Google Maps is a web mapping service application and technology provided by Google free (for non-commercial use),
1
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1answer
25 views
Trying to display some data in OpenLayers - it's not erroring, just not loading :(
I'm trying to display some KML data on a map, using OpenLayers.
Nothing complex - but it's just not rendering.
Here's my javascript code
var map;
function init(element, kml) {
map = new ...
0
votes
0answers
11 views
what is the alternative of setZoomLevel in vector based map
It is commonly used to generat map tiles at a certain scale and re-organize them for web map on pc. For example googlem map, and bing map.
Then user will use the setZoomLevel(int level) or something ...
0
votes
3answers
141 views
How do I stop the map at just one world/globe?
I am working on a project to put google maps layer and adding our data layers on top of it. using openlayers and google maps layer with out layer of top of it
now the google layer has max resolution ...
-5
votes
0answers
41 views
Google Map Disappear [closed]
I am doing research and currently was using your software. But i have facing some situation, urgently need help
i have my google street map and data pump in. Everything was fine where i manage to see ...
2
votes
3answers
139 views
Which CRS to use for Google Maps?
I am trying to map a Shapefile (download) onto a Google Map using the Javascript API. The Shapefile describes the boundaries of NYC School Districts.
The file's projection was Lambert Conformal ...
4
votes
1answer
54 views
Changing projection in KML from Google Earth to Maps
I have created a bunch of map tiles for Google Maps mistakenly using the Google Earth projection. Is there a tool available to batch warp the KML files to the correct projection or will I need to ...
0
votes
0answers
31 views
Updating position for a list of markers
I am working with Google Maps. Specifically, I am working with http://hpneo.github.io/gmaps for a gps tracker simulation, here I need to update the position on each point.
At the gmaps script, ...
2
votes
1answer
88 views
Understanding the difference between coordinates projection in OSM and Google Maps
I'm looking at the coordinate differences between Google Maps and OSM. I'm a noob in the technicality behind GIS.
Having read:
EPSG 3857 or 4326 for GoogleMaps, OpenStreetMap and Leaflet
How to ...
0
votes
0answers
33 views
cut tiles with gdal2tiles.py from a png with world coordinate info
I have a collection of PNG files that use the standard google maps projection and have baked into the filename of each the zoom level (all of them are at 22), the x and y pixel coordinates of the ...
1
vote
0answers
68 views
Google Maps v3 with Openlayers - First Zoom Level
I use Google Maps v3 in my application and I noticed a strange behavior, When I refresh the web page, the map zoomed out to display the whole map then get back to the zoom level I specify in my code. ...
2
votes
0answers
47 views
Can Google Geocode returning addresses nearby
I am using google geocoding to bring me addresses according to what a user type on the search box in my iOS app. I would like to know if it is possible, lets say when the user types m google api ...
1
vote
1answer
63 views
Tell Google Maps to hide left panel?
I found that just using the "ll" and "z" parameters are enough to zoom in on an area, but I didn't find how/if Google can be told to hide the left panel ("Get Directions", "My Places", etc.) so that ...
1
vote
3answers
115 views
How to use WKT in Google Map V3?
We have a shape with the following WKT. The problem with google map we normally extract out each of the lat and long value and put into an array and finally will do something like this. It works fine ...
-2
votes
1answer
88 views
Adding Google map layer in Openlayers - what about this function?
How to add Google map as a layer (something like "var gmap = new OpenLayers.Layer.Google("Google Streets", {visibility: false})"?) to this mymap.js function i already have:
var map = new ...
3
votes
1answer
68 views
Looking for Alternatives to Google gmaps utility widget for ArcGIS JSAPI API
I have been using https://code.google.com/p/gmaps-utility-gis/ as a solution to displaying Google imagery as a base layer on a ESRI JSAPI map. With the advent of JSAPI 3.4 and full AMD support this ...
0
votes
1answer
94 views
help to code a spatial query that returns the results from a database
I have asked this question on stack overflow, what i need help with is to retrieve the database entries that fit within a polygon, drawn with the Google maps api. The map is showing the correct ...
1
vote
1answer
47 views
Digitized vectors don't match while zooming [duplicate]
I'm trying to digitize in QGIS with Google Maps as the background. Digitizing with constant zoom works fine. But if the zoom is changed, the digitized vectors don't match the Google Maps background ...
1
vote
1answer
37 views
kml divide map into regions
in google map,
how to show Douglas county MAP in regions manner. (east, west, north, south).
These regions should cover with border and show the picker when click the balloon.
Here is my KML ...
0
votes
0answers
43 views
Polygon colors overlap when zoom in the google map [closed]
I have posted this question in StackExchange previously with a different heading, but did not got much response. Posting this time again with some more clarification.
I have implemented a google map ...
1
vote
0answers
159 views
Displaying a dynamic KML file on Google Maps as it is on Google Earth
how can i display my kml files through network link on Google Maps instead of showing it on Google Earth.
I have tried the step mentioned on this link
...
0
votes
0answers
26 views
Simulating Random Movement Google Maps [duplicate]
Hi i have a pair of longitude and latitude coordinates and i would like to make a marker move on a map the path that it moves should be randomly generated however i want the marker to move 1 km every ...
0
votes
0answers
30 views
Google map goes blank when triggering click event outside [closed]
I have created a google map using V3 js API, and inside the map I am showing multiple markers. When I am clicking on a markers it does an ajax call and shows the result in the infowindow. I have added ...
1
vote
0answers
57 views
polygon color changes automatically when zooming map [closed]
I have implemented a google map using V3 js API. I am drawing about 500 zip code polygons inside the map. The colouring of the zip code polygons depends upon certain conditions which is working fine. ...
0
votes
1answer
118 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 ...
0
votes
1answer
156 views
How to draw straight lines inside google map polygon [closed]
I have created a google map using google map javascript API V3. I am drawing number of zipcode polygons. The polygons are of different colors depending upon some condition. Now I want to draw straight ...
1
vote
1answer
69 views
Data points Imported into QGIS are in the middle of ocean
I'm new to QGIS and tried importing some GTFS data in the CSV format (stops.txt). The project CRS, base map CRS and GTFS CRS have all been set to Google Mercator, but the points that are supposed to ...
0
votes
2answers
128 views
how to use mapproxy to serve WMS from reprojected google maps tiles
how to use mapproxy to serve WMS from reprojected google maps tiles, i have searched for docs, but there's no docs which describe how to add google maps as source.
0
votes
1answer
61 views
What are these Google Maps glowing spots? [duplicate]
Can any help me by identifying these glowing spots on the google maps image below? Am I in danger(I live nearby)?
Google Maps Link
1
vote
0answers
75 views
Extracting street segments from google maps?
I'm using the google maps v3 api and am trying to extract a list of intersections and street segments from an overlay created from a KML file.
Ideally, I'd like to be able to get the poly lines in a ...
0
votes
1answer
99 views
What Spatial Reference System do I store Google Map's Lat/Lng in [duplicate]
I am new to PostGIS, Spatial Reference Systems and projections and want to store lat/lng coordinates retrieved from Google Maps and its services like the Geocoder. I'm working with data in America and ...
7
votes
1answer
172 views
Generating Heatmap from PostGIS
I have GIS data in a PostGIS data base and would like to generate a density map and display them on a Leaflet/Google Maps.
Question: What is the recommended/typical method for doing so, without ...
1
vote
0answers
50 views
scale dependent rendering of base layers(gmap,ghyb) causes warping/flickering
Hey guys I am using geoserver to host my WMS layers and I am using gmaps base layers in Openlayers. Below I have attempted to use scale dependent rendering of the base layer without any luck.
What I ...
0
votes
0answers
57 views
OpenLayers.Layer.Markers Does not works with Google maps
Hello I am currently Testing OpenLayers, but I have a problem with the markers, the markers that I add with OpenLayers does not work with google maps, all marks appear in the center of the map, not ...
0
votes
0answers
82 views
Terms of use for printing maps via Qgis, openlayers and google maps
I am working in civil engineering for a commercial enterprise. I create maps with Qgis using the Openlayers plugin in order to have Google Maps as background images. Now I would like to print these ...
1
vote
1answer
88 views
Using GeoWebCache to cache google maps tiles
I'm new to GIS and I would like to know if anybody could give me a quick example of using geowebcache with google maps tiles.
Thanks.
1
vote
2answers
136 views
Fetch Google Map tile, without using Google Map API
Does anyone here know is there any other way to fetch Google map tile, without have to use Google Map API? Microsoft Bing Map does provide Rest API. wonder if possible to with Google Map, Cheer.
0
votes
0answers
28 views
Help IDing basemap used in this image?
Help!
I'm trying to create a similar-looking map in ArcGIS and want to use this basemap if at all possible. The goal of the map is the same - show a certain point in relation to the surrounding ...
0
votes
1answer
87 views
How do services like Google Maps compute the set of instructions for a route?
The problem of computing the driving directions from A to B can be divided into two equally important parts:
Finding the best path from A to B.
Identifying all the relevant maneuvers along that ...
1
vote
0answers
173 views
OpenLayers - Setting the Min Zoom Level of a Google Layer based on a Bounding Box
I have an OpenLayers project that is using Google Maps for the base layer. Maybe I'm going about this the wrong way, but I think what I'm trying to do is pretty simple. I just need to set the minimum ...
3
votes
1answer
292 views
Google maps and Ordnance Survey derived data licence restrictions
There's been an on-going question about whether it is legal to display data derived from Ordnance Survey licenced mapping via google maps.
By derived data, I mean geometries which have been copied ...
2
votes
2answers
185 views
Is there a way to populate a spreadsheet of city names with their latitudes and longitudes from Google Maps or some other service?
I have a long list of cities in the United States, and would like to get the coordinates for each city without looking up each one individually. Is there a way to do this?
0
votes
1answer
115 views
Not showing multiple markers on OpenLayers
I want to show multiple markers on my Google map with OpenLayers.
Below is my code :
for (var pointcount = 0; pointcount < jsonObj.length; pointcount++) {
if (jsonObj[pointcount].Long != null ...
1
vote
1answer
181 views
Multiple response from nominatim service call (Geocoding) in openstreetMap
I am using OpenStreeMap with Google as layer, and for geocoding , nominatim service.
Below, is my code.
$.ajax({
url: "http://nominatim.openstreetmap.org/search?q=" + address + ...
1
vote
0answers
178 views
Using GeoXml3 to parse KML Markers loaded in Fusion Table Layer
I'm trying to apply the same code as this exmaple to zoom the google map to a KML Markers loaded into Fusion Table Layer.
The example code works for KML Polygon loaded into Fusion Table Layer but not ...
2
votes
2answers
154 views
About google map licensing
We are having a client which is looking to develop a service provider directory , which will be provided free of cost to end users nothing commercial for end users they can use it with out any ...
5
votes
2answers
140 views
How to calculate a new bounding box that is 80% of the actual bounding box returned by google map?
I need to show a marker for each user that falls within the visible portion of google map. To do so, I get the bounding box from google map, and send it down to the database and I receive a list of ...
1
vote
1answer
172 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 ...
0
votes
2answers
169 views
How to use Google Maps geocoding with Openlayers?
I'm making a Openlayers map with some shapefile and I have Google Maps base layer. I want to create a text area and a button. When I input a address and click the button, the map should show me the ...
0
votes
1answer
118 views
Way to add 1km x 1km UTM grid onto online map service
Is there any exist services or way to add 1km x 1km UTM grid onto online map service such as Google Maps or OpenStreetMap?
1
vote
2answers
93 views
Can I download a layer displayed on the google api?
Given the google api displaying a map on some site with layer 'A' on top of it. How can I create a GIS file for layer A (as simply as possible of course)?
