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% File src/library/graphics/man/plot.window.Rd
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% File src/library/graphics/man/plot.window.Rd
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% Part of the R package, http://www.R-project.org
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% Part of the R package, http://www.R-project.org
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% Copyright 1995-2009 R Core Team
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% Copyright 1995-2014 R Core Team
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% Distributed under GPL 2 or later
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% Distributed under GPL 2 or later
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\name{plot.window}
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\name{plot.window}
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\alias{plot.window}
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\alias{plot.window}
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\alias{xlim}
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\alias{xlim}
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set up so that one data unit in the x direction is equal in length to
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set up so that one data unit in the x direction is equal in length to
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\code{asp} \eqn{\times}{*} one data unit in the y direction.
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\code{asp} \eqn{\times}{*} one data unit in the y direction.
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Note that in this case, \code{\link{par}("usr")} is no longer
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Note that in this case, \code{\link{par}("usr")} is no longer
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determined by, e.g., \code{par("xaxs")}, but rather by \code{asp} and
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determined by, e.g., \code{par("xaxs")}, but rather by \code{asp} and
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the device's aspect ratio. (See what happens if you interactively
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the device's aspect ratio. (See what happens if you interactively
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resize the plot device after running the example below!)
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resize the plot device after running the example below!)
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The special case \code{asp == 1} produces plots where distances
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The special case \code{asp == 1} produces plots where distances
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between points are represented accurately on screen. Values with
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between points are represented accurately on screen. Values with
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\code{asp > 1} can be used to produce more accurate maps when using
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\code{asp > 1} can be used to produce more accurate maps when using
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latitude and longitude.
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latitude and longitude.
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}}
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}}
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Note that the coordinate ranges will be extended by 4\% if the
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Note that the coordinate ranges will be extended by 4\% if the
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appropriate \link{graphical parameter} \code{xaxs} or \code{yaxs} has value
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appropriate \link{graphical parameter} \code{xaxs} or \code{yaxs} has value
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\code{"s"} (which is the default).
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\code{"r"} (which is the default).
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To reverse an axis, use \code{xlim} or \code{ylim} of the form
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To reverse an axis, use \code{xlim} or \code{ylim} of the form
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\code{c(hi, lo)}.
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\code{c(hi, lo)}.
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The function attempts to produce a plausible set of scales if one or
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The function attempts to produce a plausible set of scales if one or
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