diff options
Diffstat (limited to 'modules/text_server_adv/text_server_adv.cpp')
| -rw-r--r-- | modules/text_server_adv/text_server_adv.cpp | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/modules/text_server_adv/text_server_adv.cpp b/modules/text_server_adv/text_server_adv.cpp index a74b2a6ed0..c6a21aeefe 100644 --- a/modules/text_server_adv/text_server_adv.cpp +++ b/modules/text_server_adv/text_server_adv.cpp @@ -3099,6 +3099,37 @@ int64_t TextServerAdvanced::_font_get_glyph_index(const RID &p_font_rid, int64_t #endif } +int64_t TextServerAdvanced::_font_get_char_from_glyph_index(const RID &p_font_rid, int64_t p_size, int64_t p_glyph_index) const { + FontAdvanced *fd = font_owner.get_or_null(p_font_rid); + ERR_FAIL_COND_V(!fd, 0); + + MutexLock lock(fd->mutex); + Vector2i size = _get_size(fd, p_size); + ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0); + +#ifdef MODULE_FREETYPE_ENABLED + if (fd->cache[size]->inv_glyph_map.is_empty()) { + FT_Face face = fd->cache[size]->face; + FT_UInt gindex; + FT_ULong charcode = FT_Get_First_Char(face, &gindex); + while (gindex != 0) { + if (charcode != 0) { + fd->cache[size]->inv_glyph_map[gindex] = charcode; + } + charcode = FT_Get_Next_Char(face, charcode, &gindex); + } + } + + if (fd->cache[size]->inv_glyph_map.has(p_glyph_index)) { + return fd->cache[size]->inv_glyph_map[p_glyph_index]; + } else { + return 0; + } +#else + return p_glyph_index; +#endif +} + bool TextServerAdvanced::_font_has_char(const RID &p_font_rid, int64_t p_char) const { FontAdvanced *fd = font_owner.get_or_null(p_font_rid); ERR_FAIL_COND_V_MSG((p_char >= 0xd800 && p_char <= 0xdfff) || (p_char > 0x10ffff), false, "Unicode parsing error: Invalid unicode codepoint " + String::num_int64(p_char, 16) + "."); |