#include "BufferView.h"
#include "Counters.h"
#include "Encoding.h"
-#include "debug.h"
-#include "gettext.h"
+#include "support/debug.h"
+#include "support/gettext.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 "TextClass.h"
#include "TexRow.h"
#include "VSpace.h"
#include <stack>
#include <sstream>
+using namespace std;
+using namespace lyx::support;
namespace lyx {
-using lyx::support::contains;
-using lyx::support::rsplit;
-using support::subst;
-using std::distance;
-using std::endl;
-using std::list;
-using std::stack;
-using std::string;
-using std::ostream;
-using std::ostringstream;
-
-
-ParagraphMetrics::ParagraphMetrics(Paragraph const & par): par_(&par)
+ParagraphMetrics::ParagraphMetrics(Paragraph const & par): position_(-1), par_(&par)
{
}
rows_ = pm.rows_;
dim_ = pm.dim_;
par_ = pm.par_;
+ position_ = pm.position_;
return *this;
}
{
par_ = ∥
dim_ = Dimension();
+ //position_ = -1;
}
-void ParagraphMetrics::computeRowSignature(Row & row,
- BufferParams const & bparams)
+size_t ParagraphMetrics::computeRowSignature(Row const & row,
+ BufferParams const & bparams) 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, 1);
+ 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);
}
}
- row.setCrc(crc.checksum());
+
+ 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();
+}
+
+
+void ParagraphMetrics::setPosition(int position)
+{
+ position_ = position;
+}
+
+
+Dimension const & ParagraphMetrics::insetDimension(Inset const * inset) const
+{
+ InsetDims::const_iterator it = inset_dims_.find(inset);
+ if (it != inset_dims_.end())
+ return it->second;
+
+ static Dimension dummy;
+ return dummy;
+}
+
+
+void ParagraphMetrics::setInsetDimension(Inset const * inset,
+ Dimension const & dim)
+{
+ inset_dims_[inset] = dim;
}
int ParagraphMetrics::singleWidth(pos_type pos, Font const & font) const
{
- char_type c = par_->getChar(pos);
-
// The most special cases are handled first.
- if (c == Paragraph::META_INSET)
- return par_->getInset(pos)->width();
+ if (par_->isInset(pos))
+ return insetDimension(par_->getInset(pos)).wid;
+
+ char_type c = par_->getChar(pos);
if (!isPrintable(c))
return theFontMetrics(font).width(c);
}
+bool ParagraphMetrics::hfillExpansion(Row const & row, pos_type pos) const
+{
+ if (!par_->isHfill(pos))
+ return false;
+
+ BOOST_ASSERT(pos >= row.pos() && pos < row.endpos());
+
+ // expand at the end of a row only if there is another hfill on the same row
+ if (pos == row.endpos() - 1) {
+ for (pos_type i = row.pos(); i < pos; i++) {
+ if (par_->isHfill(i))
+ return true;
+ }
+ return false;
+ }
+
+ // expand at the beginning of a row only if it is the first row of a paragraph
+ if (pos == row.pos()) {
+ return pos == 0;
+ }
+
+ // do not expand in some labels
+ if (par_->layout()->margintype != MARGIN_MANUAL && pos < par_->beginOfBody())
+ return false;
+
+ // if there is anything between the first char of the row and
+ // 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))
+ return true;
+ }
+ return false;
+}
+
} // namespace lyx