void InsetFormulaMacro::latex(otexstream & os,
OutputParams const & runparams) const
{
//lyxerr << "InsetFormulaMacro::latex" << endl;
WriteStream wi(os.os(), runparams.moving_arg, true,
runparams.dryrun ? WriteStream::wsDryrun: WriteStream::wsDefault,
runparams.encoding);
wi.canBreakLine(os.canBreakLine());
tmpl()->write(wi);
os.canBreakLine(wi.canBreakLine());
os.texrow().newlines(wi.line());
}
/// Writes ending block of LaTeX needed to close use of this font
// Returns number of chars written
// This one corresponds to latexWriteStartChanges(). (Asger)
int Font::latexWriteEndChanges(otexstream & os, BufferParams const & bparams,
OutputParams const & runparams,
Font const & base,
Font const & next,
bool const & closeLanguage) const
{
int count = 0;
bool env = false;
// reduce the current font to changes against the base
// font (of the layout). We use a temporary for this to
// avoid changing this font instance, as that would break
FontInfo f = bits_;
f.reduce(base.bits_);
if (f.family() != INHERIT_FAMILY) {
os << '}';
++count;
env = true; // Size change need not bother about closing env.
}
if (f.series() != INHERIT_SERIES) {
os << '}';
++count;
env = true; // Size change need not bother about closing env.
}
if (f.shape() != INHERIT_SHAPE) {
os << '}';
++count;
env = true; // Size change need not bother about closing env.
}
if (f.color() != Color_inherit && f.color() != Color_ignore) {
os << '}';
++count;
env = true; // Size change need not bother about closing env.
}
if (f.emph() == FONT_ON) {
os << '}';
++count;
env = true; // Size change need not bother about closing env.
}
if (f.noun() == FONT_ON) {
os << '}';
++count;
env = true; // Size change need not bother about closing env.
}
if (f.size() != FONT_SIZE_INHERIT) {
// We only have to close if only size changed
if (!env) {
os << '}';
++count;
}
}
if (f.underbar() == FONT_ON) {
os << '}';
++count;
runparams.inulemcmd = false;
}
if (f.strikeout() == FONT_ON) {
os << '}';
++count;
runparams.inulemcmd = false;
}
if (f.uuline() == FONT_ON) {
os << '}';
++count;
runparams.inulemcmd = false;
}
if (f.uwave() == FONT_ON) {
os << '}';
++count;
runparams.inulemcmd = false;
}
// If the current language is Hebrew, Arabic, or Farsi
// the numbers are written Left-to-Right. ArabTeX package
// reorders the number automatically but the packages used
// for Hebrew and Farsi (Arabi) do not.
if (bits_.number() == FONT_ON && next.fontInfo().number() != FONT_ON
&& (language()->lang() == "hebrew"
|| language()->lang() == "farsi"
|| language()->lang() == "arabic_arabi")) {
os << "\\endL}";
count += 6;
}
if (open_encoding_) {
// We need to close the encoding even if it does not change
// to do correct environment nesting
Encoding const * const ascii = encodings.fromLyXName("ascii");
pair<bool, int> const c = switchEncoding(os.os(), bparams,
runparams, *ascii);
LATTEST(c.first);
count += c.second;
runparams.encoding = ascii;
open_encoding_ = false;
}
if (closeLanguage
&& language() != base.language() && language() != next.language()
&& language()->encoding()->package() != Encoding::CJK) {
os << '}';
++count;
}
return count;
}
void InsetListings::latex(otexstream & os, OutputParams const & runparams) const
{
string param_string = params().params();
// NOTE: I use {} to quote text, which is an experimental feature
// of the listings package (see page 25 of the manual)
bool const isInline = params().isInline();
// get the paragraphs. We can not output them directly to given odocstream
// because we can not yet determine the delimiter character of \lstinline
docstring code;
docstring uncodable;
ParagraphList::const_iterator par = paragraphs().begin();
ParagraphList::const_iterator end = paragraphs().end();
bool encoding_switched = false;
Encoding const * const save_enc = runparams.encoding;
if (!runparams.isFullUnicode()
&& !runparams.encoding->hasFixedWidth()) {
// We need to switch to a singlebyte encoding, since the
// listings package cannot deal with multi-byte-encoded
// glyphs (not needed with full-unicode aware backends
// such as XeTeX).
Language const * const outer_language =
(runparams.local_font != 0) ?
runparams.local_font->language()
: buffer().params().language;
// We try if there's a singlebyte encoding for the current
// language; if not, fall back to latin1.
Encoding const * const lstenc =
(outer_language->encoding()->hasFixedWidth()) ?
outer_language->encoding()
: encodings.fromLyXName("iso8859-1");
switchEncoding(os.os(), buffer().params(), runparams, *lstenc, true);
runparams.encoding = lstenc;
encoding_switched = true;
}
while (par != end) {
pos_type siz = par->size();
bool captionline = false;
for (pos_type i = 0; i < siz; ++i) {
if (i == 0 && par->isInset(i) && i + 1 == siz)
captionline = true;
// ignore all struck out text and (caption) insets
if (par->isDeleted(i) || par->isInset(i))
continue;
char_type c = par->getChar(i);
// we can only output characters covered by the current
// encoding!
try {
if (runparams.encoding->encodable(c))
code += c;
else if (runparams.dryrun) {
code += "<" + _("LyX Warning: ")
+ _("uncodable character") + " '";
code += docstring(1, c);
code += "'>";
} else
uncodable += c;
} catch (EncodingException & /* e */) {
if (runparams.dryrun) {
code += "<" + _("LyX Warning: ")
+ _("uncodable character") + " '";
code += docstring(1, c);
code += "'>";
} else
uncodable += c;
}
}
++par;
// for the inline case, if there are multiple paragraphs
// they are simply joined. Otherwise, expect latex errors.
if (par != end && !isInline && !captionline)
code += "\n";
}
if (isInline) {
char const * delimiter = lstinline_delimiters;
for (; delimiter != '\0'; ++delimiter)
if (!contains(code, *delimiter))
break;
// This code piece contains all possible special character? !!!
// Replace ! with a warning message and use ! as delimiter.
if (*delimiter == '\0') {
docstring delim_error = "<" + _("LyX Warning: ")
+ _("no more lstline delimiters available") + ">";
code = subst(code, from_ascii("!"), delim_error);
delimiter = lstinline_delimiters;
if (!runparams.dryrun) {
// FIXME: warning should be passed to the error dialog
frontend::Alert::warning(_("Running out of delimiters"),
_("For inline program listings, one character must be reserved\n"
"as a delimiter. One of the listings, however, uses all available\n"
"characters, so none is left for delimiting purposes.\n"
"For the time being, I have replaced '!' by a warning, but you\n"
"must investigate!"));
}
}
if (param_string.empty())
os << "\\lstinline" << *delimiter;
else
os << "\\lstinline[" << from_utf8(param_string) << "]" << *delimiter;
os << code
<< *delimiter;
} else {
OutputParams rp = runparams;
rp.moving_arg = true;
docstring const caption = getCaption(rp);
if (param_string.empty() && caption.empty())
os << breakln << "\\begin{lstlisting}\n";
else {
os << breakln << "\\begin{lstlisting}[";
if (!caption.empty()) {
os << "caption={" << caption << '}';
if (!param_string.empty())
os << ',';
}
os << from_utf8(param_string) << "]\n";
}
os << code << breakln << "\\end{lstlisting}\n";
}
if (encoding_switched){
// Switch back
switchEncoding(os.os(), buffer().params(), runparams, *save_enc, true);
runparams.encoding = save_enc;
}
if (!uncodable.empty()) {
// issue a warning about omitted characters
// FIXME: should be passed to the error dialog
frontend::Alert::warning(_("Uncodable characters in listings inset"),
bformat(_("The following characters in one of the program listings are\n"
"not representable in the current encoding and have been omitted:\n%1$s."),
uncodable));
}
}