Questions tagged [android]

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

Filter by
Sorted by
Tagged with
0
votes
2answers
47 views

QField operating system

Does anybody know if Qfield can run on Ipad? My understanding is it was build to run on Android 4.3 or later version. Anybodu knows if it can run on with IOS?
0
votes
1answer
113 views

Difference between MapBox mbtiles and offline mbtiles for MapBox Android SDK

I know what have some difference between MapBox mbtiles and offline mbtiles for MapBox Android SDK. In offline mbtiles for SDK besides tiles contains: Style JSON. All fonts and icons associated ...
4
votes
1answer
3k views

Seeking Android app to save offline map and POIs? [closed]

I don't know much about GIS and would like to find an application for travelling with the following features: support Points of Interests (sights, restaurants, etc.); Clicking on any POI should ...
0
votes
2answers
490 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 ...
0
votes
3answers
629 views

Seeking tools to write smartphone application for bus map? [closed]

I noticed that few cities provide a bus map for smartphones. As a result, tourists usually resort to just taking the subway instead because it's easy to figure out, although riding a bus is a better ...
0
votes
1answer
995 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%...
0
votes
0answers
28 views

QField hyperlinks in Android

I am using QField for some mobile GIS on Android and would like to have a hyperlink in the attribute table that opens a file stored locally. If not in QField directly then in excel would work. None of ...
0
votes
1answer
607 views

Android call WFS GetFeature Service returns empty

I am trying to call a WFS GetFeature service to "implement" onClick get feature attribute popup (info window) but I am getting empty JSON. Here is WFS link that I am calling: http://geo-polis.gistemp....
3
votes
0answers
1k views

Explaining ${z}/${x}/${y}.png for offline map?

Im trying to build map with OMS under Linux (Ubuntu) to made an offline apps. Im working with Ionic and building just for Android for write now. I have the base code: var map; function init(...
0
votes
0answers
16 views

ArcGIS Explorer App on Android not displaying all account maps on different phones

I have created an mmpk file for use on an Android phone. I am testing this package out on two separate phones: Phone 1 - Motorola Moto G6 running Android 9 Phone 2 - Motorola Moto G Play Running ...
1
vote
2answers
289 views

Choosing GPS app to use for mapping bus routes? [closed]

I am looking for a GPS app for android to capture waypoints and lines. I'm going to map the route buses and the stop points. Which GPS app is recommended for marking “points” and marking the “lines”?...
0
votes
0answers
13 views

Retrieving which Polygon contains a point

I am using the ArcGIS Online and have a layer within a map. Within the layer I have several polygons. When I load the map via the com.esri.arcgisruntime library, I was able to load the polygons as ...
2
votes
1answer
342 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 ...
7
votes
2answers
5k 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 ...
0
votes
1answer
44 views

Using getmapasync() function instead of getmap() function in Android to plot GeoJSON file?

This is the code that I have used to plot GeoJSON file in Google Maps in Android: mMap = googleMap; SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager() ...
1
vote
0answers
24 views

Memory efficient shortest path algorithm for offline Android app [closed]

Finding the shortest path in a road network requires the road network to be loaded up in memory. Using Dijkstra's algorithm, for example, it searches through all the immediate road coordinates and ...
1
vote
2answers
11k views

Exporting directions from Google to KML?

I used Google to draw directions from one location to another location, but can't find a way to export it as KML so I can import it into my Android smartphone. Is there a way, or must directions be ...
1
vote
0answers
18 views

Memory management in offline routing with n waypoints?

I am trying to build an offline routing system with a map database on a portable Android device. Since I am still doing some research, I am stuck on what I think is a fundamental problem. To find the ...
0
votes
1answer
207 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 ...
2
votes
1answer
2k 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 ...
0
votes
1answer
66 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
1
vote
1answer
79 views

Determine when an object nears a point

Context: When an Uber vehicle is very close to the destination, there is an alert on the driver app that indicates that the destination has arrived. This determination is quite accurate. Two ...
3
votes
1answer
63 views

Combining GPS and WiFi geolocation

I see that Google combines GPS with WiFi geolocation results to increase location accuracy. Does anyone know how it's done? How is WiFi information useful when it can have 10m+ accuracy? Is it only ...
2
votes
1answer
89 views

Run GDAL on android and perform operations

Could one run gdal on android devices to perform some GIS operation, like viewshed, contours, etc?
0
votes
1answer
35 views

Easytouse Android app to visualise offline maps [closed]

I need to propose an application android, ultrasimple of use which proposes to visualize various layers offline (french Scan25, Orthophoto). The idea would be to create mbtiles (with QGIS, Mobac, ...
0
votes
0answers
32 views

QField does not show Bluestacks-Windows shared folder

I'm trying to use QField in the Android emulator Bluestacks for Windows 10. When I try to open a project, indeed I can access the natives samples projects because they are stored on another directory, ...
1
vote
0answers
38 views

Using QField in an Android emulator for Windows 10

I would like to use the QField application in a free and user-friendly Android emulator for Windows 10. May you recommand one ?
0
votes
0answers
60 views

Creating and saving OpenStreetMap locations within GeoJSON file?

I am not experienced in working with OpenStreetMap, but I am wanting to collect points. All points that the user collects will be saved inside a GeoJSON file, however whenever I use this, the file is ...
0
votes
0answers
86 views

Start a tile server on Android app

We want to have a offline Leaflet map on mobile. For this we want to use some kind of Android app which will serve as a tile provider when offline. The Leaflet will refer to this Android app as tile ...
1
vote
1answer
39 views

ShapefileFeatureTable cannot be converted to FeatureTable with Android?

I'm creating an Android application to display shapefiles. I'm using this code that I found on the Internet: try { ShapefileFeatureTable shapefileFeatureTable = new ShapefileFeatureTable("...
3
votes
2answers
600 views

How can I read Digital Elevation Model?

I downloaded a Digital Elevation Model of Mexico from here, and when I extracted the .rar, I got these files: Republica30_R60m.bil, Republica30_R60m.hdr, Republica30_R60m.prj and Republica30_R60m.stx. ...
1
vote
0answers
789 views

Weird polyline mapbox when drawing on android from pgRouting

I am creating android apps which can show the route that generated from pgRouting, and return geojson file. I already can draw the polyline on the web with mapbox-gl js with this code: var geojson = ...
0
votes
0answers
30 views

Filtering Custom Mapbox style implemented in Android

I created Custom Mapbox styles by importing Tilesets containing custom point locations in it.I implemented the same style in my android app.I can access the data inside each points by using ...
1
vote
0answers
96 views

calculating HRMS using NMEA sentences including GPGGA , GPGSV, GLGSV, QZGSV,QZGSA, GPGSA?

I have NMEA sentences including GPGGA , GPGSV, GLGSV, QZGSV,QZGSA, GPGSA and GNGSA. my goal is to achieve HRMS accuracy meter. produced android devices for special intent gives GP/GN GST nmea message ...
0
votes
0answers
25 views

Bringing GeoServer data into Mapbox in Android

I have some point locations and polygons published in GeoServer. I am creating an Android Application to display those data using Mapbox. Is there a way I can do that? (I am completely new to this.)
1
vote
0answers
151 views

RTKGPS+ : Could we use the mobile device as a rover?

Using an Android (version 9) based smartphone, I installed RTKGPS+ ( https://github.com/eltorio/RtkGps ) from the play store. I wonder if it's possible to use the internal GPS chip of the smartphone ...
1
vote
0answers
141 views

.svg image is not loaded into webview in android

I'm using leaflet and trying to load .svg image on webview. `//Create the bounds and image to add. var imageUrl = mapData.plan.image; var imageBounds = [[mapData.plan.size_x, 0], [0, ...
0
votes
0answers
141 views

MapBox SDK load local MBTiles

does anyone know how I can load local MBTiles from the device storage using the MapBox SDK? The vector Tiles come from this Website: https://openmaptiles.com/downloads/planet/ The same page offers ...
0
votes
0answers
15 views

Android laggy map after adding vector objects

I'm using GLMap to render over 5000 vector objects in an Android Application. Here is the framework I'm using: https://getyourmap.com/ Currently, I have Shapefiles which I convert with https://...
0
votes
1answer
89 views

Running QField without a Google account [closed]

I'd like to give QField a try but I can not install it from Google Play Store. I do not want to create a Google account for privacy concerns. Is there a possibility to install QField without using ...
1
vote
1answer
553 views

Display local tiles with OpenLayers that are generated by MapTiler from a (.tif) georeferenced image

I'm working on a mobile app and trying to use my locally stored tiles that I generate using MapTiler software. after tiling my image.tif I have many folders of png images and two other files: ...
0
votes
0answers
63 views

Android Library to convert ESRI Shapefiles to GeoJSON

I'm building an Android App for display ESRI Shapefiles but unfortunately, there are only a few free SDKs which support Shapefiles. Most of them working with GeoJSON, so now I'm looking for an Android ...
0
votes
0answers
116 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: [?...
1
vote
0answers
26 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 ...
0
votes
1answer
44 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 ...
6
votes
2answers
27k views

Looking for an android solution for offline kml/kmz file viewer with gps support

I have some KMZ files of cadastral maps. I need to fiscally go to the boundaries of my lands (parcels) and take a look at where they are with the gps and maps support. Some of these places are not ...
0
votes
0answers
130 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 ...
0
votes
0answers
25 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 ...
0
votes
0answers
61 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 ...
64
votes
5answers
99k views

Seeking Mobile GIS applications for Android Tablets? [duplicate]

I know that ArcGIS is available for Android, but does anyone know of any other GIS apps that are available for Android tablets?