Questions tagged [ios]
iOS (originally iPhone OS) is a mobile operating system developed and distributed by Apple Inc.
115
questions
0
votes
0
answers
13
views
QField crashes on iPhone when opening a QFieldCloud Project
I am setting up QField projects for crew leaders on our forestry crews, and one of them has an iPhone, and QField crashes every time he tries to open a QFieldCloud project from QField on his iPhone.
...
- 31
0
votes
0
answers
19
views
Connecting Trimble R2 in QuickCapture
I am attempting to connect my Trimble R2 to my iPad 10th generation to use in Esri QuickCapture. I am able to connect the antenna to my device and connect through Trimble Mobile Manager app. However, ...
0
votes
1
answer
67
views
QField and PostGIS on iOS
I have no issues with setting up a QField project with PostGIS layer on Android. However, I can't do it with for an iPhone, even though I've put the pg_service.conf file on QField root and auth ...
- 121
1
vote
0
answers
36
views
Retrieve GeoPackage QField iOS
I have created a QField project With a point layer to capture data and to store photos in a DCIM folder.
The project is being used in iOS.
The project was created using Qfield cloud.
The project is ...
- 11
0
votes
0
answers
55
views
Folium map not displayed in Safari
I have created a map with Folium in Python. It is displayed in Chrome. But Safari just shows the page in blank and the map is not displayed. The problem persists after removing markers and other ...
0
votes
0
answers
29
views
Syncing QfField with Android
I've been running into syncing errors when trying to view new files I've uploaded to my desktop QGIS project (synced with QField Cloud project) on my Android device. I'm unable to view files and a ...
1
vote
0
answers
72
views
QField on iPhone: is it possible to authenticate Postgis layers using connection service file pg_service.conf?
While using QField on Android phones to work with Postgis layers, I can authenticate with my login information stored in the file pg_service.conf, which is placed at Android\data\ch.opengis.qfield\...
- 2,024
0
votes
0
answers
138
views
Using iPhone coordinates with Leaflet
I'm working on a Leaflet map using Chrome on a PC and everything works fine when I use my computer or Android phone.
But when viewed in Chrome on an iPhone, the coordinates get shifted, like below.
.
...
- 11
1
vote
2
answers
795
views
Import URL in QField on iPhone not working
I have the prepared project files stored in a folder in my Dropbox. It is the link to this folder I enter in the “Import URL”-field (I have also tried pasting a link to a zipped version of it). Not ...
- 11
1
vote
1
answer
282
views
OSM contributors attribution and the default controls inside the OpenLayers map are not proper as per the OpenLayers examples
i am implementing an OpenLayers map inside an Ionic application for iOS. However the OpenStreetMap contributors attribution is not coming in the proper way. It is coming in the middle of the screen. ...
- 121
2
votes
1
answer
815
views
QField - Can't access local storage on iPhone
I usually use Android products with QField but right now I need to evaluate all portable solutions, which includes iOS. However, just when I come to the data storage access in order to load a new ...
- 21
5
votes
4
answers
1k
views
Build GDAL 3.x for iOS
I've been building GDAL 2.x for iOS for years but I will have a compelling need to upgrade to 3.6 when it is released (hopefully later this year). Therefore I now need to be able to build GDAL 3.x ...
- 8,466
0
votes
2
answers
154
views
How do I view KML network layers or WMS layers on mobile?
I want to view live layers (KML Network or WMS) on the phone. Google Earth application is very useful and advantageous for me and my team. But I guess Google Earth doesn't support live layers. Do I ...
- 149
3
votes
1
answer
3k
views
Qfield on IOS import data
I’m new in this forum. I’m not a native English speaker and I’m not very familiar with all the GIS-specific terms.
I’ve tried unsuccessfully to import data to QField on my iPad Pro.
I’m using a ...
- 31
0
votes
0
answers
841
views
Connect Trimble R10 GNSS to iOS and use external position
I want to pair a Trimble R10 to an iOS device and use the location data from the R10 in a iOS app.
I found this tutorial and these NMEA Bluetooth settings, but I when I try to connect the iOS device ...
- 571
0
votes
0
answers
321
views
Open shapefile in iOS with GDAL
I'm trying to open a shapefile on iOS with GDAL 2.2.2 and getting error 4 :
GDALDataset *poDS;
GDALAllRegister();
poDS = (GDALDataset *) GDALOpen( filename.UTF8String, GA_ReadOnly );
if( poDS == NULL ...
- 101
1
vote
0
answers
174
views
Using ArcGIS Pro via GNSS Connect to iPhone to obtain GPS
ArcGIS Pro 2.7 on a Microsoft Windows laptop can connect to a GNSS device via Bluetooth or cable. Users don't always have a GPS device in the field, but they will have an iPhone. Since the Collector ...
- 1,169
0
votes
0
answers
40
views
Seeking maps to use on iPhone/Android app
How can I get data of the earth map on the iOS sdk "Swift" containing data altitude too?
I would like to use all world map, gps position (but I think that's not a matter) and altitude of all ...
- 1
1
vote
0
answers
261
views
How to enable positioning in underground Metro/Subway stations for smartphones? [closed]
Summary: my smartphone can't do public transport journey planning in underground metro and subway stations because it doesn't know where it is.
Is there a description for cities and public transport ...
- 171
2
votes
1
answer
2k
views
Building GDAL for iOS
I am interested in building GDAL for iOS. I have managed to build successfully for macOS by building from sources with:
./configure --with-python=python3 --with-proj=/usr/local/Cellar/proj/7.0.1 --...
- 123
1
vote
0
answers
225
views
Leaflet page scrolling issue on iOS [closed]
I am currently using Leaflet 1.6.0 stable version. Everything works fine except the page is preventing scroll on iOS phones (tested on Safari & Chrome). I have done some workarounds via this ...
2
votes
0
answers
80
views
Project point from one UTM zone to other
I am currently working on a project where we have to figure out the position of one point based on the known position of two (user-input) points.
Now the problem is that the users could provide two ...
- 21
5
votes
1
answer
812
views
Relationship between Android bearing and iOS course?
I'm a mobile developer working on an Android and iOS app that displays the user's location and various POIs on a map. I've been comparing the location objects that I get back from Android and iOS and ...
- 51
2
votes
2
answers
1k
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?
- 245
0
votes
1
answer
702
views
How to rendering and manipulate GeoTIFF image in iOS devices?
I am experienced iOS developer but I am new to geographical information manipulation. I am developing an iOS application that require me to render a geotiff image file (as a map) and be able to edit ...
- 101
1
vote
1
answer
673
views
ArcGIS Collector with ArcGIS Portal webmap failing on attachments
I have a web map that has been created on ArcGIS Portal. Our Portal is federated. The feature layer (service) and web map have all the required settings based on the documentation of ArcGIS Collector ...
0
votes
0
answers
210
views
Leaflet image overlays and iOS 12: partial rendering
My PWA (using Leaflet 1.5.1) is currently running (since 2 years) on Android and iOS without problems, until iOS 12 was released. From that point on I have very weird issues on iPhone and iPad.
Main ...
- 117
1
vote
0
answers
79
views
Using carto mobile iOS sdk download offline map having satellite map style instead of normal map style
Is there any way to use satellite map style for maps downloaded for offline usage using Carto Mobile SDK?
3
votes
0
answers
163
views
GDALOpenEx() doesn't works anymore with iOS 12
I'm using GDAL in a iOS application. Everything was fine since the iOS 12 SDK update. Now, when I try to open a database (.sqlite file here) with this line
GDALOpenEx(dataSourceConnectionString.c_str(...
- 31
1
vote
0
answers
260
views
Converting latitude/longitude to full range referential
I have a list of latitudes and longitudes expressed as follow:
-1 <= latitude <= 0
0 <= longitude <= 1
Those coordinates represent POIs on a fantasy map displayed using the Leaflet ...
- 111
7
votes
3
answers
5k
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 ...
- 594
6
votes
1
answer
874
views
Vector tile layer over Google Maps or MapKit in iOS?
I'm looking for a way to add a vector tile layer instead of the built in raster layer for Google Maps or MapKit in iOS but I can't seem to find anything that isn't a complete replacement like MapBox. ...
- 161
0
votes
0
answers
36
views
When using an iphone the user cannot update features using the collector app when hidden required fields are present
I have a layer that I want to use in collector but some of the fields in that layer are hidden as I want to use them at a later stage in a "Review WebMap". On an iphone i cant submit a survey but I ...
1
vote
0
answers
226
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 ...
- 111
2
votes
0
answers
285
views
Not able to load mbtiles in ArcGIS runtime SDK
I'm not able to load mbtiles in any layer using arcgis runtime sdk version 100.1 for iOS. Is it possible to do that in new version of run time sdk. In old runtime SDK, I have used AGSTiledServiceLayer ...
1
vote
0
answers
39
views
Carto PackageManager return null on Xamarin.iOS
I have such problem: On Xamarin.IOS Package Manager returns null after invoking GetLocalPackage(packageId) in several places of the application;
What do I know about the issue:
1) This happens ...
0
votes
1
answer
2k
views
Mapbox GL control visibility on multiple labels using zoom attribute
I have a point dataset that is intended only as labels. Each label has a pre-calculated minZoom attribute to one decimal place, e.g. 6.1. While there are labels that share the same value, they vary ...
- 187
3
votes
1
answer
461
views
OSM Perspective View for Android/iOS
I am recently working on a project where i want to show a skiarea in a perspective view, like you know it from maps of skiresorts where the ski lifts are displayed. Are there any libraries where i can ...
- 143
0
votes
1
answer
148
views
ArcGIS Explorer iOS App can't load map with bing basemap
In the Explorer iOS app, I am getting an error that says "Missing bing maps key" when opening a map with a bing map as the basemap. The bing basemap works fine on the full website and mobile website ...
- 101
-1
votes
1
answer
293
views
Is GeoPDF suitable for mobile-navigation app?
I need to develop mobile app that display geo-referenced image. User should be able see own position on it and do simple navigation. Plus turn on/off vector layers.
Now I am looking format/mobile ...
- 389
0
votes
0
answers
67
views
Check if a map region has been already visited
I'm building an iOS app and this is my first experience with maps. The issue is pretty simple: the user can move the map with his/her finger. Each time this happens I download some info from a server (...
- 101
1
vote
0
answers
437
views
Calculating a proper region with insets for my MapView
In my app I'd like to create a snapshot of a Map and as I have a custom tile-source I need to create that on my own.
I am currently stuck creating a proper region that fit's a track I want to display.
...
- 1,011
1
vote
0
answers
305
views
WMS GetFeatureInfo implementation over Google Maps
I am using the Google SDK for my base maps. I can see my layers from GeoServer overlayed on Google Maps but I am stuck at the GetFeatureInfo request.
(void) mapView: (GMSMapView * ) mapView1 ...
- 11
4
votes
3
answers
2k
views
Load mbtiles by Mapbox iOS & Android SDK
Is it possible to read .mbtiles files through Mapbox iOS or Android SDK?
I'm trying to download .mbtiles from osm2vectortiles.org and setting up a full offline application running offline maps.
- 141
0
votes
1
answer
161
views
ArcGIS IOS load TPK from Shared Container AGSLocalTiledLayer
I have 2 apps that are trying to share the same TPK offline base map. I have App Groups enabled and have the TPK file stored in the shared container but it does not seem to work when referencing the ...
- 145
2
votes
0
answers
806
views
How to compare a theoretical GPS route and a real one?
In an iPhone app, I'm trying to generate a roadbook automatically based on a real recorded route. I have figured out an algorithm to use a directions service to do it, but my algorithm needs to be ...
- 121
1
vote
1
answer
68
views
iOS Sharing of Base Map file between several apps
I am new to iOS development and looking for general advice on how to achieve the following situation:
We have developed our first iOS mapping application using the Agentry platform. The application ...
- 145
0
votes
2
answers
316
views
ArcGIS Javascript BasemapToggle requires double click on iOS Cordova
I am developing a Cordova application using the ArcGIS Javascript SDK. One minor annoyance I have run into that I can not quite figure out is why the BaseMapToggle & GeoLocate options require a ...
- 145
1
vote
2
answers
1k
views
Is there an easy way to find closest point on line in iOS?
I have a coordinate, and a path. I need to find a point on path closest to my coordinate.
Something like http://turfjs.org/static/docs/module-turf_point-on-line.html but for iOS. ArcGIS doesn't seem ...
- 123
0
votes
1
answer
188
views
Public transport offline routing [closed]
Is it possible to make offline public transport routing? What services should I use and what steps are? I'm developing in iOS platform.
