[R] ggplot - controlling point size

[Felipe Carrillo]

try this:
qplot(x, y, data=df, colour=factor(type), size=I(1)) + geom_smooth()
 
Felipe D. Carrillo
Supervisory Fishery Biologist
Department of the Interior
US Fish & Wildlife Service
California, USA
http://www.fws.gov/redbluff/rbdd_jsmp.aspx




----- Original Message ----
> From: Gene Leynes <gleynes+r at gmail.com>
> To: r-help at r-project.org
> Sent: Tue, January 25, 2011 9:28:20 AM
> Subject: [R] ggplot - controlling point size
> 
> Can anyone illuminate the following for me?
> How can I get rid of the blue line in the key in the second plot?
> 
> ## Create a simple data frame
> df=data.frame(x=1:1000, y=2*1:1000+rnorm(1000,sd=1000),
>         type=sample(letters[1:2],1000, replace=TRUE))
> 
> ## Very nice!  Almost what I want
> qplot(x, y, data=df, colour=factor(type)) + geom_smooth()
> 
> ## Make a nicer plot, with smaller points
> ## but why does that add the little blue line with a 1?
> qplot(x, y, data=df, colour=factor(type), size=1) + geom_smooth()
> 
>     [[alternative HTML version deleted]]
> 
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