#include "support/convert.h"
#include "support/debug.h"
#include "support/lassert.h"
-#include "support/lyxlib.h"
#include <stdlib.h>
#include <cmath>
namespace {
-// the somewhat arbitrary leading added between rows. This is 20% of
-// the characters height, inluding the possible leading of the font.
-// 20% is a standard value used by LaTeX and word processors.
-double const extra_leading = 0.2;
int numberOfLabelHfills(Paragraph const & par, Row const & row)
{
}
+void TextMetrics::setRowChanged(pit_type pit, pos_type pos)
+{
+ for (auto & pm_pair : par_metrics_)
+ if (pm_pair.first == pit)
+ for (Row & row : pm_pair.second.rows())
+ if (row.pos() == pos)
+ row.changed(true);
+}
+
+
ParagraphMetrics & TextMetrics::parMetrics(pit_type pit, bool redo)
{
ParMetricsCache::iterator pmc_it = par_metrics_.find(pit);
// FIXME: This check ought to be done somewhere else. It is the reason
// why text_ is not const. But then, where else to do it?
// Well, how can you end up with either (a) a biblio environment that
- // has no InsetBibitem or (b) a biblio environment with more than one
- // InsetBibitem? I think the answer is: when paragraphs are merged;
+ // has no InsetBibitem, (b) a biblio environment with more than one
+ // InsetBibitem or (c) a paragraph that has a bib item but is no biblio
+ // environment? I think the answer is: when paragraphs are merged;
// when layout is set; when material is pasted.
if (par.brokenBiblio()) {
Cursor & cur = const_cast<Cursor &>(bv_->cursor());
do {
if (row_index == pm.rows().size())
pm.rows().push_back(Row());
+ else
+ pm.rows()[row_index] = Row();
Row & row = pm.rows()[row_index];
row.pit(pit);
row.pos(first);
- row.pit(pit);
need_new_row = breakRow(row, right_margin);
setRowHeight(row);
row.changed(true);
*/
bool TextMetrics::breakRow(Row & row, int const right_margin) const
{
+ LATTEST(row.empty());
Paragraph const & par = text_->getPar(row.pit());
pos_type const end = par.size();
pos_type const pos = row.pos();
pos_type const body_pos = par.beginOfBody();
- bool const is_rtl = text_->isRTL(par);
+ bool const is_rtl = text_->isRTL(row.pit());
bool need_new_row = false;
- row.clear();
row.left_margin = leftMargin(row.pit(), pos);
row.right_margin = right_margin;
if (is_rtl)
Inset const * inset = 0;
if (par.isNewline(i) || par.isEnvSeparator(i)
|| (i + 1 < end && (inset = par.getInset(i + 1))
- && inset->display())
+ && inset->display())
|| (!row.empty() && row.back().inset
- && row.back().inset->display())) {
+ && row.back().inset->display())) {
row.flushed(true);
- need_new_row = par.isNewline(i);
+ // We will force a row creation after either
+ // - a newline;
+ // - a display inset followed by a end label.
+ need_new_row =
+ par.isNewline(i)
+ || (inset && inset->display() && i + 1 == end
+ && text_->getEndLabel(row.pit()) != END_LABEL_NO_LABEL);
++i;
break;
}
// End of paragraph marker. The logic here is almost the
// same as in redoParagraph, remember keep them in sync.
ParagraphList const & pars = text_->paragraphs();
- if (lyxrc.paragraph_markers && !need_new_row
+ Change const & change = par.lookupChange(i);
+ if ((lyxrc.paragraph_markers || change.changed())
+ && !need_new_row
&& i == end && size_type(row.pit() + 1) < pars.size()) {
// add a virtual element for the end-of-paragraph
// marker; it is shown on screen, but does not exist
= text_->inset().buffer().params();
f.setLanguage(par.getParLanguage(bparams));
// ΒΆ U+00B6 PILCROW SIGN
- row.addVirtual(end, docstring(1, char_type(0x00B6)), f, Change());
+ row.addVirtual(end, docstring(1, char_type(0x00B6)), f, change);
}
// Is there a end-of-paragaph change?
// Initial value for ascent (useful if row is empty).
Font const font = displayFont(row.pit(), row.pos());
FontMetrics const & fm = theFontMetrics(font);
- int maxasc = fm.maxAscent() + fm.leading();
- int maxdes = fm.maxDescent();
+ int maxasc = int(fm.maxAscent() * spacing_val);
+ int maxdes = int(fm.maxDescent() * spacing_val);
// Find the ascent/descent of the row contents
for (Row::Element const & e : row) {
- maxasc = max(maxasc, e.dim.ascent());
- maxdes = max(maxdes, e.dim.descent());
+ if (e.inset) {
+ maxasc = max(maxasc, e.dim.ascent());
+ maxdes = max(maxdes, e.dim.descent());
+ } else {
+ FontMetrics const & fm2 = theFontMetrics(e.font);
+ maxasc = max(maxasc, int(fm2.maxAscent() * spacing_val));
+ maxdes = max(maxdes, int(fm2.maxDescent() * spacing_val));
+ }
}
- // Add some leading (split between before and after)
- int const leading = support::iround(extra_leading * (maxasc + maxdes));
- row.dim().asc = int((maxasc + leading - leading / 2) * spacing_val);
- row.dim().des = int((maxdes + leading / 2) * spacing_val);
+ // This is nicer with box insets
+ ++maxasc;
+ ++maxdes;
+
+ row.dim().asc = maxasc;
+ row.dim().des = maxdes;
}
row.change(row.end_margin_sel, sel_end.pit() > pit);
}
- // has row changed since last paint?
- bool row_has_changed = row.changed()
- || bv_->hadHorizScrollOffset(text_, pit, row.pos());
-
// Take this opportunity to spellcheck the row contents.
- if (row_has_changed && pi.do_spellcheck && lyxrc.spellcheck_continuously) {
+ if (row.changed() && pi.do_spellcheck && lyxrc.spellcheck_continuously) {
text_->getPar(pit).spellCheck();
}
// Don't paint the row if a full repaint has not been requested
// and if it has not changed.
- if (!pi.full_repaint && !row_has_changed) {
+ if (!pi.full_repaint && !row.changed()) {
// Paint only the insets if the text itself is
// unchanged.
rp.paintOnlyInsets();
// Clear background of this row if paragraph background was not
// already cleared because of a full repaint.
- if (!pi.full_repaint && row_has_changed) {
+ if (!pi.full_repaint && row.changed()) {
LYXERR(Debug::PAINTING, "Clear rect@("
<< max(row_x, 0) << ", " << y - row.ascent() << ")="
<< width() << " x " << row.height());
// Instrumentation for testing row cache (see also
// 12 lines lower):
if (lyxerr.debugging(Debug::PAINTING)
- && (row.selection() || pi.full_repaint || row_has_changed)) {
+ && (row.selection() || pi.full_repaint || row.changed())) {
string const foreword = text_->isMainText() ? "main text redraw "
: "inset text redraw: ";
LYXERR0(foreword << "pit=" << pit << " row=" << i
<< (row.selection() ? " row_selection": "")
<< (pi.full_repaint ? " full_repaint" : "")
- << (row_has_changed ? " row_has_changed" : ""));
+ << (row.changed() ? " row.changed" : ""));
}
// Backup full_repaint status and force full repaint
static int count = 0;
++count;
FontInfo fi(sane_font);
- fi.setSize(FONT_SIZE_TINY);
+ fi.setSize(TINY_SIZE);
fi.setColor(Color_red);
pi.pain.text(row_x, y, convert<docstring>(count), fi);
#endif
int defaultRowHeight()
{
- FontMetrics const & fm = theFontMetrics(sane_font);
- return support::iround(fm.maxHeight() * (1 + extra_leading) + fm.leading());
+ return int(theFontMetrics(sane_font).maxHeight() * 1.2);
}
} // namespace lyx