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

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votes
2answers
17k views

Can I view a Google Maps map by bounding latitude and longitude coordinates

With Google Maps I can enter a single lat/lng coordinate and the map is drawn with that lat/lng in the center. What I'd like to be able to do is enter two coordinate pairs, say the southwest ...
5
votes
2answers
354 views

KMZ vector file over Google Maps

I have a KMZ vector file which works fine on my Google Earth application, but i want to overlay this on my phone (android) through Google maps. Is that possible??? thank you very much Mike
5
votes
1answer
4k views

Find bounding box of a Google map

Is it possible to get the bounding coordinates of a google map that a user has zoomed to using Javascript? I see that it can be done using the Google App Engine but I don't know if is possible using ...
5
votes
3answers
2k views

“File not found at…” error when loading KML into Google Maps

I have a KML file on a public URL like http://host.com/dir/file.kml If I put that KML file on another server, and put the new URL in the search box on Google Maps, it loads the KML into google maps. ...
5
votes
1answer
3k views

Understanding the difference between coordinates projection in OSM and Google Maps

I'm looking at the coordinate differences between Google Maps and OSM. I'm a noob in the technicality behind GIS. Having read: EPSG 3857 or 4326 for GoogleMaps, OpenStreetMap and Leaflet How to ...
5
votes
2answers
1k views

How to achieve an “inner glow” effect on polygons drawn using the Google Maps v3 javascript API?

Is it possible to produce an "inner glow" effect on polygons drawn using the Google Map v3 javascript API? If not possible using the vanilla Google Maps API, is there a 3rd party tool that can do it? ...
5
votes
1answer
342 views

Is it Better to Use Google Maps or OpenStreetMap When Dealing With Data Points in both Urban and Rural Areas?

My application tracks cancer-related trends across multiple US States. Most of the patient data in the application deals with people who live in poor, rural, or under-served regions. We want to start ...
5
votes
1answer
5k views

Google Map API 3 with OSM overlay

I'm using GeoXml3 to parse XML files in Google Map and would like to add OSM as custom maptype. I fiddled with this example but it hides completely the original Google layers. I've found a couple of ...
5
votes
3answers
9k views

Using the Proj4js library to convert from Google Maps to projected values

I'm using the proj4s javascript library (based on advice from this question I asked previously) to convert lat/long values on my webpage. This page receives the lat/long values from google maps and ...
5
votes
3answers
2k views

How to calculate a new bounding box that is 80% of the actual bounding box returned by google map?

I need to show a marker for each user that falls within the visible portion of google map. To do so, I get the bounding box from google map, and send it down to the database and I receive a list of ...
5
votes
3answers
848 views

Search by street name/postcode in OpenLayers

Can anyone help me search by street name in OpenLayers? I essentially want to be able to search fir streets/postcodes in openlayers in the same way I can search on google maps. Is this possible. ...
5
votes
2answers
2k views

Layer misalignment with UK Ordnance Survey data and OpenLayers

I am in the UK and my QGIS projects are based on UK Ordnance Survey mapping data and are set up in EPSG:27700. Whenever I have tried dropping an OpenLayers layer (Google Satellite/Bing Maps Aerial) in ...
5
votes
3answers
2k views

Server side clusterer for Google Maps

After doing a lot of research on different types of clustering coordinates (server side) I am still having problems with choosing the best approach for my project. My requirements: Ability to work ...
5
votes
2answers
21k views

Coordinate system and projection for georeferencing Google Maps image in ArcGIS Desktop?

I have saved Google Maps image (not Google Earth) of area at latlon(17.692437,83.218689) by some method in jpeg format. It is an exact snapshot of the Google Maps. Now I need to geo-reference it to ...
5
votes
1answer
469 views

Can I use QGIS plugins in PyQGIS as a stand alone script without iface?

Can I use a qgis plugin especially (openlayers plugin) in stand alone pyqgis script? I don't find examples, just code using iface but that cannot used in stand alone script.
5
votes
1answer
1k views

Google maps satellite view Pricing and limitations

This script at openstreetmap shows how one can use google's Satellite view as a layer on top of others. I noticed that to do so, one does not need to supply any API key. Does that mean that there are ...
5
votes
1answer
636 views

GIS-based reporting and maintenance tool

Background Conceptually, I am looking for a tool, or suite of software tools that can be readily integrated to help browse data using a GIS-based map (such as Google Maps). The proposed architecture ...
5
votes
1answer
4k views

How to restrict zoom levels in the Google Maps API

Is it possible, in the Google Maps API v3, to restrict the zoom to specific levels (eg 16 and 7)? In my case I wish to show city points at a global scale, then show suburb polygons when zoomed in - ...
5
votes
2answers
714 views

BBOX and Projections of WMS services in Geoserver

we have tried to overlay a raster layer on Google map and have some difficulties to align the raster images onto the base map. When it is on the overview (Zoom level 1), it looks like this: On a ...
5
votes
1answer
2k views

Coordinates of upper left corner in the world file?

According to Wikipedia and ESRI last two lines in the world file represent x and y coordinates of center of upper left pixel. Now, if I have a world file like this: 32.0 0.0 0.0 -32.0 691200.0 ...
5
votes
1answer
152 views

Determining if two polygons are overlapping in Google Maps?

I'm working with google maps and polygons, but I have to validate that polygons are not overlapping each other. I have a function that returns TRUE when a point (lat, lng) is inside a polygon, but ...
5
votes
1answer
1k views

What is the best map provider solution for repetitive routing use?

[edit] What is the best solution in terms of cost effectiveness, stability & speed for running a lot of routing requests and comparing them. lots of times over and over? I understand now that it ...
5
votes
1answer
3k views

Is there an event fired when a kml layer has finished loading in google maps?

Is there an event fired when a kml layer has finished loading in google maps? Google maps api version 3 To add a layer I have code like: var layer = new google.maps.KmlLayer(layerUrl, { map: map, ...
5
votes
3answers
973 views

Plot a EPSG:4326 KML File using Google Maps V3

I have a KML file that uses EPSG:4326. Is there any way to plot this onto a Google Map (v3) which uses Mercator? Here is the page I am working on The district data comes from one source and is ...
5
votes
1answer
156 views

Looking for open-source solution to show map with massive objects(3x3 polygon) on a web site

I don't have much experiance in GIS systems. I am developing a web site which need to show a map with 3m x 3m rectangles for a radius of about 400 meters.(about 58,000 polygons for one location) I ...
5
votes
1answer
1k views

Calculating radius / buffer on EPSG 3785 in meters vs buffer in WGS 84 in meters

The goal is working in EPSG 3785 and in particular Google Maps, one wishes to render (on a tile) a circle of a given radius in meters. The rendering is done in pixels. I would guess that one could ...
5
votes
1answer
2k views

Google fusion tables: Fill in lon/lat columns via geocoded address

I have a list of 100 companies that I want to geocode. I have all of their addresses but none of their lon/lat coordinates. I have three columns related to location: Address Longitude Latitude Is ...
5
votes
2answers
759 views

Using Google Fusion Tables to read Wordpress database… which in turn creates map. Can it be done?

Is it possible for Google Fusion Tables to read my Wordpress database? If so, how? I have custom wordpress fields which contain addresses for several hundred companies. Ideally I want Google Fusion ...
5
votes
1answer
614 views

Is there any way to match images against google maps satellite view?

I've got an image that was snapped from google maps satellite view. I know the general location (within a county), but need to find the specific location of the top-down photo. Are there any tools ...
5
votes
3answers
4k views

What restrictions on KML/KMZ upload exist in Google Maps API v3?

I am currently using the google maps api v3 to load kml files into my web application. The file I am having trouble with is a KML which is 274 KB big. It will not load (uncompressed the file is ...
5
votes
2answers
2k views

Rendering geoJson polygons in google maps android apiv2

I'm in the process of publishing spatial data stored in a postgis database to a google maps based android app and am trying to put together a plan for rendering my data in the most efficient manner ...
5
votes
1answer
11k views

How can I get a KMZ file with image to show in Google My Maps?

Maybe this isn't possible but does anyone know a way I could get a KMZ file that includes a raster image to save into Google My Maps. I can get the KMZ to display fine with image by uploading it to ...
5
votes
0answers
41 views

how do you sort points so that they are geographically near each other [duplicate]

Possible Duplicate: One dimensional map of the world? I am trying to create a google map. I am creating placemarkers using an external script in a kml file. I'd like to sort the markers ...
5
votes
0answers
180 views

Advanced GMaps directions

I try to create an application for taxis. The application will be GMap based. On the map will be marked the region in which the taxi driver is working in. The region will be a polygon designed by ...
4
votes
3answers
10k views

Which CRS to use for Google Maps?

I am trying to map a Shapefile (download) onto a Google Map using the Javascript API. The Shapefile describes the boundaries of NYC School Districts. The file's projection was Lambert Conformal ...
4
votes
2answers
49k views

Why can't I “turn on” a map view in Google Earth?

Why can't I toggle between map view and satellite imagery in Google Earth as I can in Google Maps? Is there an easy way to add Map View to Google Earth?
4
votes
3answers
303 views

Differentiating a building from a road on a map?

This question was originally asked here by Steven and I felt the question was better asked here. Steven would also like to know the sources Google buys it maps from. I remember seeing a post about it ...
4
votes
2answers
902 views

Google Maps not Showing in QGIS 2.12

The Google Maps in my OpenLayers plugin in QGIS 2.12 does not show anymore. The other maps do show, that is: OSM Bing MapQuest Stamen Apple Maps I tried in QGIS 2.8 and Google Maps does not show ...
4
votes
3answers
1k views

Looking for a Provider of UK boundary data

I'm working on a web project centered around the input and mapping of GIS data. We have a need to display polygons of town boundaries. The RightMove.co.uk website has and uses this data: ...
4
votes
2answers
560 views

Where to find free map icons sets? [duplicate]

Which is the best source of free map icons (royalty free & price free)? I need an icon set for my Google Maps project that will give it a custom feel. Ideally I want an icon set with a creative ...
4
votes
4answers
3k views

Using a list of geographic locations, and determining the X closest locations to a user-defined location

I've got a list of geographical locations in an Excel spreadsheet. I want users to be able to search for a user-defined location, and then have the X number of closest locations from the list pulled ...
4
votes
3answers
14k views

How to get an address or location from Google Maps?

How can one get the street address and/or coordinates of any location on Google Maps with a minimum of fuss? Google Calendar will spawn a window with a map to the location one specifies in the ...
4
votes
2answers
3k views

Outline a plot of land on a map

A client has a very old Certificate of Ownership document for a plot of land. We need to show the outline of the plot on Google maps to potential developers. Sadly the description of the plot is in ...
4
votes
3answers
13k views

Is there a way to populate a spreadsheet of city names with their latitudes and longitudes from Google Maps or some other service?

I have a long list of cities in the United States, and would like to get the coordinates for each city without looking up each one individually. Is there a way to do this?
4
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2answers
1k views

Georeferencing 3D model or 3D buildings?

I am working on a 3D project so I have to georeference 3D buildings which are created by 3D designer. Does anyone know the solution?
4
votes
1answer
3k views

Arcgis Javascript latitude and longitude convert to WGS_1984_UTM_Zone_36N

I am using Arcgis Javascript api. I have two points comes from Google maps like this x:-111.67095840000002 y: 32.7558935 I wanna use this points on my Arcgis map. My map spatial reference is using ...
4
votes
2answers
403 views

Maps API that look “fancy”

We have been using Google Maps V3 during the development of a web service. We've been struggling with getting the maps integrate good with the design, since the maps look kind of grey. Now when i look ...
4
votes
2answers
6k views

How to display a PostGIS table on Google maps?

I am attempting to take a shape file and display it on a map: I can do something like this: SELECT ST_AsText((ST_Dump(the_geom)).geom) as the_geom FROM shapes; But the problem is I still have to ...
4
votes
2answers
5k views

Is there a library to make custom markers for Google Maps API V3 by setting the marker's icon, labels and opacity?

Is there a library to make custom markers for Google Maps V3 by controling the icon, labels and opacity? This library for Google Maps API V2, Labeled Markers, seems OK, but I was hoping for a V3 ...
4
votes
1answer
386 views

Can someone explain in simple terms the licence on Google “satellite” images?

What can I and can I not do with the Google satellite images?