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author | Khaled Hosny <khaledhosny@eglug.org> | 2013-08-22 21:25:44 +0200 |
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committer | Fridrich Strba <fridrich@documentfoundation.org> | 2013-08-24 04:32:53 +0000 |
commit | fbaedf8bd45d3cc4409c92a4b798d9d9788567ed (patch) | |
tree | 34efc322ea57ce48367e4c63a745c2ca94515520 | |
parent | 20f1318f60979b2dc8d640e0edb4d1adad5c1fea (diff) |
fdo#66715: Avoid compatibility decomposition with HarfBuzz
Change-Id: Ibbf5720baf7fb507e66515104115d58597258b1d
Reviewed-on: https://gerrit.libreoffice.org/5598
Reviewed-by: Fridrich Strba <fridrich@documentfoundation.org>
Tested-by: Fridrich Strba <fridrich@documentfoundation.org>
-rw-r--r-- | vcl/generic/glyphs/gcach_layout.cxx | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/vcl/generic/glyphs/gcach_layout.cxx b/vcl/generic/glyphs/gcach_layout.cxx index 4fd4cf40e088..9031ab76e4cd 100644 --- a/vcl/generic/glyphs/gcach_layout.cxx +++ b/vcl/generic/glyphs/gcach_layout.cxx @@ -298,6 +298,22 @@ static hb_font_funcs_t* getFontFuncs(void) return funcs; } +// Disabled Unicode compatibility decomposition, see fdo#66715 +static unsigned int unicodeDecomposeCompatibility(hb_unicode_funcs_t* /*ufuncs*/, + hb_codepoint_t /*u*/, + hb_codepoint_t* /*decomposed*/, + void* /*user_data*/) +{ + return 0; +} + +static hb_unicode_funcs_t* getUnicodeFuncs(void) +{ + static hb_unicode_funcs_t* ufuncs = hb_unicode_funcs_create(hb_icu_get_unicode_funcs()); + hb_unicode_funcs_set_decompose_compatibility_func(ufuncs, unicodeDecomposeCompatibility, NULL, NULL); + return ufuncs; +} + class HbLayoutEngine : public ServerFontLayoutEngine { private: @@ -384,6 +400,7 @@ bool HbLayoutEngine::layout(ServerFontLayout& rLayout, ImplLayoutArgs& rArgs) OString sLanguage = OUStringToOString(aLangTag.getLanguage(), RTL_TEXTENCODING_UTF8); hb_buffer_t *pHbBuffer = hb_buffer_create(); + hb_buffer_set_unicode_funcs(pHbBuffer, getUnicodeFuncs()); hb_buffer_set_direction(pHbBuffer, bRightToLeft ? HB_DIRECTION_RTL: HB_DIRECTION_LTR); hb_buffer_set_script(pHbBuffer, hb_icu_script_to_script(eScriptCode)); hb_buffer_set_language(pHbBuffer, hb_language_from_string(sLanguage.getStr(), -1)); |