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

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0
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1answer
27 views

Offline Interactive Mapping

I am looking for a good interactive mapping software/suite that will allow me to display polygons over a topography map, and be able to display HTML when a polygon is clicked, for more information. I ...
0
votes
1answer
218 views

How to Represent large data using google map api in javascript

1) I am trying to represent data using bins as the data was too large to display each and every point simultaneously. but the problem with this also existing if the no of bins are getting larger ...
38
votes
5answers
9k views

Why is the 'straight line' path across continent so curved?

This is the result of mapping the straight line path from a point in US to Poland using Distance Measurement Tool. Also, planes from Asia to US would travel almost over North Pole. Why is the path ...
2
votes
1answer
129 views

Make Google Analytics city data showed on the Google map

I use the Google fusion table to table to mark city on google map, but there are about 20~25% which quality is ambiguous. How to make the ambiguous data precise? Here is my finished map (scroll down ...
0
votes
1answer
313 views

Transit Option not working in Google Maps

I have a requirement to create an application which would show public transport routes between a source and a destination which i acheived it successfully. But i found that the transit routes does not ...
0
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0answers
28 views

GIS Data from osm visual in google maps

I have download from openstreetmap data for my project in a workshop i use den coordinates from a roads network ,but i have problem with visualization the cord in google maps same roads is not drawn ...
1
vote
1answer
764 views

Import TomTom OV2 into Google Maps as My Place Stars

Is there anyway to import my TomTom POVs (saved in an OV2 file) into my google maps account as favorites? i.e. My Places > Starred. I appreciate this may involve converting the OV2 into something ...
0
votes
1answer
99 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 ...
3
votes
2answers
100 views

Setdrawingmode(null) giving Uncaught RangeError: Maximum call stack size exceeded main.js.27

I have my google map codes running for time where I can draw polygon and polyline without issue. Below are my snippet of codes on how I do my drawing. Unfortunately I got this error Uncaught ...
6
votes
2answers
529 views

Generate tiles for google maps overlays

I am trying to show some information on Google Maps which would be in the form of translucent circle overlays. The problem is that some circles overlap, which results in increased opacity and blending ...
4
votes
2answers
12k views

My house address isn't listed on Google Maps

When I search for my address on Google Maps it cannot be found which means I can't order takeaway etc. Is there a way of adding my address to Google Maps or even add a street address? I want the ...
0
votes
0answers
10 views

Displaying Postgis Database points in Google Maps [on hold]

`I've created a postgis database named assets.and it contains columns gid,id,name,assetname,asset_name,geom.I've created the postgis connection and displayed the postgis database table contents in ...
1
vote
2answers
804 views

Google maps marker is not getting displayed

I am trying to learn google map API. I see a map but I am unable to get a marker. Here is my code Activity public class HomeActivity extends Activity { @Override protected void ...
0
votes
1answer
27 views

Adding Google Maps layer in OpenLayers?

Please tell me why we use: max Extent: new Open Layers.Bounds( -20037508.34, -20037508.34, 20037508.34, 20037508.34) when adding Google Maps layer in OpenLayers? i.e. please tell me about ...
0
votes
1answer
163 views

How to make coordinates match between Google Maps and matplotlib.basemap

I'm trying to plot some data with matplotlib and basemap, but I have trouble making the coordinates match between Google Maps and basemap. For example, I click at a distinctive feature on the map in ...
2
votes
1answer
63 views

Generating polygons with streets as borders using QGIS?

I have searched online for almost a week and can not find an answer to my issue. I need to generate polygons from street borders in a given city. I have downloaded data from openstreetmaps and ...
5
votes
5answers
6k views

Can you make a travel region polygon with with Google Maps API?

I am working on a local design project and need to determine if someone is local to my area to allow them to participate. Local, as defined by the group, means that the person is within 2 hr driving ...
5
votes
2answers
10k views

Create drive time polygon around a map point

I'd like to create a 30 min drive time polygon around 400 separate points I have plotted to google maps. I have discovered http://www.freemaptools.com/how-far-can-i-travel.htm but this seems to freak ...
1
vote
0answers
11 views

Google Map iframe KML not displaying correctly

Looking for help in why our embedded KML Google map stopped working today. This is the current code: iframe width="100%" height="350" frameborder="0" scrolling="no" marginheight="0" marginwidth="0" ...
1
vote
1answer
2k views

Order of KML Layers in Google Maps API V3

I'm working on a website that when finished will allow the user to turn on and off a number of different KML layers using checkboxes, the layers are parsed through geoXML3 and I want to know how to ...
0
votes
0answers
31 views

Offset problem with GeoTIFF and Google Maps

I have several GeoTIFFs generated with GDAL, and just some of them present a weird offset shift of a range of ~5 km in average. The range of these problematic rasters is as much as -85/-70/-20/0. ...
1
vote
2answers
176 views

Replace google map MARKER with HTML element

I want to add a custom HTML element (that can become transparent dynamically) instead of a marker. Basically my html object would be a cirle (or rounded pin) with a picture of users in the middle. ...
0
votes
2answers
28 views

Spatial Reference Conversion

I am currently having some problem with the spatial reference projection on the map in Android. Basically I have a base map which is OneMap and all the coordinates stored in database is in SVY21 ...
30
votes
10answers
48k views

What ratio scales do Google Maps zoom levels correspond to?

Can anyone provide me with a link (or some details) on the actual ratio to "zoom level" figures for Google Maps? e.g. Google Maps Level 13 = 1:20000
2
votes
1answer
97 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 ...
0
votes
0answers
30 views

A bit of help using Google maps

I have 1000 or so points on a map, (I have GPS coordinates. I would like to use google maps to find the shortest distance using roads, between pairs of points. I would like to measure all pairs within ...
1
vote
1answer
547 views

Unable to put data into infowindow

I've followed this tutorial to create a custom Google Map. I've included a few other elements such as linking it up to Wordpress and clustering the markers. It's all working great apart from the info ...
1
vote
1answer
54 views

How to overlay kml (polygon) on Google Maps?

how to overlay my kml(polygon) on google map? features of polygon are required to display different color according to values of one specific column in the attribute table,my kml will update ...
3
votes
2answers
884 views

Rendering geoJson polygons in google maps android apiv2

I'm in the process of publishing spatial data stored in a postgis database to a google maps based android app and am trying to put together a plan for rendering my data in the most efficient manner ...
0
votes
1answer
175 views

How do i integrate Clustering into my Google Map?

How do i integrate clustering for my google map? I have found a few codes but i'm not sure how to combine both so that it won't mess up the whole site. This is my current code: <script ...
0
votes
2answers
123 views

Import Aerial Images from Google into QGIS?

QGIS 2.6.1, Windows 7 I am looking to import an image from Google Earth into an existing QGIS project. Is it possible to download geo-referenced images from google maps (or google earth) and import ...
0
votes
1answer
41 views

Getting GPS coordinates perpendicular and parallel to AB

I already posted this question here And I got the solution thanks to Fang but the problem is that the coordinates I need to use are GPS coordinates and apparently GPS needs a different formula than ...
0
votes
0answers
10 views

Outlining multiple KML objects

I have a KML file (generated from Census data) that outlines several contiguous counties. How do I go about getting KML data to draw a border outlining the combined area of the counties instead. My ...
1
vote
1answer
151 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 ...
3
votes
1answer
3k views

How to highlight multiple cities/towns in Google Maps?

I'm trying to create a service area map in Google Maps. When one searches for a city or town, Google outlines the town in a light red. If possible, I'd like to have multiple towns selected in this ...
1
vote
0answers
64 views

Calculate the distances between n geographical points

First of all, I'm sorry if my question is stupid, but I'm totally new to the world of GISs and geographic measurements. I would like to calculate the distances between N (an arbitrary number, but ...
1
vote
0answers
30 views

KML Layer Watermark Removal

Hello right now I have a google maps page with KML Layers from multiple online resources. However all of these layers especially those from noaa have giant watermarks that take up large portions of my ...
0
votes
2answers
2k views

How to create styled markers with custom marker tooltip

How to create custom markers and when mouseover on marker i need a tooltip can any one suggest me how to do these type of markers...i need markers like below image Thanks in advance
0
votes
3answers
832 views

Want to convert Lat/Long to UTM

I want to convert Lat/Long to UTM. When I search on net I am getting completely different formulas. e.g. Lat/Long, 21.0909,79.067635 How to convert it to UTM? Thanks
9
votes
2answers
1k views

Why does one part of GML -> KML conversion not work on Google Maps?

Brand new to all of this, not even sure this is the right forum to ask in... I have a client who wants to visualise cancer incidence and mortality rates by local/unitary authority across Great ...
1
vote
0answers
22 views

Reverse clip with ogr2ogr

I'm fairly new to GIS, working on a project where I overlay counties on google maps, and overlay cities on top. I'm using fusion tables, and running into Z-index issues. To get around this I'm hoping ...
3
votes
3answers
523 views

QGIS OpenLayers 3 Google Maps not zooming

Google Satellite will not zoom. Although the scale changes as I zoom, as the map is re-rendered, it zooms out to its maximum extent every time. This first happened in the latter part of November ...
0
votes
0answers
57 views

Google Maps zoom number and min/max scale(Openlayers)

How to set Google maps' zoom number accordingn to min/max scale of a wms layer? If min scale is 1/50000 and max scale is 1/5000 (units: m), which zoom number is resonable? I tried to set min zoom ...
4
votes
1answer
4k views

Transforming EPSG:3857 to EPSG:4326

I am new to gdal and have a simple question. I want to transform an image from OpenStreetMap projection to Nasa Blue Marble projection. What I understand is that OpenStreetMap projection is EPSG:3857 ...
3
votes
2answers
920 views

Any way to view/create/edit Google My Maps KML files on Android?

I have two large (several hundred features) maps created by Google My Maps that I use for my field research. They contain important information required by the field crew for their work on site. ...
0
votes
1answer
100 views

Finding the latitude/longitude that is in the middle of 2 others?

Ok, so I will have a system/application that will always at the most have 2 points (latitude/longitude) on a map per street. So if the user wants to add another point on that street I want my app to ...
2
votes
1answer
1k views

QGIS 2.2 Openlayers Plugin shift between shapefile and base layer for large format

I am attempting to create a 24x36 map of New York City, and overlay it with a shapefile from City Planning. I'm using the Openlayers plugin, and I've tried all of the different types of base street ...
1
vote
1answer
128 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 ...
1
vote
1answer
492 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 ...
1
vote
1answer
738 views

WMS-C Google Maps v2 Android

I'm have added a map from a WMS-server in Google Maps v2 for Android using the code provided from this site: http://www.azavea.com/blogs/labs/2013/01/wms-on-android/ . The tiles are downloaded and ...