lyx_mirror/src/paragraph.h
Jean-Marc Lasgouttes 34e27f8c26 fix bugs 200, 201, 196
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@3421 a592a061-630c-0410-9148-cb99ea01b6c8
2002-01-19 20:24:04 +00:00

421 lines
9.6 KiB
C++

// -*- C++ -*-
/* This file is part of
* ======================================================
*
* LyX, The Document Processor
*
* Copyright 1995 Matthias Ettrich
* Copyright 1995-2001 The LyX Team.
*
* ====================================================== */
#ifndef PARAGRAPH_H
#define PARAGRAPH_H
#ifdef __GNUG__
#pragma interface
#endif
#include "LString.h"
#include "insets/inset.h" // Just for Inset::Code
#include "lyxfont.h" // Just for LyXFont::FONT_SIZE
#include "support/types.h"
class ParagraphParameters;
class BufferParams;
class TexRow;
class LaTeXFeatures;
class InsetBibKey;
class BufferView;
class Language;
// After 1.2.0 is released, during 1.3.0cvs, we enable this. And after
// a while we verify that reading of 1.2.x files work perfectly we remove
// this code completely. (Lgb)
//#define NO_PEXTRA_REALLY 1
// Define this if you want to try out the new storage container for
// paragraphs. std::container instead of obfuscated homegrown
// linked list. (Lgb)
// This is non working and far from finished.
// #define NO_NEXT 1
/// A Paragraph holds all text, attributes and insets in a text paragraph
class Paragraph {
public:
#ifndef NO_PEXTRA_REALLY
///
enum PEXTRA_TYPE {
///
PEXTRA_NONE,
///
PEXTRA_INDENT,
///
PEXTRA_MINIPAGE,
///
PEXTRA_FLOATFLT
};
///
enum MINIPAGE_ALIGNMENT {
///
MINIPAGE_ALIGN_TOP,
///
MINIPAGE_ALIGN_MIDDLE,
///
MINIPAGE_ALIGN_BOTTOM
};
#endif
///
enum META_KIND {
///
META_HFILL = 1,
///
META_NEWLINE,
///
META_INSET
};
///
typedef char value_type;
/// The same as ParameterStruct::depth_type
typedef unsigned int depth_type;
///
Paragraph();
/// this constructor inserts the new paragraph in a list
explicit
Paragraph(Paragraph * par);
///
Paragraph(Paragraph const &, bool same_ids);
/// the destructor removes the new paragraph from the list
~Paragraph();
///
Language const * getParLanguage(BufferParams const &) const;
///
bool isRightToLeftPar(BufferParams const &) const;
///
void changeLanguage(BufferParams const & bparams,
Language const * from, Language const * to);
///
bool isMultiLingual(BufferParams const &);
///
string const asString(Buffer const *, bool label);
///
string const asString(Buffer const *, lyx::pos_type beg, lyx::pos_type end,
bool label);
///
void writeFile(Buffer const *, std::ostream &, BufferParams const &,
depth_type) const;
///
void validate(LaTeXFeatures &) const;
///
int id() const;
///
void id(int id_arg);
///
void read();
///
Paragraph * TeXOnePar(Buffer const *, BufferParams const &,
std::ostream &, TexRow & texrow,
bool moving_arg);
///
int startTeXParParams(BufferParams const &, std::ostream &) const;
///
int endTeXParParams(BufferParams const &, std::ostream &) const;
///
bool simpleTeXOnePar(Buffer const *, BufferParams const &,
std::ostream &, TexRow & texrow, bool moving_arg);
///
Paragraph * TeXEnvironment(Buffer const *, BufferParams const &,
std::ostream &, TexRow & texrow);
///
bool hasSameLayout(Paragraph const * par) const;
///
void makeSameLayout(Paragraph const * par);
/// Is it the first par with same depth and layout?
bool isFirstInSequence() const;
/** Check if the current paragraph is the last paragraph in a
proof environment */
int getEndLabel(BufferParams const &) const;
///
Inset * inInset() const;
///
void setInsetOwner(Inset * i);
///
void deleteInsetsLyXText(BufferView *);
///
void resizeInsetsLyXText(BufferView *);
///
lyx::pos_type size() const;
///
void setContentsFromPar(Paragraph * par);
///
void clearContents();
///
lyx::layout_type layout;
///
void setCounter(int i, int v);
///
int getCounter(int i) const;
///
void incCounter(int i);
///
char enumdepth;
///
char itemdepth;
///
InsetBibKey * bibkey; // ale970302
///
void next(Paragraph *);
/** these function are able to hide closed footnotes
*/
Paragraph * next();
///
Paragraph const * next() const;
///
void previous(Paragraph *);
///
Paragraph * previous();
///
Paragraph const * previous() const;
/// for the environments
Paragraph * depthHook(depth_type depth);
/// for the environments
Paragraph const * depthHook(depth_type depth) const;
///
Paragraph * outerHook();
///
Paragraph const * outerHook() const;
///
int beginningOfMainBody() const;
///
string const & getLabelstring() const;
/// the next two functions are for the manual labels
string const getLabelWidthString() const;
///
void setLabelWidthString(string const & s);
///
lyx::layout_type getLayout() const;
///
char getAlign() const;
///
depth_type getDepth() const;
///
void setLayout(lyx::layout_type new_layout);
///
void setOnlyLayout(lyx::layout_type new_layout);
///
int getFirstCounter(int i) const;
///
void erase(lyx::pos_type pos);
/** the flag determines wether the layout should be copied
*/
void breakParagraph(BufferParams const &, lyx::pos_type pos, int flag);
///
void breakParagraphConservative(BufferParams const &, lyx::pos_type pos);
/** Get unistantiated font setting. Returns the difference
between the characters font and the layoutfont.
This is what is stored in the fonttable
*/
LyXFont const
getFontSettings(BufferParams const &, lyx::pos_type pos) const;
///
LyXFont const getFirstFontSettings() const;
/** Get fully instantiated font. If pos == -1, use the layout
font attached to this paragraph.
If pos == -2, use the label font of the layout attached here.
In all cases, the font is instantiated, i.e. does not have any
attributes with values LyXFont::INHERIT, LyXFont::IGNORE or
LyXFont::TOGGLE.
*/
LyXFont const getFont(BufferParams const &, lyx::pos_type pos) const;
LyXFont const getLayoutFont(BufferParams const &) const;
LyXFont const getLabelFont(BufferParams const &) const;
///
value_type getChar(lyx::pos_type pos) const;
///
value_type getUChar(BufferParams const &, lyx::pos_type pos) const;
/// The position must already exist.
void setChar(lyx::pos_type pos, value_type c);
///
void setFont(lyx::pos_type pos, LyXFont const & font);
/// Returns the height of the highest font in range
LyXFont::FONT_SIZE highestFontInRange(lyx::pos_type startpos,
lyx::pos_type endpos,
LyXFont::FONT_SIZE const def_size) const;
///
void insertChar(lyx::pos_type pos, value_type c);
///
void insertChar(lyx::pos_type pos, value_type c, LyXFont const &);
///
bool checkInsertChar(LyXFont &);
///
void insertInset(lyx::pos_type pos, Inset * inset);
///
void insertInset(lyx::pos_type pos, Inset * inset, LyXFont const &);
///
bool insetAllowed(Inset::Code code);
///
Inset * getInset(lyx::pos_type pos);
///
Inset const * getInset(lyx::pos_type pos) const;
/** important for cut and paste
Temporary change from BufferParams to Buffer. Will revert when we
get rid of the argument to Inset::clone(Buffer const &) */
void copyIntoMinibuffer(Buffer const &, lyx::pos_type pos) const;
///
void cutIntoMinibuffer(BufferParams const &, lyx::pos_type pos);
///
bool insertFromMinibuffer(lyx::pos_type pos);
///
bool isHfill(lyx::pos_type pos) const;
///
bool isInset(lyx::pos_type pos) const;
///
bool isNewline(lyx::pos_type pos) const;
///
bool isSeparator(lyx::pos_type pos) const;
///
bool isLineSeparator(lyx::pos_type pos) const;
///
bool isKomma(lyx::pos_type pos) const;
/// Used by the spellchecker
bool isLetter(lyx::pos_type pos) const;
///
bool isWord(lyx::pos_type pos) const;
/** This one resets all layout and dtp switches but not the font
of the single characters
*/
void clear();
/** paste this paragraph with the next one
be carefull, this doesent make any check at all
*/
void pasteParagraph(BufferParams const &);
/// returns -1 if inset not found
int getPositionOfInset(Inset const * inset) const;
/// some good comment here John?
Paragraph * getParFromID(int id) const;
///
int stripLeadingSpaces(lyx::textclass_type tclass);
#ifndef NO_PEXTRA_REALLY
/* If I set a PExtra Indent on one paragraph of a ENV_LIST-TYPE
I have to set it on each of it's elements */
///
void setPExtraType(BufferParams const &, int type,
string const & width, string const & widthp);
///
void unsetPExtraType(BufferParams const &);
#endif
///
bool sgmlConvertChar(char c, string & sgml_string);
///
bool isFreeSpacing() const;
ParagraphParameters & params();
ParagraphParameters const & params() const;
private:
///
struct InsetTable {
///
lyx::pos_type pos;
///
Inset * inset;
///
InsetTable(lyx::pos_type p, Inset * i) : pos(p), inset(i) {}
};
///
typedef std::vector<InsetTable> InsetList;
///
InsetList insetlist;
public:
///
class inset_iterator {
public:
///
inset_iterator() {}
//
inset_iterator(InsetList::iterator const & iter);
///
inset_iterator & operator++() {
++it;
return *this;
}
///
Inset * operator*() { return it->inset; }
///
Inset * operator->() { return it->inset; }
///
lyx::pos_type getPos() const { return it->pos; }
///
bool operator==(inset_iterator const & iter) const {
return it == iter.it;
}
///
bool operator!=(inset_iterator const & iter) const {
return it != iter.it;
}
private:
///
InsetList::iterator it;
};
///
friend class inset_iterator;
///
inset_iterator inset_iterator_begin();
///
inset_iterator inset_iterator_end();
///
inset_iterator InsetIterator(lyx::pos_type pos);
private:
/// if anything uses this we don't want it to.
Paragraph(Paragraph const &);
///
Paragraph * next_;
///
Paragraph * previous_;
struct Pimpl;
///
friend struct Paragraph::Pimpl;
///
Pimpl * pimpl_;
};
#endif