Questions tagged [ios]

iOS (originally iPhone OS) is a mobile operating system developed and distributed by Apple Inc.

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21 views

How To parse one UTM location with a zone into another UTM location with another zone?

I'm working on an iOS app where the user can input 2 UTM locations, but the user is inputting 2 UTM locations with different UTM zones and I need to project one of them into another zone. I tried to ...
2
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0answers
21 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 ...
1
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1answer
95 views

Installing ArcGIS collector on iPhone

I have two volunteers using iPhones with ArcGIS collector, but cannot get Collector installed on one of them. iPhone 5 running 6.1.2 installs fine however, the other, an iPhone 5 running iOS 6.1.3. ...
2
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2answers
910 views

Open source software for car navigation on iOS platform

I'm trying to make a car offline navigation app for iOS. Now I analyze OpenStreetMap features what to use. I would like to know if there is open source solution for the following parts of app: best ...
9
votes
5answers
18k views

Capturing accurate GPS points using mobile devices

I'm currently working in Vietnam as a climbing guide, but am putting my GIS skills to use by doing a side project for the company involving the mapping of climbing routes. Along with another employee ...
4
votes
1answer
44 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 ...
0
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2answers
64 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?
15
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7answers
4k views

What iOS (iPhone/iPad) app from the App Store can I use to collect data?

What iOS app from the iTunes App Store can I use to collect data (mainly points, perhaps photos) and later import them into my GIS? I am mainly interested in an out-of-the-box solution, not develop ...
0
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1answer
32 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 ...
1
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0answers
150 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 ...
2
votes
3answers
4k views

Performing TIFF to MBTILES conversion on Mac?

I have a large number of tiff files (map tiles) along with tab and tfw file types as part of an Ordnance Survey download. This is for an offline iOS app. I managed to get the tiffs into QGIS with ...
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0answers
44 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 ...
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0answers
42 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?
2
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0answers
96 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(...
2
votes
2answers
1k 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.
3
votes
1answer
645 views

Seeking iOS GIS applications/frameworks for mobile data acquisition?

I'm starting to develop an application for iPad which should enable the users to go to the field and acquire georeferenced information. The idea is to enable acquisition of points and polygons, and ...
1
vote
0answers
152 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 ...
2
votes
0answers
151 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 ...
5
votes
3answers
2k 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 ...
4
votes
0answers
304 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. ...
0
votes
1answer
98 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 ...
0
votes
1answer
538 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 ...
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0answers
33 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
0answers
183 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 ...
4
votes
2answers
424 views

iPhone app to record 3D location information

Does anyone know of an app that would run on an iPhone or iTouch that would record the X,Y and Z information from an external GPS? I am using a Dual XGPS150 Bluetooth receiver. The GPS will record ...
9
votes
1answer
5k views

Seeking native spatially-enabled SDK to deploy GIS data on iOS and Android mobile devices?

I am only interested in iOS and Android options that allow me to build native solutions to render/collect data. Response time is very important, since I want to be able to draw many geometries - not ...
1
vote
0answers
27 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
1answer
167 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.
3
votes
4answers
421 views

Format for viewing vector files offline and mobile

I wish to create a custom mobile application for Android and/or iOS for a school project that will allow a user to view (not edit, just view) specified ESRI shapefiles while offline. Shapefiles at ...
3
votes
1answer
248 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 ...
-1
votes
1answer
203 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 ...
0
votes
0answers
34 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 (...
8
votes
3answers
4k views

Downloading specific OpenStreetMap data by tag?

I'd like to write an iPhone app which uses OSM data to map canals. The data is tagged in OSM as canals, but I'm not entirely sure how to download it. Libraries like route-me don't seem to provide a ...
2
votes
1answer
2k views

How to determine when mapview zoom level has changed using Mapbox-iOS-SDK?

I am using Mapbox-iOS-SDK 2.1.2 and I need to know when the user changes zoom level on the map view. I know how to get the current zoom level, but I don't see any delegate methods for determining ...
1
vote
0answers
226 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. ...
2
votes
2answers
319 views

Compass Navigation With ArcGIS SDK for iOS

There's a sample provided by esri named GpsSample (I can't find a way to upload it here) Anyway, the sample includes multiple selections for mapview's locationDisplay autoPanMode property I'm trying ...
7
votes
2answers
5k views

Does iOS know the phone's location solely from cell tower, i.e. without GPS data?

Question Does the iOS operating system know the phone's location even if one could turn off the iPhone's built-in GPS module or if it was broken? Elaboration What I understand I understand that ...
1
vote
0answers
188 views

WMS getfeatureinfo implementation over google maps

I am using 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 ...
2
votes
1answer
743 views

APIs to render custom WMTS source

We have a custom WMTS source which we want to show on Android and iOS. What would be my options to do this using native APIs (so no Leaflet or OpenLayers)? An ideal API not only shows the maps but ...
3
votes
0answers
125 views

ESRI iOS SDK application size [closed]

I'm developing a simple app with ESRI iOS SDK. I set up esri-sdk for iOS with CocoaPods, but CocoaPods installs all frameworks in project. In Xcode theestimated project size is about 250 MB. I'm ...
0
votes
1answer
118 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 ...
1
vote
1answer
57 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 ...
2
votes
0answers
544 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 ...
0
votes
2answers
231 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 ...
4
votes
5answers
10k views

Convert from WGS84 to GDA94/MGA94 on iOS

I have a mobile app (iPhone/iPad) for recording data and taking notes, including photographs, and a government client needs GPS coordinates attached to each photo. They require coordinates in the ...
1
vote
2answers
456 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 ...
0
votes
1answer
1k views

Map box GL mature / appropriate for own OSM-Tileserver

I am quite new to this topic and currently trying to decide what library to use for developing OSM-apps with my own tile-server for Android, iOS and Websites (currently using Leaflet for websites) - ...
4
votes
2answers
2k views

Touch 'tap' event not available on openlayers 2.11 map (update: click works fine)

According to Will mousedown events fire with Touch events on OpenLayers mobile?, openlayers 2.11 supports click-like behaviour for vector layers only. Separate from that, regular pinching/zooming/...
3
votes
1answer
343 views

Getting ArcGIS.com-created map to show up in sample app

I've been experimenting with the My First iOS app example, trying to get it to display a Bing map layer I created on ArcGIS.com. However, the layer doesn't display. In the sample app's code, when it ...
1
vote
1answer
449 views

How to use custom offline map in iOS app [closed]

I'm developing an iPhone offline map application. I've illustrator map georeferenced (using mapublisher), have geodatabase (http://goo.gl/isw6IP) and parking data (shp/csv). Requirements: The map ...