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- ;;; smiley.el --- displaying smiley faces
- ;; Copyright (C) 1996,97 Free Software Foundation, Inc.
-
- ;; Author: Wes Hardaker <hardaker@ece.ucdavis.edu>
- ;; Keywords: fun
-
- ;; This file is part of GNU Emacs.
-
- ;; GNU Emacs is free software; you can redistribute it and/or modify
- ;; it under the terms of the GNU General Public License as published by
- ;; the Free Software Foundation; either version 2, or (at your option)
- ;; any later version.
-
- ;; GNU Emacs is distributed in the hope that it will be useful,
- ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
- ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- ;; GNU General Public License for more details.
-
- ;; You should have received a copy of the GNU General Public License
- ;; along with GNU Emacs; see the file COPYING. If not, write to the
- ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- ;; Boston, MA 02111-1307, USA.
-
- ;;; Commentary:
-
- ;;
- ;; comments go here.
- ;;
-
- ;;; Test smileys: :-] :-o :-) ;-) :-\ :-| :-d :-P 8-| :-(
-
- ;; To use:
- ;; (require 'smiley)
- ;; (add-hook 'gnus-article-display-hook 'gnus-smiley-display t)
-
- ;; The smilies were drawn by Joe Reiss <jreiss@vt.edu>.
-
- (require 'annotations)
- (require 'messagexmas)
- (require 'cl)
- (require 'custom)
-
- (defgroup smiley nil
- "Turn :-)'s into real images (XEmacs)."
- :group 'gnus-visual)
-
- (defcustom smiley-data-directory (message-xmas-find-glyph-directory "smilies")
- "Location of the smiley faces files."
- :type 'directory
- :group 'smiley)
-
- ;; Notice the subtle differences in the regular expressions in the
- ;; two alists below.
-
- (defcustom smiley-deformed-regexp-alist
- '(("\\(\\^_?\\^;;;\\)\\W" 1 "WideFaceAse3.xbm")
- ("\\(\\^_?\\^;;\\)\\W" 1 "WideFaceAse2.xbm")
- ("\\(\\^_?\\^;\\)\\W" 1 "WideFaceAse1.xbm")
- ("\\(\\^_?\\^\\)\\W" 1 "WideFaceSmile.xbm")
- ("\\(;_;\\)\\W" 1 "WideFaceWeep.xbm")
- ("\\(T_T\\)\\W" 1 "WideFaceWeep.xbm")
- ("\\(:-*[<½]+\\)\\W" 1 "FaceAngry.xpm")
- ("\\(:-+\\]+\\)\\W" 1 "FaceGoofy.xpm")
- ("\\(:-*D\\)\\W" 1 "FaceGrinning.xpm")
- ("\\(:-*[)>}╗]+\\)\\W" 1 "FaceHappy.xpm")
- ("\\(=[)>╗]+\\)\\W" 1 "FaceHappy.xpm")
- ("\\(:-*[/\\\"]\\)[^/]\\W" 1 "FaceIronic.xpm")
- ("\\([8|]-*[|Oo%]\\)\\W" 1 "FaceKOed.xpm")
- ("\\([:|]-*#+\\)\\W" 1 "FaceNyah.xpm")
- ("\\(:-*[({]+\\)\\W" 1 "FaceSad.xpm")
- ("\\(=[({]+\\)\\W" 1 "FaceSad.xpm")
- ("\\(:-*[Oo\*]\\)\\W" 1 "FaceStartled.xpm")
- ("\\(:-*|\\)\\W" 1 "FaceStraight.xpm")
- ("\\(:-*p\\)\\W" 1 "FaceTalking.xpm")
- ("\\(:-*d\\)\\W" 1 "FaceTasty.xpm")
- ("\\(;-*[>)}╗]+\\)\\W" 1 "FaceWinking.xpm")
- ("\\(:-*[Vv╡]\\)\\W" 1 "FaceWry.xpm")
- ("\\([:|]-*P\\)\\W" 1 "FaceYukky.xpm"))
- "Normal and deformed faces for smilies."
- :type '(repeat (list regexp
- (integer :tag "Match")
- (string :tag "Image")))
- :group 'smiley)
-
- (defcustom smiley-nosey-regexp-alist
- '(("\\(:-+[<½]+\\)\\W" 1 "FaceAngry.xpm")
- ("\\(:-+\\]+\\)\\W" 1 "FaceGoofy.xpm")
- ("\\(:-+D\\)\\W" 1 "FaceGrinning.xpm")
- ("\\(:-+[}╗]+\\)\\W" 1 "FaceHappy.xpm")
- ("\\(:-*)+\\)\\W" 1 "FaceHappy.xpm")
- ("\\(=[)>]+\\)\\W" 1 "FaceHappy.xpm")
- ("\\(:-+[/\\\"]+\\)\\W" 1 "FaceIronic.xpm")
- ("\\([8|]-+[|Oo%]\\)\\W" 1 "FaceKOed.xpm")
- ("\\([:|]-+#+\\)\\W" 1 "FaceNyah.xpm")
- ("\\(:-+[({]+\\)\\W" 1 "FaceSad.xpm")
- ("\\(=[({]+\\)\\W" 1 "FaceSad.xpm")
- ("\\(:-+[Oo\*]\\)\\W" 1 "FaceStartled.xpm")
- ("\\(:-+|\\)\\W" 1 "FaceStraight.xpm")
- ("\\(:-+p\\)\\W" 1 "FaceTalking.xpm")
- ("\\(:-+d\\)\\W" 1 "FaceTasty.xpm")
- ("\\(;-+[>)}╗]+\\)\\W" 1 "FaceWinking.xpm")
- ("\\(:-+[Vv╡]\\)\\W" 1 "FaceWry.xpm")
- ("\\(][:8B]-[)>]\\)\\W" 1 "FaceDevilish.xpm")
- ("\\([:|]-+P\\)\\W" 1 "FaceYukky.xpm"))
- "Smileys with noses. These get less false matches."
- :type '(repeat (list regexp
- (integer :tag "Match")
- (string :tag "Image")))
- :group 'smiley)
-
- (defcustom smiley-regexp-alist smiley-deformed-regexp-alist
- "A list of regexps to map smilies to real images.
- Defaults to the contents of `smiley-deformed-regexp-alist'.
- An alternative is `smiley-nosey-regexp-alist' that matches less
- aggressively.
- If this is a symbol, take its value."
- :type '(radio (variable-item smiley-deformed-regexp-alist)
- (variable-item smiley-nosey-regexp-alist)
- symbol
- (repeat (list regexp
- (integer :tag "Match")
- (string :tag "Image"))))
- :group 'smiley)
-
- (defcustom smiley-flesh-color "yellow"
- "Flesh color."
- :type 'string
- :group 'smiley)
-
- (defcustom smiley-features-color "black"
- "Features color."
- :type 'string
- :group 'smiley)
-
- (defcustom smiley-tongue-color "red"
- "Tongue color."
- :type 'string
- :group 'smiley)
-
- (defcustom smiley-circle-color "black"
- "Circle color."
- :type 'string
- :group 'smiley)
-
- (defcustom smiley-mouse-face 'highlight
- "Face used for mouse highlighting in the smiley buffer.
-
- Smiley buttons will be displayed in this face when the cursor is
- above them."
- :type 'face
- :group 'smiley)
-
-
- (defvar smiley-glyph-cache nil)
- (defvar smiley-running-xemacs (string-match "XEmacs" emacs-version))
-
- (defvar smiley-map (make-sparse-keymap "smiley-keys")
- "Keymap to toggle smiley states.")
-
- (define-key smiley-map [(button2)] 'smiley-toggle-extent)
-
- (defun smiley-create-glyph (smiley pixmap)
- (and
- smiley-running-xemacs
- (or
- (cdr-safe (assoc pixmap smiley-glyph-cache))
- (let* ((xpm-color-symbols
- (and (featurep 'xpm)
- (append `(("flesh" ,smiley-flesh-color)
- ("features" ,smiley-features-color)
- ("tongue" ,smiley-tongue-color))
- xpm-color-symbols)))
- (glyph (make-glyph
- (list
- (cons 'x (expand-file-name pixmap smiley-data-directory))
- (cons 'tty smiley)))))
- (setq smiley-glyph-cache (cons (cons pixmap glyph) smiley-glyph-cache))
- (set-glyph-face glyph 'default)
- glyph))))
-
- ;;;###autoload
- (defun smiley-region (beg end)
- "Smilify the region between point and mark."
- (interactive "r")
- (smiley-buffer (current-buffer) beg end))
-
- (defun smiley-toggle-extent (event)
- "Toggle smiley at given point"
- (interactive "e")
- (let* ((ant (event-glyph-extent event))
- (pt (event-closest-point event))
- ext)
- (if (annotationp ant)
- (when (extentp (setq ext (extent-property ant 'smiley-extent)))
- (set-extent-property ext 'invisible nil)
- (hide-annotation ant))
- (when pt
- (while (setq ext (extent-at pt (event-buffer event) nil ext 'at))
- (when (annotationp (setq ant
- (extent-property ext 'smiley-annotation)))
- (reveal-annotation ant)
- (set-extent-property ext 'invisible t)))))))
-
- ;;;###autoload
- (defun smiley-buffer (&optional buffer st nd)
- (interactive)
- (when (featurep 'x)
- (save-excursion
- (when buffer
- (set-buffer buffer))
- (let ((buffer-read-only nil)
- (alist (if (symbolp smiley-regexp-alist)
- (symbol-value smiley-regexp-alist)
- smiley-regexp-alist))
- (case-fold-search nil)
- entry regexp beg group file)
- (goto-char (or st (point-min)))
- (setq beg (point))
- ;; loop through alist
- (while (setq entry (pop alist))
- (setq regexp (car entry)
- group (cadr entry)
- file (caddr entry))
- (goto-char beg)
- (while (re-search-forward regexp nd t)
- (let* ((start (match-beginning group))
- (end (match-end group))
- (glyph (smiley-create-glyph (buffer-substring start end)
- file)))
- (when glyph
- (mapcar 'delete-annotation (annotations-at end))
- (let ((ext (make-extent start end))
- (ant (make-annotation glyph end 'text)))
- ;; set text extent params
- (set-extent-property ext 'end-open t)
- (set-extent-property ext 'start-open t)
- (set-extent-property ext 'invisible t)
- (set-extent-property ext 'keymap smiley-map)
- (set-extent-property ext 'mouse-face smiley-mouse-face)
- (set-extent-property ext 'intangible t)
- ;; set annotation params
- (set-extent-property ant 'mouse-face smiley-mouse-face)
- (set-extent-property ant 'keymap smiley-map)
- ;; remember each other
- (set-extent-property ant 'smiley-extent ext)
- (set-extent-property ext 'smiley-annotation ant))
- (when (smiley-end-paren-p start end)
- (make-annotation ")" end 'text))
- (goto-char end)))))))))
-
- (defun smiley-end-paren-p (start end)
- "Try to guess whether the current smiley is an end-paren smiley."
- (save-excursion
- (goto-char start)
- (when (and (re-search-backward "[()]" nil t)
- (= (following-char) ?\()
- (goto-char end)
- (or (not (re-search-forward "[()]" nil t))
- (= (char-after (1- (point))) ?\()))
- t)))
-
- (defvar gnus-article-buffer)
- ;;;###autoload
- (defun gnus-smiley-display ()
- "Display \"smileys\" as small graphical icons."
- (interactive)
- (save-excursion
- (set-buffer gnus-article-buffer)
- (goto-char (point-min))
- ;; We skip the headers.
- (unless (search-forward "\n\n" nil t)
- (goto-char (point-max)))
- (smiley-buffer (current-buffer) (point))))
-
- (provide 'smiley)
-
- ;;; smiley.el ends here
-