]> git.lyx.org Git - lyx.git/blobdiff - src/text.C
Extracted from r14281
[lyx.git] / src / text.C
index f27b38d61eb1fb106cda638cd54d162b72c4c23d..da326879c5cc2c15f1fddf8e00f71e23b5337bc0 100644 (file)
@@ -75,6 +75,7 @@
 
 #include <sstream>
 
+using lyx::char_type;
 using lyx::pit_type;
 using lyx::pos_type;
 using lyx::word_location;
@@ -134,7 +135,7 @@ int numberOfLabelHfills(Paragraph const & par, Row const & row)
 
 int numberOfHfills(Paragraph const & par, Row const & row)
 {
-       pos_type const last = row.endpos() - 1;
+       pos_type const last = row.endpos();
        pos_type first = row.pos();
 
        // hfill *DO* count at the beginning of paragraphs!
@@ -324,17 +325,31 @@ void readParToken(Buffer const & buf, Paragraph & par, LyXLex & lex,
        } else if (token == "\\change_inserted") {
                lex.eatLine();
                std::istringstream is(lex.getString());
-               int aid;
+               unsigned int aid;
                lyx::time_type ct;
                is >> aid >> ct;
-               change = Change(Change::INSERTED, bp.author_map[aid], ct);
+               if (aid >= bp.author_map.size()) {
+                       buf.error(ErrorItem(_("Change tracking error"),
+                                           bformat(_("Unknown author index for insertion: %1$d\n"), aid),
+                                           par.id(), 0, par.size()));
+
+                       change = Change(Change::UNCHANGED);
+               } else
+                       change = Change(Change::INSERTED, bp.author_map[aid], ct);
        } else if (token == "\\change_deleted") {
                lex.eatLine();
                std::istringstream is(lex.getString());
-               int aid;
+               unsigned int aid;
                lyx::time_type ct;
                is >> aid >> ct;
-               change = Change(Change::DELETED, bp.author_map[aid], ct);
+               if (aid >= bp.author_map.size()) {
+                       buf.error(ErrorItem(_("Change tracking error"),
+                                           bformat(_("Unknown author index for deletion: %1$d\n"), aid),
+                                           par.id(), 0, par.size()));
+
+                       change = Change(Change::UNCHANGED);
+               } else
+                       change = Change(Change::DELETED, bp.author_map[aid], ct);
        } else {
                lex.eatLine();
                buf.error(ErrorItem(_("Unknown token"),
@@ -379,7 +394,7 @@ void readParagraph(Buffer const & buf, Paragraph & par, LyXLex & lex)
                }
        }
        // Final change goes to paragraph break:
-       par.setChangeFull(par.size(), change);
+       par.setChange(par.size(), change);
 
        // Initialize begin_of_body_ on load; redoParagraph maintains
        par.setBeginOfBody();
@@ -424,20 +439,20 @@ int LyXText::singleWidth(Paragraph const & par, pos_type pos) const
 
 
 int LyXText::singleWidth(Paragraph const & par,
-                        pos_type pos, char c, LyXFont const & font) const
+                        pos_type pos, char_type c, LyXFont const & font) const
 {
        // The most common case is handled first (Asger)
        if (isPrintable(c)) {
                Language const * language = font.language();
-               if (language->RightToLeft()) {
+               if (language->rightToLeft()) {
                        if ((lyxrc.font_norm_type == LyXRC::ISO_8859_6_8 ||
                             lyxrc.font_norm_type == LyXRC::ISO_10646_1)
                            && language->lang() == "arabic") {
-                               if (Encodings::IsComposeChar_arabic(c))
+                               if (Encodings::isComposeChar_arabic(c))
                                        return 0;
                                c = par.transformChar(c, pos);
                        } else if (language->lang() == "hebrew" &&
-                                  Encodings::IsComposeChar_hebrew(c))
+                                  Encodings::isComposeChar_hebrew(c))
                                return 0;
                }
                return font_metrics::width(c, font);
@@ -466,8 +481,8 @@ int LyXText::leftMargin(pit_type const pit, pos_type const pos) const
        BOOST_ASSERT(pos >= 0);
        BOOST_ASSERT(pos <= par.size());
        //lyxerr << "LyXText::leftMargin: pit: " << pit << " pos: " << pos << endl;
-       LyXTextClass const & tclass =
-               bv()->buffer()->params().getLyXTextClass();
+       BufferParams const & params = bv()->buffer()->params();
+       LyXTextClass const & tclass = params.getLyXTextClass();
        LyXLayout_ptr const & layout = par.layout();
 
        string parindent = layout->parindent;
@@ -477,7 +492,7 @@ int LyXText::leftMargin(pit_type const pit, pos_type const pos) const
        if (isMainText())
                l_margin += changebarMargin();
 
-       l_margin += font_metrics::signedWidth(tclass.leftmargin(), tclass.defaultfont());
+       l_margin += font_metrics::signedWidth(tclass.leftmargin(), params.getFont());
 
        if (par.getDepth() != 0) {
                // find the next level paragraph
@@ -507,7 +522,7 @@ int LyXText::leftMargin(pit_type const pit, pos_type const pos) const
        case MARGIN_DYNAMIC:
                if (!layout->leftmargin.empty())
                        l_margin += font_metrics::signedWidth(layout->leftmargin,
-                                                 tclass.defaultfont());
+                                       params.getFont());
                if (!par.getLabelstring().empty()) {
                        l_margin += font_metrics::signedWidth(layout->labelindent,
                                                  labelfont);
@@ -530,7 +545,7 @@ int LyXText::leftMargin(pit_type const pit, pos_type const pos) const
                break;
 
        case MARGIN_STATIC:
-               l_margin += font_metrics::signedWidth(layout->leftmargin, tclass.defaultfont()) * 4
+               l_margin += font_metrics::signedWidth(layout->leftmargin, params.getFont()) * 4
                        / (par.getDepth() + 4);
                break;
 
@@ -577,7 +592,7 @@ int LyXText::leftMargin(pit_type const pit, pos_type const pos) const
                        if (rit->fill() < minfill)
                                minfill = rit->fill();
                l_margin += font_metrics::signedWidth(layout->leftmargin,
-                       tclass.defaultfont());
+                       params.getFont());
                l_margin += minfill;
 #endif
                // also wrong, but much shorter.
@@ -616,7 +631,7 @@ int LyXText::leftMargin(pit_type const pit, pos_type const pos) const
                || bv()->buffer()->params().paragraph_separation ==
                   BufferParams::PARSEP_INDENT))
        {
-               l_margin += font_metrics::signedWidth(parindent, tclass.defaultfont());
+               l_margin += font_metrics::signedWidth(parindent, params.getFont());
        }
 
        return l_margin;
@@ -629,13 +644,14 @@ int LyXText::rightMargin(Paragraph const & par) const
        if (bv()->text() != this)
                return 0;
 
-       LyXTextClass const & tclass = bv()->buffer()->params().getLyXTextClass();
+       BufferParams const & params = bv()->buffer()->params();
+       LyXTextClass const & tclass = params.getLyXTextClass();
        int const r_margin =
                ::rightMargin()
                + font_metrics::signedWidth(tclass.rightmargin(),
-                                           tclass.defaultfont())
+                                           params.getFont())
                + font_metrics::signedWidth(par.layout()->rightmargin,
-                                           tclass.defaultfont())
+                                           params.getFont())
                * 4 / (par.getDepth() + 4);
 
        return r_margin;
@@ -710,7 +726,7 @@ void LyXText::rowBreakPoint(pit_type const pit, Row & row) const
        pos_type point = end;
        pos_type i = pos;
        for ( ; i < end; ++i, ++fi) {
-               char const c = par.getChar(i);
+               char_type const c = par.getChar(i);
                int thiswidth = singleWidth(par, i, c, *fi);
 
                // add the auto-hfill from label end to the body
@@ -803,7 +819,7 @@ void LyXText::setRowWidth(pit_type const pit, Row & row) const
                                        w -= singleWidth(par, i - 1);
                                w = max(w, labelEnd(pit));
                        }
-                       char const c = par.getChar(i);
+                       char_type const c = par.getChar(i);
                        w += singleWidth(par, i, c, *fi);
                }
        }
@@ -1089,11 +1105,11 @@ void LyXText::breakParagraph(LCursor & cur, bool keep_layout)
                pars_[next_par].erase(0);
 
        ParIterator current_it(cur);
-       ParIterator next_it(cur); next_it.pit() = next_par;
+       ParIterator last_it(cur);
+       ++last_it;
+       ++last_it;
 
-       if (needsUpdateCounters(cur.buffer(), current_it)
-               || needsUpdateCounters(cur.buffer(), next_it))
-               updateCounters(cur.buffer());
+       updateLabels(cur.buffer(), current_it, last_it);
 
        // Mark "carriage return" as inserted if change tracking:
        if (cur.buffer().params().tracking_changes) {
@@ -1112,7 +1128,7 @@ void LyXText::breakParagraph(LCursor & cur, bool keep_layout)
 
 // insert a character, moves all the following breaks in the
 // same Paragraph one to the right and make a rebreak
-void LyXText::insertChar(LCursor & cur, char c)
+void LyXText::insertChar(LCursor & cur, char_type c)
 {
        BOOST_ASSERT(this == cur.text());
        BOOST_ASSERT(c != Paragraph::META_INSET);
@@ -1145,7 +1161,7 @@ void LyXText::insertChar(LCursor & cur, char c)
                        number(cur); // Set current_font.number to ON
 
                        if (cur.pos() != 0) {
-                               char const c = par.getChar(cur.pos() - 1);
+                               char_type const c = par.getChar(cur.pos() - 1);
                                if (contains(number_unary_operators, c) &&
                                    (cur.pos() == 1
                                     || par.isSeparator(cur.pos() - 2)
@@ -1410,7 +1426,7 @@ void LyXText::acceptChange(LCursor & cur)
        DocIterator it = cur.selectionBegin();
        DocIterator et = cur.selectionEnd();
        pit_type pit = it.pit();
-       Change::Type const type = pars_[pit].lookupChange(it.pos());
+       Change::Type const type = pars_[pit].lookupChange(it.pos()).type;
        for (; pit <= et.pit(); ++pit) {
                pos_type left  = ( pit == it.pit() ? it.pos() : 0 );
                pos_type right =
@@ -1447,7 +1463,7 @@ void LyXText::rejectChange(LCursor & cur)
        DocIterator it = cur.selectionBegin();
        DocIterator et = cur.selectionEnd();
        pit_type pit = it.pit();
-       Change::Type const type = pars_[pit].lookupChange(it.pos());
+       Change::Type const type = pars_[pit].lookupChange(it.pos()).type;
        for (; pit <= et.pit(); ++pit) {
                pos_type left  = ( pit == it.pit() ? it.pos() : 0 );
                pos_type right =
@@ -1552,7 +1568,7 @@ void LyXText::changeCase(LCursor & cur, LyXText::TextCase action)
                        pos = 0;
                        continue;
                }
-               unsigned char c = pars_[pit].getChar(pos);
+               char_type c = pars_[pit].getChar(pos);
                if (c != Paragraph::META_INSET) {
                        switch (action) {
                        case text_lowercase:
@@ -1576,7 +1592,7 @@ void LyXText::changeCase(LCursor & cur, LyXText::TextCase action)
 }
 
 
-bool LyXText::Delete(LCursor & cur)
+bool LyXText::erase(LCursor & cur)
 {
        BOOST_ASSERT(this == cur.text());
        bool needsUpdate = false;
@@ -1676,8 +1692,7 @@ bool LyXText::backspacePos0(LCursor & cur)
 
                // the counters may have changed
                ParIterator par_it(cur);
-               if (needsUpdateCounters(cur.buffer(), par_it))
-                       updateCounters(cur.buffer());
+               updateLabels(cur.buffer(), par_it);
 
                setCursor(cur, cur.pit(), cur.pos(), false);
        }
@@ -2230,6 +2245,9 @@ int LyXText::cursorY(CursorSlice const & sl, bool boundary) const
 {
        //lyxerr << "LyXText::cursorY: boundary: " << boundary << std::endl;
        Paragraph const & par = getPar(sl.pit());
+       if (par.rows().empty())
+               return 0;
+
        int h = 0;
        h -= pars_[0].rows()[0].ascent();
        for (pit_type pit = 0; pit < sl.pit(); ++pit)
@@ -2260,7 +2278,7 @@ string LyXText::currentState(LCursor & cur)
                os << "[C] ";
 
        if (show_change) {
-               Change change = par.lookupChangeFull(cur.pos());
+               Change change = par.lookupChange(cur.pos());
                Author const & a = buf.params().authors().get(change.author);
                os << _("Change: ") << a.name();
                if (!a.email().empty())