Re: [R] Data labels in barchart (lattice)

From: Deepayan Sarkar <>
Date: Mon, 21 Apr 2008 09:52:37 -0700

On 4/21/08, K. Elo <> wrote:
> Dear all,
> I use the barchart-function (lattice) for plotting stacked barcharts.
> The data is a summary table (data frame) of likert-scale-evaluations
> (strongly agree, agree...strongly disagree) to different issues
> constructed as follows (L1=precentage of "strongly agree" evaluations,
> L4=precentage of "strongly disagree" evaluations):
> ---
> ID L1 L2 L3 L4 DN
> Issue1 25 40 35 0 0
> Issue2 15 30 22 28 5
> .
> .
> .
> ---
> What I have so far not achieved is adding data labels to each "sub-bar"
> of a 100%-bar. What I would like to have is something like this:
> Issue1: |###25%###OOOOOO40%OOOOOOXXX35%XXX
> Issue2: | (similar)
> ...
> What should I do in oder to display data labels?

Write your own panel function (which may or may not be a simple exercise depending on your level of expertise in R). You could use panel.barchart as a starting point. Basically, you need to insert some calls to panel.text() (or something equivalent) after calls to panel.rect() that draw the bars.

-Deepayan mailing list PLEASE do read the posting guide and provide commented, minimal, self-contained, reproducible code. Received on Mon 21 Apr 2008 - 16:55:03 GMT

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