diff options
| author | bruvzg <7645683+bruvzg@users.noreply.github.com> | 2022-08-04 08:16:56 +0300 |
|---|---|---|
| committer | bruvzg <7645683+bruvzg@users.noreply.github.com> | 2022-08-04 09:10:16 +0300 |
| commit | 2980c0d60cb067d7958abe5924be5c455b4adba3 (patch) | |
| tree | 879c35a6013cbae63dc2045e292d6a25f6ea46a8 /modules/text_server_adv | |
| parent | ea4b8de2b4c06e6f18bf0470d716f787bddfecc3 (diff) | |
HarfBuzz: Update to version 5.1.0, use new FLAG_SAFE_TO_INSERT_TATWEEL flag to improve justification.
Diffstat (limited to 'modules/text_server_adv')
| -rw-r--r-- | modules/text_server_adv/text_server_adv.cpp | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/modules/text_server_adv/text_server_adv.cpp b/modules/text_server_adv/text_server_adv.cpp index bb49fb5248..2e6d361554 100644 --- a/modules/text_server_adv/text_server_adv.cpp +++ b/modules/text_server_adv/text_server_adv.cpp @@ -4718,6 +4718,11 @@ bool TextServerAdvanced::shaped_text_update_justification_ops(const RID &p_shape if (sd_glyphs[i].font_rid != RID()) { Glyph gl = _shape_single_glyph(sd, 0x0640, HB_SCRIPT_ARABIC, HB_DIRECTION_RTL, sd->glyphs[i].font_rid, sd->glyphs[i].font_size); if ((sd_glyphs[i].flags & GRAPHEME_IS_VALID) == GRAPHEME_IS_VALID) { +#if HB_VERSION_ATLEAST(5, 1, 0) + if ((i > 0) && ((sd_glyphs[i - 1].flags & GRAPHEME_IS_SAFE_TO_INSERT_TATWEEL) != GRAPHEME_IS_SAFE_TO_INSERT_TATWEEL)) { + continue; + } +#endif gl.start = sd_glyphs[i].start; gl.end = sd_glyphs[i].end; gl.repeat = 0; @@ -4908,11 +4913,16 @@ void TextServerAdvanced::_shape_run(ShapedTextDataAdvanced *p_sd, int64_t p_star hb_buffer_clear_contents(p_sd->hb_buffer); hb_buffer_set_direction(p_sd->hb_buffer, p_direction); + int flags = (p_start == 0 ? HB_BUFFER_FLAG_BOT : 0) | (p_end == p_sd->text.length() ? HB_BUFFER_FLAG_EOT : 0); if (p_sd->preserve_control) { - hb_buffer_set_flags(p_sd->hb_buffer, (hb_buffer_flags_t)(HB_BUFFER_FLAG_PRESERVE_DEFAULT_IGNORABLES | (p_start == 0 ? HB_BUFFER_FLAG_BOT : 0) | (p_end == p_sd->text.length() ? HB_BUFFER_FLAG_EOT : 0))); + flags |= HB_BUFFER_FLAG_PRESERVE_DEFAULT_IGNORABLES; } else { - hb_buffer_set_flags(p_sd->hb_buffer, (hb_buffer_flags_t)(HB_BUFFER_FLAG_DEFAULT | (p_start == 0 ? HB_BUFFER_FLAG_BOT : 0) | (p_end == p_sd->text.length() ? HB_BUFFER_FLAG_EOT : 0))); + flags |= HB_BUFFER_FLAG_DEFAULT; } +#if HB_VERSION_ATLEAST(5, 1, 0) + flags |= HB_BUFFER_FLAG_PRODUCE_SAFE_TO_INSERT_TATWEEL; +#endif + hb_buffer_set_flags(p_sd->hb_buffer, (hb_buffer_flags_t)flags); hb_buffer_set_script(p_sd->hb_buffer, p_script); if (p_sd->spans[p_span].language.is_empty()) { @@ -4980,6 +4990,12 @@ void TextServerAdvanced::_shape_run(ShapedTextDataAdvanced *p_sd, int64_t p_star gl.flags |= GRAPHEME_IS_CONNECTED; } +#if HB_VERSION_ATLEAST(5, 1, 0) + if (glyph_info[i].mask & HB_GLYPH_FLAG_SAFE_TO_INSERT_TATWEEL) { + gl.flags |= GRAPHEME_IS_SAFE_TO_INSERT_TATWEEL; + } +#endif + gl.index = glyph_info[i].codepoint; if (gl.index != 0) { _ensure_glyph(fd, fss, gl.index); |