Paul Murrell pmur002

pmur002 / ensurePkg.R

Last active August 29, 2015 14:02

Define a function that installs an R package if it is not available

	ensurePkg <- function(x, lib.loc=NULL) {
	if (is.null(lib.loc)) {
	home <- Sys.getenv("HOME")
	if (nchar(home)) {
	lib.loc <- file.path(home, ".OA.Rlibs")
	} else {
	lib.loc <- "./.OA.Rlibs"
	}
	if (!file.exists(lib.loc))
	dir.create(lib.loc)

pmur002 / ensurePkg.xml

Last active August 29, 2015 14:02

Define a module wrapper for ensurePkg.R gist

	<?xml version="1.0"?>
	<module xmlns="http://www.openapi.org/2014/">
	<platform name="R"/>
	<output name="ensurePkg" type="internal"/>
	<output name="ensurePkgGitHub" type="internal"/>
	<source ref="https://gist.githubusercontent.com/pmur002/922c97dd9245c9a0cf4c/raw/534d28fc62be6396fce0318e0b9b489b1142ba26/ensurePkg.R"><![CDATA[]]></source>
	</module>

pmur002 / gist:c250e177c0da896f10970f6c66763e4a

Created October 29, 2018 21:29

Lines between maps on multiple-map layout

	## Main code based on https://www.r-spatial.org//r/2018/10/25/ggplot2-sf-3.html

	library("ggplot2")
	theme_set(theme_bw())
	## Requires up to date gdal
	## (e.g., from https://launchpad.net/~ubuntugis/+archive/ubuntu/ppa)
	library("sf")

	library("rworldmap")
	library("rworldxtra")