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Eli Zaretskii authored
* lisp/language/tv-util.el (tai-viet-composition-function): * lisp/language/ethio-util.el (ethio-composition-function): * lisp/language/japanese.el (compose-gstring-for-variation-glyph): * lisp/language/thai-util.el (thai-composition-function): * lisp/language/misc-lang.el (arabic-shape-gstring): * lisp/language/lao-util.el (lao-composition-function): * lisp/language/hebrew.el (hebrew-shape-gstring): * lisp/composite.el (compose-gstring-for-graphic) (compose-gstring-for-dotted-circle, auto-compose-chars) (compose-gstring-for-terminal): Accept 2nd argument DIRECTION; all callers changed. * src/composite.c (composition_reseat_it): Call auto-composition-function with one more argument DIRECTION. (syms_of_composite) <auto-composition-function>: Update the doc string. * src/ftfont.c (ftfont_shape_by_hb): Compute language and direction, and set buffer properties accordingly. * src/composite.c (autocmp_chars): * src/w32uniscribe.c (uniscribe_shape): * src/xftfont.c (xftfont_shape): * src/ftfont.c (ftfont_shape, ftfont_shape_by_hb): * src/font.c (Ffont_shape_gstring): Accept an additional argument DIRECTION. * src/macfont.m (lgstring_direction): New enum. (mac_font_shape_1, mac_screen_font_shape, mac_font_shape): Accept an additional argument specifying text direction. All callers changed. * src/font.c (syms_of_font): New symbols QL2R and QR2L. * src/font.h (shape): Accept new argument DIRECTION. All implementations changed. (Bug#33729) (ftfont_shape): Update prototype.
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