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\name{grid.edit}
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\name{grid.edit}
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\alias{grid.edit}
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\alias{grid.edit}
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%- Also NEED an `\alias' for EACH other topic documented here.
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\title{Edit the Description of a Grid Graphical Object}
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\title{Edit the Description of a Grid Graphical Object}
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\description{
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\description{
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  Changes the value of one or more elements of the list structure
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  Changes the value of one or more elements of the list structure
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  within a graphical object and redraws the graphical object.
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  within a graphical object and redraws the graphical object.
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}
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}
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\usage{
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\usage{
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grid.edit(grob, ..., redraw=TRUE)
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grid.edit(grob, ..., redraw=TRUE)
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}
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}
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%- maybe also `usage' for other objects documented here.
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\arguments{
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\arguments{
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  \item{grob}{An object of class \code{"grob"}.}
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  \item{grob}{An object of class \code{"grob"}.}
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  \item{\dots}{Zero or more element-specifiers, plus a single
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  \item{\dots}{Zero or more element-specifiers, plus a single
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    new value or a list of new values.
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    new value or a list of new values.
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    The new value is required.  Each specifier
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    The new value is required.  Each specifier
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}
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}
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\author{Paul Murrell}
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\author{Paul Murrell}
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\seealso{
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\seealso{
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  \code{\link{grid.grob}}
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  \code{\link{grid.grob}}
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}
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}
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\examples{
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\examples{
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grid.newpage()
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grid.newpage()
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xa <- grid.xaxis(vp=viewport(width=.5, height=.5))
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xa <- grid.xaxis(vp=viewport(width=.5, height=.5))
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grid.edit(xa, gp=gpar(col="red"))
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grid.edit(xa, gp=gpar(col="red"))
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grid.edit(xa, "ticks", gp=gpar(col="green"))
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grid.edit(xa, "ticks", gp=gpar(col="green"))
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}
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}
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\keyword{ dplot }%-- one or more ...
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\keyword{dplot}