pgon: Plot regular polygon: pentagon, hexagon, octagon In GEOmap: Topographic and Geologic Mapping

Description

Plot regular polygon: pentagon, hexagon, octagon

Usage

 `1` ```pgon(x, y, siz=siz, col="black", border=NULL, K=5, startalph = -45, ... ) ```

Arguments

 `x` x-coordinate `y` y-coordinate `siz` radius or size `col` inside color `border` border color `K` number of sides per polygon `startalph` starting angle `...` graphical parameters

Details

I figure is resized needs to be re-called.

Value

Graphical Side Effects

Author(s)

Jonathan M. Lees<[email protected]>

Examples

 ``` 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16``` ```N = 25 x = rnorm(N) y = rnorm(N) z = rnorm(N) ######## draw pentagons plot(x,y, type='n', axes=FALSE, ann=FALSE) pgon(x,y, siz=abs(z)/10, col="white", border='black', startalph =60, K=5, lwd=.5, xpd=TRUE) ###### color the points, use 4-sided blocks rbow=rainbow(100) ss = sample(1:100, N, replace = TRUE, prob = NULL) plot(x,y, type='n', axes=FALSE, ann=FALSE) pgon(x,y, siz=abs(z)/10, col=rbow[ss], border='black', startalph =60, K=4, lwd=.5, xpd=TRUE) ```

GEOmap documentation built on Jan. 20, 2018, 9:27 a.m.