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

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2
votes
0answers
23 views

WMS Layers from Azure Geoserver not loading with multiple users

I am loading multiple WMS layers into a leaflet web application from an Azure virtual machine Geoserver that pulls data from a PostGIS database on the same machine. The layers load through quickly ...
2
votes
1answer
79 views

How to rotate an embedded web map (on pc)?

I was looking through a couple of maps I made, the maps were created by serving VectorTiles through TileStache and using Leaflet and Tangram (on respective pages) to render them. One of the reasons I ...
0
votes
1answer
32 views

Is there anyway to combine a static geojson and data from database then display it in leaflet?

I do have a web map application that can load geojson then display it on leaflet map, however I encountered unresponsive script whenever I refresh my page due to big size of geojson. Is there anyway ...
2
votes
1answer
58 views

Leaflet: Map tile request, hidden key/secret via proxy

I would like to request a Leaflet tilelayer without exposing my API key and secret. For example, using the UrtheCast API (but would apply to other similar APIs that embed api_key and api_secret in the ...
0
votes
0answers
24 views

ordering overlays in layerControl

I have an application that adds GeoJSON to a map at various times. When the map loads I add a number of administrative boundaries. However, the user is able to query a database to get lat-longs that I ...
3
votes
1answer
392 views

Leaflet.label and MarkerCluster problem with zoom dependent add/remove layers

Here's the setup: I have a leaflet map with point data, to which I have applied leaflet.label and leaflet.markercluster. I add the clustered point data at a particular zoom level (code below). All ...
0
votes
1answer
51 views

Add and later access Leaflet.draw polyline index and a new property value

I am using the Leaflet draw plugin located at https://github.com/Leaflet/Leaflet.draw and what I want to do is when a person draws a new polyline to print in the console the index number of that ...
0
votes
1answer
32 views

Problem with missing tiles in a WMS Service Layer on Leaflet Map

When we load a WMS service in our Leaflet maps, we encountered tiles that do not show. You can see this happening on the following Plunker if you zoom in and pan to the left or right. ...
1
vote
1answer
44 views

Problem with Leaflet Control Layers using Vector Layers

I'd like to add a Vector Layer and configure it in a Leaflet Map with Leaflet Control Layers. The code is ... <!DOCTYPE html> <html> <head> ...
0
votes
1answer
33 views

CartoDB Core with Leaflet

I just recently experimented with CartoDB. I have an existing Leaflet Map with lots of Plugins and dependencies. Just adding the CartoDB.js does not work (I think there is a version conflict, but I am ...
0
votes
1answer
50 views

Leaflet - Load markers in the current map - dynamically

I am looking for a marker plugin for leaflet that allows loading of markers dynamically, according to the current view. E.g. I want to add OSM POIs to a world-wide map. Obviously loading all at once ...
1
vote
1answer
65 views

Folium and MarkerCluster?

I'm trying to use Folium but am having difficulty adding multiple points to a MarkerCluster in one fell swoop. Documentation is... sparse, so I'm not sure how to proceed. This recreates the problem ...
0
votes
2answers
1k views

How to export to all points within Leaflet polygon?

Is it possible to export all points within a polygon drawn using Leaflet? (http://leaflet.github.io/Leaflet.draw/).
2
votes
1answer
219 views

Leaflet removing labels when any popup window is shown

I am newbie to leaflet and i found the following solution to add static labels to features in my map: L.CircleMarker.include({ bindLabel: function (content, options) { if (!this._label || ...
1
vote
2answers
255 views

Geocode free APi for internal application

I need opinions / experienced use on this issue: Which API can be used to geocode an internal application of a company that meets these requirements: Can be used for company internal application ...
0
votes
1answer
69 views

Adding shapes and/or icons to legend using Leaflet within R?

Is it possible, using Leaflet within R, to make a legend in such way that includes a set of icons or shapes and their corresponding value?
0
votes
1answer
55 views

How to display geotagged photos from my domain in leaflet

I already asked a question similar to this then I used a plugin of displaying geotagged photos in leaflet from (Google+ photos|Instagram / CartoDB|Norvegiana ) photos in leaflet This plugin gets ...
2
votes
1answer
36 views

Add Links to Leaflet Choropleth Map

I'm making a choropleth map based on this example I would like to add links to the map, so that when a user clicks on a state they will be taken to a specific page. For example, a user clicks on ...
0
votes
2answers
75 views

How to load a vector tile layer in a Leaflet map?

I need to load a vector tile layer in a Leaflet map. The vector tile is the vector tile layer about Mapillary sequences (look at https://a.mapillary.com/#vector-tiles ...), and the tile URL pattern ...
0
votes
1answer
41 views

Mapillary Vector Tiles are not shown at every zoom levels in a Leaflet map

I'm trying to load the Mapillary vector tiles layer in a Leaflet map. I'm using Leaflet.MapboxVectorTile (ref. https://github.com/SpatialServer/Leaflet.MapboxVectorTile). Here you are my code ... ...
2
votes
2answers
59 views

Esri leaflet feature layer toggle question

I have a feature layer that I am trying to toggle on / off via click. The problem I am having is that if I toggle the layer on and then off, it does not update to the screen unless I zoom in / out and ...
0
votes
1answer
49 views

Leaflet Basemap and Overlay Display

When running this why does the open street layer not show up as the base layer by default? and why does the precipitation layer come up as already checked to display? None of the other overlays ...
1
vote
1answer
47 views

Add DEM layer to Leaflet

I want to add a digital elevation model (DEM) layer to my leaflet map and access the height data through javascript, i.e. I cannot use .png files or qgis2webplugin but rather .tif or some compressed ...
0
votes
0answers
36 views

Cannot draw two layers at once using Leaflet

I have two map layers that I want to show at once: One is the full data, the other is a filtered version of the data. The map will draw with each of these layers, but not with both at the same time. ...
3
votes
2answers
4k views

Make sidebar div active on Marker click (and vice versa)?

What's the best way to change an element to active when you click on a marker. For example, when you click on a marker on a Leaflet map, how to make it so the sidebar element that's related to it ...
55
votes
6answers
31k views

Should I use OpenLayers or Leaflet?

I was debating with one of my collegues on OpenLayers v/s Leaflet. I made a point that OpenLayers is much better API if we wish to build a project, where you need direct connectivity to the Geoserver ...
0
votes
1answer
226 views

Using Leaflet: How do I get it to display one popup based on a condition?

Using Leaflet: How do I get it to display one popup based on a condition. See below. basemap_0.addTo(map); var layerOrder=new Array(); function pop_thunder(feature, layer) { ...
2
votes
1answer
75 views

Leaflet map draggable marker events

Everytime I click on the map I create a draggable marker with a drag function. It works great, however everytime I release the mouse after I dragged some marker, the click event of the map is ...
0
votes
1answer
59 views

Filtering GeoJSON data to include in Leaflet map

I am trying to filter through my geojson polygons and get all data entries with a specific attribute. I have a layer of polygons describing parks around the city parks.json. I want the user to click ...
1
vote
1answer
36 views

KML google in Leaflet

I know that GeoJson is suported in leaflet but how about kml ? is there any plugin for reading kml data in leaflet?
1
vote
1answer
29 views

Leaflet: Panes and Popups

I have a leaflet map with a circleMarker layer that has a popup. This works as expected. dotLayer = new L.geoJson(dots, { pointToLayer: function (feature, latlng) { return ...
0
votes
1answer
26 views

How to add Leaflet controls in an outer div

What is wrong with this code ? var mapbuttons_div = L.DomUtil.create('div', 'mapbuttons leaflet-bar leaflet-control'); var zoom = L.control.zoom( { position: 'topleft' } ); ...
2
votes
0answers
36 views

how to load raster image in leaflet? [closed]

I want to load a raster base layer in leaflet because the base layer usually needs an internet connection I want to load the raster offline .
1
vote
1answer
44 views

Mapbox free billing period

I am trying to use mapbox instead of leaflet to allow client to modify in the map if needed because I found in mapbox studio a friendly interface for modifying the map . Is the free period in mapbox ...
4
votes
1answer
65 views

Better (faster) way to join a csv to a geojson in Leaflet?

My goal: Store the attributes of a geojson in a csv file Allow a non-GIS user to edit a cloud-hosted csv file which then updates a webmap Have the web map be a static app with no GIS/PostGIS/SQL etc ...
2
votes
0answers
46 views

Draw raster on top of a Leaflet map

I want to implement a raster layer on top of a Leaflet map that includes the following functionalities: Digital Elevation Model (DEM) terrain height included in each raster cell GPS-Track (I use ...
1
vote
0answers
30 views

Load a raster file directly in leaflet

Is it possible to load a raster file (e.g. geotiff or erdas img) directly into a Leaflet map? If so, can you guide me to the correct documentation or method to do this? I am trying to do this with the ...
1
vote
2answers
4k views

Syling Leaflet Maps

Is there anyway to style base maps using Leaflet? I know there are quite a few options for loading different pre-made styles (such as Stamen, Mapbox, etc...), but I am looking for a way to create my ...
0
votes
2answers
38 views

Leaflet: Are Bing Maps tiles exempt from restriction to use only with Bing Maps?

Leaflet has a plugin that can fetch Bing Maps tiles. However, I see in the Bing Maps terms of use the following prohibition: 8.2 d) Use Content, including geocodes, other than via an ...
1
vote
0answers
35 views

MarkerCluster OR SuperCluster OR Vector OR [closed]

currently I'm working with many GeoJSON-Point-Objects. For my testing I use Leaflet with plugins (MarkerCluster, SuperCluster) and to compare them I tried OpenLayes with a cluster-vector solution. ...
1
vote
1answer
67 views

CQL filter not displaying in leaflet.js

I have a CQL filter that only displays a certain number of points, however when I try to apply the CQL to my existing leaflet map through the options for a layer nothing displays. No errors are thrown ...
0
votes
1answer
61 views

Hide and show markers in a Leaflet map using zoomend [closed]

How to hide and show markers in a Leaflet map using zoomend. Example jsfiddle.
2
votes
0answers
24 views

Filter data from WFS request in Leaflet

In the past I have used OpenLayers in order to make WFS requests to geoserver and show features on a map. I have also used WFS rules in order to filter the data based on specific values. Now I am ...
1
vote
2answers
76 views

Using a proxy for unsecure Mapquest layers in Leaflet L.tileLayer call

I have a web mapping client that needs to be secure and use only HTTPS requests for layers. I would like to include some basemaps such as Mapquest OSM and OpenSeaMap which do not (as far as I can see) ...
1
vote
1answer
114 views

How to add OpenSeaMap tiles as an overlay on top of osm base map with Leaflet?

After generating the OpenSeaMap tiles, I tried to add them as an overlay upon the openstreet basemap. The idea is after generating the OpenSeaMap tiles to serve them as "static" tiles to the client, ...
0
votes
1answer
33 views

Leaflet control layer update

I am using this example to setup a control layer. http://leafletjs.com/examples/layers-control.html L.control.layers(baseMaps, overlayMaps).addTo(map); How do I just update overlayMaps with latest ...
0
votes
1answer
22 views

Add WFS layer(json) in leaflet using leaflet layer tree control

I'm using the layer tree control to manage the display of layers. When I add WMS services, it works fine. But when I add WFS , this is not loaded. I'm using the leaflet layer tree plugin code and ...
1
vote
0answers
27 views

Changing layer color with a button click

I am trying to change the color of my map layer when filter buttons are selected. So, the goal is: the user sees all of the data in one color. Then, when they click on a filter button, only a subset ...
1
vote
1answer
65 views

Leaflet GeoJSON with projected coordinates (3857)

I am trying to get a GeoJSON with projected coordinates to show in Leaflet. I have no problems loading GeoJSON with lat/lng (EPSG:4326). Here is a fiddle where I load the GeoJSON with unprojected ...
0
votes
1answer
615 views

How to add layers and update layer control dynamically : leaflet

Introduction I am working with the lealflet api, where user can draw shapes to map(image)... Initially the layer control(handling 1 layer) is added for base map using imageoverlay...... ...