Google Maps is a web mapping service application and technology provided by Google free (for non-commercial use),

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1
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2answers
64 views

Custom UMN Mapserver WMS layer over Google API

I am using Google maps for my application. For getting some custom private map data, I have set up a WMS using Mapserver. How can I add this Custom UMN Mapserver WMS layer over Google API (without ...
0
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0answers
140 views

Google Maps V3 + multiple Fusion Table layers = inconsistent markers?

One of my colleagues is working on a map for a news story and is having some difficulty getting the markers to consistently show up. Changing the order in which the layers instantiate is causing ...
0
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1answer
128 views

Google Maps: Decoded polylines showing up incorrectly

I'm trying to draw an encoded polyline via the Google Maps API (v3), and it seems to draw 'sort of' correctly (as in, roughly in the right area of the world ;) ) but otherwise is very, very wrong. ...
0
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0answers
33 views

How to paint area below certain elevation, using no coding and Google Maps, Google Earth, Bing

How can I show the area below a certain elevation, using Google Maps, Google Earth, Bing Maps or similar end-user application, and no coding? Thanks in advance
0
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1answer
59 views

How to make it clickable kml file that has been google maps

I have uploaded a kml file into google maps. Now i need to make it clickable. Can there is a way to do this. or I need to upload by code only?
1
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2answers
47 views

qgis polygon to coordinates

I have the ordnance survey postcode polygons, i can get the centre point on the postcode (Using polygon centroids) and all the corner coordinates (using extract nodes) Does anyone know how to export ...
4
votes
2answers
429 views

What formula is used for distance between 2 points in Google Maps?

What formula is used by Google Maps for calculating the shortest distance between 2 points (having their Lat, Lng coordinates)? Is it purely based on Haversine? Or is it something different? Is there ...
3
votes
2answers
57 views

UK area boundaries

I'm working on a web project that requires polygons and lat long coordinates for the boundares of towns, citys, countys and postcodes. Does anyone know where i can obtain this data? i know rightmove ...
1
vote
1answer
55 views

CartoDB data not displaying on Google basemap

I'm new to CartoDB but hoping to use it to display various types of real estate data on my website. That said I've been playing around with some of the sample code (Google Maps V3 integration example ...
2
votes
1answer
266 views

Is it possible to query via bounding box in the Google Maps Static API?

We have a Qt program written in C++ to request wms tiles and display them. This works fine. Now we want to display imaginery from Google Maps and due to some restrictions in our program, we can't use ...
3
votes
2answers
300 views

Create Fantasy Map

I'm currently looking to create a Fantasy map and share it with my friends. We have the map designed already in flash to certain degrees of detail and able to export as a vector. We'd like it to be ...
1
vote
2answers
98 views

KML problems on Google Maps

If I upload my KML file, which contains polygons and pins, to Google Maps, then most of the polygons are missing (see below). To try and address this, I pasted the kml url to the Google Maps search ...
0
votes
1answer
171 views

Google Map geocoder returns multiple results against a complete town name (with county, state)

I have the following address: "Chelsea, New York, NY, USA" In the above address: City = 'Chelsea' County = "New York" State = "NY" Country = "USA" When i pass this address to the Google's Geocoder ...
0
votes
1answer
379 views

Sample JSON code to get latitude and longitude values from Google API geolocation

I'm a fresher in JSON coding. I got a sample Google API geolocation console from https://developers.google.com/maps/documentation/business/geolocation/ site. {'cellTowers': [ { 'cellId': ...
1
vote
1answer
87 views

overlay wfs google in openlayers

map = new OpenLayers.Map('map', options); // BASELAYER var google_maps = new OpenLayers.Layer.Google( "Google Maps", { numZoomLevels: 20 } ); var ...
2
votes
2answers
167 views

Polygon country boundaries in decimal degrees

Using Google Maps, I'd like to create draggable polygons (on the fly) of country boundaries (they don't need to be particularly precise). Something similar to this, but for countries. So I want the ...
0
votes
1answer
105 views

Scale parameter of the GetMap function within RgoogleMaps

Within the R library called "RgoogleMaps", there is a function called "GetMap" which is used to save a georeferenced image file. The library's manual suggest that the SCALE parameter supposed to be ...
1
vote
1answer
205 views

Adding multiple layers in CartoDB using createLayer() not working

Using CartoDB (cartodb.js 3.5.02), it seems like you should be able to add multiple, independent tile layers to an instantiated Google Map. I've tried using createLayer() a number of ways, using both ...
3
votes
1answer
86 views

Can't get simple map to show up on my test site using CartoDB

So I'm trying to get a simple test-site setup but it's not working. Whenever I load the site I can very quickly see the controls flash on the screen then go away. The when not doing local testing, ...
0
votes
0answers
77 views

Can I simplify polygons in QGIS by Size?

Just wondering if it's possible in QGIS to simplify polygons based on size? I've done it many times using the tolerance level to reduce the overall size however in this case each polygon cannot be ...
1
vote
0answers
215 views

Updated: Openlayers Vector Layers with Google Map Base Layer (via Grid): Vectors Stick but can't get correct resolution/projection

Revamping this question instead of opening a new one. Previous issue: vector layers were not "sticking" to the map, so when you would zoom in or out the vector layers would "come out" at you. Note ...
0
votes
1answer
72 views

openlayers Googlemap and custom wms

I have a custom wms server the transform for this wms is UTM and i cannot set googlemap layr for background for example my feature in wms is Iran country but googlemap background is Algeria this is ...
0
votes
0answers
26 views

Title data from KML/SHP to google maps

Im trying to take land title data from a Shape file and convert it so it will display on Google maps. Works fine going to Google earth I can get the plots and be able to select each one and pull up ...
0
votes
3answers
74 views

Get google maps small portion for offline application

Can some body help me in downloading some portion of hybrid maps of google as I want to store them in my server and display them on web application using openlayers so that the user will only have ...
0
votes
1answer
397 views

Drawing aerial routes for flights on Google Maps API between two markers?

I have been drawing route till now using DirectionService. But now my current requirement is to draw a route on air.I did some research and found this link which helps us to draw curved polylines ...
1
vote
1answer
387 views

Using Google Tiles on LeaftLet

I would like to use the Google tiles on LeafLet (RoadMap, Satellite,...). I've tried this https://github.com/shramov/leaflet-plugins and it works fine, but I'm worried about the possible legal ...
0
votes
0answers
89 views

Openlayers using google maps as base layer have offset on WMS layer when zooming out

I have WMS layer with points (EPSG 4326) on a base google map layers. I've noticed when I zoom out , the wms layer is offseting to the left. Max zoom in , this is the correct position : Zooming out ...
1
vote
0answers
283 views

Google Maps Engine Connector error

I have recently installed the Google Maps Engine Plugin for QGIS 2.0 and it doesn't seem to work. Whenever I click on the Log in button it pops up with: Google Error:invalid_client Bad request. ...
2
votes
1answer
359 views

Google maps layer as the base layer and WMS as overlays shows empty map

I have a problem of showing my base layer which is Google Maps. The browser console reports "Uncaught TypeError: undefined is not a function" in var google_streets = new ...
1
vote
2answers
280 views

QGIS 2.0.1. missing Google Mercator CRS

I've downloaded the latest QGIS version and I cannot add basemap. I installed OpenLayers plugin and while adding any map from list QGIS crashes. I tried to enable Google Mercator CRS first, yet it's ...
0
votes
1answer
186 views

how to get the boundaries of a city in KML from google maps

im trying to write a google maps application. and i wanted to only highlight one city in the world ( im using the masking method explained: https://github.com/vasile/geomask) but now im bugged with ...
3
votes
0answers
87 views

How to display Google Fusion Table map search result attributes

I am creating a map with Google Fusion Tables that will allow me to search for a local food product and display on a map the retailer that carries it. Along with showing on the map the location of ...
-1
votes
1answer
303 views

Retrive data from database in openlayer GIS

i am using this code but it shows nothing, whats wrong with this code. <!DOCTYPE html> <html lang='en'> <?php $conn_string = "host=localhost dbname=postgis_21 user=postgres ...
3
votes
2answers
411 views

Openlayers using Google Maps as base layer: possible to zoom out farther than max extent?

See attached picture. This is how it is when the page loads. I'm currently using map.zoomToMaxExtent(); Everything is working pretty well but I'd like to zoom out more/see the whole world using ...
0
votes
0answers
131 views

KmlMouseEvent not working on Google Maps API

I have this application where in I have loaded a kml file over the google map layer.I have these point layer markers from the KML. Now how do i obtain lat/long on the click of markers?. Please guide. ...
1
vote
0answers
151 views

Postcode Boundaries : India

I was wondering if there are shape-files for postcode regions in India. I did find some shape-files that give the outline of the administrative units in the country but not with postcodes. Right now ...
1
vote
0answers
125 views

Calculate Width and Height of a Google Static Maps Image

Do you know how to calculate the width and height (in degrees minutes) of a Google Static Maps image? I’ve found it extremely difficult. The only information you have is: - The centre of the image ...
1
vote
1answer
266 views

Export KML from points plotted in javascript Google Maps API?

I want to export a KML file from points plotted in Javascript using the Google Maps API. Is there a way to do this? The user logs in and checks Google Maps, then plot points on the map and finally ...
1
vote
1answer
115 views

Why are KML/KMZ parts missing after upload to Google Maps?

I have a problem with a KMZ file uploaded to my Google Maps places: As you can see I have a polygon KMZ file (converted from a shape file in ArcMap) that has 12 parts but the Google Maps shows only ...
0
votes
1answer
56 views

Finding the latitude/longitude that is in the middle of 2 others?

Ok, so I will have a system/application that will always at the most have 2 points (latitude/longitude) on a map per street. So if the user wants to add another point on that street I want my app to ...
1
vote
1answer
276 views

Postgis | Problems Reprojecting a Point from UTM ED50 to GEOGRAPHIC ETRS89

I've got a POINTS PostGIS table in the 23030 (ED50 UTM 30N) SRID. I'm having a lot of problems trying to reproject those points from ED50 UTM coordinate system to ETRS89 Geographic (lat/long) ...
1
vote
1answer
61 views

Make Google Analytics city data showed on the Google map

I use the Google fusion table to table to mark city on google map, but there are about 20~25% which quality is ambiguous. How to make the ambiguous data precise? Here is my finished map (scroll down ...
1
vote
3answers
440 views

Formula/ calculation for ESRI map coordinate conversion (meter to decimal degrees)

I'm new to ESRI mapping. I have a set of points in ESRI, with x, y, z coordinates, which I believe is in meters. I am now writing an Android program, and I do not want to depend on ESRI, thus I would ...
0
votes
0answers
30 views

Are there any code examples of plotting pgRouting on Google Maps available?

Does any colleague know about a code example of plotting pgRouting on Google Maps?
3
votes
2answers
175 views

Render data on top of Google Maps

I have an interpolated temperature data samples that covers a map evenly. The data is in the form of (lat,lon,temp). I want to render that data on top of google maps. I tried google heat maps and the ...
1
vote
0answers
173 views

Google map did not update new geolocation when I moved the marker to new position

This is my google map code. I'm trying to update new latitude and longitude when i moved the existing marker to new position. But I don't understand why the following google map code is not updating ...
2
votes
1answer
48 views

Road Miles Calculation without Google Maps

We have two ZIP codes we want to calculate the road mile difference. Google maps states you cannot use their API if you do not show a map. Is there another service that provides this type of ...
5
votes
3answers
330 views

How to simulate google maps user experience

I’m not familiar so much with GIS applications and libraries. There is something that I would like to know if it’s possible or not. We are using ESRI suite of products as our GIS infrastructure. We ...
1
vote
4answers
206 views

Rendering temperature on google maps

I have a number of data points in the form of (latitude,longitude,temperature). I am required to render the temperature on a map. The final result should be similar to the the map here I used ...
0
votes
1answer
123 views

Transit Option not working in Google Maps

I have a requirement to create an application which would show public transport routes between a source and a destination which i acheived it successfully. But i found that the transit routes does not ...