All Questions
1,850
questions
0
votes
1
answer
441
views
Is there a way to display R Leaflet label values in a separate box?
On the JS Leaflet page the population density is shown in a panel in the upper right hand corner when a state is hovered over. Is there a way to create a similar box in Leaflet using R?
I created a ...
- 23
0
votes
0
answers
40
views
How to reduce incremental zooms in leaflet?
I am making maps in leaflet and cannot change the zoom increment for some reason.
I don't have the option to use
var map = L.map('map', {
zoomSnap: 0.25
});
I also don't have these functions ...
- 27
0
votes
1
answer
32
views
changing the destination on the map by the button shiny
I have a shiny app which displays a map and can choose a few countries based on the selectinput function. I'm trying to replace the selectInput with the button, so instead of choosing the country, ...
- 189
2
votes
0
answers
215
views
modify icon size using iconCreateFunction in leaflet for R
Using the quakes data as an example and the code below, I wish to modify the icon size.
I need to keep the rest of the code as unchanged as possible, I just want to make the icons smaller.
Can anyone ...
- 23
0
votes
1
answer
84
views
Why does the shiny app give me an error when trying to use osrm trip in a reactive()?
Hello and thanks for reading me. I am trying to make an app that generates a route to the closest location of the dataframe considering the current location, but when doing the calculations in shiny ...
- 618
0
votes
2
answers
93
views
R Displaying Points Twice?
I have this code for an interactive map in R:
library(leaflet)
library(inlmisc)
Long = rnorm(1000, -71, 0.5)
Lat = rnorm(1000, 42.3, 0.5)
loc = rep("loc", 1000)
Name = rep("Location&...
- 5,689
0
votes
1
answer
219
views
Curved flow lines in leaflet minicharts R
I'm creating a flow map in R Leaflet which will eventually go through Shiny. This is a very simplified example of what it looks like:
How can I curve the flow lines?
Reproducible example:
library(...
- 345
-1
votes
1
answer
26
views
Lag in HTML Outputs within R
I found this post on stackoverflow to make an interactive map in R (second answer): Search button for Leaflet R map?
library(leaflet)
library(inlmisc)
df = read.csv(textConnection(
'Name, Lat, Long
&...
- 5,689
1
vote
1
answer
318
views
Only Showing Individual Points on a Map
I have this following map made from simulated data in R:
First I loaded the libraires:
library(leaflet)
library(leaflet.extras)
library(dplyr)
Then, I simulated the random data for this example:
...
- 5,689
0
votes
0
answers
120
views
Specify range of values to display in leaflet map?
I'm very new to using leaflet and the GBIF API in R, but I'm wondering how to display tiles up to a particular year (like 'year<=2015') rather than just the tiles with the year equivalent to a ...
- 1
0
votes
1
answer
36
views
Loop through dataframe and produce individual location maps
I want to loop through a dataframe that contains different monitoring sites and produce an individual leaflet map for each site.
See the minimal example below. I realize the loop, as written, will ...
- 181
1
vote
1
answer
224
views
How to sub and superscript an R leaflet plot legend
How can I superscript and subscript an R leaflet legend title. For example m2 in the example below?
library(leaflet)
library(mapview) ## for the breweries dataset
## palette for the legend
palB <- ...
- 189
2
votes
1
answer
439
views
Creating dynamic legends in R/leaflet
I am wondering if there is a way to create dynamic legends based off the values in a specific column. For example looping through the Items$color category and listing Green, Orange and Red with their ...
- 271
0
votes
1
answer
120
views
leaflet markers dissapear in r shiny tabsetPanel (when on mobile)
I'm working on a Shiny app that uses the leaflet package. My leaflet map is embedded in a tabsetPanel where the first tab shows a plot and when you click on the second tab you'll see the leaflet map ...
4
votes
1
answer
824
views
Customizing Leaflet Map Icons in R
I started to learn how to use the search features in leaflet maps - below is a leaflet map which allows you to search for a city (i.e. single search term):
library(leaflet)
library(leaflet.extras)
...
- 5,689