/**
- * \file MathArray.cpp
+ * \file MathData.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
#include <config.h>
-#include "MathArray.h"
+#include "MathData.h"
#include "InsetMathFont.h"
#include "InsetMathScript.h"
#include "MathMacro.h"
-#include "MathMacroTable.h"
+#include "MacroTable.h"
#include "MathStream.h"
#include "MathSupport.h"
#include "ReplaceData.h"
+#include "Buffer.h"
#include "BufferView.h"
-#include "buffer.h"
-#include "cursor.h"
+#include "CoordCache.h"
+#include "Cursor.h"
#include "debug.h"
-#include "LColor.h"
#include "frontends/FontMetrics.h"
#include "frontends/Painter.h"
#include <boost/assert.hpp>
+#include <boost/next_prior.hpp>
namespace lyx {
using std::vector;
-MathArray::MathArray(const_iterator from, const_iterator to)
+MathData::MathData(const_iterator from, const_iterator to)
: base_type(from, to)
{}
-MathAtom & MathArray::operator[](pos_type pos)
+MathAtom & MathData::operator[](pos_type pos)
{
BOOST_ASSERT(pos < size());
return base_type::operator[](pos);
}
-MathAtom const & MathArray::operator[](pos_type pos) const
+MathAtom const & MathData::operator[](pos_type pos) const
{
BOOST_ASSERT(pos < size());
return base_type::operator[](pos);
}
-void MathArray::insert(size_type pos, MathAtom const & t)
+void MathData::insert(size_type pos, MathAtom const & t)
{
base_type::insert(begin() + pos, t);
}
-void MathArray::insert(size_type pos, MathArray const & ar)
+void MathData::insert(size_type pos, MathData const & ar)
{
BOOST_ASSERT(pos <= size());
base_type::insert(begin() + pos, ar.begin(), ar.end());
}
-void MathArray::append(MathArray const & ar)
+void MathData::append(MathData const & ar)
{
insert(size(), ar);
}
-void MathArray::erase(size_type pos)
+void MathData::erase(size_type pos)
{
if (pos < size())
erase(pos, pos + 1);
}
-void MathArray::erase(iterator pos1, iterator pos2)
+void MathData::erase(iterator pos1, iterator pos2)
{
base_type::erase(pos1, pos2);
}
-void MathArray::erase(iterator pos)
+void MathData::erase(iterator pos)
{
base_type::erase(pos);
}
-void MathArray::erase(size_type pos1, size_type pos2)
+void MathData::erase(size_type pos1, size_type pos2)
{
base_type::erase(begin() + pos1, begin() + pos2);
}
-void MathArray::dump2() const
+void MathData::dump2() const
{
odocstringstream os;
NormalStream ns(os);
}
-void MathArray::dump() const
+void MathData::dump() const
{
odocstringstream os;
NormalStream ns(os);
}
-void MathArray::validate(LaTeXFeatures & features) const
+void MathData::validate(LaTeXFeatures & features) const
{
for (const_iterator it = begin(); it != end(); ++it)
(*it)->validate(features);
}
-bool MathArray::match(MathArray const & ar) const
+bool MathData::match(MathData const & ar) const
{
return size() == ar.size() && matchpart(ar, 0);
}
-bool MathArray::matchpart(MathArray const & ar, pos_type pos) const
+bool MathData::matchpart(MathData const & ar, pos_type pos) const
{
if (size() < ar.size() + pos)
return false;
}
-void MathArray::replace(ReplaceData & rep)
+void MathData::replace(ReplaceData & rep)
{
for (size_type i = 0; i < size(); ++i) {
if (find1(rep.from, i)) {
}
}
-#ifdef WITH_WARNINGS
-#warning temporarily disabled
+ // FIXME: temporarily disabled
// for (const_iterator it = begin(); it != end(); ++it)
// it->nucleus()->replace(rep);
-#endif
}
-bool MathArray::find1(MathArray const & ar, size_type pos) const
+bool MathData::find1(MathData const & ar, size_type pos) const
{
lyxerr << "finding '" << ar << "' in '" << *this << "'" << endl;
for (size_type i = 0, n = ar.size(); i < n; ++i)
}
-MathArray::size_type MathArray::find(MathArray const & ar) const
+MathData::size_type MathData::find(MathData const & ar) const
{
for (int i = 0, last = size() - ar.size(); i < last; ++i)
if (find1(ar, i))
}
-MathArray::size_type MathArray::find_last(MathArray const & ar) const
+MathData::size_type MathData::find_last(MathData const & ar) const
{
for (int i = size() - ar.size(); i >= 0; --i)
if (find1(ar, i))
}
-bool MathArray::contains(MathArray const & ar) const
+bool MathData::contains(MathData const & ar) const
{
if (find(ar) != size())
return true;
}
-void MathArray::touch() const
-{
-}
-
-
-bool MathArray::metrics(MetricsInfo & mi, Dimension & dim) const
+void MathData::touch() const
{
- dim = dim_;
- metrics(mi);
- if (dim_ == dim)
- return false;
- dim = dim_;
- return true;
}
namespace {
-bool isInside(DocIterator const & it, MathArray const & ar,
+bool isInside(DocIterator const & it, MathData const & ar,
pos_type p1, pos_type p2)
{
for (size_t i = 0; i != it.depth(); ++i) {
-void MathArray::metrics(MetricsInfo & mi) const
+void MathData::metrics(MetricsInfo & mi, Dimension & dim) const
{
frontend::FontMetrics const & fm = theFontMetrics(mi.base.font);
- dim_ = fm.dimension('I');
+ dim = fm.dimension('I');
int xascent = fm.dimension('x').ascent();
- if (xascent >= dim_.asc)
- xascent = (2 * dim_.asc) / 3;
+ if (xascent >= dim.asc)
+ xascent = (2 * dim.asc) / 3;
minasc_ = xascent;
mindes_ = (3 * xascent) / 4;
slevel_ = (4 * xascent) / 5;
sshift_ = xascent / 4;
kerning_ = 0;
- if (empty())
+ if (empty()) {
+ // Cache the dimension.
+ mi.base.bv->coordCache().arrays().add(this, dim);
return;
+ }
- dim_.asc = 0;
- dim_.wid = 0;
+ dim.asc = 0;
+ dim.wid = 0;
Dimension d;
+ atom_dims_.clear();
//BufferView & bv = *mi.base.bv;
- //Buffer const & buf = *bv.buffer();
+ //Buffer const & buf = bv.buffer();
for (size_t i = 0, n = size(); i != n; ++i) {
MathAtom const & at = operator[](i);
#if 0
lyxerr << "metrics:found macro: " << mac->name()
<< " numargs: " << numargs << endl;
if (!isInside(bv.cursor(), *this, i + 1, i + numargs + 1)) {
- MathArray args(begin() + i + 1, begin() + i + numargs + 1);
- MathArray exp;
+ MathData args(begin() + i + 1, begin() + i + numargs + 1);
+ MathData exp;
tmpl.expand(args, exp);
mac->setExpansion(exp, args);
mac->metricsExpanded(mi, d);
- dim_.wid += mac->widthExpanded();
+ dim.wid += mac->widthExpanded();
i += numargs;
continue;
}
}
#endif
at->metrics(mi, d);
- dim_ += d;
+ atom_dims_.push_back(d);
+ dim += d;
if (i == n - 1)
kerning_ = at->kerning();
}
+ // Cache the dimension.
+ mi.base.bv->coordCache().arrays().add(this, dim);
}
-void MathArray::draw(PainterInfo & pi, int x, int y) const
+void MathData::draw(PainterInfo & pi, int x, int y) const
{
- //lyxerr << "MathArray::draw: x: " << x << " y: " << y << endl;
+ //lyxerr << "MathData::draw: x: " << x << " y: " << y << endl;
BufferView & bv = *pi.base.bv;
setXY(bv, x, y);
+ Dimension const & dim = bv.coordCache().getArrays().dim(this);
+
if (empty()) {
- pi.pain.rectangle(x, y - ascent(), width(), height(), LColor::mathline);
+ pi.pain.rectangle(x, y - dim.ascent(), dim.width(), dim.height(), Color_mathline);
return;
}
// don't draw outside the workarea
- if (y + descent() <= 0
- || y - ascent() >= bv.workHeight()
- || x + width() <= 0
+ if (y + dim.descent() <= 0
+ || y - dim.ascent() >= bv.workHeight()
+ || x + dim.width() <= 0
|| x >= bv. workWidth())
return;
bv.coordCache().insets().add(at.nucleus(), x, y);
at->drawSelection(pi, x, y);
at->draw(pi, x, y);
- x += at->width();
+ x += atom_dims_[i].wid;
}
}
-void MathArray::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
+void MathData::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
{
dim.clear();
Dimension d;
}
-void MathArray::drawT(TextPainter & pain, int x, int y) const
+void MathData::drawT(TextPainter & pain, int x, int y) const
{
//lyxerr << "x: " << x << " y: " << y << ' ' << pain.workAreaHeight() << endl;
}
-int MathArray::pos2x(size_type pos) const
+int MathData::pos2x(size_type pos) const
{
return pos2x(pos, 0);
}
-int MathArray::pos2x(size_type pos, int glue) const
+int MathData::pos2x(size_type pos, int glue) const
{
int x = 0;
size_type target = min(pos, size());
x += glue;
//lyxerr << "char: " << (*it)->getChar()
// << "width: " << (*it)->width() << std::endl;
- x += (*it)->width();
+ x += atom_dims_[i].wid;
}
return x;
}
-MathArray::size_type MathArray::x2pos(int targetx) const
+MathData::size_type MathData::x2pos(int targetx) const
{
return x2pos(targetx, 0);
}
-MathArray::size_type MathArray::x2pos(int targetx, int glue) const
+MathData::size_type MathData::x2pos(int targetx, int glue) const
{
const_iterator it = begin();
int lastx = 0;
lastx = currx;
if ((*it)->getChar() == ' ')
currx += glue;
- currx += (*it)->width();
+ currx += atom_dims_[it - begin()].wid;
}
/**
}
-int MathArray::dist(BufferView const & bv, int x, int y) const
+int MathData::dist(BufferView const & bv, int x, int y) const
{
- int xx = 0;
- int yy = 0;
+ return bv.coordCache().getArrays().squareDistance(this, x, y);
+}
- const int xo_ = xo(bv);
- const int yo_ = yo(bv);
- if (x < xo_)
- xx = xo_ - x;
- else if (x > xo_ + width())
- xx = x - xo_ - width();
+void MathData::setXY(BufferView & bv, int x, int y) const
+{
+ //lyxerr << "setting position cache for MathData " << this << std::endl;
+ bv.coordCache().arrays().add(this, x, y);
+}
- if (y < yo_ - ascent())
- yy = yo_ - ascent() - y;
- else if (y > yo_ + descent())
- yy = y - yo_ - descent();
- return xx + yy;
+Dimension const & MathData::dimension(BufferView const & bv) const
+{
+ return bv.coordCache().getArrays().dim(this);
}
-void MathArray::setXY(BufferView & bv, int x, int y) const
+int MathData::xm(BufferView const & bv) const
{
- //lyxerr << "setting position cache for MathArray " << this << std::endl;
- bv.coordCache().arrays().add(this, x, y);
+ Geometry const & g = bv.coordCache().getArrays().geometry(this);
+
+ return g.pos.x_ + g.dim.wid / 2;
+}
+
+
+int MathData::ym(BufferView const & bv) const
+{
+ Geometry const & g = bv.coordCache().getArrays().geometry(this);
+
+ return g.pos.y_ + (g.dim.des - g.dim.asc) / 2;
}
-int MathArray::xo(BufferView const & bv) const
+int MathData::xo(BufferView const & bv) const
{
return bv.coordCache().getArrays().x(this);
}
-int MathArray::yo(BufferView const & bv) const
+int MathData::yo(BufferView const & bv) const
{
return bv.coordCache().getArrays().y(this);
}
-std::ostream & operator<<(std::ostream & os, MathArray const & ar)
+std::ostream & operator<<(std::ostream & os, MathData const & ar)
{
odocstringstream oss;
NormalStream ns(oss);
}
-odocstream & operator<<(odocstream & os, MathArray const & ar)
+odocstream & operator<<(odocstream & os, MathData const & ar)
{
NormalStream ns(os);
ns << ar;