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

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142 views

leaflet-routing-machine add waypoints, routing summary

I'm playing around with leaflet-routing-machine (https://github.com/perliedman/leaflet-routing-machine) and have 2 questions about it's usage: 1) I have the following code now routeControl = ...
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0answers
25 views

Subtract parts of polygon that overlap with ocean

I have some seismic data in format of shapefiles/geojson. The data has no relevance in the oceans so I am looking to strip away those parts of the polygon. What I am currently doing is using the ...
1
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2answers
104 views

IE8 problem with proj4.js

This problem is in IE8 and not in Firefox. My first problem was that IE8 don't support JSON natively and I get the "JSON is undefined". I solved this by including json2 or json3. Now JSON.parse ...
8
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1answer
328 views

How to add an attribution on a GeoJSON Layer from Leaflet?

I need to use a GeoJSON Layer on my Leaflet map. Here is a sample of my code: function onEachFeature(feature, layer) { if (feature.properties && feature.properties.popupContent) { ...
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0answers
69 views

How do I get popups to function in this interactive map?

I'm trying to create an interactive map like the Mapbox one demonstrated here Scroll-driven navigation map however, I want to have markers with popups. I cannot figure out what is prohibiting the ...
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0answers
26 views

Leaflet: my map is moving when popups open [closed]

I have an issue and I can't find a solution by myself. This is the map I'm working on. When you check "Afficher les produits échangés", you can see a half-dozen popups opening simultaneously. And ...
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0answers
23 views

Add custom marker from control with relative icon size to leaflet

Is it possible to add a marker with a control with a size relative to zoom ? example : I'd like to put a circle with a radius of 100m without drawing it, like a marker When I use L.icon I must set ...
0
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1answer
19 views

is there a setSource parameter that I can use for a button/image click event in Leaflet?

Is there such a thing as setSource for a layer, as there is in Open Layers 3, in Leaflet? Or something equivalent? I can't find it in the API documentation. UPDATE WITH MORE INFORMATION I am trying ...
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1answer
35 views

Bezier curves on GPX path using turf.js but for iOS platform

I'm interested in creating bezier curves on a path based on imported GPX data and understand how to implement turf.js for web. But how would I implement this for iOS? Specifically, if I am using a ...
1
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0answers
40 views

Solution to draw objects on layers and share maps

I'm looking for an online solution to build custom maps on top of OSM/Bing/Google layers and share them via export or link. I need to find an address, draw and drop lines, polygons, circles, add and ...
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0answers
55 views

Leaflet Magnifying Glass and Opacity Controls

I have been looking at Leaflet as an alternative to Open Layers 3 in the event that I need something more lightweight, but I am running into a problem when trying to integrate some of the generously ...
3
votes
1answer
3k views

Disable leaflet interaction temporary

How can I temporary disable zoming/draging the Mapview in Leaflet.js Tried so many ways but without any luck. It's important to make it temporary and I also need the option to enable again.
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1answer
53 views

KML too large for browser - can this be done in a server?

Please note, this question is similar to this question, which is 4 years old and has no accepted answer. The closest to an answer in that thread - using fusiontables - is not going to work for me ...
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1answer
51 views

Geocoder's autocomplete only shows 26px in Leaflet

I've got a map on GitHub (I removed everything that isn't needed). The problem is that the geocoding widget doesn't show the search results completly: I guess this happens due to a custom zoom bar ...
0
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1answer
93 views

Which map API to draw polygon and export my data that is within boundary?

I have 5 point datasets that I want to display and be able to filter by fields. I will then be able to hand draw a polygon and export Excel of the data from each dataset within the polygon. Which web ...
5
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2answers
838 views

Large loads geojson from mysql to leaflet?

I have a mysql database with +25K rows including geometry and other attributes. Using a mysql2geojson php script I then added it to a leaflet map. It is super slow now, what can I do to boost the ...
2
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1answer
67 views

Navigate two leaflet maps

I am looking for an example where there would be multiple map divs containing leaflet maps. When one is panned I want the other one to pan or zoom with it so they are always in sync.
0
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1answer
53 views

On load event for Leaflet proj4leaflet projected geoJSON layer

Can't find proper event for vector layer like on "load", to be fired when this layer is fuly rendered. I add vector features to a layer in Leaflet using proj4leaflet from JSON object like this var ...
0
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1answer
114 views

Geoserver popups in Leaflet

I've got a simple Leaflet map with a basemap and one map-layer coming from my own hosted GeoServer. I made the layers show up nicely in a map. Now I want to add popups on the point layer showing ...
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0answers
41 views

Indoor routing using Leaflet and pgrouting

I am going to create a project with leaflet and pgrouting for indoor mapping. now I want to search for possibilities of doing this,I want to chose right library for this .Does any one has any ...
1
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1answer
48 views

Add multiple strokes to Leaflet geojson feature path

Wondering if it's possible to add multiple strokes to a polygon or line feature (the same thing could apply to multiple fills for polygons too). The leaflet documentation on the L.Path style options ...
1
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1answer
62 views

Is the data supplied to Google Maps or leaflet.js javascript rest API is private

I have a dataset which has to be used for internal/intranet web application. Is the data supplied to google map javascript api to draw map as well as to show meta information through markers is ...
0
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1answer
104 views

GeoTIFFS on Geoserver are served slowly, at too low resolution

I have a bunch of large, high resolution GeoTIFFs, that I am serving using GeoServer. I also have a prototype client I wrote using Leaflet. The resolution of the TIFFs is quite high, but despite that ...
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1answer
169 views

Zoom variable or pixel distance

I have query by distance working in a framework that generates a list of features within a fixed distance of a clicked feature. I would like to make the queried distance variable based on either: ...
1
vote
1answer
73 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. ...
0
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1answer
33 views

Access index of a leaflet marker

I have seen some examples of this but they are not working for this situation. What I need to be able to do is when I click on a marker get the index of that marker to write to the console. The ...
0
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1answer
78 views

Leaflet: Map focus issue after enabling a custom ZoomToArea control in Firefox

I'm trying to add a Zoom-to-Area control to Leaflet by extending the built in Control.Zoom plugin, but I'm fighting some "map-loses-focus" issue that affects only Firefox. The function works as I ...
3
votes
1answer
127 views

Open popups in a fixed position with Leaflet

I have create my map with Leaflet exactly how I want it (with my markers and externals links). I would like to have the popup always fixes in the top right hand corner (for an example). Is there any ...
0
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1answer
22 views

tileLayers grouped in layerGroup not displaying

I am trying to combine 3 tileLayers (Esri map services for imagery, boundaries, roads) into one layerGroup so that it can be chosen via the layers control. This jsfiddle shows the three tileLayers ...
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0answers
48 views

OpenLayers3 Heatmap: Which are the availables geotypes to load?

I'm developing a heatmap and I'm trying some of the availables libraries. Leaflet GoogleMaps OpenLayers I'm using a geoJson file with several amounts of points. Since Leaflet allow me to assing a ...
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0answers
35 views

Custom routes and nodes for Leaflet

This is probably far-fetched to ask but let's say you have a custom map using Leaflet. For me, my map is over here. As you can see, it's a neatly-designed yet clear map that is 30,000 pixels wide. ...
0
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1answer
101 views

Transparent custom legend with mapbox/leaflet.js

I am building a map with mapbox.js. I have created a custom legend and want to make it partially transparent, but can't figure out the right CSS. Here is my legend html snippet: <div ...
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0answers
106 views

Extend/change Leaflet Marker class to put DivIcon markers in another map pane

Leaflet uses different panes for different content. Markers are in the markerPane div and Popups are in the popupPane. I find the DivIcon class a lot easier to use than the custom layer because of ...
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3answers
313 views

How to load geojson vector tiles from mapbox id?

I have some data hosted on mapbox and I'm trying to load it as tiled geojson into Leaflet from its mapbox id (I just want to get plain geojson, I'm not trying to render it). How can I achieved that? ...
15
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10answers
12k views

How to convert ArcGIS Server JSON to GeoJSON?

I'm creating a web map using Leaflet, and I want to be able to grab feature layers from our ArcServer. I have successfully been able to retrieve a feature class as JSON, but Esri's JSON objects don't ...
0
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3answers
111 views

Leaflet is behaving unexpectedly when trying to load more than one layer

I had a hard time trying to create a good title for my issue since it is a little hard to explain. But I will do my best. Basically what I'm trying to create a web map to show three distinct layers, ...
2
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0answers
39 views

How to change layer order in leaflet.js

I would like to be able to change the order of the layers in leaflet. I tried implementing two leaflet plugins in order to change the layer order. First I tried leaflet-control-orderlayers, which ...
1
vote
1answer
530 views

Leaflet Draw - add title to marker or shape?

I am trying to create a participatory mapping site where users can draw pts, lines and polys using Leaflet draw. Is it possible to create a pop window where users can add a title or description of ...
1
vote
2answers
227 views

Turf.js only with Mapbox.js?

After trying turf.js with plain ole leaflet and getting confused because the most basic stuff wouldn't work, I'm thinking that turf.js requires Mapbox.js and access token. Can anyone confirm or deny ...
1
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0answers
148 views

Fetching postgis data through php json and passing to leaflet map

I am new to this and trying to explore leaflet and geojson a bit. Please help me with this. This is my php page which I am using to fetch data from PostGIS. (the data opened successfully in the ...
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0answers
49 views

QGIS2Leaf - Limiting the number of features loaded

I'm using the awesome QGIS2Leaf plugin. As others have noted, Leaflet slows down when the number of features becomes too large. ...
0
votes
1answer
59 views

How can I incorporate custom/image markers into Leaflet MarkerCluster

I'm using Leaflet MarkerCluster. It works fine, however, when you drill down to an individual marker (not cluster) I can't figure out how to replace the standard marker with my own custom icon/image. ...
0
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0answers
114 views

Can I print bing maps using mapfish-print and leaflet.Print.js?

var printProvider = L.print.provider({ method: 'GET', url: "localhost:8080/print-servlet-2.1-SNAPSHOT-IMG-MAGICK/pdf", autoLoad: true, dpi: 300, showLayouts: true }); var url = ...
1
vote
1answer
43 views

Source for cloud cover map layer over UK

I'd like to add a layer to display historical data on cloud cover in a Leaflet project I'm currently working on. This is specific to a given day in 2012 for a city in England, and ideally I'd like to ...
1
vote
1answer
34 views

A problem with event firing upon mouseout

I'm trying to create a point map that displays information about a point in an info box upon user mouseover and changes the styling of the point. On mouseout, I want the info box and marker styling to ...
1
vote
1answer
353 views

leaflet and image popup from qgis export

I am a novice in using leaflet, I exported my map layers from qgis to a working leaflet map. i am trying to modify the popup to use the attribute so as to get an image popup. i am however stuck as i ...
2
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0answers
2k views

Having issues getting Leaflet “L.tileLayer.wms” to display Geoserver WMS data

I've set up Geoserver and WMS capabilities to host some weather data files (satellite data for example). Here's an example file: ...
0
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0answers
120 views

Error while passing geojson data to leaflet heatmap

I am using following set of code for converting geoJson data into Heatmap format and passing to L.heatLayer extends of leaflet. While using this function to fetch the data...I get this following ...
0
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1answer
50 views

Trying to learn leaflet, but not understanding the use of the "_.[method call?] syntax

I have been using Leaflet as of late and enjoy the "lightness" of this API vs. OpenLayers. One of the things I am doing is looking at examples and/or source code from pages that use this API. I ...
0
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1answer
75 views

Tools for map animations

I am preparing some visualizations of data (mainly animated choropleths), and I am looking for suitable tools. Ideally, I am looking for something similar to this kind of animated infographics. So, I ...