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Diffstat (limited to 'Build/source/libs/harfbuzz/harfbuzz-src/NEWS')
| -rw-r--r-- | Build/source/libs/harfbuzz/harfbuzz-src/NEWS | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/NEWS b/Build/source/libs/harfbuzz/harfbuzz-src/NEWS index c9af0f36853..58e21a592fc 100644 --- a/Build/source/libs/harfbuzz/harfbuzz-src/NEWS +++ b/Build/source/libs/harfbuzz/harfbuzz-src/NEWS @@ -1,3 +1,71 @@ +Overview of changes leading to 2.0.0 +Wednesday, October 17, 2018 +==================================== +- Added AAT shaping support (morx/kerx/trak). + Automatically used if GSUB/GPOS are not available respectively. + Set HB_OPTIONS=aat env var to have morx/kerx preferred over + GSUB/GPOS. +- Apply TrueType kern table internally, instead of relying on + hb_font_t callbacks. +- Khmer shaper significantly rewritten to better match Uniscribe. +- Indic3 tags ('dev3', etc) are passed to USE shaper. +- .dfont Mac font containers implemented. +- Script- and language-mapping revamped to better use BCP 47. +- Misc USE and Indic fixes. +- Misc everything fixes. +- Too many things to list. Biggest release since 0.9.1, with + over 500 commits in just over 5 weeks! Didn't intend it to + be a big release. Just happened to become. +- hb-ft now locks underlying FT_Face during use. + +API changes: + +- Newly-created hb_font_t's now have our internal "hb-ot-font" + callbacks set on them, so they should work out of the box + without any callbacks set. If callbacks are set, everything + is back to what it was before, the fallback callbacks are + null. If you to get the internal implementation modified, + sub_font it. + +- New hb_font_funcs_set_nominal_glyphs_func() allows speeding + up character to glyph mapping. + +New API: ++HB_FEATURE_GLOBAL_START ++HB_FEATURE_GLOBAL_END ++hb_buffer_set_invisible_glyph() ++hb_buffer_get_invisible_glyph() ++hb_font_funcs_set_nominal_glyphs_func() ++hb_ot_layout_table_select_script() ++hb_ot_layout_script_select_language() ++hb_ot_layout_feature_get_name_ids() ++hb_ot_layout_feature_get_characters() ++hb_name_id_t ++HB_NAME_ID_INVALID ++HB_OT_MAX_TAGS_PER_SCRIPT ++hb_ot_tags_from_script_and_language() ++hb_ot_tags_to_script_and_language() + +Deprecated API: +-hb_font_funcs_set_glyph_func() +-hb_unicode_eastasian_width_func_t +-hb_unicode_funcs_set_eastasian_width_func() +-hb_unicode_eastasian_width() +-hb_unicode_decompose_compatibility_func_t +-HB_UNICODE_MAX_DECOMPOSITION_LEN +-hb_unicode_funcs_set_decompose_compatibility_func() +-hb_unicode_decompose_compatibility() +-hb_font_funcs_set_glyph_h_kerning_func() +-hb_font_funcs_set_glyph_v_kerning_func() +-hb_font_get_glyph_h_kerning() +-hb_font_get_glyph_v_kerning() +-hb_font_get_glyph_kerning_for_direction() +-hb_ot_layout_table_choose_script() +-hb_ot_layout_script_find_language() +-hb_ot_tags_from_script() +-hb_ot_tag_from_language() + + Overview of changes leading to 1.9.0 Monday, September 10, 2018 ==================================== |