Keywords: Android/GPS/geocoding API/getlocationfrom () return null
I plan to develop a program for address location resolution. The following methods are widely used on the Internet:
The getfromlocation () and getfromlocationname () functions are quite popular and informative.
For details, see the following link:
Geographic and anti-encoding of Android maps:
Http://www.eoeandroid.com/thread-63307-1-1.html
Error descriptionTo the enterprise to do the app embedded in the use of GPS address information into the actual address of the function, using the Baidu map of the geocoding function, from the beginning of Wednesday, there have been user feedback, using the location can not obtain address information error, a small range, it is the user's own problems, no care , but in the Thursday, it began to explode in large areas;Solution to find out whether the B
: {Lat: 23.730996999999999, LNG: 39.902343999999999}, maptype: ""},Resolvedpoiid: True,Modules: [""],Overlays: {sxcar: false },Panel: "The route is being calculated. Please wait ......",Panelstyle: "",Panelid: 0,Printheader: "...",Addressbook :{......},Signed_in: True}, "State ");}
In this code, you can also use the mapabc code "mabc_saddr:" be0000020f "and mabc_daddr:" be000005cb "obtained from geocoding "". Next we will use another interface http:/
Geocoding API is a service interface provided by Baidu. It is mainly used to provide translation services from address resolution to latitude and longitude coordinates or from latitude and longitude coordinates to addresses, you can send a request to receive returned data in JSON or XML format.
Most of the code and solutions provided on the Internet are based on Google
: parse the JSON string
// Parse the root element to obtain an array jsonarray jsonobjs = new jsonobject (STR ). getjsonarray ("Results"); // retrieves the first JSON object in the array (in this example, the array actually contains only one element). jsonobject jsonobj = jsonobjs. getjsonobject (0); // parses the formatted_address value string address = jsonobj. getstring ("formatted_address"); // parse the geometry jsonobject geometry = jsonobj in the json object. getjsonobject ("Geometry"); /
It is now often necessary to provide some information about location based on the location provided by the user. Sometimes you can directly determine the latitude and longitude of the user, sometimes not necessarily determine the user's latitude and longitude information, the user is through the input of some road name, landmark building or store name location, but our database may not be stored in the user may enter the latitude of these location information, At this point you can use some map-
=longitude , QS can become the following three kinds of forms:
Location=latitudelocation=longitude
Location[0]=latitudelocation[1]=longitude
Location[]=latitudelocation[]=longitude
are not in line with the Baidu Map API interface requirements.If you want to avoid the trouble of string connection, using the String-format library is also very convenient, but the URL will also knock very long, it is better to use the QueryString lib
display the result in the Web page.The Google Places API is documented here:If the location of edit box is selected, the PHP script (i.e, place.php) uses the input address to getThe geocoding via Google Maps geocoding API. The
Example of calling Google map api using asp.net, Google api
When asp.net calls the Google map api, pay attention to the sequence of js introduction. Copy the code to test it.
You can click Copy to test
I want to know how aspnet
Reference: https://developers.google.com/maps/documentation/android/start? Hl = ZH-CN # getting_the_google_maps_android_api_v2
The old version of Google map API key does not seem to have been applied for, and the application address given in the previous popular online tutorials is different from the page given in the tutorial. The following describes the APIs of Google
Integrate the google map api with the GOOGLE Search API. I wrote a class in object-oriented mode, passed a latitude and longitude, and automatically obtained nearby information through GOOGLE LOCAL SEARCH. Such as restaurants and scenic spots, which are marked on the map in
Simple use of google map API, google map apiHow to call Google map APIs
After reading this article, I still read the official materials: developers.google.com/maps/mobile-apps.C # function call baidu or google map API
I did a simp
Integrate the google map api with the GOOGLE Search API. I wrote a class in object-oriented mode, passed a latitude and longitude, and automatically obtained nearby information through GOOGLE LOCAL SEARCH. Such as restaurants and scenic spots, which are marked on the map in
By integrating the Google MAP API with the Google search API, I wrote a class in an object-oriented way, passing through a latitude and longitude to automatically get the relevant information from Google Local Search. such as restaurants, attractions, and so on, in turn mark
How to obtain address information through latitude and longitude.
Summary
Google Maps API WEB Services is a collection of HTTP interfaces for Google services that provide geographic data for your map application. Includes: Google Geocoding
Android applications
Intents And activities applications
Listview applications
Fragment applications
Styles and themes applications
Android action bar applications
Android action bar Sherlock applications
GPS and Google map applications
Chart (graph) Applications
Related posts
Google map Android API v2
AndroidGeocoding-showing user input location on
Http://serc.carleton.edu/sp/library/google_earth/google_earth_api.html
Google Earth API
Google Earth API
The Google Earth API (Application Programming Interface) enables developers to embed Go
Google Maps API V2 Android mobile phone development in China does not support Google Play service problems-graphic tutorial
The use of Google Maps in China is a headache and troublesome. I cannot understand why Google cannot be used as a map of Baidu.
Note: you can download
The Address Resolution Service of Google map API is free of charge currently. You can convert the detailed address to the longitude and latitude.The test HTML file is as follows:
Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->
However, this relies on the support of Google's online service interfaces. If Google
://google-maps-utility-libraryv3.googlecode.com/svn/tags/markermanager/1.0/
Marker icon address
Http://www.powerhut.co.uk/googlemaps/custom_markers.php
Http://www.cycloloco.com/shadowmaker/shadowmaker.htm
Http://www.cartosoft.com/mapicons/ Infowindow
Window used to display relevant information Geocoding
Geocoding is an integrated part of the
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