Nothing
library(shiny)
library(leaflet)
library(leaflet.extras2)
library(XML)
ui <- fluidPage(
leafletOutput("map", height = "500px"),
actionButton("group", "Clear Group"),
actionButton("clear", "Clear WMS"),
actionButton("remov", "Remove WMS"),
verbatimTextOutput("txt")
)
server <- function(input, output, session) {
output$map <- renderLeaflet({
leaflet() %>%
addTiles(group = "base") %>%
addWMS(baseUrl = "http://ows.terrestris.de/osm/service",
layers = c("TOPO-WMS","OSM-Overlay-WMS"),
group = "wmsgroup",
options = leaflet::WMSTileOptions(
transparent = TRUE,
format = "image/png",
info_format = "text/html",
tiled = FALSE
)) %>%
addLayersControl(baseGroups = "base",
overlayGroups = c("TOPO-WMS","OSM-Overlay-WMS"))
})
observeEvent(input$group, {
leafletProxy("map", session) %>%
clearGroup("TOPO-WMS")
})
observeEvent(input$clear, {
leafletProxy("map", session) %>%
clearTiles()
})
observeEvent(input$remov, {
leafletProxy("map", session) %>%
removeTiles(layerId = "TOPO-WMS")
})
output$txt <- renderPrint({
txt <- req(input$map_wms_click$info)
print(readHTMLTable(txt))
})
}
shinyApp(ui, server)
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.