3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Asger Alstrup
7 * \author Lars Gullik Bjønnes
8 * \author Jean-Marc Lasgouttes
10 * \author André Pönitz
12 * \author Jürgen Vigna
14 * Full author contact details are available in file CREDITS.
23 #include "buffer_funcs.h"
24 #include "bufferparams.h"
25 #include "BufferView.h"
27 #include "pariterator.h"
28 #include "coordcache.h"
29 #include "CutAndPaste.h"
31 #include "dispatchresult.h"
33 #include "errorlist.h"
34 #include "funcrequest.h"
36 #include "FontIterator.h"
40 #include "lyxlength.h"
44 #include "lyxrow_funcs.h"
45 #include "metricsinfo.h"
46 #include "paragraph.h"
47 #include "paragraph_funcs.h"
48 #include "ParagraphParameters.h"
49 #include "rowpainter.h"
52 #include "WordLangTuple.h"
54 #include "frontends/FontMetrics.h"
55 #include "frontends/Painter.h"
57 #include "insets/insettext.h"
58 #include "insets/insetbibitem.h"
59 #include "insets/insethfill.h"
60 #include "insets/insetlatexaccent.h"
61 #include "insets/insetline.h"
62 #include "insets/insetnewline.h"
63 #include "insets/insetpagebreak.h"
64 #include "insets/insetoptarg.h"
65 #include "insets/insetspace.h"
66 #include "insets/insetspecialchar.h"
67 #include "insets/insettabular.h"
69 #include "support/lstrings.h"
70 #include "support/textutils.h"
71 #include "support/convert.h"
73 #include <boost/current_function.hpp>
81 using lyx::word_location;
83 using lyx::support::bformat;
84 using lyx::support::contains;
85 using lyx::support::lowercase;
86 using lyx::support::split;
87 using lyx::support::uppercase;
89 using lyx::cap::cutSelection;
90 using lyx::cap::pasteParagraphList;
92 using lyx::frontend::FontMetrics;
105 int numberOfSeparators(Paragraph const & par, Row const & row)
107 pos_type const first = max(row.pos(), par.beginOfBody());
108 pos_type const last = row.endpos() - 1;
110 for (pos_type p = first; p < last; ++p) {
111 if (par.isSeparator(p))
118 int numberOfLabelHfills(Paragraph const & par, Row const & row)
120 pos_type last = row.endpos() - 1;
121 pos_type first = row.pos();
123 // hfill *DO* count at the beginning of paragraphs!
125 while (first < last && par.isHfill(first))
129 last = min(last, par.beginOfBody());
131 for (pos_type p = first; p < last; ++p) {
139 int numberOfHfills(Paragraph const & par, Row const & row)
141 pos_type const last = row.endpos();
142 pos_type first = row.pos();
144 // hfill *DO* count at the beginning of paragraphs!
146 while (first < last && par.isHfill(first))
150 first = max(first, par.beginOfBody());
153 for (pos_type p = first; p < last; ++p) {
161 void readParToken(Buffer const & buf, Paragraph & par, LyXLex & lex,
162 string const & token, LyXFont & font, Change & change, ErrorList & errorList)
164 BufferParams const & bp = buf.params();
166 if (token[0] != '\\') {
168 string::const_iterator cit = token.begin();
169 for (; cit != token.end(); ++cit)
170 par.insertChar(par.size(), (*cit), font, change);
172 lyx::docstring dstr = lex.getDocString();
173 lyx::docstring::const_iterator cit = dstr.begin();
174 lyx::docstring::const_iterator cend = dstr.end();
175 for (; cit != cend; ++cit)
176 par.insertChar(par.size(), *cit, font, change);
178 } else if (token == "\\begin_layout") {
180 string layoutname = lex.getString();
182 font = LyXFont(LyXFont::ALL_INHERIT, bp.language);
183 change = Change(Change::UNCHANGED);
185 LyXTextClass const & tclass = bp.getLyXTextClass();
187 if (layoutname.empty()) {
188 layoutname = tclass.defaultLayoutName();
191 bool hasLayout = tclass.hasLayout(layoutname);
194 errorList.push_back(ErrorItem(_("Unknown layout"),
195 bformat(_("Layout '%1$s' does not exist in textclass '%2$s'\nTrying to use the default instead.\n"),
196 lyx::from_utf8(layoutname), lyx::from_utf8(tclass.name())), par.id(), 0, par.size()));
197 layoutname = tclass.defaultLayoutName();
200 par.layout(bp.getLyXTextClass()[layoutname]);
202 // Test whether the layout is obsolete.
203 LyXLayout_ptr const & layout = par.layout();
204 if (!layout->obsoleted_by().empty())
205 par.layout(bp.getLyXTextClass()[layout->obsoleted_by()]);
207 par.params().read(lex);
209 } else if (token == "\\end_layout") {
210 lyxerr << BOOST_CURRENT_FUNCTION
211 << ": Solitary \\end_layout in line "
212 << lex.getLineNo() << "\n"
213 << "Missing \\begin_layout?.\n";
214 } else if (token == "\\end_inset") {
215 lyxerr << BOOST_CURRENT_FUNCTION
216 << ": Solitary \\end_inset in line "
217 << lex.getLineNo() << "\n"
218 << "Missing \\begin_inset?.\n";
219 } else if (token == "\\begin_inset") {
220 InsetBase * inset = readInset(lex, buf);
222 par.insertInset(par.size(), inset, font, change);
225 docstring line = lyx::from_utf8(lex.getString());
226 errorList.push_back(ErrorItem(_("Unknown Inset"), line,
227 par.id(), 0, par.size()));
229 } else if (token == "\\family") {
231 font.setLyXFamily(lex.getString());
232 } else if (token == "\\series") {
234 font.setLyXSeries(lex.getString());
235 } else if (token == "\\shape") {
237 font.setLyXShape(lex.getString());
238 } else if (token == "\\size") {
240 font.setLyXSize(lex.getString());
241 } else if (token == "\\lang") {
243 string const tok = lex.getString();
244 Language const * lang = languages.getLanguage(tok);
246 font.setLanguage(lang);
248 font.setLanguage(bp.language);
249 lex.printError("Unknown language `$$Token'");
251 } else if (token == "\\numeric") {
253 font.setNumber(font.setLyXMisc(lex.getString()));
254 } else if (token == "\\emph") {
256 font.setEmph(font.setLyXMisc(lex.getString()));
257 } else if (token == "\\bar") {
259 string const tok = lex.getString();
262 font.setUnderbar(LyXFont::ON);
263 else if (tok == "no")
264 font.setUnderbar(LyXFont::OFF);
265 else if (tok == "default")
266 font.setUnderbar(LyXFont::INHERIT);
268 lex.printError("Unknown bar font flag "
270 } else if (token == "\\noun") {
272 font.setNoun(font.setLyXMisc(lex.getString()));
273 } else if (token == "\\color") {
275 font.setLyXColor(lex.getString());
276 } else if (token == "\\InsetSpace" || token == "\\SpecialChar") {
278 // Insets don't make sense in a free-spacing context! ---Kayvan
279 if (par.isFreeSpacing()) {
280 if (token == "\\InsetSpace")
281 par.insertChar(par.size(), ' ', font, change);
282 else if (lex.isOK()) {
284 string const next_token = lex.getString();
285 if (next_token == "\\-")
286 par.insertChar(par.size(), '-', font, change);
288 lex.printError("Token `$$Token' "
290 "paragraph layout!");
294 auto_ptr<InsetBase> inset;
295 if (token == "\\SpecialChar" )
296 inset.reset(new InsetSpecialChar);
298 inset.reset(new InsetSpace);
299 inset->read(buf, lex);
300 par.insertInset(par.size(), inset.release(),
303 } else if (token == "\\i") {
304 auto_ptr<InsetBase> inset(new InsetLatexAccent);
305 inset->read(buf, lex);
306 par.insertInset(par.size(), inset.release(), font, change);
307 } else if (token == "\\backslash") {
308 par.insertChar(par.size(), '\\', font, change);
309 } else if (token == "\\newline") {
310 auto_ptr<InsetBase> inset(new InsetNewline);
311 inset->read(buf, lex);
312 par.insertInset(par.size(), inset.release(), font, change);
313 } else if (token == "\\LyXTable") {
314 auto_ptr<InsetBase> inset(new InsetTabular(buf));
315 inset->read(buf, lex);
316 par.insertInset(par.size(), inset.release(), font, change);
317 } else if (token == "\\bibitem") {
318 InsetCommandParams p("bibitem", "dummy");
319 auto_ptr<InsetBibitem> inset(new InsetBibitem(p));
320 inset->read(buf, lex);
321 par.insertInset(par.size(), inset.release(), font, change);
322 } else if (token == "\\hfill") {
323 par.insertInset(par.size(), new InsetHFill, font, change);
324 } else if (token == "\\lyxline") {
325 par.insertInset(par.size(), new InsetLine, font, change);
326 } else if (token == "\\newpage") {
327 par.insertInset(par.size(), new InsetPagebreak, font, change);
328 } else if (token == "\\change_unchanged") {
329 // Hack ! Needed for empty paragraphs :/
330 // FIXME: change tracking (MG)
331 // set empty 'par' to INSERTED???
332 change = Change(Change::UNCHANGED);
333 } else if (token == "\\change_inserted") {
335 std::istringstream is(lex.getString());
339 if (aid >= bp.author_map.size()) {
340 errorList.push_back(ErrorItem(_("Change tracking error"),
341 bformat(_("Unknown author index for insertion: %1$d\n"), aid),
342 par.id(), 0, par.size()));
344 change = Change(Change::UNCHANGED);
346 change = Change(Change::INSERTED, bp.author_map[aid], ct);
347 } else if (token == "\\change_deleted") {
349 std::istringstream is(lex.getString());
353 if (aid >= bp.author_map.size()) {
354 errorList.push_back(ErrorItem(_("Change tracking error"),
355 bformat(_("Unknown author index for deletion: %1$d\n"), aid),
356 par.id(), 0, par.size()));
358 change = Change(Change::UNCHANGED);
360 change = Change(Change::DELETED, bp.author_map[aid], ct);
363 errorList.push_back(ErrorItem(_("Unknown token"),
364 bformat(_("Unknown token: %1$s %2$s\n"), lyx::from_utf8(token),
365 lyx::from_utf8(lex.getString())),
366 par.id(), 0, par.size()));
371 void readParagraph(Buffer const & buf, Paragraph & par, LyXLex & lex, ErrorList & errorList)
374 string token = lex.getString();
376 Change change(Change::UNCHANGED);
380 readParToken(buf, par, lex, token, font, change, errorList);
383 token = lex.getString();
388 if (token == "\\end_layout") {
389 //Ok, paragraph finished
393 lyxerr[Debug::PARSER] << "Handling paragraph token: `"
394 << token << '\'' << endl;
395 if (token == "\\begin_layout" || token == "\\end_document"
396 || token == "\\end_inset" || token == "\\begin_deeper"
397 || token == "\\end_deeper") {
398 lex.pushToken(token);
399 lyxerr << "Paragraph ended in line "
400 << lex.getLineNo() << "\n"
401 << "Missing \\end_layout.\n";
405 // Final change goes to paragraph break:
406 par.setChange(par.size(), change);
408 // Initialize begin_of_body_ on load; redoParagraph maintains
409 par.setBeginOfBody();
417 BufferView * LyXText::bv() const
419 BOOST_ASSERT(bv_owner != 0);
424 double LyXText::spacing(Paragraph const & par) const
426 if (par.params().spacing().isDefault())
427 return bv()->buffer()->params().spacing().getValue();
428 return par.params().spacing().getValue();
432 int LyXText::width() const
438 int LyXText::height() const
440 return dim_.height();
444 int LyXText::singleWidth(Paragraph const & par, pos_type pos) const
446 return singleWidth(par, pos, par.getChar(pos), getFont(par, pos));
450 int LyXText::singleWidth(Paragraph const & par,
451 pos_type pos, char_type c, LyXFont const & font) const
453 // The most common case is handled first (Asger)
454 if (isPrintable(c)) {
455 Language const * language = font.language();
456 if (language->rightToLeft()) {
457 if ((lyxrc.font_norm_type == LyXRC::ISO_8859_6_8 ||
458 lyxrc.font_norm_type == LyXRC::ISO_10646_1)
459 && language->lang() == "arabic") {
460 if (Encodings::isComposeChar_arabic(c))
462 c = par.transformChar(c, pos);
463 } else if (language->lang() == "hebrew" &&
464 Encodings::isComposeChar_hebrew(c))
467 return theFontMetrics(font).width(c);
470 if (c == Paragraph::META_INSET)
471 return par.getInset(pos)->width();
473 return theFontMetrics(font).width(c);
477 int LyXText::leftMargin(pit_type pit) const
479 BOOST_ASSERT(pit >= 0);
480 BOOST_ASSERT(pit < int(pars_.size()));
481 return leftMargin(pit, pars_[pit].size());
485 int LyXText::leftMargin(pit_type const pit, pos_type const pos) const
487 BOOST_ASSERT(pit >= 0);
488 BOOST_ASSERT(pit < int(pars_.size()));
489 Paragraph const & par = pars_[pit];
490 BOOST_ASSERT(pos >= 0);
491 BOOST_ASSERT(pos <= par.size());
492 //lyxerr << "LyXText::leftMargin: pit: " << pit << " pos: " << pos << endl;
493 BufferParams const & params = bv()->buffer()->params();
494 LyXTextClass const & tclass = params.getLyXTextClass();
495 LyXLayout_ptr const & layout = par.layout();
497 string parindent = layout->parindent;
502 l_margin += changebarMargin();
504 string leftm = tclass.leftmargin();
505 docstring dleft(leftm.begin(), leftm.end());
506 l_margin += theFontMetrics(params.getFont()).signedWidth(dleft);
508 if (par.getDepth() != 0) {
509 // find the next level paragraph
510 pit_type newpar = outerHook(pit, pars_);
511 if (newpar != pit_type(pars_.size())) {
512 if (pars_[newpar].layout()->isEnvironment()) {
513 l_margin = leftMargin(newpar);
515 if (par.layout() == tclass.defaultLayout()) {
516 if (pars_[newpar].params().noindent())
519 parindent = pars_[newpar].layout()->parindent;
524 // This happens after sections in standard classes. The 1.3.x
525 // code compared depths too, but it does not seem necessary
527 if (par.layout() == tclass.defaultLayout()
528 && pit > 0 && pars_[pit - 1].layout()->nextnoindent)
531 LyXFont const labelfont = getLabelFont(par);
532 FontMetrics const & labelfont_metrics = theFontMetrics(labelfont);
534 switch (layout->margintype) {
536 if (!layout->leftmargin.empty()) {
537 string leftm = layout->leftmargin;
538 docstring dleft(leftm.begin(), leftm.end());
539 l_margin += theFontMetrics(params.getFont()).signedWidth(dleft);
541 if (!par.getLabelstring().empty()) {
542 string labin = layout->labelindent;
543 docstring dlabin(labin.begin(), labin.end());
544 l_margin += labelfont_metrics.signedWidth(dlabin);
545 string labstr = par.getLabelstring();
546 docstring dlabstr(labstr.begin(), labstr.end());
547 l_margin += labelfont_metrics.width(dlabstr);
548 string labsep = layout->labelsep;
549 docstring dlabsep(labsep.begin(), labsep.end());
550 l_margin += labelfont_metrics.width(dlabsep);
554 case MARGIN_MANUAL: {
555 string labin = layout->labelindent;
556 docstring dlabin(labin.begin(), labin.end());
557 l_margin += labelfont_metrics.signedWidth(dlabin);
558 // The width of an empty par, even with manual label, should be 0
559 if (!par.empty() && pos >= par.beginOfBody()) {
560 if (!par.getLabelWidthString().empty()) {
561 string labstr = par.getLabelWidthString();
562 docstring dlabstr(labstr.begin(), labstr.end());
563 l_margin += labelfont_metrics.width(dlabstr);
564 string labsep = layout->labelsep;
565 docstring dlabsep(labsep.begin(), labsep.end());
566 l_margin += labelfont_metrics.width(dlabsep);
572 case MARGIN_STATIC: {
573 string leftm = layout->leftmargin;
574 docstring dleft(leftm.begin(), leftm.end());
575 l_margin += theFontMetrics(params.getFont()).signedWidth(dleft)
576 * 4 / (par.getDepth() + 4);
580 case MARGIN_FIRST_DYNAMIC:
581 if (layout->labeltype == LABEL_MANUAL) {
582 if (pos >= par.beginOfBody()) {
583 string leftm = layout->leftmargin;
584 docstring dleft(leftm.begin(), leftm.end());
585 l_margin += labelfont_metrics.signedWidth(dleft);
587 string labin = layout->labelindent;
588 docstring dlabin(labin.begin(), labin.end());
589 l_margin += labelfont_metrics.signedWidth(dlabin);
592 // Special case to fix problems with
594 || (layout->labeltype == LABEL_STATIC
595 && layout->latextype == LATEX_ENVIRONMENT
596 && !isFirstInSequence(pit, pars_))) {
597 string leftm = layout->leftmargin;
598 docstring dleft(leftm.begin(), leftm.end());
599 l_margin += labelfont_metrics.signedWidth(dleft);
600 } else if (layout->labeltype != LABEL_TOP_ENVIRONMENT
601 && layout->labeltype != LABEL_BIBLIO
602 && layout->labeltype !=
603 LABEL_CENTERED_TOP_ENVIRONMENT) {
604 string labin = layout->labelindent;
605 docstring dlabin(labin.begin(), labin.end());
606 l_margin += labelfont_metrics.signedWidth(dlabin);
607 string labsep = layout->labelsep;
608 docstring dlabsep(labsep.begin(), labsep.end());
609 l_margin += labelfont_metrics.width(dlabsep);
610 string labstr = par.getLabelstring();
611 docstring dlabstr(labstr.begin(), labstr.end());
612 l_margin += labelfont_metrics.width(dlabstr);
616 case MARGIN_RIGHT_ADDRESS_BOX: {
618 // ok, a terrible hack. The left margin depends on the widest
619 // row in this paragraph.
620 RowList::iterator rit = par.rows().begin();
621 RowList::iterator end = par.rows().end();
623 #warning This is wrong.
625 int minfill = maxwidth_;
626 for ( ; rit != end; ++rit)
627 if (rit->fill() < minfill)
628 minfill = rit->fill();
629 l_margin += theFontMetrics(params.getFont()).signedWidth(layout->leftmargin);
632 // also wrong, but much shorter.
633 l_margin += maxwidth_ / 2;
638 if (!par.params().leftIndent().zero())
639 l_margin += par.params().leftIndent().inPixels(maxwidth_);
643 if (par.params().align() == LYX_ALIGN_LAYOUT)
644 align = layout->align;
646 align = par.params().align();
648 // set the correct parindent
650 && (layout->labeltype == LABEL_NO_LABEL
651 || layout->labeltype == LABEL_TOP_ENVIRONMENT
652 || layout->labeltype == LABEL_CENTERED_TOP_ENVIRONMENT
653 || (layout->labeltype == LABEL_STATIC
654 && layout->latextype == LATEX_ENVIRONMENT
655 && !isFirstInSequence(pit, pars_)))
656 && align == LYX_ALIGN_BLOCK
657 && !par.params().noindent()
658 // in some insets, paragraphs are never indented
659 && !(par.inInset() && par.inInset()->neverIndent())
660 // display style insets are always centered, omit indentation
663 && par.getInset(pos)->display())
664 && (par.layout() != tclass.defaultLayout()
665 || bv()->buffer()->params().paragraph_separation ==
666 BufferParams::PARSEP_INDENT))
668 docstring din(parindent.begin(), parindent.end());
669 l_margin += theFontMetrics(params.getFont()).signedWidth(din);
676 int LyXText::rightMargin(Paragraph const & par) const
678 // FIXME: the correct way is to only call rightMargin() only
679 // within the main LyXText. The following test is thus bogus.
680 LyXText const & text = bv()->buffer()->text();
681 // We do not want rightmargins on inner texts.
685 BufferParams const & params = bv()->buffer()->params();
686 LyXTextClass const & tclass = params.getLyXTextClass();
687 string trmarg = tclass.rightmargin();
688 docstring dtrmarg(trmarg.begin(), trmarg.end());
689 string lrmarg = par.layout()->rightmargin;
690 docstring dlrmarg(lrmarg.begin(), lrmarg.end());
691 FontMetrics const & fm = theFontMetrics(params.getFont());
694 + fm.signedWidth(dtrmarg)
695 + fm.signedWidth(dlrmarg)
696 * 4 / (par.getDepth() + 4);
702 int LyXText::labelEnd(pit_type const pit) const
704 // labelEnd is only needed if the layout fills a flushleft label.
705 if (pars_[pit].layout()->margintype != MARGIN_MANUAL)
707 // return the beginning of the body
708 return leftMargin(pit);
714 // this needs special handling - only newlines count as a break point
715 pos_type addressBreakPoint(pos_type i, Paragraph const & par)
717 pos_type const end = par.size();
720 if (par.isNewline(i))
729 void LyXText::rowBreakPoint(pit_type const pit, Row & row) const
731 Paragraph const & par = pars_[pit];
732 pos_type const end = par.size();
733 pos_type const pos = row.pos();
739 // maximum pixel width of a row
740 int width = maxwidth_ - rightMargin(par); // - leftMargin(pit, row);
746 LyXLayout_ptr const & layout = par.layout();
748 if (layout->margintype == MARGIN_RIGHT_ADDRESS_BOX) {
749 row.endpos(addressBreakPoint(pos, par));
753 pos_type const body_pos = par.beginOfBody();
756 // Now we iterate through until we reach the right margin
757 // or the end of the par, then choose the possible break
760 int const left = leftMargin(pit, pos);
763 // pixel width since last breakpoint
766 FontIterator fi = FontIterator(*this, par, pos);
767 pos_type point = end;
769 FontMetrics const & fm = theFontMetrics(getLabelFont(par));
770 for ( ; i < end; ++i, ++fi) {
771 char_type const c = par.getChar(i);
772 int thiswidth = singleWidth(par, i, c, *fi);
774 // add the auto-hfill from label end to the body
775 if (body_pos && i == body_pos) {
776 string lsep = layout->labelsep;
777 docstring dlsep(lsep.begin(), lsep.end());
778 int add = fm.width(dlsep);
779 if (par.isLineSeparator(i - 1))
780 add -= singleWidth(par, i - 1);
782 add = std::max(add, labelEnd(pit) - x);
787 chunkwidth += thiswidth;
789 // break before a character that will fall off
790 // the right of the row
792 // if no break before, break here
793 if (point == end || chunkwidth >= width - left) {
800 // exit on last registered breakpoint:
804 if (par.isNewline(i)) {
810 if (par.isInset(i + 1) && par.getInset(i + 1)->display()) {
815 if (par.isInset(i) && par.getInset(i)->display()) {
821 if (!par.isInset(i) || par.getInset(i)->isChar()) {
822 // some insets are line separators too
823 if (par.isLineSeparator(i)) {
824 // register breakpoint:
831 // maybe found one, but the par is short enough.
832 if (i == end && x < width)
835 // manual labels cannot be broken in LaTeX. But we
836 // want to make our on-screen rendering of footnotes
838 if (body_pos && point < body_pos)
845 void LyXText::setRowWidth(pit_type const pit, Row & row) const
847 // get the pure distance
848 pos_type const end = row.endpos();
850 Paragraph const & par = pars_[pit];
851 string const & labelsep = par.layout()->labelsep;
852 docstring dlsep(labelsep.begin(), labelsep.end());
853 int w = leftMargin(pit, row.pos());
855 pos_type const body_pos = par.beginOfBody();
856 pos_type i = row.pos();
858 FontMetrics const & fm = theFontMetrics(getLabelFont(par));
861 FontIterator fi = FontIterator(*this, par, i);
862 for ( ; i < end; ++i, ++fi) {
863 if (body_pos > 0 && i == body_pos) {
864 w += fm.width(dlsep);
865 if (par.isLineSeparator(i - 1))
866 w -= singleWidth(par, i - 1);
867 w = max(w, labelEnd(pit));
869 char_type const c = par.getChar(i);
870 w += singleWidth(par, i, c, *fi);
874 if (body_pos > 0 && body_pos >= end) {
875 w += fm.width(dlsep);
876 if (end > 0 && par.isLineSeparator(end - 1))
877 w -= singleWidth(par, end - 1);
878 w = max(w, labelEnd(pit));
881 row.width(w + rightMargin(par));
885 // returns the minimum space a manual label needs on the screen in pixel
886 int LyXText::labelFill(Paragraph const & par, Row const & row) const
888 pos_type last = par.beginOfBody();
890 BOOST_ASSERT(last > 0);
892 // -1 because a label ends with a space that is in the label
895 // a separator at this end does not count
896 if (par.isLineSeparator(last))
900 for (pos_type i = row.pos(); i <= last; ++i)
901 w += singleWidth(par, i);
903 string const & label = par.params().labelWidthString();
907 docstring dlab(label.begin(), label.end());
909 FontMetrics const & fm = theFontMetrics(getLabelFont(par));
911 return max(0, fm.width(dlab) - w);
915 LColor_color LyXText::backgroundColor() const
917 return LColor_color(LColor::color(background_color_));
921 void LyXText::setHeightOfRow(pit_type const pit, Row & row)
923 Paragraph const & par = pars_[pit];
924 // get the maximum ascent and the maximum descent
925 double layoutasc = 0;
926 double layoutdesc = 0;
927 double const dh = defaultRowHeight();
929 // ok, let us initialize the maxasc and maxdesc value.
930 // Only the fontsize count. The other properties
931 // are taken from the layoutfont. Nicer on the screen :)
932 LyXLayout_ptr const & layout = par.layout();
934 // as max get the first character of this row then it can
935 // increase but not decrease the height. Just some point to
936 // start with so we don't have to do the assignment below too
938 LyXFont font = getFont(par, row.pos());
939 LyXFont::FONT_SIZE const tmpsize = font.size();
940 font = getLayoutFont(pit);
941 LyXFont::FONT_SIZE const size = font.size();
942 font.setSize(tmpsize);
944 LyXFont labelfont = getLabelFont(par);
946 FontMetrics const & labelfont_metrics = theFontMetrics(labelfont);
947 FontMetrics const & fontmetrics = theFontMetrics(font);
949 // these are minimum values
950 double const spacing_val = layout->spacing.getValue() * spacing(par);
951 //lyxerr << "spacing_val = " << spacing_val << endl;
952 int maxasc = int(fontmetrics.maxAscent() * spacing_val);
953 int maxdesc = int(fontmetrics.maxDescent() * spacing_val);
955 // insets may be taller
956 InsetList::const_iterator ii = par.insetlist.begin();
957 InsetList::const_iterator iend = par.insetlist.end();
958 for ( ; ii != iend; ++ii) {
959 if (ii->pos >= row.pos() && ii->pos < row.endpos()) {
960 maxasc = max(maxasc, ii->inset->ascent());
961 maxdesc = max(maxdesc, ii->inset->descent());
965 // Check if any custom fonts are larger (Asger)
966 // This is not completely correct, but we can live with the small,
967 // cosmetic error for now.
969 pos_type const pos_end = row.endpos();
971 LyXFont::FONT_SIZE maxsize =
972 par.highestFontInRange(row.pos(), pos_end, size);
973 if (maxsize > font.size()) {
974 font.setSize(maxsize);
975 maxasc = max(maxasc, fontmetrics.maxAscent());
976 maxdesc = max(maxdesc, fontmetrics.maxDescent());
979 // This is nicer with box insets:
986 if (row.pos() == 0) {
987 BufferParams const & bufparams = bv()->buffer()->params();
988 // some parksips VERY EASY IMPLEMENTATION
989 if (bv()->buffer()->params().paragraph_separation
990 == BufferParams::PARSEP_SKIP
992 && ((layout->isParagraph() && par.getDepth() == 0)
993 || (pars_[pit - 1].layout()->isParagraph()
994 && pars_[pit - 1].getDepth() == 0)))
996 maxasc += bufparams.getDefSkip().inPixels(*bv());
999 if (par.params().startOfAppendix())
1000 maxasc += int(3 * dh);
1002 // This is special code for the chapter, since the label of this
1003 // layout is printed in an extra row
1004 if (layout->counter == "chapter"
1005 && !par.params().labelString().empty()) {
1006 labeladdon = int(labelfont_metrics.maxHeight()
1007 * layout->spacing.getValue()
1011 // special code for the top label
1012 if ((layout->labeltype == LABEL_TOP_ENVIRONMENT
1013 || layout->labeltype == LABEL_BIBLIO
1014 || layout->labeltype == LABEL_CENTERED_TOP_ENVIRONMENT)
1015 && isFirstInSequence(pit, paragraphs())
1016 && !par.getLabelstring().empty())
1019 labelfont_metrics.maxHeight()
1020 * layout->spacing.getValue()
1022 + (layout->topsep + layout->labelbottomsep) * dh);
1025 // Add the layout spaces, for example before and after
1026 // a section, or between the items of a itemize or enumerate
1029 pit_type prev = depthHook(pit, pars_, par.getDepth());
1031 && pars_[prev].layout() == layout
1032 && pars_[prev].getDepth() == par.getDepth()
1033 && pars_[prev].getLabelWidthString() == par.getLabelWidthString())
1035 layoutasc = layout->itemsep * dh;
1036 } else if (pit != 0 || row.pos() != 0) {
1037 if (layout->topsep > 0)
1038 layoutasc = layout->topsep * dh;
1041 prev = outerHook(pit, pars_);
1042 if (prev != pit_type(pars_.size())) {
1043 maxasc += int(pars_[prev].layout()->parsep * dh);
1044 } else if (pit != 0) {
1045 if (pars_[pit - 1].getDepth() != 0 ||
1046 pars_[pit - 1].layout() == layout) {
1047 maxasc += int(layout->parsep * dh);
1052 // is it a bottom line?
1053 if (row.endpos() >= par.size()) {
1054 // add the layout spaces, for example before and after
1055 // a section, or between the items of a itemize or enumerate
1057 pit_type nextpit = pit + 1;
1058 if (nextpit != pit_type(pars_.size())) {
1059 pit_type cpit = pit;
1063 if (pars_[cpit].getDepth() > pars_[nextpit].getDepth()) {
1064 usual = pars_[cpit].layout()->bottomsep * dh;
1065 cpit = depthHook(cpit, paragraphs(), pars_[nextpit].getDepth());
1066 if (pars_[cpit].layout() != pars_[nextpit].layout()
1067 || pars_[nextpit].getLabelWidthString() != pars_[cpit].getLabelWidthString())
1069 unusual = pars_[cpit].layout()->bottomsep * dh;
1071 layoutdesc = max(unusual, usual);
1072 } else if (pars_[cpit].getDepth() == pars_[nextpit].getDepth()) {
1073 if (pars_[cpit].layout() != pars_[nextpit].layout()
1074 || pars_[nextpit].getLabelWidthString() != pars_[cpit].getLabelWidthString())
1075 layoutdesc = int(pars_[cpit].layout()->bottomsep * dh);
1080 // incalculate the layout spaces
1081 maxasc += int(layoutasc * 2 / (2 + pars_[pit].getDepth()));
1082 maxdesc += int(layoutdesc * 2 / (2 + pars_[pit].getDepth()));
1084 // FIXME: the correct way is to do the following is to move the
1085 // following code in another method specially tailored for the
1086 // main LyXText. The following test is thus bogus.
1087 LyXText const & text = bv_owner->buffer()->text();
1088 // Top and bottom margin of the document (only at top-level)
1089 if (&text == this) {
1090 if (pit == 0 && row.pos() == 0)
1092 if (pit + 1 == pit_type(pars_.size()) &&
1093 row.endpos() == par.size())
1097 row.ascent(maxasc + labeladdon);
1098 row.descent(maxdesc);
1106 void LyXText::breakParagraph(LCursor & cur, bool keep_layout)
1108 BOOST_ASSERT(this == cur.text());
1110 Paragraph & cpar = cur.paragraph();
1111 pit_type cpit = cur.pit();
1113 LyXTextClass const & tclass = cur.buffer().params().getLyXTextClass();
1114 LyXLayout_ptr const & layout = cpar.layout();
1116 // this is only allowed, if the current paragraph is not empty
1117 // or caption and if it has not the keepempty flag active
1118 if (cur.lastpos() == 0 && !cpar.allowEmpty()
1119 && layout->labeltype != LABEL_SENSITIVE)
1122 // a layout change may affect also the following paragraph
1123 recUndo(cur.pit(), undoSpan(cur.pit()) - 1);
1125 // Always break behind a space
1126 // It is better to erase the space (Dekel)
1127 if (cur.pos() != cur.lastpos() && cpar.isLineSeparator(cur.pos()))
1128 cpar.erase(cur.pos());
1130 // How should the layout for the new paragraph be?
1131 int preserve_layout = 0;
1133 preserve_layout = 2;
1135 preserve_layout = layout->isEnvironment();
1137 // We need to remember this before we break the paragraph, because
1138 // that invalidates the layout variable
1139 bool sensitive = layout->labeltype == LABEL_SENSITIVE;
1141 // we need to set this before we insert the paragraph.
1142 bool const isempty = cpar.allowEmpty() && cpar.empty();
1144 ::breakParagraph(cur.buffer().params(), paragraphs(), cpit,
1145 cur.pos(), preserve_layout);
1147 // After this, neither paragraph contains any rows!
1150 pit_type next_par = cpit + 1;
1152 // well this is the caption hack since one caption is really enough
1155 // set to standard-layout
1156 pars_[cpit].applyLayout(tclass.defaultLayout());
1158 // set to standard-layout
1159 pars_[next_par].applyLayout(tclass.defaultLayout());
1162 while (!pars_[next_par].empty() && pars_[next_par].isNewline(0))
1163 pars_[next_par].erase(0);
1165 ParIterator current_it(cur);
1166 ParIterator last_it(cur);
1170 updateLabels(cur.buffer(), current_it, last_it);
1172 // Mark "carriage return" as inserted if change tracking:
1173 if (cur.buffer().params().trackChanges) {
1174 // FIXME: Change tracking (MG)
1175 cur.paragraph().setChange(cur.paragraph().size(),
1176 Change(Change::INSERTED));
1179 // This check is necessary. Otherwise the new empty paragraph will
1180 // be deleted automatically. And it is more friendly for the user!
1181 if (cur.pos() != 0 || isempty)
1182 setCursor(cur, cur.pit() + 1, 0);
1184 setCursor(cur, cur.pit(), 0);
1188 // insert a character, moves all the following breaks in the
1189 // same Paragraph one to the right and make a rebreak
1190 void LyXText::insertChar(LCursor & cur, char_type c)
1192 BOOST_ASSERT(this == cur.text());
1193 BOOST_ASSERT(c != Paragraph::META_INSET);
1195 recordUndo(cur, Undo::INSERT);
1197 Paragraph & par = cur.paragraph();
1198 // try to remove this
1199 pit_type const pit = cur.pit();
1201 bool const freeSpacing = par.layout()->free_spacing ||
1202 par.isFreeSpacing();
1204 if (lyxrc.auto_number) {
1205 static docstring const number_operators = lyx::from_ascii("+-/*");
1206 static docstring const number_unary_operators = lyx::from_ascii("+-");
1207 static docstring const number_seperators = lyx::from_ascii(".,:");
1209 if (current_font.number() == LyXFont::ON) {
1210 if (!isDigit(c) && !contains(number_operators, c) &&
1211 !(contains(number_seperators, c) &&
1213 cur.pos() != cur.lastpos() &&
1214 getFont(par, cur.pos()).number() == LyXFont::ON &&
1215 getFont(par, cur.pos() - 1).number() == LyXFont::ON)
1217 number(cur); // Set current_font.number to OFF
1218 } else if (isDigit(c) &&
1219 real_current_font.isVisibleRightToLeft()) {
1220 number(cur); // Set current_font.number to ON
1222 if (cur.pos() != 0) {
1223 char_type const c = par.getChar(cur.pos() - 1);
1224 if (contains(number_unary_operators, c) &&
1226 || par.isSeparator(cur.pos() - 2)
1227 || par.isNewline(cur.pos() - 2))
1229 setCharFont(pit, cur.pos() - 1, current_font);
1230 } else if (contains(number_seperators, c)
1232 && getFont(par, cur.pos() - 2).number() == LyXFont::ON) {
1233 setCharFont(pit, cur.pos() - 1, current_font);
1239 // First check, if there will be two blanks together or a blank at
1240 // the beginning of a paragraph.
1241 // I decided to handle blanks like normal characters, the main
1242 // difference are the special checks when calculating the row.fill
1243 // (blank does not count at the end of a row) and the check here
1245 // When the free-spacing option is set for the current layout,
1246 // disable the double-space checking
1247 if (!freeSpacing && isLineSeparatorChar(c)) {
1248 if (cur.pos() == 0) {
1249 static bool sent_space_message = false;
1250 if (!sent_space_message) {
1251 cur.message(_("You cannot insert a space at the "
1252 "beginning of a paragraph. Please read the Tutorial."));
1253 sent_space_message = true;
1257 BOOST_ASSERT(cur.pos() > 0);
1258 if ((par.isLineSeparator(cur.pos() - 1)
1259 || par.isNewline(cur.pos() - 1))
1260 // FIXME: change tracking (MG)
1261 && par.lookupChange(cur.pos() - 1) != Change(Change::DELETED)) {
1262 static bool sent_space_message = false;
1263 if (!sent_space_message) {
1264 cur.message(_("You cannot type two spaces this way. "
1265 "Please read the Tutorial."));
1266 sent_space_message = true;
1272 // FIXME: change tracking (MG)
1273 par.insertChar(cur.pos(), c, current_font, Change(Change::INSERTED));
1274 setCursor(cur, cur.pit(), cur.pos() + 1, false, cur.boundary());
1279 void LyXText::charInserted()
1281 // Here we call finishUndo for every 20 characters inserted.
1282 // This is from my experience how emacs does it. (Lgb)
1283 static unsigned int counter;
1294 LyXText::computeRowMetrics(pit_type const pit, Row const & row) const
1297 Paragraph const & par = pars_[pit];
1299 double w = dim_.wid - row.width();
1301 bool const is_rtl = isRTL(par);
1303 result.x = rightMargin(par);
1305 result.x = leftMargin(pit, row.pos());
1307 // is there a manual margin with a manual label
1308 LyXLayout_ptr const & layout = par.layout();
1310 if (layout->margintype == MARGIN_MANUAL
1311 && layout->labeltype == LABEL_MANUAL) {
1312 /// We might have real hfills in the label part
1313 int nlh = numberOfLabelHfills(par, row);
1315 // A manual label par (e.g. List) has an auto-hfill
1316 // between the label text and the body of the
1318 // But we don't want to do this auto hfill if the par
1323 if (nlh && !par.getLabelWidthString().empty())
1324 result.label_hfill = labelFill(par, row) / double(nlh);
1327 // are there any hfills in the row?
1328 int const nh = numberOfHfills(par, row);
1332 result.hfill = w / nh;
1333 // we don't have to look at the alignment if it is ALIGN_LEFT and
1334 // if the row is already larger then the permitted width as then
1335 // we force the LEFT_ALIGN'edness!
1336 } else if (int(row.width()) < maxwidth_) {
1337 // is it block, flushleft or flushright?
1338 // set x how you need it
1340 if (par.params().align() == LYX_ALIGN_LAYOUT)
1341 align = layout->align;
1343 align = par.params().align();
1345 // Display-style insets should always be on a centred row
1346 // The test on par.size() is to catch zero-size pars, which
1347 // would trigger the assert in Paragraph::getInset().
1348 //inset = par.size() ? par.getInset(row.pos()) : 0;
1350 && par.isInset(row.pos())
1351 && par.getInset(row.pos())->display())
1353 align = LYX_ALIGN_CENTER;
1357 case LYX_ALIGN_BLOCK: {
1358 int const ns = numberOfSeparators(par, row);
1359 bool disp_inset = false;
1360 if (row.endpos() < par.size()) {
1361 InsetBase const * in = par.getInset(row.endpos());
1363 disp_inset = in->display();
1365 // If we have separators, this is not the last row of a
1366 // par, does not end in newline, and is not row above a
1367 // display inset... then stretch it
1369 && row.endpos() < par.size()
1370 && !par.isNewline(row.endpos() - 1)
1373 result.separator = w / ns;
1374 } else if (is_rtl) {
1379 case LYX_ALIGN_RIGHT:
1382 case LYX_ALIGN_CENTER:
1388 bidi.computeTables(par, *bv()->buffer(), row);
1390 pos_type body_pos = par.beginOfBody();
1391 pos_type end = row.endpos();
1394 && (body_pos > end || !par.isLineSeparator(body_pos - 1)))
1396 string lsep = layout->labelsep;
1397 docstring dlsep(lsep.begin(), lsep.end());
1398 result.x += theFontMetrics(getLabelFont(par)).width(dlsep);
1399 if (body_pos <= end)
1400 result.x += result.label_hfill;
1408 // the cursor set functions have a special mechanism. When they
1409 // realize, that you left an empty paragraph, they will delete it.
1411 bool LyXText::cursorRightOneWord(LCursor & cur)
1413 BOOST_ASSERT(this == cur.text());
1417 if (old.pos() == old.lastpos() && old.pit() != old.lastpit()) {
1421 // Advance through word.
1422 while (old.pos() != old.lastpos() && old.paragraph().isLetter(old.pos()))
1424 // Skip through trailing nonword stuff.
1425 while (old.pos() != old.lastpos() && !old.paragraph().isLetter(old.pos()))
1428 return setCursor(cur, old.pit(), old.pos());
1432 bool LyXText::cursorLeftOneWord(LCursor & cur)
1434 BOOST_ASSERT(this == cur.text());
1438 if (old.pos() == 0 && old.pit() != 0) {
1440 old.pos() = old.lastpos();
1442 // Skip through initial nonword stuff.
1443 while (old.pos() != 0 && !old.paragraph().isLetter(old.pos() - 1))
1445 // Advance through word.
1446 while (old.pos() != 0 && old.paragraph().isLetter(old.pos() - 1))
1449 return setCursor(cur, old.pit(), old.pos());
1453 void LyXText::selectWord(LCursor & cur, word_location loc)
1455 BOOST_ASSERT(this == cur.text());
1456 CursorSlice from = cur.top();
1457 CursorSlice to = cur.top();
1458 getWord(from, to, loc);
1459 if (cur.top() != from)
1460 setCursor(cur, from.pit(), from.pos());
1464 setCursor(cur, to.pit(), to.pos());
1469 // Select the word currently under the cursor when no
1470 // selection is currently set
1471 bool LyXText::selectWordWhenUnderCursor(LCursor & cur, word_location loc)
1473 BOOST_ASSERT(this == cur.text());
1474 if (cur.selection())
1476 selectWord(cur, loc);
1477 return cur.selection();
1481 void LyXText::acceptChange(LCursor & cur)
1483 BOOST_ASSERT(this == cur.text());
1484 if (!cur.selection() && cur.lastpos() != 0)
1487 recordUndoSelection(cur, Undo::INSERT);
1489 DocIterator it = cur.selectionBegin();
1490 DocIterator et = cur.selectionEnd();
1491 pit_type pit = it.pit();
1492 Change::Type const type = pars_[pit].lookupChange(it.pos()).type;
1493 for (; pit <= et.pit(); ++pit) {
1494 pos_type left = ( pit == it.pit() ? it.pos() : 0 );
1496 ( pit == et.pit() ? et.pos() : pars_[pit].size() + 1 );
1497 pars_[pit].acceptChange(left, right);
1499 if (type == Change::DELETED) {
1500 ParagraphList & plist = paragraphs();
1501 if (it.pit() + 1 < et.pit())
1502 pars_.erase(boost::next(plist.begin(), it.pit() + 1),
1503 boost::next(plist.begin(), et.pit()));
1505 // Paragraph merge if appropriate:
1506 // FIXME: change tracking (MG)
1507 if (pars_[it.pit()].lookupChange(pars_[it.pit()].size())
1508 == Change(Change::DELETED)) {
1509 setCursorIntern(cur, it.pit() + 1, 0);
1514 cur.clearSelection();
1515 setCursorIntern(cur, it.pit(), 0);
1519 void LyXText::rejectChange(LCursor & cur)
1521 BOOST_ASSERT(this == cur.text());
1522 if (!cur.selection() && cur.lastpos() != 0)
1525 recordUndoSelection(cur, Undo::INSERT);
1527 DocIterator it = cur.selectionBegin();
1528 DocIterator et = cur.selectionEnd();
1529 pit_type pit = it.pit();
1530 Change::Type const type = pars_[pit].lookupChange(it.pos()).type;
1531 for (; pit <= et.pit(); ++pit) {
1532 pos_type left = ( pit == it.pit() ? it.pos() : 0 );
1534 ( pit == et.pit() ? et.pos() : pars_[pit].size() + 1 );
1535 pars_[pit].rejectChange(left, right);
1537 if (type == Change::INSERTED) {
1538 ParagraphList & plist = paragraphs();
1539 if (it.pit() + 1 < et.pit())
1540 pars_.erase(boost::next(plist.begin(), it.pit() + 1),
1541 boost::next(plist.begin(), et.pit()));
1542 // Paragraph merge if appropriate:
1543 // FIXME: change tracking (MG)
1544 if (pars_[it.pit()].lookupChange(pars_[it.pit()].size())
1545 == Change(Change::INSERTED)) {
1546 setCursorIntern(cur, it.pit() + 1, 0);
1551 cur.clearSelection();
1552 setCursorIntern(cur, it.pit(), 0);
1556 // Delete from cursor up to the end of the current or next word.
1557 void LyXText::deleteWordForward(LCursor & cur)
1559 BOOST_ASSERT(this == cur.text());
1560 if (cur.lastpos() == 0)
1564 cur.selection() = true;
1565 cursorRightOneWord(cur);
1567 cutSelection(cur, true, false);
1572 // Delete from cursor to start of current or prior word.
1573 void LyXText::deleteWordBackward(LCursor & cur)
1575 BOOST_ASSERT(this == cur.text());
1576 if (cur.lastpos() == 0)
1580 cur.selection() = true;
1581 cursorLeftOneWord(cur);
1583 cutSelection(cur, true, false);
1588 // Kill to end of line.
1589 void LyXText::deleteLineForward(LCursor & cur)
1591 BOOST_ASSERT(this == cur.text());
1592 if (cur.lastpos() == 0) {
1593 // Paragraph is empty, so we just go to the right
1597 cur.selection() = true; // to avoid deletion
1600 // What is this test for ??? (JMarc)
1601 if (!cur.selection())
1602 deleteWordForward(cur);
1604 cutSelection(cur, true, false);
1609 void LyXText::changeCase(LCursor & cur, LyXText::TextCase action)
1611 BOOST_ASSERT(this == cur.text());
1615 if (cur.selection()) {
1616 from = cur.selBegin();
1620 getWord(from, to, lyx::PARTIAL_WORD);
1621 cursorRightOneWord(cur);
1624 recordUndoSelection(cur);
1626 pos_type pos = from.pos();
1627 int par = from.pit();
1629 while (par != int(pars_.size()) && (pos != to.pos() || par != to.pit())) {
1631 if (pos == pars_[pit].size()) {
1636 char_type c = pars_[pit].getChar(pos);
1637 if (c != Paragraph::META_INSET) {
1639 case text_lowercase:
1642 case text_capitalization:
1644 action = text_lowercase;
1646 case text_uppercase:
1651 #ifdef WITH_WARNINGS
1654 pars_[pit].setChar(pos, c);
1660 bool LyXText::erase(LCursor & cur)
1662 BOOST_ASSERT(this == cur.text());
1663 bool needsUpdate = false;
1665 if (cur.pos() != cur.lastpos()) {
1666 recordUndo(cur, Undo::DELETE, cur.pit());
1667 setCursorIntern(cur, cur.pit(), cur.pos() + 1, false, cur.boundary());
1668 needsUpdate = backspace(cur);
1669 // FIXME: change tracking (MG)
1670 if (cur.paragraph().lookupChange(cur.pos()) == Change(Change::DELETED))
1672 } else if (cur.pit() != cur.lastpit()) {
1675 setCursorIntern(cur, cur.pit() + 1, 0, false, false);
1676 if (pars_[cur.pit()].layout() == pars_[scur.pit()].layout()) {
1677 recordUndo(scur, Undo::DELETE, scur.pit());
1678 needsUpdate = backspace(cur);
1679 if (cur.buffer().params().trackChanges) {
1680 // FIXME: Change tracking (MG)
1681 // move forward after the paragraph break is DELETED
1682 Paragraph & par = cur.paragraph();
1683 // FIXME: change tracking (MG)
1684 if (par.lookupChange(par.size()) == Change(Change::DELETED))
1685 setCursorIntern(cur, cur.pit() + 1, 0);
1688 setCursorIntern(scur, scur.pit(), scur.pos(), false, scur.boundary());
1691 needsUpdate = dissolveInset(cur);
1697 bool LyXText::backspacePos0(LCursor & cur)
1699 BOOST_ASSERT(this == cur.text());
1700 bool needsUpdate = false;
1702 Paragraph & par = cur.paragraph();
1703 // is it an empty paragraph?
1704 pos_type lastpos = cur.lastpos();
1705 if (lastpos == 0 || (lastpos == 1 && par.isSeparator(0))) {
1706 // This is an empty paragraph and we delete it just
1707 // by moving the cursor one step
1708 // left and let the DeleteEmptyParagraphMechanism
1709 // handle the actual deletion of the paragraph.
1711 if (cur.pit() != 0) {
1712 // For KeepEmpty layouts we need to get
1713 // rid of the keepEmpty setting first.
1714 // And the only way to do this is to
1715 // reset the layout to something
1716 // else: f.ex. the default layout.
1717 if (par.allowEmpty()) {
1718 Buffer & buf = cur.buffer();
1719 BufferParams const & bparams = buf.params();
1720 par.layout(bparams.getLyXTextClass().defaultLayout());
1729 recordUndo(cur, Undo::DELETE, cur.pit() - 1);
1731 pit_type tmppit = cur.pit();
1732 // We used to do cursorLeftIntern() here, but it is
1733 // not a good idea since it triggers the auto-delete
1734 // mechanism. So we do a cursorLeftIntern()-lite,
1735 // without the dreaded mechanism. (JMarc)
1736 if (cur.pit() != 0) {
1737 // steps into the above paragraph.
1738 setCursorIntern(cur, cur.pit() - 1,
1739 pars_[cur.pit() - 1].size(),
1743 // Pasting is not allowed, if the paragraphs have different
1744 // layout. I think it is a real bug of all other
1745 // word processors to allow it. It confuses the user.
1746 // Correction: Pasting is always allowed with standard-layout
1747 // Correction (Jug 20050717): Remove check about alignment!
1748 Buffer & buf = cur.buffer();
1749 BufferParams const & bufparams = buf.params();
1750 LyXTextClass const & tclass = bufparams.getLyXTextClass();
1751 pit_type const cpit = cur.pit();
1754 && (pars_[cpit].layout() == pars_[tmppit].layout()
1755 || pars_[tmppit].layout() == tclass.defaultLayout()))
1757 mergeParagraph(bufparams, pars_, cpit);
1760 if (cur.pos() != 0 && pars_[cpit].isSeparator(cur.pos() - 1))
1763 // the counters may have changed
1764 ParIterator par_it(cur);
1765 updateLabels(cur.buffer(), par_it);
1767 setCursor(cur, cur.pit(), cur.pos(), false);
1773 bool LyXText::backspace(LCursor & cur)
1775 BOOST_ASSERT(this == cur.text());
1776 bool needsUpdate = false;
1777 if (cur.pos() == 0) {
1779 return dissolveInset(cur);
1781 // The cursor is at the beginning of a paragraph, so
1782 // the the backspace will collapse two paragraphs into
1785 if (cur.pit() != 0 && cur.buffer().params().trackChanges) {
1786 // FIXME: Change tracking (MG)
1787 // Previous paragraph, mark "carriage return" as
1789 Paragraph & par = pars_[cur.pit() - 1];
1790 // Take care of a just inserted para break:
1791 // FIXME: change tracking (MG)
1792 if (par.lookupChange(par.size()) != Change(Change::INSERTED)) {
1793 // FIXME: change tracking (MG)
1794 par.setChange(par.size(), Change(Change::DELETED));
1795 setCursorIntern(cur, cur.pit() - 1, par.size());
1800 needsUpdate = backspacePos0(cur);
1803 // this is the code for a normal backspace, not pasting
1805 recordUndo(cur, Undo::DELETE);
1806 // We used to do cursorLeftIntern() here, but it is
1807 // not a good idea since it triggers the auto-delete
1808 // mechanism. So we do a cursorLeftIntern()-lite,
1809 // without the dreaded mechanism. (JMarc)
1810 setCursorIntern(cur, cur.pit(), cur.pos() - 1,
1811 false, cur.boundary());
1812 cur.paragraph().erase(cur.pos());
1815 if (cur.pos() == cur.lastpos())
1816 setCurrentFont(cur);
1818 setCursor(cur, cur.pit(), cur.pos(), false, cur.boundary());
1824 bool LyXText::dissolveInset(LCursor & cur) {
1825 BOOST_ASSERT(this == cur.text());
1827 if (isMainText() || cur.inset().nargs() != 1)
1830 recordUndoInset(cur);
1831 cur.selHandle(false);
1833 lyx::pos_type spos = cur.pos();
1834 lyx::pit_type spit = cur.pit();
1835 ParagraphList plist;
1836 if (cur.lastpit() != 0 || cur.lastpos() != 0)
1837 plist = paragraphs();
1839 // store cursor offset
1843 cur.paragraph().erase(cur.pos());
1844 if (!plist.empty()) {
1845 Buffer & b = cur.buffer();
1846 pasteParagraphList(cur, plist, b.params().textclass,
1847 b.errorList("Paste"));
1849 cur.pit() = std::min(cur.lastpit(), spit);
1850 cur.pos() = std::min(cur.lastpos(), spos);
1852 cur.clearSelection();
1858 Row const & LyXText::firstRow() const
1860 return *paragraphs().front().rows().begin();
1864 bool LyXText::redoParagraph(pit_type const pit)
1866 // remove rows of paragraph, keep track of height changes
1867 Paragraph & par = pars_[pit];
1869 // Add bibitem insets if necessary
1870 if (par.layout()->labeltype == LABEL_BIBLIO) {
1871 bool hasbibitem(false);
1872 if (!par.insetlist.empty()
1873 // Insist on it being in pos 0
1874 && par.getChar(0) == Paragraph::META_INSET) {
1875 InsetBase * inset = par.insetlist.begin()->inset;
1876 if (inset->lyxCode() == InsetBase::BIBITEM_CODE)
1880 InsetBibitem * inset(new
1881 InsetBibitem(InsetCommandParams("bibitem")));
1882 // FIXME: change tracking (MG)
1883 par.insertInset(0, static_cast<InsetBase *>(inset), Change(Change::INSERTED));
1884 bv()->cursor().posRight();
1889 // FIXME: We should always use getFont(), see documentation of
1890 // noFontChange() in insetbase.h.
1891 LyXFont const bufferfont = bv()->buffer()->params().getFont();
1892 InsetList::iterator ii = par.insetlist.begin();
1893 InsetList::iterator iend = par.insetlist.end();
1894 for (; ii != iend; ++ii) {
1896 int const w = maxwidth_ - leftMargin(pit, ii->pos) - rightMargin(par);
1897 LyXFont const & font = ii->inset->noFontChange() ?
1899 getFont(par, ii->pos);
1900 MetricsInfo mi(bv(), font, w);
1901 ii->inset->metrics(mi, dim);
1904 // rebreak the paragraph
1908 par.setBeginOfBody();
1912 rowBreakPoint(pit, row);
1913 setRowWidth(pit, row);
1914 setHeightOfRow(pit, row);
1915 par.rows().push_back(row);
1916 dim.wid = std::max(dim.wid, row.width());
1917 dim.des += row.height();
1919 } while (z < par.size());
1921 // Make sure that if a par ends in newline, there is one more row
1923 // FIXME this is a dirty trick. Now the _same_ position in the
1924 // paragraph occurs in _two_ different rows, and has two different
1925 // display positions, leading to weird behaviour when moving up/down.
1926 if (z > 0 && par.isNewline(z - 1)) {
1929 setRowWidth(pit, row);
1930 setHeightOfRow(pit, row);
1931 par.rows().push_back(row);
1932 dim.des += row.height();
1935 dim.asc += par.rows()[0].ascent();
1936 dim.des -= par.rows()[0].ascent();
1938 bool const same = dim == par.dim();
1941 //lyxerr << "redoParagraph: " << par.rows().size() << " rows\n";
1947 void LyXText::metrics(MetricsInfo & mi, Dimension & dim)
1949 //BOOST_ASSERT(mi.base.textwidth);
1950 if (mi.base.textwidth)
1951 maxwidth_ = mi.base.textwidth;
1952 //lyxerr << "LyXText::metrics: width: " << mi.base.textwidth
1953 // << " maxWidth: " << maxwidth_ << "\nfont: " << mi.base.font << endl;
1954 // save the caller's font locally:
1955 font_ = mi.base.font;
1959 for (pit_type pit = 0, n = paragraphs().size(); pit != n; ++pit) {
1961 Paragraph & par = paragraphs()[pit];
1963 if (w < par.width())
1968 dim.asc = pars_[0].ascent();
1969 dim.des = h - dim.asc;
1975 // only used for inset right now. should also be used for main text
1976 void LyXText::draw(PainterInfo & pi, int x, int y) const
1978 paintTextInset(*this, pi, x, y);
1983 // only used for inset right now. should also be used for main text
1984 void LyXText::drawSelection(PainterInfo & pi, int x , int) const
1986 LCursor & cur = pi.base.bv->cursor();
1987 if (!cur.selection())
1989 if (!ptr_cmp(cur.text(), this))
1992 lyxerr << "draw selection at " << x << endl;
1994 DocIterator beg = cur.selectionBegin();
1995 DocIterator end = cur.selectionEnd();
1997 // the selection doesn't touch the visible screen
1998 if (bv_funcs::status(pi.base.bv, beg) == bv_funcs::CUR_BELOW
1999 || bv_funcs::status(pi.base.bv, end) == bv_funcs::CUR_ABOVE)
2002 Paragraph const & par1 = pars_[beg.pit()];
2003 Paragraph const & par2 = pars_[end.pit()];
2005 Row const & row1 = par1.getRow(beg.pos(), beg.boundary());
2006 Row const & row2 = par2.getRow(end.pos(), end.boundary());
2009 if (bv_funcs::status(pi.base.bv, beg) == bv_funcs::CUR_ABOVE) {
2014 y1 = bv_funcs::getPos(beg).y_ - row1.ascent();
2015 int const startx = cursorX(beg.top(), begin.boundary());
2016 x1 = isRTL(par1) ? startx : 0;
2017 x2 = isRTL(par1) ? 0 + dim_.wid : startx;
2021 if (bv_funcs::status(pi.base.bv, end) == bv_funcs::CUR_BELOW) {
2022 y2 = pi.base.bv->workHeight();
2026 y2 = bv_funcs::getPos(end).y_ + row2.descent();
2027 int const endx = cursorX(end.top(), end.boundary());
2028 X1 = isRTL(par2) ? 0 : endx;
2029 X2 = isRTL(par2) ? endx : 0 + dim_.wid;
2032 lyxerr << " y1: " << y1 << " y2: " << y2
2033 << " xo: " << xo_ << " wid: " << dim_.wid
2036 // paint big rectangle in one go
2037 pi.pain.fillRectangle(x, y1, dim_.wid, y2 - y1, LColor::selection);
2039 // reset background at begin of first selected line
2040 pi.pain.fillRectangle(x + x1, y1, x2 - x1, row1.height(),
2041 LColor::background);
2043 // reset background at end of last selected line
2044 pi.pain.fillRectangle(x + X1, y2 - row2.height(),
2045 X2 - X1, row2.height(), LColor::background);
2050 void LyXText::drawSelection(PainterInfo & pi, int x, int) const
2052 LCursor & cur = pi.base.bv->cursor();
2053 if (!cur.selection())
2055 if (!ptr_cmp(cur.text(), this))
2058 lyxerr[Debug::DEBUG]
2059 << BOOST_CURRENT_FUNCTION
2060 << "draw selection at " << x
2063 DocIterator beg = cur.selectionBegin();
2064 DocIterator end = cur.selectionEnd();
2066 // the selection doesn't touch the visible screen
2067 if (bv_funcs::status(pi.base.bv, beg) == bv_funcs::CUR_BELOW
2068 || bv_funcs::status(pi.base.bv, end) == bv_funcs::CUR_ABOVE)
2071 Paragraph const & par1 = pars_[beg.pit()];
2072 Paragraph const & par2 = pars_[end.pit()];
2074 bool const above = (bv_funcs::status(pi.base.bv, beg)
2075 == bv_funcs::CUR_ABOVE);
2076 bool const below = (bv_funcs::status(pi.base.bv, end)
2077 == bv_funcs::CUR_BELOW);
2085 Row const & row1 = par1.getRow(beg.pos(), beg.boundary());
2086 y1 = bv_funcs::getPos(beg, beg.boundary()).y_ - row1.ascent();
2087 y2 = y1 + row1.height();
2088 int const startx = cursorX(beg.top(), beg.boundary());
2089 x1 = !isRTL(par1) ? startx : 0;
2090 x2 = !isRTL(par1) ? 0 + dim_.wid : startx;
2095 Y1 = pi.base.bv->workHeight();
2096 Y2 = pi.base.bv->workHeight();
2100 Row const & row2 = par2.getRow(end.pos(), end.boundary());
2101 Y1 = bv_funcs::getPos(end, end.boundary()).y_ - row2.ascent();
2102 Y2 = Y1 + row2.height();
2103 int const endx = cursorX(end.top(), end.boundary());
2104 X1 = !isRTL(par2) ? 0 : endx;
2105 X2 = !isRTL(par2) ? endx : 0 + dim_.wid;
2108 if (!above && !below && &par1.getRow(beg.pos(), beg.boundary())
2109 == &par2.getRow(end.pos(), end.boundary()))
2111 // paint only one rectangle
2112 int const b( !isRTL(par1) ? x + x1 : x + X1 );
2113 int const w( !isRTL(par1) ? X2 - x1 : x2 - X1 );
2114 pi.pain.fillRectangle(b, y1, w, y2 - y1, LColor::selection);
2118 lyxerr[Debug::DEBUG] << " y1: " << y1 << " y2: " << y2
2119 << "X1:" << X1 << " x2: " << X2 << " wid: " << dim_.wid
2122 // paint upper rectangle
2123 pi.pain.fillRectangle(x + x1, y1, x2 - x1, y2 - y1,
2125 // paint bottom rectangle
2126 pi.pain.fillRectangle(x + X1, Y1, X2 - X1, Y2 - Y1,
2128 // paint center rectangle
2129 pi.pain.fillRectangle(x, y2, dim_.wid,
2130 Y1 - y2, LColor::selection);
2134 bool LyXText::isLastRow(pit_type pit, Row const & row) const
2136 return row.endpos() >= pars_[pit].size()
2137 && pit + 1 == pit_type(paragraphs().size());
2141 bool LyXText::isFirstRow(pit_type pit, Row const & row) const
2143 return row.pos() == 0 && pit == 0;
2147 void LyXText::getWord(CursorSlice & from, CursorSlice & to,
2148 word_location const loc)
2150 Paragraph const & from_par = pars_[from.pit()];
2152 case lyx::WHOLE_WORD_STRICT:
2153 if (from.pos() == 0 || from.pos() == from_par.size()
2154 || !from_par.isLetter(from.pos())
2155 || !from_par.isLetter(from.pos() - 1)) {
2159 // no break here, we go to the next
2161 case lyx::WHOLE_WORD:
2162 // If we are already at the beginning of a word, do nothing
2163 if (!from.pos() || !from_par.isLetter(from.pos() - 1))
2165 // no break here, we go to the next
2167 case lyx::PREVIOUS_WORD:
2168 // always move the cursor to the beginning of previous word
2169 while (from.pos() && from_par.isLetter(from.pos() - 1))
2172 case lyx::NEXT_WORD:
2173 lyxerr << "LyXText::getWord: NEXT_WORD not implemented yet"
2176 case lyx::PARTIAL_WORD:
2177 // no need to move the 'from' cursor
2181 Paragraph & to_par = pars_[to.pit()];
2182 while (to.pos() < to_par.size() && to_par.isLetter(to.pos()))
2187 void LyXText::write(Buffer const & buf, std::ostream & os) const
2189 ParagraphList::const_iterator pit = paragraphs().begin();
2190 ParagraphList::const_iterator end = paragraphs().end();
2191 Paragraph::depth_type dth = 0;
2192 for (; pit != end; ++pit)
2193 pit->write(buf, os, buf.params(), dth);
2197 bool LyXText::read(Buffer const & buf, LyXLex & lex, ErrorList & errorList)
2199 Paragraph::depth_type depth = 0;
2201 while (lex.isOK()) {
2203 string const token = lex.getString();
2208 if (token == "\\end_inset") {
2212 if (token == "\\end_body") {
2216 if (token == "\\begin_body") {
2220 if (token == "\\end_document") {
2224 if (token == "\\begin_layout") {
2225 lex.pushToken(token);
2228 par.params().depth(depth);
2229 par.setFont(0, LyXFont(LyXFont::ALL_INHERIT, buf.params().language));
2230 pars_.push_back(par);
2232 // FIXME: goddamn InsetTabular makes us pass a Buffer
2234 ::readParagraph(buf, pars_.back(), lex, errorList);
2236 } else if (token == "\\begin_deeper") {
2238 } else if (token == "\\end_deeper") {
2240 lex.printError("\\end_deeper: " "depth is already null");
2245 lyxerr << "Handling unknown body token: `"
2246 << token << '\'' << endl;
2253 int LyXText::ascent() const
2259 int LyXText::descent() const
2265 int LyXText::cursorX(CursorSlice const & sl, bool boundary) const
2267 pit_type const pit = sl.pit();
2268 Paragraph const & par = pars_[pit];
2269 if (par.rows().empty())
2272 pos_type ppos = sl.pos();
2273 // Correct position in front of big insets
2274 bool const boundary_correction = ppos != 0 && boundary;
2275 if (boundary_correction)
2278 Row const & row = par.getRow(sl.pos(), boundary);
2280 pos_type cursor_vpos = 0;
2282 RowMetrics const m = computeRowMetrics(pit, row);
2285 pos_type const row_pos = row.pos();
2286 pos_type const end = row.endpos();
2289 cursor_vpos = row_pos;
2290 else if (ppos >= end)
2291 cursor_vpos = isRTL(par) ? row_pos : end;
2292 else if (ppos > row_pos && ppos >= end)
2293 // Place cursor after char at (logical) position pos - 1
2294 cursor_vpos = (bidi.level(ppos - 1) % 2 == 0)
2295 ? bidi.log2vis(ppos - 1) + 1 : bidi.log2vis(ppos - 1);
2297 // Place cursor before char at (logical) position ppos
2298 cursor_vpos = (bidi.level(ppos) % 2 == 0)
2299 ? bidi.log2vis(ppos) : bidi.log2vis(ppos) + 1;
2301 pos_type body_pos = par.beginOfBody();
2303 (body_pos > end || !par.isLineSeparator(body_pos - 1)))
2306 // Use font span to speed things up, see below
2309 FontMetrics const & labelfm = theFontMetrics(getLabelFont(par));
2311 for (pos_type vpos = row_pos; vpos < cursor_vpos; ++vpos) {
2312 pos_type pos = bidi.vis2log(vpos);
2313 if (body_pos > 0 && pos == body_pos - 1) {
2314 string lsep = par.layout()->labelsep;
2315 docstring dlsep(lsep.begin(), lsep.end());
2316 x += m.label_hfill + labelfm.width(dlsep);
2317 if (par.isLineSeparator(body_pos - 1))
2318 x -= singleWidth(par, body_pos - 1);
2321 // Use font span to speed things up, see above
2322 if (pos < font_span.first || pos > font_span.last) {
2323 font_span = par.fontSpan(pos);
2324 font = getFont(par, pos);
2327 x += singleWidth(par, pos, par.getChar(pos), font);
2329 if (hfillExpansion(par, row, pos))
2330 x += (pos >= body_pos) ? m.hfill : m.label_hfill;
2331 else if (par.isSeparator(pos) && pos >= body_pos)
2335 // see correction above
2336 if (boundary_correction)
2337 if (getFont(par, ppos).isVisibleRightToLeft())
2338 x -= singleWidth(par, ppos);
2340 x += singleWidth(par, ppos);
2342 // Make sure inside an inset we always count from the left
2343 // edge (bidi!) -- MV
2344 if (sl.pos() < par.size()) {
2345 font = getFont(par, sl.pos());
2346 if (!boundary && font.isVisibleRightToLeft()
2347 && par.isInset(sl.pos()))
2348 x -= par.getInset(sl.pos())->width();
2354 int LyXText::cursorY(CursorSlice const & sl, bool boundary) const
2356 //lyxerr << "LyXText::cursorY: boundary: " << boundary << std::endl;
2357 Paragraph const & par = getPar(sl.pit());
2358 if (par.rows().empty())
2362 h -= pars_[0].rows()[0].ascent();
2363 for (pit_type pit = 0; pit < sl.pit(); ++pit)
2364 h += pars_[pit].height();
2366 if (pos && boundary)
2368 size_t const rend = par.pos2row(pos);
2369 for (size_t rit = 0; rit != rend; ++rit)
2370 h += par.rows()[rit].height();
2371 h += par.rows()[rend].ascent();
2376 // Returns the current font and depth as a message.
2377 string LyXText::currentState(LCursor & cur)
2379 BOOST_ASSERT(this == cur.text());
2380 Buffer & buf = cur.buffer();
2381 Paragraph const & par = cur.paragraph();
2382 std::ostringstream os;
2384 // FIXME: change tracking (MG)
2385 bool const show_change = par.lookupChange(cur.pos()) != Change(Change::UNCHANGED);
2387 if (buf.params().trackChanges)
2391 Change change = par.lookupChange(cur.pos());
2392 Author const & a = buf.params().authors().get(change.author);
2393 os << lyx::to_utf8(_("Change: ")) << a.name();
2394 if (!a.email().empty())
2395 os << " (" << a.email() << ")";
2396 if (change.changetime)
2397 os << lyx::to_utf8(_(" at ")) << ctime(&change.changetime);
2401 // I think we should only show changes from the default
2403 // No, from the document font (MV)
2404 LyXFont font = real_current_font;
2405 font.reduce(buf.params().getFont());
2407 // avoid lyx::to_utf8(_(...)) re-entrance problem
2408 string const s = font.stateText(&buf.params());
2409 os << lyx::to_utf8(bformat(_("Font: %1$s"), lyx::from_utf8(s)));
2411 // os << lyx::to_utf8(bformat(_("Font: %1$s"), font.stateText(&buf.params)));
2413 // The paragraph depth
2414 int depth = cur.paragraph().getDepth();
2416 os << lyx::to_utf8(bformat(_(", Depth: %1$d"), depth));
2418 // The paragraph spacing, but only if different from
2420 Spacing const & spacing = par.params().spacing();
2421 if (!spacing.isDefault()) {
2422 os << lyx::to_utf8(_(", Spacing: "));
2423 switch (spacing.getSpace()) {
2424 case Spacing::Single:
2425 os << lyx::to_utf8(_("Single"));
2427 case Spacing::Onehalf:
2428 os << lyx::to_utf8(_("OneHalf"));
2430 case Spacing::Double:
2431 os << lyx::to_utf8(_("Double"));
2433 case Spacing::Other:
2434 os << lyx::to_utf8(_("Other (")) << spacing.getValueAsString() << ')';
2436 case Spacing::Default:
2437 // should never happen, do nothing
2442 #ifdef DEVEL_VERSION
2443 os << lyx::to_utf8(_(", Inset: ")) << &cur.inset();
2444 os << lyx::to_utf8(_(", Paragraph: ")) << cur.pit();
2445 os << lyx::to_utf8(_(", Id: ")) << par.id();
2446 os << lyx::to_utf8(_(", Position: ")) << cur.pos();
2447 os << lyx::to_utf8(_(", Boundary: ")) << cur.boundary();
2448 // Row & row = cur.textRow();
2449 // os << bformat(_(", Row b:%1$d e:%2$d"), row.pos(), row.endpos());
2455 string LyXText::getPossibleLabel(LCursor & cur) const
2457 pit_type pit = cur.pit();
2459 LyXLayout_ptr layout = pars_[pit].layout();
2461 if (layout->latextype == LATEX_PARAGRAPH && pit != 0) {
2462 LyXLayout_ptr const & layout2 = pars_[pit - 1].layout();
2463 if (layout2->latextype != LATEX_PARAGRAPH) {
2469 string name = layout->latexname();
2471 // for captions, we want the abbreviation of the float type
2472 if (layout->labeltype == LABEL_SENSITIVE) {
2473 // Search for the first float or wrap inset in the iterator
2474 size_t i = cur.depth();
2477 InsetBase * const in = &cur[i].inset();
2478 if (in->lyxCode() == InsetBase::FLOAT_CODE
2479 || in->lyxCode() == InsetBase::WRAP_CODE) {
2480 name = in->getInsetName();
2486 string text = name.substr(0, 3);
2487 if (name == "theorem")
2488 text = "thm"; // Create a correct prefix for prettyref
2491 if (layout->latextype == LATEX_PARAGRAPH || lyxrc.label_init_length < 0)
2495 string par_text = lyx::to_utf8(pars_[pit].asString(cur.buffer(), false));
2496 for (int i = 0; i < lyxrc.label_init_length; ++i) {
2497 if (par_text.empty())
2500 par_text = split(par_text, head, ' ');
2501 // Is it legal to use spaces in labels ?
2511 //pos_type LyXText::x2pos(pit_type pit, int row, int x) const
2515 // Paragraph const & par = pars_[pit];
2516 // Row const & r = par.rows()[row];
2517 // int pos = r.pos();
2518 // for (; currx < x && pos < r.endpos(); ++pos) {
2520 // currx += singleWidth(par, pos);
2522 // if (abs(lastx - x) < abs(currx - x) && pos != r.pos())
2528 pos_type LyXText::x2pos(pit_type pit, int row, int x) const
2530 BOOST_ASSERT(row < int(pars_[pit].rows().size()));
2532 Row const & r = pars_[pit].rows()[row];
2533 return r.pos() + getColumnNearX(pit, r, x, bound);
2537 //int LyXText::pos2x(pit_type pit, pos_type pos) const
2539 // Paragraph const & par = pars_[pit];
2540 // Row const & r = par.rows()[row];
2546 // x,y are screen coordinates
2547 // sets cursor only within this LyXText
2548 bool LyXText::setCursorFromCoordinates(LCursor & cur, int const x, int const y)
2550 BOOST_ASSERT(this == cur.text());
2551 pit_type pit = getPitNearY(y);
2552 int yy = theCoords.get(this, pit).y_ - pars_[pit].ascent();
2553 lyxerr[Debug::DEBUG]
2554 << BOOST_CURRENT_FUNCTION
2558 << " yy: " << yy << endl;
2560 Paragraph const & par = pars_[pit];
2562 BOOST_ASSERT(par.rows().size());
2563 for (; r < int(par.rows().size()) - 1; ++r) {
2564 Row const & row = par.rows()[r];
2565 if (int(yy + row.height()) > y)
2570 Row const & row = par.rows()[r];
2572 lyxerr[Debug::DEBUG]
2573 << BOOST_CURRENT_FUNCTION
2575 << " from pos: " << row.pos()
2580 pos_type const pos = row.pos() + getColumnNearX(pit, row, xx, bound);
2582 lyxerr[Debug::DEBUG]
2583 << BOOST_CURRENT_FUNCTION
2584 << ": setting cursor pit: " << pit
2588 return setCursor(cur, pit, pos, true, bound);