]> git.lyx.org Git - lyx.git/blobdiff - src/paragraph.C
move some functions around
[lyx.git] / src / paragraph.C
index c6b27ee944b54c1057066d470a0a32ce9f615cdb..75824ab36bd62913c49e5a3cdd1275b9be698210 100644 (file)
@@ -1,48 +1,45 @@
 /* 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 <config.h>
 
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
-#include <algorithm>
-#include <fstream>
-#include <csignal>
-
 #include "paragraph.h"
 #include "paragraph_pimpl.h"
-#include "support/textutils.h"
 #include "lyxrc.h"
 #include "layout.h"
 #include "language.h"
 #include "tex-strings.h"
 #include "buffer.h"
 #include "bufferparams.h"
-#include "support/FileInfo.h"
-#include "support/LAssert.h"
 #include "debug.h"
-#include "LaTeXFeatures.h"
-#include "insets/insetinclude.h"
-#include "insets/insetbib.h"
-#include "insets/insettext.h"
-#include "support/filetools.h"
-#include "support/lstrings.h"
-#include "lyx_gui_misc.h"
 #include "texrow.h"
-#include "support/lyxmanip.h"
 #include "BufferView.h"
 #include "encoding.h"
 #include "ParameterStruct.h"
 #include "gettext.h"
+#include "changes.h"
+
+#include "insets/insetbibitem.h"
+#include "insets/insetoptarg.h"
+
+#include "support/filetools.h"
+#include "support/lstrings.h"
+#include "support/lyxmanip.h"
+#include "support/FileInfo.h"
+#include "support/LAssert.h"
+#include "support/textutils.h"
+
+#include <algorithm>
+#include <fstream>
+#include <csignal>
+#include <ctime>
 
 using std::ostream;
 using std::endl;
@@ -50,13 +47,9 @@ using std::fstream;
 using std::ios;
 using std::lower_bound;
 using std::upper_bound;
-using std::reverse;
 
-int tex_code_break_column = 72;  // needs non-zero initialization. set later.
-// this is a bad idea, but how can Paragraph find its buffer to get
-// parameters? (JMarc)
+using lyx::pos_type;
 
-extern string bibitemWidest(Buffer const *);
 
 // this is a minibuffer
 
@@ -73,24 +66,23 @@ extern BufferView * current_view;
 
 
 Paragraph::Paragraph()
-               : pimpl_(new Paragraph::Pimpl(this))
+       : pimpl_(new Paragraph::Pimpl(this))
 {
-       for (int i = 0; i < 10; ++i) setCounter(i , 0);
+#ifndef NO_NEXT
        next_ = 0;
        previous_ = 0;
+#endif
        enumdepth = 0;
        itemdepth = 0;
-        bibkey = 0; // ale970302
-       clear();
+       params().clear();
 }
 
 
-// This konstruktor inserts the new paragraph in a list.
+#ifndef NO_NEXT
+// This constructor inserts the new paragraph in a list.
 Paragraph::Paragraph(Paragraph * par)
-               : pimpl_(new Paragraph::Pimpl(this))
+       : pimpl_(new Paragraph::Pimpl(this))
 {
-       for (int i = 0; i < 10; ++i)
-               setCounter(i, 0);
        enumdepth = 0;
        itemdepth = 0;
 
@@ -102,41 +94,33 @@ Paragraph::Paragraph(Paragraph * par)
        previous_->next_ = this;
        // end
 
-        bibkey = 0; // ale970302        
-    
-       clear();
+       params().clear();
 }
+#endif
 
 
 Paragraph::Paragraph(Paragraph const & lp, bool same_ids)
        : pimpl_(new Paragraph::Pimpl(*lp.pimpl_, this, same_ids))
 {
-       for (int i = 0; i < 10; ++i)
-               setCounter(i , 0);
        enumdepth = 0;
        itemdepth = 0;
-       next_ = 0;
+#ifndef NO_NEXT
+       next_     = 0;
        previous_ = 0;
-
+#endif
        // this is because of the dummy layout of the paragraphs that
        // follow footnotes
-       layout = lp.layout;
+       layout_ = lp.layout();
 
-        // ale970302
-       if (lp.bibkey) {
-               bibkey = static_cast<InsetBibKey *>
-                       (lp.bibkey->clone(*current_view->buffer()));
-       } else {
-               bibkey = 0;
-       }
-       
        // copy everything behind the break-position to the new paragraph
-
        insetlist = lp.insetlist;
-       for (InsetList::iterator it = insetlist.begin();
-            it != insetlist.end(); ++it)
-       {
-               it->inset = it->inset->clone(*current_view->buffer(), same_ids);
+       InsetList::iterator it = insetlist.begin();
+       InsetList::iterator end = insetlist.end();
+       for (; it != end; ++it) {
+               it.setInset(it.getInset()->clone(*current_view->buffer(),
+                                                same_ids));
+               // tell the new inset who is the boss now
+               it.getInset()->parOwner(this);
        }
 }
 
@@ -144,18 +128,12 @@ Paragraph::Paragraph(Paragraph const & lp, bool same_ids)
 // the destructor removes the new paragraph from the list
 Paragraph::~Paragraph()
 {
+#ifndef NO_NEXT
        if (previous_)
                previous_->next_ = next_;
        if (next_)
                next_->previous_ = previous_;
-
-       for (InsetList::iterator it = insetlist.begin();
-            it != insetlist.end(); ++it) {
-               delete it->inset;
-       }
-
-        // ale970302
-       delete bibkey;
+#endif
 
        delete pimpl_;
        //
@@ -164,9 +142,9 @@ Paragraph::~Paragraph()
 }
 
 
-void Paragraph::writeFile(Buffer const * buf, ostream & os,
-                          BufferParams const & bparams,
-                          depth_type dth) const
+void Paragraph::write(Buffer const * buf, ostream & os,
+                         BufferParams const & bparams,
+                         depth_type & dth) const
 {
        // The beginning or end of a deeper (i.e. nested) area?
        if (dth != params().depth()) {
@@ -182,48 +160,51 @@ void Paragraph::writeFile(Buffer const * buf, ostream & os,
                        }
                }
        }
-       
+
        // First write the layout
-       os << "\n\\layout "
-          << textclasslist.NameOfLayout(bparams.textclass, layout)
-          << "\n";
-       
+       os << "\n\\layout " << layout()->name() << '\n';
+
        // Maybe some vertical spaces.
        if (params().spaceTop().kind() != VSpace::NONE)
                os << "\\added_space_top "
-                  << params().spaceTop().asLyXCommand() << " ";
+                  << params().spaceTop().asLyXCommand() << ' ';
        if (params().spaceBottom().kind() != VSpace::NONE)
                os << "\\added_space_bottom "
-                  << params().spaceBottom().asLyXCommand() << " ";
-       
+                  << params().spaceBottom().asLyXCommand() << ' ';
+
        // Maybe the paragraph has special spacing
        params().spacing().writeFile(os, true);
-       
+
        // The labelwidth string used in lists.
        if (!params().labelWidthString().empty())
                os << "\\labelwidthstring "
                   << params().labelWidthString() << '\n';
-       
+
        // Lines above or below?
        if (params().lineTop())
                os << "\\line_top ";
        if (params().lineBottom())
                os << "\\line_bottom ";
-       
+
        // Pagebreaks above or below?
        if (params().pagebreakTop())
                os << "\\pagebreak_top ";
        if (params().pagebreakBottom())
                os << "\\pagebreak_bottom ";
-       
+
        // Start of appendix?
        if (params().startOfAppendix())
                os << "\\start_of_appendix ";
-       
+
        // Noindent?
        if (params().noindent())
                os << "\\noindent ";
-       
+
+       // Do we have a manual left indent?
+       if (!params().leftIndent().zero())
+               os << "\\leftindent " << params().leftIndent().asString()
+                  << ' ';
+
        // Alignment?
        if (params().align() != LYX_ALIGN_LAYOUT) {
                int h = 0;
@@ -233,34 +214,33 @@ void Paragraph::writeFile(Buffer const * buf, ostream & os,
                case LYX_ALIGN_CENTER: h = 3; break;
                default: h = 0; break;
                }
-               os << "\\align " << string_align[h] << " ";
+               os << "\\align " << string_align[h] << ' ';
        }
-       
-       // bibitem  ale970302
-       if (bibkey)
-               bibkey->write(buf, os);
-       
+
        LyXFont font1(LyXFont::ALL_INHERIT, bparams.language);
-       
+
+       Change running_change = Change(Change::UNCHANGED);
+       lyx::time_type const curtime(lyx::current_time());
+
        int column = 0;
-       for (size_type i = 0; i < size(); ++i) {
+       for (pos_type i = 0; i < size(); ++i) {
                if (!i) {
-                       os << "\n";
+                       os << '\n';
                        column = 0;
                }
-               
+
+               Change change = pimpl_->lookupChangeFull(i);
+               Changes::lyxMarkChange(os, column, curtime, running_change, change);
+               running_change = change;
+
                // Write font changes
                LyXFont font2 = getFontSettings(bparams, i);
                if (font2 != font1) {
-#ifndef INHERIT_LANGUAGE
                        font2.lyxWriteChanges(font1, os);
-#else
-                       font2.lyxWriteChanges(font1, bparams.language, os);
-#endif
                        column = 0;
                        font1 = font2;
                }
-               
+
                value_type const c = getChar(i);
                switch (c) {
                case META_INSET:
@@ -280,11 +260,11 @@ void Paragraph::writeFile(Buffer const * buf, ostream & os,
                                }
                }
                break;
-               case META_NEWLINE: 
+               case META_NEWLINE:
                        os << "\n\\newline \n";
                        column = 0;
                        break;
-               case META_HFILL: 
+               case META_HFILL:
                        os << "\n\\hfill \n";
                        column = 0;
                        break;
@@ -297,12 +277,12 @@ void Paragraph::writeFile(Buffer const * buf, ostream & os,
                                os << ".\n";
                                column = 0;
                        } else
-                               os << ".";
+                               os << '.';
                        break;
                default:
                        if ((column > 70 && c == ' ')
                            || column > 79) {
-                               os << "\n";
+                               os << '\n';
                                column = 0;
                        }
                        // this check is to amend a bug. LyX sometimes
@@ -316,90 +296,26 @@ void Paragraph::writeFile(Buffer const * buf, ostream & os,
                        break;
                }
        }
-       
-       // now write the next paragraph
-       if (next_)
-               next_->writeFile(buf, os, bparams, dth);
+
+       // to make reading work properly
+       if (!size()) {
+               running_change = pimpl_->lookupChange(0);
+               Changes::lyxMarkChange(os, column, curtime,
+                       Change(Change::UNCHANGED), running_change);
+       }
+       Changes::lyxMarkChange(os, column, curtime,
+               running_change, Change(Change::UNCHANGED));
 }
 
 
 void Paragraph::validate(LaTeXFeatures & features) const
 {
-       BufferParams const & bparams = features.bufferParams();
-
-       // check the params.
-       if (params().lineTop() || params().lineBottom())
-               features.lyxline = true;
-       if (!params().spacing().isDefault())
-               features.setspace = true;
-       
-       // then the layouts
-       features.layout[getLayout()] = true;
-
-       // then the fonts
-       Language const * doc_language = bparams.language;
-       
-       for (Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
-            cit != pimpl_->fontlist.end(); ++cit) {
-               if (cit->font().noun() == LyXFont::ON) {
-                       lyxerr[Debug::LATEX] << "font.noun: "
-                                            << cit->font().noun()
-                                            << endl;
-                       features.noun = true;
-                       lyxerr[Debug::LATEX] << "Noun enabled. Font: "
-                                            << cit->font().stateText(0)
-                                            << endl;
-               }
-               switch (cit->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.color = true;
-                       lyxerr[Debug::LATEX] << "Color enabled. Font: "
-                                            << cit->font().stateText(0)
-                                            << endl;
-               }
-
-               Language const * language = cit->font().language();
-               if (language->babel() != doc_language->babel() &&
-                   language != ignore_language &&
-#ifdef INHERIT_LANGUAGE
-                   language != inherit_language &&
-#endif
-                   language != latex_language)
-               {
-                       features.UsedLanguages.insert(language);
-                       lyxerr[Debug::LATEX] << "Found language "
-                                            << language->babel() << endl;
-               }
-       }
-
-       // then the insets
-       LyXLayout const & layout =
-                textclasslist.Style(bparams.textclass,
-                                    getLayout());
-
-       for (InsetList::const_iterator cit = insetlist.begin();
-            cit != insetlist.end(); ++cit) {
-               if (cit->inset) {
-                       cit->inset->validate(features);
-                       if (layout.needprotect &&
-                           cit->inset->lyxCode() == Inset::FOOT_CODE)
-                               features.NeedLyXFootnoteCode = true;
-               }
-       }
+       pimpl_->validate(features, *layout());
 }
 
 
 // First few functions needed for cut and paste and paragraph breaking.
-void Paragraph::copyIntoMinibuffer(Buffer const & buffer,
-                                     Paragraph::size_type pos) const
+void Paragraph::copyIntoMinibuffer(Buffer const & buffer, pos_type pos) const
 {
        BufferParams bparams = buffer.params;
 
@@ -418,26 +334,16 @@ void Paragraph::copyIntoMinibuffer(Buffer const & buffer,
 }
 
 
-void Paragraph::cutIntoMinibuffer(BufferParams const & bparams,
-                                    Paragraph::size_type pos)
+void Paragraph::cutIntoMinibuffer(BufferParams const & bparams, pos_type pos)
 {
        minibuffer_char = getChar(pos);
        minibuffer_font = getFontSettings(bparams, pos);
        minibuffer_inset = 0;
        if (minibuffer_char == Paragraph::META_INSET) {
                if (getInset(pos)) {
-                       minibuffer_inset = getInset(pos);
-                       // This is a little hack since I want exactly
-                       // the inset, not just a clone. Otherwise
-                       // the inset would be deleted when calling Erase(pos)
-                       // find the entry
-                       InsetTable search_elem(pos, 0);
-                       InsetList::iterator it =
-                               lower_bound(insetlist.begin(),
-                                           insetlist.end(),
-                                           search_elem, Pimpl::matchIT());
-                       if (it != insetlist.end() && it->pos == pos)
-                               it->inset = 0;
+                       // the inset is not in a paragraph anymore
+                       minibuffer_inset = insetlist.release(pos);
+                       minibuffer_inset->parOwner(0);
                } else {
                        minibuffer_inset = 0;
                        minibuffer_char = ' ';
@@ -450,17 +356,19 @@ void Paragraph::cutIntoMinibuffer(BufferParams const & bparams,
 }
 
 
-bool Paragraph::insertFromMinibuffer(Paragraph::size_type pos)
+bool Paragraph::insertFromMinibuffer(pos_type pos)
 {
-       if ((minibuffer_char == Paragraph::META_INSET) &&
-           !insetAllowed(minibuffer_inset->lyxCode()))
-               return false;
-       if (minibuffer_char == Paragraph::META_INSET)
+       if (minibuffer_char == Paragraph::META_INSET) {
+               if (!insetAllowed(minibuffer_inset->lyxCode())) {
+                       return false;
+               }
                insertInset(pos, minibuffer_inset, minibuffer_font);
-       else {
+       else {
                LyXFont f = minibuffer_font;
-               if (checkInsertChar(f))
-                       insertChar(pos, minibuffer_char, f);
+               if (!checkInsertChar(f)) {
+                       return false;
+               }
+               insertChar(pos, minibuffer_char, f);
        }
        return true;
 }
@@ -468,19 +376,15 @@ bool Paragraph::insertFromMinibuffer(Paragraph::size_type pos)
 // end of minibuffer
 
 
-
-void Paragraph::clear()
+void Paragraph::erase(pos_type pos)
 {
-       params().clear();
-       
-       layout = 0;
-       bibkey = 0;
+       pimpl_->erase(pos);
 }
 
 
-void Paragraph::erase(Paragraph::size_type pos)
+bool Paragraph::erase(pos_type start, pos_type end)
 {
-       pimpl_->erase(pos);
+       return pimpl_->erase(start, end);
 }
 
 
@@ -492,114 +396,79 @@ bool Paragraph::checkInsertChar(LyXFont & font)
 }
 
 
-void Paragraph::insertChar(Paragraph::size_type pos, Paragraph::value_type c)
+void Paragraph::insertChar(pos_type pos, Paragraph::value_type c)
 {
        LyXFont const f(LyXFont::ALL_INHERIT);
        insertChar(pos, c, f);
 }
 
 
-void Paragraph::insertChar(Paragraph::size_type pos, Paragraph::value_type c,
-                           LyXFont const & font)
+void Paragraph::insertChar(pos_type pos, Paragraph::value_type c,
+                          LyXFont const & font, Change change)
 {
-       pimpl_->insertChar(pos, c, font);
+       pimpl_->insertChar(pos, c, font, change);
 }
 
 
-void Paragraph::insertInset(Paragraph::size_type pos, Inset * inset)
+void Paragraph::insertInset(pos_type pos, Inset * inset)
 {
        LyXFont const f(LyXFont::ALL_INHERIT);
        insertInset(pos, inset, f);
 }
 
 
-void Paragraph::insertInset(Paragraph::size_type pos, Inset * inset,
-                            LyXFont const & font)
+void Paragraph::insertInset(pos_type pos, Inset * inset, LyXFont const & font, Change change)
 {
-       pimpl_->insertInset(pos, inset, font);
+       pimpl_->insertInset(pos, inset, font, change);
 }
 
 
 bool Paragraph::insetAllowed(Inset::Code code)
 {
        //lyxerr << "Paragraph::InsertInsetAllowed" << endl;
-       
+
        if (pimpl_->inset_owner)
                return pimpl_->inset_owner->insetAllowed(code);
        return true;
 }
 
 
-Inset * Paragraph::getInset(Paragraph::size_type pos)
+Inset * Paragraph::getInset(pos_type pos)
 {
        lyx::Assert(pos < size());
 
-       // Find the inset.
-       InsetTable search_inset(pos, 0);
-       InsetList::iterator it = lower_bound(insetlist.begin(),
-                                            insetlist.end(),
-                                            search_inset, Pimpl::matchIT());
-       if (it != insetlist.end() && it->pos == pos)
-               return it->inset;
-
-       lyxerr << "ERROR (Paragraph::getInset): "
-               "Inset does not exist: " << pos << endl;
-       //::raise(SIGSTOP);
-       
-       // text[pos] = ' '; // WHY!!! does this set the pos to ' '????
-       // Did this commenting out introduce a bug? So far I have not
-       // see any, please enlighten me. (Lgb)
-       // My guess is that since the inset does not exist, we might
-       // as well replace it with a space to prevent craches. (Asger)
-       return 0;
+       return insetlist.get(pos);
 }
 
 
-Inset const * Paragraph::getInset(Paragraph::size_type pos) const
+Inset const * Paragraph::getInset(pos_type pos) const
 {
        lyx::Assert(pos < size());
 
-       // Find the inset.
-       InsetTable search_inset(pos, 0);
-       InsetList::const_iterator cit = lower_bound(insetlist.begin(),
-                                                   insetlist.end(),
-                                                   search_inset, Pimpl::matchIT());
-       if (cit != insetlist.end() && cit->pos == pos)
-               return cit->inset;
-
-       lyxerr << "ERROR (Paragraph::GetInset): "
-               "Inset does not exist: " << pos << endl;
-       //::raise(SIGSTOP);
-       //text[pos] = ' '; // WHY!!! does this set the pos to ' '????
-       // Did this commenting out introduce a bug? So far I have not
-       // see any, please enlighten me. (Lgb)
-       // My guess is that since the inset does not exist, we might
-       // as well replace it with a space to prevent craches. (Asger)
-       return 0;
+       return insetlist.get(pos);
 }
 
 
 // Gets uninstantiated font setting at position.
 LyXFont const Paragraph::getFontSettings(BufferParams const & bparams,
-                                         Paragraph::size_type pos) const
+                                        pos_type pos) const
 {
        lyx::Assert(pos <= size());
-       
-       Pimpl::FontTable search_font(pos, LyXFont());
-       Pimpl::FontList::const_iterator cit = lower_bound(pimpl_->fontlist.begin(),
-                                                  pimpl_->fontlist.end(),
-                                                  search_font, Pimpl::matchFT());
+
+       Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
+       Pimpl::FontList::const_iterator end = pimpl_->fontlist.end();
+       for (; cit != end; ++cit) {
+               if (cit->pos() >= pos)
+                       break;
+       }
+
        LyXFont retfont;
-       if (cit != pimpl_->fontlist.end()) {
+       if (cit != end) {
                retfont = cit->font();
-       } else if (pos == size() && size()) {
+       } else if (pos == size() && !empty()) {
                retfont = getFontSettings(bparams, pos - 1);
        } else
                retfont = LyXFont(LyXFont::ALL_INHERIT, getParLanguage(bparams));
-#ifdef INHERIT_LANGUAGE
-       if (retfont.language() == inherit_language)
-               retfont.setLanguage(bparams.language);
-#endif
 
        return retfont;
 }
@@ -608,11 +477,9 @@ LyXFont const Paragraph::getFontSettings(BufferParams const & bparams,
 // Gets uninstantiated font setting at position 0
 LyXFont const Paragraph::getFirstFontSettings() const
 {
-       if (size() > 0) {
-               if (!pimpl_->fontlist.empty())
-                       return pimpl_->fontlist[0].font();
-       }
-       
+       if (!empty() && !pimpl_->fontlist.empty())
+               return pimpl_->fontlist[0].font();
+
        return LyXFont(LyXFont::ALL_INHERIT);
 }
 
@@ -625,29 +492,22 @@ LyXFont const Paragraph::getFirstFontSettings() const
 // If position is -1, we get the layout font of the paragraph.
 // If position is -2, we get the font of the manual label of the paragraph.
 LyXFont const Paragraph::getFont(BufferParams const & bparams,
-                                Paragraph::size_type pos) const
+                                pos_type pos) const
 {
        lyx::Assert(pos >= 0);
-       
-       LyXLayout const & layout =
-               textclasslist.Style(bparams.textclass, 
-                                   getLayout());
-       Paragraph::size_type main_body = 0;
-       if (layout.labeltype == LABEL_MANUAL)
-               main_body = beginningOfMainBody();
+
+       LyXLayout_ptr const & lout = layout();
+
+       pos_type const main_body = beginningOfMainBody();
 
        LyXFont layoutfont;
        if (pos < main_body)
-               layoutfont = layout.labelfont;
+               layoutfont = lout->labelfont;
        else
-               layoutfont = layout.font;
-       
+               layoutfont = lout->font;
+
        LyXFont tmpfont = getFontSettings(bparams, pos);
-#ifndef INHERIT_LANGUAGE
        tmpfont.realize(layoutfont);
-#else
-       tmpfont.realize(layoutfont, bparams.language);
-#endif
 
        return pimpl_->realizeFont(tmpfont, bparams);
 }
@@ -655,10 +515,9 @@ LyXFont const Paragraph::getFont(BufferParams const & bparams,
 
 LyXFont const Paragraph::getLabelFont(BufferParams const & bparams) const
 {
-       LyXLayout const & layout =
-               textclasslist.Style(bparams.textclass, getLayout());
-       
-       LyXFont tmpfont = layout.labelfont;
+       LyXLayout_ptr const & lout = layout();
+
+       LyXFont tmpfont = lout->labelfont;
        tmpfont.setLanguage(getParLanguage(bparams));
 
        return pimpl_->realizeFont(tmpfont, bparams);
@@ -667,11 +526,9 @@ LyXFont const Paragraph::getLabelFont(BufferParams const & bparams) const
 
 LyXFont const Paragraph::getLayoutFont(BufferParams const & bparams) const
 {
-       LyXLayout const & layout =
-               textclasslist.Style(bparams.textclass, 
-                                   getLayout());
+       LyXLayout_ptr const & lout = layout();
 
-       LyXFont tmpfont = layout.font;
+       LyXFont tmpfont = lout->font;
        tmpfont.setLanguage(getParLanguage(bparams));
 
        return pimpl_->realizeFont(tmpfont, bparams);
@@ -680,28 +537,29 @@ LyXFont const Paragraph::getLayoutFont(BufferParams const & bparams) const
 
 /// Returns the height of the highest font in range
 LyXFont::FONT_SIZE
-Paragraph::highestFontInRange(Paragraph::size_type startpos,
-                              Paragraph::size_type endpos,
+Paragraph::highestFontInRange(pos_type startpos, pos_type endpos,
                              LyXFont::FONT_SIZE const def_size) const
 {
        if (pimpl_->fontlist.empty())
                return def_size;
 
-       LyXFont::FONT_SIZE maxsize = LyXFont::SIZE_TINY;
-       Pimpl::FontTable end_search(endpos, LyXFont());
-       Pimpl::FontList::const_iterator end_it =
-               lower_bound(pimpl_->fontlist.begin(),
-                           pimpl_->fontlist.end(),
-                           end_search, Pimpl::matchFT());
-       if (end_it != pimpl_->fontlist.end())
+       Pimpl::FontList::const_iterator end_it = pimpl_->fontlist.begin();
+       Pimpl::FontList::const_iterator end = pimpl_->fontlist.end();
+       for (; end_it != end; ++end_it) {
+               if (end_it->pos() >= endpos)
+                       break;
+       }
+
+       if (end_it != end)
                ++end_it;
 
-       Pimpl::FontTable start_search(startpos, LyXFont());
-       Pimpl::FontList::const_iterator cit =
-               lower_bound(pimpl_->fontlist.begin(),
-                           pimpl_->fontlist.end(),
-                           start_search, Pimpl::matchFT());
-       
+       Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
+       for (; cit != end; ++cit) {
+               if (cit->pos() >= startpos)
+                       break;
+       }
+
+       LyXFont::FONT_SIZE maxsize = LyXFont::SIZE_TINY;
        for (; cit != end_it; ++cit) {
                LyXFont::FONT_SIZE size = cit->font().size();
                if (size == LyXFont::INHERIT_SIZE)
@@ -714,8 +572,7 @@ Paragraph::highestFontInRange(Paragraph::size_type startpos,
 
 
 Paragraph::value_type
-Paragraph::getUChar(BufferParams const & bparams,
-                      Paragraph::size_type pos) const
+Paragraph::getUChar(BufferParams const & bparams, pos_type pos) const
 {
        value_type c = getChar(pos);
        if (!lyxrc.rtl_support)
@@ -755,8 +612,7 @@ Paragraph::getUChar(BufferParams const & bparams,
 }
 
 
-void Paragraph::setFont(Paragraph::size_type pos,
-                          LyXFont const & font)
+void Paragraph::setFont(pos_type pos, LyXFont const & font)
 {
        lyx::Assert(pos <= size());
 
@@ -767,18 +623,21 @@ void Paragraph::setFont(Paragraph::size_type pos,
        // in a new kernel. (Asger)
        // Next search font table
 
-       Pimpl::FontTable search_font(pos, LyXFont());
-       Pimpl::FontList::iterator it = lower_bound(pimpl_->fontlist.begin(),
-                                           pimpl_->fontlist.end(),
-                                           search_font, Pimpl::matchFT());
-       unsigned int i = it - pimpl_->fontlist.begin();
-       bool notfound = it == pimpl_->fontlist.end();
+       Pimpl::FontList::iterator beg = pimpl_->fontlist.begin();
+       Pimpl::FontList::iterator it = beg;
+       Pimpl::FontList::iterator endit = pimpl_->fontlist.end();
+       for (; it != endit; ++it) {
+               if (it->pos() >= pos)
+                       break;
+       }
+       unsigned int i = std::distance(beg, it);
+       bool notfound = (it == endit);
 
        if (!notfound && pimpl_->fontlist[i].font() == font)
                return;
 
        bool begin = pos == 0 || notfound ||
-               (i > 0 && pimpl_->fontlist[i-1].pos() == pos - 1);
+               (i > 0 && pimpl_->fontlist[i - 1].pos() == pos - 1);
        // Is position pos is a beginning of a font block?
        bool end = !notfound && pimpl_->fontlist[i].pos() == pos;
        // Is position pos is the end of a font block?
@@ -788,7 +647,7 @@ void Paragraph::setFont(Paragraph::size_type pos,
                        // Merge the singleton block with the next block
                        pimpl_->fontlist.erase(pimpl_->fontlist.begin() + i);
                        if (i > 0 && pimpl_->fontlist[i - 1].font() == font)
-                               pimpl_->fontlist.erase(pimpl_->fontlist.begin() + i-1);
+                               pimpl_->fontlist.erase(pimpl_->fontlist.begin() + i - 1);
                } else if (i > 0 && pimpl_->fontlist[i - 1].font() == font) {
                        // Merge the singleton block with the previous block
                        pimpl_->fontlist[i - 1].pos(pos);
@@ -808,7 +667,7 @@ void Paragraph::setFont(Paragraph::size_type pos,
                        pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i + 1,
                                        Pimpl::FontTable(pos, font));
        } else { // The general case. The block is splitted into 3 blocks
-               pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i, 
+               pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i,
                                Pimpl::FontTable(pos - 1, pimpl_->fontlist[i].font()));
                pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i + 1,
                                Pimpl::FontTable(pos, font));
@@ -816,7 +675,7 @@ void Paragraph::setFont(Paragraph::size_type pos,
 }
 
 
-
+#ifndef NO_NEXT
 void Paragraph::next(Paragraph * p)
 {
        next_ = p;
@@ -854,90 +713,27 @@ Paragraph const * Paragraph::previous() const
 {
        return previous_;
 }
+#endif
 
 
-void Paragraph::breakParagraph(BufferParams const & bparams,
-                                 Paragraph::size_type pos,
-                                 int flag)
-{
-       // create a new paragraph
-       Paragraph * tmp = new Paragraph(this);
-       // remember to set the inset_owner
-       tmp->setInsetOwner(inInset());
-       
-       // this is an idea for a more userfriendly layout handling, I will
-       // see what the users say
-       
-       // layout stays the same with latex-environments
-       if (flag) {
-               tmp->setOnlyLayout(layout);
-               tmp->setLabelWidthString(params().labelWidthString());
-       }
-       
-       if (size() > pos || !size() || flag == 2) {
-               tmp->setOnlyLayout(layout);
-               tmp->params().align(params().align());
-               tmp->setLabelWidthString(params().labelWidthString());
-               
-               tmp->params().lineBottom(params().lineBottom());
-               params().lineBottom(false);
-               tmp->params().pagebreakBottom(params().pagebreakBottom());
-               params().pagebreakBottom(false);
-               tmp->params().spaceBottom(params().spaceBottom());
-               params().spaceBottom(VSpace(VSpace::NONE));
-               
-               tmp->params().depth(params().depth());
-               tmp->params().noindent(params().noindent());
-               
-               // copy everything behind the break-position
-               // to the new paragraph
-               size_type pos_end = pimpl_->size() - 1;
-               size_type i = pos;
-               size_type j = pos;
-               for (; i <= pos_end; ++i) {
-                       cutIntoMinibuffer(bparams, i);
-                       if (tmp->insertFromMinibuffer(j - pos))
-                               ++j;
-               }
-               for (i = pos_end; i >= pos; --i) {
-                       erase(i);
-               }
-       }
-       
-       // just an idea of me
-       if (!pos) {
-               tmp->params().lineTop(params().lineTop());
-               tmp->params().pagebreakTop(params().pagebreakTop());
-               tmp->params().spaceTop(params().spaceTop());
-               tmp->bibkey = bibkey;
-               clear();
-               // layout stays the same with latex-environments
-               if (flag) {
-                       setOnlyLayout(tmp->layout);
-                       setLabelWidthString(tmp->params().labelWidthString());
-                       params().depth(tmp->params().depth());
-               }
-       }
-}
-       
-
 void Paragraph::makeSameLayout(Paragraph const * par)
 {
-       layout = par->layout;
+       layout(par->layout());
        // move to pimpl?
        params() = par->params();
 }
 
 
-int Paragraph::stripLeadingSpaces(LyXTextClassList::size_type tclass) 
+int Paragraph::stripLeadingSpaces()
 {
-       if (textclasslist.Style(tclass, getLayout()).free_spacing)
+       if (layout()->free_spacing ||
+           isFreeSpacing()) {
                return 0;
-       
+       }
+
        int i = 0;
-       while (size()
-              && (isNewline(0) || isLineSeparator(0))){
-               erase(0);
+       while (!empty() && (isNewline(0) || isLineSeparator(0))) {
+               pimpl_->eraseIntern(0);
                ++i;
        }
 
@@ -947,81 +743,20 @@ int Paragraph::stripLeadingSpaces(LyXTextClassList::size_type tclass)
 
 bool Paragraph::hasSameLayout(Paragraph const * par) const
 {
-       return 
-               par->layout == layout &&
+       return
+               par->layout() == layout() &&
                params().sameLayout(par->params());
 }
 
 
-void Paragraph::breakParagraphConservative(BufferParams const & bparams,
-                                          Paragraph::size_type pos)
-{
-       // create a new paragraph
-       Paragraph * tmp = new Paragraph(this);
-       tmp->makeSameLayout(this);
-
-       // When can pos > Last()?
-       // I guess pos == Last() is possible.
-       if (size() > pos) {
-               // copy everything behind the break-position to the new
-               // paragraph
-               size_type pos_end = pimpl_->size() - 1;
-
-               //size_type i = pos;
-               //size_type j = pos;
-               for (size_type i = pos, j = pos; i <= pos_end; ++i) {
-                       cutIntoMinibuffer(bparams, i);
-                       if (tmp->insertFromMinibuffer(j - pos))
-                               ++j;
-               }
-               
-               for (size_type k = pos_end; k >= pos; --k) {
-                       erase(k);
-               }
-       }
-}
-   
-
-// Be carefull, this does not make any check at all.
-// This method has wrong name, it combined this par with the next par.
-// In that sense it is the reverse of break paragraph. (Lgb)
-void Paragraph::pasteParagraph(BufferParams const & bparams)
-{
-       // copy the next paragraph to this one
-       Paragraph * the_next = next();
-   
-       // first the DTP-stuff
-       params().lineBottom(the_next->params().lineBottom());
-       params().spaceBottom(the_next->params().spaceBottom());
-       params().pagebreakBottom(the_next->params().pagebreakBottom());
-
-       size_type pos_end = the_next->pimpl_->size() - 1;
-       size_type pos_insert = size();
-
-       // ok, now copy the paragraph
-       for (size_type i = 0, j = 0; i <= pos_end; ++i) {
-               the_next->cutIntoMinibuffer(bparams, i);
-               if (insertFromMinibuffer(pos_insert + j))
-                       ++j;
-       }
-   
-       // delete the next paragraph
-       Paragraph * ppar = the_next->previous_;
-       Paragraph * npar = the_next->next_;
-       delete the_next;
-       ppar->next(npar);
-}
-
-
-int Paragraph::getEndLabel(BufferParams const & bparams) const
+int Paragraph::getEndLabel() const
 {
        Paragraph const * par = this;
        depth_type par_depth = getDepth();
        while (par) {
-               LyXTextClass::LayoutList::size_type layout = par->getLayout();
-               int const endlabeltype =
-                       textclasslist.Style(bparams.textclass,
-                                           layout).endlabeltype;
+               LyXLayout_ptr const & layout = par->layout();
+               int const endlabeltype = layout->endlabeltype;
+
                if (endlabeltype != END_LABEL_NO_LABEL) {
                        if (!next_)
                                return endlabeltype;
@@ -1029,7 +764,7 @@ int Paragraph::getEndLabel(BufferParams const & bparams) const
                        depth_type const next_depth = next_->getDepth();
                        if (par_depth > next_depth ||
                            (par_depth == next_depth
-                            && layout != next_->getLayout()))
+                            && layout != next_->layout()))
                                return endlabeltype;
                        break;
                }
@@ -1049,6 +784,17 @@ Paragraph::depth_type Paragraph::getDepth() const
 }
 
 
+Paragraph::depth_type Paragraph::getMaxDepthAfter() const
+{
+       bool const isenv = layout()->isEnvironment();
+
+       if (isenv)
+               return params().depth() + 1;
+       else
+               return params().depth();
+
+}
+
 char Paragraph::getAlign() const
 {
        return params().align();
@@ -1061,12 +807,6 @@ string const & Paragraph::getLabelstring() const
 }
 
 
-int Paragraph::getFirstCounter(int i) const
-{
-       return pimpl_->counter_[i];
-}
-
-
 // the next two functions are for the manual labels
 string const Paragraph::getLabelWidthString() const
 {
@@ -1083,15 +823,9 @@ void Paragraph::setLabelWidthString(string const & s)
 }
 
 
-void Paragraph::setOnlyLayout(LyXTextClass::size_type new_layout)
+void Paragraph::applyLayout(LyXLayout_ptr const & new_layout)
 {
-       layout = new_layout;
-}
-
-
-void Paragraph::setLayout(LyXTextClass::size_type new_layout)
-{
-        layout = new_layout;
+       layout(new_layout);
        params().labelWidthString(string());
        params().align(LYX_ALIGN_LAYOUT);
        params().spaceTop(VSpace(VSpace::NONE));
@@ -1100,24 +834,26 @@ void Paragraph::setLayout(LyXTextClass::size_type new_layout)
 }
 
 
-// if the layout of a paragraph contains a manual label, the beginning of the 
+// if the layout of a paragraph contains a manual label, the beginning of the
 // main body is the beginning of the second word. This is what the par-
 // function returns. If the layout does not contain a label, the main
 // body always starts with position 0. This differentiation is necessary,
-// because there cannot be a newline or a blank <= the beginning of the 
+// because there cannot be a newline or a blank <= the beginning of the
 // main body in TeX.
 
 int Paragraph::beginningOfMainBody() const
 {
+       if (layout()->labeltype != LABEL_MANUAL)
+               return 0;
+
        // Unroll the first two cycles of the loop
        // and remember the previous character to
        // remove unnecessary GetChar() calls
-       size_type i = 0;
-       if (i < size()
-           && getChar(i) != Paragraph::META_NEWLINE) {
+       pos_type i = 0;
+       if (i < size() && getChar(i) != Paragraph::META_NEWLINE) {
                ++i;
                char previous_char = 0;
-               char temp = 0; 
+               char temp = 0;
                if (i < size()
                    && (previous_char = getChar(i)) != Paragraph::META_NEWLINE) {
                        // Yes, this  ^ is supposed to be "= " not "=="
@@ -1138,11 +874,11 @@ int Paragraph::beginningOfMainBody() const
 Paragraph * Paragraph::depthHook(depth_type depth)
 {
        Paragraph * newpar = this;
-  
+
        do {
                newpar = newpar->previous();
        } while (newpar && newpar->getDepth() > depth);
-   
+
        if (!newpar) {
                if (previous() || getDepth())
                        lyxerr << "ERROR (Paragraph::DepthHook): "
@@ -1157,11 +893,11 @@ Paragraph * Paragraph::depthHook(depth_type depth)
 Paragraph const * Paragraph::depthHook(depth_type depth) const
 {
        Paragraph const * newpar = this;
-   
+
        do {
                newpar = newpar->previous();
        } while (newpar && newpar->getDepth() > depth);
-   
+
        if (!newpar) {
                if (previous() || getDepth())
                        lyxerr << "ERROR (Paragraph::DepthHook): "
@@ -1172,300 +908,201 @@ Paragraph const * Paragraph::depthHook(depth_type depth) const
        return newpar;
 }
 
+
 Paragraph * Paragraph::outerHook()
 {
-       if(!getDepth())
+       if (!getDepth())
                return 0;
        return depthHook(depth_type(getDepth() - 1));
 }
 
+
 Paragraph const * Paragraph::outerHook() const
 {
-       if(!getDepth())
+       if (!getDepth())
                return 0;
        return depthHook(depth_type(getDepth() - 1));
 }
 
-int Paragraph::autoDeleteInsets()
-{
-       int count = 0;
-       InsetList::size_type index = 0;
-       while (index < insetlist.size()) {
-               if (insetlist[index].inset && insetlist[index].inset->autoDelete()) {
-                       erase(insetlist[index].pos); 
-                       // Erase() calls to insetlist.erase(&insetlist[index])
-                       // so index shouldn't be increased.
-                       ++count;
-               } else
-                       ++index;
-       }
-       return count;
-}
-
-
-Paragraph::inset_iterator
-Paragraph::InsetIterator(Paragraph::size_type pos)
-{
-       InsetTable search_inset(pos, 0);
-       InsetList::iterator it = lower_bound(insetlist.begin(),
-                                            insetlist.end(),
-                                            search_inset, Pimpl::matchIT());
-       return inset_iterator(it);
-}
-
 
 // returns -1 if inset not found
-int Paragraph::getPositionOfInset(Inset * inset) const
+int Paragraph::getPositionOfInset(Inset const * inset) const
 {
        // Find the entry.
-       for (InsetList::const_iterator cit = insetlist.begin();
-            cit != insetlist.end(); ++cit) {
-               if (cit->inset == inset) {
-                       return cit->pos;
-               }
-       }
-       if (inset == bibkey)
-               return 0;
-
+       InsetList::iterator it = insetlist.begin();
+       InsetList::iterator end = insetlist.end();
+       for (; it != end; ++it)
+               if (it.getInset() == inset)
+                       return it.getPos();
        return -1;
 }
 
 
-Paragraph * Paragraph::TeXOnePar(Buffer const * buf,
-                                      BufferParams const & bparams,
-                                      ostream & os, TexRow & texrow,
-                                      bool moving_arg)
+InsetBibitem * Paragraph::bibitem()
 {
-       lyxerr[Debug::LATEX] << "TeXOnePar...     " << this << endl;
-       LyXLayout const & style =
-               textclasslist.Style(bparams.textclass,
-                                   layout);
+       InsetList::iterator it = insetlist.begin();
+       if (it != insetlist.end() && it.getInset()->lyxCode() == Inset::BIBTEX_CODE)
+               return static_cast<InsetBibitem *>(it.getInset());
+       return 0;
+}
 
-       bool further_blank_line = false;
 
-       if (params().startOfAppendix()) {
-               os << "\\appendix\n";
-               texrow.newline();
-       }
 
-       if (!params().spacing().isDefault()
-           && (!previous() || !previous()->hasSameLayout(this))) {
-               os << params().spacing().writeEnvirBegin() << "\n";
-               texrow.newline();
-       }
-       
-       if (tex_code_break_column && style.isCommand()){
-               os << '\n';
-               texrow.newline();
-       }
-
-       if (params().pagebreakTop()) {
-               os << "\\newpage";
-               further_blank_line = true;
-       }
-       if (params().spaceTop().kind() != VSpace::NONE) {
-               os << params().spaceTop().asLatexCommand(bparams);
-               further_blank_line = true;
-       }
-      
-       if (params().lineTop()) {
-               os << "\\lyxline{\\" << getFont(bparams, 0).latexSize() << '}'
-                  << "\\vspace{-1\\parskip}";
-               further_blank_line = true;
-       }
+// This could go to ParagraphParameters if we want to
+int Paragraph::startTeXParParams(BufferParams const & bparams,
+                                ostream & os, bool moving_arg) const
+{
+       int column = 0;
 
-       if (further_blank_line){
-               os << '\n';
-               texrow.newline();
+       if (params().noindent()) {
+               os << "\\noindent ";
+               column += 10;
        }
 
-       Language const * language = getParLanguage(bparams);
-       Language const * doc_language = bparams.language;
-       Language const * previous_language = previous()
-               ? previous()->getParLanguage(bparams) : doc_language;
-
-       if (language->babel() != previous_language->babel()
-           // check if we already put language command in TeXEnvironment()
-           && !(textclasslist.Style(bparams.textclass, layout).isEnvironment()
-                && (!previous() || previous()->layout != layout ||
-                    previous()->params().depth() != params().depth()))) {
-
-               if (!lyxrc.language_command_end.empty() &&
-                   previous_language->babel() != doc_language->babel()) {
-                       os << subst(lyxrc.language_command_end, "$$lang",
-                                   previous_language->babel())
-                          << endl;
-                       texrow.newline();
-               }
-
-               if (lyxrc.language_command_end.empty() ||
-                   language->babel() != doc_language->babel()) {
-                       os << subst(lyxrc.language_command_begin, "$$lang",
-                                   language->babel())
-                          << endl;
-                       texrow.newline();
+       switch (params().align()) {
+       case LYX_ALIGN_NONE:
+       case LYX_ALIGN_BLOCK:
+       case LYX_ALIGN_LAYOUT:
+       case LYX_ALIGN_SPECIAL:
+               break;
+       case LYX_ALIGN_LEFT:
+       case LYX_ALIGN_RIGHT:
+       case LYX_ALIGN_CENTER:
+               if (moving_arg) {
+                       os << "\\protect";
+                       column = 8;
                }
+               break;
        }
 
-       if (bparams.inputenc == "auto" &&
-           language->encoding() != previous_language->encoding()) {
-               os << "\\inputencoding{"
-                  << language->encoding()->LatexName()
-                  << "}" << endl;
-               texrow.newline();
-       }
-
-       switch (style.latextype) {
-       case LATEX_COMMAND:
-               os << '\\'
-                  << style.latexname()
-                  << style.latexparam();
+       switch (params().align()) {
+       case LYX_ALIGN_NONE:
+       case LYX_ALIGN_BLOCK:
+       case LYX_ALIGN_LAYOUT:
+       case LYX_ALIGN_SPECIAL:
                break;
-       case LATEX_ITEM_ENVIRONMENT:
-               if (bibkey) {
-                       bibkey->latex(buf, os, false, false);
-               } else
-                       os << "\\item ";
+       case LYX_ALIGN_LEFT:
+               if (getParLanguage(bparams)->babel() != "hebrew") {
+                       os << "\\begin{flushleft}";
+                       column += 17;
+               } else {
+                       os << "\\begin{flushright}";
+                       column += 18;
+               }
                break;
-       case LATEX_LIST_ENVIRONMENT:
-               os << "\\item ";
+       case LYX_ALIGN_RIGHT:
+               if (getParLanguage(bparams)->babel() != "hebrew") {
+                       os << "\\begin{flushright}";
+                       column += 18;
+               } else {
+                       os << "\\begin{flushleft}";
+                       column += 17;
+               }
                break;
-       default:
+       case LYX_ALIGN_CENTER:
+               os << "\\begin{center}";
+               column += 14;
                break;
        }
 
-       bool need_par = simpleTeXOnePar(buf, bparams, os, texrow, moving_arg);
-       // Make sure that \\par is done with the font of the last
-       // character if this has another size as the default.
-       // This is necessary because LaTeX (and LyX on the screen)
-       // calculates the space between the baselines according
-       // to this font. (Matthias)
-       //
-       // Is this really needed ? (Dekel)
-       // We do not need to use to change the font for the last paragraph
-       // or for a command.
-       LyXFont const font =
-               (size() == 0
-                ? getLayoutFont(bparams)
-                : getFont(bparams, size() - 1));
-
-       bool is_command = textclasslist.Style(bparams.textclass,
-                                             getLayout()).isCommand();
-       if (style.resfont.size() != font.size() && next_ && !is_command) {
-               if (!need_par)
-                       os << "{";
-               os << "\\" << font.latexSize() << " \\par}";
-       } else if (need_par) {
-               os << "\\par}";
-       } else if (is_command)
-               os << "}";
-
-       switch (style.latextype) {
-       case LATEX_ITEM_ENVIRONMENT:
-       case LATEX_LIST_ENVIRONMENT:
-                if (next_ && (params().depth() < next_->params().depth())) {
-                        os << '\n';
-                        texrow.newline();
-                }
-               break;
-       case LATEX_ENVIRONMENT:
-               // if its the last paragraph of the current environment
-               // skip it otherwise fall through
-               if (next_
-                   && (next_->layout != layout
-                       || next_->params().depth() != params().depth()))
-                       break;
-       default:
-               // we don't need it for the last paragraph!!!
-               // or for tables in floats
-               //   -- effectively creates a \par where there isn't one which
-               //      breaks a \subfigure or \subtable.
-               if (next_) {
-                       os << '\n';
-                       texrow.newline();
-               }
-       }
-       
-       further_blank_line = false;
-       if (params().lineBottom()) {
-               os << "\\lyxline{\\" << font.latexSize() << '}';
-               further_blank_line = true;
-       }
+       return column;
+}
 
-       if (params().spaceBottom().kind() != VSpace::NONE) {
-               os << params().spaceBottom().asLatexCommand(bparams);
-               further_blank_line = true;
-       }
-      
-       if (params().pagebreakBottom()) {
-               os << "\\newpage";
-               further_blank_line = true;
-       }
 
-       if (further_blank_line){
-               os << '\n';
-               texrow.newline();
-       }
+// This could go to ParagraphParameters if we want to
+int Paragraph::endTeXParParams(BufferParams const & bparams,
+                              ostream & os, bool moving_arg) const
+{
+       int column = 0;
 
-       if (!params().spacing().isDefault()
-           && (!next_ || !next_->hasSameLayout(this))) {
-               os << params().spacing().writeEnvirEnd() << "\n";
-               texrow.newline();
-       }
-       
-       // we don't need it for the last paragraph!!!
-       if (next_) {
-               os << '\n';
-               texrow.newline();
-       } else {
-               // Since \selectlanguage write the language to the aux file,
-               // we need to reset the language at the end of footnote or
-               // float.
-
-               if (language->babel() != doc_language->babel()) {
-                       if (lyxrc.language_command_end.empty())
-                               os << subst(lyxrc.language_command_begin,
-                                           "$$lang",
-                                           doc_language->babel())
-                                  << endl;
-                       else
-                               os << subst(lyxrc.language_command_end,
-                                           "$$lang",
-                                           language->babel())
-                                  << endl;
-                       texrow.newline();
+       switch (params().align()) {
+       case LYX_ALIGN_NONE:
+       case LYX_ALIGN_BLOCK:
+       case LYX_ALIGN_LAYOUT:
+       case LYX_ALIGN_SPECIAL:
+               break;
+       case LYX_ALIGN_LEFT:
+       case LYX_ALIGN_RIGHT:
+       case LYX_ALIGN_CENTER:
+               if (moving_arg) {
+                       os << "\\protect";
+                       column = 8;
                }
+               break;
        }
 
-       lyxerr[Debug::LATEX] << "TeXOnePar...done " << next_ << endl;
-       return next_;
+       switch (params().align()) {
+       case LYX_ALIGN_NONE:
+       case LYX_ALIGN_BLOCK:
+       case LYX_ALIGN_LAYOUT:
+       case LYX_ALIGN_SPECIAL:
+               break;
+       case LYX_ALIGN_LEFT:
+               if (getParLanguage(bparams)->babel() != "hebrew") {
+                       os << "\\end{flushleft}";
+                       column = 15;
+               } else {
+                       os << "\\end{flushright}";
+                       column = 16;
+               }
+               break;
+       case LYX_ALIGN_RIGHT:
+               if (getParLanguage(bparams)->babel() != "hebrew") {
+                       os << "\\end{flushright}";
+                       column+= 16;
+               } else {
+                       os << "\\end{flushleft}";
+                       column = 15;
+               }
+               break;
+       case LYX_ALIGN_CENTER:
+               os << "\\end{center}";
+               column = 12;
+               break;
+       }
+       return column;
 }
 
 
 // This one spits out the text of the paragraph
 bool Paragraph::simpleTeXOnePar(Buffer const * buf,
-                                  BufferParams const & bparams,
-                                  ostream & os, TexRow & texrow,
-                                  bool moving_arg)
+                               BufferParams const & bparams,
+                               ostream & os, TexRow & texrow,
+                               bool moving_arg)
 {
        lyxerr[Debug::LATEX] << "SimpleTeXOnePar...     " << this << endl;
 
        bool return_value = false;
 
-       LyXLayout const & style =
-               textclasslist.Style(bparams.textclass,
-                                   getLayout());
+       LyXLayout_ptr style;
+
+       // well we have to check if we are in an inset with unlimited
+       // lenght (all in one row) if that is true then we don't allow
+       // any special options in the paragraph and also we don't allow
+       // any environment other then "Standard" to be valid!
+       bool asdefault =
+               (inInset() && inInset()->forceDefaultParagraphs(inInset()));
+
+       if (asdefault) {
+               style = bparams.getLyXTextClass().defaultLayout();
+       } else {
+               style = layout();
+       }
+
        LyXFont basefont;
 
        // Maybe we have to create a optional argument.
-       size_type main_body;
-       if (style.labeltype != LABEL_MANUAL)
+       pos_type main_body;
+
+       // FIXME: can we actually skip this check and just call
+       // beginningOfMainBody() ??
+       if (style->labeltype != LABEL_MANUAL) {
                main_body = 0;
-       else
+       } else {
                main_body = beginningOfMainBody();
+       }
 
-       int column = 0;
+       unsigned int column = 0;
 
        if (main_body > 0) {
                os << '[';
@@ -1475,24 +1112,29 @@ bool Paragraph::simpleTeXOnePar(Buffer const * buf,
                basefont = getLayoutFont(bparams);
        }
 
-       if (main_body >= 0
-           && !pimpl_->size()) {
-               if (style.isCommand()) {
-                       os << '{';
-                       ++column;
-               }
-       }
+       moving_arg |= style->needprotect;
 
-       moving_arg |= style.needprotect;
        // Which font is currently active?
        LyXFont running_font(basefont);
        // Do we have an open font change?
        bool open_font = false;
 
+       Change::Type running_change = Change::UNCHANGED;
+
        texrow.start(this, 0);
 
-       for (size_type i = 0; i < size(); ++i) {
+       // if the paragraph is empty, the loop will not be entered at all
+       if (empty()) {
+               if (style->isCommand()) {
+                       os << '{';
+                       ++column;
+               }
+               if (!asdefault)
+                       column += startTeXParParams(bparams, os, moving_arg);
+
+       }
+
+       for (pos_type i = 0; i < size(); ++i) {
                ++column;
                // First char in paragraph or after label?
                if (i == main_body) {
@@ -1506,44 +1148,14 @@ bool Paragraph::simpleTeXOnePar(Buffer const * buf,
                                os << ']';
                                ++column;
                        }
-                       if (style.isCommand()) {
+                       if (style->isCommand()) {
                                os << '{';
                                ++column;
                        }
 
-                       if (params().noindent()) {
-                               os << "\\noindent ";
-                               column += 10;
-                       }
-                       switch (params().align()) {
-                       case LYX_ALIGN_NONE:
-                       case LYX_ALIGN_BLOCK:
-                       case LYX_ALIGN_LAYOUT:
-                       case LYX_ALIGN_SPECIAL:
-                               break;
-                       case LYX_ALIGN_LEFT:
-                               if (getParLanguage(bparams)->babel() != "hebrew") {
-                                       os << "\\begin{flushleft}";
-                                       column += 17;
-                               } else {
-                                       os << "\\begin{flushright}";
-                                       column += 18;
-                               }
-                               break;
-                       case LYX_ALIGN_RIGHT:
-                               if (getParLanguage(bparams)->babel() != "hebrew") {
-                                       os << "\\begin{flushright}";
-                                       column += 18;
-                               } else {
-                                       os << "\\begin{flushleft}";
-                                       column += 17;
-                               }
-                               break;
-                       case LYX_ALIGN_CENTER:
-                               os << "\\begin{center}";
-                               column += 14;
-                               break;
-                       }        
+                       if (!asdefault)
+                               column += startTeXParParams(bparams, os,
+                                                           moving_arg);
                }
 
                value_type c = getChar(i);
@@ -1557,15 +1169,18 @@ bool Paragraph::simpleTeXOnePar(Buffer const * buf,
                // outside font change, i.e. we write "\textXX{text} "
                // rather than "\textXX{text }". (Asger)
                if (open_font && c == ' ' && i <= size() - 2) {
-                       LyXFont const next_font = getFont(bparams, i + 1);
+                       LyXFont const next_font = getFont(bparams, i + 1);
                        if (next_font != running_font
                            && next_font != font) {
                                font = next_font;
                        }
                }
-               
+
                // We end font definition before blanks
-               if (font != running_font && open_font) {
+               if (open_font &&
+                   (font != running_font ||
+                    font.language() != running_font.language()))
+               {
                        column += running_font.latexWriteEndChanges(os,
                                                                    basefont,
                                                                    (i == main_body-1) ? basefont : font);
@@ -1578,22 +1193,30 @@ bool Paragraph::simpleTeXOnePar(Buffer const * buf,
                        // Do not print the separation of the optional argument
                        if (i != main_body - 1) {
                                pimpl_->simpleTeXBlanks(os, texrow, i,
-                                                      column, font, style);
+                                                      column, font, *style);
                        }
                }
 
                // Do we need to change font?
-               if (font != running_font && i != main_body - 1) {
+               if ((font != running_font ||
+                    font.language() != running_font.language()) &&
+                       i != main_body - 1)
+               {
                        column += font.latexWriteStartChanges(os, basefont,
                                                              last_font);
                        running_font = font;
                        open_font = true;
                }
 
+               Change::Type change = pimpl_->lookupChange(i);
+
+               column += Changes::latexMarkChange(os, running_change, change);
+               running_change = change;
+
                if (c == Paragraph::META_NEWLINE) {
                        // newlines are handled differently here than
                        // the default in SimpleTeXSpecialChars().
-                       if (!style.newline_allowed) {
+                       if (!style->newline_allowed) {
                                os << '\n';
                        } else {
                                if (open_font) {
@@ -1602,12 +1225,13 @@ bool Paragraph::simpleTeXOnePar(Buffer const * buf,
                                }
                                basefont = getLayoutFont(bparams);
                                running_font = basefont;
-                               if (font.family() == 
+                               if (font.family() ==
                                    LyXFont::TYPEWRITER_FAMILY) {
-                                       os << "~";
+                                       os << '~';
                                }
                                if (moving_arg)
                                        os << "\\protect ";
+
                                os << "\\\\\n";
                        }
                        texrow.newline();
@@ -1616,23 +1240,27 @@ bool Paragraph::simpleTeXOnePar(Buffer const * buf,
                } else {
                        pimpl_->simpleTeXSpecialChars(buf, bparams,
                                                      os, texrow, moving_arg,
-                                                     font, running_font, 
-                                                     basefont, open_font, 
-                                                     style, i, column, c);
+                                                     font, running_font,
+                                                     basefont, open_font,
+                                                     running_change,
+                                                     *style, i, column, c);
                }
        }
 
+       column += Changes::latexMarkChange(os,
+                       running_change, Change::UNCHANGED);
+
        // If we have an open font definition, we have to close it
        if (open_font) {
 #ifdef FIXED_LANGUAGE_END_DETECTION
                if (next_) {
                        running_font
                                .latexWriteEndChanges(os, basefont,
-                                                     next_->getFont(bparams,
-                                                     0));
+                                                     next_->getFont(bparams,
+                                                     0));
                } else {
                        running_font.latexWriteEndChanges(os, basefont,
-                                                         basefont);
+                                                         basefont);
                }
 #else
 #ifdef WITH_WARNINGS
@@ -1650,266 +1278,81 @@ bool Paragraph::simpleTeXOnePar(Buffer const * buf,
                return_value = false;
        }
 
-       switch (params().align()) {
-       case LYX_ALIGN_NONE:
-       case LYX_ALIGN_BLOCK:
-       case LYX_ALIGN_LAYOUT:
-       case LYX_ALIGN_SPECIAL:
-               break;
-       case LYX_ALIGN_LEFT:
-               if (getParLanguage(bparams)->babel() != "hebrew") {
-                       os << "\\end{flushleft}";
-                       column+= 15;
-               } else {
-                       os << "\\end{flushright}";
-                       column+= 16;
-               }
-               break;
-       case LYX_ALIGN_RIGHT:
-               if (getParLanguage(bparams)->babel() != "hebrew") {
-                       os << "\\end{flushright}";
-                       column+= 16;
-               } else {
-                       os << "\\end{flushleft}";
-                       column+= 15;
-               }
-               break;
-       case LYX_ALIGN_CENTER:
-               os << "\\end{center}";
-               column+= 12;
-               break;
-       }        
+       if (!asdefault) {
+               column += endTeXParParams(bparams, os, moving_arg);
+       }
 
        lyxerr[Debug::LATEX] << "SimpleTeXOnePar...done " << this << endl;
        return return_value;
 }
 
 
-bool Paragraph::sgmlConvertChar(char c, string & sgml_string)
-{
-       bool retval = false;
-       switch (c) {
-       case Paragraph::META_HFILL:
-               sgml_string.erase();
-               break;
-       case Paragraph::META_NEWLINE:
-               sgml_string = '\n';
-               break;
-       case '&': 
-               sgml_string = "&amp;";
-               break;
-       case '<': 
-               sgml_string = "&lt;"; 
-               break;
-       case '>':
-               sgml_string = "&gt;"; 
-               break;
-       case '$': 
-               sgml_string = "&dollar;"; 
-               break;
-       case '#': 
-               sgml_string = "&num;";
-               break;
-       case '%': 
-               sgml_string = "&percnt;";
-               break;
-       case '[': 
-               sgml_string = "&lsqb;";
-               break;
-       case ']': 
-               sgml_string = "&rsqb;";
-               break;
-       case '{': 
-               sgml_string = "&lcub;";
-               break;
-       case '}': 
-               sgml_string = "&rcub;";
-               break;
-       case '~': 
-               sgml_string = "&tilde;";
-               break;
-       case '"': 
-               sgml_string = "&quot;";
-               break;
-       case '\\': 
-               sgml_string = "&bsol;";
-               break;
-       case ' ':
-               retval = true;
-               sgml_string = ' ';
-               break;
-       case '\0': // Ignore :-)
-               sgml_string.erase();
-               break;
-       default:
-               sgml_string = c;
-               break;
-       }
-       return retval;
-}
-
-
-Paragraph * Paragraph::TeXEnvironment(Buffer const * buf,
-                                           BufferParams const & bparams,
-                                           ostream & os, TexRow & texrow)
-{
-       lyxerr[Debug::LATEX] << "TeXEnvironment...     " << this << endl;
-
-       LyXLayout const & style =
-               textclasslist.Style(bparams.textclass,
-                                   layout);
-
-       Language const * language = getParLanguage(bparams);
-       Language const * doc_language = bparams.language;
-       Language const * previous_language = previous_
-               ? previous_->getParLanguage(bparams) : doc_language;
-       if (language->babel() != previous_language->babel()) {
 
-               if (!lyxrc.language_command_end.empty() &&
-                   previous_language->babel() != doc_language->babel()) {
-                       os << subst(lyxrc.language_command_end, "$$lang",
-                                   previous_language->babel())
-                          << endl;
-                       texrow.newline();
-               }
-
-               if (lyxrc.language_command_end.empty() ||
-                   language->babel() != doc_language->babel()) {
-                       os << subst(lyxrc.language_command_begin, "$$lang",
-                                   language->babel())
-                          << endl;
-                       texrow.newline();
-               }
-       }
 
-       if (style.isEnvironment()){
-               if (style.latextype == LATEX_LIST_ENVIRONMENT) {
-                       os << "\\begin{" << style.latexname() << "}{"
-                          << params().labelWidthString() << "}\n";
-               } else if (style.labeltype == LABEL_BIBLIO) {
-                       // ale970405
-                       os << "\\begin{" << style.latexname() << "}{"
-                          <<  bibitemWidest(buf)
-                          << "}\n";
-               } else if (style.latextype == LATEX_ITEM_ENVIRONMENT) {
-                       os << "\\begin{" << style.latexname() << '}'
-                          << style.latexparam() << '\n';
-               } else 
-                       os << "\\begin{" << style.latexname() << '}'
-                          << style.latexparam() << '\n';
-               texrow.newline();
-       }
-       Paragraph * par = this;
-       do {
-               par = par->TeXOnePar(buf, bparams,
-                                    os, texrow, false);
-
-               if (par && par->params().depth() > params().depth()) {
-                       if (textclasslist.Style(bparams.textclass,
-                                               par->layout).isParagraph()
-                           // Thinko!
-                           // How to handle this? (Lgb)
-                           //&& !suffixIs(os, "\n\n")
-                               ) {
-                               // There should be at least one '\n' already
-                               // but we need there to be two for Standard 
-                               // paragraphs that are depth-increment'ed to be
-                               // output correctly.  However, tables can
-                               // also be paragraphs so don't adjust them.
-                               // ARRae
-                               // Thinkee:
-                               // Will it ever harm to have one '\n' too
-                               // many? i.e. that we sometimes will have
-                               // three in a row. (Lgb)
-                               os << '\n';
-                               texrow.newline();
-                       }
-                       par = par->pimpl_->TeXDeeper(buf, bparams, os, texrow);
-               }
-       } while (par
-                && par->layout == layout
-                && par->params().depth() == params().depth());
-       if (style.isEnvironment()) {
-               os << "\\end{" << style.latexname() << "}\n";
-       }
-
-       lyxerr[Debug::LATEX] << "TeXEnvironment...done " << par << endl;
-       return par;  // ale970302
-}
-
-
-bool Paragraph::isHfill(size_type pos) const
+bool Paragraph::isHfill(pos_type pos) const
 {
        return IsHfillChar(getChar(pos));
 }
 
 
-bool Paragraph::isInset(size_type pos) const
+bool Paragraph::isInset(pos_type pos) const
 {
        return IsInsetChar(getChar(pos));
 }
 
 
-bool Paragraph::isNewline(size_type pos) const
+bool Paragraph::isNewline(pos_type pos) const
 {
        return pos >= 0 && IsNewlineChar(getChar(pos));
 }
 
 
-bool Paragraph::isSeparator(size_type pos) const
+bool Paragraph::isSeparator(pos_type pos) const
 {
        return IsSeparatorChar(getChar(pos));
 }
 
 
-bool Paragraph::isLineSeparator(size_type pos) const
+bool Paragraph::isLineSeparator(pos_type pos) const
 {
-       return IsLineSeparatorChar(getChar(pos));
+       value_type const c = getChar(pos);
+       return IsLineSeparatorChar(c)
+               || (IsInsetChar(c) && getInset(pos) &&
+               getInset(pos)->isLineSeparator());
 }
 
 
-bool Paragraph::isKomma(size_type pos) const
+bool Paragraph::isKomma(pos_type pos) const
 {
        return IsKommaChar(getChar(pos));
 }
 
 
 /// Used by the spellchecker
-bool Paragraph::isLetter(Paragraph::size_type pos) const
+bool Paragraph::isLetter(pos_type pos) const
 {
        value_type const c = getChar(pos);
        if (IsLetterChar(c))
                return true;
-       // '\0' is not a letter, allthough every string contains "" (below)
-       if (c == '\0')
-               return false;
+       if (isInset(pos))
+               return getInset(pos)->isLetter();
        // We want to pass the ' and escape chars to ispell
        string const extra = lyxrc.isp_esc_chars + '\'';
-       char ch[2] = { c, 0 };
-       return contains(extra, ch);
+       return contains(extra, c);
 }
-bool Paragraph::isWord(size_type pos ) const
+
+
+bool Paragraph::isWord(pos_type pos) const
 {
        return IsWordChar(getChar(pos)) ;
 }
 
 
 Language const *
-Paragraph::getParLanguage(BufferParams const & bparams) const 
+Paragraph::getParLanguage(BufferParams const & bparams) const
 {
-       if (size() > 0) {
-#ifndef INHERIT_LANGUAGE
+       if (!empty()) {
                return getFirstFontSettings().language();
-#else
-               Language const * lang = getFirstFontSettings().language();
-#warning We should make this somewhat better, any ideas? (Jug)
-               if (lang == inherit_language || lang == ignore_language)
-                       lang = bparams.language;
-               return lang;
-#endif
        } else if (previous_)
                return previous_->getParLanguage(bparams);
        else
@@ -1920,14 +1363,16 @@ Paragraph::getParLanguage(BufferParams const & bparams) const
 bool Paragraph::isRightToLeftPar(BufferParams const & bparams) const
 {
        return lyxrc.rtl_support
-               && getParLanguage(bparams)->RightToLeft();
+               && getParLanguage(bparams)->RightToLeft()
+               && !(inInset() && inInset()->owner() &&
+                    inInset()->owner()->lyxCode() == Inset::ERT_CODE);
 }
 
 
 void Paragraph::changeLanguage(BufferParams const & bparams,
                                  Language const * from, Language const * to)
 {
-       for (size_type i = 0; i < size(); ++i) {
+       for (pos_type i = 0; i < size(); ++i) {
                LyXFont font = getFontSettings(bparams, i);
                if (font.language() == from) {
                        font.setLanguage(to);
@@ -1940,13 +1385,12 @@ void Paragraph::changeLanguage(BufferParams const & bparams,
 bool Paragraph::isMultiLingual(BufferParams const & bparams)
 {
        Language const * doc_language = bparams.language;
-       for (Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
-            cit != pimpl_->fontlist.end(); ++cit)
+       Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
+       Pimpl::FontList::const_iterator end = pimpl_->fontlist.end();
+
+       for (; cit != end; ++cit)
                if (cit->font().language() != ignore_language &&
                    cit->font().language() != latex_language &&
-#ifdef INHERIT_LANGUAGE
-                       cit->font().language() != inherit_language &&
-#endif
                        cit->font().language() != doc_language)
                        return true;
        return false;
@@ -1955,15 +1399,13 @@ bool Paragraph::isMultiLingual(BufferParams const & bparams)
 
 // Convert the paragraph to a string.
 // Used for building the table of contents
-string const Paragraph::asString(Buffer const * buffer, bool label)
+string const Paragraph::asString(Buffer const * buffer, bool label) const
 {
-       BufferParams const & bparams = buffer->params;
        string s;
        if (label && !params().labelString().empty())
                s += params().labelString() + ' ';
-       string::size_type const len = s.size();
 
-       for (Paragraph::size_type i = 0; i < size(); ++i) {
+       for (pos_type i = 0; i < size(); ++i) {
                value_type c = getChar(i);
                if (IsPrintable(c))
                        s += c;
@@ -1971,51 +1413,47 @@ string const Paragraph::asString(Buffer const * buffer, bool label)
                         getInset(i)->lyxCode() == Inset::MATH_CODE) {
                        ostringstream ost;
                        getInset(i)->ascii(buffer, ost);
-                       s += subst(ost.str().c_str(),'\n',' ');
+                       s += subst(STRCONV(ost.str()),'\n',' ');
                }
        }
 
-       if (isRightToLeftPar(bparams))
-               reverse(s.begin() + len,s.end());
-
        return s;
 }
 
 
-string const Paragraph::asString(Buffer const * buffer, 
-                                Paragraph::size_type beg,
-                                Paragraph::size_type end,
-                                bool label)
+string const Paragraph::asString(Buffer const * buffer,
+                                pos_type beg, pos_type end, bool label) const
 {
        ostringstream ost;
 
        if (beg == 0 && label && !params().labelString().empty())
                ost << params().labelString() << ' ';
 
-       for (Paragraph::size_type i = beg; i < end; ++i) {
+       for (pos_type i = beg; i < end; ++i) {
                value_type const c = getUChar(buffer->params, i);
                if (IsPrintable(c))
                        ost << c;
                else if (c == META_NEWLINE)
                        ost << '\n';
                else if (c == META_HFILL)
-                       ost << '\t'; 
+                       ost << '\t';
                else if (c == META_INSET) {
                        getInset(i)->ascii(buffer, ost);
                }
        }
 
-       return ost.str().c_str();
+       return STRCONV(ost.str());
 }
 
 
 void Paragraph::setInsetOwner(Inset * i)
 {
        pimpl_->inset_owner = i;
-       for (InsetList::const_iterator cit = insetlist.begin();
-            cit != insetlist.end(); ++cit) {
-               if (cit->inset)
-                       cit->inset->setOwner(i);
+       InsetList::iterator it = insetlist.begin();
+       InsetList::iterator end = insetlist.end();
+       for (; it != end; ++it) {
+               if (it.getInset())
+                       it.getInset()->setOwner(i);
        }
 }
 
@@ -2023,31 +1461,14 @@ void Paragraph::setInsetOwner(Inset * i)
 void Paragraph::deleteInsetsLyXText(BufferView * bv)
 {
        // then the insets
-       for (InsetList::const_iterator cit = insetlist.begin();
-            cit != insetlist.end(); ++cit) {
-               if (cit->inset) {
-                       if (cit->inset->isTextInset()) {
-                               static_cast<UpdatableInset *>
-                                       (cit->inset)->deleteLyXText(bv, true);
-                       }
-               }
-       }
+       insetlist.deleteInsetsLyXText(bv);
 }
 
 
 void Paragraph::resizeInsetsLyXText(BufferView * bv)
 {
        // then the insets
-       for (InsetList::const_iterator cit = insetlist.begin();
-            cit != insetlist.end(); ++cit)
-       {
-               if (cit->inset) {
-                       if (cit->inset->isTextInset()) {
-                               static_cast<UpdatableInset *>
-                                       (cit->inset)->resizeLyXText(bv, true);
-                       }
-               }
-       }
+       insetlist.resizeInsetsLyXText(bv);
 }
 
 
@@ -2057,96 +1478,127 @@ void Paragraph::setContentsFromPar(Paragraph * par)
 }
 
 
-Paragraph::size_type Paragraph::size() const
+void Paragraph::trackChanges(Change::Type type)
 {
-       return pimpl_->size();
+       pimpl_->trackChanges(type);
 }
 
 
-Paragraph::value_type
-Paragraph::getChar(Paragraph::size_type pos) const
+void Paragraph::untrackChanges()
 {
-       return pimpl_->getChar(pos);
+       pimpl_->untrackChanges();
 }
 
 
-int Paragraph::id() const
+void Paragraph::cleanChanges()
 {
-       return pimpl_->id_;
+       pimpl_->cleanChanges();
 }
 
 
-void  Paragraph::id(int id_arg)
+Change::Type Paragraph::lookupChange(lyx::pos_type pos) const
 {
-       pimpl_->id_ = id_arg;
+       lyx::Assert(!size() || pos < size());
+       return pimpl_->lookupChange(pos);
 }
 
 
-LyXTextClass::LayoutList::size_type Paragraph::getLayout() const
+Change const Paragraph::lookupChangeFull(lyx::pos_type pos) const
 {
-       return layout;
+       lyx::Assert(!size() || pos < size());
+       return pimpl_->lookupChangeFull(pos);
 }
 
 
-bool Paragraph::isFirstInSequence() const
+bool Paragraph::isChanged(pos_type start, pos_type end) const
 {
-       Paragraph const * dhook = depthHook(getDepth());
-       return (dhook == this
-               || dhook->getLayout() != getLayout()
-               || dhook->getDepth() != getDepth());
+       return pimpl_->isChanged(start, end);
 }
 
 
-Inset * Paragraph::inInset() const
+bool Paragraph::isChangeEdited(pos_type start, pos_type end) const
 {
-       return pimpl_->inset_owner;
+       return pimpl_->isChangeEdited(start, end);
 }
 
 
-void Paragraph::clearContents()
+void Paragraph::markErased()
 {
-       pimpl_->clear();
+       pimpl_->markErased();
 }
 
 
-void Paragraph::setCounter(int i, int v)
+void Paragraph::acceptChange(pos_type start, pos_type end)
 {
-       pimpl_->counter_[i] = v;
+       return pimpl_->acceptChange(start, end);
 }
 
 
-int Paragraph::getCounter(int i) const
+void Paragraph::rejectChange(pos_type start, pos_type end)
 {
-       return pimpl_->counter_[i];
+       return pimpl_->rejectChange(start, end);
 }
 
 
-void Paragraph::incCounter(int i)
+lyx::pos_type Paragraph::size() const
 {
-       pimpl_->counter_[i]++;
+       return pimpl_->size();
 }
 
 
-void Paragraph::setChar(size_type pos, value_type c)
+bool Paragraph::empty() const
 {
-       pimpl_->setChar(pos, c);
+       return pimpl_->empty();
+}
+
+
+Paragraph::value_type Paragraph::getChar(pos_type pos) const
+{
+       return pimpl_->getChar(pos);
+}
+
+
+int Paragraph::id() const
+{
+       return pimpl_->id_;
 }
 
 
-Paragraph::inset_iterator::inset_iterator(Paragraph::InsetList::iterator const & iter)
- : it(iter) 
-{}
+LyXLayout_ptr const & Paragraph::layout() const
+{
+       return layout_;
+}
 
 
-Paragraph::inset_iterator Paragraph::inset_iterator_begin()
+void Paragraph::layout(LyXLayout_ptr const & new_layout)
 {
-       return inset_iterator(insetlist.begin());
+       layout_ = new_layout;
 }
 
 
-Paragraph::inset_iterator Paragraph::inset_iterator_end()
+bool Paragraph::isFirstInSequence() const
 {
-       return inset_iterator(insetlist.end());
+       Paragraph const * dhook = depthHook(getDepth());
+       return (dhook == this
+               || dhook->layout() != layout()
+               || dhook->getDepth() != getDepth());
+}
+
+
+Inset * Paragraph::inInset() const
+{
+       return pimpl_->inset_owner;
+}
+
+
+void Paragraph::clearContents()
+{
+       pimpl_->clear();
+}
+
+void Paragraph::setChar(pos_type pos, value_type c)
+{
+       pimpl_->setChar(pos, c);
 }
 
 
@@ -2162,7 +1614,11 @@ ParagraphParameters const & Paragraph::params() const
 }
 
 
-Paragraph * Paragraph::getParFromID(int id) const
+bool Paragraph::isFreeSpacing() const
 {
-       return pimpl_->getParFromID(id);
+       // for now we just need this, later should we need this in some
+       // other way we can always add a function to Inset::() too.
+       if (pimpl_->inset_owner && pimpl_->inset_owner->owner())
+               return (pimpl_->inset_owner->owner()->lyxCode() == Inset::ERT_CODE);
+       return false;
 }