Android地图应用新视界--mapbox的常用功能封装工具类
上一篇- Android地图应用新视界--mapbox的应用开发之初始集成篇-中介绍了全球应用的多平台地图框架mapbox在Android端的集成步骤,
以及Android的地图应用新视界--mapbox的应用开发之简单功能提取篇,如果要了解建议先看前两篇哦
此篇将延续上篇内容,主要提取常用功能封装工具类,可以直接当工具类使用
直接上干货
如下：
public class MapBoxUtils {
private MapboxMap mapboxMap;
private Context context;
//调用mapboxAPI的token令牌
public static String MAPBOX_ACCESS_TOKEN = "pk.eyJ1IjoiamFja3l6IiwiYSI6ImNpb2w3OTlmdDAwNzd1Z20weG42MjF5dmMifQ.775C4o6elT5la-uuMjJe4w";
public MapBoxUtils() {
}
public MapBoxUtils(MapboxMap mapboxMap, Context context) {
this.mapboxMap = mapboxMap;
this.context = context;
mapboxMap.setAccessToken(MAPBOX_ACCESS_TOKEN);
}
/**
* 在指定位置绘制指定图片
*
* @param latitude
* @param longitude
* @param drawableId 指定id的图片
*/
public void DrawMarker(final double latitude, final double longitude, int drawableId) {
// Create an Icon object for the marker to use
IconFactory iconFactory = IconFactory.getInstance(context);
Drawable iconDrawable = ContextCompat.getDrawable(context, drawableId);
Icon icon = iconFactory.fromDrawable(iconDrawable);
// Add the custom icon marker to the map
mapboxMap.addMarker(new MarkerOptions()
.position(new LatLng(latitude, longitude))
.icon(icon)).getPosition();
}
/**
* 绘制简单的默认标记
*
* @param latitude
* @param longitude
* @param title 标题
* @param sinippet 说明
*/
public void DrawSimpleMarker(final double latitude, final double longitude, String title, String sinippet) {
// Add the custom icon marker to the map
mapboxMap.addMarker(new MarkerOptions()
.position(new LatLng(latitude, longitude))
.title(title)
.snippet(sinippet));
}
/**
* 动画跳转到指定位置--指定方式
*
* @param latitude
* @param longitude
* @param zoom 指定变焦
* @param bearing 指定相对原始旋转角度
* @param tilt 指定视角倾斜度
*/
public void jumpToLocation(final double latitude, final double longitude, final double zoom, final double bearing, final double tilt) {
//设置目标点---点击回到当前位置
CameraPosition cameraPosition = new CameraPosition.Builder()
.target(new LatLng(latitude, longitude)) // Sets the center of the map to the specified location
.zoom(zoom)
.bearing(bearing)
.tilt(tilt)
.build();
//set the user's viewpoint as specified in the cameraPosition object
mapboxMap.animateCamera(CameraUpdateFactory.newCameraPosition(cameraPosition), 3000);
}
/**
* 动画跳转到指定位置---默认方式
*/
public void jumpToLocationDefault(final double latitude, final double longitude) {
//设置目标点---点击回到当前位置
CameraPosition cameraPosition = new CameraPosition.Builder()
.target(new LatLng(latitude, longitude)) // Sets the center of the map to the specified location
.zoom(11)
.bearing(0)
.tilt(0)
.build();
//set the user's viewpoint as specified in the cameraPosition object
mapboxMap.animateCamera(CameraUpdateFactory.newCameraPosition(cameraPosition), 3000);
}
/**
* 获取token令牌
*
* @param context
* @return
*/
public static String getMapboxAccessToken(@NonNull Context context) {
try {
// Read out AndroidManifest
PackageManager packageManager = context.getPackageManager();
ApplicationInfo appInfo = packageManager
.getApplicationInfo(context.getPackageName(), PackageManager.GET_META_DATA);
String token = appInfo.metaData.getString(MapboxConstants.KEY_META_DATA_MANIFEST);
if (token == null || token.isEmpty()) {
throw new IllegalArgumentException();
}
return token;
} catch (Exception e) {
// Use fallback on string resource, used for development
int tokenResId = context.getResources()
.getIdentifier("mapbox_access_token", "string", context.getPackageName());
return tokenResId != 0 ? context.getString(tokenResId) : null;
}
}
/**
* 此方法待验证
* <p/>
* 给定坐标点绘制出参考路线
*
* @param point
*/
public void drawMyRoute(LatLng point) {
//删除所有之前的标记
mapboxMap.removeAnnotations();
// Set the origin waypoint to the devices location设置初始位置
Waypoint origin = new Waypoint(mapboxMap.getMyLocation().getLongitude(), mapboxMap.getMyLocation().getLatitude());
// 设置目的地路径--点击的位置点
Waypoint destination = new Waypoint(point.getLongitude(), point.getLatitude());
// Add marker to the destination waypoint
mapboxMap.addMarker(new MarkerOptions()
.position(new LatLng(point))
.title("目的地")
.snippet("My destination"));
// Get route from API
getRoute(origin, destination);
}
private DirectionsRoute currentRoute = null;
private void getRoute(Waypoint origin, Waypoint destination) {
MapboxDirections directions = new MapboxDirections.Builder()
.setAccessToken(MAPBOX_ACCESS_TOKEN)
.setOrigin(origin)
.setDestination(destination)
.setProfile(DirectionsCriteria.PROFILE_WALKING)
.build();
directions.enqueue(new Callback<DirectionsResponse>() {
@Override
public void onResponse(Response<DirectionsResponse> response, Retrofit retrofit) {
// Print some info about the route
currentRoute = response.body().getRoutes().get(0);
showToastMessage(String.format("You are %d meters \nfrom your destination", currentRoute.getDistance()));
// Draw the route on the map
drawRoute(currentRoute);
}
@Override
public void onFailure(Throwable t) {
showToastMessage("Error: " + t.getMessage());
}
});
}
private void showToastMessage(String message) {
Toast.makeText(context, message, Toast.LENGTH_SHORT).show();
}
private void drawRoute(DirectionsRoute route) {
// Convert List<Waypoint> into LatLng[]
List<Waypoint> waypoints = route.getGeometry().getWaypoints();
LatLng[] point = new LatLng[waypoints.size()];
for (int i = 0; i < waypoints.size(); i++) {
point[i] = new LatLng(
waypoints.get(i).getLatitude(),
waypoints.get(i).getLongitude());
}
// Draw Points on MapView
mapboxMap.addPolyline(new PolylineOptions()
.add(point)
.color(Color.parseColor("#38afea"))
.width(5));
}
/**
* 获取地图数据,参数1代表获取当前中心点数据; 数据2 标示获取矩形区域点数据
*
* @param dataStyle
* @return
*/
public String getPOIDataJson(int dataStyle) {
String data = null;
String poiUrl = Constants.POI_URL; //请求地址
String currentPoint = getMyLocationLatLon(); //当前坐标
String areaCoordinates = getAreaCoordinates(); //矩形区域坐标
String layerStyle = "try|cate|shop|hotel|msg"; //图层条件(暂写死)
String smartRecommend = "1"; //智能开关--默认打开
String currentTime = getMyTime(); //当前时间
String zoneOffset = "28800000"; //时区便宜值(暂定)
int currenRowNumber = 100; //查询页数最大值
int pageSize = 100; //每页行数最大值
String user_id = getMyUseId();
if (dataStyle == 1) {
data = "{currentPoint:" +currentPoint +
",layerStyle:" + layerStyle +
",smartRecommend:" + smartRecommend +
",currentTime:" + currentTime +
",zoneOffset:" + zoneOffset +
",currenRowNumber:" + currenRowNumber +
",pageSize:" + pageSize +
",user_id:" + user_id +
"}";
} else if (dataStyle == 2) {
data = "{areaCoordinates:" + areaCoordinates +
",layerStyle:" + layerStyle +
",smartRecommend:" + smartRecommend +
",currentTime:" + currentTime +
",zoneOffset:" + zoneOffset +
",currenRowNumber:" + currenRowNumber +
",pageSize:" + pageSize +
",user_id:" + user_id +
"}";
}
LogUtils.e("Tag", "请求地图poi数据的post_Json是:\n" + data);
return data;
}
/**
* 得到user_id
*
* @return
*/
private String getMyUseId() {
String user_id = SpUtils.getInitialize(context).getValue("user_id", "");
return user_id;
}
/**
* 获取当前位置的坐标--经度,维度
*
* @return
*/
public String getMyLocationLatLon() {
String currentPoint = mapboxMap.getMyLocation().getLongitude() + "," + mapboxMap.getMyLocation().getLatitude();
return currentPoint;
}
/**
* 获取可见区域四角坐标所围成的区域坐标--纬度,经度模式
*
* @return
*/
public String getAreaCoordinates() {
VisibleRegion bounds = mapboxMap.getProjection().getVisibleRegion();
String topleft = bounds.farLeft.getLongitude() + "," + bounds.farLeft.getLatitude();
String topright = bounds.farRight.getLongitude() + "," + bounds.farRight.getLatitude();
String bottomleft = bounds.nearLeft.getLongitude() + "," + bounds.nearLeft.getLatitude();
String bottomright = bounds.nearRight.getLongitude() + "," + bounds.nearRight.getLatitude();
String areaCoordinates = topleft + "," + bottomleft + "," + bottomright + "," + topright + "," + topleft;
return areaCoordinates;
}
/**
* 得到设备号
*
* @return
*/
public String device_id() {
return Variables.device_id;
}
/**
* 得到token令牌
*
* @return
*/
public String token() {
return Variables.device_id;
}
/**
* //得到当前的时间,格式：15:30:30
*
* @return
*/
private String getMyTime() {
SimpleDateFormat formatter = new SimpleDateFormat("HH:mm:ss");
Date curDate = new Date(System.currentTimeMillis());//获取当前时间
String strTime = formatter.format(curDate);
return strTime;
}
}