Account for custom encoding in DocIteratior::getEncoding

Addresses #10995

(cherry picked from commit 7b169de401)
This commit is contained in:
Juergen Spitzmueller 2018-01-26 08:37:06 +01:00
parent fdc98c3fa8
commit 463c994de2

View File

@ -696,26 +696,44 @@ Encoding const * DocIterator::getEncoding() const
{
if (empty())
return 0;
BufferParams const & bp = buffer()->params();
if (bp.useNonTeXFonts)
return encodings.fromLyXName("utf8-plain");
CursorSlice const & sl = innerTextSlice();
Text const & text = *sl.text();
Font font = text.getPar(sl.pit()).getFont(bp, sl.pos(),
text.outerFont(sl.pit()));
Encoding const * enc = font.language()->encoding();
if (enc->name() == "inherit") {
Language const * lang =
text.getPar(sl.pit()).getFont(bp, sl.pos(),
text.outerFont(sl.pit())).language();
// If we have a custom encoding for the buffer, we only switch
// encoding for CJK (see output_latex::switchEncoding())
bool const customenc =
bp.inputenc != "auto" && bp.inputenc != "default";
Encoding const * enc =
(customenc && lang->encoding()->package() != Encoding::CJK)
? &bp.encoding() : lang->encoding();
// Inherited encoding (latex_language) is determined by the context
// Look for the first outer encoding that is not itself "inherit"
if (lang->encoding()->name() == "inherit") {
size_t const n = depth();
for (size_t i = 0; i < n; ++i) {
Text const & otext = *slices_[i].text();
Font ofont = otext.getPar(slices_[i].pit()).getFont(bp, slices_[i].pos(),
otext.outerFont(slices_[i].pit()));
if (ofont.language()->encoding()->name() != "inherit")
return ofont.language()->encoding();
Language const * olang =
otext.getPar(slices_[i].pit()).getFont(bp, slices_[i].pos(),
otext.outerFont(slices_[i].pit())).language();
// Again, if we have a custom encoding, this is used
// instead of the language's.
Encoding const * oenc =
(customenc && olang->encoding()->package() != Encoding::CJK)
? &bp.encoding() : olang->encoding();
if (olang->encoding()->name() != "inherit")
return oenc;
}
}
return font.language()->encoding();
return enc;
}