enable direct input of #1...#9; some whitespace changes

[lyx.git] / src / mathed / math_mathmlstream.C

diff --git a/src/mathed/math_mathmlstream.C b/src/mathed/math_mathmlstream.C
index 2843602c3cc3da6268cd82cfd277cd922a770d21..bf12913e0b94719703472d8e8b887c05ded80b29 100644 (file)
--- a/src/mathed/math_mathmlstream.C
+++ b/src/mathed/math_mathmlstream.C
@@ -1,93 +1,243 @@
+#include <config.h>
 
-#include "support/LOstream.h"
-#include "math_inset.h"
 #include "math_mathmlstream.h"
+#include "math_inset.h"
+#include "math_extern.h"
+#include "debug.h"
+
+#include <algorithm>
+
+
+MathMLStream::MathMLStream(std::ostream & os)
+       : os_(os), tab_(0), line_(0), lastchar_(0)
+{}
+
+
+MathMLStream & operator<<(MathMLStream & ms, MathInset const * p)
+{
+       if (p)
+               p->mathmlize(ms);
+       else
+               lyxerr << "operator<<(MathMLStream, NULL) called\n";
+       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() << ' ';
+}
+
+
 
+//////////////////////////////////////////////////////////////////////
 
-MathMLStream & MathMLStream::operator<<(MathInset const * p)
+
+MapleStream & operator<<(MapleStream & ms, MathInset const * p)
+{
+       if (p)
+               p->maplize(ms);
+       else
+               lyxerr << "operator<<(MapleStream, NULL) called\n";
+       return ms;
+}
+
+
+MapleStream & operator<<(MapleStream & ms, MathArray const & ar)
 {
-       p->mathmlize(*this);
-       return *this;           
+       maplize(ar, ms);
+       return ms;
 }
 
 
-MathMLStream & MathMLStream::operator<<(MathArray const & ar)
+MapleStream & operator<<(MapleStream & ms, char const * s)
 {
-       ar.mathmlize(*this);
-       return *this;           
+       ms.os() << s;
+       return ms;
 }
 
 
-MathMLStream & MathMLStream::operator<<(char const * s)
+MapleStream & operator<<(MapleStream & ms, char c)
 {
-       os_ << s;
-       return *this;           
+       ms.os() << c;
+       return ms;
 }
 
 
-MathMLStream & MathMLStream::operator<<(char c)
+MapleStream & operator<<(MapleStream & ms, int i)
 {
-       os_ << c;
-       return *this;           
+       ms.os() << i;
+       return ms;
 }
 
 
+//////////////////////////////////////////////////////////////////////
 
 
-MapleStream & MapleStream::operator<<(MathInset const * p)
+OctaveStream & operator<<(OctaveStream & ns, MathInset const * p)
 {
-       p->maplize(*this);
-       return *this;           
+       if (p)
+               p->octavize(ns);
+       else
+               lyxerr << "operator<<(OctaveStream, NULL) called\n";
+       return ns;
 }
 
 
-MapleStream & MapleStream::operator<<(MathArray const & ar)
+OctaveStream & operator<<(OctaveStream & ns, MathArray const & ar)
 {
-       ar.maplize(*this);
-       return *this;           
+       octavize(ar, ns);
+       return ns;
 }
 
 
-MapleStream & MapleStream::operator<<(char const * s)
+OctaveStream & operator<<(OctaveStream & ns, char const * s)
 {
-       os_ << s;
-       return *this;           
+       ns.os() << s;
+       return ns;
 }
 
 
-MapleStream & MapleStream::operator<<(char c)
+OctaveStream & operator<<(OctaveStream & ns, char c)
 {
-       os_ << c;
-       return *this;           
+       ns.os() << c;
+       return ns;
 }
 
 
+//////////////////////////////////////////////////////////////////////
+
+
+NormalStream & operator<<(NormalStream & ns, MathInset const * p)
+{
+       if (p)
+               p->normalize(ns);
+       else
+               lyxerr << "operator<<(NormalStream, NULL) called\n";
+       return ns;
+}
 
 
-OctaveStream & OctaveStream::operator<<(MathInset const * p)
+NormalStream & operator<<(NormalStream & ns, MathArray const & ar)
 {
-       p->octavize(*this);
-       return *this;           
+       normalize(ar, ns);
+       return ns;
 }
 
 
-OctaveStream & OctaveStream::operator<<(MathArray const & ar)
+NormalStream & operator<<(NormalStream & ns, char const * s)
 {
-       ar.octavize(*this);
-       return *this;           
+       ns.os() << s;
+       return ns;
 }
 
 
-OctaveStream & OctaveStream::operator<<(char const * s)
+NormalStream & operator<<(NormalStream & ns, char c)
 {
-       os_ << s;
-       return *this;           
+       ns.os() << c;
+       return ns;
 }
 
 
-OctaveStream & OctaveStream::operator<<(char c)
+
+//////////////////////////////////////////////////////////////////////
+
+
+WriteStream::WriteStream(std::ostream & os, bool fragile)
+       : os_(os), fragile_(fragile), line_(0)
+{}
+
+
+WriteStream::WriteStream(std::ostream & os)
+       : os_(os), fragile_(false), line_(0)
+{}
+
+
+WriteStream & operator<<(WriteStream & ws, MathInset const * p)
 {
-       os_ << c;
-       return *this;           
+       if (p)
+               p->write(ws);
+       else
+               lyxerr << "operator<<(WriteStream, NULL) called\n";
+       return ws;
 }
 
+
+WriteStream & operator<<(WriteStream & ws, MathArray const & ar)
+{
+       write(ar, ws);
+       return ws;
+}
+
+
+WriteStream & operator<<(WriteStream & ws, char const * s)
+{
+       ws.os() << s;
+       ws.line() += std::count(s, s + strlen(s), '\n');
+       return ws;
+}
+
+
+WriteStream & operator<<(WriteStream & ws, char c)
+{
+       ws.os() << c;
+       if (c == '\n')
+               ++ws.line();
+       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;
+}