LatLonPoint end = new LatLonPoint(39.999006,116.31515);
                RouteSearch.FromAndTo fromAndTo = new RouteSearch.FromAndTo(start, end);
                // fromAndTo包含路径规划的起点和终点,drivingMode表示驾车模式
                // 第三个参数表示途经点(最多支持16个),第四个参数表示避让区域(最多支持32个),第五个参数表示避让道路
                RouteSearch.DriveRouteQuery query = new RouteSearch.DriveRouteQuery(fromAndTo, RouteSearch.DRIVEING_PLAN_DEFAULT, null, null, "");
                routeSearch.calculateDriveRouteAsyn(query);//开始算路
            }
        });
        byBus.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                //初始化query对象,fromAndTo是包含起终点信息,walkMode是步行路径规划的模式
                LatLonPoint start = new LatLonPoint(40.000531,116.326319);
                //29.48328436,105.77294206
                //116.31515,39.999006
                LatLonPoint end = new LatLonPoint(39.999006,116.31515);
                RouteSearch.FromAndTo fromAndTo = new RouteSearch.FromAndTo(start, end);
                // fromAndTo包含路径规划的起点和终点,RouteSearch.BusLeaseWalk表示公交查询模式
                // 第三个参数表示公交查询城市区号,第四个参数表示是否计算夜班车,0表示不计算,1表示计算
                RouteSearch.BusRouteQuery query = new RouteSearch.BusRouteQuery(fromAndTo, RouteSearch.BusLeaseWalk, "010",0);
                //query.setCityd("027");//终点城市区号
                routeSearch.calculateBusRouteAsyn(query);//开始规划路径
            }
        });
    }

    private void initLocation() {
        mlocationClient = new AMapLocationClient(this);
        //初始化定位参数
        mLocationOption = new AMapLocationClientOption();
        //设置定位监听
        mlocationClient.setLocationListener(this);
        //设置定位模式为高精度模式,Battery_Saving为低功耗模式,Device_Sensors是仅设备模式
        mLocationOption.setLocationMode(AMapLocationClientOption.AMapLocationMode.Hight_Accuracy);
        //设置定位间隔,单位毫秒,默认为2000ms
        mLocationOption.setInterval(2000);
        //设置定位参数
        mlocationClient.setLocationOption(mLocationOption);
        // 此方法为每隔固定时间会发起一次定位请求,为了减少电量消耗或网络流量消耗,
        // 注意设置合适的定位时间的间隔(最小间隔支持为1000ms),并且在合适时间调用stopLocation()方法来取消定位请求
        // 在定位结束后,在合适的生命周期调用onDestroy()方法
        // 在单次定位情况下,定位无论成功与否,都无需调用stopLocation()方法移除请求,定位sdk内部会移除
        //启动定位
        mlocationClient.startLocation();
        routeSearch = new RouteSearch(MapsActivity.this);
        routeSearch.setRouteSearchListener(MapsActivity.this);
    }

    private void initBlueClick() {
        /**
         * myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_SHOW);
         *只定位一次。
         * myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_LOCATE) ;
         *定位一次,且将视角移动到地图中心点。
         * myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_FOLLOW) ;
         *连续定位、且将视角移动到地图中心点,定位蓝点跟随设备移动。(1秒1次定位)
         * myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_MAP_ROTATE);
         *连续定位、且将视角移动到地图中心点,地图依照设备方向旋转,定位点会跟随设备移动。(1秒1次定位)
         * myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_LOCATION_ROTATE);
         *连续定位、且将视角移动到地图中心点,定位点依照设备方向旋转,并且会跟随设备移动。(1秒1次定位)默认执行此种模式。
         *
         *
         * //以下三种模式从5.1.0版本开始提供
         * myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_LOCATION_ROTATE_NO_CENTER);
         *连续定位、蓝点不会移动到地图中心点,定位点依照设备方向旋转,并且蓝点会跟随设备移动。
         * myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_FOLLOW_NO_CENTER);
         *连续定位、蓝点不会移动到地图中心点,并且蓝点会跟随设备移动。
         * myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_MAP_ROTATE_NO_CENTER);
         *连续定位、蓝点不会移动到地图中心点,地图依照设备方向旋转,并且蓝点会跟随设备移动。
         */
        myLocationStyle = new MyLocationStyle();//初始化定位蓝点样式类myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_LOCATION_ROTATE);
        // 连续定位、且将视角移动到地图中心点,定位点依照设备方向旋转,并且会跟随设备移动。(1秒1次定位)如果不设置myLocationType,默认也会执行此种模式。
//        myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_MAP_ROTATE_NO_CENTER);
        myLocationStyle.interval(2000); //设置连续定位模式下的定位间隔,只在连续定位模式下生效,单次定位模式下不会生效。单位为毫秒。
        aMap.setMyLocationStyle(myLocationStyle);//设置定位蓝点的Style
        aMap.getUiSettings().setMyLocationButtonEnabled(true);//设置默认定位按钮是否显示,非必需设置。
        aMap.setMyLocationEnabled(true);// 设置为true表示启动显示定位蓝点,false表示隐藏定位蓝点并不进行定位,默认是false。
        myLocationStyle.showMyLocation(true);//设置是否显示定位小蓝点,用于满足只想使用定位,不想使用定位小蓝点的场景,设置false以后图面上不再有定位蓝点的概念,但是会持续回调位置信息。
    }

    private void initMaps() {

        //初始化地图控制器对象
        if (aMap == null) {
            aMap = mMapView.getMap();
        }
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        //在activity执行onDestroy时执行mMapView.onDestroy(),销毁地图
        mMapView.onDestroy();
    }
    @Override
    protected void onResume() {
        super.onResume();
        //在activity执行onResume时执行mMapView.onResume (),重新绘制加载地图
        mMapView.onResume();
    }
    @Override
    protected void onPause() {
        super.onPause();
        //在activity执行onPause时执行mMapView.onPause (),暂停地图的绘制
        mMapView.onPause();
    }
    @Override
    protected void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);
        //在activity执行onSaveInstanceState时执行mMapView.onSaveInstanceState (outState),保存地图当前的状态
        mMapView.onSaveInstanceState(outState);
    }

    @Override
    public void onLocationChanged(AMapLocation aMapLocation) {
        if (aMapLocation != null) {
            if (aMapLocation.getErrorCode() == 0) {
                //定位成功回调信息,设置相关消息
                aMapLocation.getLocationType();//获取当前定位结果来源,如网络定位结果,详见定位类型表
                aMapLocation.getLatitude();//获取纬度
                aMapLocation.getLongitude();//获取经度
                aMapLocation.getAccuracy();//获取精度信息
                SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
                Date date = new Date(aMapLocation.getTime());
                df.format(date);//定位时间
                aMapLocation.getAddress();//地址,如果option中设置isNeedAddress为false,则没有此结果,网络定位结果中会有地址信息,GPS定位不返回地址信息。
                aMapLocation.getCountry();//国家信息
                aMapLocation.getProvince();//省信息
                aMapLocation.getCity();//城市信息
                aMapLocation.getDistrict();//城区信息
                aMapLocation.getStreet();//街道信息
                aMapLocation.getStreetNum();//街道门牌号信息
                aMapLocation.getCityCode();//城市编码
                aMapLocation.getAdCode();//地区编码
                aMapLocation.getAoiName();//获取当前定位点的AOI信息
                Log.i(TAG, "onLocationChanged: ---------------------");
                Log.e(TAG, "onLocationChanged: 获取当前定位结果来源"+aMapLocation.getLocationType());
                Log.e(TAG, "onLocationChanged: 获取纬度"+aMapLocation.getLatitude());
                Log.e(TAG, "onLocationChanged: 获取经度"+aMapLocation.getLongitude());
                Log.e(TAG, "onLocationChanged: 获取精度信息"+aMapLocation.getAccuracy());
                Log.e(TAG, "onLocationChanged: 定位时间"+df.format(date));
                Log.e(TAG, "onLocationChanged: 地址"+aMapLocation.getAddress());
                Log.e(TAG, "onLocationChanged: 国家信息"+aMapLocation.getCountry());
                Log.e(TAG, "onLocationChanged: 省信息"+aMapLocation.getProvince());
                Log.e(TAG, "onLocationChanged: 城市信息"+aMapLocation.getCity());
                Log.e(TAG, "onLocationChanged: 城区信息"+aMapLocation.getDistrict());
                Log.e(TAG, "onLocationChanged: 街道信息"+aMapLocation.getStreet());
                Log.e(TAG, "onLocationChanged: 街道门牌号信息"+aMapLocation.getStreetNum());
                Log.e(TAG, "onLocationChanged: 城市编码"+aMapLocation.getCityCode());
                Log.e(TAG, "onLocationChanged: 地区编码"+aMapLocation.getAdCode());
                Log.e(TAG, "onLocationChanged: 获取当前定位点的AOI信息"+aMapLocation.getAoiName());
                Log.i(TAG, "onLocationChanged: ---------------------");
            }
        }
    }

    @Override
    public void onBusRouteSearched(BusRouteResult busRouteResult, int i) {
        if (i==1000){
            if (busRouteResult!=null&&busRouteResult.getPaths()!=null&&busRouteResult.getPaths().size()>0){
                BusPath busPath = busRouteResult.getPaths().get(0);
                BusRouteOverlay ride= new BusRouteOverlay(
                        MapsActivity.this, aMap, busPath,
                        busRouteResult.getStartPos(),
                        busRouteResult.getTargetPos());
                ride.removeFromMap();
                ride.addToMap();
                ride.zoomToSpan();
            }
        }

    }

    @Override
    public void onDriveRouteSearched(DriveRouteResult driveRouteResult, int i) {
        if (i==1000){
            if (driveRouteResult!=null&&driveRouteResult.getPaths()!=null&&driveRouteResult.getPaths().size()>0){
                DrivePath drivePath = driveRouteResult.getPaths().get(0);
                DrivingRouteOverlay drivingRouteOverlay = new DrivingRouteOverlay(
                        MapsActivity.this, aMap, drivePath,
                        driveRouteResult.getStartPos(),
                        driveRouteResult.getTargetPos(), null);
                drivingRouteOverlay.setNodeIconVisibility(false);//设置节点marker是否显示
                drivingRouteOverlay.setIsColorfulline(true);//是否用颜色展示交通拥堵情况,默认true
                drivingRouteOverlay.removeFromMap();
                drivingRouteOverlay.addToMap();
                drivingRouteOverlay.zoomToSpan();
            }
        }
    }

    @Override
    public void onWalkRouteSearched(WalkRouteResult walkRouteResult, int i) {
        if (i==1000){
            if (walkRouteResult!=null&&walkRouteResult.getPaths()!=null&&walkRouteResult.getPaths().size()>0){
                WalkPath walkPath = walkRouteResult.getPaths().get(0);
                WalkRouteOverlay walkRouteOverlay = new WalkRouteOverlay(MapsActivity.this,aMap,walkPath,walkRouteResult.getStartPos(),walkRouteResult.getTargetPos());
                walkRouteOverlay.removeFromMap();
                walkRouteOverlay.addToMap();
                walkRouteOverlay.zoomToSpan();
            }
        }
    }

    @Override
    public void onRideRouteSearched(RideRouteResult rideRouteResult, int i) {
        if (i==1000){
            if (rideRouteResult!=null&&rideRouteResult.getPaths()!=null&&rideRouteResult.getPaths().size()>0){
                RidePath ridePath = rideRouteResult.getPaths().get(0);
                RideRouteOverlay ride= new RideRouteOverlay(
                        MapsActivity.this, aMap, ridePath,
                        rideRouteResult.getStartPos(),
                        rideRouteResult.getTargetPos());
                ride.removeFromMap();
                ride.addToMap();
                ride.zoomToSpan();
            }
        }
    }
}

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