/* This file is part of
- * ======================================================
- *
+ * ======================================================
+ *
* LyX, The Document Processor
- *
+ *
* Copyright 1995 Matthias Ettrich
- * Copyright 1995-2001 The LyX Team.
+ * Copyright 1995-2001 The LyX Team.
*
* ====================================================== */
#include "paragraph_pimpl.h"
#include "texrow.h"
+#include "language.h"
#include "bufferparams.h"
#include "encoding.h"
#include "lyxrc.h"
#include "debug.h"
+#include "lyxtextclasslist.h"
+
+#include "support/LAssert.h"
+
+using lyx::pos_type;
+using std::endl;
+using std::ostream;
+using std::upper_bound;
+using std::lower_bound;
extern int tex_code_break_column;
+// Initialize static member.
+ShareContainer<LyXFont> Paragraph::Pimpl::FontTable::container;
// Initialization of the counter for the paragraph id's,
unsigned int Paragraph::Pimpl::paragraph_id = 0;
-// Initialize static member.
-ShareContainer<LyXFont> Paragraph::Pimpl::FontTable::container;
+namespace {
+
+string special_phrases[][2] = {
+ { "LyX", "\\LyX{}" },
+ { "TeX", "\\TeX{}" },
+ { "LaTeX2e", "\\LaTeXe{}" },
+ { "LaTeX", "\\LaTeX{}" },
+ };
+
+size_t phrases_nr = sizeof(special_phrases)/sizeof(special_phrases[0]);
+
+} // namespace anon
Paragraph::Pimpl::Pimpl(Paragraph * owner)
}
-Paragraph::Pimpl::Pimpl(Paragraph::Pimpl const & p, Paragraph * owner,
- bool same_ids)
+Paragraph::Pimpl::Pimpl(Pimpl const & p, Paragraph * owner, bool same_ids)
: params(p.params), owner_(owner)
{
inset_owner = p.inset_owner;
}
-Paragraph::value_type
-Paragraph::Pimpl::getChar(Paragraph::size_type pos) const
+Paragraph::value_type Paragraph::Pimpl::getChar(pos_type pos) const
{
- lyx::Assert(pos <= size());
+ // This is in the critical path for loading!
+ pos_type const siz = size();
+ lyx::Assert(pos <= siz);
// This is stronger, and I belive that this is the assertion
// that we should really use. (Lgb)
//Assert(pos < size());
// Then this has no meaning. (Lgb)
- if (!size() || pos == size()) return '\0';
-
+ if (!siz || pos == siz)
+ return '\0';
+
return text[pos];
}
-void Paragraph::Pimpl::setChar(Paragraph::size_type pos,
- Paragraph::value_type c)
+void Paragraph::Pimpl::setChar(pos_type pos, value_type c)
{
text[pos] = c;
}
-void Paragraph::Pimpl::insertChar(Paragraph::size_type pos,
- Paragraph::value_type c,
+void Paragraph::Pimpl::insertChar(pos_type pos, value_type c,
LyXFont const & font)
{
lyx::Assert(pos <= size());
+ // This is actually very common when parsing buffers (and
+ // maybe inserting ascii text)
+ if (pos == size()) {
+ // when appending characters, no need to update tables
+ text.push_back(c);
+ owner_->setFont(pos, font);
+ return;
+ }
+
text.insert(text.begin() + pos, c);
// Update the font table.
FontTable search_font(pos, LyXFont());
- for (FontList::iterator it = std::lower_bound(fontlist.begin(),
+ for (FontList::iterator it = lower_bound(fontlist.begin(),
fontlist.end(),
search_font, matchFT());
it != fontlist.end(); ++it)
- (*it).pos((*it).pos() + 1);
-
+ {
+ it->pos(it->pos() + 1);
+ }
+
// Update the inset table.
InsetTable search_inset(pos, 0);
- for (InsetList::iterator it = std::lower_bound(owner_->insetlist.begin(),
+ for (InsetList::iterator it = lower_bound(owner_->insetlist.begin(),
owner_->insetlist.end(),
search_inset, matchIT());
it != owner_->insetlist.end(); ++it)
- ++(*it).pos;
-
+ {
+ ++it->pos;
+ }
owner_->setFont(pos, font);
}
-void Paragraph::Pimpl::insertInset(Paragraph::size_type pos,
+void Paragraph::Pimpl::insertInset(pos_type pos,
Inset * inset, LyXFont const & font)
{
lyx::Assert(inset);
lyx::Assert(pos <= size());
-
+
insertChar(pos, META_INSET, font);
lyx::Assert(text[pos] == META_INSET);
-
+
// Add a new entry in the inset table.
InsetTable search_inset(pos, 0);
- InsetList::iterator it = std::lower_bound(owner_->insetlist.begin(),
+ InsetList::iterator it = lower_bound(owner_->insetlist.begin(),
owner_->insetlist.end(),
search_inset, matchIT());
- if (it != owner_->insetlist.end() && (*it).pos == pos) {
+ if (it != owner_->insetlist.end() && it->pos == pos) {
lyxerr << "ERROR (Paragraph::InsertInset): "
- "there is an inset in position: " << pos << std::endl;
+ "there is an inset in position: " << pos << endl;
} else {
owner_->insetlist.insert(it, InsetTable(pos, inset));
+ inset->parOwner(owner_);
}
-
+
if (inset_owner)
inset->setOwner(inset_owner);
}
-void Paragraph::Pimpl::erase(Paragraph::size_type pos)
+void Paragraph::Pimpl::erase(pos_type pos)
{
lyx::Assert(pos < size());
- // if it is an inset, delete the inset entry
+ // if it is an inset, delete the inset entry
if (text[pos] == Paragraph::META_INSET) {
// find the entry
InsetTable search_inset(pos, 0);
InsetList::iterator it =
- std::lower_bound(owner_->insetlist.begin(),
+ lower_bound(owner_->insetlist.begin(),
owner_->insetlist.end(),
search_inset, matchIT());
- if (it != owner_->insetlist.end() && (*it).pos == pos) {
- delete (*it).inset;
+ if (it != owner_->insetlist.end() && it->pos == pos) {
+ delete it->inset;
owner_->insetlist.erase(it);
}
}
-
+
text.erase(text.begin() + pos);
-
+
// Erase entries in the tables.
FontTable search_font(pos, LyXFont());
-
+
FontList::iterator it =
- std::lower_bound(fontlist.begin(),
+ lower_bound(fontlist.begin(),
fontlist.end(),
search_font, matchFT());
- if (it != fontlist.end() && (*it).pos() == pos &&
- (pos == 0 ||
- (it != fontlist.begin()
- && (*(it - 1)).pos() == pos - 1))) {
+ if (it != fontlist.end() && it->pos() == pos &&
+ (pos == 0 ||
+ (it != fontlist.begin()
+ && boost::prior(it)->pos() == pos - 1))) {
// If it is a multi-character font
// entry, we just make it smaller
// (see update below), otherwise we
it = fontlist.begin() + i - 1;
}
}
-
+
// Update all other entries.
FontList::iterator fend = fontlist.end();
for (; it != fend; ++it)
- (*it).pos((*it).pos() - 1);
-
+ it->pos(it->pos() - 1);
+
// Update the inset table.
InsetTable search_inset(pos, 0);
InsetList::iterator lend = owner_->insetlist.end();
for (InsetList::iterator it =
- std::upper_bound(owner_->insetlist.begin(),
+ upper_bound(owner_->insetlist.begin(),
lend,
search_inset, matchIT());
it != lend; ++it)
- --(*it).pos;
+ --it->pos;
}
-void Paragraph::Pimpl::simpleTeXBlanks(std::ostream & os, TexRow & texrow,
- Paragraph::size_type const i,
+void Paragraph::Pimpl::simpleTeXBlanks(ostream & os, TexRow & texrow,
+ pos_type const i,
int & column, LyXFont const & font,
LyXLayout const & style)
{
+ if (style.pass_thru) return;
if (column > tex_code_break_column
- && i
+ && i
&& getChar(i - 1) != ' '
&& (i < size() - 1)
-#ifndef NO_LATEX
- // In LaTeX mode, we don't want to
- // break lines since some commands
- // do not like this
- && ! (font.latex() == LyXFont::ON)
-#endif
// same in FreeSpacing mode
&& !style.free_spacing
- // In typewriter mode, we want to avoid
+ && !owner_->isFreeSpacing()
+ // In typewriter mode, we want to avoid
// ! . ? : at the end of a line
&& !(font.family() == LyXFont::TYPEWRITER_FAMILY
&& (getChar(i - 1) == '.'
- || getChar(i - 1) == '?'
+ || getChar(i - 1) == '?'
|| getChar(i - 1) == ':'
|| getChar(i - 1) == '!'))) {
if (tex_code_break_column == 0) {
texrow.newline();
texrow.start(owner_, i + 1);
column = 0;
- } else
-#ifndef NO_LATEX
- if (font.latex() == LyXFont::OFF) {
-#endif
- if (style.free_spacing) {
- os << '~';
- } else {
- os << ' ';
- }
-#ifndef NO_LATEX
+ } else if (style.free_spacing) {
+ os << '~';
+ } else {
+ os << ' ';
}
-#endif
+}
+
+
+bool Paragraph::Pimpl::isTextAt(string const & str, pos_type pos)
+{
+ pos_type const len = str.length();
+
+ // is the paragraph large enough?
+ if (pos + len > size())
+ return false;
+
+ // does the wanted text start at point?
+ for (string::size_type i = 0; i < str.length(); ++i) {
+ if (str[i] != text[pos + i])
+ return false;
+ }
+
+ // is there a font change in middle of the word?
+ FontList::const_iterator cit = fontlist.begin();
+ FontList::const_iterator end = fontlist.end();
+ for (; cit != end; ++cit) {
+ if (cit->pos() >= pos)
+ break;
+ }
+ if (cit != end && pos + len - 1 > cit->pos())
+ return false;
+
+ return true;
}
void Paragraph::Pimpl::simpleTeXSpecialChars(Buffer const * buf,
BufferParams const & bparams,
- std::ostream & os,
+ ostream & os,
TexRow & texrow,
bool moving_arg,
LyXFont & font,
LyXFont & basefont,
bool & open_font,
LyXLayout const & style,
- Paragraph::size_type & i,
+ pos_type & i,
int & column,
- Paragraph::value_type const c)
+ value_type const c)
{
+ if (style.pass_thru) {
+ if (c != '\0') os << c;
+ return;
+ }
// Two major modes: LaTeX or plain
// Handle here those cases common to both modes
// and then split to handle the two modes separately.
os << "}";
if (tmp) {
+ for (int j = 0; j < tmp; ++j) {
+ texrow.newline();
+ }
+ texrow.start(owner_, i + 1);
column = 0;
} else {
column += int(os.tellp()) - len;
}
- for (; tmp--;) {
- texrow.newline();
- }
}
}
break;
basefont);
open_font = false;
}
- basefont = owner_->getFont(bparams, -1);
+ basefont = owner_->getLayoutFont(bparams);
running_font = basefont;
break;
- case Paragraph::META_HFILL:
+ case Paragraph::META_HFILL:
os << "\\hfill{}";
column += 7;
break;
default:
// And now for the special cases within each mode
-#ifndef NO_LATEX
- // Are we in LaTeX mode?
- if (font.latex() == LyXFont::ON) {
- // at present we only have one option
- // but I'll leave it as a switch statement
- // so its simpler to extend. (ARRae)
- switch (c) {
- default:
- // make sure that we will not print
- // error generating chars to the tex
- // file. This test would not be needed
- // if it were done in the buffer
- // itself.
- if (c != '\0') {
- os << c;
+
+ switch (c) {
+ case '\\':
+ os << "\\textbackslash{}";
+ column += 15;
+ break;
+
+ case '±': case '²': case '³':
+ case '×': case '÷': case '¹':
+ case '¬': case 'µ':
+ if ((bparams.inputenc == "latin1" ||
+ bparams.inputenc == "latin9") ||
+ (bparams.inputenc == "auto" &&
+ (font.language()->encoding()->LatexName()
+ == "latin1" ||
+ font.language()->encoding()->LatexName()
+ == "latin9"))) {
+ os << "\\ensuremath{"
+ << c
+ << '}';
+ column += 13;
+ } else {
+ os << c;
+ }
+ break;
+
+ case '|': case '<': case '>':
+ // In T1 encoding, these characters exist
+ if (lyxrc.fontenc == "T1") {
+ os << c;
+ //... but we should avoid ligatures
+ if ((c == '>' || c == '<')
+ && i <= size() - 2
+ && getChar(i + 1) == c) {
+ //os << "\\textcompwordmark{}";
+ // Jean-Marc, have a look at
+ // this. I think this works
+ // equally well:
+ os << "\\,{}";
+ // Lgb
+ column += 19;
}
break;
}
- } else {
-#endif
- // Plain mode (i.e. not LaTeX)
+ // Typewriter font also has them
+ if (font.family() == LyXFont::TYPEWRITER_FAMILY) {
+ os << c;
+ break;
+ }
+ // Otherwise, we use what LaTeX
+ // provides us.
switch (c) {
- case '\\':
- os << "\\textbackslash{}";
- column += 15;
+ case '<':
+ os << "\\textless{}";
+ column += 10;
break;
-
- case '°': case '±': case '²': case '³':
- case '×': case '÷': case '¹': case 'ª':
- case 'º': case '¬': case 'µ':
- if (bparams.inputenc == "latin1" ||
- (bparams.inputenc == "auto" &&
- font.language()->encoding()->LatexName()
- == "latin1")) {
- os << "\\ensuremath{"
- << c
- << '}';
- column += 13;
- } else {
- os << c;
- }
+ case '>':
+ os << "\\textgreater{}";
+ column += 13;
break;
-
- case '|': case '<': case '>':
- // In T1 encoding, these characters exist
- if (lyxrc.fontenc == "T1") {
- os << c;
- //... but we should avoid ligatures
- if ((c == '>' || c == '<')
- && i <= size() - 2
- && getChar(i + 1) == c) {
- //os << "\\textcompwordmark{}";
- // Jean-Marc, have a look at
- // this. I think this works
- // equally well:
- os << "\\,{}";
- // Lgb
- column += 19;
- }
- break;
- }
- // Typewriter font also has them
- if (font.family() == LyXFont::TYPEWRITER_FAMILY) {
- os << c;
- break;
- }
- // Otherwise, we use what LaTeX
- // provides us.
- switch (c) {
- case '<':
- os << "\\textless{}";
- column += 10;
- break;
- case '>':
- os << "\\textgreater{}";
- column += 13;
- break;
- case '|':
- os << "\\textbar{}";
- column += 9;
- break;
- }
+ case '|':
+ os << "\\textbar{}";
+ column += 9;
break;
+ }
+ break;
- case '-': // "--" in Typewriter mode -> "-{}-"
- if (i <= size() - 2
- && getChar(i + 1) == '-'
- && font.family() == LyXFont::TYPEWRITER_FAMILY) {
- os << "-{}";
- column += 2;
- } else {
- os << '-';
- }
- break;
+ case '-': // "--" in Typewriter mode -> "-{}-"
+ if (i <= size() - 2
+ && getChar(i + 1) == '-'
+ && font.family() == LyXFont::TYPEWRITER_FAMILY) {
+ os << "-{}";
+ column += 2;
+ } else {
+ os << '-';
+ }
+ break;
- case '\"':
- os << "\\char`\\\"{}";
- column += 9;
- break;
+ case '\"':
+ os << "\\char`\\\"{}";
+ column += 9;
+ break;
- case '£':
- if (bparams.inputenc == "default") {
- os << "\\pounds{}";
- column += 8;
- } else {
+ case '£':
+ if (bparams.inputenc == "default") {
+ os << "\\pounds{}";
+ column += 8;
+ } else {
+ os << c;
+ }
+ break;
+
+ case '$': case '&':
+ case '%': case '#': case '{':
+ case '}': case '_':
+ os << '\\' << c;
+ column += 1;
+ break;
+
+ case '~':
+ os << "\\textasciitilde{}";
+ column += 16;
+ break;
+
+ case '^':
+ os << "\\textasciicircum{}";
+ column += 17;
+ break;
+
+ case '*': case '[': case ']':
+ // avoid being mistaken for optional arguments
+ os << '{' << c << '}';
+ column += 2;
+ break;
+
+ case ' ':
+ // Blanks are printed before font switching.
+ // Sure? I am not! (try nice-latex)
+ // I am sure it's correct. LyX might be smarter
+ // in the future, but for now, nothing wrong is
+ // written. (Asger)
+ break;
+
+ default:
+
+ // I assume this is hack treating typewriter as verbatim
+ if (font.family() == LyXFont::TYPEWRITER_FAMILY) {
+ if (c != '\0') {
os << c;
}
break;
+ }
- case '$': case '&':
- case '%': case '#': case '{':
- case '}': case '_':
- os << '\\' << c;
- column += 1;
- break;
-
- case '~':
- os << "\\textasciitilde{}";
- column += 16;
- break;
-
- case '^':
- os << "\\textasciicircum{}";
- column += 17;
- break;
+ // LyX, LaTeX etc.
- case '*': case '[': case ']':
- // avoid being mistaken for optional arguments
- os << '{' << c << '}';
- column += 2;
- break;
+ // FIXME: if we have "LaTeX" with a font change in the middle (before
+ // the 'T', then the "TeX" part is still special cased. Really we
+ // should only operate this on "words" for some definition of word
- case ' ':
- // Blanks are printed before font switching.
- // Sure? I am not! (try nice-latex)
- // I am sure it's correct. LyX might be smarter
- // in the future, but for now, nothing wrong is
- // written. (Asger)
- break;
+ size_t pnr = 0;
- default:
- /* idea for labels --- begin*/
- // Check for "LyX"
- if (c == 'L'
- && i <= size() - 3
- && font.family() != LyXFont::TYPEWRITER_FAMILY
- && getChar(i + 1) == 'y'
- && getChar(i + 2) == 'X') {
- os << "\\LyX{}";
- i += 2;
- column += 5;
- }
- // Check for "TeX"
- else if (c == 'T'
- && i <= size() - 3
- && font.family() != LyXFont::TYPEWRITER_FAMILY
- && getChar(i + 1) == 'e'
- && getChar(i + 2) == 'X') {
- os << "\\TeX{}";
- i += 2;
- column += 5;
- }
- // Check for "LaTeX2e"
- else if (c == 'L'
- && i <= size() - 7
- && font.family() != LyXFont::TYPEWRITER_FAMILY
- && getChar(i + 1) == 'a'
- && getChar(i + 2) == 'T'
- && getChar(i + 3) == 'e'
- && getChar(i + 4) == 'X'
- && getChar(i + 5) == '2'
- && getChar(i + 6) == 'e') {
- os << "\\LaTeXe{}";
- i += 6;
- column += 8;
- }
- // Check for "LaTeX"
- else if (c == 'L'
- && i <= size() - 5
- && font.family() != LyXFont::TYPEWRITER_FAMILY
- && getChar(i + 1) == 'a'
- && getChar(i + 2) == 'T'
- && getChar(i + 3) == 'e'
- && getChar(i + 4) == 'X') {
- os << "\\LaTeX{}";
- i += 4;
- column += 7;
- /* idea for labels --- end*/
- } else if (c != '\0') {
- os << c;
+ for (; pnr < phrases_nr; ++pnr) {
+ if (isTextAt(special_phrases[pnr][0], i)) {
+ os << special_phrases[pnr][1];
+ i += special_phrases[pnr][0].length() - 1;
+ column += special_phrases[pnr][1].length() - 1;
+ break;
}
- break;
}
-#ifndef NO_LATEX
+
+ if (pnr == phrases_nr && c != '\0') {
+ os << c;
+ }
+ break;
}
-#endif
}
}
Paragraph * Paragraph::Pimpl::TeXDeeper(Buffer const * buf,
BufferParams const & bparams,
- std::ostream & os, TexRow & texrow)
+ ostream & os, TexRow & texrow)
{
- lyxerr[Debug::LATEX] << "TeXDeeper... " << this << std::endl;
+ lyxerr[Debug::LATEX] << "TeXDeeper... " << this << endl;
Paragraph * par = owner_;
while (par && par->params().depth() == owner_->params().depth()) {
- if (textclasslist.Style(bparams.textclass,
- par->layout).isEnvironment()) {
+ if (textclasslist[bparams.textclass][par->layout()].isEnvironment()) {
par = par->TeXEnvironment(buf, bparams,
os, texrow);
} else {
os, texrow, false);
}
}
- lyxerr[Debug::LATEX] << "TeXDeeper...done " << par << std::endl;
+ lyxerr[Debug::LATEX] << "TeXDeeper...done " << par << endl;
return par;
}
return 0;
}
+
+LyXFont const Paragraph::Pimpl::realizeFont(LyXFont const & font,
+ BufferParams const & bparams) const
+{
+ LyXFont tmpfont(font);
+
+ // check for environment font information
+ char par_depth = owner_->getDepth();
+ Paragraph const * par = owner_;
+ LyXTextClass const & tclass = textclasslist[bparams.textclass];
+
+ while (par && par->getDepth() && !tmpfont.resolved()) {
+ par = par->outerHook();
+ if (par) {
+ tmpfont.realize(tclass[par->layout()].font
+#ifdef INHERIT_LANGUAGE
+ , bparams.language
+#endif
+ );
+ par_depth = par->getDepth();
+ }
+ }
+
+ tmpfont.realize(tclass.defaultfont()
+#ifdef INHERIT_LANGUAGE
+ , bparams.language
+#endif
+ );
+ return tmpfont;
+}