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dwrite: Initialize GSUB offsets in shaping cache. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2020-05-04 11:29:31 +03:00 committed by Alexandre Julliard
parent b8f1aed6d9
commit 7208bc40dc
3 changed files with 12 additions and 0 deletions
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1
dlls/dwrite/dwrite_private.h
View File

@ -448,6 +448,7 @@ struct scriptshaping_cache
void *context;
UINT16 upem;
struct ot_gsubgpos_table gsub;
struct ot_gsubgpos_table gpos;
struct

10
dlls/dwrite/opentype.c
View File

@ -2942,6 +2942,16 @@ DWRITE_CONTAINER_TYPE opentype_analyze_container_type(void const *data, UINT32 d
void opentype_layout_scriptshaping_cache_init(struct scriptshaping_cache *cache)
{
cache->font->grab_font_table(cache->context, MS_GSUB_TAG, &cache->gsub.table.data, &cache->gsub.table.size,
&cache->gsub.table.context);
if (cache->gsub.table.data)
{
cache->gsub.script_list = table_read_be_word(&cache->gsub.table, FIELD_OFFSET(struct gpos_gsub_header, script_list));
cache->gsub.feature_list = table_read_be_word(&cache->gsub.table, FIELD_OFFSET(struct gpos_gsub_header, feature_list));
cache->gsub.lookup_list = table_read_be_word(&cache->gsub.table, FIELD_OFFSET(struct gpos_gsub_header, lookup_list));
}
cache->font->grab_font_table(cache->context, MS_GPOS_TAG, &cache->gpos.table.data, &cache->gpos.table.size,
&cache->gpos.table.context);

1
dlls/dwrite/shape.c
View File

@ -52,6 +52,7 @@ void release_scriptshaping_cache(struct scriptshaping_cache *cache)
return;
cache->font->release_font_table(cache->context, cache->gdef.table.context);
cache->font->release_font_table(cache->context, cache->gsub.table.context);
cache->font->release_font_table(cache->context, cache->gpos.table.context);
heap_free(cache);
}