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Diffstat (limited to 'src/3rdparty/harfbuzz-ng/NEWS')
| -rw-r--r-- | src/3rdparty/harfbuzz-ng/NEWS | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/src/3rdparty/harfbuzz-ng/NEWS b/src/3rdparty/harfbuzz-ng/NEWS index 0a2477268a..f4fabc7cd9 100644 --- a/src/3rdparty/harfbuzz-ng/NEWS +++ b/src/3rdparty/harfbuzz-ng/NEWS @@ -1,3 +1,122 @@ +Overview of changes leading to 0.9.32 +Thursday, July 17, 2014 +===================================== + +- Apply Arabic shaping features in spec order exactly. +- Another fix for Mongolian free variation selectors. +- For non-Arabic scripts in Arabic shaper apply 'rlig' and 'calt' + together. +- Minor adjustment to U+FFFD logic. +- Fix hb-coretext build. + + +Overview of changes leading to 0.9.31 +Wednesday, July 16, 2014 +===================================== + +- Only accept valid UTF-8/16/32; we missed many cases before. +- Better shaping of invalid UTF-8/16/32. Falls back to + U+FFFD REPLACEMENT CHARACTER now. +- With all changes in this release, the buffer will contain fully + valid Unicode after hb_buffer_add_utf8/16/32 no matter how + broken the input is. This can be overriden though. See below. +- Fix Mongolian Variation Selectors for fonts without GDEF. +- Fix minor invalid buffer access. +- Accept zh-Hant and zh-Hans language tags. hb_ot_tag_to_language() + now uses these instead of private tags. +- Build fixes. +- New API: + * hb_buffer_add_codepoints(). This does what hb_buffer_add_utf32() + used to do, ie. no validity check on the input at all. add_utf32 + now replaces invalid Unicode codepoints with the replacement + character (see below). + * hb_buffer_set_replacement_codepoint() + * hb_buffer_get_replacement_codepoint() + Previously, in hb_buffer_add_utf8 and hb_buffer_add_utf16, when + we detected broken input, we replaced that with (hb_codepoint_t)-1. + This has changed to use U+FFFD now, but can be changed using these + new API. + + +Overview of changes leading to 0.9.30 +Wednesday, July 9, 2014 +===================================== + +- Update to Unicode 7.0.0: + * New scripts Manichaean and Psalter Pahlavi are shaped using + Arabic shaper. + * All the other new scripts to through the generic shaper for + now. +- Minor Indic improvements. +- Fix graphite2 backend cluster mapping [crasher!] +- API changes: + * New HB_SCRIPT_* values for Unicode 7.0 scripts. + * New function hb_ot_layout_language_get_required_feature(). +- Build fixes. + + +Overview of changes leading to 0.9.29 +Thursday, May 29, 2014 +===================================== + +- Implement cmap in hb-ot-font.h. No variation-selectors yet. +- Myanmar: Allow MedialYa+Asat. +- Various Indic fixes: + * Support most characters in Extended Devanagary and Vedic + Unicode blocks. + * Allow digits and a some punctuation as consonant placeholders. +- Build fixes. + + +Overview of changes leading to 0.9.28 +Monday, April 28, 2014 +===================================== + +- Unbreak old-spec Indic shaping. (bug 76705) +- Fix shaping of U+17DD and U+0FC6. +- Add HB_NO_MERGE_CLUSTERS build option. NOT to be enabled by default + for shipping libraries. It's an option for further experimentation + right now. When we are sure how to do it properly, we will add + public run-time API for the functionality. +- Build fixes. + + +Overview of changes leading to 0.9.27 +Tuesday, March 18, 2014 +===================================== + +- Don't use "register" storage class specifier +- Wrap definition of free_langs() with HAVE_ATEXIT +- Add coretext_aat shaper and hb_coretext_face_create() constructor +- If HAVE_ICU_BUILTIN is defined, use hb-icu Unicode callbacks +- Add Myanmar test case from OpenType Myanmar spec +- Only do fallback Hebrew composition if no GPOS 'mark' available +- Allow bootstrapping without gtk-doc +- Use AM_MISSING_PROG for ragel and git +- Typo in ucdn's Makefile.am +- Improve MemoryBarrier() implementation + + +Overview of changes leading to 0.9.26 +Thursday, January 30, 2014 +===================================== + +- Misc fixes. +- Fix application of 'rtlm' feature. +- Automatically apply frac/numr/dnom around U+2044 FRACTION SLASH. +- New header: hb-ot-shape.h +- Uniscribe: fix scratch-buffer accounting. +- Reorder Tai Tham SAKOT to after tone-marks. +- Add Hangul shaper. +- New files: + hb-ot-shape-complex-hangul.cc + hb-ot-shape-complex-hebrew.cc + hb-ot-shape-complex-tibetan.cc +- Disable 'cswh' feature in Arabic shaper. +- Coretext: better handle surrogate pairs. +- Add HB_TAG_MAX and _HB_SCRIPT_MAX_VALUE. + + Overview of changes leading to 0.9.25 Wednesday, December 4, 2013 ===================================== |