01/16: gnu: Add r-colorspace.

[Ricardo Wurmus]

rekado pushed a commit to branch master
in repository guix.

commit b12636e6bb0a22a333b1b99e3cf20f35c58c5c56
Author: Ricardo Wurmus <address@hidden>
Date:   Mon Aug 31 15:24:03 2015 +0200

    gnu: Add r-colorspace.
    
    * gnu/packages/statistics.scm (r-colorspace): New variable.
---
 gnu/packages/statistics.scm |   22 ++++++++++++++++++++++
 1 files changed, 22 insertions(+), 0 deletions(-)

diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index ac7cb46..924c6a5 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -22,6 +22,7 @@
   #:use-module (guix download)
   #:use-module (guix utils)
   #:use-module (guix build-system gnu)
+  #:use-module (guix build-system r)
   #:use-module (gnu packages)
   #:use-module (gnu packages compression)
   #:use-module (gnu packages gcc)
@@ -119,3 +120,24 @@ and clustering.  It also provides robust support for 
producing
 publication-quality data plots.  A large amount of 3rd-party packages are
 available, greatly increasing its breadth and scope.")
     (license license:gpl3+)))
+
+(define-public r-colorspace
+  (package
+    (name "r-colorspace")
+    (version "1.2-6")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "mirror://cran/src/contrib/colorspace_"
+                           version ".tar.gz"))
+       (sha256
+        (base32 "0y8n4ljwhbdvkysdwgqzcnpv107pb3px1jip3k6svv86p72nacds"))))
+    (build-system r-build-system)
+    (home-page "http://cran.r-project.org/web/packages/colorspace";)
+    (synopsis "Color space manipulation")
+    (description
+     "This package carries out a mapping between assorted color spaces
+including RGB, HSV, HLS, CIEXYZ, CIELUV, HCL (polar CIELUV), CIELAB and polar
+CIELAB.  Qualitative, sequential, and diverging color palettes based on HCL
+colors are provided.")
+    (license license:bsd-3)))