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

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44 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 ?
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74 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 ...
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890 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 ...
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2answers
520 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
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2answers
476 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
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3answers
328 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 ...
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0answers
51 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 ...
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1answer
189 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 ...
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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.
2
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1answer
344 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 ...
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1answer
242 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 ...
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2answers
1k 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 ...
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0answers
90 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
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1answer
171 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 ...
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1answer
258 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 ...
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0answers
45 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
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1answer
232 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
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1answer
1k 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
55 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
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1answer
739 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 ...
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0answers
135 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 ...
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0answers
435 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
160 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 ...
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0answers
472 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
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0answers
204 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
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1answer
70 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 ...
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0answers
77 views

Test scripts for google maps using selenium tool?

I want to test Google maps using selenium but since selenium works based on object identification properties whereas Google maps does not have DOM elements.Anybody here who can help me out to perform ...
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2answers
131 views

What is the significance of 591657550.5 as it relates to google maps scaling factor?

According to this gis stackexchange answer and this stackoverflow question the scale ratio for google maps at any given zoom level is 591657550.500000 / 2^(level-1). That's not the circumference of ...
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1answer
148 views

Identifying projection for shapefile with unknown coordinate system, no z values and no measures? [duplicate]

I am attempting to create a GIS Project with multiple Brazilian cities. I have been collecting, and am interested in, shapefiles that delineate the neighborhood boundaries of said cities. One city's ...
3
votes
2answers
693 views

Adding XY Coordinates from GoogleMaps to ArcMap 10

I have a list of lat/long coordinates in .xlsx format. I imported this table into ArcMap, but when I plot the points, they are not showing up in the proper place. Instead of showing up in South ...
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0answers
33 views

Is there any way of knowing what Travel Modes are available for directions between two places in Google Maps v3?

Is there any way of knowing what Travel Modes are available for directions between two places in Google Maps v3? Of course, requesting directions for each travel mode and checking which ones return ...
3
votes
1answer
106 views

Conversion from Namibian Coordinates to Google Maps (WGS84)

I have coordinates in Namibia, but don't know how to convert them to use them in Google Maps. The system is Lo22/19°. Then Y: +55 435,89 X: -498 157,28 Can anyone help with a conversion?
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0answers
41 views

How to dissolve inner polygons in a multipolygon

I'm trying to get the boundary of a collection of zip codes. Here is my current sql: SELECT ST_AsText(ST_SimplifyPreserveTopology((ST_Union(geom)), .003)) as poly FROM zcta5_data WHERE zcta5 IN ...
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0answers
159 views

How to Legally Use Google Imagery and Maps in ArcGIS Desktop and Web Applications?

With companies like Arc2Earth and Spatial Energy offering solutions to view Google imagery and maps inside ArcGIS for Desktop, there is clearly a legal way to develop a similar product yourself. My ...
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0answers
677 views

How to Overlay the WMS Layer on Google map

I want to overlay WMS layer on Google layer of OpenLayers with my map server. but My WMS not Overlayed on it. my code is here: function init() { var map; map = new ...
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0answers
114 views

Google Map Projection Skew - Need correct Projection

I'm having a really difficult time resolving skewed grids when projecting onto Google maps using Alteryx outputs. Within the module, I'm taking GRD files and aggregating rows and columns to re-size ...
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0answers
11 views

How do i add online GeoServer layers on android mobile app [duplicate]

I am trying to develop an android app, and in this app I want to display a Google map and on this map I also want to add some layers on the Map which I have created from GeoServer. Basically my ...
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0answers
198 views

Google Maps legend ? Where do I find it for more information about them?

Can anyone point me where can I found information about Google Maps and their legend ? Since Google maps does not provide their legend, they display their colors like by showing the tan colors as ...
2
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1answer
2k views

How to calculate pixels per meter ratio, according to Google or Bing map zoom level?

I have an image and detect two points in the image. I want to calculate the distance between these two points. I'm using Google map and Bing map. I have x,y pixel values for both two points zoom ...
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0answers
28 views

Configure Google Maps to display travel time by bike?

I move around by bicycle but didn't find how to configure Google Maps so that it displays travel time by bike: "x min ride home" would be more useful to me than "x min drive home" :-) Does GM ...
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0answers
65 views

Showing Google Maps using ArcObjects?

Do you know how we can show Google Maps as a base map in arcObject stand alone map? For example is there any wms address from google map that we can use it to connect to it or somthing like that? I ...
0
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0answers
36 views

Embedding a open source topographic Earth (maybe Google Earth) onto a website?

For a project, I want to create a website that includes something that resembles Google Earth. For this website I would like the starry night background with the Earth in the middle (like that on ...
1
vote
1answer
138 views

Closest point on a line segment from point outside the line

From the above pic I found the value x from line (p1,p2) and point a. Using y=mx+b and an imaginary red line which is perpendicular to the black line having slope -1/m and the intersecting point ...
3
votes
3answers
4k views

Converting from an x-y coordinate system to latitude/longitude

I'm building an indoor wifi-based tracking system that can calculate the position of a device in meters relative to the sensors distributed throughout the building. So far I've gotten to the point ...
0
votes
1answer
89 views

How to create GoogleMaps/OSM hyperlink for given bbox coordinates

I have extracted the bbox coordinates from a shapefile and want to create a hyperlink for google maps respectively OSM. When you click on the hyperlink the map should be zoomed to the bbox extend and ...
0
votes
1answer
156 views

40k+ points from Shapefile, clustering them and populating on Google Maps/Webapp

I just started a new Python/Django webapp job related to GIS (and i'm totally new to GIS). Here is my task and what i have found so far, and i am stuck as to finding out what's the best way or the ...
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2answers
539 views

Unit of Google Maps API geometry services

When i call the method google.maps.geometry.spherical.computeDistanceBetween(from, to); it returns a number, is this distance in KiloMeters or Miles?? How can we find this and doc on this API?
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0answers
244 views

How to remove the 'Report a map error' message in Google Satellite imagery?

Using Google Satellite as a basemap, I see the message 'Report a map error' in the bottom right corner of the screen (when the map is over land). Here is an example of this message on a similar map. ...
2
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1answer
308 views

Image classification using google satellite images

Currently our expert user classifies locations by viewing the Google earth satellite image of a location. They consider circular areas of a 5km radius at a set zoom level. They evaluate the image for ...
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1answer
133 views

Image source of world political map for Google Maps overlay in Android?

I have searched a lot. But I am not able to find some high resolution image of world map showing countries in different colors without label, which I can slice and use to create tile overlay in my ...