#include "Row.h"
#include "MetricsInfo.h"
#include "Paragraph.h"
-#include "ParagraphMetrics.h"
#include "ParagraphParameters.h"
#include "TextMetrics.h"
#include "VSpace.h"
#include "support/lassert.h"
#include <boost/crc.hpp>
+#include <stdlib.h>
+
using namespace std;
namespace lyx {
RowPainter::RowPainter(PainterInfo & pi,
- Text const & text, pit_type pit, Row const & row, int x, int y)
+ Text const & text, Row const & row, int x, int y)
: pi_(pi), text_(text),
- text_metrics_(pi_.base.bv->textMetrics(&text)),
+ tm_(pi_.base.bv->textMetrics(&text)),
pars_(text.paragraphs()),
- row_(row), pit_(pit), par_(text.paragraphs()[pit]),
- pm_(text_metrics_.parMetrics(pit)), change_(pi_.change_),
- xo_(x), yo_(y), width_(text_metrics_.width()),
- solid_line_thickness_(1.0), solid_line_offset_(1),
- dotted_line_thickness_(1.0), dotted_line_offset_(2)
+ row_(row), par_(text.paragraphs()[row.pit()]),
+ change_(pi_.change_),
+ xo_(x), yo_(y)
{
- bidi_.computeTables(par_, pi_.base.bv->buffer(), row_);
-
- if (lyxrc.zoom >= 200) {
- // derive the line thickness from zoom factor
- // the zoom is given in percent
- // (increase thickness at 250%, 450% etc.)
- solid_line_thickness_ = (float)(int((lyxrc.zoom + 50) / 200.0));
- // adjust line_offset_ too
- solid_line_offset_ = 1 + int(0.5 * solid_line_thickness_);
- }
- if (lyxrc.zoom >= 100) {
- // derive the line thickness from zoom factor
- // the zoom is given in percent
- // (increase thickness at 150%, 250% etc.)
- dotted_line_thickness_ = (float)(int((lyxrc.zoom + 50) / 100.0));
- // adjust line_offset_ too
- dotted_line_offset_ = int(0.5 * dotted_line_thickness_) + 1;
- }
-
x_ = row_.left_margin + xo_;
//lyxerr << "RowPainter: x: " << x_ << " xo: " << xo_ << " yo: " << yo_ << endl;
//row_.dump();
- LBUFERR(pit >= 0);
- LBUFERR(pit < int(text.paragraphs().size()));
+ LBUFERR(row.pit() >= 0);
+ LBUFERR(row.pit() < int(text.paragraphs().size()));
}
}
-int RowPainter::leftMargin() const
-{
- return text_metrics_.leftMargin(text_metrics_.width(), pit_,
- row_.pos());
-}
-
// If you want to debug inset metrics uncomment the following line:
//#define DEBUG_METRICS
// This draws green lines around each inset.
-void RowPainter::paintInset(Inset const * inset, pos_type const pos)
+void RowPainter::paintInset(Row::Element const & e) const
{
- Font const font = text_metrics_.displayFont(pit_, pos);
-
- LASSERT(inset, return);
+ // Handle selection
+ bool const pi_selected = pi_.selected;
+ Cursor const & cur = pi_.base.bv->cursor();
+ if (cur.selection() && cur.text() == &text_
+ && cur.normalAnchor().text() == &text_)
+ pi_.selected = row_.sel_beg <= e.pos && row_.sel_end > e.pos;
+
+ LASSERT(e.inset, return);
// Backup full_repaint status because some insets (InsetTabular)
// requires a full repaint
bool const pi_full_repaint = pi_.full_repaint;
bool const pi_do_spellcheck = pi_.do_spellcheck;
+ Change const pi_change = pi_.change_;
- pi_.base.font = inset->inheritFont() ? font.fontInfo() :
+ pi_.base.font = e.inset->inheritFont() ? e.font.fontInfo() :
pi_.base.bv->buffer().params().getFont().fontInfo();
- pi_.ltr_pos = (bidi_.level(pos) % 2 == 0);
- Change prev_change = change_;
- pi_.change_ = change_.changed() ? change_ : par_.lookupChange(pos);
- pi_.do_spellcheck &= inset->allowSpellCheck();
+ pi_.ltr_pos = !e.font.isVisibleRightToLeft();
+ pi_.change_ = change_.changed() ? change_ : e.change;
+ pi_.do_spellcheck &= e.inset->allowSpellCheck();
int const x1 = int(x_);
- pi_.base.bv->coordCache().insets().add(inset, x1, yo_);
+ pi_.base.bv->coordCache().insets().add(e.inset, x1, yo_);
// insets are painted completely. Recursive
// FIXME: it is wrong to completely paint the background
// if we want to do single row painting.
- inset->drawBackground(pi_, x1, yo_);
- inset->drawSelection(pi_, x1, yo_);
- inset->draw(pi_, x1, yo_);
-
- Dimension const & dim = pm_.insetDimension(inset);
-
- paintForeignMark(x_, font.language(), dim.descent());
-
- x_ += dim.width();
+ e.inset->drawBackground(pi_, x1, yo_);
+ e.inset->drawSelection(pi_, x1, yo_);
+ e.inset->draw(pi_, x1, yo_);
// Restore full_repaint status.
pi_.full_repaint = pi_full_repaint;
- pi_.change_ = prev_change;
+ pi_.change_ = pi_change;
pi_.do_spellcheck = pi_do_spellcheck;
+ pi_.selected = pi_selected;
#ifdef DEBUG_METRICS
+ Dimension const & dim = pi_.base.bv->coordCache().insets().dim(e.inset);
int const x2 = x1 + dim.wid;
int const y1 = yo_ + dim.des;
int const y2 = yo_ - dim.asc;
}
-void RowPainter::paintChars(pos_type & vpos, Font const & font)
+void RowPainter::paintForeignMark(Row::Element const & e) const
{
- // This method takes up 70% of time when typing
- pos_type pos = bidi_.vis2log(vpos);
- pos_type start_pos = pos;
- // first character
- docstring str;
- str.reserve(100);
- char_type const c = par_.getChar(pos);
- str.push_back(c);
-
- FontSpan const font_span = par_.fontSpan(pos);
- // Track-change status.
- Change const & change_running = par_.lookupChange(pos);
- // spelling correct?
- bool const spell_state =
- lyxrc.spellcheck_continuously && par_.isMisspelled(pos);
-
- // collect as much similar chars as we can
- pos_type const end = row_.endpos();
- for (++vpos ; vpos < end ; ++vpos) {
- pos = bidi_.vis2log(vpos);
-
- if (!font_span.contains(pos))
- break;
-
- bool const new_spell_state =
- lyxrc.spellcheck_continuously && par_.isMisspelled(pos);
- if (new_spell_state != spell_state)
- // Spell checker state changed here.
- break;
+ Language const * lang = e.font.language();
+ if (!lyxrc.mark_foreign_language)
+ return;
+ if (lang == latex_language)
+ return;
+ if (lang == pi_.base.bv->buffer().params().language)
+ return;
- Change const & change = par_.lookupChange(pos);
- if (!change_running.isSimilarTo(change))
- // Track change type or author has changed.
- break;
+ int const desc = e.inset ? e.dim.descent() : 0;
+ int const y = yo_ + pi_.base.solidLineOffset()
+ + desc + pi_.base.solidLineThickness() / 2;
+ pi_.pain.line(int(x_), y, int(x_ + e.full_width()), y, Color_language,
+ Painter::line_solid, pi_.base.solidLineThickness());
+}
- char_type const c = par_.getChar(pos);
- if (c == '\t')
- break;
+void RowPainter::paintMisspelledMark(Row::Element const & e) const
+{
+ // if changed the misspelled marker gets placed slightly lower than normal
+ // to avoid drawing at the same vertical offset
+ FontMetrics const & fm = theFontMetrics(e.font);
+ int const thickness = max(fm.lineWidth(), 2);
+ int const y = yo_ + pi_.base.solidLineOffset() + pi_.base.solidLineThickness()
+ + (e.change.changed() ? pi_.base.solidLineThickness() + 1 : 0)
+ + 1 + thickness / 2;
+
+ //FIXME: this could be computed only once, it is probably not costly.
+ // check for cursor position
+ // don't draw misspelled marker for words at cursor position
+ // we don't want to disturb the process of text editing
+ DocIterator const nw = pi_.base.bv->cursor().newWord();
+ pos_type cpos = -1;
+ if (!nw.empty() && par_.id() == nw.paragraph().id()) {
+ cpos = nw.pos();
+ if (cpos > 0 && cpos == par_.size() && !par_.isWordSeparator(cpos-1))
+ --cpos;
+ else if (cpos > 0 && par_.isWordSeparator(cpos))
+ --cpos;
+ }
- if (!isPrintableNonspace(c))
- break;
+ pos_type pos = e.pos;
+ while (pos < e.pos + pos_type(e.str.length())) {
+ if (!par_.isMisspelled(pos)) {
+ ++pos;
+ continue;
+ }
- str.push_back(c);
- }
+ FontSpan const & range = par_.getSpellRange(pos);
- // Make pos point to the last character in the string.
- // Using "pos = bidi_.vis2log(vpos)" does not work for some reason.
- if (vpos < end)
- pos = bidi_.vis2log(vpos - 1);
+ // Skip element which are being edited
+ if (range.contains(cpos)) {
+ // the range includes the last element
+ pos = range.last + 1;
+ continue;
+ }
- // Now make pos point to the position _after_ the string.
- // Using vis2log for that is not a good idea in general, we
- // want logical ordering.
- if (font.isVisibleRightToLeft())
- --pos;
- else
- ++pos;
-
- if (str[0] == '\t')
- str.replace(0,1,from_ascii(" "));
-
- /* Because we do our own bidi, at this point the strings are
- * already in visual order. However, Qt also applies its own
- * bidi algorithm to strings that it paints to the screen.
- * Therefore, if we were to paint Hebrew/Arabic words as a
- * single string, the letters in the words would get reversed
- * again. In order to avoid that, we force LTR drawing.
- * See also http://thread.gmane.org/gmane.editors.lyx.devel/79740
- * for an earlier thread on the subject
- */
- if (font.isVisibleRightToLeft()) {
- reverse(str.begin(), str.end());
- // If the string is reversed, the positions need to be adjusted
- ++pos;
- ++start_pos;
- swap(start_pos, pos);
+ FontMetrics const & fm = theFontMetrics(e.font);
+ int x1 = fm.pos2x(e.str, range.first - e.pos,
+ e.isRTL(), e.extra);
+ int x2 = fm.pos2x(e.str, min(range.last - e.pos + 1,
+ pos_type(e.str.length())),
+ e.isRTL(), e.extra);
+ if (x1 > x2)
+ swap(x1, x2);
+
+ pi_.pain.line(int(x_ + x1), y, int(x_ + x2), y,
+ Color_error,
+ Painter::line_onoffdash, thickness);
+ pos = range.last + 1;
}
+}
+
+void RowPainter::paintStringAndSel(Row::Element const & e) const
+{
// at least part of text selected?
- bool const some_sel = (pos >= row_.sel_beg && start_pos < row_.sel_end)
+ bool const some_sel = (e.endpos >= row_.sel_beg && e.pos < row_.sel_end)
|| pi_.selected;
// all the text selected?
- bool const all_sel = (start_pos >= row_.sel_beg && pos < row_.sel_end)
+ bool const all_sel = (e.pos >= row_.sel_beg && e.endpos < row_.sel_end)
|| pi_.selected;
- if (all_sel) {
- Font copy = font;
- copy.fontInfo().setPaintColor(Color_selectiontext);
- x_ += pi_.pain.text(int(x_), yo_, str, copy);
- } else if (change_running.changed()) {
- Font copy = font;
- copy.fontInfo().setPaintColor(change_running.color());
- x_ += pi_.pain.text(int(x_), yo_, str, copy);
+ if (all_sel || e.change.changed()) {
+ Font copy = e.font;
+ Color const col = e.change.changed() ? e.change.color()
+ : Color_selectiontext;
+ copy.fontInfo().setPaintColor(col);
+ pi_.pain.text(int(x_), yo_, e.str, copy, e.extra, e.full_width());
} else if (!some_sel) {
- x_ += pi_.pain.text(int(x_), yo_, str, font);
+ pi_.pain.text(int(x_), yo_, e.str, e.font, e.extra, e.full_width());
} else {
- x_ += pi_.pain.text(int(x_), yo_, str, font, Color_selectiontext,
- max(row_.sel_beg, start_pos) - start_pos,
- min(row_.sel_end, pos) - start_pos);
+ pi_.pain.text(int(x_), yo_, e.str, e.font, Color_selectiontext,
+ max(row_.sel_beg, e.pos) - e.pos,
+ min(row_.sel_end, e.endpos) - e.pos,
+ e.extra, e.full_width());
}
}
-void RowPainter::paintSeparator(double orig_x, double width,
- FontInfo const & font)
-{
- pi_.pain.textDecoration(font, int(orig_x), yo_, int(width));
- x_ += width;
-}
-
-
-void RowPainter::paintForeignMark(double orig_x, Language const * lang, int desc) const
-{
- if (!lyxrc.mark_foreign_language)
- return;
- if (lang == latex_language)
- return;
- if (lang == pi_.base.bv->buffer().params().language)
- return;
-
- int const y = yo_ + solid_line_offset_ + desc + int(solid_line_thickness_/2);
- pi_.pain.line(int(orig_x), y, int(x_), y, Color_language,
- Painter::line_solid, solid_line_thickness_);
-}
-
-
-void RowPainter::paintMisspelledMark(double orig_x, bool changed) const
+void RowPainter::paintChange(Row::Element const & e) const
{
- // if changed the misspelled marker gets placed slightly lower than normal
- // to avoid drawing at the same vertical offset
- float const y = yo_ + solid_line_offset_ + solid_line_thickness_
- + (changed ? solid_line_thickness_ + 1 : 0)
- + dotted_line_offset_;
- pi_.pain.line(int(orig_x), int(y), int(x_), int(y), Color_error,
- Painter::line_onoffdash, dotted_line_thickness_);
-}
-
-
-void RowPainter::paintFromPos(pos_type & vpos, bool changed)
-{
- pos_type const pos = bidi_.vis2log(vpos);
- Font const font = text_metrics_.displayFont(pit_, pos);
- double const orig_x = x_;
-
- paintChars(vpos, font);
- paintForeignMark(orig_x, font.language());
-
- // Paint the spelling mark if needed.
- if (lyxrc.spellcheck_continuously && par_.isMisspelled(pos)) {
- // check for cursor position
- // don't draw misspelled marker for words at cursor position
- // we don't want to disturb the process of text editing
- BufferView const * bv = pi_.base.bv;
- DocIterator const nw = bv->cursor().newWord();
- bool new_word = false;
- if (!nw.empty() && par_.id() == nw.paragraph().id()) {
- pos_type cpos = nw.pos();
- if (cpos > 0 && cpos == par_.size() && !par_.isWordSeparator(cpos-1))
- --cpos;
- else if (cpos > 0 && par_.isWordSeparator(cpos))
- --cpos;
- new_word = par_.isSameSpellRange(pos, cpos) ;
- }
- if (!new_word && pi_.do_spellcheck)
- paintMisspelledMark(orig_x, changed);
- }
+ e.change.paintCue(pi_, x_, yo_, x_ + e.full_width(), e.font.fontInfo());
}
void RowPainter::paintChangeBar() const
{
- pos_type const start = row_.pos();
- pos_type end = row_.endpos();
-
- if (par_.size() == end) {
- // this is the last row of the paragraph;
- // thus, we must also consider the imaginary end-of-par character
- end++;
- }
-
- if (start == end || !par_.isChanged(start, end))
- return;
-
- int const height = text_metrics_.isLastRow(pit_, row_)
+ int const height = tm_.isLastRow(row_)
? row_.ascent()
: row_.height();
y += 2 * defaultRowHeight();
pi_.pain.line(1, y, 1, yo_ + row_.height(), Color_appendix);
- pi_.pain.line(width_ - 2, y, width_ - 2, yo_ + row_.height(), Color_appendix);
+ pi_.pain.line(tm_.width() - 2, y, tm_.width() - 2, yo_ + row_.height(), Color_appendix);
}
return;
depth_type prev_depth = 0;
- if (!text_metrics_.isFirstRow(pit_, row_)) {
- pit_type pit2 = pit_;
+ if (!tm_.isFirstRow(row_)) {
+ pit_type pit2 = row_.pit();
if (row_.pos() == 0)
--pit2;
prev_depth = pars_[pit2].getDepth();
}
depth_type next_depth = 0;
- if (!text_metrics_.isLastRow(pit_, row_)) {
- pit_type pit2 = pit_;
+ if (!tm_.isLastRow(row_)) {
+ pit_type pit2 = row_.pit();
if (row_.endpos() >= pars_[pit2].size())
++pit2;
next_depth = pars_[pit2].getDepth();
}
-int RowPainter::paintAppendixStart(int y) const
+void RowPainter::paintAppendixStart(int y) const
{
FontInfo pb_font = sane_font;
pb_font.setColor(Color_appendix);
docstring const label = _("Appendix");
theFontMetrics(pb_font).rectText(label, w, a, d);
- int const text_start = int(xo_ + (width_ - w) / 2);
+ int const text_start = int(xo_ + (tm_.width() - w) / 2);
int const text_end = text_start + w;
pi_.pain.rectText(text_start, y + d, label, pb_font, Color_none, Color_none);
pi_.pain.line(int(xo_ + 1), y, text_start, y, Color_appendix);
- pi_.pain.line(text_end, y, int(xo_ + width_ - 2), y, Color_appendix);
-
- return 3 * defaultRowHeight();
+ pi_.pain.line(text_end, y, int(xo_ + tm_.width() - 2), y, Color_appendix);
}
void RowPainter::paintTooLargeMarks(bool const left, bool const right) const
{
if (left)
- pi_.pain.line(int(dotted_line_thickness_), yo_ - row_.ascent(),
- int(dotted_line_thickness_), yo_ + row_.descent(),
- Color_scroll,
- Painter::line_onoffdash, dotted_line_thickness_);
+ pi_.pain.line(pi_.base.dottedLineThickness(), yo_ - row_.ascent(),
+ pi_.base.dottedLineThickness(), yo_ + row_.descent(),
+ Color_scroll, Painter::line_onoffdash,
+ pi_.base.dottedLineThickness());
if (right) {
- int const wwidth = pi_.base.bv->workWidth() - int(dotted_line_thickness_);
+ int const wwidth =
+ pi_.base.bv->workWidth() - pi_.base.dottedLineThickness();
pi_.pain.line(wwidth, yo_ - row_.ascent(),
wwidth, yo_ + row_.descent(),
- Color_scroll,
- Painter::line_onoffdash, dotted_line_thickness_);
+ Color_scroll, Painter::line_onoffdash,
+ pi_.base.dottedLineThickness());
}
}
void RowPainter::paintFirst() const
{
- BufferParams const & bparams = pi_.base.bv->buffer().params();
Layout const & layout = par_.layout();
- int y_top = 0;
-
// start of appendix?
if (par_.params().startOfAppendix())
- y_top += paintAppendixStart(yo_ - row_.ascent() + 2 * defaultRowHeight());
-
- if (bparams.paragraph_separation == BufferParams::ParagraphSkipSeparation
- && pit_ != 0) {
- if (layout.latextype == LATEX_PARAGRAPH
- && !par_.getDepth()) {
- y_top += bparams.getDefSkip().inPixels(*pi_.base.bv);
- } else {
- Layout const & playout = pars_[pit_ - 1].layout();
- if (playout.latextype == LATEX_PARAGRAPH
- && !pars_[pit_ - 1].getDepth()) {
- // is it right to use defskip here, too? (AS)
- y_top += bparams.getDefSkip().inPixels(*pi_.base.bv);
- }
- }
- }
+ paintAppendixStart(yo_ - row_.ascent() + 2 * defaultRowHeight());
bool const is_first =
- text_.isFirstInSequence(pit_) || !layout.isParagraphGroup();
+ text_.isFirstInSequence(row_.pit()) || !layout.isParagraphGroup();
//lyxerr << "paintFirst: " << par_.id() << " is_seq: " << is_seq << endl;
if (layout.labelIsInline()
- && (layout.labeltype != LABEL_STATIC || is_first)) {
+ && (layout.labeltype != LABEL_STATIC || is_first))
paintLabel();
- } else if (is_first && layout.labelIsAbove()) {
+ else if (is_first && layout.labelIsAbove())
paintTopLevelLabel();
- }
}
void RowPainter::paintLabel() const
{
- docstring const str = par_.labelString();
+ docstring const & str = par_.labelString();
if (str.empty())
return;
- bool const is_rtl = text_.isRTL(par_);
Layout const & layout = par_.layout();
FontInfo const font = labelFont();
FontMetrics const & fm = theFontMetrics(font);
double x = x_;
- if (is_rtl) {
- x = width_ - leftMargin()
- + fm.width(layout.labelsep);
- } else {
- x = x_ - fm.width(layout.labelsep)
- - fm.width(str);
- }
+ if (row_.isRTL())
+ x = tm_.width() - row_.right_margin + fm.width(layout.labelsep);
+ else
+ x = x_ - fm.width(layout.labelsep) - fm.width(str);
pi_.pain.text(int(x), yo_, str, font);
}
void RowPainter::paintTopLevelLabel() const
{
BufferParams const & bparams = pi_.base.bv->buffer().params();
- bool const is_rtl = text_.isRTL(par_);
ParagraphParameters const & pparams = par_.params();
Layout const & layout = par_.layout();
FontInfo const font = labelFont();
double x = x_;
if (layout.labeltype == LABEL_CENTERED) {
- if (is_rtl)
- x = leftMargin();
- x += (width_ - text_metrics_.rightMargin(pm_) - leftMargin()) / 2;
+ x = row_.left_margin + (tm_.width() - row_.left_margin - row_.right_margin) / 2;
x -= fm.width(str) / 2;
- } else if (is_rtl) {
- x = width_ - leftMargin() - fm.width(str);
+ } else if (row_.isRTL()) {
+ x = tm_.width() - row_.right_margin - fm.width(str);
}
pi_.pain.text(int(x), yo_ - maxdesc - labeladdon, str, font);
}
}
-void RowPainter::paintLast()
+void RowPainter::paintLast() const
{
- bool const is_rtl = text_.isRTL(par_);
- int const endlabel = getEndLabel(pit_, text_);
+ int const endlabel = getEndLabel(row_.pit(), text_);
// paint imaginary end-of-paragraph character
FontMetrics const & fm = theFontMetrics(font);
int const size = int(0.75 * fm.maxAscent());
int const y = yo_ - size;
- int const max_row_width = width_ - size - Inset::TEXT_TO_INSET_OFFSET;
- int x = is_rtl ? nestMargin() + changebarMargin()
- : max_row_width - text_metrics_.rightMargin(pm_);
// If needed, move the box a bit to avoid overlapping with text.
- int const rem = max_row_width - row_.width();
- if (rem <= 0)
- x += is_rtl ? rem : - rem;
+ int x = 0;
+ if (row_.isRTL()) {
+ int const normal_x = nestMargin() + changebarMargin();
+ x = min(normal_x, row_.left_margin - size - Inset::TEXT_TO_INSET_OFFSET);
+ } else {
+ int const normal_x = tm_.width() - row_.right_margin
+ - size - Inset::TEXT_TO_INSET_OFFSET;
+ x = max(normal_x, row_.width());
+ }
if (endlabel == END_LABEL_BOX)
pi_.pain.rectangle(x, y, size, size, Color_eolmarker);
FontInfo const font = labelFont();
FontMetrics const & fm = theFontMetrics(font);
docstring const & str = par_.layout().endlabelstring();
- double const x = is_rtl ? x_ - fm.width(str) : x_;
+ double const x = row_.isRTL() ? x_ - fm.width(str) : x_;
pi_.pain.text(int(x), yo_, str, font);
break;
}
case END_LABEL_NO_LABEL:
- if (lyxrc.paragraph_markers && size_type(pit_ + 1) < pars_.size()) {
- docstring const s = docstring(1, char_type(0x00B6));
- FontInfo f = FontInfo(text_.layoutFont(pit_));
- f.setColor(Color_paragraphmarker);
- pi_.pain.text(int(x_), yo_, s, f);
- x_ += theFontMetrics(f).width(s);
- }
break;
}
}
void RowPainter::paintOnlyInsets()
{
- CoordCache const & cache = pi_.base.bv->coordCache();
- pos_type const end = row_.endpos();
- for (pos_type pos = row_.pos(); pos != end; ++pos) {
- // If outer row has changed, nested insets are repaint completely.
- Inset const * inset = par_.getInset(pos);
- bool const nested_inset = inset &&
- ((inset->asInsetMath() &&
- !inset->asInsetMath()->asMacroTemplate())
- || inset->asInsetText()
- || inset->asInsetTabular());
- if (!nested_inset)
- continue;
- if (x_ > pi_.base.bv->workWidth()
- || !cache.getInsets().has(inset))
- continue;
- x_ = cache.getInsets().x(inset);
-
- bool const pi_selected = pi_.selected;
- Cursor const & cur = pi_.base.bv->cursor();
- if (cur.selection() && cur.text() == &text_
- && cur.normalAnchor().text() == &text_)
- pi_.selected = row_.sel_beg <= pos && row_.sel_end > pos;
- paintInset(inset, pos);
- pi_.selected = pi_selected;
+ Row::const_iterator cit = row_.begin();
+ Row::const_iterator const & end = row_.end();
+ for ( ; cit != end ; ++cit) {
+ Row::Element const & e = *cit;
+ if (e.type == Row::INSET) {
+ paintInset(e);
+ // The line that indicates word in a different language
+ paintForeignMark(e);
+ // change tracking (not for insets that handle it themselves)
+ if (!e.inset->canPaintChange(*pi_.base.bv))
+ paintChange(e);
+ }
+
+ x_ += e.full_width();
}
}
void RowPainter::paintText()
{
- //LYXERR0("-------------------------------------------------------");
- pos_type const end = row_.endpos();
- // Spaces at logical line breaks in bidi text must be skipped during
- // painting. However, they may appear visually in the middle
- // of a row; they must be skipped, wherever they are...
- // * logically "abc_[HEBREW_\nHEBREW]"
- // * visually "abc_[_WERBEH\nWERBEH]"
- pos_type skipped_sep_vpos = -1;
- pos_type body_pos = par_.beginOfBody();
- if (body_pos > 0 &&
- (body_pos > end || !par_.isLineSeparator(body_pos - 1))) {
- body_pos = 0;
- }
-
- Layout const & layout = par_.layout();
-
- Change change_running;
- int change_last_x = 0;
-
- // check for possible inline completion
- DocIterator const & inlineCompletionPos = pi_.base.bv->inlineCompletionPos();
- pos_type inlineCompletionVPos = -1;
- if (inlineCompletionPos.inTexted()
- && inlineCompletionPos.text() == &text_
- && inlineCompletionPos.pit() == pit_
- && inlineCompletionPos.pos() - 1 >= row_.pos()
- && inlineCompletionPos.pos() - 1 < row_.endpos()) {
- // draw logically behind the previous character
- inlineCompletionVPos = bidi_.log2vis(inlineCompletionPos.pos() - 1);
- }
-
- // Use font span to speed things up, see below
- FontSpan font_span;
- Font font;
-
- // If the last logical character is a separator, don't paint it, unless
- // it's in the last row of a paragraph; see skipped_sep_vpos declaration
- if (end > 0 && end < par_.size() && par_.isSeparator(end - 1))
- skipped_sep_vpos = bidi_.log2vis(end - 1);
-
- for (pos_type vpos = row_.pos(); vpos < end; ) {
- if (x_ > pi_.base.bv->workWidth())
+ Row::const_iterator cit = row_.begin();
+ Row::const_iterator const & end = row_.end();
+ for ( ; cit != end ; ++cit) {
+ Row::Element const & e = *cit;
+
+ switch (e.type) {
+ case Row::STRING:
+ case Row::VIRTUAL:
+ paintStringAndSel(e);
+
+ // Paint the spelling marks if enabled.
+ if (lyxrc.spellcheck_continuously && pi_.do_spellcheck && !pi_.pain.isNull())
+ paintMisspelledMark(e);
break;
- // Skip the separator at the logical end of the row
- if (vpos == skipped_sep_vpos) {
- ++vpos;
- continue;
- }
-
- pos_type const pos = bidi_.vis2log(vpos);
-
- if (pos >= par_.size()) {
- ++vpos;
- continue;
- }
-
- // Use font span to speed things up, see above
- if (!font_span.contains(pos)) {
- font_span = par_.fontSpan(pos);
- font = text_metrics_.displayFont(pit_, pos);
-
- // split font span if inline completion is inside
- if (inlineCompletionVPos != -1
- && font_span.contains(inlineCompletionPos.pos()))
- font_span.last = inlineCompletionPos.pos();
- }
-
- // Note that this value will only be used in
- // situations where no ligature of composition of
- // characters is needed. (see comments in uses of width_pos).
- const int width_pos = pm_.singleWidth(pos, font);
-
- Change const & change = par_.lookupChange(pos);
- if (change.changed() && !change_running.changed()) {
- change_running = change;
- change_last_x = int(x_);
- }
-
- Inset const * inset = par_.getInset(pos);
- bool const highly_editable_inset = inset
- && inset->editable();
-
- // If we reach the end of a change or if the author changes, paint it.
- // We also don't paint across things like tables
- if (change_running.changed() && (highly_editable_inset
- || !change.changed() || !change_running.isSimilarTo(change))) {
- // Calculate 1/3 height of the buffer's default font
- FontMetrics const & fm
- = theFontMetrics(pi_.base.bv->buffer().params().getFont());
- float const y_bar = change_running.deleted() ?
- yo_ - fm.maxAscent() / 3 : yo_ + 2 * solid_line_offset_ + solid_line_thickness_;
- pi_.pain.line(change_last_x, int(y_bar), int(x_), int(y_bar),
- change_running.color(), Painter::line_solid, solid_line_thickness_);
-
- // Change might continue with a different author or type
- if (change.changed() && !highly_editable_inset) {
- change_running = change;
- change_last_x = int(x_);
- } else
- change_running.setUnchanged();
- }
-
- if (body_pos > 0 && pos == body_pos - 1) {
- int const lwidth = theFontMetrics(labelFont())
- .width(layout.labelsep);
+ case Row::INSET:
+ paintInset(e);
+ break;
- // width_pos is either the width of a space or an inset
- x_ += row_.label_hfill + lwidth - width_pos;
+ case Row::SPACE:
+ pi_.pain.textDecoration(e.font.fontInfo(), int(x_), yo_, int(e.full_width()));
}
- // Is the inline completion in front of character?
- if (font.isRightToLeft() && vpos == inlineCompletionVPos)
- paintInlineCompletion(font);
-
- if (par_.isSeparator(pos)) {
- Font const orig_font = text_metrics_.displayFont(pit_, pos);
- double const orig_x = x_;
- // width_pos is the width of a space
- double separator_width = width_pos;
- if (pos >= body_pos)
- separator_width += row_.separator;
- paintSeparator(orig_x, separator_width, orig_font.fontInfo());
- paintForeignMark(orig_x, orig_font.language());
- ++vpos;
-
- } else if (inset) {
- // If outer row has changed, nested insets are repaint completely.
- pi_.base.bv->coordCache().insets().add(inset, int(x_), yo_);
-
- bool const pi_selected = pi_.selected;
- Cursor const & cur = pi_.base.bv->cursor();
- if (cur.selection() && cur.text() == &text_
- && cur.normalAnchor().text() == &text_)
- pi_.selected = row_.sel_beg <= pos && row_.sel_end > pos;
- paintInset(inset, pos);
- pi_.selected = pi_selected;
- ++vpos;
+ // The line that indicates word in a different language
+ paintForeignMark(e);
- } else {
- // paint as many characters as possible.
- paintFromPos(vpos, change_running.changed());
- }
-
- // Is the inline completion after character?
- if (!font.isRightToLeft() && vpos - 1 == inlineCompletionVPos)
- paintInlineCompletion(font);
- }
+ // change tracking (not for insets that handle it themselves)
+ if (e.type != Row::INSET || ! e.inset->canPaintChange(*pi_.base.bv))
+ paintChange(e);
- // if we reach the end of a struck out range, paint it
- if (change_running.changed()) {
- FontMetrics const & fm
- = theFontMetrics(pi_.base.bv->buffer().params().getFont());
- float const y_bar = change_running.deleted() ?
- yo_ - fm.maxAscent() / 3 : yo_ + 2 * solid_line_offset_ + solid_line_thickness_;
- pi_.pain.line(change_last_x, int(y_bar), int(x_), int(y_bar),
- change_running.color(), Painter::line_solid, solid_line_thickness_);
- change_running.setUnchanged();
+ x_ += e.full_width();
}
}
{
if (!row_.selection())
return;
- Cursor const & curs = pi_.base.bv->cursor();
- DocIterator beg = curs.selectionBegin();
- beg.pit() = pit_;
- beg.pos() = row_.sel_beg;
-
- DocIterator end = curs.selectionEnd();
- end.pit() = pit_;
- end.pos() = row_.sel_end;
-
- bool const begin_boundary = beg.pos() >= row_.endpos();
- bool const end_boundary = row_.sel_end == row_.endpos();
-
- DocIterator cur = beg;
- cur.boundary(begin_boundary);
- int x1 = text_metrics_.cursorX(beg.top(), begin_boundary);
- int x2 = text_metrics_.cursorX(end.top(), end_boundary);
+
int const y1 = yo_ - row_.ascent();
int const y2 = y1 + row_.height();
- int const rm = text_.isMainText() ? pi_.base.bv->rightMargin() : 0;
- int const lm = text_.isMainText() ? pi_.base.bv->leftMargin() : 0;
-
// draw the margins
- if (row_.begin_margin_sel) {
- if (text_.isRTL(beg.paragraph())) {
- pi_.pain.fillRectangle(int(xo_ + x1), y1,
- text_metrics_.width() - rm - x1, y2 - y1, Color_selection);
- } else {
- pi_.pain.fillRectangle(int(xo_ + lm), y1, x1 - lm, y2 - y1,
- Color_selection);
- }
- }
-
- if (row_.end_margin_sel) {
- if (text_.isRTL(beg.paragraph())) {
- pi_.pain.fillRectangle(int(xo_ + lm), y1, x2 - lm, y2 - y1,
- Color_selection);
- } else {
- pi_.pain.fillRectangle(int(xo_ + x2), y1, text_metrics_.width() - rm - x2,
- y2 - y1, Color_selection);
- }
- }
-
- // if we are on a boundary from the beginning, it's probably
- // a RTL boundary and we jump to the other side directly as this
- // segement is 0-size and confuses the logic below
- if (cur.boundary())
- cur.boundary(false);
+ if (row_.isRTL() ? row_.end_margin_sel : row_.begin_margin_sel)
+ pi_.pain.fillRectangle(int(xo_), y1, row_.left_margin, y2 - y1,
+ Color_selection);
// go through row and draw from RTL boundary to RTL boundary
- while (cur < end) {
- bool draw_now = false;
-
- // simplified cursorForward code below which does not
- // descend into insets and which does not go into the
- // next line. Compare the logic with the original cursorForward
-
- // if left of boundary -> just jump to right side, but
- // for RTL boundaries don't, because: abc|DDEEFFghi -> abcDDEEF|Fghi
- if (cur.boundary()) {
- cur.boundary(false);
- } else if (text_metrics_.isRTLBoundary(cur.pit(), cur.pos() + 1)) {
- // in front of RTL boundary -> Stay on this side of the boundary
- // because: ab|cDDEEFFghi -> abc|DDEEFFghi
- ++cur.pos();
- cur.boundary(true);
- draw_now = true;
- } else {
- // move right
- ++cur.pos();
-
- // line end?
- if (cur.pos() == row_.endpos())
- cur.boundary(true);
- }
-
- if (x1 == -1) {
- // the previous segment was just drawn, now the next starts
- x1 = text_metrics_.cursorX(cur.top(), cur.boundary());
- }
-
- if (!(cur < end) || draw_now) {
- x2 = text_metrics_.cursorX(cur.top(), cur.boundary());
- pi_.pain.fillRectangle(int(xo_ + min(x1, x2)), y1, abs(x2 - x1),
- y2 - y1, Color_selection);
-
- // reset x1, so it is set again next round (which will be on the
- // right side of a boundary or at the selection end)
- x1 = -1;
+ double x = xo_ + row_.left_margin;
+ for (auto const & e : row_) {
+ // These are the same tests as in paintStringAndSel, except
+ // that all_sel has an additional clause that triggers for end
+ // of paragraph markers. The clause was not used in
+ // paintStringAndSel to avoid changing the drawing color.
+ // at least part of text selected?
+ bool const some_sel = (e.endpos >= row_.sel_beg && e.pos < row_.sel_end)
+ || pi_.selected;
+ // all the text selected?
+ bool const all_sel = (e.pos >= row_.sel_beg && e.endpos < row_.sel_end)
+ || (e.isVirtual() && e.pos == row_.endpos() && row_.end_margin_sel)
+ || pi_.selected;
+
+ if (all_sel) {
+ // the 3rd argument is written like that to avoid rounding issues
+ pi_.pain.fillRectangle(int(x), y1,
+ int(x + e.full_width()) - int(x), y2 - y1,
+ Color_selection);
+ } else if (some_sel) {
+ pos_type const from = min(max(row_.sel_beg, e.pos), e.endpos);
+ pos_type const to = max(min(row_.sel_end, e.endpos), e.pos);
+ double x1 = e.pos2x(from);
+ double x2 = e.pos2x(to);
+ if (x1 > x2)
+ swap(x1, x2);
+ // the 3rd argument is written like that to avoid rounding issues
+ pi_.pain.fillRectangle(int(x + x1), y1, int(x2 + x) - int(x1 + x),
+ y2 - y1, Color_selection);
}
- }
-}
-
-
-void RowPainter::paintInlineCompletion(Font const & font)
-{
- docstring completion = pi_.base.bv->inlineCompletion();
- FontInfo f = font.fontInfo();
- bool rtl = font.isRightToLeft();
-
- // draw the unique and the non-unique completion part
- // Note: this is not time-critical as it is
- // only done once per screen.
- size_t uniqueTo = pi_.base.bv->inlineCompletionUniqueChars();
- docstring s1 = completion.substr(0, uniqueTo);
- docstring s2 = completion.substr(uniqueTo);
- ColorCode c1 = Color_inlinecompletion;
- ColorCode c2 = Color_nonunique_inlinecompletion;
-
- // right to left?
- if (rtl) {
- swap(s1, s2);
- swap(c1, c2);
+ x += e.full_width();
}
- if (!s1.empty()) {
- f.setColor(c1);
- pi_.pain.text(int(x_), yo_, s1, f);
- x_ += theFontMetrics(font).width(s1);
- }
+ if (row_.isRTL() ? row_.begin_margin_sel : row_.end_margin_sel)
+ pi_.pain.fillRectangle(int(x), y1,
+ int(xo_ + tm_.width()) - int(x), y2 - y1,
+ Color_selection);
- if (!s2.empty()) {
- f.setColor(c2);
- pi_.pain.text(int(x_), yo_, s2, f);
- x_ += theFontMetrics(font).width(s2);
- }
}
+
} // namespace lyx