+/**
+ * \file math_mathmlstream.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 "support/LOstream.h"
-#include "math_inset.h"
#include "math_mathmlstream.h"
+#include "math_inset.h"
+#include "math_data.h"
+#include "math_extern.h"
+#include "support/lyxalgo.h"
+
+using std::strlen;
+
+using std::ostream;
+
+
+namespace {
+
+ bool isAlpha(char c)
+ {
+ return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z');
+ }
+
+}
+
+WriteStream::WriteStream(ostream & os, bool fragile, bool latex)
+ : os_(os), fragile_(fragile), firstitem_(false), latex_(latex),
+ pendingspace_(false), line_(0)
+{}
+
+
+WriteStream::WriteStream(ostream & os)
+ : os_(os), fragile_(false), firstitem_(false), latex_(false),
+ pendingspace_(false), line_(0)
+{}
+
+
+WriteStream::~WriteStream()
+{
+ if (pendingspace_)
+ os_ << ' ';
+}
+
+
+void WriteStream::addlines(unsigned int n)
+{
+ line_ += n;
+}
+
+
+void WriteStream::pendingSpace(bool how)
+{
+ pendingspace_ = how;
+}
+
+
+WriteStream & operator<<(WriteStream & ws, MathAtom const & at)
+{
+ at->write(ws);
+ return ws;
+}
+
+
+WriteStream & operator<<(WriteStream & ws, MathArray const & ar)
+{
+ write(ar, ws);
+ return ws;
+}
+
+
+WriteStream & operator<<(WriteStream & ws, char const * s)
+{
+ if (ws.pendingSpace() && strlen(s) > 0) {
+ if (isAlpha(s[0]))
+ ws.os() << ' ';
+ ws.pendingSpace(false);
+ }
+ ws.os() << s;
+ ws.addlines(int(lyx::count(s, s + strlen(s), '\n')));
+ return ws;
+}
+
+
+WriteStream & operator<<(WriteStream & ws, char c)
+{
+ if (ws.pendingSpace()) {
+ if (isAlpha(c))
+ ws.os() << ' ';
+ ws.pendingSpace(false);
+ }
+ ws.os() << c;
+ if (c == '\n')
+ ws.addlines(1);
+ return ws;
+}
+
+
+WriteStream & operator<<(WriteStream & ws, int i)
+{
+ ws.os() << i;
+ return ws;
+}
+
+
+WriteStream & operator<<(WriteStream & ws, unsigned int i)
+{
+ ws.os() << i;
+ return ws;
+}
+
+
+//////////////////////////////////////////////////////////////////////
+
+
+MathMLStream::MathMLStream(ostream & os)
+ : os_(os), tab_(0), line_(0), lastchar_(0)
+{}
+
+
+MathMLStream & operator<<(MathMLStream & ms, MathAtom const & at)
+{
+ at->mathmlize(ms);
+ return ms;
+}
+
+
+MathMLStream & operator<<(MathMLStream & ms, MathArray const & ar)
+{
+ mathmlize(ar, ms);
+ return ms;
+}
+
+
+MathMLStream & operator<<(MathMLStream & ms, char const * s)
+{
+ ms.os() << s;
+ return ms;
+}
+
+
+MathMLStream & operator<<(MathMLStream & ms, char c)
+{
+ ms.os() << c;
+ return ms;
+}
+
+
+MathMLStream & operator<<(MathMLStream & ms, MTag const & t)
+{
+ ++ms.tab();
+ ms.cr();
+ ms.os() << '<' << t.tag_ << '>';
+ return ms;
+}
+
+
+MathMLStream & operator<<(MathMLStream & ms, ETag const & t)
+{
+ ms.cr();
+ if (ms.tab() > 0)
+ --ms.tab();
+ ms.os() << "</" << t.tag_ << '>';
+ return ms;
+}
+
+
+void MathMLStream::cr()
+{
+ os() << '\n';
+ for (int i = 0; i < tab(); ++i)
+ os() << ' ';
+}
+
+
+//////////////////////////////////////////////////////////////////////
+
+
+MapleStream & operator<<(MapleStream & ms, MathAtom const & at)
+{
+ at->maple(ms);
+ return ms;
+}
+
+
+MapleStream & operator<<(MapleStream & ms, MathArray const & ar)
+{
+ maple(ar, ms);
+ return ms;
+}
-MathMLStream & MathMLStream::operator<<(MathInset const * p)
+MapleStream & operator<<(MapleStream & ms, char const * s)
{
- p->mathmlize(*this);
- return *this;
+ ms.os() << s;
+ return ms;
}
-MathMLStream & MathMLStream::operator<<(MathArray const & ar)
+MapleStream & operator<<(MapleStream & ms, char c)
{
- ar.mathmlize(*this);
- return *this;
+ ms.os() << c;
+ return ms;
}
-MathMLStream & MathMLStream::operator<<(char const * s)
+MapleStream & operator<<(MapleStream & ms, int i)
{
- os_ << s;
- return *this;
+ ms.os() << i;
+ return ms;
}
-MathMLStream & MathMLStream::operator<<(char c)
+//////////////////////////////////////////////////////////////////////
+
+
+MaximaStream & operator<<(MaximaStream & ms, MathAtom const & at)
{
- os_ << c;
- return *this;
+ at->maxima(ms);
+ return ms;
}
+MaximaStream & operator<<(MaximaStream & ms, MathArray const & ar)
+{
+ maxima(ar, ms);
+ return ms;
+}
+
+
+MaximaStream & operator<<(MaximaStream & ms, char const * s)
+{
+ ms.os() << s;
+ return ms;
+}
-MapleStream & MapleStream::operator<<(MathInset const * p)
+MaximaStream & operator<<(MaximaStream & ms, char c)
{
- p->maplize(*this);
- return *this;
+ ms.os() << c;
+ return ms;
}
-MapleStream & MapleStream::operator<<(MathArray const & ar)
+MaximaStream & operator<<(MaximaStream & ms, int i)
{
- ar.maplize(*this);
- return *this;
+ ms.os() << i;
+ return ms;
}
-MapleStream & MapleStream::operator<<(char const * s)
+//////////////////////////////////////////////////////////////////////
+
+
+MathematicaStream & operator<<(MathematicaStream & ms, MathAtom const & at)
{
- os_ << s;
- return *this;
+ at->mathematica(ms);
+ return ms;
}
-MapleStream & MapleStream::operator<<(char c)
+MathematicaStream & operator<<(MathematicaStream & ms, MathArray const & ar)
{
- os_ << c;
- return *this;
+ mathematica(ar, ms);
+ return ms;
}
+MathematicaStream & operator<<(MathematicaStream & ms, char const * s)
+{
+ ms.os() << s;
+ return ms;
+}
-OctaveStream & OctaveStream::operator<<(MathInset const * p)
+MathematicaStream & operator<<(MathematicaStream & ms, char c)
{
- p->octavize(*this);
- return *this;
+ ms.os() << c;
+ return ms;
}
-OctaveStream & OctaveStream::operator<<(MathArray const & ar)
+MathematicaStream & operator<<(MathematicaStream & ms, int i)
{
- ar.octavize(*this);
- return *this;
+ ms.os() << i;
+ return ms;
}
-OctaveStream & OctaveStream::operator<<(char const * s)
+
+//////////////////////////////////////////////////////////////////////
+
+
+OctaveStream & operator<<(OctaveStream & ns, MathAtom const & at)
{
- os_ << s;
- return *this;
+ at->octave(ns);
+ return ns;
}
-OctaveStream & OctaveStream::operator<<(char c)
+OctaveStream & operator<<(OctaveStream & ns, MathArray const & ar)
{
- os_ << c;
- return *this;
+ octave(ar, ns);
+ return ns;
}
+
+OctaveStream & operator<<(OctaveStream & ns, char const * s)
+{
+ ns.os() << s;
+ return ns;
+}
+
+
+OctaveStream & operator<<(OctaveStream & ns, char c)
+{
+ ns.os() << c;
+ return ns;
+}
+
+
+OctaveStream & operator<<(OctaveStream & ns, int i)
+{
+ ns.os() << i;
+ return ns;
+}
+
+
+//////////////////////////////////////////////////////////////////////
+
+
+NormalStream & operator<<(NormalStream & ns, MathAtom const & at)
+{
+ at->normalize(ns);
+ return ns;
+}
+
+
+NormalStream & operator<<(NormalStream & ns, MathArray const & ar)
+{
+ normalize(ar, ns);
+ return ns;
+}
+
+
+NormalStream & operator<<(NormalStream & ns, char const * s)
+{
+ ns.os() << s;
+ return ns;
+}
+
+
+NormalStream & operator<<(NormalStream & ns, char c)
+{
+ ns.os() << c;
+ return ns;
+}
+
+
+NormalStream & operator<<(NormalStream & ns, int i)
+{
+ ns.os() << i;
+ return ns;
+}
+
+
+
+//////////////////////////////////////////////////////////////////////