Questions tagged [markers]

An object used to indicate a position, place, or route

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31 views

How to copy the location of these markers on a website Google map?

I want to know the location coordinates of all those points in order to put them in GIS software. (QGIS) Is there an easy way to do it? This is the website: https://www.ah.nl/suppliers/map
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1answer
29 views

Clustering markers from GeoJSON after adding data to layer in Leaflet

I am trying to add clusters in my leaflet map. I use overlayMaps which helps to choose one of the active layers, and in that case I want my marker to be a cluster. But it is not clustering. Again ...
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1answer
34 views

RemoveMarkers() is not working for PruneCluster markers in Leaflet

I have a set of markers clustered with PruneCluster plugin. The data of these markers is rendered from GeoJSON layers, the way to do it is like this: var propsAmp = amphibiens.features var ...
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1answer
58 views

Prevent marker from moving in QGIS when zooming

I was wondering how I can prevent the movement of my markers when zooming out in QGIS. I have this sample image of Auckland on a larger scale where everything seems to be ok: Then I zoom out a little ...
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1answer
47 views

Cluster GeoJSON data with PruneCluster

I'm trying to create a cluster with categories using PruneCluster around my GeoJSON layers. As the example in GitHub They are creating randomly some markers then adding them to the cluster. I did the ...
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1answer
25 views

What do the acronyms OBT and OCIP mean on a survey plan?

When looking at survey plans for British Columbia, Canada, there are various acronyms used to describe survey markers. Ones that I do know include: BT - bearing tree CIP - capped iron post PP - "...
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15 views

I cannot able to popup the marker from the geojson in the leaflet [duplicate]

var json1 = { "type": "FeatureCollection", "features": [ { "type": "Feature", "properties": {}, "geometry&...
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2answers
54 views

Removing individual Leaflet markers added through L.geoJSON

I'd like to click on a button in a sidebar outside a Leaflet map and remove a marker associated with that button. But when I bulk add data through L.geoJSON, the function appears to not create ...
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How to add points (marker) in Mapbox real time geolocation with Cassandra database?

I am now using Angular in web and ionic in mobile with spring-boot for communicate between web and mobile and I use Cassandra for database. I get longitude and latitude of mobile geolocation in real ...
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27 views

How do I create more makers with more unique popups?

I am attempting to create a map with Leaflet that has unique files attached to different popups. I can generate a marker with the popups I want but I can not generate a second marker with different ...
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1answer
98 views

Assign Markers to Polygons in Leaflet

I want to visualize polygons in Leaflet. I do this via L.geoJson, no problem here. But each polygon shall has it's own set of Markers, which should be dispayed, when the polygon is clicked and hidden, ...
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1answer
57 views

L.divIcon and aria-label attribute

I have three type of layer and for each layer a different marker, which I styled in CSS. The problem now is, that if someone uses VoiceOver or something like this, it's reading the 'html'. In my case, ...
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1answer
32 views

OpenLayers Style Text incorrectly aligned and moving on map resize

I have an OpenLayers map which I want to display SVG markers on with some text. I have got it to display the marker and it looks fine but when the map is resized the alignment of the text moves by a ...
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359 views

Google Maps API - .seticon size based on zoom level

I did look up this question on here but the answer used 'new google.maps.MarkerImage(' which has been deprecated, and I can't get anything else to work. I think it has to do with my array of markers, ...
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1answer
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How to deal with several markers in the same location on a map, e.g. to let viewers know they're there, and regarding tooltips with different info

I've created a web map. There are several markers on it, each representing something, and a tooltip shows related info. Several markers are in the very same location (lat, lon). So there are two ...
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118 views

moveToLocation and open Marker-Popup automatically

For reference: I use L.Control.Search to search for my Marker. It's this Plugin: https://github.com/stefanocudini/leaflet-search/blob/master/examples/multiple-layers.html And this is the working ...
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Problem in showing marker and Waypoints own OSRM server

We have installed the OSRM step by step as provided in the link below benjaminberhault.com//post/2018/12/08/… but we are able to see the map but not the waypoints and markers.
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1answer
251 views

How to change the icon-image on click

I am using Mapbox and I am trying to change the icon-image by clicking on it, for example I want to change this: With this when I click: map.on('load', function() { map.loadImage('./images/...
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1answer
72 views

Repeat polygon marker line by interval: neighboring polygons

As you can see in the screenshot below, I use a polygon marker line with interval. If there are 2 neighboring polygons, the markers will be doubled - of course. But I need to suppress this effect. ...
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25 views

Mapbox Sheet Mapper: how to use different icons for the markers?

I watched a webinar on Mapbox sheet mapper. At the time linked in this youtube video, this exact question came up, how can you replace the markers with different icons? They said it's possible but ...
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109 views

How to draw a route line between more than one lat long in leaflet map

now I am using Leaflet map in my application but the problem is am not able to bring the line between lat long markers. Poly line just drawing the lines but not taking along with the road.. Currently ...
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109 views

How to show popup info after click to marker?

this is my code with some marker. I would like to show square with marker informations after click to some marker on map like there. I get piece of js code from this page, write to my code and tried ...
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1answer
37 views

Defining custom icon for points in L.geoJSON within fetch call

I am trying to define a new icon for my points in Leaflet but am drawing a blank. I am using Fetch (see code) to access the data and have it displayed with the default icon but can't work out how to ...
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1answer
103 views

How can I cluster my markers with GeoJSON file?

I'm here because I spent so many hours again trying to figure out how to make the leaflet.cluster.js plugin work on my map. Here is my code (very long, sorry) : I first build my custom marker with ...
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2answers
262 views

Custom Markers in Leaflet [closed]

I have a jsonObject full of supermarkets and I would like to map them and assign them a special marker depending on the name attribute. I have tried out a lot and also the Leaflet tutorial on custom ...
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66 views

Leaflet Buffer value by GeoJSON feature.properties

Is it possible to add a buffer to a list of points, taking the value of the radius from the properties of the GeoJSON file? This is my code to take points from JSON files and represent them as ...
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1answer
226 views

react-leaflet and clustering?

I am able to successfully map my data points using 'and` on a map: import React, { Component } from 'react'; import { Map, CircleMarker, TileLayer, Tooltip, AttributionControl } from "react-leaflet"; ...
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1answer
22 views

Why won't QGIS show markers outside the window?

I'm having an issue with the QGIS2.18.3: I have grid center points, where I want to put square shaped markers to create a grid. The problem is that if a center point is outside the window, the program ...
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16 views

Custom MarkerClusterGroup icons according to the points within the group [duplicate]

I would like my icons of my MarkerClusterGroup to be determined according to the content (all poi) of the group. My object: var villes = { "Paris": { "lat": 48.852969, "lon": 2....
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36 views

Users‘ search queries and marker clustering on server side

I have no idea how integrate search queries with my server clustering. I have static cluster (supercluster) which I load on server (NodeJS) once. MongoDB with GeoJSON data. Client side is built with ...
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0answers
141 views

Folium choropleth plots markers [closed]

I have this code to plot a choropleth from a GeoPandas DataFrame. def create_gpd_dataframe(self d = {'Angle of point': yard_list, 'Latitude': yard_lat_list, 'Longitude': yard_lon_list} ...
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1answer
372 views

Add a border and change border color of a marker in OpenLayers

I want to add a border color to the icons in OpenLayers. I also, want to be able to change the color of this border depending on the attribute of the marker. Is there any easy way to do this? The code ...
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427 views

Python, Folium choropleth, plot by value

I have a GeoPandas dataframe: self.geopd = gpd.GeoDataFrame(df, geometry=gpd.points_from_xy(df.Longitude, df.Latitude)) Angle of point Latitude Longitude geometry 0 ...
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1answer
117 views

How can I prevent a marker being dropped when the map is dragged in Leaflet?

I am using Leaflet to display a map in Angular8. I want to add a marker to the clicked location. Everything works fine, except the fact that a marker is being added after I finish dragging the map, ...
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1answer
86 views

Move and/or Remove Markers in ArcGIS Graphics Layer

I'm using the ArcGIS 100.6 iOS SDK and am populating the map with markers on a Graphics Overlay Layer whose locations are stored in a database common to all users of my application. Each marker is ...
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1answer
118 views

PyQGIS Remove VertexMarker

I have several plugins I am using that involve rubberbands and their equivalent points (QgisVertexMarkers). My problem looks to come from removing them from the display. This process worked fine in ...
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0answers
88 views

Adding markers to Leaflet MiniMap? [closed]

I am using Leaflet with the MiniMap plugin: https://github.com/Norkart/Leaflet-MiniMap Often, the zoom level difference between main map and mini map is so big that the bounding box shown in the ...
4
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1answer
67 views

QGIS Adding single arrow to polyline with dynamic position

In QGIS, is it possible to add a single arrow (indicating direction) to a polyline with a dynamic position, so that it is always in view as long as the polygon is in view? Adding "Arrow" to a line ...
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0answers
38 views

Draw several lines to represent the distance to a certain point for several points

It gives a certain point that I want to analyze. I want to see what is the distance of that point from the rest of the x points on the OpenLayers map ... The data comes from external JSON in the ...
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1answer
75 views

Plotting sample stations upon contour line in QGIS?

I need to create point sample stations on two contour lines (-10m and -20m). What I'm intending to do is, put markers (circle with stroke) on the contour lines, with equal distance from one point to ...
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0answers
71 views

QGIS 3 3D Marker

In the 3D view I add 3d.obj files as Marker.works very well. Is it possible to add different 3D markers on different layers or categories. When I use 2 different layers with different obj files 3D ...
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1answer
655 views

Resize vector marker according to zoom (i.e. marker constant size in meters) in Leaflet?

I have a map with 20 markers on a geojson layer. They are all from the same SVG and represent a certain area on the map (meaning they represent a circle of constant radius in meter on the map). I need ...
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0answers
38 views

Load KML to GeoJSON [closed]

I want to let Marker to other style. This is my code: <script> var url = 'leaflet/WGS84.kml'; doSomething(url); function doSomething(url) { var runlayer = omnivore.kml(...
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1answer
870 views

Resizing Leaflet CircleMarkers after zoom level changes?

I am trying to find a way to have my CircleMarkers resize themselves after zooming in or out so that they scale properly with the map. So far, I have tried firing map.InvalidateSize() on the zoomend ...
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1answer
65 views

Displaying direction arrow on pointstopath in QGIS?

I found Displaying direction of movement with points2paths in QGIS? which should work but it doesn't. It looks as though it's an older version of QGIS (I'm using Madeira). Arrow gives a very strange ...
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2answers
718 views

Leaflet GEOJson marker pins are not a Layer?

I currently have the following code which is used to display a series of GEOJson marker pins on a LeafletJS 1.5.1 map and it also displays a KML layer which can be toggled on and off using a checkbox. ...
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0answers
61 views

Group members add their location to OSM map?

We have a Facebook group with about 100,000 members. How can we create an OpenStreetMap map where members who have the URL to the map can add their location with a marker (only one marker per member), ...
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1answer
69 views

Starting Dash Space Pattern with space instead of dash in QGIS?

I need to create a simple line symbol which starts with a gap (space) instead of a dash. I avoid replacing the simple line with a marker line because of the x-axis offset that i need to introduce. Can ...
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0answers
27 views

Add custom icon via mapbox.attr

I try to add my custom icon via mapIcon attr but doesn't work: <script type="text/javascript"> function fc_addressint_initMap(mapBox) { var mapLatLon = eval("(" + mapBox.attr("...
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1answer
491 views

Custom icon with Leaflet

I'm trying to add custom icon in Leaflet, but it doesn't show on map. This is my code: <script type="text/javascript"> function fc_MapMod_initialize_99() { var ...

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