* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
* \author Martin Vermeer
- * \author André Pönitz
+ * \author André Pönitz
+ * \author Richard Heck (roman numerals)
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "Counters.h"
-#include "debug.h"
+#include "Layout.h"
+#include "Lexer.h"
-#include "support/lstrings.h"
#include "support/convert.h"
+#include "support/debug.h"
+#include "support/gettext.h"
+#include "support/lassert.h"
+#include "support/lstrings.h"
-#include <boost/assert.hpp>
-
+#include <algorithm>
#include <sstream>
+using namespace std;
+using namespace lyx::support;
namespace lyx {
-using std::endl;
-using std::ostringstream;
-using std::string;
-
Counter::Counter()
{
}
+Counter::Counter(docstring const & mc, docstring const & ls,
+ docstring const & lsa)
+ : master_(mc), labelstring_(ls), labelstringappendix_(lsa)
+{
+ reset();
+}
+
+
+bool Counter::read(Lexer & lex)
+{
+ enum {
+ CT_WITHIN = 1,
+ CT_LABELSTRING,
+ CT_LABELSTRING_APPENDIX,
+ CT_PRETTYFORMAT,
+ CT_END
+ };
+
+ LexerKeyword counterTags[] = {
+ { "end", CT_END },
+ { "labelstring", CT_LABELSTRING },
+ { "labelstringappendix", CT_LABELSTRING_APPENDIX },
+ { "prettyformat", CT_PRETTYFORMAT },
+ { "within", CT_WITHIN }
+ };
+
+ lex.pushTable(counterTags);
+
+ bool getout = false;
+ while (!getout && lex.isOK()) {
+ int le = lex.lex();
+ switch (le) {
+ case Lexer::LEX_UNDEF:
+ lex.printError("Unknown counter tag `$$Token'");
+ continue;
+ default:
+ break;
+ }
+ switch (le) {
+ case CT_WITHIN:
+ lex.next();
+ master_ = lex.getDocString();
+ if (master_ == "none")
+ master_.erase();
+ break;
+ case CT_PRETTYFORMAT:
+ lex.next();
+ prettyformat_ = lex.getDocString();
+ break;
+ case CT_LABELSTRING:
+ lex.next();
+ labelstring_ = lex.getDocString();
+ labelstringappendix_ = labelstring_;
+ break;
+ case CT_LABELSTRING_APPENDIX:
+ lex.next();
+ labelstringappendix_ = lex.getDocString();
+ break;
+ case CT_END:
+ getout = true;
+ break;
+ }
+ }
+
+ // Here if have a full counter if getout == true
+ if (!getout)
+ LYXERR0("No End tag found for counter!");
+ lex.popTable();
+ return getout;
+}
+
void Counter::set(int v)
{
value_ = v;
}
-void Counter::setMaster(docstring const & m)
+bool Counter::checkAndRemoveMaster(docstring const & cnt)
{
- master_ = m;
+ if (master_ != cnt)
+ return false;
+ master_ = docstring();
+ return true;
}
-void Counters::newCounter(docstring const & newc)
+docstring const & Counter::labelString(bool in_appendix) const
{
- // 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];
+ return in_appendix ? labelstringappendix_ : labelstring_;
+}
+
+
+Counter::StringMap & Counter::flatLabelStrings(bool in_appendix) const
+{
+ return in_appendix ? flatlabelstringappendix_ : flatlabelstring_;
+}
+
+
+Counters::Counters() : appendix_(false), subfloat_(false)
+{
+ layout_stack_.push_back(0);
+ counter_stack_.push_back(from_ascii(""));
}
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()) {
+ docstring const & masterc,
+ docstring const & ls,
+ docstring const & lsa)
+{
+ if (!masterc.empty() && !hasCounter(masterc)) {
lyxerr << "Master counter does not exist: "
<< to_utf8(masterc)
<< endl;
return;
}
+ counterList_[newc] = Counter(masterc, ls, lsa);
+}
+
+
+bool Counters::hasCounter(docstring const & c) const
+{
+ return counterList_.find(c) != counterList_.end();
+}
+
+
+bool Counters::read(Lexer & lex, docstring const & name, bool makenew)
+{
+ if (hasCounter(name)) {
+ LYXERR(Debug::TCLASS, "Reading existing counter " << to_utf8(name));
+ return counterList_[name].read(lex);
+ }
- counterList[newc].setMaster(masterc);
+ LYXERR(Debug::TCLASS, "Reading new counter " << to_utf8(name));
+ Counter cnt;
+ bool success = cnt.read(lex);
+ // if makenew is false, we will just discard what we read
+ if (success && makenew)
+ counterList_[name] = cnt;
+ else if (!success)
+ LYXERR0("Error reading counter `" << name << "'!");
+ return success;
}
void Counters::set(docstring const & ctr, int const val)
{
- CounterList::iterator const it = counterList.find(ctr);
- if (it == counterList.end()) {
+ CounterList::iterator const it = counterList_.find(ctr);
+ if (it == counterList_.end()) {
lyxerr << "set: Counter does not exist: "
<< to_utf8(ctr) << endl;
return;
void Counters::addto(docstring const & ctr, int const val)
{
- CounterList::iterator const it = counterList.find(ctr);
- if (it == counterList.end()) {
+ CounterList::iterator const it = counterList_.find(ctr);
+ if (it == counterList_.end()) {
lyxerr << "addto: Counter does not exist: "
<< to_utf8(ctr) << endl;
return;
int Counters::value(docstring const & ctr) const
{
- CounterList::const_iterator const cit = counterList.find(ctr);
- if (cit == counterList.end()) {
+ CounterList::const_iterator const cit = counterList_.find(ctr);
+ if (cit == counterList_.end()) {
lyxerr << "value: Counter does not exist: "
<< to_utf8(ctr) << endl;
return 0;
}
-void Counters::step(docstring const & ctr)
+void Counters::step(docstring const & ctr, UpdateType utype)
{
- CounterList::iterator it = counterList.find(ctr);
- if (it == counterList.end()) {
+ 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();
+ if (utype == OutputUpdate) {
+ LASSERT(!counter_stack_.empty(), /* */);
+ counter_stack_.pop_back();
+ counter_stack_.push_back(ctr);
+ }
+ 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) {
+ appendix_ = false;
+ subfloat_ = false;
+ current_float_.erase();
+ CounterList::iterator it = counterList_.begin();
+ CounterList::iterator const end = counterList_.end();
+ for (; it != end; ++it)
it->second.reset();
- }
+ counter_stack_.clear();
+ counter_stack_.push_back(from_ascii(""));
+ layout_stack_.clear();
+ layout_stack_.push_back(0);
}
void Counters::reset(docstring const & match)
{
- BOOST_ASSERT(!match.empty());
+ LASSERT(!match.empty(), /**/);
- CounterList::iterator it = counterList.begin();
- CounterList::iterator end = counterList.end();
+ CounterList::iterator it = counterList_.begin();
+ CounterList::iterator end = counterList_.end();
for (; it != end; ++it) {
if (it->first.find(match) != string::npos)
it->second.reset();
}
+bool Counters::remove(docstring const & cnt)
+{
+ bool retval = counterList_.erase(cnt);
+ if (!retval)
+ return false;
+ CounterList::iterator it = counterList_.begin();
+ CounterList::iterator end = counterList_.end();
+ for (; it != end; ++it) {
+ if (it->second.checkAndRemoveMaster(cnt))
+ LYXERR(Debug::TCLASS, "Removed master counter `" +
+ to_utf8(cnt) + "' from counter: " + to_utf8(it->first));
+ }
+ return retval;
+}
+
+
void Counters::copy(Counters & from, Counters & to, docstring const & match)
{
- CounterList::iterator it = counterList.begin();
- CounterList::iterator end = counterList.end();
+ 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));
char hebrewCounter(int const n)
{
static const char hebrew[22] = {
- 'à', 'á', 'â', 'ã', 'ä', 'å', 'æ', 'ç', 'è',
- 'é', 'ë', 'ì', 'î', 'ð', 'ñ', 'ò', 'ô', 'ö',
- '÷', 'ø', 'ù', 'ú'
+ '\xe0', '\xe1', '\xe2', '\xe3', '\xe4', '\xe5', '\xe6', '\xe7', '\xe8',
+ '\xe9', '\xeb', '\xec', '\xee', '\xf0', '\xf1', '\xf2', '\xf4', '\xf6',
+ '\xf7', '\xf8', '\xf9', '\xfa'
};
if (n < 1 || n > 22)
}
-docstring const lowerromanCounter(int const n)
+
+// On the special cases, see http://mathworld.wolfram.com/RomanNumerals.html
+// and for a list of roman numerals up to and including 3999, see
+// http://www.research.att.com/~njas/sequences/a006968.txt. (Thanks to Joost
+// for this info.)
+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"
+ static char const * const ones[9] = {
+ "I", "II", "III", "IV", "V",
+ "VI", "VII", "VIII", "IX"
};
-
- if (n < 1 || n > 20)
+
+ static char const * const tens[9] = {
+ "X", "XX", "XXX", "XL", "L",
+ "LX", "LXX", "LXXX", "XC"
+ };
+
+ static char const * const hunds[9] = {
+ "C", "CC", "CCC", "CD", "D",
+ "DC", "DCC", "DCCC", "CM"
+ };
+
+ if (n > 1000 || n < 1)
return from_ascii("??");
- return from_ascii(roman[n - 1]);
+
+ int val = n;
+ string roman;
+ switch (n) {
+ //special cases
+ case 900:
+ roman = "CM";
+ break;
+ case 400:
+ roman = "CD";
+ break;
+ default:
+ if (val >= 100) {
+ int hundreds = val / 100;
+ roman = hunds[hundreds - 1];
+ val = val % 100;
+ }
+ if (val >= 10) {
+ switch (val) {
+ //special case
+ case 90:
+ roman = roman + "XC";
+ val = 0; //skip next
+ break;
+ default:
+ int tensnum = val / 10;
+ roman = roman + tens[tensnum - 1];
+ val = val % 10;
+ } // end switch
+ } // end tens
+ if (val > 0)
+ roman = roman + ones[val -1];
+ }
+ return from_ascii(roman);
}
-docstring const romanCounter(int const n)
+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]);
+ return lowercase(romanCounter(n));
}
} // namespace anon
docstring Counters::labelItem(docstring const & ctr,
- docstring const & numbertype)
+ docstring const & numbertype) const
{
- CounterList::const_iterator const cit = counterList.find(ctr);
- if (cit == counterList.end()) {
+ CounterList::const_iterator const cit = counterList_.find(ctr);
+ if (cit == counterList_.end()) {
lyxerr << "Counter "
<< to_utf8(ctr)
<< " does not exist." << endl;
}
-docstring Counters::counterLabel(docstring const & format)
+docstring Counters::theCounter(docstring const & counter,
+ string const & lang) const
+{
+ CounterList::const_iterator it = counterList_.find(counter);
+ if (it == counterList_.end())
+ return from_ascii("#");
+ Counter const & ctr = it->second;
+ Counter::StringMap & sm = ctr.flatLabelStrings(appendix());
+ Counter::StringMap::iterator smit = sm.find(lang);
+ if (smit != sm.end())
+ return counterLabel(smit->second, lang);
+
+ vector<docstring> callers;
+ docstring const & fls = flattenLabelString(counter, appendix(),
+ lang, callers);
+ sm[lang] = fls;
+ return counterLabel(fls, lang);
+}
+
+
+docstring Counters::flattenLabelString(docstring const & counter,
+ bool in_appendix,
+ string const & lang,
+ vector<docstring> & callers) const
+{
+ docstring label;
+
+ if (find(callers.begin(), callers.end(), counter) != callers.end()) {
+ // recursion detected
+ lyxerr << "Warning: Recursion in label for counter `"
+ << counter << "' detected"
+ << endl;
+ return from_ascii("??");
+ }
+
+ CounterList::const_iterator it = counterList_.find(counter);
+ if (it == counterList_.end())
+ return from_ascii("#");
+ Counter const & c = it->second;
+
+ docstring ls = translateIfPossible(c.labelString(in_appendix), lang);
+
+ callers.push_back(counter);
+ if (ls.empty()) {
+ if (!c.master().empty())
+ ls = flattenLabelString(c.master(), in_appendix, lang, callers)
+ + from_ascii(".");
+ callers.pop_back();
+ return ls + from_ascii("\\arabic{") + counter + "}";
+ }
+
+ while (true) {
+ //lyxerr << "ls=" << to_utf8(ls) << endl;
+ size_t const i = ls.find(from_ascii("\\the"), 0);
+ if (i == docstring::npos)
+ break;
+ size_t const j = i + 4;
+ size_t k = j;
+ while (k < ls.size() && lowercase(ls[k]) >= 'a'
+ && lowercase(ls[k]) <= 'z')
+ ++k;
+ docstring const newc = ls.substr(j, k - j);
+ docstring const repl = flattenLabelString(newc, in_appendix,
+ lang, callers);
+ ls.replace(i, k - j + 4, repl);
+ }
+ callers.pop_back();
+
+ return ls;
+}
+
+
+docstring Counters::counterLabel(docstring const & format,
+ string const & lang) const
{
docstring label = format;
+
+ // FIXME: Using regexps would be better, but we compile boost without
+ // wide regexps currently.
+ docstring const the = from_ascii("\\the");
+ while (true) {
+ //lyxerr << "label=" << label << endl;
+ size_t const i = label.find(the, 0);
+ if (i == docstring::npos)
+ break;
+ size_t const j = i + 4;
+ size_t k = j;
+ while (k < label.size() && lowercase(label[k]) >= 'a'
+ && lowercase(label[k]) <= 'z')
+ ++k;
+ docstring const newc(label, j, k - j);
+ label.replace(i, k - i, theCounter(newc, lang));
+ }
while (true) {
-#ifdef WITH_WARNINGS
-#warning Using boost::regex or boost::spirit would make this code a lot simpler... (Lgb)
-#endif
+ //lyxerr << "label=" << label << endl;
size_t const i = label.find('\\', 0);
if (i == docstring::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, docstring::npos);
- //lyxerr << " : " << " (" << counter << ","
- // << numbertype << ") -> " << label << endl;
+ label.replace(i, k + 1 - i, labelItem(counter, numbertype));
}
- //lyxerr << "counterLabel: " << format << " -> " << label << endl;
+ //lyxerr << "DONE! label=" << label << endl;
return label;
}
+docstring Counters::prettyCounter(docstring const & name,
+ string const & lang) const
+{
+ CounterList::const_iterator it = counterList_.find(name);
+ if (it == counterList_.end())
+ return from_ascii("#");
+ Counter const & ctr = it->second;
+
+ docstring const value = theCounter(name, lang);
+ docstring const & format = ctr.prettyFormat();
+ if (format.empty())
+ return value;
+ return subst(format, from_ascii("##"), value);
+}
+
+
+docstring Counters::currentCounter() const
+{
+ LASSERT(!counter_stack_.empty(), /* */);
+ return counter_stack_.back();
+}
+
+
+void Counters::setActiveLayout(Layout const & lay)
+{
+ LASSERT(!layout_stack_.empty(), return);
+ Layout const * const lastlay = layout_stack_.back();
+ // we want to check whether the layout has changed and, if so,
+ // whether we are coming out of or going into an environment.
+ if (!lastlay) {
+ layout_stack_.pop_back();
+ layout_stack_.push_back(&lay);
+ if (lay.isEnvironment())
+ beginEnvironment();
+ } else if (lastlay->name() != lay.name()) {
+ layout_stack_.pop_back();
+ layout_stack_.push_back(&lay);
+ if (lastlay->isEnvironment()) {
+ // we are coming out of an environment
+ // LYXERR0("Out: " << lastlay->name());
+ endEnvironment();
+ }
+ if (lay.isEnvironment()) {
+ // we are going into a new environment
+ // LYXERR0("In: " << lay.name());
+ beginEnvironment();
+ }
+ }
+}
+
+
+void Counters::beginEnvironment()
+{
+ counter_stack_.push_back(counter_stack_.back());
+}
+
+
+void Counters::endEnvironment()
+{
+ LASSERT(!counter_stack_.empty(), return);
+ counter_stack_.pop_back();
+}
+
+
} // namespace lyx