An Open-Source JavaScript Library for Mobile-Friendly Interactive Maps

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746 views

GeoJSON is valid according to JSONLint but jquery gives error

I have the following GeoJSON (from webservice) { "Features": [ { "Id": "1", "Geometry": { "Coordinates": [ { "Latitude": 31.2812, ...
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1answer
1k views

GeoJSON in Leaflet

I'm just starting to work with leaflet and have a basic question about showing a geoJSON file. First, I found this excellent article with example code: http://bl.ocks.org/lxbarth/4019660 However I ...
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1answer
332 views

Get latest tiles from TileMill's tile server in Leaflet

My leaflet app gets the tiles from TileMill's tile server in the standard way: L.tileLayer('http://<myip>/tile/SteveCountryVic/{z}/{x}/{y}.png', { ... }); These tiles are often old, not ...
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2answers
389 views

Where to store geodata to be layered over an OSM tile map?

I'm working on a project for which most data can come straight from OSM. But some data is not relevant to OSM and will need to be stored separately then layered over the top. Probably the tiles will ...
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1answer
831 views

Leaflet Marker Cluster: Popups won't open after first

I built a map using Leaflet and markercluster.js, and I'm having a strange issue where after I click on the first popup, I'm unable to open any other popup. This happens whether you close the first ...
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2answers
2k views

Loop over features of a GeoJSON object from CartoDB

I have just little knowledge about HTML and JavaScript. Nevertheless I was playing, copying and pasting around with Leaflet and CartoDB. I want to display the features GeoJson in a table. This is ...
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2answers
570 views

Looking for a GeoJSON describing the french departments

Is there any place where I could find a GeoJson describing the borders of the french departments, or do I have to convert a .shp file?
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1answer
1k views

leaflet layerGroup is rendered behind baselayer

I have several baselayers and overlays. Everything is fine except the lauerGroup is rendered behind the baselayer. First I define the baselayers and add them to a 'baselayer' variable. // base ...
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2answers
296 views

converted SHP to geoJSON - how to put this on OSM map?

I'm a beginner at this. I converted a shapefile to a .js file but I am having trouble adding this data to a map using leaflet. The osmscarb.js: var osmscarb = { "type": "FeatureCollection", ...
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1answer
800 views

Is it possible to show migration arrows on Leaflet map?

I need to develop Leaflet map which will show the whole world. Also, I need to draw some arrows which will show paths of migrations in the world. The important thing to say that those arrows need to ...
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1answer
2k views

How to plot multiple markers on a leaflet map?

If I have a object containing lats and longs how can i plot them in leaflet using the marker constructor I tried looping through them for(key in obj){ var val = obj[key]; ...
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1answer
19 views

Leaflet js : text is not showing on map

here is my jsfiddle link http://jsfiddle.net/tridip/5abu963o/. i made provision so a yellow color text should be lying on map but not working. here is the js part only i like to highlight. $( ...
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1answer
25 views

How to Convert Just a Sulawesi Map to Leaflet

I'm still develop a Web GIS that show population distribution in form of heat map. I'm use Quantum GIS with Open Street Map & Q2Leaflet Plugin as a tool to accomplish it. The problem is, I just ...
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1answer
41 views

Leaflet Routing Machine won't read waypoints from variable TypeError: t is null

I am trying to add waypoints from a variable to a leaflet map. The resulting variable split_route1 is formatted correctly and when I hard-code the waypoints from the console log results, the ...
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1answer
29 views

WMS layer details not clearly visible in Leaflet

I cannot figure out where the problm is. I use GeoServer and Leaflet. My problem is that when I visualise some layers (in particular that with the names of the clients) I cannot see them all at each ...
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1answer
27 views

Shared markers/paths in layer groups - toggle issues

I'm working on a map that displays the trips I've taken. I've created many markers and lines to designate locations and the paths between them. I've created trips using the required markers/paths and ...
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1answer
46 views

Reusing tiles between zoom levels of Leaflet?

I have a Leaflet map with a GeoJSON Tile Layer and a custom backend for serving geoJSON tiles. The geometries returned from the backend are simplified depending on the zoom level, but within certain ...
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1answer
121 views

Reset leaflet routing machine route and controls

Im trying to build a geolocation based routing app in angular using leaflet.js and leaflet routing machine. I have this 'addRouting' function where I pass in a users location (fromLat, fromLng) and ...
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1answer
20 views

Saving openJUMP data to be displayed in leaflet

Using OpenJUMP, I've managed to create a road map layer split at every intersection of the lines (using the noder tool). I need to take this data and display this using leaflet by using end ...
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1answer
18 views

How to break markers drawing which is in progress

The following leaflet codes draws a series of markers one by one. I don't want to wait until all points are drawn. How to break the drawing process before it ends and clear the screen? <!DOCTYPE ...
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2answers
78 views

Configure default styles in LeafletJS

I want to change the default styles for vector layers in my Leaflet version 0.7.3. I can't find anything about that in in the documentation, so I made this hack: map.on('layeradd', function(e){ ...
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1answer
60 views

Display tile grid borders with leaflet (visual debugging)

I'd like to have the tile grid borders displayed on a leaflet WMS Layer in order to see which areas are requested as separate maps. On top of that it should be possible to overlay a border to the ...
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1answer
151 views

Load external geojson file into leaflet map

Have studies this thread but not getting desired result. My index.html looks like this: <!DOCTYPE html> <html> <head> <meta charset=utf-8 /> <title>GeoJSON ...
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2answers
227 views

Leafletjs : combine location data in geoJSON/KML/GPX with other information in CSV through key field

I've been able to load CSV having lat-long co-ordinates into leaflet using this useful solution. Looking for ways to cross-link co-ordinates from a different source and data from another. Describing ...
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2answers
110 views

Is there any library can perform polygons buffering/ inflating/ merge/ overlap at server side?

I have a set of polygon data express in lat long. I would like to perform some tasks (polygon buffering, inflating etc etc ..) in server side and output the result to client side (client is a web ...
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1answer
155 views

Publish a Leaflet map with vector overlay on a WMS server (e.g. GeoServer)

Is it possible to set up a WMS server (I am a bit familiar with GeoServer so this would be my preferred option but of course I'm open to learn something new...) that publishes an instance of a Leaflet ...
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1answer
82 views

How to use a different projection than EPSG:3857 with CartoDB or Leaflet?

I have data that is accurately positioned with the NAD 83 MTQ Lambert EPSG:3798 projection. If I reproject this data in EPSG:3857 (web mercator) the markers are no longer positioned accurately on the ...
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1answer
69 views

Horizontal Legend Leaflet.js

I'm trying to make my legend horizontal em leaftlet by I'm not sure what I have to change. My base legend is based on this tutorial. Ultimately what I would like to have is something like this. Any ...
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1answer
75 views

How to link a text to a map

I would like to know if it is possible to link a text to a leaflet map. I would like to highlight a country in my map when the mouse is hover a word in my text. My map is created with leaflet library. ...
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1answer
327 views

Add svg filter to paths created by leaflet?

If I were to create a simple inline svg, I could modify paths to have a drop shadow or a blur by creating a <filter> within a <defs> grouping. However, Leaflet dynamically generates the ...
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1answer
190 views

Leaflet elevation profiles with multiple GeoJSON features

I have a map which loads a GeoJSON containing two features (lines). I would like to use Leaflet Elevation plugin to display an elevation profile for each of those lines. The problem with my code is ...
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1answer
137 views

Leaflet - what to do when your maptiles don't load?

I'm using Leaflet, and using OSM's tile.openstreetmap.org tile server. However, sometimes my application does not load the maps tiles. It seems OSM's servers are having some problems sporadically, ...
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1answer
60 views

Layer toggle disappears leaflet

I'm having a bit of trouble finalizing a project I'm working on. When I upload my map to filezilla, my map layer toggle doesn't show up: before uploaded: after uploaded: Does anyone have any idea ...
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1answer
133 views

Created custom tiles, added tile bounds to leaflet but it's still trying to load tiles outside of boundaries

I created custom tiles in TileMill with latitude/longitude boundaries of: -89.8235,43.3377,-89.5952,43.4741 I added those tiles into the map and set the tile layer's bounds attribute, but Leaflet ...
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2answers
270 views

CartoDB Runtime Layers with Angular

Has anyone ever tried adding a CartoDB runtime layer to a leaflet using an Angular Directive or angular-leaflet-directive (Leaflet Javascript Library)? I tried this, which does not throw errors but ...
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1answer
115 views

Get all tileLayers from L.map object in Leaflet

What is the best way to access all displayed tileLayers from a L.map object? Traditionally, I have stashed tileLayers in an object that I can access later, like so: var mapLayers = {} if (! ...
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1answer
1k views

How to open overlay content from leaflet popup

Hi! I am currently working on an interactive leaflet map. I managed to display markers from a database via php (create an array). Now I want users to create markers with a click on the map. To add a ...
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1answer
192 views

Update mouseover information with baselayerchange on leaflet map

On leaflet map I use baselayerchange in order to change the legend box and the info popup on rollover. The legend change works perfectly but I have a problem with the infobox (name info0/info1...), I ...
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1answer
2k views

How to style specific polygons from a geojson with Leaflet

I have a World Countries geojson, that has country codes as "ID" (feature.id) and names as feature.properties.name I would like to color specific countries for making a "countries visited" map. ...
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1answer
693 views

adding bing (with labels) maps to leaflet

I am using this leaflet plugin to render bing aerial map as a base layer onto a leaflet map. baseMapUrl = new L.BingLayer(bing_key); map.addLayer(baseMapUrl); But I am unable to find a way to ...
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1answer
174 views

Why doesn't my Mapbox + Leaflet viz look retina-friendly?

This is probably a very simple question but it's not clear to me. The Mapbox docs say: When you create a project from the editor, Retina (high resolution) tiles are automatically used on ...
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3answers
851 views

Bootstrap and Leaflet - Grid Issue

Trying to use integrate a simple leaflet map within Bootstrap grid / column. While I am trying to follow tutorials and templates, for some reason the <div> id="map"</div>does not seem to ...
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2answers
335 views

Leaflet HTTP.Get bad request; not loading tiles

I am trying to walk through the Leaflet quick start tutorial and am having a really simple issue: None of my tiles are loading. I get this error at the image url and an HTTP Bad Request in the ...
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1answer
647 views

Query and Visualize GeoJSON data [closed]

I am trying to visualize specific GeoJSON data. I am successfully loading the full GeoJSON file (Multipolygon) using Leaflet JS. Is there any query to find specific polygon from that GeoJSON file? ...
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1answer
368 views

Leaflet WMS GetFeatureInfo gives result only on zoom level 10

I am using GetFeatureInfo with wms layer to get the data behind. The request returns data only after zoom level 10 before that it returns empty features. Does anyone having same issue? I think it ...
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1answer
639 views

Changing list-item css class using ng-class when mousing over Leaflet Map Markers

I've got a doozy of an ng-class problem. So I have an app with a map/markers on the right and a list-item menu on the left with info about the markers (like Yelp or Foursquare). With some of my ...
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1answer
186 views

How to add labels parallel to lines, polylines or multilines using Leaflet?

I want to add road name parellel to its line or if the line is curved, then the label should also be curved. How to add these name labels using leaflet? example image
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1answer
91 views

layer priority over basemap

Hello I was trying to but together a quick and dirty bing/osm map using leaflet and leaflet plugin. My problem comes in when adding a layer from cartodb.The points do not show and I am not getting ...
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2answers
143 views

Remove TileStache cache for a single feature

In a large parcel map, features are edited and need to be re-styled. I want to keep as much of the cache as possible, but invalidate the cache for features that are edited when the features are saved. ...
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1answer
101 views

Delay on Marker Title in Leaflet

I am trying to put title on leaflet markers. This explains the way to give title to marker which would appear on hover. Is there any way we can set time on that i.e. make the title appear after 50ms ...