lights_out: Play the "Lights Out" game in R
In yihui/fun: Use R for Fun

lights_out

R Documentation

Play the “Lights Out” game in R

Description

By default, the white squares in the plot denote the lights that are on, and black ones for the off. When you click on a light, this light as well as the four neighbors will switch theirs status. Your mission is to close all the lights.

Usage

lights_out(
  width = 5,
  height = 5,
  steps = 3,
  cheat = FALSE,
  col.off = "black",
  col.on = "white",
  col.frame = "lightblue",
  seed = NULL
)

Arguments

`width`	number of lights in x axis
`height`	number of lights in y axis
`steps`	number of “seed” lights to initialize the puzzle. In general, the larger `steps` is, the more complex this puzzle may be
`cheat`	logical. If `TRUE` a data frame indicating the steps to solve this puzzle will be printed
`col.off`	color when lights off
`col.on`	color when lights on
`col.frame`	color of lights border
`seed`	seed for random number generator

Note

Linux/Mac users have to use X11(type = 'Xlib') or the Cairo graphics device Cairo() in the package cairoDevice.

Author(s)

Yixuan Qiu yixuan.qiu@cos.name

References

https://en.wikipedia.org/wiki/Lights_Out_(game)

Examples

## should use Xlib for the x11() device under *nix, e.g
if (interactive()) {
    if (.Platform$OS.type == "windows") 
        x11() else x11(type = "Xlib")
    lights_out()
}

yihui/fun documentation built on Jan. 28, 2023, 2:29 p.m.