lyx_mirror/src/insets/InsetQuotes.cpp
Juergen Spitzmueller 17e241c694 Fix output of quote ligatures with TeX font LuaTeX
Fixes: #10988
(cherry picked from commit 5fce313ffc)
2018-01-22 09:24:59 +01:00

1070 lines
26 KiB
C++

/**
* \file InsetQuotes.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Jean-Marc Lasgouttes
* \author Jürgen Spitzmüller
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "InsetQuotes.h"
#include "Buffer.h"
#include "BufferParams.h"
#include "BufferView.h"
#include "Cursor.h"
#include "Dimension.h"
#include "Encoding.h"
#include "Font.h"
#include "FuncStatus.h"
#include "FuncRequest.h"
#include "Language.h"
#include "LaTeXFeatures.h"
#include "Lexer.h"
#include "LyXRC.h"
#include "MetricsInfo.h"
#include "OutputParams.h"
#include "output_xhtml.h"
#include "Paragraph.h"
#include "ParIterator.h"
#include "texstream.h"
#include "frontends/FontMetrics.h"
#include "frontends/Painter.h"
#include "support/debug.h"
#include "support/docstring.h"
#include "support/docstream.h"
#include "support/gettext.h"
#include "support/lstrings.h"
#include "support/textutils.h"
#include <string.h>
using namespace std;
using namespace lyx::support;
namespace lyx {
namespace {
/* codes used to read/write quotes to LyX files
* available styles:
* e ``english'' (`inner quotation')
* s ''swedish'' ('inner quotation')
* g ,,german`` (,inner quotation`)
* p ,,polish'' (,inner quotation')
* c <<swiss>> (<inner quotation>)
* a >>danish<< (>inner quotation<)
* q "plain" ('inner quotation')
* b `british' (``inner quotation'')
* w >>swedishg>> ('inner quotation') ["g" = Guillemets]
* f <<french>> (``inner quotation'')
* i <<frenchin>> (<<inner quotation>>) ["in" = Imprimerie Nationale]
* r <<russian>> (,,inner quotation``)
* j [U+300C]cjk[U+300D] ([U+300E]inner quotation[U+300F]) [CORNER BRACKETS]
* k [U+300A]cjkangle[U+300B] ([U+3008]inner quotation[U+3009]) [ANGLE BRACKETS]
* x dynamic style (inherits document settings)
*/
char const * const style_char = "esgpcaqbwfirjkx";
char const * const side_char = "lr" ;
char const * const level_char = "sd";
} // namespace
/////////////////////////////////////////////////////////////////////
//
// InsetQuotesParams
//
///////////////////////////////////////////////////////////////////////
InsetQuotesParams quoteparams;
int InsetQuotesParams::stylescount() const
{
return strlen(style_char);
}
char InsetQuotesParams::getStyleChar(QuoteStyle const & style) const
{
return style_char[style];
}
InsetQuotesParams::QuoteStyle InsetQuotesParams::getQuoteStyle(string const & s,
bool const allow_wildcards, QuoteStyle fb)
{
QuoteStyle res = fb;
string str = s;
if (str.length() != 3) {
LYXERR0("ERROR (InsetQuotes::InsetQuotes):"
" bad string length.");
str = "eld";
}
int i;
// '.' wildcard means: keep current style
if (!allow_wildcards || str[0] != '.') {
for (i = 0; i < stylescount(); ++i) {
if (str[0] == style_char[i]) {
res = QuoteStyle(i);
break;
}
}
if (i >= stylescount()) {
LYXERR0("ERROR (InsetQuotes::InsetQuotes):"
" bad style specification.");
res = EnglishQuotes;
}
}
return res;
}
InsetQuotesParams::QuoteSide InsetQuotesParams::getQuoteSide(string const & s,
bool const allow_wildcards, QuoteSide fb)
{
QuoteSide res = fb;
string str = s;
if (str.length() != 3) {
LYXERR0("ERROR (InsetQuotes::InsetQuotes):"
" bad string length.");
str = "eld";
}
int i;
// '.' wildcard means: keep current side
if (!allow_wildcards || str[1] != '.') {
for (i = 0; i < 2; ++i) {
if (str[1] == side_char[i]) {
res = InsetQuotesParams::QuoteSide(i);
break;
}
}
if (i >= 2) {
LYXERR0("ERROR (InsetQuotes::InsetQuotes):"
" bad side specification.");
res = OpeningQuote;
}
}
return res;
}
InsetQuotesParams::QuoteLevel InsetQuotesParams::getQuoteLevel(string const & s,
bool const allow_wildcards, QuoteLevel fb)
{
QuoteLevel res = fb;
string str = s;
if (str.length() != 3) {
LYXERR0("ERROR (InsetQuotes::InsetQuotes):"
" bad string length.");
str = "eld";
}
int i;
// '.' wildcard means: keep current level
if (!allow_wildcards || str[2] != '.') {
for (i = 0; i < 2; ++i) {
if (str[2] == level_char[i]) {
res = InsetQuotesParams::QuoteLevel(i);
break;
}
}
if (i >= 2) {
LYXERR0("ERROR (InsetQuotes::InsetQuotes):"
" bad level specification.");
res = InsetQuotesParams::PrimaryQuotes;
}
}
return res;
}
char_type InsetQuotesParams::getQuoteChar(QuoteStyle const & style, QuoteLevel const & level,
QuoteSide const & side) const
{
// main opening quotation mark
char_type left_primary;
// main closing quotation mark
char_type right_primary;
// secondary (inner, 'single') opening quotation mark
char_type left_secondary;
// secondary (inner, 'single') closing quotation mark
char_type right_secondary;
switch (style) {
case EnglishQuotes: {
left_primary = 0x201c; // ``
right_primary = 0x201d; // ''
left_secondary = 0x2018; // `
right_secondary = 0x2019; // '
break;
}
case SwedishQuotes: {
left_primary = 0x201d; // ''
right_primary = 0x201d; // ''
left_secondary = 0x2019; // '
right_secondary = 0x2019; // '
break;
}
case GermanQuotes: {
left_primary = 0x201e; // ,,
right_primary = 0x201c; // ``
left_secondary = 0x201a; // ,
right_secondary = 0x2018; // `
break;
}
case PolishQuotes: {
left_primary = 0x201e; // ,,
right_primary = 0x201d; // ''
left_secondary = 0x201a; // ,
right_secondary = 0x2019; // '
break;
}
case SwissQuotes: {
left_primary = 0x00ab; // <<
right_primary = 0x00bb; // >>
left_secondary = 0x2039; // <
right_secondary = 0x203a; // >
break;
}
case DanishQuotes: {
left_primary = 0x00bb; // >>
right_primary = 0x00ab; // <<
left_secondary = 0x203a; // >
right_secondary = 0x2039; // <
break;
}
case PlainQuotes: {
left_primary = 0x0022; // "
right_primary = 0x0022; // "
left_secondary = 0x0027; // '
right_secondary = 0x0027; // '
break;
}
case BritishQuotes: {
left_primary = 0x2018; // `
right_primary = 0x2019; // '
left_secondary = 0x201c; // ``
right_secondary = 0x201d; // ''
break;
}
case SwedishGQuotes: {
left_primary = 0x00bb; // >>
right_primary = 0x00bb; // >>
left_secondary = 0x2019; // '
right_secondary = 0x2019; // '
break;
}
case FrenchQuotes: {
left_primary = 0x00ab; // <<
right_primary = 0x00bb; // >>
left_secondary = 0x201c; // ``
right_secondary = 0x201d; // ''
break;
}
case FrenchINQuotes:{
left_primary = 0x00ab; // <<
right_primary = 0x00bb; // >>
left_secondary = 0x00ab; // <<
right_secondary = 0x00bb; // >>
break;
}
case RussianQuotes:{
left_primary = 0x00ab; // <<
right_primary = 0x00bb; // >>
left_secondary = 0x201e; // ,,
right_secondary = 0x201c; // ``
break;
}
case CJKQuotes:{
left_primary = 0x300c; // LEFT CORNER BRACKET
right_primary = 0x300d; // RIGHT CORNER BRACKET
left_secondary = 0x300e; // LEFT WHITE CORNER BRACKET
right_secondary = 0x300f; // RIGHT WHITE CORNER BRACKET
break;
}
case CJKAngleQuotes:{
left_primary = 0x300a; // LEFT DOUBLE ANGLE BRACKET
right_primary = 0x300b; // RIGHT DOUBLE ANGLE BRACKET
left_secondary = 0x3008; // LEFT ANGLE BRACKET
right_secondary = 0x3009; // RIGHT ANGLE BRACKET
break;
}
case DynamicQuotes:
default:
// should not happen
left_primary = 0x003f; // ?
right_primary = 0x003f; // ?
left_secondary = 0x003f; // ?
right_secondary = 0x003f; // ?
break;
}
switch (level) {
case SecondaryQuotes:
return (side == OpeningQuote) ? left_secondary : right_secondary;
case PrimaryQuotes:
return (side == OpeningQuote) ? left_primary : right_primary;
default:
break;
}
// should not happen
return 0x003f;
}
docstring InsetQuotesParams::getLaTeXQuote(char_type c, string const & op) const
{
string res;
switch (c){
case 0x201a: {// ,
if (op == "babel")
res = "\\glq";
else
res = "\\quotesinglbase";
break;
}
case 0x2019: {// '
if (op == "int")
res = "\\textquoteleft";
else
res = "'";
break;
}
case 0x2018: {// `
if (op == "int")
res = "\\textquoteright";
else
res = "`";
break;
}
case 0x2039: {// <
if (op == "babel")
res = "\\flq";
else
res = "\\guilsinglleft";
break;
}
case 0x203a: {// >
if (op == "babel")
res = "\\frq";
else
res = "\\guilsinglright";
break;
}
case 0x0027: {// ' (plain)
res = "\\textquotesingle";
break;
}
case 0x201e: {// ,,
if (op == "t1")
res = ",,";
else if (op == "babel")
res = "\\glqq";
else
res = "\\quotedblbase";
break;
}
case 0x201d: {// ''
if (op == "int")
res = "\\textquotedblleft";
else
res = "''";
break;
}
case 0x201c: {// ``
if (op == "int")
res = "\\textquotedblright";
else
res = "``";
break;
}
case 0x00ab: {// <<
if (op == "t1")
res = "<<";
else if (op == "babel")
res = "\\flqq";
else
res = "\\guillemotleft";
break;
}
case 0x00bb: {// >>
if (op == "t1")
res = ">>";
else if (op == "babel")
res = "\\frqq";
else
res = "\\guillemotright";
break;
}
case 0x0022: {// "
res = "\\textquotedbl";
break;
}
// The following are fakes
// This is just to get something symbolic
// in encodings where this chars would not be used ayway
case 0x300c: // LEFT CORNER BRACKET
res = "\\ensuremath{\\lceil}";
break;
case 0x300d: // RIGHT CORNER BRACKET
res = "\\ensuremath{\\rfloor}";
break;
case 0x300e: // LEFT WHITE CORNER BRACKET
res = "\\ensuremath{\\llceil}";
break;
case 0x300f: // RIGHT WHITE CORNER BRACKET
res = "\\ensuremath{\\rrfloor}";
break;
case 0x300a: // LEFT DOUBLE ANGLE BRACKET
res = "\\ensuremath{\\langle\\kern-2.5pt\\langle}";
break;
case 0x300b: // RIGHT DOUBLE ANGLE BRACKET
res = "\\ensuremath{\\rangle\\kern-2.5pt\\rangle}";
break;
case 0x3008: // LEFT ANGLE BRACKET
res = "\\ensuremath{\\langle}";
break;
case 0x3009: // RIGHT ANGLE BRACKET
res = "\\ensuremath{\\rangle}";
break;
default:
break;
}
return from_ascii(res);
}
docstring InsetQuotesParams::getHTMLQuote(char_type c) const
{
string res;
switch (c){
case 0x201a: // ,
res = "&sbquo;";
break;
case 0x2019: // '
res = "&rsquo;";
break;
case 0x2018: // `
res = "&lsquo;";
break;
case 0x2039: // <
res = "&lsaquo;";
break;
case 0x203a: // >
res = "&rsaquo;";
break;
case 0x0027: // ' (plain)
res = "&#x27;";
break;
case 0x201e: // ,,
res = "&bdquo;";
break;
case 0x201d: // ''
res = "&rdquo;";
break;
case 0x201c: // ``
res = "&ldquo;";
break;
case 0x00ab: // <<
res = "&laquo;";
break;
case 0x00bb: // >>
res = "&raquo;";
break;
case 0x0022: // "
res = "&quot;";
break;
case 0x300c: // LEFT CORNER BRACKET
res = "&#x300c;";
break;
case 0x300d: // RIGHT CORNER BRACKET
res = "&#x300d;";
break;
case 0x300e: // LEFT WHITE CORNER BRACKET
res = "&#x300e;";
break;
case 0x300f: // RIGHT WHITE CORNER BRACKET
res = "&#x300f;";
break;
case 0x300a: // LEFT DOUBLE ANGLE BRACKET
res = "&#x300a;";
break;
case 0x300b: // RIGHT DOUBLE ANGLE BRACKET
res = "&#x300b;";
break;
case 0x3008: // LEFT ANGLE BRACKET
res = "&#x3008;";
break;
case 0x3009: // RIGHT ANGLE BRACKET
res = "&#x3009;";
break;
default:
break;
}
return from_ascii(res);
}
map<string, docstring> InsetQuotesParams::getTypes() const
{
map<string, docstring> res;
int sty, sid, lev;
QuoteStyle style;
QuoteSide side;
QuoteLevel level;
string type;
// get all quote types
for (sty = 0; sty < stylescount(); ++sty) {
style = QuoteStyle(sty);
if (style == DynamicQuotes)
continue;
for (sid = 0; sid < 2; ++sid) {
side = QuoteSide(sid);
for (lev = 0; lev < 2; ++lev) {
type += style_char[style];
type += side_char[sid];
level = QuoteLevel(lev);
type += level_char[lev];
res[type] = docstring(1, getQuoteChar(style, level, side));
type.clear();
}
}
}
return res;
}
docstring const InsetQuotesParams::getGuiLabel(QuoteStyle const & qs, bool langdef)
{
docstring const styledesc =
bformat(_("%1$souter%2$s and %3$sinner%4$s[[quotation marks]]"),
docstring(1, getQuoteChar(qs, PrimaryQuotes, OpeningQuote)),
docstring(1, getQuoteChar(qs, PrimaryQuotes, ClosingQuote)),
docstring(1, getQuoteChar(qs, SecondaryQuotes, OpeningQuote)),
docstring(1, getQuoteChar(qs, SecondaryQuotes, ClosingQuote))
);
if (!langdef)
return styledesc;
return bformat(_("%1$s[[quot. mark description]] (language default)"),
styledesc);
}
docstring const InsetQuotesParams::getShortGuiLabel(docstring const string)
{
std::string const s = to_ascii(string);
QuoteStyle const style = getQuoteStyle(s);
QuoteSide const side = getQuoteSide(s);
QuoteLevel const level = getQuoteLevel(s);
return (side == OpeningQuote) ?
bformat(_("%1$stext"),
docstring(1, getQuoteChar(style, level, side))) :
bformat(_("text%1$s"),
docstring(1, getQuoteChar(style, level, side)));
}
/////////////////////////////////////////////////////////////////////
//
// InsetQuotes
//
///////////////////////////////////////////////////////////////////////
InsetQuotes::InsetQuotes(Buffer * buf, string const & str)
: Inset(buf),
style_(InsetQuotesParams::EnglishQuotes), side_(InsetQuotesParams::OpeningQuote),
pass_thru_(false), internal_fontenc_(false)
{
if (buf) {
global_style_ = buf->masterBuffer()->params().quotes_style;
fontspec_ = buf->masterBuffer()->params().useNonTeXFonts;
}
else {
global_style_ = InsetQuotesParams::EnglishQuotes;
fontspec_ = false;
}
parseString(str);
}
InsetQuotes::InsetQuotes(Buffer * buf, char_type c, InsetQuotesParams::QuoteLevel level,
string const & side, string const & style)
: Inset(buf), level_(level), pass_thru_(false), fontspec_(false), internal_fontenc_(false)
{
bool dynamic = false;
if (buf) {
global_style_ = buf->masterBuffer()->params().quotes_style;
fontenc_ = buf->masterBuffer()->params().main_font_encoding();
dynamic = buf->masterBuffer()->params().dynamic_quotes;
fontspec_ = buf->masterBuffer()->params().useNonTeXFonts;
} else {
global_style_ = InsetQuotesParams::EnglishQuotes;
fontenc_ = lyxrc.fontenc;
fontspec_ = false;
}
if (style.empty())
style_ = dynamic ? InsetQuotesParams::DynamicQuotes : global_style_;
else
style_ = getStyle(style);
if (side == "left" || side == "opening")
side_ = InsetQuotesParams::OpeningQuote;
else if (side == "right" || side == "closing")
side_ = InsetQuotesParams::ClosingQuote;
else
setSide(c);
}
docstring InsetQuotes::layoutName() const
{
return from_ascii("Quotes");
}
void InsetQuotes::setSide(char_type c)
{
// Decide whether opening or closing quote
if (lyx::isSpace(c) || isOpenPunctuation(c))
side_ = InsetQuotesParams::OpeningQuote;// opening quote
else
side_ = InsetQuotesParams::ClosingQuote;// closing quote
}
void InsetQuotes::parseString(string const & s, bool const allow_wildcards)
{
style_ = quoteparams.getQuoteStyle(s, allow_wildcards, style_);
side_ = quoteparams.getQuoteSide(s, allow_wildcards, side_);
level_ = quoteparams.getQuoteLevel(s, allow_wildcards, level_);
}
InsetQuotesParams::QuoteStyle InsetQuotes::getStyle(string const & s)
{
InsetQuotesParams::QuoteStyle qs = InsetQuotesParams::EnglishQuotes;
if (s == "english")
qs = InsetQuotesParams::EnglishQuotes;
else if (s == "swedish")
qs = InsetQuotesParams::SwedishQuotes;
else if (s == "german")
qs = InsetQuotesParams::GermanQuotes;
else if (s == "polish")
qs = InsetQuotesParams::PolishQuotes;
else if (s == "swiss")
qs = InsetQuotesParams::SwissQuotes;
else if (s == "danish")
qs = InsetQuotesParams::DanishQuotes;
else if (s == "plain")
qs = InsetQuotesParams::PlainQuotes;
else if (s == "british")
qs = InsetQuotesParams::BritishQuotes;
else if (s == "swedishg")
qs = InsetQuotesParams::SwedishGQuotes;
else if (s == "french")
qs = InsetQuotesParams::FrenchQuotes;
else if (s == "frenchin")
qs = InsetQuotesParams::FrenchINQuotes;
else if (s == "russian")
qs = InsetQuotesParams::RussianQuotes;
else if (s == "cjk")
qs = InsetQuotesParams::CJKQuotes;
else if (s == "cjkangle")
qs = InsetQuotesParams::CJKAngleQuotes;
else if (s == "dynamic")
qs = InsetQuotesParams::DynamicQuotes;
return qs;
}
docstring InsetQuotes::displayString() const
{
// In PassThru, we use straight quotes
if (pass_thru_)
return (level_ == InsetQuotesParams::PrimaryQuotes) ?
from_ascii("\"") : from_ascii("'");
InsetQuotesParams::QuoteStyle style =
(style_ == InsetQuotesParams::DynamicQuotes) ? global_style_ : style_;
docstring retdisp = docstring(1, quoteparams.getQuoteChar(style, level_, side_));
// in French, thin spaces are added inside double guillemets
if (prefixIs(context_lang_, "fr")
&& level_ == InsetQuotesParams::PrimaryQuotes
&& (style == InsetQuotesParams::SwissQuotes
|| style == InsetQuotesParams::FrenchQuotes
|| style == InsetQuotesParams::FrenchINQuotes)) {
// THIN SPACE (U+2009)
char_type const thin_space = 0x2009;
if (side_ == InsetQuotesParams::OpeningQuote)
retdisp += thin_space;
else
retdisp = thin_space + retdisp;
}
return retdisp;
}
void InsetQuotes::metrics(MetricsInfo & mi, Dimension & dim) const
{
FontInfo & font = mi.base.font;
frontend::FontMetrics const & fm = theFontMetrics(font);
dim.asc = fm.maxAscent();
dim.des = fm.maxDescent();
dim.wid = fm.width(displayString());
}
void InsetQuotes::draw(PainterInfo & pi, int x, int y) const
{
FontInfo font = pi.base.font;
if (style_ == InsetQuotesParams::DynamicQuotes)
font.setPaintColor(Color_special);
else
font.setPaintColor(pi.textColor(font.realColor()));
pi.pain.text(x, y, displayString(), font);
}
string InsetQuotes::getType() const
{
string text;
text += style_char[style_];
text += side_char[side_];
text += level_char[level_];
return text;
}
void InsetQuotes::write(ostream & os) const
{
os << "Quotes " << getType();
}
void InsetQuotes::read(Lexer & lex)
{
lex.setContext("InsetQuotes::read");
lex.next();
parseString(lex.getString());
lex >> "\\end_inset";
}
void InsetQuotes::doDispatch(Cursor & cur, FuncRequest & cmd)
{
switch (cmd.action()) {
case LFUN_INSET_MODIFY: {
string const first_arg = cmd.getArg(0);
bool const change_type = first_arg == "changetype";
if (!change_type) {
// not for us
// this will not be handled higher up
cur.undispatched();
return;
}
cur.recordUndoInset(this);
parseString(cmd.getArg(1), true);
cur.buffer()->updateBuffer();
break;
}
default:
Inset::doDispatch(cur, cmd);
break;
}
}
bool InsetQuotes::getStatus(Cursor & cur, FuncRequest const & cmd,
FuncStatus & flag) const
{
switch (cmd.action()) {
case LFUN_INSET_MODIFY: {
string const first_arg = cmd.getArg(0);
if (first_arg == "changetype") {
string const type = cmd.getArg(1);
flag.setOnOff(type == getType());
flag.setEnabled(!pass_thru_);
return true;
}
return Inset::getStatus(cur, cmd, flag);
}
default:
return Inset::getStatus(cur, cmd, flag);
}
}
void InsetQuotes::latex(otexstream & os, OutputParams const & runparams) const
{
InsetQuotesParams::QuoteStyle style =
(style_ == InsetQuotesParams::DynamicQuotes) ? global_style_ : style_;
char_type quotechar = quoteparams.getQuoteChar(style, level_, side_);
docstring qstr;
// In pass-thru context, we output plain quotes
if (runparams.pass_thru)
qstr = (level_ == InsetQuotesParams::PrimaryQuotes) ? from_ascii("\"") : from_ascii("'");
else if (style == InsetQuotesParams::PlainQuotes && fontspec_) {
// For XeTeX and LuaTeX,we need to disable mapping to get straight
// quotes. We define our own commands that do this
qstr = (level_ == InsetQuotesParams::PrimaryQuotes) ?
from_ascii("\\textquotedblplain") : from_ascii("\\textquotesingleplain");
}
else if (runparams.use_polyglossia) {
// For polyglossia, we directly output the respective unicode chars
// (spacing and kerning is then handled respectively)
qstr = docstring(1, quotechar);
}
else if (style == InsetQuotesParams::CJKQuotes || style == InsetQuotesParams::CJKAngleQuotes) {
if (runparams.encoding && runparams.encoding->encodable(quotechar))
qstr = docstring(1, quotechar);
else
qstr = quoteparams.getLaTeXQuote(quotechar, "int");
}
else if ((style == InsetQuotesParams::SwissQuotes
|| style == InsetQuotesParams::FrenchQuotes
|| style == InsetQuotesParams::FrenchINQuotes)
&& level_ == InsetQuotesParams::PrimaryQuotes
&& prefixIs(runparams.local_font->language()->code(), "fr")) {
// Specific guillemets of French babel
// including correct French spacing
if (side_ == InsetQuotesParams::OpeningQuote)
qstr = from_ascii("\\og");
else
qstr = from_ascii("\\fg");
} else if (fontenc_ == "T1"
&& !runparams.local_font->language()->internalFontEncoding()) {
// Quotation marks for T1 font encoding
// (using ligatures)
qstr = quoteparams.getLaTeXQuote(quotechar, "t1");
} else if (runparams.local_font->language()->internalFontEncoding()) {
// Quotation marks for internal font encodings
// (ligatures not featured)
qstr = quoteparams.getLaTeXQuote(quotechar, "int");
#ifdef DO_USE_DEFAULT_LANGUAGE
} else if ((doclang == "default"
#else
} else if ((!runparams.use_babel
#endif
|| fontenc_ == "T2A")
|| runparams.isFullUnicode()) {
// Standard quotation mark macros
// These are also used by babel
// without fontenc (XeTeX/LuaTeX)
// We use those for T2A (russian), since
// babel falls back for ugly OT1 versions for
// the guillemots.
qstr = quoteparams.getLaTeXQuote(quotechar, "ot1");
} else {
// Babel shorthand quotation marks (for T1/OT1)
qstr = quoteparams.getLaTeXQuote(quotechar, "babel");
}
if (!runparams.pass_thru) {
// Guard against unwanted ligatures with preceding text
char_type const lastchar = os.lastChar();
// LuaTeX does not respect {} as ligature breaker by design,
// see https://tex.stackexchange.com/q/349725/19291
docstring const nolig =
(runparams.flavor == OutputParams::LUATEX
|| runparams.flavor == OutputParams::DVILUATEX) ?
from_ascii("\\/") : from_ascii("{}");
// !` ?` => !{}` ?{}`
if (prefixIs(qstr, from_ascii("`"))
&& (lastchar == '!' || lastchar == '?'))
os << nolig;
// ``` ''' ,,, <<< >>>
// => `{}`` '{}'' ,{},, <{}<< >{}>>
if (contains(from_ascii(",'`<>"), lastchar)
&& prefixIs(qstr, lastchar))
os << nolig;
}
os << qstr;
if (prefixIs(qstr, from_ascii("\\")) && !suffixIs(qstr, '}'))
// properly terminate the command depending on the context
os << termcmd;
}
int InsetQuotes::plaintext(odocstringstream & os,
OutputParams const &, size_t) const
{
docstring const str = displayString();
os << str;
return str.size();
}
docstring InsetQuotes::getQuoteEntity() const {
InsetQuotesParams::QuoteStyle style =
(style_ == InsetQuotesParams::DynamicQuotes) ? global_style_ : style_;
docstring res = quoteparams.getHTMLQuote(quoteparams.getQuoteChar(style, level_, side_));
// in French, thin spaces are added inside double guillemets
if (prefixIs(context_lang_, "fr")
&& level_ == InsetQuotesParams::PrimaryQuotes
&& (style == InsetQuotesParams::FrenchQuotes
|| style == InsetQuotesParams::FrenchINQuotes
|| style == InsetQuotesParams::SwissQuotes)) {
// THIN SPACE (U+2009)
docstring const thin_space = from_ascii("&#x2009;");
if (side_ == InsetQuotesParams::OpeningQuote)
res += thin_space;
else
res = thin_space + res;
}
return res;
}
int InsetQuotes::docbook(odocstream & os, OutputParams const &) const
{
os << getQuoteEntity();
return 0;
}
docstring InsetQuotes::xhtml(XHTMLStream & xs, OutputParams const &) const
{
xs << XHTMLStream::ESCAPE_NONE << getQuoteEntity();
return docstring();
}
void InsetQuotes::toString(odocstream & os) const
{
os << displayString();
}
void InsetQuotes::forOutliner(docstring & os, size_t const, bool const) const
{
os += displayString();
}
void InsetQuotes::updateBuffer(ParIterator const & it, UpdateType /* utype*/)
{
BufferParams const & bp = buffer().masterBuffer()->params();
pass_thru_ = it.paragraph().isPassThru();
context_lang_ = it.paragraph().getFontSettings(bp, it.pos()).language()->code();
internal_fontenc_ = it.paragraph().getFontSettings(bp, it.pos()).language()->internalFontEncoding();
fontenc_ = bp.main_font_encoding();
global_style_ = bp.quotes_style;
fontspec_ = bp.useNonTeXFonts;
}
void InsetQuotes::validate(LaTeXFeatures & features) const
{
InsetQuotesParams::QuoteStyle style =
(style_ == InsetQuotesParams::DynamicQuotes) ? global_style_ : style_;
char_type type = quoteparams.getQuoteChar(style, level_, side_);
// Handle characters that are not natively supported by
// specific font encodings (we roll our own definitions)
#ifdef DO_USE_DEFAULT_LANGUAGE
if (features.bufferParams().language->lang() == "default"
#else
if (!features.useBabel()
#endif
&& !features.runparams().isFullUnicode() && fontenc_ != "T1") {
switch (type) {
case 0x201a:
features.require("quotesinglbase");
break;
case 0x2039:
features.require("guilsinglleft");
break;
case 0x203a:
features.require("guilsinglright");
break;
case 0x201e:
features.require("quotedblbase");
break;
case 0x00ab:
features.require("guillemotleft");
break;
case 0x00bb:
features.require("guillemotright");
break;
default:
break;
}
}
// Handle straight quotation marks. These need special care
// in most output formats
switch (type) {
case 0x0027: {
if (features.runparams().isFullUnicode() && fontspec_)
features.require("textquotesinglep");
else
features.require("textcomp");
break;
}
case 0x0022: {
if (features.runparams().isFullUnicode() && fontspec_)
features.require("textquotedblp");
else if (fontenc_ != "T1" || internal_fontenc_)
features.require("textquotedbl");
break;
}
// we fake these from math
case 0x300e: // LEFT WHITE CORNER BRACKET
case 0x300f: // RIGHT WHITE CORNER BRACKET
if (!features.runparams().encoding
|| !features.runparams().encoding->encodable(type))
features.require("stmaryrd");
break;
default:
break;
}
}
string InsetQuotes::contextMenuName() const
{
return "context-quote";
}
} // namespace lyx