[R] Bar Plot ggplot2 Filling bars with cross hatching

[Rolf Turner]

On 20/01/2009, at 1:36 PM, stephen sefick wrote:

> what is your suggestion for distinguishing between many bars without
> color?

	Exactly.  Sometimes colour printing can be expensive.

> I have grown up in the time of standarized tests - good or bad
> I never felt nauseous.

	Ni moi non plus.

		cheers,

			Rolf Turner
>
> Stephen
>
> On Mon, Jan 19, 2009 at 5:20 PM, Greg Snow <Greg.Snow at imail.org>  
> wrote:
>> I think the fact that the grid package does not support cross- 
>> hatching is a feature not a bug (or deficiency), and I hope that  
>> this is not "fixed".  Tufte's book (The Visual Display of  
>> Quantitative Information) has a section on why cross-hatching  
>> should be avoided (unless of course your goal is to induce nausea  
>> in the observer rather than convey information).
>>
>> I would edit Hadley's statement below to say "fortunately there's  
>> no way to do this in ggplot2".
>>
>> --
>> Gregory (Greg) L. Snow Ph.D.
>> Statistical Data Center
>> Intermountain Healthcare
>> greg.snow at imail.org
>> 801.408.8111
>>
>>
>>> -----Original Message-----
>>> From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-
>>> project.org] On Behalf Of hadley wickham
>>> Sent: Thursday, January 15, 2009 10:55 AM
>>> To: stephen sefick
>>> Cc: R-help
>>> Subject: Re: [R] Bar Plot ggplot2 Filling bars with cross hatching
>>>
>>> Hi Stephen,
>>>
>>>> #I am putting a test together for an introductory biology class  
>>>> and I
>>>> would like to put different cross hatching inside of each bar  
>>>> for the
>>>> bar plot below
>>>
>>> ggplot2 uses the grid package to do all the drawing, and currently
>>> grid doesn't support cross-hatching, so unfortunately there's no way
>>> to do this in ggplot2.
>>>
>>> Regards,
>>>
>>> Hadley
>>>
>>> --
>>> http://had.co.nz/
>>>
>>> ______________________________________________
>>> R-help at 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.
>>
>
>
>
> -- 
> Stephen Sefick
>
> Let's not spend our time and resources thinking about things that are
> so little or so large that all they really do for us is puff us up and
> make us feel like gods.  We are mammals, and have not exhausted the
> annoying little problems of being mammals.
>
> 								-K. Mullis
>
> ______________________________________________
> R-help at 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.


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