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

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How to overlay WFS output in GML format on a googlemap api v3 using GeoXML3

I would like to overlay a polygon layer on Google map API V3 from a WFS output file in GML2 format from a remote WFS server. No other output format is available in the WFS server. Is it possible to ...
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4k views

How to 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? I would like the user to be able to log in and see Google Maps, then plot points on ...
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16 views

Make openlayers embed map

I'm trying to do some kind of embed map and i see the way Google maps works. For exaple Google maps creates a URL like below : https://www.google.es/maps/@39.4379818,-0.4569777,17z Where it takes ...
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10 views

Using Google Maps API to dynamically display delivery-time zones?

I'm looking to replicate the functionality from the UPS Ground Map which will allow users to enter a zipcode, then dynamically show delivery times by region. I know I need travel times by state data ...
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19 views

PostGIS Svg Projection on Google Map

Context I have a database with spatial data such as areas and points. Some of the areas in my db are coming from OpenStreetMaps, representing some regions. (Which are kinda small at earth's scale, ...
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38 views

Geojson taking long time to load in google map from database

I am trying to load a GeoJSON file from a MySQL database but it is taking about 6-10 seconds to load the data into the map. This is what I have done so far. I generate a GeoJSON file after doing a ...
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31 views

Convert GPX/KMZ to google maps directions

Is there a way to convert a set of waypoints in a GPX/KMZ file to driving directions suitable for Google Maps. There are numerous sites listing community generated routes which I am unable to load ...
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64 views

Google maps Javascript API usage statistics does not show

I am currently using the google Geocoder service from the Google Maps JavaScript API in a few applications. For months I was receiving usage statistics in my API manager, but for the last 2 months it ...
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17 views

ggmap openstreetmap SCALE, no zoom necessary?

I am relatively new to map projections but believe I have understood how one could translate lat/lon to the map tile coordinates X and Y, which is nicely explained here: ...
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34 views

Beginner wanting to build a map for offline use (MyMaps, OSM or QGis?) [closed]

I recently managed to get GPS coordinates from a polyline embedded on a Google map I found. I would like to build my own offline map for travel purposes. I'm looking at OSM or QGis, even though I'm ...
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32 views

Why do I get incomplete answers using google maps api in java?

I'm using google maps API in java to check wether some places are correct, but I don't get all possible responses: GeocodingApiRequest req = GeocodingApi.newRequest(context).address("Sydney"); try { ...
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22 views

Does any maps/directions service provide location caching on server?

I want to store some user's tracked location data on service server and take it later. Something like courier's last location.
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38 views

Geocoding and SRID - can't get desired SRID

I want to geocode a set of addresses with GoogleMaps, store the results in a different SRID in a PostGIS table and then project it in QGIS over a layer with the identical SRID. So far, it has been a ...
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39 views

QGIS GeoSearch Plugin Issue

We are trying to use the QGIS GeoSearch plugin and intermittently receive issues with it. We know what the cause is and we wondered whether anyone else experienced this issue and had a solution? We ...
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80 views

Google Maps Distance Matrix API - Queries per second?

I'm pretty familiar with Google's Distance Matrix API, but I'm unsure about one aspect of the Usage Limitations. The documentation states that you have access to 100 elements per query (element = ...
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145 views

Google Maps fusion table with information window tabs

I am using http://piotrgisworks.blogspot.com/2014/01/google-fusion-table-and-data_17.html to base my new google map off of. I need a tabbed info window. Right now I can't even get the pop up to work. ...
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1answer
54 views

How to load my csv file with wkt to QGIS

Hello all this is my first project regarding QGIS. My problem is I have a csv file ` shapeId, gpsPoint=lat, gpsPoint=lon, length, segments, lengthJson, segmentsJson, name, gpsAltitude, isBoundary, ...
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36 views

Google satellite Image_Features

What is the method to close labels and features on satellite images of Google maps? NOTE: I don't want to use classic version of google map or use of history of google map. What i want to remove or ...
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33 views

Same behaviour for minzoom for google maps api and leaflet

I need to implement the same behavior for leaflet and google maps for the case of minzoom. Google maps duplicates all the objects from the main map to the world`s copies, however leaflet doesn't since ...
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20 views

Centering & zooming on area of interest

For example, our subject of interest are coffeeshops, and user wants to lookup all coffeeshops located in Mitte district of Berlin. In order to do that he selects Berlin as city, Mitte as district and ...
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40 views

html file not loading google maps and current location

I have a html file that when I click on it, it should open in a browser but it does not load. The link of the html opens and loads the image. Below is the link: ...
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67 views

distance calculations splitting highways km, toll ways km, and other roads km

Till now I have been able to use MapPoint or Google Maps for a lot of things, specially directions and road trips distance calculations. Today I need again to perform (massive) road trips distance ...
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48 views

How to use Google Map as service with local server

i deployed a web map app using Silverlight c# on windows server 2012 with ArcGIS server 10.2.1, i used high resolution satellite imagery as image services, but it's not interactive for navigate on the ...
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53 views

Using .tif on data layer for Google Maps?

i have three files that i should use for a GIS application: map.aux, map.tfw, map.tif The .tif file is a "layer" that highlights some building over a map. How can i bring this information (and ...
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111 views

How mix 3D Data from Google Map and one's 3D object?

Is it possible to add some 3D object in the 3D maps from Google ? Which tools should I use (never used 3D modelling tools but I'm motivated :) Here is the picture that triggered my question :
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46 views

Openlayers 2 and Google Streets

I don't know why since yesterday Google Streets baselayer is not displayed if Google Hybrid is not selected first. I thought it was my fault but the same happens with the example: ...
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37 views

Can't properly map Lat/Long data on a googlemap

At the very beginning I should mention that I am a novice in spatial data handling. I am in it because I am recently doing a project where certain mining information needed to be embedded on a global ...
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65 views

How to credit layers fom OpenLayers plugin for pdf/printed maps?

Anyone who has some insight into copyright law, went already through the terribly long terms of use and able to describe how should be the layers from OpenLayers plugin referenced / credited in PDF or ...
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1answer
32 views

Web map linked to database that shows one spatial location at a time

I have a simple database with a record for each research project that occured on a national forest. Each project area is associated with a polygon, and there are around 200 polygons that are piled ...
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59 views

Can't get the web OpenLayers plugins to work because of 'python error' on my mac

I'm trying to get a relatively small section of Google satellite/ Google earth as a layer on Qgis on my mac. When I go to 'web' and the 'open layers' plugin it just comes up with python error. I've ...
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279 views

How to stop drawing the polyline in Google maps when path reaches in some defined area near the destination?

I am trying to draw the polyline between the 2 points and my requirement is, the polyline should stop drawing when it reaches the specified area surrounding the destination. I mean I don't want the ...
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200 views

way in R or Python to add image/video in map plot marker click popup/infowindow

I have many different (lat,long data) points of world associated with unique place names and corresponding each point specific image or video data. Now I want to create an html file where if user ...
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161 views

Download Google maps data points

Is it possible to download google map data points? it would be usefull in order to gather in datasets all the restaurants in a dataset for example. I am using R but suggestions is other programs are ...
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112 views

How can I access the array of predicted addresses from Google Maps once an address is entered?

The Google Maps JavaScript Autocomplete API mentions that autocomplete returns an array of prediction objects. How can I access this array without autocomplete? I have a standard HTML form with ...
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165 views

How to update kml file/layer dynamically?

I am using a kml file for displaying map with custom boundary lines. That kml file is downloaded from some website. In that file, inside the placemark tag there is no point tag for display icons. Eg: ...
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268 views

Polyline changes into polygon in google map drawing tool

I have been using google map provided tools where it can draw the polygon and polyline accordingly. I will first click on the polyline icon and start plotting and suddenly when I double click it turn ...
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767 views

Display google map with boundary lines for each address

I am working on Google MAP API integration and I have tried to display the map with boundary lines for each address, such as Zillow.com. Eg: ...
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95 views

How to get indoor directions by using Google API

I have a problem using Google Direction API to get the route between two points(One point is outside the building and the other is inside the building). When I use API to get the directions, only the ...
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52 views

How can I show a trip on a map, color-coded by how long the trip actually took?

I have a series of origin and destination addresses in a spreadsheet, with start times and arrival times for each. I'd like to plot them on a map, with a line between each origin and destination, ...
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377 views

Why Haversine formula and Web Mercator give different length between two latlng points?

I am calculating the distance between two points given by latlng. However, Google Maps (i.e., web mercator projection) gives me a longer distance than Haversine formula. Which is the most accurate ...
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149 views

Postgis ST_Distance query returning inaccurate results

I am using the following query to retrieve records from a postgresql DB @services = Service.select("*, ST_Distance(services.lon_lat, ST_GeomFromText('POINT (lat lon)', 4326)) as ...
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36 views

Embed Google Fusion Table Map without setting it as public

I would like to make use of Google Fusion Tables and Maps to visualize sales data. The map will eventually be embedded into a webpage so that senior management can access it for decision making ...
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1answer
84 views

How to align ASTER GDEM with Google Maps?

I'm using ASTER GDEM V2 to pick heights at lon-lat coordinates obtained from Google Maps but I found that at some locations - particularly San Francisco: https://goo.gl/maps/w7p1K - the DEM seem to be ...
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103 views

Raster overlay with different projection in Google Maps

I have a map created with Google Maps. I want to overlay over some data I am downloading dynamically, covering the whole world. That data is a matrix as follows: 1024 values for the longitude ...
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144 views

Accessing Time-Enabled Layer/adding time slider to webmap using google maps as basemap

I have the wireframe that I need for my webmap along with the arcgis map service layers (with time enabled data). I want to have two map divs with two time sliders that use the same service layer in ...
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1answer
198 views

Displaying postgis database data

I'm a beginner in this field and tried to display the postgis database data in localhost.But i used select query in my code .so the table got displayed.I want to display the geographical points in a ...
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105 views

How to show hierarchical clusters in google maps or other tool?

Google maps marker can be clustered but those clusters expand on different levels. I want to stay on a specific zoom level and cluster a set of markers. Then I want to show sub clusters inside that ...
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717 views

Google Hybrid Map tiles won't load in OpenLayers when centered on certain position

Since the Google Maps API update to V3.2 (17 Feb 2015) our maps have not been loading to their initial state, centered over the Gulf of Mexico. When the center location is: center: new ...
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149 views

Downloading data from Google maps-based apps

Is there any way to download customer’s data in Google maps based app? Like the polygons in this map - http://tromso-parkering.no/parkering/kartoversikt/.
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How to get boundaries of city? [closed]

is there any api to get bounds of city. What i want is i give city name and in return i get that city boundaries. I have searched google maps, arcgis and OpenStreetMap but didnt found any ...