Lines Matching full:direction

26 #                           direction overrides. Update URLs, notes.
39 #                           to U+274A. Add direction overrides to
131 #   Arabic system was fairly simple; it used only a few direction
135 #   twice, one with a left-right direction attribute and the other with
136 #   a right-left direction attribute.
146 #   direction attribute than the corresponding Unicode character.
149 #   ELLIPSIS with strong right-left direction. However, the Unicode
150 #   character HORIZONTAL ELLIPSIS has direction class neutral.
216 #   1. Matching the direction of Mac OS Arabic characters
219 #   direction attributes for the two code points - as in the case of
227 #   The problem is solved with the use of direction override characters
228 #   and direction-dependent mappings. When mapping from Mac OS Arabic
229 #   to Unicode, we use direction overrides as necessary to force the
230 #   direction of the resulting Unicode characters.
232 #   The required direction is indicated by a direction tag in the
240 #   indicates LEFT-RIGHT OVERRIDE, PDF indicates POP DIRECTION
245 #   When mapping several characters in a row that require direction
251 #   If neutral characters that require direction forcing are already
252 #   between strong-direction characters with matching directionality,
253 #   then direction overrides need not be used. Direction overrides are
258 #   direction of the Unicode characters. The mapping from Unicode to
260 #   direction:
264 #   However, this also means the direction override characters should
266 #   they have been used to determine resolved direction), since the
267 #   direction override information is carried by the code point itself.
269 #   Even when direction overrides are not needed for roundtrip
273 #   ellipsis character has direction class right-left,and there is no
275 #   character has direction class neutral (which means it may end up
276 #   with a resolved direction of left-right if surrounded by left-right
278 #   is surrounded with a direction override to help preserve proper
279 #   text layout. The resolved direction is not needed or used when
317 #   - Add direction overrides (required directionality) to mappings