百度地图开发个性化地图demo

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步骤：

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1.配置好相应的Android studio的环境
2.在百度地图开放平台中下载自己喜欢的个性化地图模板
3.把个性化地图模板的.json文件放在相应的位置（没有assets文件夹的可以新建一个，再把.json文件放在其下）

4.Demo的相应源代码：
activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:orientation="vertical"
    tools:context=".MainActivity">

    <RadioGroup
        android:id="@+id/gp"
        android:layout_width="fill_parent"
        android:layout_height="30dp"
        android:orientation="horizontal"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent">


        <RadioButton
            android:id="@+id/open"
            android:layout_width="30dp"
            android:layout_height="30dp"
            android:layout_marginLeft="50dp" />

        <RadioButton
            android:id="@+id/close"
            android:layout_width="30dp"
            android:layout_height="30dp"
            android:layout_marginLeft="100dp"

            />

        <TextView
            android:id="@+id/close_pri_map"
            android:layout_width="100dp"
            android:layout_height="30dp"
            android:layout_marginLeft="10dp"
            android:text="关闭个性化地图"
            android:textColor="@color/colorPrimary" />


    </RadioGroup>

    <com.baidu.mapapi.map.MapView
        android:id="@+id/mapView"
        android:layout_width="411dp"
        android:layout_height="694dp"
        android:layout_marginTop="0dp"
        android:clickable="true"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toTopOf="@+id/gp" />

</LinearLayout>

MainActivity.java

package com.example.global_1;

import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.util.Log;
import android.widget.RadioButton;
import android.widget.RadioGroup;

import com.baidu.mapapi.SDKInitializer;
import com.baidu.mapapi.map.BaiduMap;
import com.baidu.mapapi.map.MapView;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;


public class MainActivity extends Activity {

    private MapView mMapView;
    private BaiduMap mBaiduMap;
    RadioGroup gp;
    RadioButton open;
    RadioButton close;
    private static String PATH = "custom_map_config.json";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        SDKInitializer.initialize(getApplicationContext());
        // 获取json文件路径
        String customStyleFilePath = getCustomStyleFilePath(this, PATH);
        setContentView(R.layout.activity_main);
        mMapView = (MapView) findViewById(R.id.mapView);
        mMapView.setMapCustomStylePath(customStyleFilePath);

        open=findViewById(R.id.open);
        close=findViewById(R.id.close);
        gp=findViewById(R.id.gp);
        mBaiduMap = mMapView.getMap();
        gp.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(RadioGroup group, int checkedId) {
                if(checkedId==open.getId()){

                    // 动态设置个性化地图样式是否生效
                    mMapView.setMapCustomStyleEnable(true);
                }
                if(checkedId==close.getId()){
                    // 动态设置个性化地图样式是否生效
                    mMapView.setMapCustomStyleEnable(false);
                }
            }
        });
    }

    /**
     * 读取json路径
     */
    private String getCustomStyleFilePath(Context context, String customStyleFileName) {
        FileOutputStream outputStream = null;
        InputStream inputStream = null;
        String parentPath = null;
        try {
            inputStream = context.getAssets().open(customStyleFileName);
            byte[] buffer = new byte[inputStream.available()];
            inputStream.read(buffer);
            parentPath = context.getFilesDir().getAbsolutePath();
            File customStyleFile = new File(parentPath + "/" + customStyleFileName);
            if (customStyleFile.exists()) {
                customStyleFile.delete();
            }
            customStyleFile.createNewFile();

            outputStream = new FileOutputStream(customStyleFile);
            outputStream.write(buffer);
        } catch (IOException e) {
            Log.e("CustomMapDemo", "Copy custom style file failed", e);
        } finally {
            try {
                if (inputStream != null) {
                    inputStream.close();
                }
                if (outputStream != null) {
                    outputStream.close();
                }
            } catch (IOException e) {
                Log.e("CustomMapDemo", "Close stream failed", e);
                return null;
            }
        }
        return parentPath + "/" + customStyleFileName;
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        //在activity执行onDestroy时执行mMapView.onDestroy()，实现地图生命周期管理
        mMapView.onDestroy();
    }
    @Override
    protected void onResume() {
        super.onResume();
        //在activity执行onResume时执行mMapView. onResume ()，实现地图生命周期管理
        mMapView.onResume();
    }
    @Override
    protected void onPause() {
        super.onPause();
        //在activity执行onPause时执行mMapView. onPause ()，实现地图生命周期管理
        mMapView.onPause();
    }

}

5.相应的Demo
开启个性化地图

关闭个性化地图

百度地图开放平台链接