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README.Rmd
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README.Rmd
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---
output: github_document
---
<!-- README.md is generated from README.Rmd. Please edit that file -->
```{r setup, include = FALSE}
knitr::opts_chunk$set(
collapse = TRUE,
eval = FALSE,
comment = "#>",
fig.path = "man/figures/README-",
out.width = "100%"
)
```
# leafem - leaflet extensions for mapview
<!-- badges: start -->
[](https://github.com/r-spatial/leafem/actions/workflows/R-CMD-check.yaml)
[](https://cran.r-project.org/web/checks/check_results_leafem.html)
[](https://cran.r-project.org/package=leafem)
<!-- badges: end -->
`leafem` provides extensions for package `leaflet` many of which are used by package `mapview`. The intention of this package is to enhance `leaflet` functionality to provide a more GIS-like feeling when plotting spatial data interactively.
## Installation
You can install the released version of leafem from [CRAN](https://CRAN.R-project.org) with:
```{r install}
install.packages("leafem")
```
## Extensions
#### addFeatures
```{r features}
library(leaflet)
leaflet() %>% addProviderTiles("OpenStreetMap") %>% addFeatures(data = breweries91)
```
#### addMouseCoordinates
```{r mousecoords}
leaflet() %>%
addProviderTiles("OpenStreetMap") %>%
addMouseCoordinates()
```
#### garnishMap
```{r garnish}
library(leaflet)
m <- leaflet() %>% addProviderTiles("OpenStreetMap")
garnishMap(m, addMouseCoordinates)
```
#### addHomeButton
```{r home}
library(leaflet)
library(raster)
m <- leaflet() %>%
addProviderTiles("OpenStreetMap") %>%
addCircleMarkers(data = breweries91) %>%
addHomeButton(extent(breweries91), "breweries91")
m
```
#### addImageQuery
```{r query}
library(leaflet)
library(plainview)
leaflet() %>%
addProviderTiles("OpenStreetMap") %>%
addRasterImage(poppendorf[[1]], project = TRUE, group = "poppendorf",
layerId = "poppendorf") %>%
addImageQuery(poppendorf[[1]], project = TRUE,
layerId = "poppendorf") %>%
addLayersControl(overlayGroups = "poppendorf")
```
#### addLogo
```{r logo}
img <- "https://www.r-project.org/logo/Rlogo.svg"
leaflet() %>% addTiles() %>% addLogo(img, url = "https://www.r-project.org/logo/")
```
### Code of Conduct
Please note that the 'leafem' project is released with a [Contributor Code of Conduct](https://github.com/r-spatial/leafem/blob/master/CODE_OF_CONDUCT.md). By participating in this project you agree to abide by its terms.