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

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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 ...
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23 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 ...
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2answers
136 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 ...
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1answer
27 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 ...
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18 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
22 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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18 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. ...
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1answer
45 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
21 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 ...
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23 views

Smooth replay of gps points on google map

When first the google map is loaded we load data using php codes in the backend and draw a line connecting between each lat long. There after we check if the lat long point have some ...
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23 views

How to set QGIS action to open and search for features on Google Maps?

At the moment, I have an action that takes each term in an address field and conducts a search on EACH term in Google (ie. multiple tabs are opened for each term). The action code I have is the ...
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34 views

Retrieving all towns/cities/villages within 2km of river path?

I need to find all the cities/towns/villages that are within a 2km range along a river path. So the solution I have now is to create a google custom map, and draw a polygon which will be 2km from ...
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1answer
26 views

How to reduce the opacity of a Google Maps layer in CartoDB.js

I have a CartoDB.js-App where I load my vis using cartodb.createVis (I do not manually define Leaflet layers). How can I reduce the opacity of the Google Maps base layer? I tried the following, as ...
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2answers
51 views

Wherer is wrong with transforming a WGS84 [lon,lat] point onto google maps

I want to convert a longitude latitude point in WGS84 coordinate system to Google Maps(not google earth) coordinate, But when I put the converted point on google map, it always has a roughly 10km ...
2
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1answer
28 views

Where can I find equipment that will allow me to recreate a form of Google Streetview?

I am looking for more affordable equipment that would allow me to recreate the concept of Google's Streetview, as well as software that would make a comparable UI map (without it "belonging" to ...
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0answers
23 views

How to understand google map overlay type from object (polygon or polyLine)

var Line = new google.maps.Polyline({ path:predectionArray, editable: false, strokeColor: '#FF0000', strokeOpacity: 1.0, strokeWeight: 2 }); var Rect=new google.maps.Polygon({ ...
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32 views

Fixing Mapinfo export to Google Earth projection which is slightly off?

I have around 20 layers of data (points and polylines) in Mapinfo TAB files which I need to export to KML files, however the projection is slightly out. I have tried various different projection ...
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1answer
39 views

How do I display NYC community specific data on an interactive map without longitude/latitude coordinates?

I have downloaded the NY Department of Sanitation's Monthly Tonnage Collection data from https://data.cityofnewyork.us/City-Government/DSNY-Monthly-Tonnage-Data/ebb7-mvp5#revert and I want to use this ...
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2answers
57 views

How to remove the description information when exporting to KML?

I have been working in ArcGIS to convert shapefiles into kml files using ArcGIS toolbox. The resulted kml/kmz contain some extra set of information in the description field that is used to show a ...
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0answers
9 views

Richmarkers not accurate on lower zoom levels

I am trying to enable my icon to rotate and found this link Show wind direction on Google Maps. Unfortunately when I use the richmarkers it can only show the accurate location when I zoom in else its ...
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0answers
25 views

How to use for 'viewport' and 'bounds' coordinates from Google Maps API v3

I am looking for ideas as to how I might be able to use some coordinate information that has been pre-geocoded using the Goole Maps API v3, to provide me with a Street View. I have a bunch of ...
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18 views

Google map V3 marker setting orientation

I am using the markers to position on the map accordingly. The issue now I want the marker to be set based on certain orientation value. I dont see any option for it and how best to achieve this in ...
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1answer
41 views

How to apply weight to Google heatmap?

I am trying to plot a Google heatmap based on the JSON objects returned. Here is my JavaScript: function getHeatMap() { heatLayer = new HeatmapLayer({ config: { "useLocalMaximum": true, ...
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1answer
61 views

Using Google Map Spatial Reference to plot HeatMap?

Basically I am trying to plot a Google heatmap based on the JSON objects returned. Here is my JavaScript: function getHeatMap() { var gradient = [ 'rgba(185, 185, 203, 0)', ...
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37 views

How do I embed a KML map using the “new” Google Maps?

I have a KML link that I can use to generate an embedded Google Map using "old" Google Maps and would like to use it instead to create a "new" Google Map embedding. To generate the an "old" ...
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1answer
25 views

Projections when using google maps and rest service on openlayers

I am trying to use a rest service on an openlayers map that has 2 google maps layers. The google map layer is set to it's own custom projection (which I had to code into the library by hand, but I ...
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15 views

Creating a layer switch Google Maps Api v3

I have generated a basic webpage with Visual Studio 2012 that displays a Google Map. My goal is to add multiple KML layers from my Server onto the Google Map, BUT, i want to be able to have a sort of ...
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1answer
26 views

Reference Coordinates System bounds

I have a catalog that contains different coordinates system definitions. I have a web interface where one should be able to see a given coordinate system extent in a google maps view. My question ...
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2answers
45 views

Uploading maps made using ArcGIS for Desktop to Google Maps?

I've made a few maps using ArcGIS for Desktop. I wanted to know if it was possible to upload these maps onto Google Maps. Is there a way to do this?
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2answers
56 views

There is web based bicycle routing planner that considers accidents but I cannot find it anymore, can someone help me?

I remember it uses Google as underlying map and has also a function to rank preferences of the path using forms in which the user can rate routes characteristics, I also remember that is for Los ...
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32 views

Create Google Static Maps API from GeoJSON

I am using MapBox to create some maps with polygon boundaries. These maps will be embedded into a custom PHP app I am developing using their API. I need to be able to print these maps so I need to ...
2
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1answer
332 views

Converting GPS Positions to Google Maps

I have a set of GPS-coordinates in a database, which I want to compare to a coordinate supplied by the html5 location API. My coordinates look like this: <WGS84Coordinates> ...
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47 views

Any android application for field mapping with Google map in background

I need a android/iPhone app, through which I can draw point/line/polygon while survey only. The app should have facility to use Google satellite imagery or provision for uploading base maps. Please ...
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1answer
38 views

Draw area from street borders

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 ...
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2answers
33 views

render geotiff tiles as a map layer

i have the following problem: i have downloaded tiff files with gMapMaker and transformed them to GeoTiff using the associated .map files in QGIS. now i want to render these GeoTiff files to use them ...
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1answer
49 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 ...
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1answer
39 views

In what coordinate system and unit measures the coordinates returned by the Google Maps API are?

In what coordinate system and unit measures the coordinates returned by the Google Maps API are? I ask this because I have a page that returns the geocode lat / long for me to find in my postgis ...
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218 views

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

Google maps lets you obtain a valid address by clicking on houses or buildings one by one, but it would be much easier if you could draw a polygon on the map and get a list of all valid addresses ...
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3answers
61 views

ST_transform postgis

SQL within that zone is a point SELECT "public".zona.zts FROM "public".zona WHERE ST_Within ( ST_Transform ( ST_GeomFromText ( 'POINT(-30.033514 ...
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1answer
56 views

Custom Buttons for Google Drawing Manager

can we design my own custom button for the Drawing manager? According to API https://developers.google.com/maps/documentation/javascript/reference#DrawingManagerOptions we can customize only the ...
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0answers
24 views

Finding adjacent tiles in Google Maps

I built a NodeJS API that returns locations and returns paths and stores them locally in MongoDB for fast responses. Also another part of the API is that it returns compositions of tiles ...
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0answers
57 views

Convert Google Street View urls from OLD to NEW

My website accepts google street view links as submissions. Google has updated the url format some months ago. Does anybody know how the old format is converted into the new format (and vice versa)? ...
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0answers
62 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 ...
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1answer
43 views

Searching closest region from Google Maps coordinates

Here is my problem. I'm mapping a region in google maps after that I'm saving the coordinates in PostGIS databse as geographic Polygon type. ST_GeographyFromText('SRID=4326;POLYGON((..))') The goal ...
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0answers
10 views

can we get the Fusion layer added event [closed]

in Google Maps API i have used FusionTableLayer to add data on the map. in ESRI or other webmaps api we have the option to listen the map, and map will call back the method when all the layers are ...
0
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1answer
174 views

How to use Google Maps projection with GeoDjango/PostGIS

I am building a web service with GeoDjango which involves user submitted events including a location. I created a model field for my location using django.contrib.gis.db: location = ...
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1answer
53 views

How to remove legends in cartoDB?

I am able to add and remove cartoDB layers over my google maps but after removing layer the legend stays . how to remove that legends ? here is code that i used ...
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1answer
91 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
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1answer
94 views

Why do classic google maps and the modern google maps show different types of driving times?

As I am currently working on a project, where driving times are quit important, I've noticed that classic google maps and modern google maps show different types of car driving times. While the ...
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156 views

Is there a way to calculate driving time/driving duration with google maps api without considering the traffic situation?

I am currently using this VBA-Code, written by Jamie Bull, to calculate both, driving distance, as well as driving duration, between approx. 1.500 villages and a specific shopping center, using excel. ...