Re: [R] Help with maps

2008-12-07 Thread zerfetzen
I'm brand new to the map function too, here's my attempt at coloring a map of the states according to a rate (rather than count): map('state')$names MyCount <- c(1:63); MyRate <- runif(63, 0, 1) map('state', fill=TRUE, col=rgb((1-MyRate),MyRate,0,1)) Seeing that there are 63 "states", means you'

Re: [R] Help with maps

2008-12-03 Thread Avram Aelony
aha!, thanks for this. Avram On Dec 2, 2008, at 5:38 PM, Ray Brownrigg wrote: On Wed, 03 Dec 2008, Ray Brownrigg wrote: The easiest way would be: map('world', regions="UK", xlim=c(-10, 5), ylim=c(48, 60)) But of course: map('world', regions=c("UK", "Ireland"), xlim=c(-10, 5), ylim=c(48,

Re: [R] Help with maps

2008-12-02 Thread Ray Brownrigg
On Wed, 03 Dec 2008, Ray Brownrigg wrote: > The easiest way would be: > map('world', regions="UK", xlim=c(-10, 5), ylim=c(48, 60)) > But of course: map('world', regions=c("UK", "Ireland"), xlim=c(-10, 5), ylim=c(48, 60)) might be more appropriate. HTH Ray Brownrigg MSCS, Victoria University of

Re: [R] Help with maps

2008-12-02 Thread Ray Brownrigg
On Wed, 03 Dec 2008, Avram Aelony wrote: > On Tuesday, December 02, 2008, at 04:40PM, "hadley wickham" <[EMAIL > PROTECTED]> wrote: > >On Tue, Dec 2, 2008 at 6:21 PM, Avram Aelony <[EMAIL PROTECTED]> wrote: > >> A few questions about maps... > >> > >> (1) How can I find a listing of the internal d

Re: [R] Help with maps

2008-12-02 Thread Avram Aelony
On Tuesday, December 02, 2008, at 04:40PM, "hadley wickham" <[EMAIL PROTECTED]> wrote: >On Tue, Dec 2, 2008 at 6:21 PM, Avram Aelony <[EMAIL PROTECTED]> wrote: >> A few questions about maps... >> >> (1) How can I find a listing of the internal data sets that map() from the >> maps library co

Re: [R] Help with maps

2008-12-02 Thread hadley wickham
On Tue, Dec 2, 2008 at 6:21 PM, Avram Aelony <[EMAIL PROTECTED]> wrote: > A few questions about maps... > > (1) How can I find a listing of the internal data sets that map() from the > maps library contains? > For example, "usa", "county", "state", "nz" all work. Are there any others? help(packa

[R] Help with maps

2008-12-02 Thread Avram Aelony
A few questions about maps... (1) How can I find a listing of the internal data sets that map() from the maps library contains? For example, "usa", "county", "state", "nz" all work. Are there any others? (2) Is there an easier, more generalized way to produce this (http://www.ai.rug.nl/~hedder

Re: [R] help with maps : center on the dateline

2008-11-07 Thread Duncan Murdoch
On 11/7/2008 12:08 PM, [EMAIL PROTECTED] wrote: Hi, I'm trying to plot a map of the pacific ocean, centered on the dateline, using the maps package. library(maps) # Basic library to draw maps library(mapdata)# Library with specialized maps library(mapproj) map(database = "world", fill = TRUE,

[R] help with maps : center on the dateline

2008-11-07 Thread Melanie . Abecassis
Hi, I'm trying to plot a map of the pacific ocean, centered on the dateline, using the maps package. library(maps) # Basic library to draw maps library(mapdata)# Library with specialized maps library(mapproj) map(database = "world", fill = TRUE, col = 1, plot = TRUE,add=F, xlim = c(120,300),