Thanks for the info Jeff. I will stick to using annotate()
--
Adel Daoud, PhD, Researcher
The New School for Social Research,
Visiting Scholar in the Economics Department,
6 East 16th Street New York, NY 10003,
dao...@newschool.edu
University of Gothenburg
Department of Sociology and Work Science,
Box 720
405 30, Göteborg, Sweden
Visiting address: Sprängkullsgatan 25, room F411
Sprängkullsgatan 25, room K109
+46 031-786 41 73
adel.da...@sociology.gu.se
On Mon, Mar 9, 2015 at 9:42 PM, Jeff Newmiller <jdnew...@dcn.davis.ca.us>
wrote:
> I have run into this a couple of times ... If you generate the rectangles
> once per row of your data, the fill gets more and more "dense" so your
> alpha seems to not work. The annotate call only paints the rectangle once
> so you don't have this problem.
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> On March 9, 2015 3:24:23 PM PDT, adel daoud <dao...@newschool.edu> wrote:
> >Hi Jim,
> >
> >Thanks for the input but that did not work. I am suing Rstudio by the
> >way
> >and I guess that has a better device that would support ggplot output.
> >
> >The annotate options works but that does not explain why the geom_area
> >does
> >not work:
> >annotate("rect", xmin=2, xmax=10, ymin=0, ymax=1, fill="black",
> >alpha=0.5)
> >
> >Best
> >Adel
> >
> >
> >--
> >
> >Adel Daoud, PhD, Researcher
> >
> >
> >
> >The New School for Social Research,
> >
> >Visiting Scholar in the Economics Department,
> >
> >6 East 16th Street New York, NY 10003,
> >
> >dao...@newschool.edu
> >
> >
> >
> >
> >
> >University of Gothenburg
> >
> >Department of Sociology and Work Science,
> >
> >Box 720
> >
> >405 30, Göteborg, Sweden
> >
> >Visiting address: Sprängkullsgatan 25, room F411
> >
> >Sprängkullsgatan 25, room K109
> >
> >+46 031-786 41 73
> >
> >adel.da...@sociology.gu.se
> >
> >On Sun, Mar 8, 2015 at 12:46 AM, Jim Lemon <drjimle...@gmail.com>
> >wrote:
> >
> >> Hi Adel,
> >> Almost certainly because the device you were using doesn't support
> >> transparency.Try it with a PDF device and check the resulting file in
> >a PDF
> >> reader:
> >>
> >> pdf("ad.pdf")
> >> print(p)
> >> dev.off()
> >>
> >> Jim
> >>
> >>
> >> On Sun, Mar 8, 2015 at 4:39 AM, Adel <adel.da...@socav.gu.se> wrote:
> >>
> >>> Hi
> >>> I am trying to activate the alpha argument to work, but for some
> >reason it
> >>> does not to play with me. Anybody has an idea why?
> >>>
> >>>
> >>> p <- ggplot(data = prediction_df, aes(x=x, y=prediction,
> >fill=threshold))
> >>> +
> >>> geom_area(colour="black", size=.2, alpha=.4) +
> >>> scale_fill_brewer(palette="Set1",
> >>> breaks=rev(levels(prediction_df$threshold)))
> >>> p + geom_rect(aes(xmin=2, xmax=10, ymin=(0), ymax=(1)),
> >fill="black",
> >>> alpha=0.5)
> >>>
> >>>
> >>> prediction_df
> >>> x prediction threshold
> >>> 1 -10 0.5694161 noAF
> >>> 2 -9 0.5700513 noAF
> >>> 3 -8 0.5706863 noAF
> >>> 4 -7 0.5713211 noAF
> >>> 5 -6 0.5719556 noAF
> >>> 6 -5 0.5725899 noAF
> >>> 7 -4 0.5732240 noAF
> >>> 8 -3 0.5738578 noAF
> >>> 9 -2 0.5744914 noAF
> >>> 10 -1 0.5751247 noAF
> >>> 11 0 0.5757578 noAF
> >>> 12 1 0.5763906 noAF
> >>> 13 2 0.5770232 noAF
> >>> 14 3 0.5776556 noAF
> >>> 15 4 0.5782876 noAF
> >>> 16 5 0.5789195 noAF
> >>> 17 6 0.5795510 noAF
> >>> 18 7 0.5801823 noAF
> >>> 19 8 0.5808134 noAF
> >>> 20 9 0.5814441 noAF
> >>> 21 10 0.5820747 noAF
> >>> 22 -10 0.2359140 singleAF
> >>> 23 -9 0.2356847 singleAF
> >>> 24 -8 0.2354550 singleAF
> >>> 25 -7 0.2352249 singleAF
> >>> 26 -6 0.2349943 singleAF
> >>> 27 -5 0.2347634 singleAF
> >>> 28 -4 0.2345321 singleAF
> >>> 29 -3 0.2343003 singleAF
> >>> 30 -2 0.2340682 singleAF
> >>> 31 -1 0.2338356 singleAF
> >>> 32 0 0.2336027 singleAF
> >>> 33 1 0.2333694 singleAF
> >>> 34 2 0.2331357 singleAF
> >>> 35 3 0.2329016 singleAF
> >>> 36 4 0.2326671 singleAF
> >>> 37 5 0.2324322 singleAF
> >>> 38 6 0.2321969 singleAF
> >>> 39 7 0.2319613 singleAF
> >>> 40 8 0.2317253 singleAF
> >>> 41 9 0.2314889 singleAF
> >>> 42 10 0.2312522 singleAF
> >>> 43 -10 0.1946699 multipleAF
> >>> 44 -9 0.1942640 multipleAF
> >>> 45 -8 0.1938587 multipleAF
> >>> 46 -7 0.1934540 multipleAF
> >>> 47 -6 0.1930500 multipleAF
> >>> 48 -5 0.1926467 multipleAF
> >>> 49 -4 0.1922440 multipleAF
> >>> 50 -3 0.1918419 multipleAF
> >>> 51 -2 0.1914404 multipleAF
> >>> 52 -1 0.1910397 multipleAF
> >>> 53 0 0.1906395 multipleAF
> >>> 54 1 0.1902400 multipleAF
> >>> 55 2 0.1898411 multipleAF
> >>> 56 3 0.1894429 multipleAF
> >>> 57 4 0.1890453 multipleAF
> >>> 58 5 0.1886483 multipleAF
> >>> 59 6 0.1882520 multipleAF
> >>> 60 7 0.1878564 multipleAF
> >>> 61 8 0.1874613 multipleAF
> >>> 62 9 0.1870669 multipleAF
> >>> 63 10 0.1866732 multipleAF
> >>>
> >>>
> >>>
> >>>
> >>>
> >>> --
> >>> View this message in context:
> >>>
> >
> http://r.789695.n4.nabble.com/Alpha-not-working-in-geom-rect-tp4704291.html
> >>> Sent from the R help mailing list archive at Nabble.com.
> >>>
> >>> ______________________________________________
> >>> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
> >>> https://stat.ethz.ch/mailman/listinfo/r-help
> >>> PLEASE do read the posting guide
> >>> http://www.R-project.org/posting-guide.html
> >>> and provide commented, minimal, self-contained, reproducible code.
> >>>
> >>
> >>
> >
> > [[alternative HTML version deleted]]
> >
> >______________________________________________
> >R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
> >https://stat.ethz.ch/mailman/listinfo/r-help
> >PLEASE do read the posting guide
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> >and provide commented, minimal, self-contained, reproducible code.
>
>
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