Nothing
plot.triang.list <- function(x,showrect=FALSE,add=FALSE,xlab="x",ylab="y",
main="",asp=1,rectcol="black",...) {
stopifnot(inherits(x,"triang.list"))
rw <- attr(x,"rw")
if(!add) {
plot(0,0,type="n",xlim=rw[1:2],ylim=rw[3:4],
xlab=xlab,ylab=ylab,main=main,asp=asp)
}
for(tri in x) {
polygon(as.list(tri),...)
}
if(showrect) do.call(rect,c(as.list(rw)[c(1,3,2,4)],border=rectcol))
invisible()
}
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