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Questions tagged [android]

"Android is a software stack for mobile devices that includes an operating system, middleware, and key applications," Wikipedia.

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ArcGIS Online credentials not recognized in Android app [on hold]

I have a Web app where I display WebMaps or WebScenes using the ArcGIS API for JS (version 4.10). It is working fine in desktop with maps or scenes shared both publicly or privately (where I need to ...
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29 views

How to add my photo in KML with Android?

I have tried with overlay and Placemark, I store my photo and KML together in one KMZ but when I open with Google Earth, I only can see the text in the location, not the photo. Here is my code: [?...
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0answers
17 views

Google Earth Engine Android Studio

How to get earth engine app on android studio. I want to use NDIV map in my android application. Any guidance?
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21 views

Auto delete 5th record while inserting 6th record of polygon to SpatiaLite table

I am having problem while inserting 6th record to SpatiaLite table it auto deletes 5th record, and after that it is ok. I am using SpatiaLite database to insert some polygon using Google Maps API in ...
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1answer
35 views

Seeking GIS Navigation App for High Accuracy Data? [closed]

Are there any mobile GIS applications that I can use to navigate to high accuracy data on android? I would like to load layers - a .shp or .kml and use the map to navigate to points. It needs to be ...
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44 views

Displaying real-time GeoJSON data in Android Google Maps

I'm building my first Android Google Maps app and I have some questions about how to add real time data. I want the marker of every point changed the color or the icon when the properties of the ...
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22 views

Installing QGIS Android Nightly?

I have a Samsung Galaxy Tab2 10.1 running Android 4.2.2. Device is GT P5110. Since 2013 I have, without any problem, been using QGIS. I installed from QGIS nightly at the time after finding the QGIS ...
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30 views

Using both Google Maps and Carto in Android App?

Can I use Google Maps as a background to an Android App and carto for the source of my data? I know is strange that I ask. But I think to use both solutions is better. Google Maps is a very good and ...
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73 views

Can I use SpatiaLite database using Room for Android?

I want to use the SpatiaLite database using Room library for my project. Is it possible to do? I have heard there is a custom open helper for the Room which might help to use the SpatiaLite db. But ...
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23 views

Imported .shp files will not load correctly in Android app MapIT

I am able to import .shp files created with ArcMap, but the features do not appear on my map. When I zoom to them I am taken to the North Pole. I assume this is a projection issue. MapIT has a much ...
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1answer
40 views

How can I make GeoServer's WMS layer .jar file in Android development Android studio

I'm new in Android development in geoserver's WMS map. Can I get .jar file of GeoServer's WMS layer? I couln't open it though I tried https://github.com/shalperin/android-wms.git
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1answer
51 views

Importing shapefile into Mapit

Unable to import an ESRI generated shapefile (just a simple polygon layer) into the Android app. MapIT does not recognize the file(s) in the upload screen, I can not select nor view it. I have ...
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1answer
46 views

Importing Several Latitude and longitude Points From a Smartphone App into a CSV File

I am using a GPS App on Android that export my location as a latitude and longitude values. For each location it exporting a separate data set: Latitude (LAT): 32.05796 N 32°3'28.6578" Longitude ...
3
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1answer
214 views

Why hybrid GIS application gets GPS position only from Google & not from the device

I have built a GIS application using Leaflet on the web, after I put this web application to run on Android as a hybrid GIS application I made the application work with offline basemap (offline usage ...
2
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1answer
50 views

Does longitude/latitude info come directly from GNSS chip on Android devices?

I'm trying to directly communicate with the GNSS chip on my device and I am not clear whether the RAW GNSS information is coming directly from the GNSS chip or not. I have used the application ...
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0answers
45 views

Bad projection from 4326 to 3857 Android

I have a point in Lat/Lon. I have checked in https://epsg.io/ thet the coords are ok, and are in the point I need it to be. My coords are 39.936421413580305,-0.11867087841782467. If you go to the ...
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1answer
60 views

Can Qfield be used with external GNSS service?

I'm currently testing an external GNSS service on my mobile device. It produces RTK corrected GNSS signal that is distributed over bluetooth as NMEA format. Is Qfield able to read an external GNSS ...
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66 views

Qfield crashes when adding a point for PostGIS layer

I'm working with Qfield and PostGIS layers. Before, we've had ready made PostGIS layers and we've just modified their attributes. Works just fine, despite occasional random crashes. But now that I ...
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1answer
45 views

Run GDAL on android and perform operations

Could one run gdal on android devices to perform some GIS operation, like viewshed, contours, etc?
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1answer
198 views

Openlayers 3. OnClick on touch device not triggering perfectly

I have the forEachFeatureAtPixel function and try to trigger an event on click on a point layer with a custom icon. However, the performance on touch devices is really bad. I need to click several ...
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0answers
23 views

Problem with overlapping transparency

I am making an Android app that has bathymetric lake data on a google map. I am new to GIS work. I get this info from the state of nebraska as an already formatted kml file. In the file they simply ...
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1answer
146 views

Google Maps Android SDK - Get features based on user location

I am using Google Maps Android Utility SDK, using GeoJSON features. I would like to, based on the user Location (which I already have) determine the features that contain this point. Does Google ...
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3answers
855 views

Render vector tiles to PNG on Android & iOS

I have an Android + iOS app using Google Maps SDKs to display a map, and I'm in the process of setting up an OSM tile server. I'm evaluating the possibility to use vector tiles instead of raster, but ...
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0answers
324 views

Data collector mobile app with mapping capabilities

At work we have a GIS solution platform with 50+ GB of data in a Postgres cluster. Almost all tables have spatial columns. We have several clients consuming this information for different needs. I'm ...
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2answers
323 views

Convert CSV GPS Logs to GPX on Android (GPSBabel on Android)

I bought a GPS Logger - a small device that will, while turned on, log the GPS Coordinates to a SD card every second. It has no display and no other UI than 3 buttons and a couple of LEDs. The Device ...
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2answers
3k views

GNSS raw measurements on Android: Does real time/post processing Differential techniques possible?

In the recent months we all saw kind of breakthrough in Android Smartphone GNSS receivers: GNSS raw measurements are now accessible, and this is significant since those are the most common form of ...
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42 views

load svg file in esri map in arcgis android sdk [closed]

How to load .svg file in Esri map android sdk version 10.2.9?
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1answer
577 views

Convert .osm/.pbf to .map for mapsforge

I have download latest version (0.46) of osmosis from https://wiki.openstreetmap.org/wiki/Osmosis#Downloading and mapsforge-map-writer-0.9.1.jar from http://search.maven.org/#search%7Cga%7C1%...
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1answer
152 views

Create a BalloonPopup with two buttons

I'm trying to create a BalloonPopup that has 2 different buttons or interactive elements, but I don't seem to manage a way to do this. The guide I'm following is here https://carto.com/developers/...
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0answers
54 views

Mbtiles not visible in geoodk app

I generated a mbtiles using wms process and wps process of geoserver. The mbtiles were generated successfully. I used coordinate system as 900913. Then I opened the geoodk android app and selected ...
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0answers
138 views

Calculate minimum Traveled distance from L Latlng in T time

I want some functionality in my Android/iOS application i.e. U user is travelling to L location, So when the U is 15 minute away from the L location he/she will get some Notification. What i tried so ...
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1answer
37 views

Customization of Line drawings in Carto Mobile

I've been following up the "Add a line" section in the tutorial of Getting started for the Carto Mobile SDK https://carto.com/docs/carto-engine/mobile-sdk/getting-started/#basic-map-features and so ...
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0answers
258 views

How can I build GDAL/ogr for Android which supports sqlite driver with Android Studio?

I'm working on an Android application with Android Studio. I want to use GDAL/ogr C++ library to convert two vector formats. Here, I want to convert Sqlite/Spatialite database to ESRI Shapefile. I ...
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0answers
50 views

Google Map cannot zoom less than 3 with custom tiles created with gdal

I have tiled a 2880 x 2880 image with gdal2tiles like this gdal2tiles.py -p raster -z 0-6 MyMap.png result It correctly create 6 folder with the tiles in them. My issue that I'm now trying to load ...
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0answers
147 views

Google Maps marker issue

I made a tracking application in which the admin device constantly sends coordinates to firebase and the user apps collects those coordinates to show marker on google maps, hence tracking the location....
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2answers
742 views

How to calculate distance between two 3D points in kilometers using postgis

I get latitude, longitude and altitude using android.location.Location, after that I send this data on the server, and save it using: update users set location = ST_SetSRID(ST_MakePoint(-40, 40, 40), ...
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0answers
336 views

draw path on indoor map using geoJSON avoiding obstacles

I'm a CS student and right now I'm developing an android app that uses google maps API, the problem is the map I'm working on is indoor and I'm facing problems when I want to draw a path from user ...
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1answer
136 views

Adding missing locations on OpenStreetMap programmatically for Android application?

i am working on android application using osm. Many locations are not on osm that google map providing. But i need to show all missing locations on osm also. what can i do to solve this problem? Can ...
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1answer
1k views

Maximum GPS-based location Sampling rate of smartphones

I am working on Android application that needs to take GPS locations at the rate of 10Hz to 1Hz. I tried it by setting 100ms for time interval for requestLocationUpdates(_, 100, _, _) function. But ...
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0answers
51 views

What is an $AIDSTAT data type in a NMEA sentence?

I'm the developer of the Android app GPSTest, and I've been testing it on a Samsung Galaxy S8+ with Android 8.0 beta. I'm seeing NMEA sentences from the device (via the OnNmeaMessageListener) that ...
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0answers
138 views

How to attach POIs in wikitude with google map places [closed]

I want to create android application which uses AR and using camera it found the different stores around it and highlight it as display in this image. I am using wikitude sdk(javascript API) and ...
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0answers
561 views

Use downloaded global OSM data in Android offline app

I am about to develop my first Android app (so I am a newbie in mobile app development). For this I will need OSM data of the whole globe, but only data with tags highway, boundary, waterway and ...
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1answer
884 views

Adding new geoJSON polyline layer to mapbox styles using Android Studio

I am trying to add new geoJson polyline layer to mapbox in Android Studio. It works fine if I am adding it using the default style of mapbox, but if I set my own styles, the line is not drawn anymore ...
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vote
1answer
336 views

QGIS2web HTML file opens on desktop but not tablet

I am using QGIS and a plugin called QGIS2web to make HTML webpage type maps. The plugin seems to write all the necessary files and folders into a single directory and if I move it around my Desktop PC ...
2
votes
1answer
232 views

Can I avoid the offline tile cache limit (i.e., 6k) by self-hosting a Mapbox vector tiles?

BACKGROUND I'm developing an off-line native Android mapping app. All map tiles (prefer vector, raster as fall back) must be cached locally on the device. Then the map will be overlaid with points of ...
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0answers
830 views

Want to access android location services in a leaflet.js project running in a webview

I am running leaflet.js project on my android app using a webview. Everything is great but for current user location leaflet uses GPS because it runs in a webview and as we know webview is extention ...
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2answers
301 views

Using Android phone as gps?

I need to do a field mapping and i already have the grid (points). I need to put this points in my phone and use my android device to find this points in the field. I won't have any internet ...
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vote
1answer
43 views

android to qgis exchange data format

I need to create a qgis plugin to import dip and dip direction data from an android compass app into an (existing) bedding data layer. I need some suggestion about the best exchange file format; my ...
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0answers
78 views

Esri android Geopackage

I'm using Spatialite Geopackage functions to convert SDE featureclass to Geopackage by iterating on a featurecurser.I'm doing it because we cant upgrade our ArcGIS platform version and we are working ...
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0answers
375 views

Mapbox Android SDK with Raster Tile Layer or mbTiles

Is it possible to add a raster TileLayer or mbTiles file as basemap of Android SDK? I do not want to use Mapbox Maps. I need to replace it with custom map with tile format or mbTiles. After Android ...