harfbuzz-2.2.0

[Bruce Dubbs]

New point version.

[Bruce Dubbs]

Taking all packages from Chapter 10.

[Bruce Dubbs]

Now version 2.2.0.

Overview of changes leading to 2.2.0 Thursday, November 29, 2018

• Misc shaping bug fixes.
• Add font variations named-instance API.
• Deprecate font variations axis enumeration API and add replacement.
• AAT shaping improvements:
  • Fixed 'kern' table Format 2 implementation.
  • Implement 'feat' table API for feature detection.
  • Blacklist 'GSUB' table of fonts from 'MUTF' foundry that also have 'morx'.

New API:

• hb_aat_layout_feature_type_t
• hb_aat_layout_feature_selector_t
• hb_aat_layout_get_feature_types()
• hb_aat_layout_feature_type_get_name_id
• hb_aat_layout_feature_selector_info_t
• HB_AAT_LAYOUT_NO_SELECTOR_INDEX
• hb_aat_layout_feature_type_get_selector_infos()
• hb_ot_var_axis_flags_t
• hb_ot_var_axis_info_t
• hb_ot_var_get_axis_infos()
• hb_ot_var_find_axis_info()
• hb_ot_var_get_named_instance_count()
• hb_ot_var_named_instance_get_subfamily_name_id()
• hb_ot_var_named_instance_get_postscript_name_id()
• hb_ot_var_named_instance_get_design_coords()

Deprecated API:

• HB_OT_VAR_NO_AXIS_INDEX
• hb_ot_var_axis_t
• hb_ot_var_get_axes()
• hb_ot_var_find_axis()

Overview of changes leading to 2.1.3 Friday, November 16, 2018

• Fix AAT 'mort' shaping, which was broken in 2.1.2

Overview of changes leading to 2.1.2

Friday, November 16, 2018

• Various internal changes.
• AAT shaping improvements:
  • Implement kern table Format 1 state-machine-based kerning.
  • Implement cross-stream kerning (cursive positioning, etc).
  • Ignore emptyish GSUB tables (zero scripts) if morx present.
  • Don't apply GPOS if morx is being applied. Matches Apple.

[Bruce Dubbs]

Brought Chapter 10 up to date at revision 20764.