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master d21cdb6: Set up composition-function-table for Egyptian
From: |
Eli Zaretskii |
Subject: |
master d21cdb6: Set up composition-function-table for Egyptian |
Date: |
Fri, 23 Oct 2020 10:24:38 -0400 (EDT) |
branch: master
commit d21cdb6c056453d4e4ef8a3a1f27d8bc203c09ea
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>
Set up composition-function-table for Egyptian
* lisp/language/misc-lang.el (composition-function-table): Set up
for Egyptian Hieroglyphs.
---
lisp/language/misc-lang.el | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/lisp/language/misc-lang.el b/lisp/language/misc-lang.el
index e3a24c4..3f45f70 100644
--- a/lisp/language/misc-lang.el
+++ b/lisp/language/misc-lang.el
@@ -141,6 +141,20 @@ thin (i.e. 1-dot width) space."
(vector "[\u0600-\u074F\u200C\u200D]+"
0 'arabic-shape-gstring)))
+;; The Egyptian Hieroglyph Format Controls were introduced in Unicode
+;; Standard v12.0. Apparently, they are not yet well supported in
+;; existing fonts, as of late 2020. But there's no reason for us not
+;; to be ready for when they will be!
+;; The below is needed to support the arrangement of the Egyptian
+;; Hieroglyphs in "quadrats", as directed by the format controls,
+;; which specify how the hieroglyphs should be joined horizontally and
+;; vertically.
+(set-char-table-range
+ composition-function-table
+ '(#x13000 . #x1343F)
+ (list (vector "[\U00013000-\U0001343F]+"
+ 0 'compose-gstring-for-graphic)))
+
(provide 'misc-lang)
;;; misc-lang.el ends here
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