lyx_mirror/src/counters.C

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/**
* \file counters.C
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Lars Gullik Bj<EFBFBD>nnes
* \author Martin Vermeer
* \author Andr<EFBFBD> P<EFBFBD>nitz
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "counters.h"
#include "debug.h"
#include "support/lstrings.h"
#include "support/convert.h"
#include <boost/assert.hpp>
#include <sstream>
namespace lyx {
using std::endl;
using std::ostringstream;
using std::string;
Counter::Counter()
{
reset();
}
void Counter::set(int v)
{
value_ = v;
}
void Counter::addto(int v)
{
value_ += v;
}
int Counter::value() const
{
return value_;
}
void Counter::step()
{
++value_;
}
void Counter::reset()
{
value_ = 0;
}
docstring Counter::master() const
{
return master_;
}
void Counter::setMaster(docstring const & m)
{
master_ = m;
}
void Counters::newCounter(docstring const & newc)
{
// First check if newc already exist
CounterList::iterator const cit = counterList.find(newc);
// if already exist give warning and return
if (cit != counterList.end()) {
lyxerr << "New counter already exists: "
<< to_utf8(newc)
<< endl;
return;
}
counterList[newc];
}
void Counters::newCounter(docstring const & newc,
docstring const & masterc)
{
// First check if newc already exists
CounterList::iterator const cit = counterList.find(newc);
// if already existant give warning and return
if (cit != counterList.end()) {
lyxerr << "New counter already exists: "
<< to_utf8(newc)
<< endl;
return;
}
// then check if masterc exists
CounterList::iterator const it = counterList.find(masterc);
// if not give warning and return
if (it == counterList.end()) {
lyxerr << "Master counter does not exist: "
<< to_utf8(masterc)
<< endl;
return;
}
counterList[newc].setMaster(masterc);
}
void Counters::set(docstring const & ctr, int const val)
{
CounterList::iterator const it = counterList.find(ctr);
if (it == counterList.end()) {
lyxerr << "set: Counter does not exist: "
<< to_utf8(ctr) << endl;
return;
}
it->second.set(val);
}
void Counters::addto(docstring const & ctr, int const val)
{
CounterList::iterator const it = counterList.find(ctr);
if (it == counterList.end()) {
lyxerr << "addto: Counter does not exist: "
<< to_utf8(ctr) << endl;
return;
}
it->second.addto(val);
}
int Counters::value(docstring const & ctr) const
{
CounterList::const_iterator const cit = counterList.find(ctr);
if (cit == counterList.end()) {
lyxerr << "value: Counter does not exist: "
<< to_utf8(ctr) << endl;
return 0;
}
return cit->second.value();
}
void Counters::step(docstring const & ctr)
{
CounterList::iterator it = counterList.find(ctr);
if (it == counterList.end()) {
lyxerr << "step: Counter does not exist: "
<< to_utf8(ctr) << endl;
return;
}
it->second.step();
it = counterList.begin();
CounterList::iterator const end = counterList.end();
for (; it != end; ++it) {
if (it->second.master() == ctr) {
it->second.reset();
}
}
}
void Counters::reset()
{
CounterList::iterator it = counterList.begin();
CounterList::iterator const end = counterList.end();
for (; it != end; ++it) {
it->second.reset();
}
}
void Counters::reset(docstring const & match)
{
BOOST_ASSERT(!match.empty());
CounterList::iterator it = counterList.begin();
CounterList::iterator end = counterList.end();
for (; it != end; ++it) {
if (it->first.find(match) != string::npos)
it->second.reset();
}
}
void Counters::copy(Counters & from, Counters & to, docstring const & match)
{
CounterList::iterator it = counterList.begin();
CounterList::iterator end = counterList.end();
for (; it != end; ++it) {
if (it->first.find(match) != string::npos || match == "") {
to.set(it->first, from.value(it->first));
}
}
}
namespace {
char loweralphaCounter(int const n)
{
if (n < 1 || n > 26)
return '?';
return 'a' + n - 1;
}
char alphaCounter(int const n)
{
if (n < 1 || n > 26)
return '?';
return 'A' + n - 1;
}
char hebrewCounter(int const n)
{
static const char hebrew[22] = {
'<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>',
'<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>',
'<EFBFBD>', '<EFBFBD>', '<EFBFBD>', '<EFBFBD>'
};
if (n < 1 || n > 22)
return '?';
return hebrew[n - 1];
}
docstring const lowerromanCounter(int const n)
{
static char const * const roman[20] = {
"i", "ii", "iii", "iv", "v",
"vi", "vii", "viii", "ix", "x",
"xi", "xii", "xiii", "xiv", "xv",
"xvi", "xvii", "xviii", "xix", "xx"
};
if (n < 1 || n > 20)
return from_ascii("??");
return from_ascii(roman[n - 1]);
}
docstring const romanCounter(int const n)
{
static char const * const roman[20] = {
"I", "II", "III", "IV", "V",
"VI", "VII", "VIII", "IX", "X",
"XI", "XII", "XIII", "XIV", "XV",
"XVI", "XVII", "XVIII", "XIX", "XX"
};
if (n < 1 || n > 20)
return from_ascii("??");
return from_ascii(roman[n - 1]);
}
} // namespace anon
docstring Counters::labelItem(docstring const & ctr,
docstring const & numbertype)
{
if (counterList.find(ctr) == counterList.end()) {
lyxerr << "Counter "
<< to_utf8(ctr)
<< " does not exist." << endl;
return docstring();
}
if (numbertype == "hebrew")
return docstring(1, hebrewCounter(value(ctr)));
if (numbertype == "alph")
return docstring(1, loweralphaCounter(value(ctr)));
if (numbertype == "Alph")
return docstring(1, alphaCounter(value(ctr)));
if (numbertype == "roman")
return lowerromanCounter(value(ctr));
if (numbertype == "Roman")
return romanCounter(value(ctr));
return convert<docstring>(value(ctr));
}
docstring Counters::counterLabel(docstring const & format)
{
docstring label = format;
while (true) {
#ifdef WITH_WARNINGS
#warning Using boost::regex or boost::spirit would make this code a lot simpler... (Lgb)
#endif
size_t const i = label.find('\\', 0);
if (i == docstring::npos)
break;
size_t const j = label.find('{', i + 1);
if (j == docstring::npos)
break;
size_t const k = label.find('}', j + 1);
if (k == string::npos)
break;
docstring const numbertype(label, i + 1, j - i - 1);
docstring const counter(label, j + 1, k - j - 1);
docstring const rep = labelItem(counter, numbertype);
label = docstring(label, 0, i) + rep + docstring(label, k + 1, string::npos);
//lyxerr << " : " << " (" << counter << ","
// << numbertype << ") -> " << label << endl;
}
//lyxerr << "counterLabel: " << format << " -> " << label << endl;
return label;
}
} // namespace lyx