* term/rxvt.el (rxvt-register-default-colors): Add support for 88

colors rxvt-unicode terminals by using the same code as xterm.el.

2 files changed, 35 insertions, 0 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 3807037e57d..96091669512 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2005-09-24  Emanuele Giaquinta <emanuele.giaquinta@gmail.com> (tiny change)
+
+        * term/rxvt.el (rxvt-register-default-colors): Add support for 88
+        colors rxvt-unicode terminals by using the same code as xterm.el.
+
 2005-09-24  Stefan Monnier  <monnier@iro.umontreal.ca>
 
         * textmodes/tex-mode.el (tex-font-lock-append-prop)
diff --git a/lisp/term/rxvt.el b/lisp/term/rxvt.el
index 44a14271c92..05cd854f224 100644
--- a/lisp/term/rxvt.el
+++ b/lisp/term/rxvt.el
@@ -210,6 +210,36 @@ for the currently selected frame."
       (setq colors (cdr colors)
             color (car colors)
             ncolors (1- ncolors)))
+    (when (and (> ncolors 0) (= ncolors 72))  ; rxvt-unicode
+      ;; 64 non-gray colors
+      (let ((levels '(0 139 205 255))
+            (r 0) (g 0) (b 0))
+        (while (> ncolors 8)
+          (tty-color-define (format "color-%d" (- 88 ncolors))
+                            (- 88 ncolors)
+                            (mapcar 'rxvt-rgb-convert-to-16bit
+                                    (list (nth r levels)
+                                          (nth g levels)
+                                          (nth b levels))))
+          (setq b (1+ b))
+          (if (> b 3)
+              (setq g (1+ g)
+                    b 0))
+          (if (> g 3)
+              (setq r (1+ r)
+                    g 0))
+          (setq ncolors (1- ncolors))))
+      ;; Now the 8 gray colors
+      (while (> ncolors 0)
+        (setq color (rxvt-rgb-convert-to-16bit
+                     (floor
+                      (if (= ncolors 8)
+                          46.36363636
+                        (+ (* (- 8 ncolors) 23.18181818) 69.54545454)))))
+        (tty-color-define (format "color-%d" (- 88 ncolors))
+                          (- 88 ncolors)
+                          (list color color color))
+        (setq ncolors (1- ncolors))))
     ;; Modifying color mappings means realized faces don't use the
     ;; right colors, so clear them.
     (clear-face-cache)))