David
>
>
>
> --
> David.
>>
>> Only a legend with the colours is generated, no arrows. My session info is below. Thanks again!
>>
>> R version 3.2.4 (2016-03-10)
>> Platform: x86_64-apple-darwin13.4.0 (64-bit)
>> Running under: OS X 10.11.2 (El Capitan)
>>
>> locale:
>> [1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8
>>
>> attached base packages:
>> [1] stats graphics grDevices utils datasets methods base
>>
>> other attached packages:
>> [1] countrycode_0.18 ggplot2_2.1.0 RColorBrewer_1.1-2 foreign_0.8-66 maptools_0.8-39 rworldmap_1.3-6
>> [7] sp_1.2-0
>>
>> loaded via a namespace (and not attached):
>> [1] Rcpp_0.12.4 lattice_0.20-33 grid_3.2.4 plyr_1.8.3 gtable_0.2.0 spam_1.3-0
>> [7] scales_0.4.0 tools_3.2.4 munsell_0.4.3 maps_3.1.0 fields_8.3-6 colorspace_1.2-6
>>
>> On Sat, Apr 9, 2016 at 7:34 PM, David Winsemius <dwinsemius at comcast.net> wrote:
>>
>>> On Apr 9, 2016, at 8:13 AM, Miluji Sb <milujisb at gmail.com> wrote:
>>>
>>> Forgot to copy the list
>>>
>>> Dear Jim,
>>>
>>> Thank you for your reply. I must be doing something wrong, If this is my
>>> command to plot a map of Europe:
>>>
>>> eps_europe <- mapCountryData(n, nameColumnToPlot="eps_score", mapTitle="EPS
>>> Score - Europe",colourPalette=colourPalette,
>>> catMethod="fixedWidth", missingCountryCol =
>>> "white", mapRegion="Europe", addLegend=FALSE)
>>>
>>> The following command does not seem to add the arrow. What am I doing wrong?
>>>
>>> do.call(addMapLegend, c(eps_europe, legendLabels="none",
>>> arrows(-100,-140,100,-140,code=3)))
>>>
>>
>> Your earlier question had a full world map. That was the context for Jim's reply, which did plot a two headed arrow above the legend in your earlier question. Now you have restricted the plot region to Europe so the coordinates of -100,-140,100,-140 no longer are on the visible plot area. You need to decide where you want the arrows using sensible coordinates.
>>
>> --
>> David.
>>
>>
>>> Thank you again. I really appreciate it.
>>>
>>> Sincerely,
>>>
>>> Milu
>>>
>>> On Sat, Apr 9, 2016 at 12:20 PM, Jim Lemon <drjimlemon at gmail.com> wrote:
>>>
>>>> Hi Miluji,
>>>> Try this:
>>>>
>>>> arrows(-100,-140,100,-140,code=3)
>>>>
>>>> Jim
>>>>
>>>>
>>>> On Fri, Apr 8, 2016 at 10:24 PM, Miluji Sb <milujisb at gmail.com> wrote:
>>>>> I am trying to draw maps for the world using:
>>>>>
>>>>> library(rworldmap)
>>>>> library(maptools)
>>>>> library(RColorBrewer)
>>>>>
>>>>>
>>>>> tmp2<- dput(head(pece,10))
>>>>> structure(list(iso3 = c("AUS", "AUT", "BEL", "CAN", "CHE", "CHL",
>>>>> "CZE", "DEU", "DNK", "ESP"), eps_score = c(0.877343773841858,
>>>>> 2.68984365463257, 1.31406247615814, 1.98046875, 2.61666655540466,
>>>>> NA, 1.44414067268372, 2.34257817268372, 2.89687490463257,
>>>> 2.15937495231628
>>>>> ), gov_eff = c(1.76499999562899, 1.85666667421659, 1.74500000476837,
>>>>> 1.88416666785876, 1.99181815710935, 1.21499997377396, 0.865833342075348,
>>>>> 1.64999999602636, 2.15416664878527, 1.36833332975705), sh_va_enint =
>>>>> c(13.4375638961792,
>>>>> 8.90904521942139, 10.368335723877, 14.0469560623169, NA, NA,
>>>>> 13.5679216384888, 9.67090892791748, 10.5978908538818, 8.34146690368652
>>>>> ), rd_in_va = c(2.17547988891602, 2.47147130966187, 2.53955459594727,
>>>>> 2.01138758659363, NA, NA, 1.49587619304657, 2.72330951690674,
>>>>> 2.5316367149353, 1.48551619052887)), datalabel = "", time.stamp = " 9 Mar
>>>>> 2016 17:43", .Names = c("iso3",
>>>>> "eps_score", "gov_eff", "sh_va_enint", "rd_in_va"), formats = c("%9s",
>>>>> "%8.0g", "%10.0g", "%9.0g", "%9.0g"), types = c(6L, 254L, 255L,
>>>>> 254L, 254L), val.labels = c("", "", "", "", ""), var.labels = c("",
>>>>> "(mean) eps_score", "(mean) gov_eff", "(mean) sh_va_enint", "(mean)
>>>>> rd_in_va"
>>>>> ), expansion.fields = list(c("_dta", "ReS_i", "countrycode"),
>>>>> c("_dta", "ReS_ver", "v.2"), c("_dta", "ReS_j", "year"),
>>>>> c("_dta", "ReS_str", "0"), c("_dta", "ReS_Xij", "a_"), c("_dta",
>>>>> "__JVarLab", "ACT"), c("_dta", "__XijVarLabrdd_", "(sum) rdd"
>>>>> ), c("_dta", "__XijVarLabp", "Value"), c("_dta", "__XijVarLabpop",
>>>>> "Population"), c("_dta", "__XijVarLabest_lu_f", "Source of lu"
>>>>> ), c("_dta", "__XijVarLablu", "Percentage of No Schooling"
>>>>> ), c("_dta", "__XijVarLabest_lp_f", "Source of lp"), c("_dta",
>>>>> "__XijVarLablp", "Percentage of Primary"), c("_dta", "__XijVarLablh",
>>>>> "Percentage of Tertiary"), c("_dta", "__XijVarLabest_lh_f",
>>>>> "Source of lh"), c("_dta", "__XijVarLabls", "Percentage of Secondary"
>>>>> ), c("_dta", "__XijVarLabest_ls_f", "Source of ls"), c("_dta",
>>>>> "__XijVarLabvalue", "Value"), c("_dta", "_TStvar", "year"
>>>>> ), c("_dta", "_TSpanel", "id2"), c("_dta", "_TSdelta",
>>>>> "+1.0000000000000X+000"
>>>>> ), c("_dta", "_TSitrvl", "1"), c("_dta", "tis", "year"),
>>>>> c("_dta", "iis", "id2")), version = 12L, row.names = c("1",
>>>>> "2", "3", "4", "5", "6", "7", "8", "9", "10"), class = "data.frame")
>>>>> n <- joinCountryData2Map(pece, joinCode="ISO3", nameJoinColumn="iso3")
>>>>> n <- n[-which(row.names(n)=='Antarctica'),]
>>>>>
>>>>> # EPS
>>>>> colourPalette <- rev(brewer.pal(7, "RdYlGn"))
>>>>>
>>>>> eps <- mapCountryData(n, nameColumnToPlot="eps_score", mapTitle="EPS
>>>>> Score",colourPalette=colourPalette,
>>>>> catMethod="fixedWidth", missingCountryCol =
>>>> "white",
>>>>> addLegend=FALSE)
>>>>> do.call(addMapLegend, c(eps, legendLabels="all", legendWidth=0.5))
>>>>>
>>>>> Instead of adding numeric based legend, I would like to add a two-headed
>>>>> arrow with some text. I would be grateful for any help. Thank you!
>>>>>
>>>>> Sincerely,
>>>>>
>>>>> Milu
>>>>>
>>>>> [[alternative HTML version deleted]]
>>>>>
>>>>> ______________________________________________
>>>>> R-help at 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 at 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.
>>
>> David Winsemius
>> Alameda, CA, USA
>>
>>
>
> David Winsemius
> Alameda, CA, USA
>
> ______________________________________________
> R-help at 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.
David Winsemius
Alameda, CA, USA