// -*- C++ -*-
/**
* \file paragraph_pimpl.h
- * Copyright 1995-2002 the LyX Team
- * Read the file COPYING
+ * 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 André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
*/
#ifndef PARAGRAPH_PIMPL_H
#define PARAGRAPH_PIMPL_H
#include "paragraph.h"
-#include "ParagraphParameters.h"
+
#include "changes.h"
-#include "counters.h"
+#include "lyxfont.h"
+#include "ParagraphParameters.h"
#include <boost/scoped_ptr.hpp>
-
+
+
+namespace lyx {
+
+class Encoding;
class LyXLayout;
-struct Paragraph::Pimpl {
- ///
- typedef std::vector<value_type> TextContainer;
+class Paragraph::Pimpl {
+public:
///
Pimpl(Paragraph * owner);
- /// Copy constructor
- Pimpl(Pimpl const &, Paragraph * owner, bool same_ids = false);
- ///
- lyx::pos_type size() const {
- return text.size();
- }
- ///
- bool empty() const {
- return text.empty();
- }
- ///
- void clear();
- ///
- void setContentsFromPar(Paragraph const * par);
- /// set tracking mode
- void trackChanges(Change::Type type = Change::UNCHANGED);
- /// stop tracking
- void untrackChanges();
- /// set all text as new for change mode
- void cleanChanges();
- /// look up change type at given pos
- Change::Type lookupChange(lyx::pos_type pos) const;
+ /// "Copy constructor"
+ Pimpl(Pimpl const &, Paragraph * owner);
+
+ //
+ // Change tracking
+ //
/// look up change at given pos
- Change const lookupChangeFull(lyx::pos_type pos) const;
- /// is there a change in the given range ?
- bool isChanged(lyx::pos_type start, lyx::pos_type end) const;
- /// is there a non-addition in this range ?
- bool isChangeEdited(lyx::pos_type start, lyx::pos_type end) const;
-
- /// set change at pos
- void setChange(lyx::pos_type pos, Change::Type type);
-
- /// mark as erased
- void markErased();
-
- /// accept change
- void acceptChange(lyx::pos_type start, lyx::pos_type end);
-
- /// reject change
- void rejectChange(lyx::pos_type start, lyx::pos_type end);
-
- /// are we tracking changes ?
- bool tracking() const {
- return changes_.get();
- }
-
- ///
- value_type getChar(lyx::pos_type pos) const;
- ///
- void setChar(lyx::pos_type pos, value_type c);
+ Change const & lookupChange(pos_type pos) const;
+ /// is there a change within the given range ?
+ bool isChanged(pos_type start, pos_type end) const;
+ /// will the paragraph be physically merged with the next
+ /// one if the imaginary end-of-par character is logically deleted?
+ bool isMergedOnEndOfParDeletion(bool trackChanges) const;
+ /// set change for the entire par
+ void setChange(Change const & change);
+ /// set change at given pos
+ void setChange(pos_type pos, Change const & change);
+ /// accept changes within the given range
+ void acceptChanges(BufferParams const & bparams, pos_type start, pos_type end);
+ /// reject changes within the given range
+ void rejectChanges(BufferParams const & bparams, pos_type start, pos_type end);
+
///
- void insertChar(lyx::pos_type pos, value_type c, LyXFont const & font, Change change = Change(Change::INSERTED));
+ value_type getChar(pos_type pos) const;
///
- void insertInset(lyx::pos_type pos, Inset * inset, LyXFont const & font, Change change = Change(Change::INSERTED));
- /// definite erase
- void eraseIntern(lyx::pos_type pos);
- /// erase the given position
- void erase(lyx::pos_type pos);
- /// erase the given range
- bool erase(lyx::pos_type start, lyx::pos_type end);
+ void insertChar(pos_type pos, value_type c, Change const & change);
///
- LyXFont const realizeFont(LyXFont const & font,
- BufferParams const & bparams) const;
+ void insertInset(pos_type pos, InsetBase * inset, Change const & change);
+ /// (logically) erase the char at pos; return true if it was actually erased
+ bool eraseChar(pos_type pos, bool trackChanges);
+ /// (logically) erase the given range; return the number of chars actually erased
+ int eraseChars(pos_type start, pos_type end, bool trackChanges);
///
- Inset * inset_owner;
+ InsetBase * inset_owner;
/** A font entry covers a range of positions. Notice that the
entries in the list are inserted in random order.
and font_i covers the chars in positions pos_{i-1}+1,...,pos_i
(font_1 covers the chars 0,...,pos_1) (Dekel)
*/
- struct FontTable {
+ class FontTable {
+ public:
///
- FontTable(lyx::pos_type p, LyXFont const & f)
- : pos_(p)
- {
- font_ = container.get(f);
- }
+ FontTable(pos_type p, LyXFont const & f)
+ : pos_(p), font_(f)
+ {}
///
- lyx::pos_type pos() const { return pos_; }
+ pos_type pos() const { return pos_; }
///
- void pos(lyx::pos_type p) { pos_ = p; }
+ void pos(pos_type p) { pos_ = p; }
///
- LyXFont const & font() const { return *font_; }
+ LyXFont const & font() const { return font_; }
///
- void font(LyXFont const & f) { font_ = container.get(f);}
+ void font(LyXFont const & f) { font_ = f;}
private:
/// End position of paragraph this font attribute covers
- lyx::pos_type pos_;
+ pos_type pos_;
/** Font. Interpretation of the font values:
If a value is LyXFont::INHERIT_*, it means that the font
attribute is inherited from either the layout of this
The values LyXFont::IGNORE_* and LyXFont::TOGGLE are NOT
allowed in these font tables.
*/
- boost::shared_ptr<LyXFont> font_;
- ///
- static ShareContainer<LyXFont> container;
+ LyXFont font_;
};
///
- friend struct matchFT;
+ friend class matchFT;
///
- struct matchFT {
+ class matchFT {
+ public:
/// used by lower_bound and upper_bound
- inline
int operator()(FontTable const & a, FontTable const & b) const {
return a.pos() < b.pos();
}
///
FontList fontlist;
- ///
- Paragraph * TeXDeeper(Buffer const *, BufferParams const &,
- std::ostream &, TexRow & texrow);
- ///
- void simpleTeXBlanks(std::ostream &, TexRow & texrow,
- lyx::pos_type const i,
+ /// Output the surrogate pair formed by \p c and \p next to \p os.
+ /// \return the number of characters written.
+ int latexSurrogatePair(odocstream & os, value_type c, value_type next,
+ Encoding const &);
+ /// Output a space in appropriate formatting (or a surrogate pair
+ /// if the next character is a combining character).
+ /// \return whether a surrogate pair was output.
+ bool simpleTeXBlanks(BufferParams const &, Encoding const &,
+ odocstream &, TexRow & texrow,
+ pos_type & i,
unsigned int & column,
LyXFont const & font,
LyXLayout const & style);
///
- void simpleTeXSpecialChars(Buffer const *, BufferParams const &,
- std::ostream &, TexRow & texrow,
- bool moving_arg,
+ void simpleTeXSpecialChars(Buffer const &, BufferParams const &,
+ Encoding const &, odocstream &,
+ TexRow & texrow, OutputParams const &,
LyXFont & font, LyXFont & running_font,
- LyXFont & basefont, bool & open_font,
+ LyXFont & basefont,
+ LyXFont const & outerfont,
+ bool & open_font,
Change::Type & running_change,
LyXLayout const & style,
- lyx::pos_type & i,
+ pos_type & i,
unsigned int & column, value_type const c);
///
ParagraphParameters params;
private:
- /// erase at the given position. Returns true if it was actually erased
- bool erasePos(lyx::pos_type pos);
-
+ ///
+ pos_type size() const { return owner_->size(); }
/// match a string against a particular point in the paragraph
- bool isTextAt(string const & str, lyx::pos_type pos) const;
+ bool isTextAt(std::string const & str, pos_type pos) const;
+
+ /// for recording and looking up changes
+ Changes changes_;
- /// for recording and looking up changes in revision tracking mode
- boost::scoped_ptr<Changes> changes_;
-
/// Who owns us?
Paragraph * owner_;
- ///
- TextContainer text;
};
+
+} // namespace lyx
+
#endif
projects / lyx.git / blobdiff