Great. Thanks for a quick reply. That will work I guess. Although, can I use
float values instead of dates?
so that the "gantt.info" starts and end values are floats instead of dates?
or will I have to work around this ?
Thanks again,
Lars

On Tue, Sep 22, 2009 at 2:42 PM, David Winsemius <dwinsemius@comcast.net>wrote:

> I think you might be looking for a Gantt chart:
>
> http://finzi.psych.upenn.edu/R/library/plotrix/html/gantt.chart.html
>
>
> On Sep 22, 2009, at 5:14 PM, Lars Skjærven wrote:
>
>  Dear R users,
>> I want to make a barplot with bars that can be non-continuous. An example
>> will be the presence and absence of some events over time, e.g. a bunch of
>> people that are either in the office or not in the office, for some period
>> of time. I want to visualize this in a bar plot like this:
>>
>> Person 1: *********             ********     *******
>> Person 2:       *********     *****   **********
>> Person 3:   **************     ***********
>>
>> Any tips on how this can be done?
>>
> --
>
> David Winsemius, MD
> Heritage Laboratories
> West Hartford, CT
>
>

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