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.
15 #include "rowpainter.h"
19 #include "CoordCache.h"
21 #include "BufferParams.h"
22 #include "BufferView.h"
25 #include "support/gettext.h"
30 #include "MetricsInfo.h"
31 #include "Paragraph.h"
32 #include "ParagraphMetrics.h"
33 #include "paragraph_funcs.h"
34 #include "ParagraphParameters.h"
35 #include "TextMetrics.h"
38 #include "frontends/FontMetrics.h"
39 #include "frontends/Painter.h"
41 #include "insets/InsetText.h"
43 #include "support/debug.h"
44 #include "support/textutils.h"
46 #include "support/lassert.h"
47 #include <boost/crc.hpp>
53 using frontend::Painter;
54 using frontend::FontMetrics;
56 RowPainter::RowPainter(PainterInfo & pi,
57 Text const & text, pit_type pit, Row const & row, Bidi & bidi, int x, int y)
58 : pi_(pi), text_(text),
59 text_metrics_(pi_.base.bv->textMetrics(&text)),
60 pars_(text.paragraphs()),
61 row_(row), pit_(pit), par_(text.paragraphs()[pit]),
62 pm_(text_metrics_.parMetrics(pit)),
63 bidi_(bidi), erased_(pi_.erased_),
64 xo_(x), yo_(y), width_(text_metrics_.width())
66 bidi_.computeTables(par_, pi_.base.bv->buffer(), row_);
69 //lyxerr << "RowPainter: x: " << x_ << " xo: " << xo_ << " yo: " << yo_ << endl;
72 LASSERT(pit >= 0, /**/);
73 LASSERT(pit < int(text.paragraphs().size()), /**/);
77 FontInfo RowPainter::labelFont() const
79 return text_.labelFont(pi_.base.bv->buffer(), par_);
83 int RowPainter::leftMargin() const
85 return text_metrics_.leftMargin(text_metrics_.width(), pit_,
89 // If you want to debug inset metrics uncomment the following line:
90 //#define DEBUG_METRICS
91 // This draws green lines around each inset.
94 void RowPainter::paintInset(Inset const * inset, pos_type const pos)
96 Font const font = text_metrics_.displayFont(pit_, pos);
98 LASSERT(inset, return);
99 // Backup full_repaint status because some insets (InsetTabular)
100 // requires a full repaint
101 bool pi_full_repaint = pi_.full_repaint;
103 // FIXME: We should always use font, see documentation of
104 // noFontChange() in Inset.h.
105 pi_.base.font = inset->noFontChange() ?
106 pi_.base.bv->buffer().params().getFont().fontInfo() :
108 pi_.ltr_pos = (bidi_.level(pos) % 2 == 0);
109 pi_.erased_ = erased_ || par_.isDeleted(pos);
110 pi_.base.bv->coordCache().insets().add(inset, int(x_), yo_);
111 // insets are painted completely. Recursive
112 inset->drawSelection(pi_, int(x_), yo_);
113 inset->draw(pi_, int(x_), yo_);
115 Dimension const & dim = pm_.insetDimension(inset);
117 paintForeignMark(x_, font.language(), dim.descent());
121 // Restore full_repaint status.
122 pi_.full_repaint = pi_full_repaint;
125 int const x1 = int(x_ - dim.width());
127 LASSERT(max_witdh_ > 0, /**/);
128 int right_margin = text_metrics_.rightMargin(pm_);
129 int const w = max_witdh_ - leftMargin() - right_margin;
130 MetricsInfo mi(pi_.base.bv, font.fontInfo(), w);
131 inset->metrics(mi, dim2);
132 if (dim.wid != dim2.wid)
133 lyxerr << "Error: inset " << to_ascii(inset->getInsetName())
134 << " draw width " << dim.width()
135 << "> metrics width " << dim2.wid << "." << endl;
136 if (dim->asc != dim2.asc)
137 lyxerr << "Error: inset " << to_ascii(inset->getInsetName())
138 << " draw ascent " << dim.ascent()
139 << "> metrics ascent " << dim2.asc << "." << endl;
140 if (dim2.descent() != dim.des)
141 lyxerr << "Error: inset " << to_ascii(inset->getInsetName())
142 << " draw ascent " << dim.descent()
143 << "> metrics descent " << dim2.des << "." << endl;
144 LASSERT(dim2.wid == dim.wid, /**/);
145 LASSERT(dim2.asc == dim.asc, /**/);
146 LASSERT(dim2.des == dim.des, /**/);
147 int const x2 = x1 + dim.wid;
148 int const y1 = yo_ + dim.des;
149 int const y2 = yo_ - dim.asc;
150 pi_.pain.line(x1, y1, x1, y2, Color_green);
151 pi_.pain.line(x1, y1, x2, y1, Color_green);
152 pi_.pain.line(x2, y1, x2, y2, Color_green);
153 pi_.pain.line(x1, y2, x2, y2, Color_green);
158 void RowPainter::paintHebrewComposeChar(pos_type & vpos, FontInfo const & font)
160 pos_type pos = bidi_.vis2log(vpos);
165 char_type c = par_.getChar(pos);
169 int const width = theFontMetrics(font).width(c);
172 for (pos_type i = pos - 1; i >= 0; --i) {
174 if (!Encodings::isHebrewComposeChar(c)) {
175 if (isPrintableNonspace(c)) {
176 int const width2 = pm_.singleWidth(i,
177 text_metrics_.displayFont(pit_, i));
178 dx = (c == 0x05e8 || // resh
179 c == 0x05d3) // dalet
181 : (width2 - width) / 2;
188 pi_.pain.text(int(x_) + dx, yo_, str, font);
192 void RowPainter::paintArabicComposeChar(pos_type & vpos, FontInfo const & font)
194 pos_type pos = bidi_.vis2log(vpos);
198 char_type c = par_.getChar(pos);
199 c = par_.transformChar(c, pos);
203 int const width = theFontMetrics(font).width(c);
206 for (pos_type i = pos - 1; i >= 0; --i) {
208 if (!Encodings::isArabicComposeChar(c)) {
209 if (isPrintableNonspace(c)) {
210 int const width2 = pm_.singleWidth(i,
211 text_metrics_.displayFont(pit_, i));
212 dx = (width2 - width) / 2;
218 pi_.pain.text(int(x_) + dx, yo_, str, font);
222 void RowPainter::paintChars(pos_type & vpos, FontInfo const & font,
223 bool hebrew, bool arabic)
225 // This method takes up 70% of time when typing
226 pos_type pos = bidi_.vis2log(vpos);
228 vector<char_type> str;
230 str.push_back(par_.getChar(pos));
233 char_type c = str[0];
238 str[0] = par_.transformChar(c, pos);
241 pos_type const end = row_.endpos();
242 FontSpan const font_span = par_.fontSpan(pos);
243 // Track-change status.
244 Change const & change_running = par_.lookupChange(pos);
247 bool const selection = pos >= row_.sel_beg && pos < row_.sel_end;
249 char_type prev_char = ' ';
250 // collect as much similar chars as we can
251 for (++vpos ; vpos < end ; ++vpos) {
252 pos = bidi_.vis2log(vpos);
253 if (pos < font_span.first || pos > font_span.last)
256 bool const new_selection = pos >= row_.sel_beg && pos < row_.sel_end;
257 if (new_selection != selection)
258 // Selection ends or starts here.
261 Change const & change = par_.lookupChange(pos);
262 if (!change_running.isSimilarTo(change))
263 // Track change type or author has changed.
266 char_type c = par_.getChar(pos);
268 if (c == '\t' || prev_char == '\t') {
273 if (!isPrintableNonspace(c))
276 /* Because we do our own bidi, at this point the strings are
277 * already in visual order. However, Qt also applies its own
278 * bidi algorithm to strings that it paints to the screen.
279 * Therefore, if we were to paint Hebrew/Arabic words as a
280 * single string, the letters in the words would get reversed
281 * again. In order to avoid that, we don't collect Hebrew/
282 * Arabic characters, but rather paint them one at a time.
283 * See also http://thread.gmane.org/gmane.editors.lyx.devel/79740
288 /* FIXME: these checks are irrelevant, since 'arabic' and
289 * 'hebrew' alone are already going to trigger a break.
290 * However, this should not be removed completely, because
291 * if an alternative solution is found which allows grouping
292 * of arabic and hebrew characters, then these breaks may have
295 if (arabic && Encodings::isArabicComposeChar(c))
298 if (hebrew && Encodings::isHebrewComposeChar(c))
307 c = par_.transformChar(c, pos);
308 /* see comment in hebrew, explaining why we break */
315 docstring s(&str[0], str.size());
318 s.replace(0,1,from_ascii(" "));
320 if (!selection && !change_running.changed()) {
321 x_ += pi_.pain.text(int(x_), yo_, s, font);
325 FontInfo copy = font;
326 if (change_running.changed())
327 copy.setColor(change_running.color());
329 copy.setColor(Color_selectiontext);
331 x_ += pi_.pain.text(int(x_), yo_, s, copy);
335 void RowPainter::paintForeignMark(double orig_x, Language const * lang,
338 if (!lyxrc.mark_foreign_language)
340 if (lang == latex_language)
342 if (lang == pi_.base.bv->buffer().params().language)
345 int const y = yo_ + 1 + desc;
346 pi_.pain.line(int(orig_x), y, int(x_), y, Color_language);
350 void RowPainter::paintFromPos(pos_type & vpos)
352 pos_type const pos = bidi_.vis2log(vpos);
353 Font const orig_font = text_metrics_.displayFont(pit_, pos);
354 double const orig_x = x_;
356 // usual characters, no insets
357 char_type const c = par_.getChar(pos);
359 // special case languages
360 string const & lang = orig_font.language()->lang();
361 bool const hebrew = lang == "hebrew";
362 bool const arabic = lang == "arabic_arabtex" || lang == "arabic_arabi" ||
365 // draw as many chars as we can
366 if ((!hebrew && !arabic)
367 || (hebrew && !Encodings::isHebrewComposeChar(c))
368 || (arabic && !Encodings::isArabicComposeChar(c))) {
369 paintChars(vpos, orig_font.fontInfo(), hebrew, arabic);
371 paintHebrewComposeChar(vpos, orig_font.fontInfo());
373 paintArabicComposeChar(vpos, orig_font.fontInfo());
376 paintForeignMark(orig_x, orig_font.language());
380 void RowPainter::paintChangeBar()
382 pos_type const start = row_.pos();
383 pos_type end = row_.endpos();
385 if (par_.size() == end) {
386 // this is the last row of the paragraph;
387 // thus, we must also consider the imaginary end-of-par character
391 if (start == end || !par_.isChanged(start, end))
394 int const height = text_metrics_.isLastRow(pit_, row_)
398 pi_.pain.fillRectangle(5, yo_ - row_.ascent(), 3, height, Color_changebar);
402 void RowPainter::paintAppendix()
404 // only draw the appendix frame once (for the main text)
405 if (!par_.params().appendix() || !text_.isMainText(pi_.base.bv->buffer()))
408 int y = yo_ - row_.ascent();
410 if (par_.params().startOfAppendix())
411 y += 2 * defaultRowHeight();
413 pi_.pain.line(1, y, 1, yo_ + row_.height(), Color_appendix);
414 pi_.pain.line(width_ - 2, y, width_ - 2, yo_ + row_.height(), Color_appendix);
418 void RowPainter::paintDepthBar()
420 depth_type const depth = par_.getDepth();
425 depth_type prev_depth = 0;
426 if (!text_metrics_.isFirstRow(pit_, row_)) {
427 pit_type pit2 = pit_;
430 prev_depth = pars_[pit2].getDepth();
433 depth_type next_depth = 0;
434 if (!text_metrics_.isLastRow(pit_, row_)) {
435 pit_type pit2 = pit_;
436 if (row_.endpos() >= pars_[pit2].size())
438 next_depth = pars_[pit2].getDepth();
441 for (depth_type i = 1; i <= depth; ++i) {
442 int const w = nestMargin() / 5;
443 int x = int(xo_) + w * i;
444 // only consider the changebar space if we're drawing outermost text
445 if (text_.isMainText(pi_.base.bv->buffer()))
446 x += changebarMargin();
448 int const starty = yo_ - row_.ascent();
449 int const h = row_.height() - 1 - (i - next_depth - 1) * 3;
451 pi_.pain.line(x, starty, x, starty + h, Color_depthbar);
454 pi_.pain.fillRectangle(x, starty, w, 2, Color_depthbar);
456 pi_.pain.fillRectangle(x, starty + h, w, 2, Color_depthbar);
461 int RowPainter::paintAppendixStart(int y)
463 FontInfo pb_font = sane_font;
464 pb_font.setColor(Color_appendix);
471 docstring const label = _("Appendix");
472 theFontMetrics(pb_font).rectText(label, w, a, d);
474 int const text_start = int(xo_ + (width_ - w) / 2);
475 int const text_end = text_start + w;
477 pi_.pain.rectText(text_start, y + d, label, pb_font, Color_none, Color_none);
479 pi_.pain.line(int(xo_ + 1), y, text_start, y, Color_appendix);
480 pi_.pain.line(text_end, y, int(xo_ + width_ - 2), y, Color_appendix);
482 return 3 * defaultRowHeight();
486 void RowPainter::paintFirst()
488 ParagraphParameters const & parparams = par_.params();
492 // start of appendix?
493 if (parparams.startOfAppendix())
494 y_top += paintAppendixStart(yo_ - row_.ascent() + 2 * defaultRowHeight());
496 Buffer const & buffer = pi_.base.bv->buffer();
497 Layout const & layout = par_.layout();
499 if (buffer.params().paragraph_separation == BufferParams::ParagraphSkipSeparation) {
501 if (layout.latextype == LATEX_PARAGRAPH
502 && !par_.getDepth()) {
503 y_top += buffer.params().getDefSkip().inPixels(*pi_.base.bv);
505 Layout const & playout = pars_[pit_ - 1].layout();
506 if (playout.latextype == LATEX_PARAGRAPH
507 && !pars_[pit_ - 1].getDepth()) {
508 // is it right to use defskip here, too? (AS)
509 y_top += buffer.params().getDefSkip().inPixels(*pi_.base.bv);
515 bool const is_rtl = text_.isRTL(buffer, par_);
516 bool const is_seq = isFirstInSequence(pit_, text_.paragraphs());
517 //lyxerr << "paintFirst: " << par_.id() << " is_seq: " << is_seq << endl;
519 // should we print a label?
520 if (layout.labeltype >= LABEL_STATIC
521 && (layout.labeltype != LABEL_STATIC
522 || layout.latextype != LATEX_ENVIRONMENT
525 FontInfo const font = labelFont();
526 FontMetrics const & fm = theFontMetrics(font);
528 docstring const str = par_.labelString();
532 // this is special code for the chapter layout. This is
533 // printed in an extra row and has a pagebreak at
535 if (layout.counter == "chapter") {
536 double spacing_val = 1.0;
537 if (!parparams.spacing().isDefault()) {
538 spacing_val = parparams.spacing().getValue();
540 spacing_val = buffer.params().spacing().getValue();
543 int const labeladdon = int(fm.maxHeight() * layout.spacing.getValue() * spacing_val);
545 int const maxdesc = int(fm.maxDescent() * layout.spacing.getValue() * spacing_val)
546 + int(layout.parsep) * defaultRowHeight();
549 x = width_ - leftMargin() -
553 pi_.pain.text(int(x), yo_ - maxdesc - labeladdon, str, font);
556 x = width_ - leftMargin()
557 + fm.width(layout.labelsep);
559 x = x_ - fm.width(layout.labelsep)
563 pi_.pain.text(int(x), yo_, str, font);
567 // the labels at the top of an environment.
568 // More or less for bibliography
570 (layout.labeltype == LABEL_TOP_ENVIRONMENT ||
571 layout.labeltype == LABEL_BIBLIO ||
572 layout.labeltype == LABEL_CENTERED_TOP_ENVIRONMENT)) {
573 FontInfo const font = labelFont();
574 docstring const str = par_.labelString();
576 double spacing_val = 1.0;
577 if (!parparams.spacing().isDefault())
578 spacing_val = parparams.spacing().getValue();
580 spacing_val = buffer.params().spacing().getValue();
582 FontMetrics const & fm = theFontMetrics(font);
584 int const labeladdon = int(fm.maxHeight()
585 * layout.spacing.getValue() * spacing_val);
588 int(fm.maxDescent() * layout.spacing.getValue() * spacing_val
589 + (layout.labelbottomsep * defaultRowHeight()));
592 if (layout.labeltype == LABEL_CENTERED_TOP_ENVIRONMENT) {
595 x += (width_ - text_metrics_.rightMargin(pm_) - leftMargin()) / 2;
596 x -= fm.width(str) / 2;
598 x = width_ - leftMargin() - fm.width(str);
600 pi_.pain.text(int(x), yo_ - maxdesc - labeladdon, str, font);
606 void RowPainter::paintLast()
608 bool const is_rtl = text_.isRTL(pi_.base.bv->buffer(), par_);
609 int const endlabel = getEndLabel(pit_, text_.paragraphs());
611 // paint imaginary end-of-paragraph character
613 Change const & change = par_.lookupChange(par_.size());
614 if (change.changed()) {
615 FontMetrics const & fm =
616 theFontMetrics(pi_.base.bv->buffer().params().getFont());
617 int const length = fm.maxAscent() / 2;
618 ColorCode col = change.color();
620 pi_.pain.line(int(x_) + 1, yo_ + 2, int(x_) + 1, yo_ + 2 - length, col,
621 Painter::line_solid, Painter::line_thick);
623 if (change.deleted()) {
624 pi_.pain.line(int(x_) + 1 - length, yo_ + 2, int(x_) + 1 + length,
625 yo_ + 2, col, Painter::line_solid, Painter::line_thick);
627 pi_.pain.line(int(x_) + 1 - length, yo_ + 2, int(x_) + 1,
628 yo_ + 2, col, Painter::line_solid, Painter::line_thick);
637 case END_LABEL_FILLED_BOX: {
638 FontInfo const font = labelFont();
639 FontMetrics const & fm = theFontMetrics(font);
640 int const size = int(0.75 * fm.maxAscent());
641 int const y = yo_ - size;
642 int const max_row_width = width_ - size - Inset::TEXT_TO_INSET_OFFSET;
643 int x = is_rtl ? nestMargin() + changebarMargin()
644 : max_row_width - text_metrics_.rightMargin(pm_);
646 // If needed, move the box a bit to avoid overlapping with text.
647 int const rem = max_row_width - row_.width();
649 x += is_rtl ? rem : - rem;
651 if (endlabel == END_LABEL_BOX)
652 pi_.pain.rectangle(x, y, size, size, Color_eolmarker);
654 pi_.pain.fillRectangle(x, y, size, size, Color_eolmarker);
658 case END_LABEL_STATIC: {
659 FontInfo const font = labelFont();
660 FontMetrics const & fm = theFontMetrics(font);
661 docstring const & str = par_.layout().endlabelstring();
662 double const x = is_rtl ?
664 : - text_metrics_.rightMargin(pm_) - row_.width();
665 pi_.pain.text(int(x), yo_, str, font);
669 case END_LABEL_NO_LABEL:
675 void RowPainter::paintOnlyInsets()
677 pos_type const end = row_.endpos();
678 for (pos_type pos = row_.pos(); pos != end; ++pos) {
679 // If outer row has changed, nested insets are repaint completely.
680 Inset const * inset = par_.getInset(pos);
683 if (x_ > pi_.base.bv->workWidth())
685 x_ = pi_.base.bv->coordCache().getInsets().x(inset);
686 paintInset(inset, pos);
691 void RowPainter::paintText()
693 pos_type const end = row_.endpos();
694 // Spaces at logical line breaks in bidi text must be skipped during
695 // painting. However, they may appear visually in the middle
696 // of a row; they must be skipped, wherever they are...
697 // * logically "abc_[HEBREW_\nHEBREW]"
698 // * visually "abc_[_WERBEH\nWERBEH]"
699 pos_type skipped_sep_vpos = -1;
700 pos_type body_pos = par_.beginOfBody();
702 (body_pos > end || !par_.isLineSeparator(body_pos - 1))) {
706 Layout const & layout = par_.layout();
708 Change change_running;
709 int change_last_x = 0;
711 // check for possible inline completion
712 DocIterator const & inlineCompletionPos = pi_.base.bv->inlineCompletionPos();
713 pos_type inlineCompletionVPos = -1;
714 if (inlineCompletionPos.inTexted()
715 && inlineCompletionPos.text() == &text_
716 && inlineCompletionPos.pit() == pit_
717 && inlineCompletionPos.pos() - 1 >= row_.pos()
718 && inlineCompletionPos.pos() - 1 < row_.endpos()) {
719 // draw logically behind the previous character
720 inlineCompletionVPos = bidi_.log2vis(inlineCompletionPos.pos() - 1);
723 // Use font span to speed things up, see below
727 // If the last logical character is a separator, don't paint it, unless
728 // it's in the last row of a paragraph; see skipped_sep_vpos declaration
729 if (end > 0 && end < par_.size() && par_.isSeparator(end - 1))
730 skipped_sep_vpos = bidi_.log2vis(end - 1);
732 for (pos_type vpos = row_.pos(); vpos < end; ) {
733 if (x_ > pi_.base.bv->workWidth())
736 // Skip the separator at the logical end of the row
737 if (vpos == skipped_sep_vpos) {
742 pos_type const pos = bidi_.vis2log(vpos);
744 if (pos >= par_.size()) {
749 // Use font span to speed things up, see above
750 if (vpos < font_span.first || vpos > font_span.last) {
751 font_span = par_.fontSpan(vpos);
752 font = text_metrics_.displayFont(pit_, vpos);
754 // split font span if inline completion is inside
755 if (font_span.first <= inlineCompletionVPos
756 && font_span.last > inlineCompletionVPos)
757 font_span.last = inlineCompletionVPos;
760 const int width_pos = pm_.singleWidth(pos, font);
762 if (x_ + width_pos < 0) {
767 Change const & change = par_.lookupChange(pos);
768 if (change.changed() && !change_running.changed()) {
769 change_running = change;
770 change_last_x = int(x_);
773 Inset const * inset = par_.getInset(pos);
774 bool const highly_editable_inset = inset
775 && inset->editable() == Inset::HIGHLY_EDITABLE;
777 // If we reach the end of a change or if the author changes, paint it.
778 // We also don't paint across things like tables
779 if (change_running.changed() && (highly_editable_inset
780 || !change.changed() || !change_running.isSimilarTo(change))) {
781 // Calculate 1/3 height of the buffer's default font
782 FontMetrics const & fm
783 = theFontMetrics(pi_.base.bv->buffer().params().getFont());
784 int const y_bar = change_running.deleted() ?
785 yo_ - fm.maxAscent() / 3 : yo_ + fm.maxAscent() / 6;
786 pi_.pain.line(change_last_x, y_bar, int(x_), y_bar,
787 change_running.color(), Painter::line_solid,
790 // Change might continue with a different author or type
791 if (change.changed() && !highly_editable_inset) {
792 change_running = change;
793 change_last_x = int(x_);
795 change_running.setUnchanged();
798 if (body_pos > 0 && pos == body_pos - 1) {
799 int const lwidth = theFontMetrics(labelFont())
800 .width(layout.labelsep);
802 x_ += row_.label_hfill + lwidth - width_pos;
805 // Is the inline completion in front of character?
806 if (font.isRightToLeft() && vpos == inlineCompletionVPos)
807 paintInlineCompletion(font);
809 if (par_.isSeparator(pos)) {
810 Font const orig_font = text_metrics_.displayFont(pit_, pos);
811 double const orig_x = x_;
814 x_ += row_.separator;
815 paintForeignMark(orig_x, orig_font.language());
819 // If outer row has changed, nested insets are repaint completely.
820 pi_.base.bv->coordCache().insets().add(inset, int(x_), yo_);
821 paintInset(inset, pos);
825 // paint as many characters as possible.
829 // Is the inline completion after character?
830 if (!font.isRightToLeft() && vpos - 1 == inlineCompletionVPos)
831 paintInlineCompletion(font);
834 // if we reach the end of a struck out range, paint it
835 if (change_running.changed()) {
836 FontMetrics const & fm
837 = theFontMetrics(pi_.base.bv->buffer().params().getFont());
838 int const y_bar = change_running.deleted() ?
839 yo_ - fm.maxAscent() / 3 : yo_ + fm.maxAscent() / 6;
840 pi_.pain.line(change_last_x, y_bar, int(x_), y_bar,
841 change_running.color(), Painter::line_solid, Painter::line_thin);
842 change_running.setUnchanged();
847 void RowPainter::paintInlineCompletion(Font const & font)
849 docstring completion = pi_.base.bv->inlineCompletion();
850 FontInfo f = font.fontInfo();
851 bool rtl = font.isRightToLeft();
853 // draw the unique and the non-unique completion part
854 // Note: this is not time-critical as it is
855 // only done once per screen.
856 size_t uniqueTo = pi_.base.bv->inlineCompletionUniqueChars();
857 docstring s1 = completion.substr(0, uniqueTo);
858 docstring s2 = completion.substr(uniqueTo);
859 ColorCode c1 = Color_inlinecompletion;
860 ColorCode c2 = Color_nonunique_inlinecompletion;
870 pi_.pain.text(int(x_), yo_, s1, f);
871 x_ += theFontMetrics(font).width(s1);
876 pi_.pain.text(int(x_), yo_, s2, f);
877 x_ += theFontMetrics(font).width(s2);