savepng {arrayMagic}R Documentation

Save the contents of the current graphics device to a PDF or PNG file

Description

Save the contents of the current graphics device to a PDF or PNG file

Usage

  savepng(fn, dir, width=480, asp=1)
  savepdf(fn, dir, width=6, asp=1)

Arguments

fn character: name of the output file (without extension .png or .pdf)
dir character: directory to which the file should be written. If NULL, use the filename in fn only.
width numeric: width of the image in pixels (png) or inches (pdf)
asp numeric: aspect ratio; height=width*asp

Details

Value

Character: name of the written file.

Author(s)

Wolfgang Huber http://www.dkfz.de/mga/whuber

See Also

dev.copy,pdf,png

Examples

  x = seq(0, 20*pi, len=1000)
  plot(x*sin(x), x*cos(x), type="l")

  try({   ## on some machines, png or pdf may not be available
  savepdf("spiral", dir=tempdir())
  ## Not run: 
  savepng("spiral", dir=tempdir())
  
## End(Not run)
  })    

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