lyx_mirror/src/mathed/InsetMathAMSArray.cpp

170 lines
3.4 KiB
C++

/**
* \file InsetMathAMSArray.cpp
* 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 "InsetMathAMSArray.h"
#include "LaTeXFeatures.h"
#include "MathData.h"
#include "MathStream.h"
#include "MathSupport.h"
#include "MetricsInfo.h"
#include "FuncRequest.h"
#include "FuncStatus.h"
#include "support/gettext.h"
#include "support/lstrings.h"
#include <sstream>
#include <ostream>
using namespace std;
using namespace lyx::support;
namespace lyx {
InsetMathAMSArray::InsetMathAMSArray(Buffer * buf, docstring const & name,
int m, int n)
: InsetMathGrid(buf, m, n), name_(name)
{}
InsetMathAMSArray::InsetMathAMSArray(Buffer * buf, docstring const & name)
: InsetMathGrid(buf, 1, 1), name_(name)
{}
Inset * InsetMathAMSArray::clone() const
{
return new InsetMathAMSArray(*this);
}
char const * InsetMathAMSArray::name_left() const
{
if (name_ == "bmatrix")
return "[";
if (name_ == "Bmatrix")
return "{";
if (name_ == "vmatrix")
return "|";
if (name_ == "Vmatrix")
return "Vert";
if (name_ == "pmatrix")
return "(";
return ".";
}
char const * InsetMathAMSArray::name_right() const
{
if (name_ == "bmatrix")
return "]";
if (name_ == "Bmatrix")
return "}";
if (name_ == "vmatrix")
return "|";
if (name_ == "Vmatrix")
return "Vert";
if (name_ == "pmatrix")
return ")";
return ".";
}
void InsetMathAMSArray::metrics(MetricsInfo & mi, Dimension & dim) const
{
Changer dummy2 = mi.base.changeEnsureMath();
Changer dummy = mi.base.changeArray();
InsetMathGrid::metrics(mi, dim);
}
void InsetMathAMSArray::draw(PainterInfo & pi, int x, int y) const
{
Changer dummy2 = pi.base.changeEnsureMath();
Dimension const dim = dimension(*pi.base.bv);
int const yy = y - dim.ascent();
// Drawing the deco after changeStyle does not work
mathed_draw_deco(pi, x + 1, yy, 5, dim.height(), from_ascii(name_left()));
mathed_draw_deco(pi, x + dim.width() - 8, yy, 5, dim.height(), from_ascii(name_right()));
Changer dummy = pi.base.changeArray();
InsetMathGrid::draw(pi, x, y);
}
bool InsetMathAMSArray::getStatus(Cursor & cur, FuncRequest const & cmd,
FuncStatus & flag) const
{
switch (cmd.action()) {
case LFUN_TABULAR_FEATURE: {
string s = cmd.getArg(0);
if (s == "add-vline-left" || s == "add-vline-right") {
flag.message(bformat(
from_utf8(N_("Can't add vertical grid lines in '%1$s'")),
name_));
flag.setEnabled(false);
return true;
}
break;
}
default:
break;
}
return InsetMathGrid::getStatus(cur, cmd, flag);
}
void InsetMathAMSArray::write(WriteStream & os) const
{
MathEnsurer ensurer(os);
os << "\\begin{" << name_ << '}';
bool open = os.startOuterRow();
InsetMathGrid::write(os);
os << "\\end{" << name_ << '}';
if (open)
os.startOuterRow();
}
void InsetMathAMSArray::infoize(odocstream & os) const
{
docstring name = name_;
name[0] = support::uppercase(name[0]);
os << name << ' ';
}
void InsetMathAMSArray::normalize(NormalStream & os) const
{
os << '[' << name_ << ' ';
InsetMathGrid::normalize(os);
os << ']';
}
void InsetMathAMSArray::validate(LaTeXFeatures & features) const
{
if (name_ == "CD")
// amscd is independent of amsmath although it is part of
// the amsmath bundle
features.require("amscd");
else
features.require("amsmath");
InsetMathGrid::validate(features);
}
} // namespace lyx