All Questions
33
questions
1
vote
1
answer
121
views
Customize the legend of bubble map by using leaflet
So far I could plot the bubble map as below:
library(leaflet)
library(leafletCN)
library(plyr)
dat = data.frame(name = regionNames("china"),
value = 1)
data=data.frame(...
- 437
0
votes
1
answer
760
views
How to create custom legend labels in R/Leaflet when you use the pal argument in AddPolygons
I have a Leaflet map that colors polygons according to a previously defined pal function, which varies with a variable and the bins (and therefore the colors) are defined manually. Then it creates a ...
- 49
0
votes
1
answer
496
views
Legend using leaflet
I create this code, it is work but when I add a legend it doesn't work well. Someone can help me? I need the legend has the same value of nycounties$dimension, also I need to reorder increase.
...
- 580
0
votes
1
answer
693
views
Toggling Between Map Legends in Leaflet using Shiny
I am currently trying to code a leaflet legend in shiny so that the corresponding legend changes as I toggle between the maps.
I have read this blog post: https://medium.com/ibm-data-ai/layer-specific-...
- 141
3
votes
1
answer
2k
views
Create Custom Labels in Leaflet Legend
Map Image
I have created a map in leaflet. The legend is currently numbered 0, 2, 4, 6, 8. However, I would instead like just two labels. One saying 'Less Dense' and another saying 'More Dense'.
I am ...
- 141
0
votes
1
answer
375
views
Update to "reverse order in R leaflet continuous legend"?
I have exactly the same question as this one from 5 years ago. I want to invert the scale of a continuous color scale in a leaflet choropleth created from R. I'm hoping that there is a better answer ...
- 461
0
votes
0
answers
210
views
Issue add icon and legend with leaflet in r
I try to reduplicate the below code in r markdown, but meet:
"Error in htmltools::tags$polygon(id = "diamond", points = draw_diamond(width = width, : attempt to apply non-function"....
- 117
3
votes
1
answer
2k
views
How to show/hide legend with control layer panel with leaflet?
I am trying to plot a map with multiple layers. However, when selecting the group I want to show in the controlLayer panel, it changes the map but not the legend. In fact, the 2 legends are always ...
- 163
0
votes
1
answer
1k
views
Create dynamic legend on R Shiny Leaflet Maps, Error: 'colors' and 'labels' must be of the same length
I have been struggling in creating a dynamic maps legend in R shiny Leaflet Maps.
The idea is to have a template code so whenever the data change, the map and its legend will follow. The coordinate is ...
4
votes
0
answers
413
views
R leaflet map - combine layer group selection with the legend?
I know there are several R leaflet threads on here about showing the legend of layers only when those layers are selected using the addLayersControl command.
But my questions is slightly different a ...
- 41
0
votes
1
answer
450
views
Customizing Raster Labeling in LeafLet R
I have a raster layer with cell value ranging from 1 to 68, each number representing a different land cover type. how can i do it? I tried labelformat>>> transform. So far I can only work for ...
- 11
2
votes
1
answer
590
views
Is it posible to close / open legend or overlayGroups/legend from leaflet map R on shiny Server?
I am trying to hide OverlayGroups in R but I don't know how to that. What I am trying to do is to hide it when it is not used. If possible have a button to click it and then It will minimize overlay ...
- 2,645
0
votes
1
answer
1k
views
Insert icon in the legend of a map generated by leaflet
I created a map with the leaflet with two databases (df and df1). I managed to insert the legend of the database df, which are points referring to the clusters that I generated. However I would like ...
- 1,111
1
vote
0
answers
179
views
edit source code for leaftlet labelFormat to edit breaks/tick marks
I'm trying to edit a leaflet legend. Does anyone know how to edit the number of breaks and where to place tick-marks when using a predefined palette from colorNumeric (not colorQuantile, see here) in ...
- 4,447
0
votes
1
answer
392
views
The legend colors are not perfectly similar to color of polygons
I am using the leaflet function to create an interactive map within the shiny framework. Everything looks great except the legend. The colors of the legend are somewhat faded and therefore not ...
- 556