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Cleanup in order to better understand bug 3043 and 3561.

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* switchEncoding(): simplify return logic (transform 'and -> do' to 'or ->return')


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@18224 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Abdelrazak Younes 2007-05-07 17:10:10 +00:00
parent 93bca90c8e
commit b5ff27fdd1
1 changed files with 40 additions and 32 deletions
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72
src/output_latex.cpp
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@ -603,46 +603,54 @@ int switchEncoding(odocstream & os, BufferParams const & bparams,
bool moving_arg, Encoding const & oldEnc,
Encoding const & newEnc)
{
if ((bparams.inputenc != "auto" || moving_arg)
&& bparams.inputenc != "default")
return 0;
// Do nothing if the encoding is unchanged.
if (oldEnc.name() == newEnc.name())
return 0;
// FIXME We ignore encoding switches from/to encodings that do
// neither support the inputenc package nor the CJK package here.
// This does of course only work in special cases (e.g. switch from
// tis620-0 to latin1, but the text in latin1 contains ASCII only,
// but it is the best we can do
if (((bparams.inputenc == "auto" && !moving_arg) ||
bparams.inputenc == "default") &&
oldEnc.name() != newEnc.name() &&
oldEnc.package() != Encoding::none &&
newEnc.package() != Encoding::none) {
LYXERR(Debug::LATEX) << "Changing LaTeX encoding from "
<< oldEnc.name() << " to "
<< newEnc.name() << endl;
os << setEncoding(newEnc.iconvName());
if (bparams.inputenc != "default") {
docstring const inputenc(from_ascii(newEnc.latexName()));
switch (newEnc.package()) {
case Encoding::none:
break;
case Encoding::inputenc: {
int count = inputenc.length();
if (oldEnc.package() == Encoding::CJK) {
os << "\\end{CJK}";
count += 9;
}
os << "\\inputencoding{" << inputenc << '}';
return count + 16;
}
case Encoding::CJK: {
int count = inputenc.length();
if (oldEnc.package() == Encoding::CJK) {
os << "\\end{CJK}";
count += 9;
}
os << "\\begin{CJK}{" << inputenc << "}{}";
return count + 15;
}
if (oldEnc.package() == Encoding::none
|| newEnc.package() == Encoding::none)
return 0;
LYXERR(Debug::LATEX) << "Changing LaTeX encoding from "
<< oldEnc.name() << " to "
<< newEnc.name() << endl;
os << setEncoding(newEnc.iconvName());
if (bparams.inputenc == "default")
return 0;
docstring const inputenc(from_ascii(newEnc.latexName()));
switch (newEnc.package()) {
case Encoding::none:
return 0;
case Encoding::inputenc: {
int count = inputenc.length();
if (oldEnc.package() == Encoding::CJK) {
os << "\\end{CJK}";
count += 9;
}
os << "\\inputencoding{" << inputenc << '}';
return count + 16;
}
case Encoding::CJK: {
int count = inputenc.length();
if (oldEnc.package() == Encoding::CJK) {
os << "\\end{CJK}";
count += 9;
}
os << "\\begin{CJK}{" << inputenc << "}{}";
return count + 15;
}
}
// Dead code to avoid a warning:
return 0;
}