North: add a north arrow

Description Usage Arguments Details Author(s) See Also Examples

Description

Generates and applies a north arrow to a plot

Usage

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north(x=NULL,y=NULL,cex=1,border="black",col="black",text= "N",
      col.text= "black",cex.text=1,text.off=.75,font=2)

Arguments

x

x location for arrow

y

y location for arrow

cex

amplifier that regulates the size of the arrow

border

color of the border of the arrow

col

color of the arrow

text

text to display under the arrow

col.text

color of the text

cex.text

size amplified of the text

text.off

porportion of the height of the arrow to draw the letting below the arrow

font

type of font to use when drawing label

Details

just adds a simple arrow onto the plot, if x and y are not supplied the arrow is drawn in the lower left corner

Author(s)

Connor White

See Also

scalebar

Examples

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plot(0,type="n",xlim=c(-120,-105),ylim=c(22,25))
north()

ConnorFWhite/AssFunc documentation built on May 20, 2019, 4:07 p.m.