#ifndef COUNTERS_H
#define COUNTERS_H
+#include "OutputEnums.h"
+
#include "support/docstring.h"
#include <map>
namespace lyx {
+class Layout;
class Lexer;
/// This represents a single counter.
void reset();
/// Returns the master counter of this counter.
docstring const & master() const;
+ /// Checks if the master counter is cnt, and if so removes
+ /// it. This is used when a counter is deleted.
+ /// \return whether we removed the master.
+ bool checkAndRemoveMaster(docstring const & cnt);
/// Returns a LaTeX-like string to format the counter.
/** This is similar to what one gets in LaTeX when using
- * "\the<counter>". The \c in_appendix bool tells whether
- * we want the version shown in an appendix.
+ * "\the<counter>". The \c in_appendix bool tells whether we
+ * want the version shown in an appendix.
*/
docstring const & labelString(bool in_appendix) const;
- /// Returns a LaTeX-like string to format the counter.
- /** This is similar to what one gets in LaTeX when using
- * "\the<counter>". The \c in_appendix bool tells whether
- * we want the version shown in an appendix. This version does
- * not contain any \\the<counter> expression.
+ /// Similar, but used for formatted references in XHTML output.
+ /// E.g., for a section counter it might be "section \thesection"
+ docstring const & prettyFormat() const { return prettyformat_; }
+
+ /// Returns a map of LaTeX-like strings to format the counter.
+ /** For each language, the string is similar to what one gets
+ * in LaTeX when using "\the<counter>". The \c in_appendix
+ * bool tells whether we want the version shown in an
+ * appendix. This version does not contain any \\the<counter>
+ * expression.
*/
- docstring const & flatLabelString(bool in_appendix) const;
- /// set the \c flatLabelString values.
- void setFlatLabelStrings(docstring const & fls, docstring const & flsa);
+ typedef std::map<std::string, docstring> StringMap;
+ StringMap & flatLabelStrings(bool in_appendix) const;
private:
///
int value_;
+ /// This is actually one less than the initial value, since the
+ /// counter is always stepped before being used.
+ int initial_value_;
/// contains master counter name.
/** The master counter is the counter that, if stepped
* (incremented) zeroes this counter. E.g. "subsection"'s
docstring labelstring_;
/// The same as labelstring_, but in appendices.
docstring labelstringappendix_;
- /// A version of the labelstring with \\the<counter> expressions expanded
- docstring flatlabelstring_;
- /// A version of the appendix labelstring with \\the<counter> expressions expanded
- docstring flatlabelstringappendix_;
+ /// Similar, but used for formatted references in XHTML output
+ docstring prettyformat_;
+ /// Cache of the labelstring with \\the<counter> expressions expanded,
+ /// indexed by language
+ mutable StringMap flatlabelstring_;
+ /// Cache of the appendix labelstring with \\the<counter> expressions expanded,
+ /// indexed by language
+ mutable StringMap flatlabelstringappendix_;
};
/// Every instantiation is an array of counters of type Counter.
class Counters {
public:
- ///
- Counters() : appendix_(false), subfloat_(false) {}
+ /// NOTE Do not call this in an attempt to clear the counters.
+ /// That will wipe out all the information we have about them
+ /// from the document class (e.g., which ones are defined).
+ /// Instead, call Counters::reset().
+ Counters();
/// Add new counter newc having masterc as its master,
/// ls as its label, and lsa as its appendix label.
void newCounter(docstring const & newc,
/// Checks whether the given counter exists.
bool hasCounter(docstring const & c) const;
/// reads the counter name
+ /// \param makeNew whether to make a new counter if one
+ /// doesn't already exist
/// \return true on success
- bool read(Lexer & lex, docstring const & name);
+ bool read(Lexer & lex, docstring const & name, bool makenew);
///
void set(docstring const & ctr, int val);
///
int value(docstring const & ctr) const;
/// Increment by one counter named by arg, and zeroes slave
/// counter(s) for which it is the master.
- /** Sub-slaves not zeroed! That happens at slave's first step
- * 0->1. Seems to be sufficient.
- */
- void step(docstring const & ctr);
- /// Reset all counters.
+ /// Sub-slaves are not zeroed! That happens at slave's first
+ /// step 0->1. Seems to be sufficient.
+ /// \param utype determines whether we track the counters.
+ void step(docstring const & ctr, UpdateType utype);
+ /// Reset all counters, and all the internal data structures
+ /// used for keeping track of their values.
void reset();
/// Reset counters matched by match string.
void reset(docstring const & match);
+ /// Remove counter \p cnt.
+ bool remove(docstring const & cnt);
/// 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,
docstring const & match = docstring());
- /// returns the expanded string representation of the counter.
- docstring theCounter(docstring const & c) const;
- /// Replace in \c format all the LaTeX-like macros that depend on
- /// counters.
- docstring counterLabel(docstring const & format) const;
+ /** returns the expanded string representation of counter \c
+ * c. The \c lang code is used to translate the string.
+ */
+ docstring theCounter(docstring const & c,
+ std::string const & lang) const;
+ /** Replace in \c format all the LaTeX-like macros that depend
+ * on counters. The \c lang code is used to translate the
+ * string.
+ */
+ docstring counterLabel(docstring const & format,
+ std::string const & lang) const;
+ /// returns a formatted version of the counter, using the
+ /// format given by Counter::prettyFormat().
+ docstring prettyCounter(docstring const & cntr,
+ std::string const & lang) const;
/// Are we in appendix?
- bool appendix() const { return appendix_; };
+ bool appendix() const { return appendix_; }
/// Set the state variable indicating whether we are in appendix.
- void appendix(bool a) { appendix_ = a; };
+ void appendix(bool a) { appendix_ = a; }
/// Returns the current enclosing float.
std::string const & current_float() const { return current_float_; }
/// Sets the current enclosing float.
/// Are we in a subfloat?
bool isSubfloat() const { return subfloat_; }
/// Set the state variable indicating whether we are in a subfloat.
- void isSubfloat(bool s) { subfloat_ = s; };
+ void isSubfloat(bool s) { subfloat_ = s; }
+ /// Are we in a longtable?
+ bool isLongtable() const { return longtable_; }
+ /// Set the state variable indicating whether we are in a longtable.
+ void isLongtable(bool s) { longtable_ = s; }
+
+ /// \name refstepcounter
+ // @{
+ /// The currently active counter, so far as references go.
+ /// We're trying to track \refstepcounter in LaTeX, more or less.
+ /// Note that this may be empty.
+ docstring currentCounter() const;
+ /// Called during updateBuffer() as we go through various paragraphs,
+ /// to track the layouts as we go through.
+ void setActiveLayout(Layout const & lay);
+ /// Also for updateBuffer().
+ /// Call this when entering things like footnotes, where there is now
+ /// no "last layout" and we want to restore the "last layout" on exit.
+ void clearLastLayout() { layout_stack_.push_back(0); }
+ /// Call this when exiting things like footnotes.
+ void restoreLastLayout() { layout_stack_.pop_back(); }
+ ///
+ void saveLastCounter()
+ { counter_stack_.push_back(counter_stack_.back()); }
+ ///
+ void restoreLastCounter() { counter_stack_.pop_back(); }
+ // @}
private:
- /// expands recusrsively any \\the<counter> macro in the
- /// labelstring of \c counter.
- docstring flattenLabelString(docstring const & counter, bool in_appendix,
+ /** expands recursively any \\the<counter> macro in the
+ * labelstring of \c counter. The \c lang code is used to
+ * translate the string.
+ */
+ docstring flattenLabelString(docstring const & counter, bool in_appendix,
+ std::string const &lang,
std::vector<docstring> & callers) const;
/// Returns the value of the counter according to the
/// numbering scheme numbertype.
*/
docstring labelItem(docstring const & ctr,
docstring const & numbertype) const;
+ /// Used for managing the counter_stack_.
+ // @{
+ void beginEnvironment();
+ void endEnvironment();
+ // @}
/// Maps counter (layout) names to actual counters.
typedef std::map<docstring, Counter> CounterList;
/// Instantiate.
std::string current_float_;
/// Are we in a subfloat?
bool subfloat_;
+ /// Are we in a longtable?
+ bool longtable_;
+ /// Used to keep track of active counters.
+ std::vector<docstring> counter_stack_;
+ /// Same, but for last layout.
+ std::vector<Layout const *> layout_stack_;
};
-
} // namespace lyx
#endif