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Code Releases Wiki Activity

HarfBuzz: Update to version 4.2.0

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This commit is contained in:
bruvzg
2022-03-31 13:03:43 +03:00
parent fc4e9d6299
commit 56544d8013
57 changed files with 3044 additions and 2371 deletions
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131
thirdparty/harfbuzz/src/hb-ot-layout.cc vendored
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@@ -54,6 +54,8 @@
#include "hb-aat-layout-morx-table.hh"
#include "hb-aat-layout-opbd-table.hh" // Just so we compile it; unused otherwise.
using OT::Layout::GSUB::GSUB;
/**
* SECTION:hb-ot-layout
* @title: hb-ot-layout
@@ -389,7 +391,7 @@ hb_ot_layout_get_ligature_carets (hb_font_t *font,
*/
bool
OT::GSUB::is_blocklisted (hb_blob_t *blob HB_UNUSED,
GSUB::is_blocklisted (hb_blob_t *blob HB_UNUSED,
hb_face_t *face) const
{
#ifdef HB_NO_OT_LAYOUT_BLOCKLIST
@@ -1006,7 +1008,7 @@ struct hb_collect_features_context_t
hb_collect_features_context_t (hb_face_t *face,
hb_tag_t table_tag,
hb_set_t *feature_indices_,
const hb_tag_t *features)
const hb_tag_t *features)
: g (get_gsubgpos_table (face, table_tag)),
feature_indices (feature_indices_),
@@ -1033,7 +1035,7 @@ struct hb_collect_features_context_t
{
hb_tag_t tag = g.get_feature_tag (i);
if (features_set.has (tag))
feature_indices_filter.add(i);
feature_indices_filter.add(i);
}
}
@@ -1529,7 +1531,7 @@ hb_ot_layout_lookups_substitute_closure (hb_face_t *face,
hb_map_t done_lookups_glyph_count;
hb_hashmap_t<unsigned, hb_set_t *> done_lookups_glyph_set;
OT::hb_closure_context_t c (face, glyphs, &done_lookups_glyph_count, &done_lookups_glyph_set);
const OT::GSUB& gsub = *face->table.GSUB->table;
const GSUB& gsub = *face->table.GSUB->table;
unsigned int iteration_count = 0;
unsigned int glyphs_length;
@@ -1808,7 +1810,7 @@ struct GSUBProxy
table (*face->table.GSUB->table),
accels (face->table.GSUB->accels) {}
const OT::GSUB &table;
const GSUB &table;
const OT::hb_ot_layout_lookup_accelerator_t *accels;
};
@@ -1929,6 +1931,7 @@ inline void hb_ot_map_t::apply (const Proxy &proxy,
c.set_auto_zwj (lookups[table_index][i].auto_zwj);
c.set_auto_zwnj (lookups[table_index][i].auto_zwnj);
c.set_random (lookups[table_index][i].random);
c.set_per_syllable (lookups[table_index][i].per_syllable);
apply_string<Proxy> (&c,
proxy.table.get_lookup (lookup_index),
@@ -2086,11 +2089,11 @@ hb_ot_layout_get_baseline_with_fallback (hb_font_t *font,
hb_position_t *coord /* OUT */)
{
if (hb_ot_layout_get_baseline (font,
baseline_tag,
direction,
script_tag,
language_tag,
coord))
baseline_tag,
direction,
script_tag,
language_tag,
coord))
return;
/* Synthesize missing baselines.
@@ -2107,17 +2110,19 @@ hb_ot_layout_get_baseline_with_fallback (hb_font_t *font,
hb_codepoint_t glyph;
hb_glyph_extents_t extents;
if (HB_DIRECTION_IS_HORIZONTAL (direction) &&
(hb_font_get_nominal_glyph (font, 0x2212u, &glyph) ||
hb_font_get_nominal_glyph (font, '-', &glyph)) &&
hb_font_get_glyph_extents (font, glyph, &extents))
(hb_font_get_nominal_glyph (font, 0x2212u, &glyph) ||
hb_font_get_nominal_glyph (font, '-', &glyph)) &&
hb_font_get_glyph_extents (font, glyph, &extents))
{
*coord = extents.y_bearing + extents.height / 2;
*coord = extents.y_bearing + extents.height / 2;
}
else
{
hb_position_t x_height = 0;
hb_ot_metrics_get_position (font, HB_OT_METRICS_TAG_X_HEIGHT, &x_height);
*coord = x_height / 2;
hb_position_t x_height = font->y_scale / 2;
#ifndef HB_NO_METRICS
hb_ot_metrics_get_position_with_fallback (font, HB_OT_METRICS_TAG_X_HEIGHT, &x_height);
#endif
*coord = x_height / 2;
}
}
break;
@@ -2128,32 +2133,32 @@ hb_ot_layout_get_baseline_with_fallback (hb_font_t *font,
hb_position_t embox_top, embox_bottom;
hb_ot_layout_get_baseline_with_fallback (font,
HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_TOP_OR_RIGHT,
direction,
script_tag,
language_tag,
&embox_top);
HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_TOP_OR_RIGHT,
direction,
script_tag,
language_tag,
&embox_top);
hb_ot_layout_get_baseline_with_fallback (font,
HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_BOTTOM_OR_LEFT,
direction,
script_tag,
language_tag,
&embox_bottom);
HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_BOTTOM_OR_LEFT,
direction,
script_tag,
language_tag,
&embox_bottom);
if (baseline_tag == HB_OT_LAYOUT_BASELINE_TAG_IDEO_FACE_TOP_OR_RIGHT)
*coord = embox_top + (embox_bottom - embox_top) / 10;
*coord = embox_top + (embox_bottom - embox_top) / 10;
else
*coord = embox_bottom + (embox_top - embox_bottom) / 10;
*coord = embox_bottom + (embox_top - embox_bottom) / 10;
}
break;
case HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_TOP_OR_RIGHT:
if (hb_ot_layout_get_baseline (font,
HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_BOTTOM_OR_LEFT,
direction,
script_tag,
language_tag,
coord))
HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_BOTTOM_OR_LEFT,
direction,
script_tag,
language_tag,
coord))
*coord += HB_DIRECTION_IS_HORIZONTAL (direction) ? font->y_scale : font->x_scale;
else
{
@@ -2165,11 +2170,11 @@ hb_ot_layout_get_baseline_with_fallback (hb_font_t *font,
case HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_BOTTOM_OR_LEFT:
if (hb_ot_layout_get_baseline (font,
HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_TOP_OR_RIGHT,
direction,
script_tag,
language_tag,
coord))
HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_TOP_OR_RIGHT,
direction,
script_tag,
language_tag,
coord))
*coord -= HB_DIRECTION_IS_HORIZONTAL (direction) ? font->y_scale : font->x_scale;
else
{
@@ -2226,11 +2231,11 @@ hb_ot_layout_get_baseline_with_fallback (hb_font_t *font,
}
if (ch &&
hb_font_get_nominal_glyph (font, ch, &glyph) &&
hb_font_get_glyph_extents (font, glyph, &extents))
*coord = extents.y_bearing;
hb_font_get_nominal_glyph (font, ch, &glyph) &&
hb_font_get_glyph_extents (font, glyph, &extents))
*coord = extents.y_bearing;
else
*coord = font->y_scale * 6 / 10; // FIXME makes assumptions about origin
*coord = font->y_scale * 6 / 10; // FIXME makes assumptions about origin
}
else
*coord = font->x_scale * 6 / 10; // FIXME makes assumptions about origin
@@ -2240,17 +2245,17 @@ hb_ot_layout_get_baseline_with_fallback (hb_font_t *font,
{
hb_position_t top, bottom;
hb_ot_layout_get_baseline_with_fallback (font,
HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_TOP_OR_RIGHT,
direction,
script_tag,
language_tag,
&top);
HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_TOP_OR_RIGHT,
direction,
script_tag,
language_tag,
&top);
hb_ot_layout_get_baseline_with_fallback (font,
HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_BOTTOM_OR_LEFT,
direction,
script_tag,
language_tag,
&bottom);
HB_OT_LAYOUT_BASELINE_TAG_IDEO_EMBOX_BOTTOM_OR_LEFT,
direction,
script_tag,
language_tag,
&bottom);
*coord = (top + bottom) / 2;
}
@@ -2260,17 +2265,17 @@ hb_ot_layout_get_baseline_with_fallback (hb_font_t *font,
{
hb_position_t top, bottom;
hb_ot_layout_get_baseline_with_fallback (font,
HB_OT_LAYOUT_BASELINE_TAG_IDEO_FACE_TOP_OR_RIGHT,
direction,
script_tag,
language_tag,
&top);
HB_OT_LAYOUT_BASELINE_TAG_IDEO_FACE_TOP_OR_RIGHT,
direction,
script_tag,
language_tag,
&top);
hb_ot_layout_get_baseline_with_fallback (font,
HB_OT_LAYOUT_BASELINE_TAG_IDEO_FACE_BOTTOM_OR_LEFT,
direction,
script_tag,
language_tag,
&bottom);
HB_OT_LAYOUT_BASELINE_TAG_IDEO_FACE_BOTTOM_OR_LEFT,
direction,
script_tag,
language_tag,
&bottom);
*coord = (top + bottom) / 2;
}