86 lines
3.0 KiB
EmacsLisp
86 lines
3.0 KiB
EmacsLisp
;;; jabber-muc-nick-coloring.el --- Add nick coloring abilyty to emacs-jabber
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;; Copyright 2009, 2010, 2012, 2013 Terechkov Evgenii - evg@altlinux.org
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version.
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;;
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with this program; if not, write to the Free Software
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;; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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;;; Commentary:
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;;; Code:
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(eval-when-compile (require 'cl)) ;for ignore-errors
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;; we need hexrgb-hsv-to-hex:
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(eval-and-compile
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(or (ignore-errors (require 'hexrgb))
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;; jabber-fallback-lib/ from jabber/lisp/jabber-fallback-lib
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(ignore-errors
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(let ((load-path (cons (expand-file-name
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"jabber-fallback-lib"
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(file-name-directory (locate-library "jabber")))
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load-path)))
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(require 'hexrgb)))
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(error
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"hexrgb not found in `load-path' or jabber-fallback-lib/ directory.")))
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;;;;##########################################################################
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;;;; User Options, Variables
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;;;;##########################################################################
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(defcustom jabber-muc-participant-colors nil
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"Alist of used colors. Format is (nick . color). Color may be
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in #RGB or textual (like red or blue) notation. Colors will be
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added in #RGB notation for unknown nicks."
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:type '(alist :key-type string :value-type color)
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:group 'jabber-chat)
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(defcustom jabber-muc-colorize-local nil
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"Colorize MUC messages from you."
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:type 'boolean
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:group 'jabber-chat)
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(defcustom jabber-muc-colorize-foreign nil
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"Colorize MUC messages not from you."
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:type 'boolean
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:group 'jabber-chat)
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(defcustom jabber-muc-nick-saturation 1.0
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"Default saturation for nick coloring."
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:type 'float
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:group 'jabber-chat)
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(defcustom jabber-muc-nick-value 1.0
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"Default value for nick coloring."
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:type 'float
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:group 'jabber-chat)
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(defun jabber-muc-nick-gen-color (nick)
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"Return good enough color from available pool"
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(let ((hue (/ (mod (string-to-number (substring (md5 nick) 0 6) 16) 360) 360.0)))
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(hexrgb-hsv-to-hex hue jabber-muc-nick-saturation jabber-muc-nick-value)))
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(defun jabber-muc-nick-get-color (nick)
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"Get NICKs color"
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(let ((color (cdr (assoc nick jabber-muc-participant-colors))))
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(if color
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color
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(progn
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(unless jabber-muc-participant-colors )
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(push (cons nick (jabber-muc-nick-gen-color nick)) jabber-muc-participant-colors)
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(cdr (assoc nick jabber-muc-participant-colors))))))
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(provide 'jabber-muc-nick-coloring)
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;;; jabber-muc-nick-coloring.el ends here
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