Add the "adj" argument to panel.text to left (adj = 0) or right(adj =
1) justify the text. Add the "font" argument to change the font. See
?text.
--sundar
On Wed, Feb 11, 2009 at 1:25 PM, Dimitri Liakhovitski <ld7...@gmail.com> wrote:
> Thanks a lot, Sundar. I experimented somewhat and here is the code
> that works well - it allows me to modify most of the stuff I want to
> modify:
>
> p<-as.vector(c(0.1, 0.2, 0.3, 0.4))
> names(p)<-c("AAAAA","BBBBBB","CCCCCCCCCCCC","DDDDDDDD")
> barchart(~sort(p), main=list("Chart Title",cex=1),xlab=list("X axis
> title",cex=1),xlim=c(0,0.42),
> layout = c(1,1),
> stack = TRUE,
> auto.key = list(points = FALSE, rectangles = TRUE, space =
> "top"),
> panel = function(y,x,...){
> panel.grid(h = 0, v = -1, col = "gray60", lty
> ="dotted")
> panel.barchart(x,y,col="brown")
> panel.text(x,y,label = round(x,2),cex=1)
> }
> )
>
> One last question: How can I modify the way the value labels (those
> that are at the end of the bars) appear? Can I make them bold? Make
> them appear a bit to the right or to the left of where they currently
> are?
> Thanks a lot!
>
> Dimitri
>
> On Wed, Feb 11, 2009 at 12:46 PM, Sundar Dorai-Raj <sdorai...@gmail.com>
> wrote:
>> Pass a list to xlab and main for the font sizes:
>>
>> barchart(..., xlab = list("x-axis", cex = 2), main = list("title", cex = 2))
>>
>> For value labels and a grid you'll need a custom panel function:
>>
>> barchart(..., panel = function(x, y, ...) {
>> panel.barchart(x, y, ...)
>> panel.text(x, y, format(y), cex = 1.2)
>> panel.grid(h = -1, v = -1)
>> })
>>
>> This is untested, but I think it should get you started.
>>
>> --sundar
>>
>> On Wed, Feb 11, 2009 at 9:10 AM, Dimitri Liakhovitski <ld7...@gmail.com>
>> wrote:
>>> Hello!
>>>
>>> I apologize - I never used lattice before, so my question is probably
>>> very basic - but I just can't find the answer in the archive nor in
>>> the documentation:
>>>
>>> I have a named numeric vector p of 6 numbers (of the type 6 numbers
>>> with people's names to whom those numbers belong). I want a simple bar
>>> chart.
>>>
>>> I am doing:
>>>
>>> library(lattice)
>>> trellis.par.set(fontsize=list(text=12)) # Changes only axes font
>>> barchart(~sort(p),main="Text for main",xlab="Text for X axis",
>>> col=PrimaryColors[3])
>>>
>>> It works just fine.
>>> Question: Where how can I change such things as font size for X axis
>>> label (below the numbers), font size for Title, value labels (to label
>>> bars with actual numbers), add grids, etc.?
>>>
>>> Thanks a lot!
>>>
>>> --
>>> Dimitri Liakhovitski
>>> MarketTools, Inc.
>>> dimitri.liakhovit...@markettools.com
>>>
>>> ______________________________________________
>>> R-help@r-project.org mailing list
>>> https://stat.ethz.ch/mailman/listinfo/r-help
>>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>>> and provide commented, minimal, self-contained, reproducible code.
>>>
>>
>
>
>
> --
> Dimitri Liakhovitski
> MarketTools, Inc.
> dimitri.liakhovit...@markettools.com
>
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