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[unsafe-to-break] Mark all positions as unsafe in alternative shapers

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This commit is contained in:
Behdad Esfahbod 2017-08-13 15:08:34 -07:00
parent 05fabbd03e
commit 239119a631
4 changed files with 11 additions and 0 deletions
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6
src/hb-coretext.cc
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@ -1180,6 +1180,9 @@ resize_and_retry:
pos->x_advance = info->mask;
pos->x_offset = info->var1.i32;
pos->y_offset = info->var2.i32;
info->mask = HB_GLYPH_FLAG_UNSAFE_TO_BREAK;
info++, pos++;
}
else
@ -1188,6 +1191,9 @@ resize_and_retry:
pos->y_advance = info->mask;
pos->x_offset = info->var1.i32;
pos->y_offset = info->var2.i32;
info->mask = HB_GLYPH_FLAG_UNSAFE_TO_BREAK;
info++, pos++;
}

2
src/hb-directwrite.cc
View file

@ -880,6 +880,8 @@ retry_getglyphs:
pos->x_offset =
x_mult * (isRightToLeft ? -info->var1.i32 : info->var1.i32);
pos->y_offset = y_mult * info->var2.i32;
info->mask = HB_GLYPH_FLAG_UNSAFE_TO_BREAK;
}
if (isRightToLeft)

1
src/hb-graphite2.cc
View file

@ -355,6 +355,7 @@ _hb_graphite2_shape (hb_shape_plan_t *shape_plan,
hb_glyph_info_t *info = &buffer->info[clusters[i].base_glyph + j];
info->codepoint = gids[clusters[i].base_glyph + j];
info->cluster = clusters[i].cluster;
info->mask = HB_GLYPH_FLAG_UNSAFE_TO_BREAK;
info->var1.i32 = clusters[i].advance; // all glyphs in the cluster get the same advance
}
}

2
src/hb-uniscribe.cc
View file

@ -1024,6 +1024,8 @@ retry:
pos->x_advance = x_mult * (int32_t) info->mask;
pos->x_offset = x_mult * (backward ? -info->var1.i32 : info->var1.i32);
pos->y_offset = y_mult * info->var2.i32;
info->mask = HB_GLYPH_FLAG_UNSAFE_TO_BREAK;
}
if (backward)