diff options
Diffstat (limited to 'src/3rdparty/freetype/src/autofit/afshaper.c')
| -rw-r--r-- | src/3rdparty/freetype/src/autofit/afshaper.c | 63 |
1 files changed, 39 insertions, 24 deletions
diff --git a/src/3rdparty/freetype/src/autofit/afshaper.c b/src/3rdparty/freetype/src/autofit/afshaper.c index bbf7b6b1f9..abc6f1d292 100644 --- a/src/3rdparty/freetype/src/autofit/afshaper.c +++ b/src/3rdparty/freetype/src/autofit/afshaper.c @@ -4,7 +4,7 @@ * * HarfBuzz interface for accessing OpenType features (body). * - * Copyright (C) 2013-2020 by + * Copyright (C) 2013-2023 by * David Turner, Robert Wilhelm, and Werner Lemberg. * * This file is part of the FreeType project, and may only be used, @@ -132,13 +132,24 @@ /* Convert a HarfBuzz script tag into the corresponding OpenType */ /* tag or tags -- some Indic scripts like Devanagari have an old */ /* and a new set of features. */ - hb_ot_tags_from_script( script, - &script_tags[0], - &script_tags[1] ); + { + unsigned int tags_count = 3; + hb_tag_t tags[3]; + + + hb_ot_tags_from_script_and_language( script, + HB_LANGUAGE_INVALID, + &tags_count, + tags, + NULL, + NULL ); + script_tags[0] = tags_count > 0 ? tags[0] : HB_TAG_NONE; + script_tags[1] = tags_count > 1 ? tags[1] : HB_TAG_NONE; + script_tags[2] = tags_count > 2 ? tags[2] : HB_TAG_NONE; + } - /* `hb_ot_tags_from_script' usually returns HB_OT_TAG_DEFAULT_SCRIPT */ - /* as the second tag. We change that to HB_TAG_NONE except for the */ - /* default script. */ + /* If the second tag is HB_OT_TAG_DEFAULT_SCRIPT, change that to */ + /* HB_TAG_NONE except for the default script. */ if ( default_script ) { if ( script_tags[0] == HB_TAG_NONE ) @@ -157,9 +168,6 @@ /* HarfBuzz maps them to `DFLT', which we don't want to handle here */ if ( script_tags[0] == HB_OT_TAG_DEFAULT_SCRIPT ) goto Exit; - - if ( script_tags[1] == HB_OT_TAG_DEFAULT_SCRIPT ) - script_tags[1] = HB_TAG_NONE; } gsub_lookups = hb_set_create(); @@ -173,9 +181,9 @@ if ( hb_set_is_empty( gsub_lookups ) ) goto Exit; /* nothing to do */ - FT_TRACE4(( "GSUB lookups (style `%s'):\n" - " ", + FT_TRACE4(( "GSUB lookups (style `%s'):\n", af_style_names[style_class->style] )); + FT_TRACE4(( " " )); #ifdef FT_DEBUG_LEVEL_TRACE count = 0; @@ -202,12 +210,13 @@ #ifdef FT_DEBUG_LEVEL_TRACE if ( !count ) FT_TRACE4(( " (none)" )); - FT_TRACE4(( "\n\n" )); + FT_TRACE4(( "\n" )); + FT_TRACE4(( "\n" )); #endif - FT_TRACE4(( "GPOS lookups (style `%s'):\n" - " ", + FT_TRACE4(( "GPOS lookups (style `%s'):\n", af_style_names[style_class->style] )); + FT_TRACE4(( " " )); gpos_lookups = hb_set_create(); hb_ot_layout_collect_lookups( face, @@ -242,13 +251,14 @@ #ifdef FT_DEBUG_LEVEL_TRACE if ( !count ) FT_TRACE4(( " (none)" )); - FT_TRACE4(( "\n\n" )); + FT_TRACE4(( "\n" )); + FT_TRACE4(( "\n" )); #endif /* * We now check whether we can construct blue zones, using glyphs * covered by the feature only. In case there is not a single zone - * (this is, not a single character is covered), we skip this coverage. + * (that is, not a single character is covered), we skip this coverage. * */ if ( style_class->coverage != AF_COVERAGE_DEFAULT ) @@ -303,9 +313,9 @@ * hinted and usually rendered glyph. * * Consider the superscript feature of font `pala.ttf': Some of the - * glyphs are `real', this is, they have a zero vertical offset, but + * glyphs are `real', that is, they have a zero vertical offset, but * most of them are small caps glyphs shifted up to the superscript - * position (this is, the `sups' feature is present in both the GSUB and + * position (that is, the `sups' feature is present in both the GSUB and * GPOS tables). The code for blue zones computation actually uses a * feature's y offset so that the `real' glyphs get correct hints. But * later on it is impossible to decide whether a glyph index belongs to, @@ -353,8 +363,10 @@ { #ifdef FT_DEBUG_LEVEL_TRACE if ( !( count % 10 ) ) - FT_TRACE4(( "\n" - " " )); + { + FT_TRACE4(( "\n" )); + FT_TRACE4(( " " )); + } FT_TRACE4(( " %d", idx )); count++; @@ -376,9 +388,12 @@ #ifdef FT_DEBUG_LEVEL_TRACE if ( !count ) - FT_TRACE4(( "\n" - " (none)" )); - FT_TRACE4(( "\n\n" )); + { + FT_TRACE4(( "\n" )); + FT_TRACE4(( " (none)" )); + } + FT_TRACE4(( "\n" )); + FT_TRACE4(( "\n" )); #endif Exit: |