[R] how to reorder of groups and specify ylim for each row in lattice barchart

[Peter Ehlers]

On 2010-04-23 10:53, zhenjiang xu wrote:
> Yes. I put the real ranges instead of '...'. But I tried the following code
> and it works. This is great! Thank you. Previously I thought you said ylim
> was put inside the scales().

I did say that and I was wrong. If you put it
inside scales() as I suggested, then you have
to use limits=mylist,  not ylim=mylist.

This was due to my not testing the code carefully.
Sorry about that.

  -Peter Ehlers

>
> library(lattice)
> barchart(yield ~ variety | site,data=barley, groups = year, layout =
> c(1,6),auto.key = list(points = FALSE, rectangles = TRUE, space =
> "right"),ylab = "Barley Yield (bushels/acre)",scales = list(x = list(rot =
> 45), y=list(relation='free')), ylim = mylist)
>
>
>
> On Fri, Apr 23, 2010 at 11:51 AM, Peter Ehlers<ehlers at ucalgary.ca>  wrote:
>
>> Works for me. Did you replace the '....' in mylist()
>> with appropriate c(,) code? For example:
>>
>> mylist<- list(c(0,30), c(40,80), c(0,50),
>>                c(0,50), c(0,50), c(0,50))
>>
>>   -Peter Ehlers
>>
>>
>> On 2010-04-23 9:22, zhenjiang xu wrote:
>>
>>> Peter, thanks, but that doesn't work. Did I missed something?
>>>
>>> library(lattice)
>>> mylist<- list(c(0,30), c(40,80), ....)
>>> barchart(yield ~ variety | site,data=barley, groups = year, layout =
>>> c(1,6),auto.key = list(points = FALSE, rectangles = TRUE, space =
>>> "right"),ylab = "Barley Yield (bushels/acre)",scales = list(x = list(rot =
>>> 45), y=list(relation='free', ylim=mylist)))
>>>
>>> On Thu, Apr 22, 2010 at 7:54 PM, Peter Ehlers<ehlers at ucalgary.ca>   wrote:
>>>
>>>   On 2010-04-21 21:13, zhenjiang xu wrote:
>>>>
>>>>   R experts,
>>>>>
>>>>> Is there anyway to reorder inside each group? In the following example,
>>>>> the
>>>>> bar of year 1932 is always plotted before the bar of year 1931, may I
>>>>> change
>>>>> the order inside each groups of bars?
>>>>>
>>>>>
>>>>>   Do you mean a different order in different panels? That seems to
>>>> me to defeat the purpose of panels. I can't think of an easy way
>>>> to do that.
>>>>
>>>>
>>>>   library(lattice)
>>>>
>>>>> barchart(yield ~ variety | site,data=barley, groups = year, layout =
>>>>> c(1,6),auto.key = list(points = FALSE, rectangles = TRUE, space =
>>>>> "right"),ylab = "Barley Yield (bushels/acre)",scales = list(x = list(rot
>>>>> =
>>>>> 45)))
>>>>>
>>>>>
>>>>> Another questions is: may I specify the various ranges of y axis for
>>>>> each
>>>>> row of the panels? In the example of above, how can I change the y range
>>>>> of
>>>>> "Waseca" panel to (40,70) from the default (0,80)? Please notice I don't
>>>>> want to set arguement "scales = list(y=list(relation='free'))", for the
>>>>> automatic various setting of ranges for different panels isn't good
>>>>> enough
>>>>> for me. Basically I'd like to manually control y ranges.
>>>>>
>>>>>
>>>> You can use scales() with
>>>>   y=list(relation='free', ylim=mylist)
>>>>
>>>> where mylist is a list of ylims:
>>>>   mylim<- list(c(0,30), c(40,80), ....)
>>>>
>>>>
>>> Peter, thanks, but that doesn't work. Did I missed something?
>>>
>>> library(lattice)
>>> mylist<- list(c(0,30), c(40,80), ....)
>>> barchart(yield ~ variety | site,data=barley, groups = year, layout =
>>> c(1,6),auto.key = list(points = FALSE, rectangles = TRUE, space =
>>> "right"),ylab = "Barley Yield (bushels/acre)",scales = list(x = list(rot =
>>> 45), y=list(relation='free', ylim=mylist)))
>>>
>>>
>>>
>>>>   -Peter Ehlers
>>>>
>>>>
>>>>   Thank you!
>>>>>
>>>>>
>>>> --
>>>> Peter Ehlers
>>>> University of Calgary
>>>>
>>>>
>>>
>>>
>>>
>> --
>> Peter Ehlers
>> University of Calgary
>>
>
>
>

-- 
Peter Ehlers
University of Calgary