Take inset dimension into account in row signature

In some cases, the insets may change height or width without changing
the other apsects of the row.

Fixes bug #6991 and #10182.

(cherry picked from commit 508518ad95)
This commit is contained in:
Jean-Marc Lasgouttes 2016-06-03 11:21:09 +02:00 committed by Richard Heck
parent aa522e7071
commit 3c7c63376f
4 changed files with 17 additions and 8 deletions

View File

@ -86,13 +86,20 @@ void ParagraphMetrics::reset(Paragraph const & par)
size_t ParagraphMetrics::computeRowSignature(Row const & row,
BufferParams const & bparams) const
BufferView const & bv) const
{
boost::crc_32_type crc;
for (pos_type i = row.pos(); i < row.endpos(); ++i) {
char_type const b[] = { par_->getChar(i) };
crc.process_bytes(b, sizeof(char_type));
if (bparams.track_changes) {
if (par_->isInset(i)) {
Inset const * in = par_->getInset(i);
Dimension const d = in->dimension(bv);
int const b[] = { d.wid, d.asc, d.des };
crc.process_bytes(b, sizeof(b));
} else {
char_type const b[] = { par_->getChar(i) };
crc.process_bytes(b, sizeof(char_type));
}
if (bv.buffer().params().track_changes) {
Change change = par_->lookupChange(i);
char_type const b[] = { static_cast<char_type>(change.type) };
// 1 byte is enough to encode Change::Type

View File

@ -86,7 +86,7 @@ public:
bool hfillExpansion(Row const & row, pos_type pos) const;
///
size_t computeRowSignature(Row const &, BufferParams const & bparams) const;
size_t computeRowSignature(Row const &, BufferView const & bv) const;
///
int position() const { return position_; }

View File

@ -1874,7 +1874,6 @@ void TextMetrics::draw(PainterInfo & pi, int x, int y) const
void TextMetrics::drawParagraph(PainterInfo & pi, pit_type const pit, int const x, int y) const
{
BufferParams const & bparams = bv_->buffer().params();
ParagraphMetrics const & pm = par_metrics_[pit];
if (pm.rows().empty())
return;
@ -1948,7 +1947,7 @@ void TextMetrics::drawParagraph(PainterInfo & pi, pit_type const pit, int const
// Row signature; has row changed since last paint?
if (pi.pain.isDrawingEnabled())
row.setCrc(pm.computeRowSignature(row, bparams));
row.setCrc(pm.computeRowSignature(row, *bv_));
bool row_has_changed = row.changed()
|| rowSlice == bv_->lastRowSlice();

View File

@ -104,6 +104,9 @@ What's new
- Fix display of collapsable insets when the same document is shown in
two views with different width (bug 9756).
- fix display glitches when editing changes the dimension of insets
(bug 6691).
- Raise GuiView on buffer switch to bring it topmost in multi-window mode.
- Fix cursor position after Redo of a document settings change (bug