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parse octave output as matrix if necessary

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@2974 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
André Pönitz 2001-11-07 13:15:59 +00:00
parent f38f4b1dee
commit 2dd919eeb8
11 changed files with 185 additions and 45 deletions
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2
src/mathed/Makefile.am
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@ -43,6 +43,8 @@ libmathed_la_SOURCES = \
math_diminset.h \
math_dotsinset.C \
math_dotsinset.h \
math_exfuncinset.C \
math_exfuncinset.h \
math_factory.C \
math_factory.h \
math_fracinset.C \

80
src/mathed/formula.C
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@ -24,6 +24,8 @@
#include "math_cursor.h"
#include "math_parser.h"
#include "math_charinset.h"
#include "math_arrayinset.h"
#include "math_deliminset.h"
#include "lyx_main.h"
#include "BufferView.h"
#include "gettext.h"
@ -63,7 +65,7 @@ namespace {
}
string pipeThroughMaple(string const & extra, MathArray const & ar)
MathArray pipeThroughMaple(string const & extra, MathArray const & ar)
{
string header =
"readlib(latex):\n"
@ -101,12 +103,35 @@ namespace {
}
string full = "latex(" + extra + '(' + expr + "));";
string res = captureOutput("maple -q", header + full + trailer);
string out = captureOutput("maple -q", header + full + trailer);
// change \_ into _
//
MathArray res;
mathed_parse_cell(res, out);
return res;
}
MathArray pipeThroughOctave(string const &, MathArray const & ar)
{
string out = captureOutput("octave -q", ar.octavize());
if (out.size() > 6) // remove 'ans = '
out = out.substr(6);
// parse output as matrix or single number
MathAtom at(new MathArrayInset(out));
MathArrayInset const * mat = at.nucleus()->asArrayInset();
MathArray res;
if (mat->ncols() == 1 && mat->nrows() == 1)
res.push_back(mat->cell(0));
else {
res.push_back(MathAtom(new MathDelimInset("(", ")")));
res.back()->cell(0).push_back(at);
}
return res;
}
MathArray pipeThroughExtern(string const & arg, MathArray const & ar)
@ -118,40 +143,30 @@ namespace {
if (extra.empty())
extra = "noextra";
MathArray res;
if (lang == "octave")
return pipeThroughOctave(extra, ar);
if (lang == "octave") {
if (lang == "maple")
return pipeThroughMaple(extra, ar);
string out = captureOutput("octave -q", ar.octavize());
if (out.size() > 6)
out = out.substr(6);
mathed_parse_cell(res, out);
// create normalized expression
ostringstream os;
os << "[" << extra << ' ';
ar.writeNormal(os);
os << "]";
string data = os.str().c_str();
} else if (lang == "maple") {
mathed_parse_cell(res, pipeThroughMaple(extra, ar));
} else {
// create normalized expression
ostringstream os;
os << "[" << extra << ' ';
ar.writeNormal(os);
os << "]";
string data = os.str().c_str();
// search external script
string file = LibFileSearch("mathed", "extern_" + lang);
if (file.empty()) {
lyxerr << "converter to '" << lang << "' not found\n";
return MathArray();
}
// run external sript
string out = captureOutput(file, data);
mathed_parse_cell(res, out);
// search external script
string file = LibFileSearch("mathed", "extern_" + lang);
if (file.empty()) {
lyxerr << "converter to '" << lang << "' not found\n";
return MathArray();
}
// run external sript
string out = captureOutput(file, data);
MathArray res;
mathed_parse_cell(res, out);
return res;
}
@ -425,6 +440,7 @@ void InsetFormula::handleExtern(const string & arg)
mathcursor->selGet(ar);
lyxerr << "use selection: " << ar << "\n";
} else {
mathcursor->end();
mathcursor->stripFromLastEqualSign();
ar = mathcursor->cursor().cell();
mathcursor->insert(MathAtom(new MathCharInset('=', LM_TC_VAR)));

27
src/mathed/math_arrayinset.C
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@ -3,7 +3,9 @@
#endif
#include "math_arrayinset.h"
#include "math_parser.h"
#include "support/LOstream.h"
#include "Lsstream.h"
MathArrayInset::MathArrayInset(int m, int n)
@ -16,6 +18,31 @@ MathArrayInset::MathArrayInset(int m, int n, char valign, string const & halign)
{}
MathArrayInset::MathArrayInset(string const & str)
: MathGridInset(1, 1)
{
vector< vector<string> > dat;
istringstream is(str);
while (is) {
string line;
getline(is, line);
istringstream ls(line);
typedef std::istream_iterator<string> iter;
vector<string> v = vector<string>(iter(ls), iter());
if (v.size())
dat.push_back(v);
}
for (row_type row = 1; row < dat.size(); ++row)
addRow(0);
for (col_type col = 1; col < dat[0].size(); ++col)
addCol(0);
for (row_type row = 0; row < dat.size(); ++row)
for (col_type col = 0; col < dat[row].size(); ++col)
mathed_parse_cell(cell(index(row, col)), dat[row][col]);
}
MathInset * MathArrayInset::clone() const
{
return new MathArrayInset(*this);

2
src/mathed/math_arrayinset.h
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@ -15,6 +15,8 @@ public:
MathArrayInset(int m, int n);
///
MathArrayInset(int m, int n, char valign, string const & halign);
/// convienience constructor from whitespace/newline seperated data
MathArrayInset(string const & str);
///
MathInset * clone() const;
///

55
src/mathed/math_exfuncinset.C Normal file
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@ -0,0 +1,55 @@
#include "math_exfuncinset.h"
#include "support.h"
#include "debug.h"
#include "support/LOstream.h"
using std::ostream;
MathExFuncInset::MathExFuncInset(string const & name)
: MathNestInset(1), name_(name)
{}
MathInset * MathExFuncInset::clone() const
{
return new MathExFuncInset(*this);
}
void MathExFuncInset::write(MathWriteInfo & os) const
{
os << '\\' << name_ << '{';
cell(0).write(os);
os << '}';
}
void MathExFuncInset::writeNormal(ostream & os) const
{
os << "[" << name_ << ' ';
cell(0).writeNormal(os);
os << "] ";
}
void MathExFuncInset::metrics(MathMetricsInfo const & mi) const
{
mi_ = mi;
mathed_string_dim(LM_TC_TEXTRM, mi_, name_, ascent_, descent_, width_);
lyxerr << "should not happen\n";
}
void MathExFuncInset::draw(Painter & pain, int x, int y) const
{
drawStr(pain, LM_TC_TEXTRM, mi_, x, y, name_);
lyxerr << "should not happen\n";
}
string MathExFuncInset::octavize() const
{
return name_ + '(' + cell(0).octavize() + ')';
}

33
src/mathed/math_exfuncinset.h Normal file
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@ -0,0 +1,33 @@
// -*- C++ -*-
#ifndef MATH_EXFUNCINSET_H
#define MATH_EXFUNCINSET_H
#include "math_nestinset.h"
// f(x) in one block (as opposed to 'f','(','x',')' or 'f','x')
// for interfacing external programs
class MathExFuncInset : public MathNestInset {
public:
///
explicit MathExFuncInset(string const & name);
///
MathInset * clone() const;
///
void write(MathWriteInfo & os) const;
///
void writeNormal(std::ostream &) const;
///
void metrics(MathMetricsInfo const & st) const;
///
void draw(Painter &, int x, int y) const;
///
string octavize() const;
private:
///
string const name_;
///
mutable MathMetricsInfo mi_;
};
#endif

2
src/mathed/math_factory.C
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@ -26,7 +26,7 @@ MathAtom createMathInset(latexkeys const * l)
{
switch (l->token) {
case LM_TK_FUNCLIM:
return MathAtom(new MathFuncLimInset(l));
return MathAtom(new MathFuncLimInset(l->name));
case LM_TK_SPECIAL:
return MathAtom(new MathSpecialCharInset(l->id));
case LM_TK_SYM:

15
src/mathed/math_funcliminset.C
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@ -1,13 +1,12 @@
#include "math_funcliminset.h"
#include "mathed/math_parser.h"
#include "mathed/support.h"
#include "support.h"
#include "support/LOstream.h"
using std::ostream;
MathFuncLimInset::MathFuncLimInset(const latexkeys * l)
: sym_(l)
MathFuncLimInset::MathFuncLimInset(string const & name)
: name_(name)
{}
@ -25,24 +24,24 @@ bool MathFuncLimInset::isScriptable() const
void MathFuncLimInset::write(MathWriteInfo & os) const
{
os << '\\' << sym_->name << ' ';
os << '\\' << name_ << ' ';
}
void MathFuncLimInset::writeNormal(ostream & os) const
{
os << "[" << sym_->name << "] ";
os << "[" << name_ << "] ";
}
void MathFuncLimInset::metrics(MathMetricsInfo const & mi) const
{
mi_ = mi;
mathed_string_dim(LM_TC_TEXTRM, mi_, sym_->name, ascent_, descent_, width_);
mathed_string_dim(LM_TC_TEXTRM, mi_, name_, ascent_, descent_, width_);
}
void MathFuncLimInset::draw(Painter & pain, int x, int y) const
{
drawStr(pain, LM_TC_TEXTRM, mi_, x, y, sym_->name);
drawStr(pain, LM_TC_TEXTRM, mi_, x, y, name_);
}

6
src/mathed/math_funcliminset.h
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@ -4,15 +4,13 @@
#include "math_diminset.h"
struct latexkeys;
// "normal" symbols that don't take limits and don't grow in displayed
// formulae
class MathFuncLimInset : public MathDimInset {
public:
///
explicit MathFuncLimInset(latexkeys const *);
explicit MathFuncLimInset(string const & name);
///
MathInset * clone() const;
///
@ -28,7 +26,7 @@ public:
private:
///
latexkeys const * sym_;
string const name_;
///
mutable MathMetricsInfo mi_;
};

6
src/mathed/math_rootinset.C
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@ -92,3 +92,9 @@ bool MathRootInset::idxDown(int & idx, int & pos) const
pos = 0;
return true;
}
string MathRootInset::octavize() const
{
return "root(" + cell(1).octavize() + ',' + cell(0).octavize() + ')';
}

2
src/mathed/math_rootinset.h
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@ -43,6 +43,8 @@ public:
bool idxUp(int & idx, int & pos) const;
///
bool idxDown(int & idx, int & pos) const;
///
string octavize() const;
};
#endif