is.gsplot: gsplot is.gsplot

In USGS-R/gsplot: Geological Survey Plotting

gsplot is.gsplot

Description

Checks to see whether the object is valid for gsplot.

Usage

is.gsplot(object)

Arguments

object

gsplot object

Details

Checks to see that the class of the object is gsplot, and that there is only one par arguement in the object list.

Examples

gs <- gsplot() %>%
   points(x=1:5, y=1:5, legend.name="Stuff") %>%
   lines(2:6, y=2:6, xlim=c(0,10), ylim=c(0,10)) %>%
   lines(x=c(1.5,6), y=c(9,3), col="blue") %>%
   axis(side=c(3,4),labels=FALSE) %>%
   legend("topright")
gs
is.gsplot(gs)

gs <- gsplot() %>%
     par(col.axis="red") %>%
     points(y=c(3,1,2), x=1:3, xlim=c(0,NA),ylim=c(0,NA),
         col="blue", pch=18, legend.name="Points", xlab="Index") %>%
     axis(side=c(3,4), labels=FALSE) %>%
     par(las=2)
gs
is.gsplot(gs)

USGS-R/gsplot documentation built on April 17, 2023, 8:45 p.m.