From 20e70daf7f4a7d1cf8a03fb668d64496d87791e0 Mon Sep 17 00:00:00 2001 From: "Kim F. Storm" Date: Wed, 27 Feb 2008 22:53:11 +0000 Subject: [PATCH] (make-glyph-code): Encode as cons if face id > 63. (glyph-char, glyph-face): Handle cons encoding. --- lisp/disp-table.el | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) diff --git a/lisp/disp-table.el b/lisp/disp-table.el index a71ef02e8cb..9124353884b 100644 --- a/lisp/disp-table.el +++ b/lisp/disp-table.el @@ -190,19 +190,27 @@ X frame." "Return a glyph code representing char CHAR with face FACE." ;; Due to limitations on Emacs integer values, faces with ;; face id greater that 512 are silently ignored. - (if (and face (<= (face-id face) #x1ff)) - (logior char (lsh (face-id face) 22)) - char)) + (if (not face) + char + (let ((fid (face-id face))) + (cond + ((not fid) (error "unknown face")) + ((< fid 64) ; we have 32 - 3(LSB) - 1(SIGN) - 22(CHAR) = 6 bits for face id + (logior char (lsh fid 22))) + (t (cons char fid)))))) ;;;###autoload (defun glyph-char (glyph) "Return the character of glyph code GLYPH." - (logand glyph #x3fffff)) + (if (consp glyph) + (car glyph) + (logand glyph #x3fffff))) ;;;###autoload (defun glyph-face (glyph) "Return the face of glyph code GLYPH, or nil if glyph has default face." - (let ((face-id (lsh glyph -22))) + + (let ((face-id (if (consp glyph) (cdr glyph) (lsh glyph -22)))) (and (> face-id 0) (car (delq nil (mapcar (lambda (face) (and (eq (get face 'face) face-id) -- 2.39.5