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copygrobs
2009 May 31
2
grid.edit() for ggplot2
Dear all,
I'm trying to access and modify grobs in a ggplot2 plot. The basic
idea for raw Grid objects I understand from Paul Murrell's R graphics
book, or this page of examples,
http://www.stat.auckland.ac.nz/~paul/grid/copygrob/copygrobs.R
However I can't figure out how to apply this to a ggplot (basically I
don't know how to write a syntactically correct gPath),
p <- # minimal example
qplot(0,0)+ annotate("text",0,0,label="test")
g <- # store the plot as a grob
ggplotGrob(p)
# str...