+++ /dev/null
-/**
- * \file math_ertinset.C
- * This file is part of LyX, the document processor.
- * Licence details can be found in the file COPYING.
- *
- * \author André Pönitz
- *
- * Full author contact details are available in file CREDITS.
- */
-
-#include <config.h>
-
-#include "math_ertinset.h"
-#include "math_mathmlstream.h"
-#include "support/std_ostream.h"
-
-using std::auto_ptr;
-
-
-auto_ptr<InsetBase> MathErtInset::clone() const
-{
- return auto_ptr<InsetBase>(new MathErtInset(*this));
-}
-
-
-void MathErtInset::metrics(MetricsInfo & mi, Dimension & dim) const
-{
- FontSetChanger dummy(mi.base, "lyxert");
- MathTextInset::metrics(mi, dim);
- cache_.colinfo_[0].align_ = 'l';
- metricsMarkers(dim);
- dim_ = dim;
-}
-
-
-void MathErtInset::draw(PainterInfo & pi, int x, int y) const
-{
- FontSetChanger dummy(pi.base, "lyxert");
- MathTextInset::draw(pi, x + 1, y);
- drawMarkers(pi, x, y);
-}
-
-
-void MathErtInset::write(WriteStream & os) const
-{
- if (os.latex())
- os << cell(0);
- else
- os << "\\lyxert{" << cell(0) << '}';
-}
-
-
-void MathErtInset::infoize(std::ostream & os) const
-{
- os << "Box: Ert";
-}
+++ /dev/null
-/**
- * \file math_textinset.C
- * This file is part of LyX, the document processor.
- * Licence details can be found in the file COPYING.
- *
- * \author André Pönitz
- *
- * Full author contact details are available in file CREDITS.
- */
-
-#include <config.h>
-
-#include "math_textinset.h"
-#include "math_data.h"
-
-#include "cursor.h"
-#include "debug.h"
-#include "metricsinfo.h"
-
-using std::auto_ptr;
-using std::endl;
-
-
-MathTextInset::MathTextInset()
- : MathNestInset(1)
-{}
-
-
-auto_ptr<InsetBase> MathTextInset::clone() const
-{
- return auto_ptr<InsetBase>(new MathTextInset(*this));
-}
-
-
-MathInset::idx_type MathTextInset::pos2row(pos_type pos) const
-{
- for (pos_type r = 0, n = cache_.nargs(); r < n; ++r)
- if (pos >= cache_.cellinfo_[r].begin_ && pos <= cache_.cellinfo_[r].end_)
- return r;
- lyxerr << "illegal row for pos " << pos << endl;
- return 0;
-}
-
-
-void MathTextInset::getCursorPos(LCursor const & cur, int & x, int & y) const
-{
- LCursor c = cur;
- c.idx() = pos2row(cur.pos());
- c.pos() -= cache_.cellinfo_[c.idx()].begin_;
- cache_.getCursorPos(c, x, y);
- y = cache_.cell(c.idx()).yo();
-}
-
-
-#if 0
-bool MathTextInset::idxUpDown2(LCursor & pos, bool up) const
-{
- // try to move only one screen row up or down if possible
- idx_type i = pos2row(pos);
- //lyxerr << "\nMathTextInset::idxUpDown() i: " << i << endl;
- MathGridInset::CellInfo const & cell1 = cache_.cellinfo_[i];
- int const x = cache_.cell(i).pos2x(pos - cell1.begin_, cell1.glue_);
- if (up) {
- if (i == 0)
- return false;
- --i;
- } else {
- ++i;
- if (i == cache_.nargs())
- return false;
- }
- MathGridInset::CellInfo const & cell2 = cache_.cellinfo_[i];
- pos = cell2.begin_ + cache_.cell(i).x2pos(x, cell2.glue_);
- return true;
-}
-#endif
-
-
-void MathTextInset::metrics(MetricsInfo & mi, Dimension & dim) const
-{
- cell(0).metrics(mi);
-
- // we do our own metrics fiddling
- // save old positional information
- int const old_xo = cache_.cell(0).xo();
- int const old_yo = cache_.cell(0).yo();
-
- // delete old cache
- cache_ = MathGridInset(1, 0);
-
- int spaces = 0;
- int safe = 0;
- int curr = 0;
- int begin = 0;
- int safepos = 0;
- for (size_type i = 0, n = cell(0).size(); i < n; ++i) {
- //lyxerr << "at pos: " << i << " of " << n << " safepos: " << safepos
- // << " curr: " << curr << " safe: " << safe
- // << " spaces: " << spaces << endl;
-
- // 0 1 2 3 4 5 6
- // <char> <char> <char> <space> <char> <char> <char>
- // ................... <safe>
- // ..........................<curr>
- // ....................<safepos>
-
- // Special handling of spaces. We reached a safe position for breaking.
- char const c = cell(0)[i]->getChar();
- if (c == ' ') {
- //lyxerr << "reached safe pos" << endl;
- // we don't count the space into the safe pos
- safe += curr;
- // we reset to this safepos if the next chunk does not fit
- safepos = i;
- ++spaces;
- // restart chunk with size of the space
- curr = cell(0)[i]->width();
- continue;
- }
-
- if (c != '\n') {
- // This is a regular char. Go on if we either don't care for
- // the width limit or have not reached that limit.
- curr += cell(0)[i]->width();
- if (curr + safe <= mi.base.textwidth)
- continue;
- }
-
- // We passed the limit. Create a row entry.
- //lyxerr << "passed limit" << endl;
- cache_.appendRow();
- MathArray & ar = cache_.cell(cache_.nargs() - 1);
- MathGridInset::CellInfo & row = cache_.cellinfo_.back();
- if (c == '\n') {
- // we are here because we hit a hard newline
- row.begin_ = begin;
- row.end_ = i + 1;
- begin = i + 1; // next chunk starts after the newline
- spaces = 0;
- } else if (spaces) {
- // but we had a space break before this position.
- // so retreat to this position
- //lyxerr << "... but had safe pos." << endl;
- row.begin_ = begin;
- row.end_ = safepos; // this is position of the safe space
- i = safepos; // i gets incremented at end of loop
- begin = i + 1; // next chunk starts after the space
- spaces = 0;
- } else {
- // This item is too large and it is the only one.
- // We have no choice but to produce an overfull box.
- lyxerr << "... without safe pos" << endl;
- row.begin_ = begin;
- row.end_ = i + 1;
- begin = i + 1;
- }
- ar = MathArray(cell(0).begin() + row.begin_, cell(0).begin() + row.end_);
- //lyxerr << "line: " << ar << endl;
- // in any case, start the new row with empty boxes
- curr = 0;
- safe = 0;
- }
- // last row: put in everything else
- cache_.appendRow();
- MathArray & ar = cache_.cell(cache_.nargs() - 1);
- MathGridInset::CellInfo & row = cache_.cellinfo_.back();
- row.begin_ = begin;
- row.end_ = cell(0).size();
- ar = MathArray(cell(0).begin() + row.begin_, cell(0).begin() + row.end_);
- //lyxerr << "last line: " << ar.data() << endl;
-
- // what to report?
- cache_.metrics(mi, dim_);
- //lyxerr << "outer dim: " << dim_ << endl;
-
- // reset position cache
- for (idx_type i = 0; i < cache_.nargs(); ++i)
- cache_.cell(i).setXY(old_xo, old_yo);
-
- dim = dim_;
-}
-
-
-void MathTextInset::draw(PainterInfo & pi, int x, int y) const
-{
- cache_.draw(pi, x + 1, y);
- setPosCache(pi, x, y);
-}
-
-
-/*
-void MathTextInset::drawSelection(PainterInfo & pi,
- idx_type idx1, pos_type pos1, idx_type idx2, pos_type pos2) const
-{
- cache_.drawSelection(pi, idx1, pos1, idx2, pos2);
-}
-*/
+++ /dev/null
-// -*- C++ -*-
-/**
- * \file math_textinset.h
- * This file is part of LyX, the document processor.
- * Licence details can be found in the file COPYING.
- *
- * \author André Pönitz
- *
- * Full author contact details are available in file CREDITS.
- */
-
-#ifndef MATH_TEXTINSET_H
-#define MATH_TEXTINSET_H
-
-#include "math_gridinset.h"
-
-
-// not yet a substitute for the real text inset...
-
-class MathTextInset : public MathNestInset {
-public:
- ///
- MathTextInset();
- ///
- std::auto_ptr<InsetBase> clone() const;
- /// get cursor position
- void getCursorPos(LCursor const & cur, int & x, int & y) const;
- /// this stores metrics information in cache_
- void metrics(MetricsInfo & mi, Dimension & dim) const;
- /// draw according to cached metrics
- void draw(PainterInfo &, int x, int y) const;
- /// draw selection background
- //void drawSelection(PainterInfo & pi,
- // idx_type idx1, pos_type pos1, idx_type idx2, pos_type pos2) const;
- /// moves cursor up or down
- //bool idxUpDown2(LCursor & pos, bool up) const;
-protected:
- /// row corresponding to given position
- idx_type pos2row(pos_type pos) const;
- /// cached metrics
- mutable MathGridInset cache_;
-};
-
-#endif
projects / lyx.git / commitdiff