lyx_mirror/src/insets/insetquotes.C

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/* This file is part of
* ======================================================
*
* LyX, The Document Processor
*
* Copyright 1995 Matthias Ettrich
* Copyright 1995-2000 The LyX Team.
*
* ====================================================== */
#include <config.h>
#ifdef __GNUG__
#pragma implementation
#endif
#include "insetquotes.h"
#include "support/lyxlib.h"
#include "debug.h"
#include "lyxfont.h"
#include "lyxrc.h"
#include "buffer.h"
#include "LaTeXFeatures.h"
#include "support/lstrings.h"
#include "Painter.h"
#include "font.h"
using std::ostream;
using std::endl;
// Quotes. Used for the various quotes. German, English, French,
// Danish, Polish, all either double or single.
extern BufferView * current_view;
// codes used to read/write quotes to LyX files
static char const * const language_char = "esgpfa";
static char const * const side_char = "lr" ;
static char const * const times_char = "sd";
// List of known quote chars
static char const * const quote_char = ",'`<>";
// Index of chars used for the quote. Index is [side, language]
int quote_index[2][6] = {
{ 2, 1, 0, 0, 3, 4 }, // "'',,<>"
{ 1, 1, 2, 1, 4, 3 } }; // "`'`'><"
// Corresponding LaTeX code, for double and single quotes.
static char const * const latex_quote_t1[2][5] =
{ { "\\quotesinglbase{}", "'", "`",
"\\guilsinglleft{}", "\\guilsinglright{}" },
{ ",,", "''", "``", "<<", ">>" } };
static char const * const latex_quote_ot1[2][5] =
{ { "\\quotesinglbase{}", "'", "`",
"\\guilsinglleft{}", "\\guilsinglright{}" },
{ "\\quotedblbase{}", "''", "``",
"\\guillemotleft{}", "\\guillemotright{}" } };
static char const * const latex_quote_babel[2][5] =
{ { "\\glq{}", "'", "`", "\\flq{}", "\\frq{}" },
{ "\\glqq{}", "''", "``", "\\flqq{}", "\\frqq{}" } };
InsetQuotes::InsetQuotes(string const & str)
{
ParseString(str);
}
InsetQuotes::InsetQuotes(InsetQuotes::quote_language l,
InsetQuotes::quote_side s,
InsetQuotes::quote_times t)
: language(l), side(s), times(t)
{
}
InsetQuotes::InsetQuotes(char c, BufferParams const & params)
: language(params.quotes_language), times(params.quotes_times)
{
// Decide whether left or right
switch(c) {
case ' ': case '(': case '{': case '[': case '-': case ':':
case LyXParagraph::META_HFILL:
case LyXParagraph::META_NEWLINE:
side = InsetQuotes::LeftQ; // left quote
break;
default:
side = InsetQuotes::RightQ; // right quote
}
}
void InsetQuotes::ParseString(string const & s)
{
string str(s);
if (str.length() != 3) {
lyxerr << "ERROR (InsetQuotes::InsetQuotes):"
" bad string length." << endl;
str = "eld";
}
int i;
for (i = 0; i < 6; ++i) {
if (str[0] == language_char[i]) {
language = InsetQuotes::quote_language(i);
break;
}
}
if (i >= 6) {
lyxerr << "ERROR (InsetQuotes::InsetQuotes):"
" bad language specification." << endl;
language = InsetQuotes::EnglishQ;
}
for (i = 0; i < 2; ++i) {
if (str[1] == side_char[i]) {
side = InsetQuotes::quote_side(i);
break;
}
}
if (i >= 2) {
lyxerr << "ERROR (InsetQuotes::InsetQuotes):"
" bad side specification." << endl;
side = InsetQuotes::LeftQ;
}
for (i = 0; i < 2; ++i) {
if (str[2] == times_char[i]) {
times = InsetQuotes::quote_times(i);
break;
}
}
if (i >= 2) {
lyxerr << "ERROR (InsetQuotes::InsetQuotes):"
" bad times specification." << endl;
times = InsetQuotes::DoubleQ;
}
}
string InsetQuotes::DispString() const
{
string disp;
disp += quote_char[quote_index[side][language]];
if (times == InsetQuotes::DoubleQ)
disp += disp;
if (lyxrc.font_norm == "iso8859-1")
if (disp == "<<")
disp = '<EFBFBD>';
else if (disp == ">>")
disp = '<EFBFBD>';
return disp;
}
int InsetQuotes::ascent(Painter &, LyXFont const & font) const
{
return lyxfont::maxAscent(font);
}
int InsetQuotes::descent(Painter &, LyXFont const & font) const
{
return lyxfont::maxDescent(font);
}
int InsetQuotes::width(Painter &, LyXFont const & font) const
{
string text = DispString();
int w = 0;
for (string::size_type i = 0; i < text.length(); ++i) {
if (text[i] == ' ')
w += lyxfont::width('i', font);
else if (i == 0 || text[i] != text[i-1])
w += lyxfont::width(text[i], font);
else
w += lyxfont::width(',', font);
}
return w;
}
LyXFont InsetQuotes::ConvertFont(LyXFont font)
{
/* quotes-insets cannot be latex of any kind */
font.setLatex(LyXFont::OFF);
return font;
}
void InsetQuotes::draw(Painter & pain, LyXFont const & font,
int baseline, float & x) const
{
string text = DispString();
pain.text(int(x), baseline, text, font);
x += width(pain, font);
}
void InsetQuotes::Write(ostream & os) const
{
string text;
text += language_char[language];
text += side_char[side];
text += times_char[times];
os << "Quotes " << text;
}
void InsetQuotes::Read(LyXLex & lex)
{
lex.nextToken();
ParseString(lex.GetString());
}
int InsetQuotes::Latex(ostream & os, bool /*fragile*/, bool) const
{
string doclang =
current_view->buffer()->GetLanguage();
int quoteind = quote_index[side][language];
string qstr;
if (lyxrc.fontenc == "T1") {
qstr = latex_quote_t1[times][quoteind];
}
else if (doclang == "default") {
qstr = latex_quote_ot1[times][quoteind];
}
else if (language == InsetQuotes::FrenchQ
&& times == InsetQuotes::DoubleQ
&& doclang == "frenchb") {
if (side == InsetQuotes::LeftQ)
qstr = "\\og{}";
else
qstr = " \\fg{}";
}
else
qstr = latex_quote_babel[times][quoteind];
// protect against !` and ?` ligatures.
// Is it very bad of us to always protect against those ligatures?
#if 0
if ((suffixIs(file, '?') || suffixIs(file, '!'))
&& qstr[0] == '`')
qstr = "{}" + qstr;
#else
// Always guard against unfortunate ligatures (!` ?`)
qstr.insert(0, "{}");
#endif
os << qstr;
return 0;
}
int InsetQuotes::Linuxdoc(ostream & os) const
{
os << "\"";
return 0;
}
int InsetQuotes::DocBook(ostream & os) const
{
if(times == InsetQuotes::DoubleQ) {
if (side == InsetQuotes::LeftQ)
os << "&ldquo;";
else
os << "&rdquo;";
} else {
if (side == InsetQuotes::LeftQ)
os << "&lsquo;";
else
os << "&rsquo;";
}
return 0;
}
void InsetQuotes::Validate(LaTeXFeatures & features) const
{
char type = quote_char[quote_index[side][language]];
if (current_view->buffer()->GetLanguage() == "default"
&& lyxrc.fontenc != "T1") {
if (times == InsetQuotes::SingleQ)
switch (type) {
case ',': features.quotesinglbase = true; break;
case '<': features.guilsinglleft = true; break;
case '>': features.guilsinglright = true; break;
default: break;
}
else
switch (type) {
case ',': features.quotedblbase = true; break;
case '<': features.guillemotleft = true; break;
case '>': features.guillemotright = true; break;
default: break;
}
}
}
Inset * InsetQuotes::Clone() const
{
return new InsetQuotes(language, side, times);
}
Inset::Code InsetQuotes::LyxCode() const
{
return Inset::QUOTE_CODE;
}