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https://git.lyx.org/repos/lyx.git
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35cf7dcb2b
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@902 a592a061-630c-0410-9148-cb99ea01b6c8
685 lines
15 KiB
C++
685 lines
15 KiB
C++
// -*- C++ -*-
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/* This file is part of
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* ======================================================
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*
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* LyX, The Document Processor
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*
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* Copyright 1995 Matthias Ettrich
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* Copyright 1995-2000 The LyX Team.
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*
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* ====================================================== */
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#ifndef LYXPARAGRAPH_H
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#define LYXPARAGRAPH_H
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#ifdef __GNUG__
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#pragma interface
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#endif
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#include <vector>
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#include <list>
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#include "insets/lyxinset.h"
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#include "table.h"
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#include "vspace.h"
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#include "layout.h"
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#include "support/block.h"
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#include "language.h"
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class BufferParams;
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class LyXBuffer;
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class TexRow;
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struct LaTeXFeatures;
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class InsetBibKey;
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class BufferView;
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// I dare you to enable this and help me find all the bugs that then show
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// up. (Lgb)
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//#define NEW_INSETS 1
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/// A LyXParagraph holds all text, attributes and insets in a text paragraph
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class LyXParagraph {
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public:
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///
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enum PEXTRA_TYPE {
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///
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PEXTRA_NONE,
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///
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PEXTRA_INDENT,
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///
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PEXTRA_MINIPAGE,
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///
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PEXTRA_FLOATFLT
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};
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///
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enum MINIPAGE_ALIGNMENT {
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///
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MINIPAGE_ALIGN_TOP,
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///
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MINIPAGE_ALIGN_MIDDLE,
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///
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MINIPAGE_ALIGN_BOTTOM
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};
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///
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enum META_KIND {
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#ifndef NEW_INSETS
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///
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META_FOOTNOTE = 1,
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///
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META_MARGIN,
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///
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META_FIG,
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///
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META_TAB,
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///
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META_ALGORITHM,
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///
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META_WIDE_FIG,
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///
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META_WIDE_TAB,
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///
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META_HFILL,
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#else
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///
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META_HFILL = 1,
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#endif
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///
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META_NEWLINE,
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///
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//META_PROTECTED_SEPARATOR,
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///
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META_INSET
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};
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#ifndef NEW_INSETS
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/// The footnoteflag
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enum footnote_flag {
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///
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NO_FOOTNOTE,
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///
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OPEN_FOOTNOTE,
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///
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CLOSED_FOOTNOTE
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};
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/// The footnotekinds
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enum footnote_kind {
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///
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FOOTNOTE,
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///
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MARGIN,
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///
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FIG,
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///
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TAB,
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///
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ALGORITHM, // Bernhard, 970807
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///
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WIDE_FIG, // CFO-G, 971106
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///
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WIDE_TAB // CFO-G, 971106
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};
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#endif
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///
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typedef char value_type;
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///
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typedef std::vector<value_type> TextContainer;
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///
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typedef int size_type;
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///
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LyXParagraph();
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/// this konstruktor inserts the new paragraph in a list
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explicit
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LyXParagraph(LyXParagraph * par);
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/// the destruktors removes the new paragraph from the list
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~LyXParagraph();
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///
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Language const * getParLanguage(BufferParams const &) const;
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///
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bool isRightToLeftPar(BufferParams const &) const;
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///
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void ChangeLanguage(BufferParams const & bparams,
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Language const * from, Language const * to);
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///
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bool isMultiLingual(BufferParams const &);
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///
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string String(Buffer const *, bool label);
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///
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string String(Buffer const *, size_type beg, size_type end);
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///
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void writeFile(Buffer const *, std::ostream &, BufferParams const &,
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char, char) const;
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///
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void validate(LaTeXFeatures &) const;
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///
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int id() const {
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return id_;
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}
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///
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void id(int id_arg) {
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id_ = id_arg;
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}
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///
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void read();
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///
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LyXParagraph * TeXOnePar(Buffer const *, BufferParams const &,
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std::ostream &, TexRow & texrow,
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bool moving_arg
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#ifndef NEW_INSETS
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,
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std::ostream & foot, TexRow & foot_texrow,
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int & foot_count
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#endif
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);
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///
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bool SimpleTeXOnePar(Buffer const *, BufferParams const &,
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std::ostream &, TexRow & texrow, bool moving_arg);
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///
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LyXParagraph * TeXEnvironment(Buffer const *, BufferParams const &,
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std::ostream &, TexRow & texrow,
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std::ostream & foot, TexRow & foot_texrow,
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int & foot_count);
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///
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LyXParagraph * Clone() const;
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///
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bool HasSameLayout(LyXParagraph const * par) const;
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///
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void MakeSameLayout(LyXParagraph const * par);
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/// Is it the first par with same depth and layout?
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bool IsFirstInSequence() const {
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LyXParagraph const * dhook = DepthHook(GetDepth());
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return (dhook == this
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|| dhook->GetLayout() != GetLayout()
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|| dhook->GetDepth() != GetDepth());
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}
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/** Check if the current paragraph is the last paragraph in a
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proof environment */
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int GetEndLabel(BufferParams const &) const;
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///
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Inset * InInset() { return inset_owner; }
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///
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void SetInsetOwner(Inset * i);
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///
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void deleteInsetsLyXText(BufferView *);
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void resizeInsetsLyXText(BufferView *);
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private:
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///
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TextContainer text;
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///
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Inset * inset_owner;
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public:
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///
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size_type size() const { return text.size(); }
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///
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void fitToSize() {
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text.resize(text.size());
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}
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///
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void setContentsFromPar(LyXParagraph * par) {
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text = par->text;
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}
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///
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void clearContents() {
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text.clear();
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}
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///
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VSpace added_space_top;
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///
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VSpace added_space_bottom;
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///
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Spacing spacing;
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///
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LyXTextClass::LayoutList::size_type layout;
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#ifndef NEW_INSETS
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/**
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\begin{itemize}
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\item no footnote, closed footnote,
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\item open footnote, where footnote
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\item means footnote-environment
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\end{itemize}
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*/
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footnote_flag footnoteflag;
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/// footnote, margin, fig, tab
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footnote_kind footnotekind;
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#endif
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//@Man: the LyX- DTP-switches
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//@{
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///
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bool line_top;
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///
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bool line_bottom;
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///
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bool pagebreak_top;
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///
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bool pagebreak_bottom;
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///
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LyXAlignment align;
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///
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char depth;
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///
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bool noindent;
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private:
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///
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block<int, 10> counter_;
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public:
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///
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void setCounter(int i, int v) { counter_[i] = v; }
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int getCounter(int i) const { return counter_[i]; }
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void incCounter(int i) { counter_[i]++; }
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///
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bool start_of_appendix;
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///
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bool appendix;
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///
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char enumdepth;
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///
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char itemdepth;
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/* This is for the paragraph extra stuff */
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///
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int pextra_type;
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///
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string pextra_width;
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///
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string pextra_widthp;
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///
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int pextra_alignment;
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///
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bool pextra_hfill;
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///
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bool pextra_start_minipage;
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///
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string labelstring;
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///
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string labelwidthstring;
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//@}
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///
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LyXParagraph * next;
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///
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LyXParagraph * previous;
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/* table stuff -- begin*/
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///
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LyXTable * table;
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/* table stuff -- end*/
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///
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InsetBibKey * bibkey; // ale970302
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/** these function are able to hide closed footnotes
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*/
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LyXParagraph * Next();
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///
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LyXParagraph * Previous();
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///
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LyXParagraph const * Previous() const;
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#ifndef NEW_INSETS
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/** these function are able to hide open and closed footnotes
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*/
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LyXParagraph * NextAfterFootnote();
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///
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LyXParagraph const * NextAfterFootnote() const;
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///
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LyXParagraph * PreviousBeforeFootnote();
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///
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LyXParagraph * LastPhysicalPar();
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///
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LyXParagraph const * LastPhysicalPar() const;
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///
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LyXParagraph * FirstPhysicalPar();
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///
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LyXParagraph const * FirstPhysicalPar() const;
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#endif
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/// returns the physical paragraph
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LyXParagraph * ParFromPos(size_type pos);
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/// returns the position in the physical par
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int PositionInParFromPos(size_type pos) const;
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/// for the environments
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LyXParagraph * DepthHook(int depth);
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/// for the environments
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LyXParagraph const * DepthHook(int depth) const;
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///
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int BeginningOfMainBody() const;
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///
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string const & GetLabelstring() const;
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/// the next two functions are for the manual labels
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string GetLabelWidthString() const;
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///
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void SetLabelWidthString(string const & s);
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///
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LyXTextClass::LayoutList::size_type GetLayout() const;
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///
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char GetAlign() const;
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///
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char GetDepth() const;
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///
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void SetLayout(BufferParams const &,
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LyXTextClass::LayoutList::size_type new_layout);
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///
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void SetOnlyLayout(BufferParams const &,
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LyXTextClass::LayoutList::size_type new_layout);
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///
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int GetFirstCounter(int i) const;
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///
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size_type Last() const;
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///
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void Erase(size_type pos);
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/** the flag determines wether the layout should be copied
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*/
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void BreakParagraph(BufferParams const &, size_type pos, int flag);
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///
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void BreakParagraphConservative(BufferParams const &, size_type pos);
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/** Get unistantiated font setting. Returns the difference
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between the characters font and the layoutfont.
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This is what is stored in the fonttable
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*/
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LyXFont GetFontSettings(BufferParams const &, size_type pos) const;
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///
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LyXFont GetFirstFontSettings() const;
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/** Get fully instantiated font. If pos == -1, use the layout
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font attached to this paragraph.
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If pos == -2, use the label font of the layout attached here.
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In all cases, the font is instantiated, i.e. does not have any
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attributes with values LyXFont::INHERIT, LyXFont::IGNORE or
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LyXFont::TOGGLE.
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*/
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LyXFont getFont(BufferParams const &, size_type pos) const;
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///
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value_type GetChar(size_type pos);
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///
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value_type GetChar(size_type pos) const;
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/// The position must already exist.
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void SetChar(size_type pos, value_type c) {
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text[pos] = c;
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}
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///
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void SetFont(size_type pos, LyXFont const & font);
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///
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string GetWord(size_type &) const;
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/// Returns the height of the highest font in range
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LyXFont::FONT_SIZE HighestFontInRange(size_type startpos,
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size_type endpos) const;
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///
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void InsertChar(size_type pos, value_type c);
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///
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void InsertChar(size_type pos, value_type c, LyXFont const &);
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///
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void InsertInset(size_type pos, Inset * inset);
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///
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void InsertInset(size_type pos, Inset * inset, LyXFont const &);
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///
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bool InsertInsetAllowed(Inset * inset);
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///
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Inset * GetInset(size_type pos);
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///
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Inset const * GetInset(size_type pos) const;
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#ifndef NEW_INSETS
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///
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void OpenFootnote(size_type pos);
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///
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void CloseFootnote(size_type pos);
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#endif
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/// important for cut and paste
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void CopyIntoMinibuffer(BufferParams const &, size_type pos) const;
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///
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void CutIntoMinibuffer(BufferParams const &, size_type pos);
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///
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bool InsertFromMinibuffer(size_type pos);
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///
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bool IsHfill(size_type pos) const;
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///
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bool IsInset(size_type pos) const;
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#ifndef NEW_INSETS
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///
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bool IsFloat(size_type pos) const;
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#endif
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///
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bool IsNewline(size_type pos) const;
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///
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bool IsSeparator(size_type pos) const;
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///
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bool IsLineSeparator(size_type pos) const;
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///
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bool IsKomma(size_type pos) const;
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/// Used by the spellchecker
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bool IsLetter(size_type pos) const;
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///
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bool IsWord(size_type pos) const;
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/** This one resets all layout and dtp switches but not the font
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of the single characters
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*/
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void Clear();
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/** paste this paragraph with the next one
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be carefull, this doesent make any check at all
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*/
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void PasteParagraph(BufferParams const &);
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/// used to remove the error messages
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int AutoDeleteInsets();
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/// returns -1 if inset not found
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int GetPositionOfInset(Inset * inset) const;
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#ifndef NEW_INSETS
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/// ok and now some footnote functions
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void OpenFootnotes();
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///
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void CloseFootnotes();
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///
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LyXParagraph * FirstSelfrowPar();
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#endif
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///
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int StripLeadingSpaces(LyXTextClassList::size_type tclass);
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#ifndef NEW_INSETS
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/** A paragraph following a footnote is a "dummy". A paragraph
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with a footnote in it is stored as three paragraphs:
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First a paragraph with the text up to the footnote, then
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one (or more) paragraphs with the footnote, and finally
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the a paragraph with the text after the footnote. Only the
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first paragraph keeps information about layoutparameters, */
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bool IsDummy() const;
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#endif
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/* If I set a PExtra Indent on one paragraph of a ENV_LIST-TYPE
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I have to set it on each of it's elements */
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///
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void SetPExtraType(BufferParams const &,
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int type, char const * width, char const * widthp);
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///
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void UnsetPExtraType(BufferParams const &);
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///
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bool linuxDocConvertChar(char c, string & sgml_string);
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///
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void DocBookContTableRows(Buffer const *,
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std::ostream &, string & extra,
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int & desc_on, size_type i,
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int current_cell_number, int & column);
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///
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void SimpleDocBookOneTablePar(Buffer const *,
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std::ostream &, string & extra,
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int & desc_on, int depth);
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private:
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///
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struct InsetTable {
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///
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size_type pos;
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///
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Inset * inset;
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///
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InsetTable(size_type p, Inset * i) { pos = p; inset = i;}
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};
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///
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friend struct matchIT;
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///
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struct matchIT {
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/// used by lower_bound and upper_bound
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inline
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int operator()(LyXParagraph::InsetTable const & a,
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LyXParagraph::InsetTable const & b) const {
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return a.pos < b.pos;
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}
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};
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/** A font entry covers a range of positions. Notice that the
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entries in the list are inserted in random order.
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I don't think it's worth the effort to implement a more effective
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datastructure, because the number of different fonts in a paragraph
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is limited. (Asger)
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Nevertheless, I decided to store fontlist using a sorted vector:
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fontlist = { {pos_1,font_1} , {pos_2,font_2} , ... } where
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pos_1 < pos_2 < ..., font_{i-1} != font_i for all i,
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and font_i covers the chars in positions pos_{i-1}+1,...,pos_i
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(font_1 covers the chars 0,...,pos_1) (Dekel)
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*/
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struct FontTable {
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/// End position of paragraph this font attribute covers
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size_type pos;
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/** Font. Interpretation of the font values:
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If a value is LyXFont::INHERIT_*, it means that the font
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attribute is inherited from either the layout of this
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paragraph or, in the case of nested paragraphs, from the
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layout in the environment one level up until completely
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resolved.
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The values LyXFont::IGNORE_* and LyXFont::TOGGLE are NOT
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allowed in these font tables.
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*/
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LyXFont font;
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///
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FontTable(size_type p, LyXFont const & f) {pos = p; font = f;}
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};
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friend struct matchFT;
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///
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struct matchFT {
|
||
/// used by lower_bound and upper_bound
|
||
inline
|
||
int operator()(LyXParagraph::FontTable const & a,
|
||
LyXParagraph::FontTable const & b) const {
|
||
return a.pos < b.pos;
|
||
}
|
||
};
|
||
|
||
///
|
||
typedef std::vector<FontTable> FontList;
|
||
///
|
||
FontList fontlist;
|
||
///
|
||
typedef std::vector<InsetTable> InsetList;
|
||
///
|
||
InsetList insetlist;
|
||
///
|
||
LyXParagraph * TeXDeeper(Buffer const *, BufferParams const &,
|
||
std::ostream &, TexRow & texrow,
|
||
std::ostream & foot, TexRow & foot_texrow,
|
||
int & foot_count);
|
||
#ifndef NEW_INSETS
|
||
///
|
||
LyXParagraph * TeXFootnote(Buffer const *, BufferParams const &,
|
||
std::ostream &, TexRow & texrow,
|
||
std::ostream & foot, TexRow & foot_texrow,
|
||
int & foot_count,
|
||
bool parent_is_rtl);
|
||
#endif
|
||
///
|
||
bool SimpleTeXOneTablePar(Buffer const *, BufferParams const &,
|
||
std::ostream &, TexRow & texrow);
|
||
///
|
||
bool TeXContTableRows(Buffer const *, BufferParams const &,
|
||
std::ostream &, size_type i,
|
||
int current_cell_number,
|
||
int & column, TexRow & texrow);
|
||
///
|
||
void SimpleTeXBlanks(std::ostream &, TexRow & texrow,
|
||
size_type const i,
|
||
int & column, LyXFont const & font,
|
||
LyXLayout const & style);
|
||
///
|
||
void SimpleTeXSpecialChars(Buffer const *, BufferParams const &,
|
||
std::ostream &, TexRow & texrow,
|
||
bool moving_arg,
|
||
LyXFont & font, LyXFont & running_font,
|
||
LyXFont & basefont, bool & open_font,
|
||
LyXLayout const & style,
|
||
size_type & i,
|
||
int & column, value_type const c);
|
||
///
|
||
unsigned int id_;
|
||
///
|
||
static unsigned int paragraph_id;
|
||
public:
|
||
class inset_iterator {
|
||
public:
|
||
inset_iterator() {}
|
||
inset_iterator(InsetList::iterator const & iter) : it(iter) {};
|
||
inset_iterator & operator++() {
|
||
++it;
|
||
return *this;
|
||
}
|
||
Inset * operator*() { return (*it).inset; }
|
||
size_type getPos() {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;
|
||
};
|
||
///
|
||
inset_iterator inset_iterator_begin() {
|
||
return inset_iterator(insetlist.begin());
|
||
}
|
||
///
|
||
inset_iterator inset_iterator_end() {
|
||
return inset_iterator(insetlist.end());
|
||
}
|
||
///
|
||
inset_iterator InsetIterator(size_type pos);
|
||
};
|
||
|
||
#endif
|