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

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Does merging segments in Google Map Maker ever work?

When editing line segments in Google Map Maker, the number of crossings one needs to touch for a change is pretty relevant. From my experience, every move of a crossing needs to be reviewed, so the ...
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99 views

Convert shapes in CSV to shape file

I have a csv file in which one of the fields contains a "shape" polygon in ESRI format. The other fields are textual, numerical, ext. How do I go about creating a layer from only the polygons in the ...
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1k views

Updating position for a list of markers

I am working with Google Maps. Specifically, I am working with http://hpneo.github.io/gmaps for a gps tracker simulation, here I need to update the position on each point. At the gmaps script, ...
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162 views

cut tiles with gdal2tiles.py from a png with world coordinate info

I have a collection of PNG files that use the standard google maps projection and have baked into the filename of each the zoom level (all of them are at 22), the x and y pixel coordinates of the ...
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1answer
115 views

What are these Google Maps glowing spots? [duplicate]

Can any help me by identifying these glowing spots on the google maps image below? Am I in danger(I live nearby)? Google Maps Link
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1answer
303 views

What Spatial Reference System do I store Google Map's Lat/Lng in [duplicate]

I am new to PostGIS, Spatial Reference Systems and projections and want to store lat/lng coordinates retrieved from Google Maps and its services like the Geocoder. I'm working with data in America and ...
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191 views

OpenLayers.Layer.Markers Does not works with Google maps

Hello I am currently Testing OpenLayers, but I have a problem with the markers, the markers that I add with OpenLayers does not work with google maps, all marks appear in the center of the map, not ...
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1k views

Google maps POI download

Is there any legal way to search and download google maps POI , based on user location and search radius (50 km) + search criteria ( eg restaurent) ? Output shall be Kml/csv .
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2k views

I am trying to put autocomplete of Google API V3 for places, but giving some error

I am trying to put textbox within the infowindow which is working fine in order to get direction and route. And now i want to make textbox autocomplete for google api places. I have ref this link ...
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308 views

How draw a route in Google Maps as i goes on clicking on Google map

I wanted to get route in google map as i click on ROADMAP of google. I mean by click, I can click one place then other and so on, but route to each click must be generated from previous click. Route ...
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626 views

Any example for Google like the bing OpenLayers/examples/bing-tiles-restrictedzoom.html?

I would like to restrict zoom levels in Open Layers for a Google Map. A bing example shows how to limit the extent of the bing tiles: var road3 = new OpenLayers.Layer.Bing({ name: "Road tiles ...
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1answer
401 views

GeoJSON layer on Google Maps API is not showing

I am using the following codes to visualize a GeoJSOn on Google Maps API. var geojsonFeature = { "type": "Feature", ...
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1answer
334 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 ...
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1answer
2k views

Adding Google map layer in Openlayers - what about this function?

How to add Google map as a layer (something like "var gmap = new OpenLayers.Layer.Google("Google Streets", {visibility: false})"?) to this mymap.js function i already have: var map = new ...