3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
9 * Full author contact details are available in file CREDITS.
14 #include "rowpainter.h"
19 #include "bufferparams.h"
20 #include "BufferView.h"
27 #include "lyxrow_funcs.h"
28 #include "metricsinfo.h"
29 #include "paragraph.h"
30 #include "paragraph_funcs.h"
31 #include "ParagraphParameters.h"
34 #include "frontends/font_metrics.h"
35 #include "frontends/Painter.h"
37 #include "insets/insettext.h"
39 #include "support/textutils.h"
46 extern int PAPER_MARGIN;
47 extern int CHANGEBAR_MARGIN;
48 extern int LEFT_MARGIN;
52 // "temporary". We'll never get to use more
53 // references until we start adding hacks like
54 // these until other places catch up.
55 BufferView * perv(BufferView const & bv)
57 return const_cast<BufferView *>(&bv);
61 * A class used for painting an individual row of text.
65 /// initialise painter
66 RowPainter(BufferView const & bv, LyXText const & text,
67 ParagraphList::iterator pit,
68 RowList::iterator rit, int y_offset, int x_offset, int y);
73 // paint various parts
74 void paintBackground();
75 void paintSelection();
78 void paintChangeBar();
81 void paintForeignMark(double orig_x, LyXFont const & orig_font);
82 void paintHebrewComposeChar(lyx::pos_type & vpos);
83 void paintArabicComposeChar(lyx::pos_type & vpos);
84 void paintChars(lyx::pos_type & vpos, bool hebrew, bool arabic);
85 int paintAppendixStart(int y);
86 int paintLengthMarker(string const & prefix, VSpace const & vsp, int start);
88 void paintFromPos(lyx::pos_type & vpos);
89 void paintInset(lyx::pos_type const pos);
91 /// return left margin
92 int leftMargin() const;
94 /// return the font at the given pos
95 LyXFont const getFont(lyx::pos_type pos) const;
97 /// return the label font for this row
98 LyXFont const getLabelFont() const;
100 /// return pixel width for the given pos
101 int singleWidth(lyx::pos_type pos) const;
102 int singleWidth(lyx::pos_type pos, char c) const;
104 /// bufferview to paint on
105 BufferView const & bv_;
110 /// LyXText for the row
111 LyXText const & text_;
114 RowList::iterator const rit_;
118 mutable ParagraphList::iterator pit_;
132 RowPainter::RowPainter(BufferView const & bv, LyXText const & text,
133 ParagraphList::iterator pit, RowList::iterator rit,
134 int y_offset, int x_offset, int y)
135 : bv_(bv), pain_(bv_.painter()), text_(text), rit_(rit), row_(*rit),
136 pit_(pit), xo_(x_offset), yo_(y_offset),
138 width_(text_.workWidth()),
139 separator_(row_.fill_separator()),
140 hfill_(row_.fill_hfill()),
141 label_hfill_(row_.fill_label_hfill())
146 LyXFont const RowPainter::getFont(pos_type pos) const
148 return text_.getFont(pit_, pos);
152 int RowPainter::singleWidth(lyx::pos_type pos) const
154 return text_.singleWidth(pit_, pos);
158 int RowPainter::singleWidth(lyx::pos_type pos, char c) const
160 LyXFont const & font = text_.getFont(pit_, pos);
161 return text_.singleWidth(pit_, pos, c, font);
165 LyXFont const RowPainter::getLabelFont() const
167 return text_.getLabelFont(pit_);
171 int RowPainter::leftMargin() const
173 return text_.leftMargin(pit_, row_);
177 void RowPainter::paintInset(pos_type const pos)
179 InsetOld * inset = const_cast<InsetOld*>(pit_->getInset(pos));
183 PainterInfo pi(perv(bv_));
184 pi.base.font = getFont(pos);
185 inset->draw(pi, int(x_), yo_ + row_.baseline());
186 x_ += inset->width();
190 void RowPainter::paintHebrewComposeChar(pos_type & vpos)
192 pos_type pos = text_.bidi.vis2log(vpos);
197 char c = pit_->getChar(pos);
201 LyXFont const & font = getFont(pos);
202 int const width = font_metrics::width(c, font);
205 for (pos_type i = pos - 1; i >= 0; --i) {
206 c = pit_->getChar(i);
207 if (!Encodings::IsComposeChar_hebrew(c)) {
208 if (IsPrintableNonspace(c)) {
209 int const width2 = singleWidth(i, c);
211 dx = (c == 'ø' || c == 'ã')
213 : (width2 - width) / 2;
220 pain_.text(int(x_) + dx, yo_ + row_.baseline(), str, font);
224 void RowPainter::paintArabicComposeChar(pos_type & vpos)
226 pos_type pos = text_.bidi.vis2log(vpos);
230 char c = pit_->getChar(pos);
231 c = pit_->transformChar(c, pos);
235 LyXFont const & font = getFont(pos);
236 int const width = font_metrics::width(c, font);
239 for (pos_type i = pos - 1; i >= 0; --i) {
240 c = pit_->getChar(i);
241 if (!Encodings::IsComposeChar_arabic(c)) {
242 if (IsPrintableNonspace(c)) {
243 int const width2 = singleWidth(i, c);
244 dx = (width2 - width) / 2;
250 pain_.text(int(x_) + dx, yo_ + row_.baseline(), str, font);
254 void RowPainter::paintChars(pos_type & vpos, bool hebrew, bool arabic)
256 pos_type pos = text_.bidi.vis2log(vpos);
257 pos_type const end = row_.endpos();
258 LyXFont orig_font = getFont(pos);
262 str += pit_->getChar(pos);
264 unsigned char c = str[0];
265 str[0] = pit_->transformChar(c, pos);
268 bool prev_struckout = isDeletedText(*pit_, pos);
269 bool prev_newtext = isInsertedText(*pit_, pos);
271 // collect as much similar chars as we can
272 for (++vpos; vpos < end && (pos = text_.bidi.vis2log(vpos)) >= 0; ++vpos) {
273 char c = pit_->getChar(pos);
275 if (!IsPrintableNonspace(c))
278 if (prev_struckout != isDeletedText(*pit_, pos))
281 if (prev_newtext != isInsertedText(*pit_, pos))
284 if (arabic && Encodings::IsComposeChar_arabic(c))
287 if (hebrew && Encodings::IsComposeChar_hebrew(c))
290 if (orig_font != getFont(pos))
294 c = pit_->transformChar(c, pos);
300 orig_font.setColor(LColor::strikeout);
301 else if (prev_newtext)
302 orig_font.setColor(LColor::newtext);
304 // Draw text and set the new x position
305 //lyxerr << "paint row: yo_ " << yo_ << " baseline: " << row_.baseline()
307 pain_.text(int(x_), yo_ + row_.baseline(), str, orig_font);
308 x_ += font_metrics::width(str, orig_font);
312 void RowPainter::paintForeignMark(double orig_x, LyXFont const & orig_font)
314 if (!lyxrc.mark_foreign_language)
316 if (orig_font.language() == latex_language)
318 if (orig_font.language() == bv_.buffer()->params().language)
321 int const y = yo_ + row_.baseline() + 1;
322 pain_.line(int(orig_x), y, int(x_), y, LColor::language);
326 void RowPainter::paintFromPos(pos_type & vpos)
328 pos_type const pos = text_.bidi.vis2log(vpos);
330 LyXFont const & orig_font = getFont(pos);
332 double const orig_x = x_;
334 char const c = pit_->getChar(pos);
336 if (c == Paragraph::META_INSET) {
339 paintForeignMark(orig_x, orig_font);
343 // usual characters, no insets
345 // special case languages
346 bool const hebrew = (orig_font.language()->lang() == "hebrew");
348 orig_font.language()->lang() == "arabic" &&
349 (lyxrc.font_norm_type == LyXRC::ISO_8859_6_8 ||
350 lyxrc.font_norm_type == LyXRC::ISO_10646_1);
352 // draw as many chars as we can
353 if ((!hebrew && !arabic)
354 || (hebrew && !Encodings::IsComposeChar_hebrew(c))
355 || (arabic && !Encodings::IsComposeChar_arabic(c))) {
356 paintChars(vpos, hebrew, arabic);
358 paintHebrewComposeChar(vpos);
360 paintArabicComposeChar(vpos);
363 paintForeignMark(orig_x, orig_font);
369 void RowPainter::paintBackground()
371 int const x = int(xo_);
372 int const y = yo_ < 0 ? 0 : yo_;
373 int const h = yo_ < 0 ? row_.height() + yo_ : row_.height();
374 pain_.fillRectangle(x, y, width_, h, text_.backgroundColor());
378 void RowPainter::paintSelection()
380 bool const is_rtl = pit_->isRightToLeftPar(bv_.buffer()->params());
382 // the current selection
383 int const startx = text_.selection.start.x();
384 int const endx = text_.selection.end.x();
385 int const starty = text_.selection.start.y();
386 int const endy = text_.selection.end.y();
387 ParagraphList::iterator startpit = text_.getPar(text_.selection.start);
388 ParagraphList::iterator endpit = text_.getPar(text_.selection.end);
389 RowList::iterator startrow = startpit->getRow(text_.selection.start.pos());
390 RowList::iterator endrow = endpit->getRow(text_.selection.end.pos());
391 int const h = row_.height();
393 int const row_y = pit_->y + row_.y_offset();
395 if (text_.bidi.same_direction()) {
399 if (startrow == rit_ && endrow == rit_) {
401 x = int(xo_) + startx;
407 pain_.fillRectangle(x, y, w, h, LColor::selection);
408 } else if (startrow == rit_) {
409 int const x = is_rtl ? int(xo_) : int(xo_ + startx);
410 int const w = is_rtl ? startx : (width_ - startx);
411 pain_.fillRectangle(x, y, w, h, LColor::selection);
412 } else if (endrow == rit_) {
413 int const x = is_rtl ? int(xo_ + endx) : int(xo_);
414 int const w = is_rtl ? (width_ - endx) : endx;
415 pain_.fillRectangle(x, y, w, h, LColor::selection);
416 } else if (row_y > starty && row_y < endy) {
418 pain_.fillRectangle(int(xo_), y, width_, h, LColor::selection);
423 if (startrow != rit_ && endrow != rit_) {
424 if (y_ > starty && y_ < endy) {
426 pain_.fillRectangle(int(xo_), yo_, w, h, LColor::selection);
431 if ((startrow != rit_ && !is_rtl) || (endrow != rit_ && is_rtl))
432 pain_.fillRectangle(int(xo_), yo_,
433 int(x_), h, LColor::selection);
435 pos_type const body_pos = pit_->beginOfBody();
436 pos_type const end = row_.endpos();
439 for (pos_type vpos = row_.pos(); vpos < end; ++vpos) {
440 pos_type pos = text_.bidi.vis2log(vpos);
441 double const old_tmpx = tmpx;
442 if (body_pos > 0 && pos == body_pos - 1) {
443 LyXLayout_ptr const & layout = pit_->layout();
444 LyXFont const lfont = getLabelFont();
446 tmpx += label_hfill_ + font_metrics::width(layout->labelsep, lfont);
448 if (pit_->isLineSeparator(body_pos - 1))
449 tmpx -= singleWidth(body_pos - 1);
452 tmpx += singleWidth(pos);
454 if (hfillExpansion(*pit_, row_, pos)) {
458 tmpx += label_hfill_;
460 if (pit_->isSeparator(pos) && pos >= body_pos)
464 if ((startrow != rit_ || text_.selection.start.pos() <= pos) &&
465 (endrow != rit_ || pos < text_.selection.end.pos())) {
466 // Here we do not use x_ as xo_ was added to x_.
467 pain_.fillRectangle(int(old_tmpx), yo_,
468 int(tmpx - old_tmpx + 1), h, LColor::selection);
472 if ((startrow != rit_ && is_rtl) || (endrow != rit_ && !is_rtl)) {
473 pain_.fillRectangle(int(xo_ + tmpx),
474 yo_, int(bv_.workWidth() - tmpx), h, LColor::selection);
479 void RowPainter::paintChangeBar()
481 pos_type const start = row_.pos();
482 pos_type const end = row_.endpos();
484 if (start == end || !pit_->isChanged(start, end - 1))
487 int const height = text_.isLastRow(pit_, row_)
489 : row_.height() + boost::next(rit_)->top_of_text();
491 pain_.fillRectangle(4, yo_, 5, height, LColor::changebar);
495 void RowPainter::paintAppendix()
497 if (!pit_->params().appendix())
500 // FIXME: can be just width_ ?
501 int const ww = bv_.workWidth();
505 if (pit_->params().startOfAppendix())
506 y += 2 * defaultRowHeight();
508 pain_.line(1, y, 1, yo_ + row_.height(), LColor::appendix);
509 pain_.line(ww - 2, y, ww - 2, yo_ + row_.height(), LColor::appendix);
513 void RowPainter::paintDepthBar()
515 Paragraph::depth_type const depth = pit_->getDepth();
520 Paragraph::depth_type prev_depth = 0;
521 if (!text_.isFirstRow(pit_, row_)) {
522 ParagraphList::iterator pit2 = pit_;
525 prev_depth = pit2->getDepth();
528 Paragraph::depth_type next_depth = 0;
529 if (!text_.isLastRow(pit_, row_)) {
530 ParagraphList::iterator pit2 = pit_;
531 if (row_.endpos() >= pit2->size())
533 next_depth = pit2->getDepth();
536 for (Paragraph::depth_type i = 1; i <= depth; ++i) {
537 int const w = PAPER_MARGIN / 5;
538 int x = int(w * i + xo_);
539 // only consider the changebar space if we're drawing outer left
541 x += CHANGEBAR_MARGIN;
542 int const h = yo_ + row_.height() - 1 - (i - next_depth - 1) * 3;
544 pain_.line(x, yo_, x, h, LColor::depthbar);
547 pain_.fillRectangle(x, yo_, w, 2, LColor::depthbar);
549 pain_.fillRectangle(x, h, w, 2, LColor::depthbar);
554 int RowPainter::paintLengthMarker(string const & prefix, VSpace const & vsp,
557 if (vsp.kind() == VSpace::NONE)
560 int const arrow_size = 4;
561 int const size = getLengthMarkerHeight(bv_, vsp);
562 int const end = start + size;
564 // the label to display (if any)
566 // y-values for top arrow
568 // y-values for bottom arrow
571 str = prefix + " (" + vsp.asLyXCommand() + ")";
573 if (vsp.kind() == VSpace::VFILL) {
577 // adding or removing space
578 bool const added = vsp.kind() != VSpace::LENGTH ||
579 vsp.length().len().value() > 0.0;
580 ty1 = added ? (start + arrow_size) : start;
581 ty2 = added ? start : (start + arrow_size);
582 by1 = added ? (end - arrow_size) : end;
583 by2 = added ? end : (end - arrow_size);
586 int const leftx = int(xo_) + leftMargin();
587 int const midx = leftx + arrow_size;
588 int const rightx = midx + arrow_size;
596 font.setColor(LColor::added_space);
599 font_metrics::rectText(str, font, w, a, d);
601 pain_.rectText(leftx + 2 * arrow_size + 5,
602 start + ((end - start) / 2) + d,
604 LColor::none, LColor::none);
607 pain_.line(leftx, ty1, midx, ty2, LColor::added_space);
608 pain_.line(midx, ty2, rightx, ty1, LColor::added_space);
611 pain_.line(leftx, by1, midx, by2, LColor::added_space);
612 pain_.line(midx, by2, rightx, by1, LColor::added_space);
615 pain_.line(midx, ty2, midx, by2, LColor::added_space);
621 int RowPainter::paintAppendixStart(int y)
624 pb_font.setColor(LColor::appendix);
627 string const label = _("Appendix");
631 font_metrics::rectText(label, pb_font, w, a, d);
633 int const text_start = int(xo_ + (width_ - w) / 2);
634 int const text_end = text_start + w;
636 pain_.rectText(text_start, y + d, label, pb_font, LColor::none, LColor::none);
638 pain_.line(int(xo_ + 1), y, text_start, y, LColor::appendix);
639 pain_.line(text_end, y, int(xo_ + width_ - 2), y, LColor::appendix);
641 return 3 * defaultRowHeight();
645 void RowPainter::paintFirst()
647 ParagraphParameters const & parparams = pit_->params();
651 // start of appendix?
652 if (parparams.startOfAppendix())
653 y_top += paintAppendixStart(yo_ + y_top + 2 * defaultRowHeight());
656 if (text_.isFirstRow(pit_, row_) && !text_.isInInset())
657 y_top += PAPER_MARGIN;
659 // draw the additional space if needed:
660 y_top += paintLengthMarker(_("Space above"), parparams.spaceTop(),
663 Buffer const & buffer = *bv_.buffer();
665 LyXLayout_ptr const & layout = pit_->layout();
667 if (buffer.params().paragraph_separation == BufferParams::PARSEP_SKIP) {
668 if (pit_ != text_.ownerParagraphs().begin()) {
669 if (layout->latextype == LATEX_PARAGRAPH
670 && !pit_->getDepth()) {
671 y_top += buffer.params().getDefSkip().inPixels(bv_);
673 LyXLayout_ptr const & playout =
674 boost::prior(pit_)->layout();
675 if (playout->latextype == LATEX_PARAGRAPH
676 && !boost::prior(pit_)->getDepth()) {
677 // is it right to use defskip here, too? (AS)
678 y_top += buffer.params().getDefSkip().inPixels(bv_);
684 int const ww = bv_.workWidth();
686 bool const is_rtl = pit_->isRightToLeftPar(bv_.buffer()->params());
687 bool const is_seq = isFirstInSequence(pit_, text_.ownerParagraphs());
688 //lyxerr << "paintFirst: " << pit_->id() << " is_seq: " << is_seq << std::endl;
690 // should we print a label?
691 if (layout->labeltype >= LABEL_STATIC
692 && (layout->labeltype != LABEL_STATIC
693 || layout->latextype != LATEX_ENVIRONMENT
696 LyXFont font = getLabelFont();
697 if (!pit_->getLabelstring().empty()) {
699 string const str = pit_->getLabelstring();
701 // this is special code for the chapter layout. This is
702 // printed in an extra row and has a pagebreak at
704 if (layout->counter == "chapter") {
705 if (buffer.params().secnumdepth >= 0) {
706 float spacing_val = 1.0;
707 if (!parparams.spacing().isDefault()) {
708 spacing_val = parparams.spacing().getValue();
710 spacing_val = buffer.params().spacing().getValue();
714 int(font_metrics::maxDescent(font) * layout->spacing.getValue() * spacing_val)
715 + int(layout->parsep) * defaultRowHeight();
718 x = ww - leftMargin() -
719 font_metrics::width(str, font);
723 yo_ + row_.baseline() -
724 row_.ascent_of_text() - maxdesc,
729 x = ww - leftMargin()
730 + font_metrics::width(layout->labelsep, font);
732 x = x_ - font_metrics::width(layout->labelsep, font)
733 - font_metrics::width(str, font);
736 pain_.text(int(x), yo_ + row_.baseline(), str, font);
740 // the labels at the top of an environment.
741 // More or less for bibliography
743 (layout->labeltype == LABEL_TOP_ENVIRONMENT ||
744 layout->labeltype == LABEL_BIBLIO ||
745 layout->labeltype == LABEL_CENTERED_TOP_ENVIRONMENT)) {
746 LyXFont font = getLabelFont();
747 if (!pit_->getLabelstring().empty()) {
748 string const str = pit_->getLabelstring();
749 float spacing_val = 1.0;
750 if (!parparams.spacing().isDefault()) {
751 spacing_val = parparams.spacing().getValue();
753 spacing_val = buffer.params().spacing().getValue();
757 int(font_metrics::maxDescent(font) * layout->spacing.getValue() * spacing_val
758 + (layout->labelbottomsep * defaultRowHeight()));
761 if (layout->labeltype == LABEL_CENTERED_TOP_ENVIRONMENT) {
762 x = ((is_rtl ? leftMargin() : x_)
763 + ww - text_.rightMargin(*pit_, *bv_.buffer())) / 2;
764 x -= font_metrics::width(str, font) / 2;
766 x = ww - leftMargin() -
767 font_metrics::width(str, font);
770 yo_ + row_.baseline() - row_.ascent_of_text() - maxdesc,
777 void RowPainter::paintLast()
779 ParagraphParameters const & parparams = pit_->params();
780 int y_bottom = row_.height() - 1;
783 if (text_.isLastRow(pit_, row_) && !text_.isInInset())
784 y_bottom -= PAPER_MARGIN;
786 int const ww = bv_.workWidth();
788 // draw the additional space if needed:
789 int const height = getLengthMarkerHeight(bv_, parparams.spaceBottom());
790 y_bottom -= paintLengthMarker(_("Space below"), parparams.spaceBottom(),
791 yo_ + y_bottom - height);
793 bool const is_rtl = pit_->isRightToLeftPar(bv_.buffer()->params());
794 int const endlabel = getEndLabel(pit_, text_.ownerParagraphs());
799 case END_LABEL_FILLED_BOX: {
800 LyXFont const font = getLabelFont();
801 int const size = int(0.75 * font_metrics::maxAscent(font));
802 int const y = yo_ + row_.baseline() - size;
803 int x = is_rtl ? LEFT_MARGIN : ww - PAPER_MARGIN - size;
805 if (row_.fill() <= size)
806 x += (size - row_.fill() + 1) * (is_rtl ? -1 : 1);
808 if (endlabel == END_LABEL_BOX)
809 pain_.rectangle(x, y, size, size, LColor::eolmarker);
811 pain_.fillRectangle(x, y, size, size, LColor::eolmarker);
815 case END_LABEL_STATIC: {
816 LyXFont font = getLabelFont();
817 string const & str = pit_->layout()->endlabelstring();
818 double const x = is_rtl ?
819 x_ - font_metrics::width(str, font)
820 : ww - text_.rightMargin(*pit_, *bv_.buffer()) - row_.fill();
821 pain_.text(int(x), yo_ + row_.baseline(), str, font);
825 case END_LABEL_NO_LABEL:
831 void RowPainter::paintText()
833 pos_type const end = row_.endpos();
834 pos_type body_pos = pit_->beginOfBody();
836 (body_pos > end || !pit_->isLineSeparator(body_pos - 1))) {
840 LyXLayout_ptr const & layout = pit_->layout();
842 bool running_strikeout = false;
843 bool is_struckout = false;
844 int last_strikeout_x = 0;
846 for (pos_type vpos = row_.pos(); vpos < end; ) {
847 if (x_ > bv_.workWidth())
850 pos_type pos = text_.bidi.vis2log(vpos);
852 if (pos >= pit_->size()) {
857 if (x_ + singleWidth(pos) < 0) {
858 x_ += singleWidth(pos);
863 is_struckout = isDeletedText(*pit_, pos);
865 if (is_struckout && !running_strikeout) {
866 running_strikeout = true;
867 last_strikeout_x = int(x_);
870 bool const highly_editable_inset = pit_->isInset(pos)
871 && isHighlyEditableInset(pit_->getInset(pos));
873 // if we reach the end of a struck out range, paint it
874 // we also don't paint across things like tables
875 if (running_strikeout && (highly_editable_inset || !is_struckout)) {
876 int const middle = yo_ + (row_.baseline() + row_.top_of_text()) / 2;
877 pain_.line(last_strikeout_x, middle, int(x_), middle,
878 LColor::strikeout, Painter::line_solid, Painter::line_thin);
879 running_strikeout = false;
882 if (body_pos > 0 && pos == body_pos - 1) {
883 int const lwidth = font_metrics::width(layout->labelsep,
886 x_ += label_hfill_ + lwidth - singleWidth(body_pos - 1);
889 if (pit_->isHfill(pos)) {
892 int const y0 = yo_ + row_.baseline();
893 int const y1 = y0 - defaultRowHeight() / 2;
895 pain_.line(int(x_), y1, int(x_), y0, LColor::added_space);
897 if (hfillExpansion(*pit_, row_, pos)) {
898 int const y2 = (y0 + y1) / 2;
900 if (pos >= body_pos) {
901 pain_.line(int(x_), y2, int(x_ + hfill_), y2,
903 Painter::line_onoffdash);
906 pain_.line(int(x_), y2, int(x_ + label_hfill_), y2,
908 Painter::line_onoffdash);
911 pain_.line(int(x_), y1, int(x_), y0, LColor::added_space);
915 } else if (pit_->isSeparator(pos)) {
916 x_ += singleWidth(pos);
925 // if we reach the end of a struck out range, paint it
926 if (running_strikeout) {
927 int const middle = yo_ + (row_.baseline() + row_.top_of_text()) / 2;
928 pain_.line(last_strikeout_x, middle, int(x_), middle,
929 LColor::strikeout, Painter::line_solid, Painter::line_thin);
930 running_strikeout = false;
935 void RowPainter::paint()
937 // FIXME: what is this fixing ?
938 if (text_.isInInset() && x_ < 0)
942 // background has already been cleared.
943 if (&text_ == bv_.text)
946 // paint the selection background
947 if (text_.selection.set() && &text_ == bv_.cursor().innerText())
950 // vertical lines for appendix
953 // environment depth brackets
962 if (row_.endpos() >= pit_->size())
970 int paintRows(BufferView const & bv, LyXText const & text,
971 ParagraphList::iterator pit, RowList::iterator rit,
972 int xo, int yo, int y)
974 //lyxerr << " paintRows: rit: " << &*rit << endl;
975 int const y2 = bv.painter().paperHeight();
977 ParagraphList::iterator end = text.ownerParagraphs().end();
980 for ( ; pit != end; ++pit) {
981 RowList::iterator row = pit->rows.begin();
982 RowList::iterator rend = pit->rows.end();
984 for ( ; row != rend; ++row) {
988 RowPainter painter(bv, text, pit, row, y + yo, xo, y + bv.top_y());
992 //lyxerr << " paintRows: row: " << &*row << " ignored" << endl;
1005 int paintText(BufferView & bv)
1007 int const topy = bv.top_y();
1008 ParagraphList::iterator pit;
1009 RowList::iterator rit = bv.text->getRowNearY(topy, pit);
1010 int const y = pit->y + rit->y_offset() - topy;
1011 return paintRows(bv, *bv.text, pit, rit, 0, 0, y);
1015 void paintTextInset(BufferView & bv, LyXText & text, int xo, int yo)
1017 ParagraphList::iterator pit = text.ownerParagraphs().begin();
1018 paintRows(bv, text, pit, pit->rows.begin(), xo, yo, 0);
1022 int getLengthMarkerHeight(BufferView const & bv, VSpace const & vsp)
1024 if (vsp.kind() == VSpace::NONE)
1027 int const arrow_size = 4;
1028 int const space_size = vsp.inPixels(bv);
1032 int const min_size = max(3 * arrow_size, font_metrics::maxHeight(font));
1034 if (vsp.length().len().value() < 0.0)
1037 return max(min_size, space_size);