Questions tagged [ios]

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

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15
votes
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 ...
11
votes
3answers
7k views

Google Maps layer copyright popup every time map updated / user input

I have used a Google Maps hybrid layer in Openlayers in my HTML5 iOS app for months now and it worked perfectly. Just recently they changed something because the 'Map data...' line at the bottom looks ...
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 ...
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 ...
7
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 ...
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 ...
7
votes
1answer
211 views

GIS Server for web service

I am building an app that has some GIS requirements that go a little beyond (I think) what I can retrieve from existing online web services resources so I am attempting to build a server of my own to ...
6
votes
4answers
634 views

What type of OS is best for ESRI mobile Development?

I know there is going to be varied opinions on this question. We're being asked to create some mobile maps for various departments in our county. This happens to come at a time when AT&T has ...
5
votes
1answer
2k views

Probability of iOS/Android device location accuracy

I'm working with Android and iOS apps that report location. Both iOS and Android can derive location from a combination of cell tower triangulation, visible wifi access points, and assisted GPS. The ...
5
votes
3answers
2k views

Vector Mapping for iOS?

Are there any vector map data providers with API's, that i can use to build my app on iOS natively (not on a webview). Specifically im looking for: For a library/framework that uses existing map ...
5
votes
0answers
234 views

ArcGIS reloadData runs very slow on iOS [closed]

So I have some points on a map. I've written code to allow the user to drag a point around the screen which more or less looks like this. - (void) mapView:(AGSMapView *) mapView ...
4
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
2answers
4k views

Convert GPS coordinate to ArcGIS x,y point?

I'm trying to plot some AGSSimpleMarkerSymbol's in a AGSGraphicsLayer. The issue I'm running into is that the data I'm starting with are GPS coordinates (lat/lon). I'm using AGSPoint to plot the data, ...
4
votes
2answers
3k views

How to integrate Proj4 into an iOS / iPhone project?

This may be overkill, but I need to reproject a point coming from the CLLocationManager, which is in EPSG:4326, to Dutch RD (Double Stereographic, EPSG:28992) in my iOS application and I am using ...
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 ...
4
votes
2answers
422 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 ...
4
votes
1answer
31 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 ...
4
votes
1answer
2k views

How to show a geoTiff on an iOS application?

I'm developing an iOS application that will use offline maps. These maps are on GeoTiff format but I don't know how to do it. I've found this question: How to display a GeoTIFF on mapView but it uses ...
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/...
4
votes
0answers
269 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. ...
3
votes
4answers
398 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
234 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 ...
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 ...
3
votes
1answer
3k views

Best approach for indexing a SQLite database containing geoJSON spatial objects?

I'm building an iOS application for public release. My architecture currently includes Mapbox, Parse, geoJSON and SQLite for the local store. The app will store spatial objects locally as a string in ...
3
votes
1answer
943 views

Visualization libraries for rendering 3D GIS world on iOS/Android

Are there any good 3D libraries/frameworks for rendering 3D worlds in geospatial coordinates on mobile platforms? Use case: I have some known 3D geospatial features (eg. buildings) with their ...
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 ...
3
votes
0answers
1k views

Can Google Geocode returning addresses nearby

I am using google geocoding to bring me addresses according to what a user type on the search box in my iOS app. I would like to know if it is possible, lets say when the user types m google api ...
3
votes
1answer
633 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 ...
2
votes
3answers
1k views

Is there an iOS app to display several offline raster maps with transparency?

There are several iPhone apps displaying offline maps. Some of them can show custom maps, for instance loaded as MBTiles or sqlite files. Galileo-app does this pretty well. But it is only possible ...
2
votes
1answer
973 views

Requesting map tiles from a wms server in epsg:900913 fails

I'm trying to figure out how to query a WMS server by using latitude/longitude coordinates. The reason is I'm trying to create an iPhone application and overlay custom tiles with data from the WMS ...
2
votes
1answer
2k views

Offline satellite map of a specific area for an iOS app

I have a client that wants an offline satellite map as part of an iOS application. The map is of a specific area and needs to be able to be loaded without a connection. From my research I'm pretty ...
2
votes
3answers
1k views

Snap! vs. Fulcrum for GIS data collection offline?

I am evaluating field data collection form-making apps and looking at Snap! or Fulcrum, or something else you know about that I don't! The key features it needs to have are: Map-based: I need to ...
2
votes
2answers
3k views

Vector Tile Rendering on iOS

I'm developing an iOS app for displaying my own custom map data (on GeoServer). The SDK I'm using to display my map is route-me (Alpstein fork) as the map viewer for now. route-me supports raster ...
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 ...
2
votes
2answers
711 views

Displaying multiple regions shapefiles on iOS device?

How can I display multiple shapefiles on an iOS device? My client is asking to display all the states in a different color, and again cities in a different color and all the fields in a different ...
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.
2
votes
2answers
310 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 ...
2
votes
1answer
739 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 ...
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 ...
2
votes
1answer
351 views

ArcGIS IOS not displaying all layers of a TPK file

I have an ArcGIS tpk file with 12 layers in it (Created a Tile package with 12 levels of detail). I used the tpk file as a local tiled layer and added it to my mapView but when i debug it, it seems ...
2
votes
1answer
896 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 ...
2
votes
1answer
2k views

Embedded images in KMZ not shown on Google Earth for iOS

I've created KMZs that work well in Google Earth. Their placemarks reference embedded images files like so <Placemark> <name><![CDATA[IMG_1288]]></name> <Snippet maxLines="...
2
votes
2answers
2k views

Finding the Nearest Landmass to A Point In The Ocean via API

I'm building an iPhone app that often ends up in a point that is in the middle of the ocean. I want to be able to find the nearest landmasses, which in some casses are thousands of miles away. So far ...
2
votes
0answers
92 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
0answers
139 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 ...
2
votes
0answers
506 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 ...
2
votes
0answers
209 views

Google Maps Licensing

Sorry if this isn't the right place to ask this, I've tried looking around for support forums and have found none. I had a question regarding the ToS of Google Maps/Earth, it can be found here: https:...
1
vote
1answer
938 views

How to view ArcGIS Online-created web mapping application on my device?

I have an ESRI Organizational account and an iphone 4s (iOS 7.1.1). On my phone using the ArcGIS app, I am able to see all maps created in My Groups, but I cannot see a single web mapping application....
1
vote
2answers
269 views

Is there a way to detect that the extent has changed in an app using the ESRI iOS SDK?

Is there a delegate, callback, or other method that can be used to detect that the extent of the map has been changed in the ESRI iOS SDK?
1
vote
2answers
2k views

Creating Mobile web mapping application [closed]

I was interested in creating a mapping application in the iOS environment. I have looked at what ESRI has to offer, but I am interested in open source. Could anybody suggest any documentation or point ...