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Questions tagged [google-maps-api-3]

use tag when asking questions referring to the application programming interface specific to Google Maps version 3.0

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How to correctly select a edge of a polygon in Google Maps?

How to correctly select a edge of a polygon in Google Maps? So far, I was able to create a simple demo here You can try the code to see that there's a bug wherein it doesn't select the last edge of ...
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Capturing total area generated from Google Maps' measurement tool in parent web page

I'm attempting to embed Google Maps in one of my web pages, specifically to use the measurement tool to allow users to measure buildings. When I'm on the web page that is embedding Google Maps, how ...
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207 views

Google Maps Lat/Lon Data from ggmap::geocode; Displays Web Mercator but returns decimal degrees in EPSG 4326?

I understand Google Maps is projected to Web Mercator to calculate distances in meters, EPSG 3857. Does the Google Maps geocoding API also return EPSG 3857 lat/lon data? Or does it return EPSG 4326 ...
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2answers
1k views

What is the new projection for Google Maps called?

Google released a new projection for the desktop version of Google Maps which appears to preserve the spherical nature of the Earth at all zoom levels. The old projection was called “Web Mercator”. ...
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0answers
298 views

How to display/render OGC WFS web service on Google Maps using Google Map JavaScript API v3

I want to display publicly available OGC web services on Google Maps. I figured out the solution for WMS but no clear solution for WFS. Sample WFS: http://services.ga.gov.au/geoserver/boreholes/ows?...
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1answer
1k views

Google Maps API extract elevation value along route

I am using the Directions and Elevation Service of Google Maps, in order to extract the coordinates and the elevation along a route between a start and end point. I could set my directions service ...
3
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1answer
889 views

Getting the center of a feature collection in GeoJSON?

I'm working on a project where I make a call to my API to get back GeoJSON for a 3 mile radius from a given address. It returns back towns for me in a feature collection by using PostGIS/Tiger. The ...
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1answer
251 views

Improve performance to render tiles from Geoserver on Google map

I have started using GeoServer and PostgreSQL combination to render polygons (more than 4000) on Google Map. Everything seems to be fine. However, when I zoom the map, layers are redrawn very slowly ...
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1answer
3k views

Draw a polygon automatically through markers (points) in google maps

I have a difficult situation, I'm trying to draw a polygon through markers (points), what I need is for the polygon to be drawn automatically after tracing the points. The problem is that most of the ...
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2answers
8k views

How to position custom button controls on Google Maps API?

I've this simple map built on Google Maps APi v3 .... <html> <head> <title>Simple Map</title> <meta name="viewport" content="initial-scale=1.0"> <meta ...
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1answer
897 views

Google Geocoding API bug

am calling a google geocoding api via java, and getting wrong answer ! for example if i run the query below from browser i get the location but if i run it using a rest client i get zero result !!! ...
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0answers
2k views

How to dynamically load Google Maps markers around center coordinates?

I have to implement Google Maps in website that would display a lot of markers globally. A good comparison would be geocaching.com (with exception that I wouldn't have that many markers). Let's say ...
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398 views

Combining clustering and progressive loading on a map without performance issues

I'm currently building a web service that mainly consists of a Google Map (API v3) and will later show (hundreds of) thousands of POI or more. I quickly found out about the MarkerClusterer, and, as I ...
2
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1answer
418 views

Google Maps Elevation license

I would like to use Google Maps Elevation API to query elevation data for my future free and open source script. What I would like to know is what is the exact text which I need to include in my ...