* Licence details can be found in the file COPYING.
*
* \author Asger Alstrup
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
* \author Jean-Marc Lasgouttes
* \author Angus Leeming
* \author John Levon
- * \author André Pönitz
+ * \author André Pönitz
* \author Dekel Tsur
- * \author Jürgen Vigna
+ * \author Jürgen Vigna
*
* Full author contact details are available in file CREDITS.
*/
#include "Buffer.h"
#include "BufferParams.h"
#include "BufferView.h"
-#include "Counters.h"
-#include "Encoding.h"
-#include "Language.h"
-#include "LaTeXFeatures.h"
-#include "Layout.h"
#include "Font.h"
-#include "LyXRC.h"
-#include "Row.h"
-#include "OutputParams.h"
-#include "paragraph_funcs.h"
-#include "sgml.h"
+#include "Layout.h"
+#include "LayoutEnums.h"
+#include "Paragraph.h"
#include "TextClass.h"
-#include "TexRow.h"
-#include "VSpace.h"
#include "frontends/FontMetrics.h"
-#include "insets/InsetBibitem.h"
-#include "insets/InsetOptArg.h"
-
-#include "support/convert.h"
+#include "support/lassert.h"
#include "support/debug.h"
-#include "support/gettext.h"
-#include "support/lstrings.h"
-#include "support/textutils.h"
-
-#include <boost/bind.hpp>
-#include <boost/crc.hpp>
-#include <algorithm>
-#include <list>
-#include <stack>
#include <sstream>
using namespace std;
namespace lyx {
+const int pm_npos = -10000;
ParagraphMetrics::ParagraphMetrics(Paragraph const & par) :
- position_(-1), par_(&par)
+ position_(pm_npos), id_(par.id()), par_(&par)
{}
{
par_ = ∥
dim_ = Dimension();
- //position_ = -1;
+ //position_ = pm_npos;
}
-size_t ParagraphMetrics::computeRowSignature(Row const & row,
- BufferParams const & bparams) const
+int ParagraphMetrics::position() 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.trackChanges) {
- Change change = par_->lookupChange(i);
- char_type const b[] = { change.type };
- // 1 byte is enough to encode Change::Type
- crc.process_bytes(b, 1);
- }
- }
-
- Dimension const & d = row.dimension();
- char_type const b[] = { row.sel_beg, row.sel_end, d.wid, d.asc, d.des};
- // Each of the variable to process is 4 bytes: 4x5 = 20
- crc.process_bytes(b, 20);
-
- return crc.checksum();
+ LASSERT(hasPosition(), return pm_npos);
+ return position_;
}
}
-Dimension const & ParagraphMetrics::insetDimension(Inset const * inset) const
+void ParagraphMetrics::resetPosition()
{
- InsetDims::const_iterator it = inset_dims_.find(inset);
- if (it != inset_dims_.end())
- return it->second;
-
- static Dimension dummy;
- return dummy;
+ position_ = pm_npos;
}
-void ParagraphMetrics::setInsetDimension(Inset const * inset,
- Dimension const & dim)
+bool ParagraphMetrics::hasPosition() const
{
- inset_dims_[inset] = dim;
-}
-
-
-Row & ParagraphMetrics::getRow(pos_type pos, bool boundary)
-{
- BOOST_ASSERT(!rows().empty());
-
- // If boundary is set we should return the row on which
- // the character before is inside.
- if (pos > 0 && boundary)
- --pos;
-
- RowList::iterator rit = rows_.end();
- RowList::iterator const begin = rows_.begin();
-
- for (--rit; rit != begin && rit->pos() > pos; --rit)
- ;
-
- return *rit;
+ return position_ != pm_npos;
}
Row const & ParagraphMetrics::getRow(pos_type pos, bool boundary) const
{
- BOOST_ASSERT(!rows().empty());
+ LBUFERR(!rows().empty());
// If boundary is set we should return the row on which
// the character before is inside.
size_t ParagraphMetrics::pos2row(pos_type pos) const
{
- BOOST_ASSERT(!rows().empty());
+ LBUFERR(!rows().empty());
RowList::const_iterator rit = rows_.end();
RowList::const_iterator const begin = rows_.begin();
{
lyxerr << "Paragraph::dump: rows.size(): " << rows_.size() << endl;
for (size_t i = 0; i != rows_.size(); ++i) {
- lyxerr << " row " << i << ": ";
- rows_[i].dump();
+ lyxerr << " row " << i << ": " << rows_[i];
}
}
}
-int ParagraphMetrics::singleWidth(pos_type pos, Font const & font) const
-{
- // The most special cases are handled first.
- if (Inset const * inset = par_->getInset(pos))
- return insetDimension(inset).wid;
-
- char_type c = par_->getChar(pos);
-
- if (!isPrintable(c))
- return theFontMetrics(font).width(c);
-
- Language const * language = font.language();
- if (language->rightToLeft()) {
- if (language->lang() == "arabic_arabtex" ||
- language->lang() == "arabic_arabi" ||
- language->lang() == "farsi") {
- if (Encodings::isComposeChar_arabic(c))
- return 0;
- c = par_->transformChar(c, pos);
- } else if (language->lang() == "hebrew" &&
- Encodings::isComposeChar_hebrew(c)) {
- return 0;
- }
- }
- return theFontMetrics(font).width(c);
-}
-
-
+// FIXME: this code seems bogus. Audit and rewrite (see bug #9860).
bool ParagraphMetrics::hfillExpansion(Row const & row, pos_type pos) const
{
if (!par_->isHfill(pos))
return false;
- BOOST_ASSERT(pos >= row.pos() && pos < row.endpos());
+ LASSERT(pos >= row.pos() && pos < row.endpos(), return false);
// expand at the end of a row only if there is another hfill on the same row
if (pos == row.endpos() - 1) {
}
// expand at the beginning of a row only if it is the first row of a paragraph
- if (pos == row.pos()) {
+ if (pos == row.pos())
return pos == 0;
- }
// do not expand in some labels
if (par_->layout().margintype != MARGIN_MANUAL && pos < par_->beginOfBody())
// the specified position that is neither a newline nor an hfill,
// the hfill will be expanded, otherwise it won't
for (pos_type i = row.pos(); i < pos; i++) {
- if (!par_->isNewline(i) && !par_->isHfill(i))
+ if (!par_->isNewline(i) && !par_->isEnvSeparator(i) && !par_->isHfill(i))
return true;
}
return false;