Tagged Questions

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

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3
votes
1answer
19 views

How to add link in ArcGIS Online web map popup to google or bing driving directions?

I have an ArcGIS webmap with school boundaries. I would like to provide a link in the pop up that takes a public user to a free routing website like Bing or Google with the directions to their ...
0
votes
0answers
5 views

CartoDB createLayer function not working

I'm using cartodb.js on my website and it were working fine. But couple of days ago I found that cartodb layer is not loading properly. When I check the console in Firefox, I found this error ...
0
votes
0answers
12 views

Google Maps API GTileLayerOverlay with MapServer not work

I have a WMS server (using MapServer and Apache on windows). i read this document about Mapserver's Tile Mode and use that's example to overlay my map on Google maps.but not work. my code: function ...
0
votes
0answers
8 views

How to draw internal layouts on Google maps

How to draw internal layouts on Google maps can any on tell me how to do this any idea?
1
vote
0answers
14 views

Overlapping Polygons

I have a project that requires us to plot floods in a certain area, the example below shows the flood areas. What I would like to know is how would I be able to shows these polygons in a better ...
0
votes
1answer
25 views

How to prevent vector layer zooming if base layer does not allow farther zoom

I am using different types of base layer in OpenLayers and drawing vector layers on them. I am having trouble with Google satellite base layers. I have noticed that satellite view has different zoom ...
1
vote
0answers
21 views

calculate the number of pixels by color for each road in google traffic image?

I am new here. I got stuck with masking out background and counting the number of pixels by three colors for roads in google traffic image. Is it possible to do it in ArcGIS? what function should I ...
-1
votes
0answers
36 views

How to get all the latitude, longitude coordinates/points inside a rectangular polygon drawn in google maps?

I have the following requirements: Draw circle, polygon or rectangle Get all points (lat/long) within this shape Does anyone have any suggestions for how to achieve this?
1
vote
0answers
17 views

Adding a google Maps Layer to OpenLayers 2.14

I have a well-working map consisting of several layers in OpenLayers retrieved from geoserver. Now, I want to add a Layer from google maps. Since I did not find any working explaination in the web - ...
0
votes
0answers
22 views

How to use Offline GoogleMap Tiles in mapserver?

I've downloaded GoogleMaps Tiles from zoom 9 to 16 in selected area with "Offline Map Maker". I want to add this Tiles to my map in MapServer. How to do it?
0
votes
1answer
46 views

Add Google Maps Layer to OpenLayers Page

<script src="openlayers.js"></script> <script src="http://maps.google.com/maps/api/js?v=3&amp;sensor=false"></script> <script type="text/javascript"> .... ...
0
votes
0answers
12 views

Google Maps and Displaying Coordinates while drawing?

Currently we are doing this on a project: google.maps.event.addListener(map, 'mousemove', function (event) { displayCoordinates(event.latLng); }); function displayCoordinates(pnt) ...
0
votes
1answer
25 views

How can I add google map layer as additional layer (OpenLayer, OSM)?

I am total newbie when it comes to Geoserver, JavaScript etc. I have managed to get my map working and the layers from my localhost are showing on the map. Base layer is OSM but I would like to add ...
1
vote
1answer
38 views

Best way to show shape file in a layered map

I'm creating my first app using maps and shape files. I have some shapefiles with attached dbase databases and I would like to show these shape files as an overlay on a map. I have JavaScript code ...
0
votes
0answers
31 views

PostgreSQL Visual Coordinates

Hello I am making a web map application. I use PostgreSQL, PHP, HTML and JavaScript and I extract the coordinates from the database with PHP and pass it to my JavaScript. Here is my code: ...
1
vote
1answer
31 views

Can I visualize MultiLineStrings in Google Maps

I have made a web application which retrieves roads coordinates from a Postgres database and I when I attempt to visualize this using Google Maps API nothing shows. I am trying to plot ...
-1
votes
1answer
26 views

Google Maps and Postgresql

I am looking for a way to visualize data from Postgres in Google Maps, but I have only figured out how to do this for Markers. I am using PHP to retrieve the data in JSON, which I then request from ...
0
votes
0answers
20 views

Integrate leaflet module in a google maps application

Is it possible to use a leaflet application over a google maps application? What I want is to integrate a leaflet module / application over a google maps application just by passing the google maps ...
0
votes
0answers
38 views

CartoDB how to trigger feature click from outside the google map

We are using cartodb.js with Google map v3. I want to trigger feature click events from outside the map like on link click etc. So how can i trigger the feature events(click, mouseover, mouseout) for ...
1
vote
2answers
42 views

Overlaying Raster image with Google Maps in OpenLayers3

I am trying to overlay Google Maps with a raster image layer in Openlayers3 and am new to this. Can anyone help by providing the steps involved in performing this task?
1
vote
0answers
22 views

InfoWindows in Nested Polygons (Google Maps Api 3)

I have a large polygon with thick borders inside which there are several smaller polygons something like multiple city polygons inside a state border. The problem with this is that the info-windows ...
3
votes
2answers
227 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 ...
1
vote
1answer
26 views

Cost of usage for various providers [closed]

I want to use maping services in my website and I am confused about the options that are provided. I try to do a comparision between features, accuracy and most important cost. I am total newbie and ...
1
vote
0answers
16 views

Implementation of Algorithm in Google Maps [closed]

How do I implement A star algorithm in Google maps and generate an optimal path for my software ?
0
votes
0answers
24 views

Google maps v3 georss custom featureStyle

I need to customise georss feed displays on google maps. There seems to be some vague info that it's not possible, I also cannot find concrete documentation on it from Google either, yet I know it's ...
0
votes
1answer
52 views

geoserver wms capabilities URL for google maps

I like to use google map in my application and also i want to get that by wms cascading of geoserver. To make use of cascading I want to know the capabilities url. So please any one guide me where i ...
0
votes
0answers
56 views

Leaflet - very basic, simple routing - OSM & Google Maps

I am using LeafletJS and I need to display the most basic route available, having many waypoints/stops (not enough to draw polylines though). This route is supposed to be for public transport in ...
0
votes
1answer
56 views

How to get lat/long of all adresses inside a polygon in google map?

I have several polygon shapes inside a City in Germany. I need to generate Point data of houses inside those Polygons. It is very time consuming to add all the building Locations manually. I am ...
3
votes
2answers
105 views

cartodb.js highlight the polygons on mouse hover for Google map v3

We are using cartodb.js with Google map v3. We are trying to highlight the polygons on mouse-hover. Is there a way to highlight the polygon on Google map using cartodb layer?
2
votes
3answers
81 views

Buffer Zone Algorithm

I use google maps, php, mysql, and I want to create a buffer zone in line among some points. Could someone tell me where can i find the algorithm (php library or the math in order to implement it) to ...
1
vote
0answers
33 views

Export Google Maps directions to KML file?

Since Google Maps no longer allows users to download directions into a KML file, I was wondering if someone knew of a website that either can read directions from a Google Maps URL or provide an ...
1
vote
1answer
54 views

Is it possible to draw polygons along Google Maps Polyline?

Web application has option that user draws polyline on Google Map. After he draws it, there is a button 'Add polygons', which should draw polygons along that line, based on some width and height in ...
0
votes
0answers
9 views

Calculating z coordinate for longitude, latitude Google Map [duplicate]

I have a point (lon, lat) values. Is there any service to calculate Z coordinate of this point. Google service, OpenLayers service or others.
1
vote
0answers
62 views

How to disable Google map zooming animation effect?

I am using Openlayers mapping library in my application. I have integrated Google map V3 & added other several WMS overlays, Vector layers etc. Every thing working fine. But I am facing big ...
1
vote
1answer
47 views

How to calculate degrees per pixel in a given image? Or .nth of degree?

I am trying to make very rough estimates of Lat/Long coordinates in some random parking lot images. If I visit any such random parking lot on a Google map, I can click some driving area and Google ...
0
votes
2answers
90 views

How to remove roads from Google satellite hybrid map in OpenLayers?

I am trying to display Google satellite map in Openlayers. So, I added Google Satellite Hybrid map. My problem is, I need to display labels(like POI, place name etc) but don't need any roads & its ...
0
votes
0answers
22 views

Display Google Maps Polygon Edge Distances in Meters?

How can I achieve this using the Google Maps API? The meters on each side.
2
votes
1answer
64 views

How to get a GML overlay on Google Maps?

Anyone know how to get a GML file to show as an overlay on Google Maps? To be honest I don't know my GML from my KML, or my ETRS89 from my WGS84, as this topic is completely new to me. A bit of ...
1
vote
1answer
96 views

Creating a World Population Density Map

I am trying to make a world population density Choropleth map (country level). The data I am using is publicly available on World Development Indicators website. Pretty much, I have an excel file ...
0
votes
0answers
12 views

Dot density inside polygon (kml co-ordinates)

I have a kmz url(its not in local), which has so many polygons in it. Which contains co-ordinates something like: <LinearRing> <coordinates>138.878021,-34.971903,0.0 ...
3
votes
1answer
100 views

Styled markers : how to get bouncing markers with location dots?

I want to mark important location with bigger markers (pointer with forks) and smaller location with normal markers (colored dots). I want big markers to bounce on hover. How to acheive this effect in ...
1
vote
1answer
123 views

Plotting Multiple Points on Google Map using VB.net

I am creating a database application using VB.net and MSSQL 2012. I have retrieved a list of customer from the database and want to plot them on google map. At it stands, I can only plot the first ...
3
votes
1answer
36 views

Exporting massive gps tracks to a map

I have about 1000 vehicle equiped by a GPS sensor and 3G connection. Each vehicle feeds a csv file -using 3G connection- with its current location every 5 sec. Each vehicle have its own CSV file. ...
0
votes
1answer
150 views

Zip code highlighted in google map

When we search for a zip code in Google Maps we get the area highlighted in the map with a dotted border. How is this calculated? How do they know how to draw the polygon? I'm looking at implementing ...
1
vote
0answers
52 views

How to check if a point is within bounded rectangle from Java

I make an AJAX request to retrieve data from a mysql database. I add the data to google.maps.Data layer as geojson. I would only like to load the data based on the viewport. To obtain the viewport ...
0
votes
0answers
104 views

Transforming between epsg:3857 and Google Maps Tile coordinates

Hio, I used to use a simple python project (https://github.com/hrldcpr/mercator.py) to convert between wgs84 and google maps tile coordinates. This project doesn't have a license, and looks like it ...
3
votes
1answer
62 views

Is google maps static api free?

I'd like to write an app which uses google maps (via javascript library like gmaps.js). I'll GET the GPS positions from my server and I'll use google maps+js library to draw them on map. I don't ...
1
vote
0answers
117 views

How to overlay a flat image onto google maps with two points of reference?

The Android API allows for images to be superimposed onto a map. To do so, the developer specifies a set of lat/long coordinates for an "anchor point" within the image, the width (or height) of the ...
2
votes
0answers
126 views

Create circles around a point on a map measuring the radius in hours

Disclaimer: I am not experienced in GIS and hope this question fits in this category. I was wondering whether it is somehow possible to create a circle* around a city, using Google Maps or the like, ...
2
votes
1answer
29 views

“Window” definition in Google Maps JavaScript API v3

I am trying to use Google Maps Javascript API in a java application through Nashorn (basically lets you run javascript in java). Anyway when I load the API I get an error that "window" is not defined ...