[R-SIG-Finance] quantmod - How to have addTA() not print legend when the indicator is overlaid on another chart?

[Joshua Ulrich]

Thanks for the report.  I've created an issue for this on quantmod's
GitHub repo:
https://github.com/joshuaulrich/quantmod/issues/67

I don't currently have a solution.

Best,
Josh

On Thu, Jul 23, 2015 at 3:02 AM, Mauna <7141175 at gmail.com> wrote:
> In this code:
>
> library(quantmod)
> getSymbols("YHOO")
> candleChart(YHOO)
> addTA(Cl(YHOO)/2, legend = "", on = NA )
>
> the legend parameter of addTa() works as expected.
>
> But the same value to that parameter does not work if I let on = 1:
>
> library(quantmod)
> getSymbols("YHOO")
> candleChart(YHOO)
> addTA(Cl(YHOO)/2, legend = "", on = 1 )
>
> It shows Cl(YHOO)/2: followed by the last adjusted price as the legend. How
> can I remove this legend? Also, is it possible to remove the last price of
> shown on the chart? I couldn't find any mention of this in the chartSeries()
>  documentation.
>
> The following is the output of my sessionInfo():
>
> R version 3.2.1 (2015-06-18)
> Platform: x86_64-w64-mingw32/x64 (64-bit)
> Running under: Windows 8 x64 (build 9200)
>
> locale:[1] LC_COLLATE=English_United States.1252
> LC_CTYPE=English_United States.1252   [3] LC_MONETARY=English_United
> States.1252 LC_NUMERIC=C                          [5]
> LC_TIME=English_United States.1252
>
> attached base packages:[1] parallel  stats     graphics  grDevices
> utils     datasets  methods   base
>
> other attached packages:[1] quantmod_0.4-4   TTR_0.22-0
> doParallel_1.0.8 iterators_1.0.7  xts_0.9-7       [6] zoo_1.7-12
> foreach_1.4.2    magrittr_1.5
>
> loaded via a namespace (and not attached):
>  [1] Rcpp_0.11.6      lubridate_1.3.3  lattice_0.20-31
> codetools_0.2-11 digest_0.6.8
>  [6] dplyr_0.4.2      assertthat_0.1   plyr_1.8.3       grid_3.2.1
>   R6_2.1.0        [11] DBI_0.3.1        RSQLite_1.0.0    utilsSE_0.1
>    stringi_0.5-5    lazyeval_0.1.10 [16] tools_3.2.1
> stringr_1.0.0    compiler_3.2.1   memoise_0.2.1
>
>         [[alternative HTML version deleted]]
>
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-- 
Joshua Ulrich  |  about.me/joshuaulrich
FOSS Trading  |  www.fosstrading.com