Make pit_type unsigned (in particular, size_t).

This involves not just changing the type but checking that downward
loops and similar tricks don't break.
This commit is contained in:
Richard Kimberly Heck 2020-04-25 22:50:03 -04:00
parent 7d36b9e4fa
commit b9e2941847
4 changed files with 9 additions and 7 deletions

View File

@ -2860,7 +2860,7 @@ void BufferView::updateMetrics(Update::flags & update_flags)
int y1 = d->anchor_ypos_ - anchor_pm.ascent();
// We are now just above the anchor paragraph.
pit_type pit1 = d->anchor_pit_ - 1;
for (; pit1 >= 0 && y1 >= 0; --pit1) {
while (y1 >= 0) {
tm.redoParagraph(pit1);
ParagraphMetrics & pm = tm.par_metrics_[pit1];
y1 -= pm.descent();
@ -2868,6 +2868,9 @@ void BufferView::updateMetrics(Update::flags & update_flags)
pm.setPosition(y1);
tm.updatePosCache(pit1);
y1 -= pm.ascent();
if (pit1 == 0)
break;
--pit1;
}
// Redo paragraphs below the anchor if necessary.

View File

@ -881,10 +881,10 @@ void Compare::Impl::writeToDestBuffer(DocRange const & range,
void Compare::Impl::writeToDestBuffer(ParagraphList const & pars) const
{
pit_type const pit = dest_pars_->size() - 1;
dest_pars_->insert(dest_pars_->end(), pars.begin(), pars.end());
if (pit >= 0)
mergeParagraph(dest_buf_->params(), *dest_pars_, pit);
pit_type pit = dest_pars_->size();
if (pit > 0)
mergeParagraph(dest_buf_->params(), *dest_pars_, pit - 1);
}

View File

@ -60,8 +60,7 @@ RowPainter::RowPainter(PainterInfo & pi,
//lyxerr << "RowPainter: x: " << x_ << " xo: " << xo_ << " yo: " << yo_ << endl;
//row_.dump();
LBUFERR(row.pit() >= 0);
LBUFERR(row.pit() < int(text.paragraphs().size()));
LBUFERR(row.pit() < text.paragraphs().size());
}

View File

@ -40,7 +40,7 @@ namespace lyx {
*/
// FIXME: should be unsigned as well.
// however, simply changing it breaks a downward loop somewhere...
typedef ptrdiff_t pit_type;
typedef size_t pit_type;
/// a type for the nesting depth of a paragraph
typedef size_t depth_type;