addCopyExtent {leafem}

Copy current view extent to the clipboard

Description

Add JavaScript functioality to enable copying of the current view bouding box to the clipboard. The copy.btn argument expects a valid keycode event.code such as "KeyE" (the default). Use https://www.toptal.com/developers/keycode/ to find the approprate codes for your keyboard.

Usage

addCopyExtent(map, event.code = "KeyE")

Arguments

map

a mapview or leaflet object.

event.code

the JavaScript event.code for ley strokes.

Examples

  library(leaflet)

  leaflet() %>%
  addProviderTiles("CartoDB.Positron") %>%
    addCopyExtent(event.code = "KeyE") %>%
    addMouseCoordinates()

  # now click on the map (!) and zoom to anywhere in the map, then press 'e' on
  # your keyboard. This will copy the current extent/bounding box as a JSON object
  # to your clipboard which can then be parsed with:

  # jsonlite::fromJSON(<Ctrl+v>)