All Questions
327
questions
1
vote
1
answer
26
views
How to update fillColor to selected input in shiny and leaflet map
I am having a difficult time transitioning my map from static to reactive so a user can select what data they want to look at. I am pretty new to R so please bare with me but I think I figured out how ...
- 25
1
vote
1
answer
23
views
How to add markers in a Leaflet minimap?
I have created an application in Shiny which allows for selecting a place and then displays a datatable with information and a marker at the corresponding position in the map. The marker is set in ...
- 97
1
vote
1
answer
39
views
Table Display based on filter selection and custom polyline click
I have a shapefile with segments of varying lengths. For each segment, I have attributes including segment id, year, time period, and other variables like traffic volume. Right now a user is able to ...
- 1,287
2
votes
0
answers
31
views
How to dynamically update Leaflet markers with custom icons based on slider input?
I am working on a Shiny app where I want to display a Leaflet map with markers that have custom icons. The icons should change based on a year selected using a slider input. Specifically, markers ...
1
vote
1
answer
24
views
How to Separate Lines for Labels?
I have the following code in R Shiny for a data dashboard I'm working on, but I want the "Median Carbon Level" to be on a seperate line than the "Percent Increase from 2015" ...
0
votes
1
answer
65
views
Connecting R Leaflet to esri vector tile service
I'm building a Shiny leaflet application that I want to use a ESRI vector tile map from my organization for. I can see that leaflet connects to it as the attribution is accurate. However the tiles ...
- 416
0
votes
1
answer
39
views
The position of map (leaflet) not updating from dropdown user input R
I have a global variable called map_status, selectedDropdownData.
mapStatus <<- list(map_lng = -110.9747, map_lat = 32.2226, map_zoom = 12)
selectedDropdownData <<- NULL
I currently ...
- 23
1
vote
1
answer
40
views
Click on a subregion and autoscale zoom to fit the subregion
I'm developing an R Shiny app and want to have an interactive map, where the user clicks on a region (or subregion), and the map automatically zooms and scales the view to fit the selected region. ...
- 11
0
votes
1
answer
52
views
Problem with deploying shiny app/leaflet to shinyapps.io
I am trying to deploy a very simple app to Shinyapps.io.
My app is the following, and the structure of the folder is mines_peru/app.R (the file below) and mines_peru/data/clean_active_mines.RDS.
...
- 55
1
vote
0
answers
36
views
Render Leaflet Map Layers Asynchronously in R Shiny
I am trying to reduce the loading time of a Shiny App that renders a map via the Leaflet package utilizing large sf object datasets. Much of the slow loading time is attributable to the actual ...
- 11
0
votes
0
answers
48
views
Polygon duplicated when using 'Cut layers'
I'm building a Shiny app using leafpm polygon editor. Basically I apply some changes to an existing polygon, then I save the edited polygons and edit the leaflet map by removing polygons and adding ...
- 64
0
votes
1
answer
27
views
Leaflet circle markers are not adhering to my colorfactor palette?
I'm using a defined color palette in my circle markers to show the category of each point on the map.
The points that show up on the map are colored according to the palette but the palette does not ...
1
vote
1
answer
36
views
How to use a Cicerone guide for elements of a leaflet map in R Shiny?
Using the Cicerone package, I am trying to create some guide steps for elements inside an r-leaflet map. I have tried a variety of CSS selectors I can think of from inspecting the elements and using ...
- 4,194
0
votes
1
answer
64
views
Ignoring prepended content; prependContent can't be used in a Shiny render call
I have a shiny app with lots of points that need to be selected to display data in a table. I love the functionality displayed in this question here. Unfortunately implementing this in shiny produces ...
- 1,870
0
votes
0
answers
28
views
Trouble with R Shiny app, leaflet map using tidygeocoder timing out
I am making a shiny app where you can enter any address and it should find the nearest airport to that address and also the nearest office (of four) to suggest a best path. I have a sf file for the ...
