mirror of
https://git.lyx.org/repos/lyx.git
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27de1486ca
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@140 a592a061-630c-0410-9148-cb99ea01b6c8
520 lines
11 KiB
C++
520 lines
11 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 (C) 1995 Matthias Ettrich
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* Copyright (C) 1995-1998 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 "definitions.h"
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#include "insets/lyxinset.h"
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#include "table.h"
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#include "textutils.h"
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#include "vspace.h"
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#include "insets/insetbib.h"
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class BufferParams;
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class LyXBuffer;
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class LyXLayout;
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class TexRow;
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struct LaTeXFeatures;
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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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/// 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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///
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LyXParagraph();
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/// this konstruktor inserts the new paragraph in a list
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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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void writeFile(FILE*, BufferParams &, char, char);
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// ///
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//void writeLaTeX(FILE*, BufferParams &);
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///
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void validate(LaTeXFeatures&);
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///
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int GetID(){
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return id;
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}
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///
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void SetID(int id_arg){
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id = id_arg;
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}
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/** allocates more memory for the specified paragraph
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pos is needed to specify the paragraph correctly. Remember the
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closed footnotes
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*/
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void Enlarge(int pos, int number);
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/** make the allocated memory fit to the needed size
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used to make a paragraph smaller
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*/
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void FitSize();
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///
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void read();
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///
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void readSimpleWholeFile(FILE *);
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///
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LyXParagraph* TeXOnePar(LString &file, TexRow &texrow,
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LString &foot, TexRow &foot_texrow,
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int &foot_count);
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///
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LyXParagraph* TeXEnvironment(LString &file, TexRow &texrow,
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LString &foot, TexRow &foot_texrow,
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int &foot_count);
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///
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LyXParagraph* Clone();
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///
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bool HasSameLayout(LyXParagraph *par);
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///
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void MakeSameLayout(LyXParagraph *par);
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/// Is it the first par with same depth and layout?
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bool IsFirstInSequence() {
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LyXParagraph *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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///
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int size;
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///
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char *text;
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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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signed char layout;
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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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//@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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char 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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int counter[10];
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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) { 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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LString pextra_width;
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///
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LString 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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LString labelstring;
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///
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LString labelwidthstring;
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//@}
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///
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int last;
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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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/** 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 *PreviousBeforeFootnote();
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///
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LyXParagraph *LastPhysicalPar();
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///
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LyXParagraph *FirstPhysicalPar();
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/// returns the physical paragraph
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LyXParagraph *ParFromPos(int pos);
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/// returns the position in the physical par
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int PositionInParFromPos(int pos);
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/// for the environments
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LyXParagraph* DepthHook(int depth);
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///
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int BeginningOfMainBody();
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///
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LString GetLabelString();
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/// the next two functions are for the manual labels
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LString GetLabelWidthString();
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///
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void SetLabelWidthString(const LString &s);
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///
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int GetLayout();
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///
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char GetAlign();
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///
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char GetDepth();
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///
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void SetLayout(char new_layout);
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///
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void SetOnlyLayout(char new_layout);
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///
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int GetFirstCounter(int i);
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///
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int Last();
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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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///
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void Erase(int pos);
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/** the flag determines wether the layout should be copied
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*/
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void BreakParagraph(int pos, int flag);
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///
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void BreakParagraphConservative(int pos);
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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();
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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(int pos);
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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(int pos);
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///
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char GetChar(int pos);
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///
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LString GetWord(int &);
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///
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void SetFont(int pos, LyXFont const & font);
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/// Returns the height of the highest font in range
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LyXFont::FONT_SIZE HighestFontInRange(int startpos, int endpos) const;
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///
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void InsertChar(int pos, char c);
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///
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void InsertInset(int pos, Inset *inset);
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///
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Inset* GetInset(int pos);
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/// used to remove the error messages
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int AutoDeleteInsets();
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///
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Inset* ReturnNextInsetPointer(int &pos);
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/// returns -1 if inset not found
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int GetPositionOfInset(Inset* inset);
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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 OpenFootnote(int pos);
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///
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void CloseFootnotes();
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///
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void CloseFootnote(int pos);
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/// important for cut and paste
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void CopyIntoMinibuffer(int pos);
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///
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void CutIntoMinibuffer(int pos);
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///
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void InsertFromMinibuffer(int pos);
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///
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LyXParagraph *FirstSelfrowPar();
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///
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bool IsHfill(int pos) {
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return IsHfillChar(GetChar(pos));
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}
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///
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bool IsInset(int pos) {
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return IsInsetChar(GetChar(pos));
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}
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///
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bool IsFloat(int pos) {
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return IsFloatChar(GetChar(pos));
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}
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///
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bool IsNewline(int pos) {
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bool tmp=false;
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if (pos>=0)
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tmp= IsNewlineChar(GetChar(pos));
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return tmp;
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}
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///
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bool IsSeparator(int pos) {
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return IsSeparatorChar(GetChar(pos));
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}
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///
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bool IsLineSeparator(int pos) {
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return IsLineSeparatorChar(GetChar(pos));
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}
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///
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bool IsKomma(int pos){
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return IsKommaChar(GetChar(pos));
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}
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/// Used by the spellchecker
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bool IsLetter(int pos);
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///
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bool IsWord( int pos ) {
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return IsWordChar( GetChar(pos) ) ;
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}
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///
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int ClearParagraph(){
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int i=0;
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if (!IsDummy() && !table){
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while (Last()
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&& (IsNewline(0)
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|| IsLineSeparator(0))){
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Erase(0);
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i++;
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}
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}
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return i;
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}
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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(){
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return (footnoteflag == LyXParagraph::NO_FOOTNOTE && previous
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&& previous->footnoteflag != LyXParagraph::NO_FOOTNOTE);
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}
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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(int type, const char *width, const char *widthp);
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///
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void UnsetPExtraType();
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///
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bool RoffContTableRows(FILE *file, int i, int actcell);
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///
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bool linuxDocConvertChar(char c, LString &sgml_string);
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///
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void SimpleDocBookOneTablePar(LString &file, LString &extra,
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int &desc_on, int depth);
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///
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void DocBookContTableRows(LString &file, LString &extra, int &desc_on,
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int i, int current_cell_number, int &column);
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private:
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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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*/
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struct FontTable {
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/// Start position of paragraph this font attribute covers
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int pos;
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/// Ending position of paragraph this font attribute covers
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int pos_end;
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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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/// Pointer to next font entry
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FontTable *next;
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};
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///
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struct InsetTable {
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///
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int pos;
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///
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Inset *inset;
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///
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InsetTable *next;
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};
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///
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FontTable *fonttable;
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///
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InsetTable *insettable;
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///
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LyXParagraph * TeXDeeper(LString &file, TexRow &texrow,
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LString &foot, TexRow &foot_texrow,
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int &foot_count);
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///
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LyXParagraph * TeXFootnote(LString &file, TexRow &texrow,
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LString &foot, TexRow &foot_texrow,
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int &foot_count);
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///
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bool SimpleTeXOnePar(LString &file, TexRow &texrow);
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///
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bool SimpleTeXOneTablePar(LString &file, TexRow &texrow);
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///
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bool TeXContTableRows(LString &file, int i, int current_cell_number,
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int &column, TexRow &texrow);
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///
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void SimpleTeXBlanks(LString &file, TexRow &texrow,
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int const i, int &column, LyXFont const &font,
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LyXLayout const * const style);
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///
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void SimpleTeXSpecialChars(LString &file, TexRow &texrow,
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LyXFont &font, LyXFont &running_font,
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LyXFont &basefont, bool &open_font,
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LyXLayout const * const style,
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int &i, int &column, char const c);
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///
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int id;
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///
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static unsigned int paragraph_id;
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};
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#endif
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