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shiny/man/renderPlot.Rd
2013-03-07 17:12:24 -06:00

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\name{renderPlot}
\alias{renderPlot}
\title{Plot Output}
\usage{
renderPlot(expr, width = "auto", height = "auto",
res = 72, ..., env = parent.frame(), quoted = FALSE,
func = NULL)
}
\arguments{
\item{expr}{An expression that generates a plot.}
\item{width}{The width of the rendered plot, in pixels;
or \code{'auto'} to use the \code{offsetWidth} of the
HTML element that is bound to this plot. You can also
pass in a function that returns the width in pixels or
\code{'auto'}; in the body of the function you may
reference reactive values and functions.}
\item{height}{The height of the rendered plot, in pixels;
or \code{'auto'} to use the \code{offsetHeight} of the
HTML element that is bound to this plot. You can also
pass in a function that returns the width in pixels or
\code{'auto'}; in the body of the function you may
reference reactive values and functions.}
\item{res}{Resolution of resulting plot, in pixels per
inch. This value is passed to \code{\link{png}}. Note
that this affects the resolution of PNG rendering in R;
it won't change the actual ppi of the browser.}
\item{...}{Arguments to be passed through to
\code{\link[grDevices]{png}}. These can be used to set
the width, height, background color, etc.}
\item{env}{The environment in which to evaluate
\code{expr}.}
\item{quoted}{Is \code{expr} a quoted expression (with
\code{quote()})? This is useful if you want to save an
expression in a variable.}
\item{func}{A function that generates a plot (deprecated;
use \code{expr} instead).}
}
\description{
Renders a reactive plot that is suitable for assigning to
an \code{output} slot.
}
\details{
The corresponding HTML output tag should be \code{div} or
\code{img} and have the CSS class name
\code{shiny-plot-output}.
}