[Android] Baidu map development (2). Positioning city location and city POI searchI. Knowledge about Baidu map city positioning and POI search
The previous article Baidu map development (1) describes how to apply for Baidu APIKey and solve the problem of displaying blank grids. this article mainly describes how to loca
People who have worked on Android map application development know that the popular map frameworks are Google, Baidu, and AMAP.
For map development on Google and Baidu, you must obtain an api key before being authorized to develop applications. AMAP does not need to be so troublesome. Therefore, this article uses AMAP
, this algorithm is only available to data publishers.
In the android program, you only need to call a Java method to obtain map data:
Result = JNI. getencrypttile (DeviceID, location, bundlebase, level, row, col );
Now, even if the DEX file in the android program is decompiled, you cannot know the actual algorithm called in the dynamic link library behind the co
Disclaimer: The book "Secrets of Android Application Development", which records the logs of the book, references the relevant code and summary, and has no commercial use, it is completely a record of self-learning, and many problems will inevitably occur in learning just now. If there are any mistakes, please criticize them a lot.
I. map mobile phone map
GoogleM
1) download Baidu map mobile API (Android) Development KitTo use Baidu map API in Android applications, You need to reference Baidu map API development kit in the project. This development kit contains two files: baidumapapi. jar and libbmapapiengine. So. : Http://dev.baidu.
This document describes how to use the Google Map service. Main reference source: https://developers.google.com/maps/documentation/android/start? Hl = zh-CN. It still takes a long time to connect the simulator and the actual mobile phone. Latest GoogleMaps Android API v2 has integrated the map service into Google Play
Android Baidu map SDK v3.0.0 (1) and androidv3.0.0
Reprinted please indicate the source: http://blog.csdn.net/lmj623565791/article/details/37729091
Recently, my company wanted to integrate Baidu map into a project. So I studied Baidu map SDK for one day. The current version is Andr
Android studio Baidu map development (1) Configure projects and display maps
Android studio Baidu map development (1) Configure projects and display maps
Email: chentravelling@163.com
Recently I was learning to write an app and needed Baidu map. So I sorted out an entry-leve
Please note that when reprinting an article, please indicate the source.
Http://blog.csdn.net/shuaiyinoo》thank you
Today is an update of the last blog on Baidu map. I have read the previous blogs and I don't know how you feel or understand them, the query methods provided by the Basic Baidu map are basically called asynchronously. the asynchronous call is displayed in the methods of mysearchlistener impleme
Reprint please indicate source: http://blog.csdn.net/lmj623565791/article/details/37729091Recently the company to Baidu Map integration project, so I studied the day Baidu Map SDK, the current version number: Android SDK v3.0.0. Although Baidu Map online related code is much more. Most may be older version number, and
Reprint please indicate source: http://blog.csdn.net/lmj623565791/article/details/37729091Recently the company to Baidu Map integration project, so I studied the day Baidu Map SDK, the current version number: Android SDK v3.0.0.Although Baidu Map online related code is much more. Most may be older version number, and B
whether to collect crash information, default collection Option.setenablesimulategps ( FALSE);//optional, default false, set whether you need to filter GPS simulation results, default requires mlocationclient.setlocoption (option);} The third step is to implement the Bdlocationlistener interface and implement the incomplete methodpublic class MainActivity extends Activity implements BDLocationListener {
1
@Override public void Onre
direction to the character to move to the point where the right edge of the map has been affixed to the right edge of the phone screen so the map cannot move this time the coordinates on the screen will be moved until the character is stuck to the right edge of the screen, the other three directions are identical. The previous chapter has learned the Android res
Laoluo Android video development tutorial (Baidu map development) 10 sets
RORO Android development video tutorial (Baidu map development) first set Baidu Map Construction Development EnvironmentHttp://android.itmdc.com/forum.p... extra = Page % 3d1
Old Luo
This article translated from: http://developer.android.com/guide/topics/location/index.html
Location and map-based applications are the most attractive for mobile users. You can use the Android. Location package and Google map external class libraries to build these capabilities into your applications.
Location service
Androi
(null!=locationclientlocationclient.isstarted ( ) {locationclient.stop ();//Stop positioning}locationclient=null;mvmap.ondestroy ();//Destroy Map}/** * National Survey Bureau conversion Baidu latitude and longitude * @param point * @ return */public static latlng Gcjtobaidu (latlng point) {//Double x = Gg_lon, y = gg_lat;double x = point.longitude, y = P Oint.latitude;double z = math.sqrt (x * x + y * y) + 0.00002 * Math.sin (y * x_pi);d ouble theta
Some information on the Internet such content is outdated, here is the latest content, assuming where is not correct, please spit groove ...1) Download Baidu maps Mobile API (ANDROID) Development KitTo use the Baidu Map API in Android, you need to refer to the Baidu Map API development package in project, which include
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