[R-SIG-Finance] How to scroll in time in a quantmod chart?

Michael Zak michael at zak.li
Thu Oct 16 18:53:23 CEST 2008


So far, this helps very nicely. I'll try it.

Cheerio, Michael

On 16.10.2008, at 18:50, Jeff Ryan wrote:

> There is an example or two here:
>
> http://www.quantmod.com/examples/charting/
>
> Jeff
>
> On Thu, Oct 16, 2008 at 11:48 AM, Jeff Ryan <jeff.a.ryan at gmail.com>  
> wrote:
>> Hi Michael,
>>
>> You can't scroll per se, at least not by clicking.
>>
>> You can however display only subsets of your data, without affecting
>> any TA additions you have on the charts.
>>
>> ?zoomChart and the 'subset' argument to chartSeries should do it.
>>
>> library(quantmod)
>> getSymbols("QQQQ", from='1999-03-10')
>> periodicity(QQQQ)
>>
>> chartSeries(QQQQ)  # the whole series
>> chartSeries(QQQQ, subset='last 6 months')
>> chartSeries(QQQQ, subset='2007')
>> chartSeries(QQQQ, subset='2000-01/2000-07-20')
>>
>> zoomChart()  # full chart again
>>
>> zoomChart('2006')
>>
>> You can also change some chart parameters on the fly too:
>>
>> reChart(type='bars')
>>
>> You can interactively select time to view with zooom().  Double click
>> on the chart to go to the full data view.
>>
>> The 3rd 'o' in 'zooom' is for good luck...and to avoid namespace  
>> clashes :)
>>
>> HTH
>> Jeff
>>
>>
>> On Thu, Oct 16, 2008 at 11:39 AM, Michael Zak <michael at zak.li> wrote:
>>> Hello
>>>
>>> I use charts from the quantmod package and I'm excited! But now  
>>> I'm asking
>>> myself, if there is a way to scroll in time if I want to display a  
>>> lot of
>>> data (I have data for the last 10 years). Is there a option I can  
>>> do that
>>> with quantmod itself or shall I give it try with the windows()  
>>> function from
>>> the tkrplot package or is there an other solution for that?
>>>
>>> Thank you, Michael Zak
>>>
>>> _______________________________________________
>>> R-SIG-Finance at stat.math.ethz.ch mailing list
>>> https://stat.ethz.ch/mailman/listinfo/r-sig-finance
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>>
>>
>>
>> --
>> Jeffrey Ryan
>> jeffrey.ryan at insightalgo.com
>>
>> ia: insight algorithmics
>> www.insightalgo.com
>>
>
>
>
> -- 
> Jeffrey Ryan
> jeffrey.ryan at insightalgo.com
>
> ia: insight algorithmics
> www.insightalgo.com



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