Commit f668ef02 authored by Kenichi Handa's avatar Kenichi Handa
Browse files

Add Hebrew shaper.

parent cdf52221
2010-05-25 Kenichi Handa <>
* language/hebrew.el (hebrew-shape-gstring): New function.
Register it in composition-function-table for all Hebrew combining
2010-05-24 Uday S Reddy <> (tiny change) 2010-05-24 Uday S Reddy <> (tiny change)
* textmodes/fill.el (fill-region): Don't fill past the end (bug#6201). * textmodes/fill.el (fill-region): Don't fill past the end (bug#6201).
...@@ -85,6 +85,35 @@ Bidirectional editing is supported."))) ...@@ -85,6 +85,35 @@ Bidirectional editing is supported.")))
:mime-charset 'cp862) :mime-charset 'cp862)
(define-coding-system-alias 'ibm862 'cp862) (define-coding-system-alias 'ibm862 'cp862)
;; Composition function for hebrew.
(defun hebrew-shape-gstring (gstring)
(setq gstring (font-shape-gstring gstring))
(let ((header (lgstring-header gstring))
(nchars (lgstring-char-len gstring))
(nglyphs (lgstring-glyph-len gstring))
(base-width (lglyph-width (lgstring-glyph gstring 0))))
(while (> nglyphs 1)
(setq nglyphs (1- nglyphs))
(let* ((glyph (lgstring-glyph gstring nglyphs))
(adjust (and glyph (lglyph-adjustment glyph))))
(if adjust
(setq nglyphs 0)
(if (>= (lglyph-lbearing glyph) 0)
(lglyph-set-adjustment glyph (- base-width) 0 0))))))
(let ((pattern1 "[\u05D0-\u05F2][\u0591-\u05BF\u05C1-\u05C5\u05C7]+")
(pattern2 "[\u05D0-\u05F2]\u200D[\u0591-\u05BF\u05C1-\u05C5\u05C7]+"))
composition-function-table '(#x591 . #x5C7)
(list (vector pattern2 2 'hebrew-shape-gstring)
(vector pattern1 1 'hebrew-shape-gstring)
["[\u0591-\u05C7]" 0 font-shape-gstring]))
composition-function-table #x5C0 nil)
composition-function-table #x5C6 nil))
(provide 'hebrew) (provide 'hebrew)
;; arch-tag: 3ca04f32-3f1e-498e-af46-8267498ba5d9 ;; arch-tag: 3ca04f32-3f1e-498e-af46-8267498ba5d9
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