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Questions tagged [ios]

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

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2
votes
1answer
740 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 ...
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
1answer
508 views

Getting Only Distinct Values Using Query in ArcGIS iOS

Can any one Please tell me how can i Get only Distinct Values While Using Query and QueryTask in ArcGIS iOS SDK This the Code i Write for Getting all the Names. -(void)viewDidLoad { NSURL* url ...
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 ...
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 ...
0
votes
0answers
1k views

How to Calculate Geolocation Intersection of Two Vectors?

I'm unfamiliar with much GIS terminology but am tasked with solving a specific geolocation problem. For what it is worth, this is for an iOS project, so the data I can collect for analysis is that ...
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
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 ...
1
vote
1answer
2k views

replacing dijit.ComboBox with dijit.Select results in error (ArcGIS Javascript API)

I am currently populating a Dojo ItemFileReadStore with the results of an ArcGIS query (Javascript 3.4 API), which is then passed to a Dijit COmboBox. I am now having problems with the ComboBox in iOS ...
1
vote
3answers
77 views

What kind of improvement can be done for raster tiles for mobile usage

We generate raster map tiles and deploy them in the server, then we use javascript in the client to request the tiles and re-organize them to map.(like google map and Openstreetmap). However this is ...
1
vote
0answers
538 views

Math algorithm for n amount points in objective-c

I need some information about the Answer on an earlier Question. I need this calculation for an iOS App. I have three points with different Circles. I understand the problem and your solution. But i ...
1
vote
0answers
81 views

Finding list of bus stops and what is next

First of all apilogies if this is already discussed. I am a low vision person and there is only so much time I can spend searching for information as it is stressful on the eyes. I spent considerable ...
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 ...
1
vote
1answer
719 views

Google maps on iOS - query string to achieve what I need

I would like Google maps to show indoor maps on iOS. I use Google API on Android, but accordingly to their site, Google maps SDK for iOS does not support indoor mapping. Thus, I think the closest ...
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 ...
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 ...
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 ...
0
votes
0answers
260 views

cannot submit address to Google geocoder on iPad: ArcGIS JS webmap app

I am working on a web map app for desktop and iPads. The app uses a Google geocoder to locate addresses or intersections, added with the standard code in 'init': geocoder = new google.maps.Geocoder()...
0
votes
1answer
318 views

ArcGIS mobile to use external GPS device

Im currently tasked to create an app that would sketch a GPS Device's movement and plot it on the ArcGIS map. By default, the ArcGIS locationDisplay class calls the IOS class CLLocation to retrieve ...
2
votes
2answers
712 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
1answer
897 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 ...
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, ...
1
vote
2answers
186 views

Offline data and less space with Ruby

I have a very specific problem. I am trying to build an offline map on leaflet, rhomobile(based on ruby) and OSM data. The problem is that I am making now a offline layer images folder with the city ...
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 ...
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 ...
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 ...
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

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="...
1
vote
2answers
271 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
0answers
166 views

Can a Bluetooth barcode reader update a Geodatabase via ArcGIS Server on iPad?

I need the ability for a field operator (using an iPad) to select a feature in a geodatabase served via ArcGIS Server, and scan its barcode, which should be entered into the geodatabase as an ...
3
votes
1answer
944 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 ...
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 ...
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 ...
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/...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...