lyx_mirror/src/counters.h
Abdelrazak Younes f92c3db951 tiny optimization.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16657 a592a061-630c-0410-9148-cb99ea01b6c8
2007-01-11 22:38:37 +00:00

101 lines
2.6 KiB
C++

// -*- C++ -*-
/**
* \file counters.h
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Lars Gullik Bjønnes
* \author Jean-Marc Lasgouttes
* \author John Levon
* \author Martin Vermeer
*
* Full author contact details are available in file CREDITS.
*/
#ifndef COUNTERS_H
#define COUNTERS_H
#include "support/docstring.h"
#include <map>
namespace lyx {
/// This represents a single counter.
class Counter {
public:
///
Counter();
///
void set(int v);
///
void addto(int v);
///
int value() const;
///
void step();
///
void reset();
/// Returns the master counter of this counter
lyx::docstring const & master() const;
/// sets the master counter for this counter
void setMaster(lyx::docstring const & m);
private:
///
int value_;
/// contains master counter name; master counter is the counter
/// that, if stepped (incremented) zeroes this counter. E.g.
/// "subparagraph"'s master is "paragraph".
lyx::docstring master_;
};
/// This is a class of (La)TeX type counters.
/// Every instantiation is an array of counters of type Counter.
class Counters {
public:
/// Add a new counter to array.
void newCounter(lyx::docstring const & newc);
/// Add new counter having oldc as its master.
void newCounter(lyx::docstring const & newc,
lyx::docstring const & oldc);
///
void set(lyx::docstring const & ctr, int val);
///
void addto(lyx::docstring const & ctr, int val);
///
int value(lyx::docstring const & ctr) const;
/// Step (increment by one) counter named by arg, and
/// zeroes slave counter(s) for which it is the master.
/// NOTE sub-slaves not zeroed! That happens at slave's
/// first step 0->1. Seems to be sufficient.
void step(lyx::docstring const & ctr);
/// Reset all counters.
void reset();
/// Reset counters matched by match string.
void reset(lyx::docstring const & match);
/// Copy counters whose name matches match from the &from to
/// the &to array of counters. Empty string matches all.
void copy(Counters & from, Counters & to,
lyx::docstring const & match = lyx::docstring());
/// A complete expanded label, like 2.1.4 for a subsubsection
/// according to the given format
lyx::docstring counterLabel(lyx::docstring const & format);
private:
/// A counter label's single item, 1 for subsection number in
/// the 2.1.4 subsubsection number label.
lyx::docstring labelItem(lyx::docstring const & ctr,
lyx::docstring const & numbertype);
/// Maps counter (layout) names to actual counters.
typedef std::map<lyx::docstring, Counter> CounterList;
/// Instantiate.
CounterList counterList;
};
} // namespace lyx
#endif