]> git.lyx.org Git - lyx.git/blobdiff - src/Paragraph.cpp
* GuiDocument.cpp:
[lyx.git] / src / Paragraph.cpp
index 198b1182f9e589d214e46b40db62cdd38ab5a860..19997fa51b8d81f7814b3b47e23e24269b70731a 100644 (file)
@@ -35,6 +35,7 @@
 #include "LyXRC.h"
 #include "OutputParams.h"
 #include "output_latex.h"
+#include "output_xhtml.h"
 #include "paragraph_funcs.h"
 #include "ParagraphParameters.h"
 #include "SpellChecker.h"
 #include "insets/InsetBibitem.h"
 #include "insets/InsetLabel.h"
 
-#include "support/lassert.h"
-#include "support/convert.h"
 #include "support/debug.h"
+#include "support/docstring_list.h"
 #include "support/ExceptionMessage.h"
 #include "support/gettext.h"
+#include "support/lassert.h"
 #include "support/lstrings.h"
 #include "support/Messages.h"
 #include "support/textutils.h"
@@ -288,6 +289,15 @@ void Paragraph::addChangesToToc(DocIterator const & cdit,
 }
 
 
+bool Paragraph::isFullyDeleted(pos_type start, pos_type end) const
+{
+       LASSERT(start >= 0 && start <= size(), /**/);
+       LASSERT(end > start && end <= size() + 1, /**/);
+
+       return d->changes_.isFullyDeleted(start, end);
+}
+
+
 bool Paragraph::isChanged(pos_type start, pos_type end) const
 {
        LASSERT(start >= 0 && start <= size(), /**/);
@@ -1180,15 +1190,16 @@ void Paragraph::write(ostream & os, BufferParams const & bparams,
        int column = 0;
        for (pos_type i = 0; i <= size(); ++i) {
 
-               Change change = lookupChange(i);
+               Change const change = lookupChange(i);
                Changes::lyxMarkChange(os, column, running_change, change);
                running_change = change;
 
                if (i == size())
                        break;
 
-               // Write font changes
-               Font const & font2 = getFontSettings(bparams, i);
+               // Write font changes (ignore spelling markers)
+               Font font2 = getFontSettings(bparams, i);
+               font2.setMisspelled(false);
                if (font2 != font1) {
                        font2.lyxWriteChanges(font1, os);
                        column = 0;
@@ -1581,7 +1592,8 @@ docstring const & Paragraph::labelString() const
 // the next two functions are for the manual labels
 docstring const Paragraph::getLabelWidthString() const
 {
-       if (d->layout_->margintype == MARGIN_MANUAL)
+       if (d->layout_->margintype == MARGIN_MANUAL
+           || d->layout_->latextype == LATEX_BIB_ENVIRONMENT)
                return d->params_.labelWidthString();
        else
                return _("Senseless with this layout!");
@@ -1856,7 +1868,12 @@ int Paragraph::Private::endTeXParParams(BufferParams const & bparams,
 {
        int column = 0;
 
-       switch (params_.align()) {
+       LyXAlignment const curAlign = params_.align();
+
+       if (curAlign == layout_->align)
+               return column;
+
+       switch (curAlign) {
        case LYX_ALIGN_NONE:
        case LYX_ALIGN_BLOCK:
        case LYX_ALIGN_LAYOUT:
@@ -1876,7 +1893,7 @@ int Paragraph::Private::endTeXParParams(BufferParams const & bparams,
        InsetCode code = owner_->ownerCode();
        bool const lastpar = runparams.isLastPar;
 
-       switch (params_.align()) {
+       switch (curAlign) {
        case LYX_ALIGN_NONE:
        case LYX_ALIGN_BLOCK:
        case LYX_ALIGN_LAYOUT:
@@ -1944,10 +1961,8 @@ bool Paragraph::latex(BufferParams const & bparams,
        unsigned int column = 0;
 
        if (body_pos > 0) {
-               // the optional argument is kept in curly brackets in
-               // case it contains a ']'
-               os << "[{";
-               column += 2;
+               os << '[';
+               column += 1;
                basefont = getLabelFont(bparams, outerfont);
        } else {
                basefont = getLayoutFont(bparams, outerfont);
@@ -1990,8 +2005,8 @@ bool Paragraph::latex(BufferParams const & bparams,
                                                runningChange, Change(Change::UNCHANGED));
                                runningChange = Change(Change::UNCHANGED);
 
-                               os << "}] ";
-                               column +=3;
+                               os << "] ";
+                               column +=2;
                        }
                        if (style.isCommand()) {
                                os << '{';
@@ -2177,7 +2192,7 @@ bool Paragraph::latex(BufferParams const & bparams,
 
        // Needed if there is an optional argument but no contents.
        if (body_pos > 0 && body_pos == size()) {
-               os << "}]~";
+               os << "]~";
                return_value = false;
        }
 
@@ -2232,7 +2247,7 @@ string Paragraph::getID(Buffer const & buf, OutputParams const & runparams)
 }
 
 
-pos_type Paragraph::firstWord(odocstream & os, OutputParams const & runparams)
+pos_type Paragraph::firstWordDocBook(odocstream & os, OutputParams const & runparams)
        const
 {
        pos_type i;
@@ -2250,6 +2265,24 @@ pos_type Paragraph::firstWord(odocstream & os, OutputParams const & runparams)
 }
 
 
+pos_type Paragraph::firstWordLyXHTML(odocstream & os, OutputParams const & runparams)
+       const
+{
+       pos_type i;
+       for (i = 0; i < size(); ++i) {
+               if (Inset const * inset = getInset(i)) {
+                       inset->xhtml(os, runparams);
+               } else {
+                       char_type c = d->text_[i];
+                       if (c == ' ')
+                               break;
+                       os << html::escapeChar(c);
+               }
+       }
+       return i;
+}
+
+
 bool Paragraph::Private::onlyText(Buffer const & buf, Font const & outerfont, pos_type initial) const
 {
        Font font_old;
@@ -2321,6 +2354,92 @@ void Paragraph::simpleDocBookOnePar(Buffer const & buf,
 }
 
 
+docstring Paragraph::simpleLyXHTMLOnePar(Buffer const & buf,
+                                   odocstream & os,
+                                   OutputParams const & runparams,
+                                   Font const & outerfont,
+                                   pos_type initial) const
+{
+       docstring retval;
+
+       // FIXME We really need to manage the tag nesting here.
+       // Probably in the same sort of way as in output_xhtml.
+       bool emph_flag = false;
+       bool bold_flag = false;
+       std::string closing_tag;
+
+       Layout const & style = *d->layout_;
+       FontInfo font_old =
+               style.labeltype == LABEL_MANUAL ? style.labelfont : style.font;
+
+       //if (style.pass_thru && !d->onlyText(buf, outerfont, initial))
+       //      os << "]]>";
+
+       // parsing main loop
+       for (pos_type i = initial; i < size(); ++i) {
+               Font font = getFont(buf.params(), i, outerfont);
+
+               // emphasis
+               if (font_old.emph() != font.fontInfo().emph()) {
+                       if (font.fontInfo().emph() == FONT_ON) {
+                               os << "<em>";
+                               emph_flag = true;
+                       } else if (emph_flag && i != initial) {
+                               os << "</em>";
+                               emph_flag = false;
+                       }
+               }
+               // bold
+               if (font_old.series() != font.fontInfo().series()) {
+                       if (font.fontInfo().series() == BOLD_SERIES) {
+                               os << "<strong>";
+                               bold_flag = true;
+                       } else if (bold_flag && i != initial) {
+                               os << "</strong>";
+                               bold_flag = false;
+                       }
+               }
+               // FIXME Other such tags? 
+
+               if (Inset const * inset = getInset(i)) {
+                       retval += inset->xhtml(os, runparams);
+               } else {
+                       char_type c = d->text_[i];
+
+                       if (style.pass_thru)
+                               os.put(c);
+                       else if (c == '-') {
+                               docstring str;
+                               int j = i + 1;
+                               if (j < size() && d->text_[j] == '-') {
+                                       j += 1;
+                                       if (j < size() && d->text_[j] == '-') {
+                                               str += from_ascii("&mdash;");
+                                               i += 2;
+                                       } else {
+                                               str += from_ascii("&ndash;");
+                                               i += 1;
+                                       }
+                               }
+                               else
+                                       str += c;
+                               os << str;
+                       } else
+                               os << html::escapeChar(c);
+               }
+               font_old = font.fontInfo();
+       }
+
+       // FIXME This could be out of order. See above.
+       if (emph_flag)
+               os << "</em>";
+       if (bold_flag)
+               os << "</strong>";
+
+       return retval;
+}
+
+
 bool Paragraph::isHfill(pos_type pos) const
 {
        Inset const * inset = getInset(pos);
@@ -2346,13 +2465,15 @@ bool Paragraph::isLineSeparator(pos_type pos) const
 }
 
 
-/// Used by the spellchecker
-bool Paragraph::isLetter(pos_type pos) const
+bool Paragraph::isWordSeparator(pos_type pos) const
 {
        if (Inset const * inset = getInset(pos))
-               return inset->isLetter();
+               return !inset->isLetter();
        char_type const c = d->text_[pos];
-       return isLetterChar(c) || isDigit(c);
+       // We want to pass the ' and escape chars to the spellchecker
+       static docstring const quote = from_utf8(lyxrc.spellchecker_esc_chars + '\'');
+       return (!isLetterChar(c) && !isDigit(c) && !contains(quote, c))
+               || pos == size();
 }
 
 
@@ -2763,33 +2884,32 @@ void Paragraph::changeCase(BufferParams const & bparams, pos_type pos,
                        }
                }
 
-               if (!isLetter(pos) || isDeleted(pos)) {
+               if (isWordSeparator(pos) || isDeleted(pos)) {
                        // permit capitalization again
                        capitalize = true;
                }
 
-               if (oldChar != newChar)
+               if (oldChar != newChar) {
                        changes += newChar;
+                       if (pos != right - 1)
+                               continue;
+                       // step behind the changing area
+                       pos++;
+               }
 
-               if (oldChar == newChar || pos == right - 1) {
-                       if (oldChar != newChar) {
-                               // step behind the changing area
-                               pos++;
-                       }
-                       int erasePos = pos - changes.size();
-                       for (size_t i = 0; i < changes.size(); i++) {
-                               insertChar(pos, changes[i],
-                                       getFontSettings(bparams,
-                                       erasePos),
-                                       trackChanges);
-                               if (!eraseChar(erasePos, trackChanges)) {
-                                       ++erasePos;
-                                       ++pos; // advance
-                                       ++right; // expand selection
-                               }
+               int erasePos = pos - changes.size();
+               for (size_t i = 0; i < changes.size(); i++) {
+                       insertChar(pos, changes[i],
+                                  getFontSettings(bparams,
+                                                  erasePos),
+                                  trackChanges);
+                       if (!eraseChar(erasePos, trackChanges)) {
+                               ++erasePos;
+                               ++pos; // advance
+                               ++right; // expand selection
                        }
-                       changes.clear();
                }
+               changes.clear();
        }
 }
 
@@ -2816,10 +2936,10 @@ bool Paragraph::find(docstring const & str, bool cs, bool mw,
 
        // if necessary, check whether string matches word
        if (mw) {
-               if (pos > 0 && isLetter(pos - 1))
+               if (pos > 0 && !isWordSeparator(pos - 1))
                        return false;
                if (pos + strsize < parsize
-                       && isLetter(pos + strsize))
+                       && !isWordSeparator(pos + strsize))
                        return false;
        }
 
@@ -2874,8 +2994,8 @@ void Paragraph::locateWord(pos_type & from, pos_type & to,
        switch (loc) {
        case WHOLE_WORD_STRICT:
                if (from == 0 || from == size()
-                   || !isLetter(from)
-                   || !isLetter(from - 1)) {
+                   || isWordSeparator(from)
+                   || isWordSeparator(from - 1)) {
                        to = from;
                        return;
                }
@@ -2883,13 +3003,13 @@ void Paragraph::locateWord(pos_type & from, pos_type & to,
 
        case WHOLE_WORD:
                // If we are already at the beginning of a word, do nothing
-               if (!from || !isLetter(from - 1))
+               if (!from || isWordSeparator(from - 1))
                        break;
                // no break here, we go to the next
 
        case PREVIOUS_WORD:
                // always move the cursor to the beginning of previous word
-               while (from && isLetter(from - 1))
+               while (from && !isWordSeparator(from - 1))
                        --from;
                break;
        case NEXT_WORD:
@@ -2900,49 +3020,31 @@ void Paragraph::locateWord(pos_type & from, pos_type & to,
                break;
        }
        to = from;
-       while (to < size() && isLetter(to))
+       while (to < size() && !isWordSeparator(to))
                ++to;
 }
 
 
 void Paragraph::collectWords()
 {
-       SpellChecker * speller = theSpellChecker();
-
-       //lyxerr << "Words: ";
        pos_type n = size();
+       WordLangTuple wl;
+       docstring_list suggestions;
        for (pos_type pos = 0; pos < n; ++pos) {
-               if (isDeleted(pos))
-                       continue;
-               if (!isLetter(pos))
+               if (isWordSeparator(pos))
                        continue;
                pos_type from = pos;
                locateWord(from, pos, WHOLE_WORD);
-               if (!lyxrc.spellcheck_continuously && pos - from < 6)
-                       continue;
-
-               docstring word = asString(from, pos, false);
-               if (pos - from >= 6)
+               if (pos - from >= 6) {
+                       docstring word = asString(from, pos, AS_STR_NONE);
                        d->words_.insert(word);
-
-               if (!lyxrc.spellcheck_continuously || !speller)
-                       continue;
-               
-               string lang_code = lyxrc.spellchecker_use_alt_lang
-                     ? lyxrc.spellchecker_alt_lang
-                     : getFontSettings(d->inset_owner_->buffer().params(), from).language()->code();
-               WordLangTuple wl(word, lang_code);
-               SpellChecker::Result res = speller->check(wl);
-               // ... just ignore any error that the spellchecker reports.
-               if (!speller->error().empty())
-                       continue;
-               bool const misspelled = res != SpellChecker::OK
-                       && res != SpellChecker::IGNORED_WORD;
-               d->fontlist_.setMisspelled(from, pos, misspelled);
-
-               //lyxerr << word << " ";
+               }
+               if (lyxrc.spellcheck_continuously
+                   && spellCheck(from, pos, wl, suggestions)) {
+                       for (size_t i = 0; i != suggestions.size(); ++i)
+                               d->words_.insert(suggestions[i]);
+               }
        }
-       //lyxerr << std::endl;
 }
 
 
@@ -2962,4 +3064,52 @@ void Paragraph::updateWords()
        registerWords();
 }
 
+
+bool Paragraph::spellCheck(pos_type & from, pos_type & to, WordLangTuple & wl,
+       docstring_list & suggestions) const
+{
+       SpellChecker * speller = theSpellChecker();
+       if (!speller)
+               return false;
+
+       locateWord(from, to, WHOLE_WORD);
+       if (from == to || from >= pos_type(d->text_.size()))
+               return false;
+
+       docstring word = asString(from, to, AS_STR_INSETS);
+       string const lang_code = lyxrc.spellchecker_alt_lang.empty()
+               ? getFontSettings(d->inset_owner_->buffer().params(), from).language()->code()
+               : lyxrc.spellchecker_alt_lang;
+       wl = WordLangTuple(word, lang_code);
+       SpellChecker::Result res = speller->check(wl);
+       // Just ignore any error that the spellchecker reports.
+       // FIXME: we should through out an exception and catch it in the GUI to
+       // display the error.
+       if (!speller->error().empty())
+               return false;
+
+       bool const misspelled = res != SpellChecker::OK
+               && res != SpellChecker::IGNORED_WORD;
+
+       if (lyxrc.spellcheck_continuously)
+               d->fontlist_.setMisspelled(from, to, misspelled);
+
+       if (misspelled) {
+               while (!(word = speller->nextMiss()).empty())
+                       suggestions.push_back(word);
+       }
+       return misspelled;
+}
+
+
+bool Paragraph::isMisspelled(pos_type pos) const
+{
+       pos_type from = pos;
+       pos_type to = pos;
+       WordLangTuple wl;
+       docstring_list suggestions;
+       return spellCheck(from, to, wl, suggestions);
+}
+
+
 } // namespace lyx