/* 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.
*
* ====================================================== */
#endif
#include "paragraph_pimpl.h"
+#include "LaTeXFeatures.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 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;
namespace {
-
-string special_phrases[][2] = {
- { "LyX", "\\LyX{}" },
- { "TeX", "\\TeX{}" },
- { "LaTeX2e", "\\LaTeXe{}" },
- { "LaTeX", "\\LaTeX{}" },
- };
-
-size_t phrases_nr = sizeof(special_phrases)/sizeof(special_phrases[0]);
-
+
+struct special_phrase {
+ string phrase;
+ string macro;
+ bool builtin;
+};
+
+special_phrase special_phrases[] = {
+ { "LyX", "\\LyX{}", false },
+ { "TeX", "\\TeX{}", true },
+ { "LaTeX2e", "\\LaTeXe{}", true },
+ { "LaTeX", "\\LaTeX{}", true },
+};
+
+size_t const phrases_nr = sizeof(special_phrases)/sizeof(special_phrase);
+
} // namespace anon
-
+
Paragraph::Pimpl::Pimpl(Paragraph * owner)
: owner_(owner)
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::insertChar(pos_type pos, value_type c,
- LyXFont const & font)
+ 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 = lower_bound(fontlist.begin(),
- fontlist.end(),
- search_font, matchFT());
+ fontlist.end(),
+ search_font, matchFT());
it != fontlist.end(); ++it)
{
it->pos(it->pos() + 1);
}
-
- // Update the inset table.
- InsetTable search_inset(pos, 0);
- for (InsetList::iterator it = lower_bound(owner_->insetlist.begin(),
- owner_->insetlist.end(),
- search_inset, matchIT());
- it != owner_->insetlist.end(); ++it)
- {
- ++it->pos;
- }
+
+ // Update the insets
+ owner_->insetlist.increasePosAfterPos(pos);
+
owner_->setFont(pos, 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 = lower_bound(owner_->insetlist.begin(),
- owner_->insetlist.end(),
- search_inset, matchIT());
- if (it != owner_->insetlist.end() && it->pos == pos) {
- lyxerr << "ERROR (Paragraph::InsertInset): "
- "there is an inset in position: " << pos << endl;
- } else {
- owner_->insetlist.insert(it, InsetTable(pos, inset));
- inset->parOwner(owner_);
- }
-
+
+ // Add a new entry in the insetlist.
+ owner_->insetlist.insert(inset, pos);
+ inset->parOwner(owner_);
+
if (inset_owner)
inset->setOwner(inset_owner);
}
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 =
- lower_bound(owner_->insetlist.begin(),
- owner_->insetlist.end(),
- search_inset, matchIT());
- if (it != owner_->insetlist.end() && it->pos == pos) {
- delete it->inset;
- owner_->insetlist.erase(it);
- }
+ owner_->insetlist.erase(pos);
}
-
+
text.erase(text.begin() + pos);
-
+
// Erase entries in the tables.
FontTable search_font(pos, LyXFont());
-
+
FontList::iterator it =
lower_bound(fontlist.begin(),
fontlist.end(),
search_font, matchFT());
if (it != fontlist.end() && it->pos() == pos &&
- (pos == 0 ||
- (it != fontlist.begin()
+ (pos == 0 ||
+ (it != fontlist.begin()
&& boost::prior(it)->pos() == pos - 1))) {
// If it is a multi-character font
// entry, we just make it smaller
it = fontlist.begin() + i - 1;
}
}
-
+
// Update all other entries.
FontList::iterator fend = fontlist.end();
for (; it != fend; ++it)
it->pos(it->pos() - 1);
-
- // Update the inset table.
- InsetTable search_inset(pos, 0);
- InsetList::iterator lend = owner_->insetlist.end();
- for (InsetList::iterator it =
- upper_bound(owner_->insetlist.begin(),
- lend,
- search_inset, matchIT());
- it != lend; ++it)
- --it->pos;
+
+ // Update the insetlist.
+ owner_->insetlist.decreasePosAfterPos(pos);
}
void Paragraph::Pimpl::simpleTeXBlanks(ostream & os, TexRow & texrow,
- pos_type const i,
- int & column, LyXFont const & font,
- LyXLayout const & style)
+ pos_type const i,
+ int & column, LyXFont const & font,
+ LyXLayout const & style)
{
if (style.pass_thru) return;
- if (column > tex_code_break_column
- && i
+ if (column > lyxrc.ascii_linelen
+ && i
&& getChar(i - 1) != ' '
&& (i < size() - 1)
// same in FreeSpacing mode
&& !style.free_spacing
&& !owner_->isFreeSpacing()
- // In typewriter mode, we want to avoid
+ // 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) {
- // in batchmode we need LaTeX to still
- // see it as a space not as an extra '\n'
- os << " %\n";
- } else {
- os << '\n';
- }
+ os << '\n';
texrow.newline();
texrow.start(owner_, i + 1);
column = 0;
}
-bool Paragraph::Pimpl::isTextAt(BufferParams const & bp,
- string const & str, pos_type pos)
+bool Paragraph::Pimpl::isTextAt(string const & str, pos_type pos) const
{
- LyXFont const & font = owner_->getFont(bp, 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 (pos + static_cast<pos_type>(i) >= size())
- return false;
- if (str[i] != getChar(pos + i))
- return false;
- if (owner_->getFont(bp, pos + i) != font)
+ 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,
ostream & os,
close = true;
}
+#ifdef WITH_WARNINGS
+#warning Bug: we can have an empty font change here!
+// if there has just been a font change, we are going to close it
+// right now, which means stupid latex code like \textsf{}. AFAIK,
+// this does not harm dvi output. A minor bug, thus (JMarc)
+#endif
+ // some insets cannot be inside a font change command
+ if (open_font && inset->noFontChange()) {
+ column +=running_font.
+ latexWriteEndChanges(os,
+ basefont,
+ basefont);
+ open_font = false;
+ basefont = owner_->getLayoutFont(bparams);
+ running_font = basefont;
+ }
+
int tmp = inset->latex(buf, os, moving_arg,
- style.free_spacing);
+ style.free_spacing);
if (close)
os << "}";
running_font = basefont;
break;
- case Paragraph::META_HFILL:
+ case Paragraph::META_HFILL:
os << "\\hfill{}";
column += 7;
break;
// And now for the special cases within each mode
switch (c) {
- case '\\':
+ case '\\':
os << "\\textbackslash{}";
column += 15;
break;
-
- case '°': case '±': case '²': case '³':
- case '×': case '÷': case '¹': case 'ª':
- case 'º': case '¬': case 'µ':
+
+ case '±': case '²': case '³':
+ case '×': case '÷': case '¹':
+ case '¬': case 'µ':
if ((bparams.inputenc == "latin1" ||
bparams.inputenc == "latin9") ||
(bparams.inputenc == "auto" &&
os << c;
}
break;
-
+
case '|': case '<': case '>':
// In T1 encoding, these characters exist
if (lyxrc.fontenc == "T1") {
if (font.family() == LyXFont::TYPEWRITER_FAMILY) {
os << c;
break;
- }
+ }
// Otherwise, we use what LaTeX
// provides us.
switch (c) {
break;
}
break;
-
+
case '-': // "--" in Typewriter mode -> "-{}-"
if (i <= size() - 2
&& getChar(i + 1) == '-'
os << '-';
}
break;
-
- case '\"':
+
+ case '\"':
os << "\\char`\\\"{}";
column += 9;
break;
-
+
case '£':
if (bparams.inputenc == "default") {
os << "\\pounds{}";
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 << '}';
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)
+ // 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') {
}
break;
}
-
+
// LyX, LaTeX etc.
-
- // 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
-
+
+ // 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
+
size_t pnr = 0;
-
+
for (; pnr < phrases_nr; ++pnr) {
- if (isTextAt(bparams, special_phrases[pnr][0], i)) {
- os << special_phrases[pnr][1];
- i += special_phrases[pnr][0].length() - 1;
- column += special_phrases[pnr][1].length() - 1;
+ if (isTextAt(special_phrases[pnr].phrase, i)) {
+ os << special_phrases[pnr].macro;
+ i += special_phrases[pnr].phrase.length() - 1;
+ column += special_phrases[pnr].macro.length() - 1;
break;
}
}
Paragraph * par = owner_;
while (par && par->params().depth() == owner_->params().depth()) {
- if (textclasslist.Style(bparams.textclass,
- par->layout).isEnvironment()) {
+ if (par->layout()->isEnvironment()) {
par = par->TeXEnvironment(buf, bparams,
os, texrow);
} else {
}
+void Paragraph::Pimpl::validate(LaTeXFeatures & features,
+ LyXLayout const & layout) const
+{
+ BufferParams const & bparams = features.bufferParams();
+
+ // check the params.
+ if (params.lineTop() || params.lineBottom())
+ features.require("lyxline");
+ if (!params.spacing().isDefault())
+ features.require("setspace");
+
+ // then the layouts
+ features.useLayout(layout.name());
+
+ // then the fonts
+ Language const * doc_language = bparams.language;
+
+ FontList::const_iterator fcit = fontlist.begin();
+ FontList::const_iterator fend = fontlist.end();
+ for (; fcit != fend; ++fcit) {
+ if (fcit->font().noun() == LyXFont::ON) {
+ lyxerr[Debug::LATEX] << "font.noun: "
+ << fcit->font().noun()
+ << endl;
+ features.require("noun");
+ lyxerr[Debug::LATEX] << "Noun enabled. Font: "
+ << fcit->font().stateText(0)
+ << endl;
+ }
+ switch (fcit->font().color()) {
+ case LColor::none:
+ case LColor::inherit:
+ case LColor::ignore:
+ // probably we should put here all interface colors used for
+ // font displaying! For now I just add this ones I know of (Jug)
+ case LColor::latex:
+ case LColor::note:
+ break;
+ default:
+ features.require("color");
+ lyxerr[Debug::LATEX] << "Color enabled. Font: "
+ << fcit->font().stateText(0)
+ << endl;
+ }
+
+ Language const * language = fcit->font().language();
+ if (language->babel() != doc_language->babel() &&
+ language != ignore_language &&
+ language != latex_language)
+ {
+ features.useLanguage(language);
+ lyxerr[Debug::LATEX] << "Found language "
+ << language->babel() << endl;
+ }
+ }
+
+ if (!params.leftIndent().zero())
+ features.require("ParagraphLeftIndent");
+
+ // then the insets
+ InsetList::iterator icit = owner_->insetlist.begin();
+ InsetList::iterator iend = owner_->insetlist.end();
+ for (; icit != iend; ++icit) {
+ if (icit.getInset()) {
+ icit.getInset()->validate(features);
+ if (layout.needprotect &&
+ icit.getInset()->lyxCode() == Inset::FOOT_CODE)
+ features.require("NeedLyXFootnoteCode");
+ }
+ }
+
+ // then the contents
+ for (pos_type i = 0; i < size() ; ++i) {
+ for (size_t pnr = 0; pnr < phrases_nr; ++pnr) {
+ if (!special_phrases[pnr].builtin
+ && isTextAt(special_phrases[pnr].phrase, i)) {
+ features.require(special_phrases[pnr].phrase);
+ break;
+ }
+ }
+ }
+}
+
+
Paragraph * Paragraph::Pimpl::getParFromID(int id) const
{
- InsetList::const_iterator cit = owner_->insetlist.begin();
- InsetList::const_iterator lend = owner_->insetlist.end();
+ InsetList::iterator cit = owner_->insetlist.begin();
+ InsetList::iterator lend = owner_->insetlist.end();
Paragraph * result;
for (; cit != lend; ++cit) {
- if ((result = cit->inset->getParFromID(id)))
+ if ((result = cit.getInset()->getParFromID(id)))
return result;
}
return 0;
BufferParams const & bparams) const
{
LyXFont tmpfont(font);
-
+
// check for environment font information
char par_depth = owner_->getDepth();
Paragraph const * par = owner_;
+ LyXTextClass const & tclass = bparams.getLyXTextClass();
+
while (par && par->getDepth() && !tmpfont.resolved()) {
par = par->outerHook();
if (par) {
- tmpfont.realize(textclasslist.
- Style(bparams.textclass,
- par->getLayout()).font
-#ifdef INHERIT_LANGUAGE
- , bparams.language
-#endif
- );
+ tmpfont.realize(par->layout()->font);
par_depth = par->getDepth();
}
}
- tmpfont.realize(textclasslist.TextClass(bparams.textclass)
- .defaultfont()
-#ifdef INHERIT_LANGUAGE
- , bparams.language
-#endif
- );
- return tmpfont;
+ tmpfont.realize(tclass.defaultfont());
+ return tmpfont;
}
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