Questions tagged [leaflet-draw]
A plugin for Leaflet that adds support for drawing and editing vectors and markers on Leaflet maps.
111
questions
0
votes
0answers
47 views
L.Draw - override the editing logic for a custom handler
Into my application I use L.Draw plugin and I need to use (into a my specific application feature) a custom editing logic (for example I have to change the way to show the edit-markers) for a Polygon.
...
0
votes
0answers
80 views
Why snapping doesn't work on Leaflet version 1.0.0 and newer?
On documentation of Leaflet.Draw, Snapping sample is not working with Leaflet 1.0 but it works with Leaflet 0.7
http://leaflet.github.io/Leaflet.draw/docs/leaflet-draw-latest.html#l-draw-polyline
Is ...
1
vote
0answers
274 views
Remove a Drawn Polyline from LeafLet Map
How can I simply just remove this polyline from the map?
var pointA = L.latLng(From.lat, From.lng);
var pointB = L.latLng(To.lat, To.lng);
var pointList ...
0
votes
1answer
73 views
Overlay with the feature collection properties
I have the GeoJSON:
[{"type":"FeatureCollection",
"features":[
{"type":"Feature","properties":{"id":27,"name":"F001"},"geometry":{"type":"LineString","coordinates":[[-100.231018,47....
0
votes
1answer
96 views
Checking if a specific leaflet.draw control is enabled?
Where exactly are the leaflet controls stored that are added to the map?
So at anytime in the app, I can check something like
if(controls.polyline.enabled==true)
My guess is its somewhere in the map....
0
votes
1answer
352 views
Custom functions for SAVE and CANCEL on Leaflet.draw edit control
I have added an edit control on my map which is working fine (On the Frontend);
var editControls = new L.Control.Draw({
draw: false,
edit: {
featureGroup: this.updateGeomLyr
...
2
votes
1answer
353 views
Cutting holes in custom polygon made with Leaflet.Draw
I would like to be able to create holes in polygons made with Leaflet.Draw plugin. For example, I currently have code like this: https://jsfiddle.net/4gkrfu5b/
If you draw a polygon on top of another ...
0
votes
1answer
89 views
Leaflet.Draw save coordinates
I'd like to save the polyline coordinates. I'm creating it with Leaflet.Draw. The problem is that the coordinates are stored twice.
49.907018,16.324997,49.907018,16.324997,49.818936,16.340103,49....
0
votes
0answers
132 views
Create a custom draw Toolbar
I would like to create my own custom toolbar for leaflet.draw plugin but I don't know how to approach this solution.
To be more clear, I am trying to create a side-panel with buttons for each action, ...
3
votes
1answer
286 views
Prevent user from drawing a feature with Leaflet.draw
In my application using Leaflet.draw the user can set point markers on a map.
I would like to allow the setting only in a certain area.
The function isMarkerInsidePolygon(marker, polygon) returns ...
0
votes
0answers
131 views
Creating a Leaflet Overlay from JSON
I am trying to make an interactive map using leaflet where the user can toggle an overlay of multi-polygons. So far the following code works using a checkbox to display dummy point data, and radio ...
0
votes
0answers
196 views
Leaflet draw: prevent drawing through a custom overlay
I have a leaflet draw implementation (in Angular) with a custom sidebar that overlaps the Map. It should not be possible to draw through that sidebar.
For circlemarkers I could solve this problem ...
0
votes
0answers
294 views
Pushing features to external GeoJSON file
I am working on a project which uses Leaflet and leaflet.draw to show and draw shapes on the map. I also have a data.json file which I use to display former features generated from geojson.io. What I ...
0
votes
1answer
468 views
Allowing users to add data to marker that they create on Leaflet map?
I have created a basic web map and implemented leaflet.draw functionality to it. What I would like to do is allow anyone that visits the web map to use the draw tools to add a marker (point) and when ...
-1
votes
1answer
172 views
Finding precision of polygon in Leaflet? [duplicate]
In order to convert coordinates to geohash I need to know the precision as well but unable to figure how to do so..
Any suggestions?
** EDIT **
What I try to do is to find the precision in leaflet ...
0
votes
0answers
52 views
Attach Textarea to Leaflet Draw Rectangle to drag with rectangle
I am trying to revive some of the code of Leaflet-Illustrate:
It uses some Leaflet code that I believe is attaching hooks by using this:
statics: {
START: L.Draggable.START,
END: L....
0
votes
1answer
131 views
How to repeat drawing function in Leaflet
I am trying to create a Leaflet.js web map that gives users the opportunity to draw lines.
this line will be sent to mapquest elevation API to be retun to the map as a GeoJSON with elevation data ...
0
votes
0answers
172 views
Editing attributes of a GeoJSON in Leaflet
I have a map in which I'm trying to create the capabilities of adding new features and editing attributes of new and existing features. I have managed to make the feature editable but I want people to ...
0
votes
0answers
16 views
Which tool to use in order to create map? [duplicate]
What I am trying to do is to build a website with some maps for areas for a certain PC game.
I just don't know where to start.
How does one create a map?
Do I need first to acquire a background ...
2
votes
0answers
114 views
Use leaflet-draw-toolbar with angular 2
Is it possible to use leaflet-draw-toolbar with angular 2 and ngx-leaflet-draw?
I do not see, and I am not versed in Angular 2, enough, to incorporate the JS library for leaflet-draw-toolbar into my ...
1
vote
1answer
462 views
Leaflet: get layer in GeoJSON with pixel coordinates instead of lat long coordinates
In my Angular 7 project with ngx-leaflet and leaflet 1.4.0 and leaflet-draw 0.4.14 I want to export each drawn rectangle (and circle,...) to GeoJSON.
That works fine using
public onDrawCreated(e: ...
3
votes
0answers
90 views
Function fires despite conditional query in leaflet-map
In a map built with Leaflet I created a button to export and download data as geoJSON drawn before by the user with Leaflet.draw.
To prevent an empty download, I am querying the existence of data.
...
2
votes
1answer
682 views
ipyleaflet draws?
If I draw a circle with map control in a map, how can I store in a variable?
from ipyleaflet import Map, basemaps, basemap_to_tiles, DrawControl
watercolor = basemap_to_tiles(basemaps.Stamen....
1
vote
1answer
578 views
Creating popup forms with Leaflet (L.Draw). How to implement listeners for radio buttons and other input groups?
I am attempting to create a map-based survey using Leaflet popups and specifically L.Draw, because I want users to be able to insert markers where ever they want to and then answer certain questions.
...
1
vote
0answers
371 views
How to change the layer selection view from Radio button to Image in Leaflet
I have implemented the below example to show the multiple base layers of map in my application using LeafletJs.
Leaflet JS LayerGroup example
I'm able to successfully implement the same but I'm ...
0
votes
1answer
2k views
How to highlight marker dynamically with leaflet and leaflet draw
I am trying to make a selection via drawing a rectangle (or any shape) with leaflet draw. The selected features should be highlighted. I saw that there are various functions within the leaflet source ...
2
votes
1answer
590 views
Revert a Leaflet.draw edit event
I'm trying to prevent a user in edit mode from creating overlapping shapes. With a CREATED event, I can easily remove the layer. But I want to revert an edited shape back to its original position ...
0
votes
2answers
417 views
Updating popup of a Leaflet Polygon
I am trying to update a popup for a polygon that I have drawn with Leaflet.Draw. Now I understand that to set a popup to a layer I just created, it's all fine. I can also get the id of that layer I ...
2
votes
2answers
764 views
Leaflet popup disappear or moved over drawn polygon
If I would like to popup something over an actually drawn polygon,
then it sometimes disappear or moved to the first point of the polygon.
https://jsfiddle.net/o149mgwj/19/
var drawnItems = new L....
1
vote
0answers
527 views
Leaflet Draw: edit/delete features of different layers
I use Leaflet Draw and Leaflet WFST plugins to create/edit features and save my edits to PostGIS Database (hosted by GeoServer). I have three layers: points, lines, and polygons. I manage to make new ...
1
vote
1answer
4k views
Entering manual coordinates to draw polygon in Leaflet?
I want the user to enter manual coordinates of a polygon and then to click on a button to draw the polygon.
My code:
<body>
<div>
Polygon: <input type="text" name="...
1
vote
0answers
909 views
Show marker only in area polygon [closed]
I got task, to plot polygon on map. After finish draw only marker inside a polygon appear on map. I'm done with leaflet.draw and Draw.Event.Created. What method I can use to check which marker inside ...
0
votes
2answers
5k views
How to get the exact Circle that user has drawn using Leaflet.draw.Circle?
I have a simple Leaflet map, where The user can draw a Circle, using Leaflet.Draw.
When you use the following code to get the geometry,
map.on(L.Draw.Event.CREATED, function (event) {
var ...
3
votes
1answer
3k views
Get the lat/lng values of lines, polygons drawn by Leaflet drawing tools
I am new to JavaScript and Leaflet too. I made a basic map in Leaflet. I have also floated one sample geojson file in it. Now I also want leaflet for sourcing(co-ordinates) to my PHP file. So I need ...
0
votes
1answer
188 views
Leaflet draw - adding actions to prefilled markers
There are a bunch of markers which need to be loaded by default. The user can edit these markers and their corresponding properties in the popup window. The user can also add new markers and fill in ...
2
votes
1answer
491 views
How to use Draw.js in a Leaflet offline map
I'm trying to build a data-collecting map using Leaflet. To do this I have to download the Leaflet JavaScript files but I can't find out how to download a working draw.js.
When I download draw.js I ...
2
votes
1answer
872 views
Leaflet.Draw - GeoJSON to KML
I have made a map using the Leaflet Draw plugin which allows the user to download their drawn items. These drawnItems are exported as GeoJSON using the following code from here:
document....
1
vote
0answers
334 views
Leaflet Marker render
I now have a map and get the basic of the map from a geoJSON file.
Now i have a websocket and sent always positions from 3 different people. So how can i add a marker , which i can move to another ...
0
votes
1answer
747 views
Importing Leaflet Draw NGX for angular 4
I followed the steps from the main git:
https://github.com/Asymmetrik/ngx-leaflet
first I installed the required libraries (leaflet, leaflet-draw, leaflet-ngx, and leaflet-draw-ngx)
then I declared ...
2
votes
1answer
3k views
React-Leaflet-Draw: accessing a polygon's array of coordinates on save
I've got a component which puts an editable polygon on the map. When the user hits the "save" button, I want to access an array of the polygon's new vertices, so that I can save them. How do I do ...
1
vote
1answer
3k views
How to detect “delete” or “edit” events in popup menu created with Leaflet-draw-toolbar plugin?
In this example you may create a polygon and then click it and popup menu shows. There is three buttons: edit, delete and pick a color. How can I detect event and determine which of it - delete or ...
1
vote
1answer
2k views
Correct method to save and restore leaftlet drawing into mysql database
I have the following code for saving my coordinates of what I draw. So what I do on drawing created I have the following function.
map.on(L.Draw.Event.CREATED, function (e) {
var type = e....
1
vote
0answers
462 views
While Dragging, created marker with connected polyline from toolbar,previous polyline between two marker deleted using leaflet?
When dragging created marker with connected polyline from toolbar,previous polyline between two marker automatically deleted or auto connect from with new draggable marker?
I'm try to dragging ...
1
vote
0answers
64 views
Can't execute Leaflet Layers properly
https://jsfiddle.net/324h2d9q/87/
I tried to make a map with Leaflet where I have multiple layers where I sort things via category, but it seems that it is not working... If I click on ,,Muzee", it ...
3
votes
1answer
537 views
how to save drawable entities with leaflet.draw/draw polygons into my Postgis database with getting also the coordinates
I am very new to creating webmaps with Leaflet and I am trying to save my shapes I draw into my postgis db. I would prefer to be saved as .shp or any default format (i.e. json) with its geometry field....
1
vote
1answer
922 views
Spatial Queries in Leaflet, select polygons from (A1,A2…An) which intersect with polygon (B)
I am looking for an online solution for leaflet where I can select and export (console log, geojson, addLayer) a group of polygon from a geojson file which intersect with a drawn polygon (with leaflet ...
0
votes
1answer
1k views
Can Draw and Edit mode be enabled at the same time on Leaflet?
Imagine you want to draw several shapes (marker, linestring, polygon) and also edit them after the shape is drawn or whenerver you want having the possibility to continue adding stuff.
at the moment ...
1
vote
0answers
292 views
Relating Polygons to Results in AngularJS & Leaflet
I am using Lealfet.draw tools for creating polygons and then fetching results from a database based on the coordinates of those polygons. I want to be able to relate each polygon to it's ...
1
vote
2answers
2k views
Removing tool from Leaflet Draw
I am using Leaflet draw for adding Draw toolbar to my leaflet map. I am using angular leaflet directive to add the map. I want certain elements of the draw toolbar to be removed, specifically (line ...
1
vote
0answers
214 views
Clustering polygon's created with Leaflet.Draw
I am experimenting with Leaflet at the moment and am trying to cluster polygon's that I've created with Leaflet.Draw plugin's tools. I know that clustering polygons is possible (Is it possible to ...
