arrowGrob: Create a grob representing an arrow

In wStockhausen/wtsGIS: Functions, Rmd scripts, and datasets to facilitate GIS operations

Create a grob representing an arrow

Description

Function to create a grob representing an arrow.

Usage

arrowGrob(x, y, angle, length, pivot, default.units = "npc", ...)

Arguments

x	: x-axis location of base (passed on to grid::grob())
y	: y-axis location of base (passed on to grid::grob())
angle	: angle of shaft (passed on to grid::grob())
length	: length of shaft (passed on to grid::grob())
pivot	: passed on to grid::grob()
default.units	: (passed on to grid::grob())
...	: passed on to grid::grob()

Details

Code stolen from from Elio Campitelli (https://github.com/eliocamp/metR) and adapted by WTS. Uses grid::grob() with cl="arrow2".

Value

a grid grob.

wStockhausen/wtsGIS documentation built on Aug. 23, 2023, 2:31 a.m.