Questions tagged [google-maps]

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

Filter by
Sorted by
Tagged with
9
votes
1answer
42k views

Drawing polyline that grows as the car moves by taking data from MySql and PHP in Google API

I wanted to show the polyline on google Map as car moves with animation (like in this site: http://econym.org.uk/gmap/example_cartrip2.htm) by taking data from MySQL and PHP. For that i refered the ...
2
votes
2answers
2k views

Map resize displays google layer at incorrect zoom level

This is a screenshot of the icons in the wrong position due to the google layer showing the wrong zoom level. This is how it should look, and how it does look after the user pans the map. How does ...
1
vote
1answer
1k views

Reference materials for learning Google API V3 with PHP and MySQL (tracking)

I am new to this Google API. Now i wanted to learn Google API with PHP and MySQL. Actually i wanted to create an application that will track x,y coordinates coordinates on real time bases for ...
0
votes
1answer
299 views

Spherical Mercator to Cylinder mercator?

Hello I want to create an overlay for google maps. As far as I know google maps using Spherical Mercator, so the system where I read the maps use Mercator but is not specified which (spherical or ...
0
votes
4answers
8k views

How to plot a point on a static Google map [png]?

http://maps.googleapis.com/maps/api/staticmap?center=Brooklyn+Bridge,New+York,NY&zoom=13&size=600x300&maptype=roadmap&markers=color:blue%7Clabel:S%7C40.702147,-74.015794&markers=...
5
votes
3answers
2k views

Is there any way to add a google maps layer in a qgis web client project?

Is there any way to add a google maps layer in a qgis web client project? I made a qgis project using a google maps layer from OpenLayers Plugin. In my desktop project, this layer works fine. But ...
1
vote
0answers
608 views

Fixing address on TeleAtlas, how long before Google Maps has this information?

I recently submitted information to TeleAtlas and they told me it was accepted and has been added. When I search on Google Maps the address still does not appear. Does anyone know how long Google ...
8
votes
2answers
40k views

Calculate bearing between two decimal GPS coordinates

I'm building a virtual tour application that uses custom panoramas in conjunction with Google's StreetView service. With StreetView, you can have 1 to n links at each particular location to move to, ...
8
votes
3answers
112k views

House address is not 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 ...
2
votes
1answer
4k views

How to insert google maps lat/lng into postgis in geometry datatype

I came across: https://developers.google.com/maps/articles/phpsqlinfo_v3 I've changed the code a bit and all process is well done for postgis database. I get the data from infobox when user clicked. ....
0
votes
1answer
524 views

EPSG:3035 WMS layer over Google Maps or OSM

Is it possible to put EPSG:3035 WMS layer over Google Maps or OSM? I managed to do this, but my WMS layer is placed differently then Google Maps or OSM. I assume, Google Maps/OSM uses different ...
3
votes
3answers
6k views

How to display 33k placemarks with custom symbols/labels?

I want to overlay address numbers on our embedded Google Map (V3 api). Even though the KML is under 2 MB, it exceeds the 1,000 feature limit; there are over 33,000 placemarks. Fusion tables solve ...
1
vote
0answers
501 views

Using Google Maps with OpenLayers for some zoom levels

I've had a search on here to see if this has come up but I've not found anything, sorry if this is a duplicate. I'm trying to use the Google Maps layers with an OpenLayers site, but not for all zoom ...
1
vote
4answers
8k views

How to convert Lat & Long from Onemap.sg to Google Maps

I have a set of address for Singapore, I would like to take the Lat & Long from onemap.sg (SYV21: X, Y / Easting, Northing) and then store it in my databse , convert into (WGS84: Longitude, ...
4
votes
2answers
2k views

Openlayers - Vector layer polygon doesn't move in-synch with Google V3 baselayers

When a polygon is drawn on the map and the map is dragged, the position of the polygon relative to the GM V3 base changes. function init() { var map = new OpenLayers.Map('map'); var gsat = ...
1
vote
1answer
2k views

Can I reset “latlng” coordinates on Google Maps?

I have made a custom map type using the Google Maps API. I have used maptiler to create the different zoomlayers and the 0 layer (really zoomed out) is a 256 x 256 tile. The image only covers 134 x ...
1
vote
0answers
440 views

OpenLayers - Switching to Google Basemap causes a flicker as it zooms to extent

I created and example based off of the spherical-mercator example example and placed it here. I made the bing road layer the default. If you zoom in on a location and then switch to a google layer ...
14
votes
3answers
839 views

How are Google serving up their Styled Maps?

As we all know, Google changed web mapping when they introduced Google Maps. At the time of writing this, tiled maps are now the norm with web mapping. For example, with ArcGIS Server, you cache ...
3
votes
1answer
2k views

OpenLayers - Vector Layer and Google Maps - vector layer and google layers don't seem to be in sync when zooming on Chrome

I am working with a Google Layer and a vector layer in OpenLayers. I was wondering if anyone else noticed any problems with Chrome displaying Google Maps layers on OpenLayers? It seems that when I ...
5
votes
1answer
181 views

Looking for open-source solution to show map with massive objects(3x3 polygon) on a web site

I don't have much experiance in GIS systems. I am developing a web site which need to show a map with 3m x 3m rectangles for a radius of about 400 meters.(about 58,000 polygons for one location) I ...
1
vote
0answers
868 views

Loading a KML Layer Underneath a Fusion Table Layer

I am working on a map that will incorporate both Fusion Tables and KML layers, parsed through geoXML3. As my Fusion Table Layer is a point file I would like it to always be on top of the KML's which ...
3
votes
0answers
2k views

Overlaying a mbtiles tile layer produced with tilemill over another layer maintaining transperency

So using leaflet, I'm overlaying my base tile layer as google satellite imagery. I want to overlay another layer (Mbtiles layer) produced with tilemill over this satellite layer. I was successful in ...
1
vote
1answer
3k 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 ...
2
votes
1answer
2k views

OpenLayers: add a listener to a single polygon

I want to add a listener to a single polygon. Currently, I am trying to add one that makes a polygon opaque when you click on it, but I should be able to add any general listener. OpenLayers.Layer has ...
12
votes
4answers
18k views

Geocode address once in google maps, save in database, read geocoded result from there on

Is it possible to geocode an address, save the result in a database, then read that result from there on? I'm using a Google map that is geocoding hundreds of addresses which obviously hit the ...
1
vote
1answer
4k views

GeoExt (ExtJS + OpenLayers) not displaying Google Map

I've just started exploring GeoExt. It displays all the map controls, Google Logo and "Terms of Use". But the map is not rendered. I'm using firebug, and no JavaScript errors are generated. I'm using ...
2
votes
0answers
945 views

How to draw an overlay using KML on our own app in Android?

Repost from here I want to draw an overlay using KML files, just look like below but on my own app in MapActivity. 31.kml, display district in Jakarta, Indonesia or the example that I get from ...
4
votes
3answers
2k views

How to pull lat/lng from a map canvas and update a database

So if i want to pull out lat/lngs after user clicks on a map canvas (lat/lngs are pulled using any javascript API (leaflet, wax etc.) and add this to a postgresql database using a query, how do i do ...
3
votes
1answer
1k views

Why does my WMS layer overlap the Google Maps v3 logo?

I'm using Google Maps v3 as a base layer and on top of that I create an overlay pointing to my WMS (streets and avenues). A few months ago all works fine, my WMS layer was not overlapping the Google ...
4
votes
1answer
366 views

Google Earth/Maps aerials via arc2earth producing cuts in PDF output

I just purchased a month of arc2earth. They provide Google imagery backgrounds with great resolution and display fine in ArcMap but after exporting to PDF they have these triangular cuts as seen here: ...
1
vote
1answer
4k views

adding kml to google maps

I am trying to overlay the KML file over google maps and want to know where I can host the kml file which I will then be able to add to the google maps. I tried using google drive and dropbox but they ...
2
votes
1answer
266 views

Simple GIS to Provide Urban Boundaries

I have an app built on top of Google Maps right now and everything works great. I want to add one feature that seems exceedingly difficult. On my site, I want users to be able to type "Boston, MA" or ...
4
votes
4answers
19k views

Solving the Point in Polygon Problem Using Google Maps and Fusion Tables

The Point-In-Polygon problem is fairly well documented on this forum. My question is if there is a way to use Google's free tools, i.e. Google Maps, Fusion Tables, and possibly Google Refine, to solve ...
1
vote
0answers
479 views

Detecting If A Coordinate Is Near Polygon Edges In Google Maps API

Is there a way to add a test to see if a Lat/Long coordinate is near the edge of a polygon? I am building very complicated polygons that have rivers and roads as borders. Because of this, it is very ...
1
vote
2answers
2k views

Turning addresses into GPS coordinates into delivery route?

I have a list of locations (prospects I need to meet) I have to drive to, and I'd like to use either Google Maps or Open Street View to build an optimized route. Are there tools that can take a CSV ...
4
votes
1answer
2k views

Google Maps: obtaining the border of an area

When using the geocode API it is easy to obtain the (centre of the) coordinates of the address. For example: Rotterdam. If you look up the same location in Google Maps you also get the surface area of ...
1
vote
0answers
189 views

Acceptable Reduce() amounts for google maps zoom levels?

I'm using SQL Server Spatial to return large polygons to Google Maps for display. Given that google maps has a zoom scale of 1 - 20, I would like to reduce my polygons (reduce function uses the ...
5
votes
2answers
3k views

Layer misalignment with UK Ordnance Survey data and OpenLayers

I am in the UK and my QGIS projects are based on UK Ordnance Survey mapping data and are set up in EPSG:27700. Whenever I have tried dropping an OpenLayers layer (Google Satellite/Bing Maps Aerial) in ...
2
votes
1answer
15k views

Computing Shortest Distance using Google Map v3 and Openlayers

How to compute shortest route between two points in google map that user selects and provide all routes from source to destination in Transport system?
5
votes
1answer
1k views

GIS-based reporting and maintenance tool

Background Conceptually, I am looking for a tool, or suite of software tools that can be readily integrated to help browse data using a GIS-based map (such as Google Maps). The proposed architecture ...
3
votes
1answer
179 views

Can I customize a Google Maps layer in terms of content?

I don't want all features that come with the Google street layer. I just want basic infrastructure like roads, national parks, cities, streets with their names, etc. Everything that is public is OK. I ...
31
votes
4answers
2k views

Donating and volunteering geographical knowledge? [closed]

I know a lot about the places I visit, and I want to share it with everyone. I have been donating and volunteering at OpenStreetMap, and I am also aware of Google Maps. Where else can I help with ...
1
vote
1answer
1k views

How to color markers based on polygon area?

I have a map with around 317 markers and each marker is the center point of a polygon. The polygonal area varies throughout, so I want to represent the markers in such a way that the polygon with the ...
3
votes
2answers
980 views

Client Zoom in OpenLayers with Google layer

I'm displaying some features on a map, but the features are somewhat on the small side and can't be easily viewed at default zoom levels. Using the Client Zoom example, I was able to enable acceptable ...
1
vote
1answer
8k views

Google Maps MarkerClusterer - Remove all clusters

So, I have a PostGreSQL DB with 317 datapoints - all spatially enabled through PostGIS. I have queried this using PHP as GeoJSON and overlaid it on Google Maps (using a converting routine). I have ...
1
vote
2answers
1k views

Set up the center of a map with Google Layer as basemap in OpenLayers and GeoExt?

I looked on similar questions but in vain. The map is working fine but has a center of (0,0) as returned in the Firebug console not (-8, 32) that I want. I did the projection transformation.. Here is ...
1
vote
1answer
454 views

How do I make a more Bandwidth-friendly map overlay?

I performed a map overlay in Google Earth then saved the overlay as a KMZ file. Then logged into my Google Maps account and uploaded that KMZ file so the map overlay would appear on Google Maps. The ...
4
votes
2answers
5k views

From pdf to google maps overlay

First post, so be gentle. Context - I'm doing some research into healthcare provision and I'd like to visualise the data. I'd like to be able to put these PCT boundaries as an overlay to google ...
3
votes
2answers
18k views

How to convert from UTM Zone 36N Mercator to WGS 84 degrees of lat and long?

I have acquired many coordinates from a points I extracted from polygons. The points are in WGS 84 UTM Zone 36N, and I want to use them on Google Maps. I found out that they use different systems (I ...
2
votes
1answer
2k views

Set ZIndex for Google Fusion Tables in Google Maps API

Is there any way to set the ZIndex of a Google Fusion Table layer in the Google Maps API? I have several Fusion layers added as overlays to a map with the ability to turn them on and off. I want ...

1
20 21
22
23 24
27