2 /* This file is part of
3 * ======================================================
5 * LyX, The Document Processor
7 * Copyright 1995 Matthias Ettrich
8 * Copyright 1995-2001 The LyX Team.
10 * ====================================================== */
12 #ifndef PARAGRAPH_PIMPL_H
13 #define PARAGRAPH_PIMPL_H
19 #include "paragraph.h"
20 #include "ParagraphParameters.h"
21 #include <boost/array.hpp>
23 struct Paragraph::Pimpl {
25 typedef std::vector<value_type> TextContainer;
28 Pimpl(Paragraph * owner);
30 Pimpl(Pimpl const &, Paragraph * owner, bool same_ids = false);
32 lyx::pos_type size() const {
38 void setContentsFromPar(Paragraph const * par);
40 value_type getChar(lyx::pos_type pos) const;
42 void setChar(lyx::pos_type pos, value_type c);
44 void insertChar(lyx::pos_type pos, value_type c, LyXFont const & font);
46 void insertInset(lyx::pos_type pos, Inset * inset, LyXFont const & font);
48 void erase(lyx::pos_type pos);
50 LyXFont const realizeFont(LyXFont const & font,
51 BufferParams const & bparams) const;
55 boost::array<int, 10> counter_;
58 friend struct matchIT;
61 /// used by lower_bound and upper_bound
63 int operator()(InsetTable const & a, InsetTable const & b) const {
67 /** A font entry covers a range of positions. Notice that the
68 entries in the list are inserted in random order.
69 I don't think it's worth the effort to implement a more effective
70 datastructure, because the number of different fonts in a paragraph
72 Nevertheless, I decided to store fontlist using a sorted vector:
73 fontlist = { {pos_1,font_1} , {pos_2,font_2} , ... } where
74 pos_1 < pos_2 < ..., font_{i-1} != font_i for all i,
75 and font_i covers the chars in positions pos_{i-1}+1,...,pos_i
76 (font_1 covers the chars 0,...,pos_1) (Dekel)
80 FontTable(lyx::pos_type p, LyXFont const & f)
83 font_ = container.get(f);
86 lyx::pos_type pos() const { return pos_; }
88 void pos(lyx::pos_type p) { pos_ = p; }
90 LyXFont const & font() const { return *font_; }
92 void font(LyXFont const & f) { font_ = container.get(f);}
94 /// End position of paragraph this font attribute covers
96 /** Font. Interpretation of the font values:
97 If a value is LyXFont::INHERIT_*, it means that the font
98 attribute is inherited from either the layout of this
99 paragraph or, in the case of nested paragraphs, from the
100 layout in the environment one level up until completely
102 The values LyXFont::IGNORE_* and LyXFont::TOGGLE are NOT
103 allowed in these font tables.
105 boost::shared_ptr<LyXFont> font_;
107 static ShareContainer<LyXFont> container;
110 friend struct matchFT;
113 /// used by lower_bound and upper_bound
115 int operator()(FontTable const & a, FontTable const & b) const {
116 return a.pos() < b.pos();
121 typedef std::vector<FontTable> FontList;
125 Paragraph * TeXDeeper(Buffer const *, BufferParams const &,
126 std::ostream &, TexRow & texrow);
128 void simpleTeXBlanks(std::ostream &, TexRow & texrow,
129 lyx::pos_type const i,
130 int & column, LyXFont const & font,
131 LyXLayout const & style);
133 void simpleTeXSpecialChars(Buffer const *, BufferParams const &,
134 std::ostream &, TexRow & texrow,
136 LyXFont & font, LyXFont & running_font,
137 LyXFont & basefont, bool & open_font,
138 LyXLayout const & style,
140 int & column, value_type const c);
142 Paragraph * getParFromID(int id) const;
146 static unsigned int paragraph_id;
148 ParagraphParameters params;
150 /// match a string against a particular point in the paragraph
151 bool isTextAt(BufferParams const &, LyXFont &,
152 string const & str, lyx::pos_type pos);