package?com.mymap.utils;

import?android.content.Context;
import?android.os.Handler;
import?android.os.SystemClock;

import?com.baidu.mapapi.favorite.FavoriteManager;
import?com.baidu.mapapi.favorite.FavoritePoiInfo;
import?com.baidu.mapapi.map.BaiduMap;
import?com.baidu.mapapi.map.MapStatus;
import?com.baidu.mapapi.map.MapStatusUpdateFactory;
import?com.baidu.mapapi.map.MapView;
import?com.baidu.mapapi.map.Marker;
import?com.baidu.mapapi.map.Polyline;
import?com.baidu.mapapi.model.LatLng;
import?com.mymap.practice.R;

import?static?com.mymap.constant.Constant.RANGE;
import?static?com.mymap.constant.Constant.TIME_INTERVAL;

/**
?*?百度地圖工具類
?*
?*/

public?class?BaiduMapUtils
{
????/**
?????*?將地圖移動(dòng)到一個(gè)經(jīng)緯度位置
?????*
?????*?@param?latlng
?????*/
????public?static?void?moveToLatlng（BaiduMap?mBaiduMap?LatLng?latlng?float?ZOOM_LEVEL）
????{
????????MapStatus.Builder?builder?=?new?MapStatus.Builder（）;
????????builder.target（latlng）.zoom（ZOOM_LEVEL）;
????????mBaiduMap.animateMapStatus（MapStatusUpdateFactory.newMapStatus（builder.build（）））;
????}

????/**
?????*?將坐標(biāo)收藏到收藏夾
?????*
?????*?@param?poiName???收藏點(diǎn)的名
?????*?@param?latitude??坐標(biāo)
?????*?@param?longitude
?????*?@return?成功返回成功，失敗返回失敗
?????*/
????public?static?String?favoMarker（Context?context?String?poiName?double?latitude?double?longitude）
????{
????????FavoritePoiInfo?info?=?new?FavoritePoiInfo（）;
????????info.poiName（poiName）;
????????LatLng?pt?=?new?LatLng（latitude?longitude）;
????????info.pt（pt）;
????????if?（FavoriteManager.getInstance（）.add（info）?==?1）
????????{
????????????return?context.getString（R.string.favo_succ）;
????????}?else
????????{
????????????return?context.getString（R.string.favo_failed）;
????????}
????}

????/**
?????*?根據(jù)點(diǎn)獲取圖標(biāo)轉(zhuǎn)的角度
?????*/
????public?static?double?getAngle（int?startIndex?Polyline?mVirtureRoad）
????{
????????if?（（startIndex?+?1）?>=?mVirtureRoad.getPoints（）.size（））
????????{
????????????throw?new?RuntimeException（“index?out?of?bonds“）;
????????}
????????LatLng?startPoint?=?mVirtureRoad.getPoints（）.get（startIndex）;
????????LatLng?endPoint?=?mVirtureRoad.getPoints（）.get（startIndex?+?1）;
????????return?getAngle（startPoint?endPoint）;
????}

????/**
?????*?根據(jù)兩點(diǎn)算取圖標(biāo)轉(zhuǎn)的角度
?????*/
????public?static?double?getAngle（LatLng?fromPoint?LatLng?toPoint）
????{
????????double?slope?=?getSlope（fromPoint?toPoint）;
????????if?（slope?==?Double.MAX_VALUE）
????????{
????????????if?（toPoint.latitude?>?fromPoint.latitude）
????????????{
????????????????return?0;
????????????}?else
????????????{
????????????????return?180;
????????????}
????????}
????????float?deltAngle?=?0;
????????if?（（toPoint.latitude?-?fromPoint.latitude）?*?slope?????????{
????????????deltAngle?=?180;
????????}
????????double?radio?=?Math.atan（slope）;
????????double?angle?=?180?*?（radio?/?Math.PI）?+?deltAngle?-?90;
????????return?angle;
????}

????/**
?????*?根據(jù)點(diǎn)和斜率算取截距
?????*/
????public?static?double?getIntercep

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件???????8339??2017-04-24?17:50??百度地圖相關(guān)操作.txt

?????文件???????7567??2017-04-24?17:52??BaiduMapUtils.java

-----------?---------??----------?-----??----

????????????????15906????????????????????2