scaleBar: Produce a very simple map scale-bar

In ahb108/sparch: Assorted methods to supplement core spatial packages in R

Description

This function draw a simple scale-bar in the form of a box with a certain width and height (in map units) and hung on its top right corner. Further parameters such as colour and border can be modified in the normal way.

Usage

scaleBar(x, y, width, height, ...)

Arguments

x	Top left x coordinate
y	Top left y coordinate
width	The width of the bar (i.e. the scale, in the units of the plot)
height	The height of the bar (in the units of the plot)

Value

a plotted polygon

ahb108/sparch documentation built on Feb. 3, 2021, 1:21 a.m.