#include "symbol.h"
#include "lst.h"
+#include "print.h"
#include "archive.h"
#include "debugmsg.h"
#include "utils.h"
symbol::symbol() : inherited(TINFO_symbol), serial(next_serial++)
{
debugmsg("symbol default ctor", LOGLEVEL_CONSTRUCT);
- name = autoname_prefix()+ToString(serial);
+ name = TeX_name = autoname_prefix()+ToString(serial);
asexinfop = new assigned_ex_info;
setflag(status_flags::evaluated | status_flags::expanded);
}
{
inherited::copy(other);
name = other.name;
+ TeX_name = other.TeX_name;
serial = other.serial;
asexinfop = other.asexinfop;
++asexinfop->refcount;
{
debugmsg("symbol ctor from string", LOGLEVEL_CONSTRUCT);
name = initname;
+ TeX_name = default_TeX_name();
+ serial = next_serial++;
+ asexinfop = new assigned_ex_info;
+ setflag(status_flags::evaluated | status_flags::expanded);
+}
+
+symbol::symbol(const std::string & initname, const std::string & texname) : inherited(TINFO_symbol)
+{
+ debugmsg("symbol ctor from string", LOGLEVEL_CONSTRUCT);
+ name = initname;
+ TeX_name = texname;
serial = next_serial++;
asexinfop = new assigned_ex_info;
setflag(status_flags::evaluated | status_flags::expanded);
serial = next_serial++;
if (!(n.find_string("name", name)))
name = autoname_prefix() + ToString(serial);
+ if (!(n.find_string("TeXname", TeX_name)))
+ TeX_name = default_TeX_name();
asexinfop = new assigned_ex_info;
setflag(status_flags::evaluated);
}
{
inherited::archive(n);
n.add_string("name", name);
+ if (TeX_name != default_TeX_name())
+ n.add_string("TeX_name", TeX_name);
}
//////////
return new symbol(*this);
}
-void symbol::print(std::ostream & os, unsigned upper_precedence) const
+void symbol::print(const print_context & c, unsigned level) const
{
- debugmsg("symbol print",LOGLEVEL_PRINT);
- os << name;
-}
+ debugmsg("symbol print", LOGLEVEL_PRINT);
-void symbol::printraw(std::ostream & os) const
-{
- debugmsg("symbol printraw",LOGLEVEL_PRINT);
- os << class_name() << "(" << "name=" << name << ",serial=" << serial
- << ",hash=" << hashvalue << ",flags=" << flags << ")";
-}
+ if (is_of_type(c, print_tree)) {
-void symbol::printtree(std::ostream & os, unsigned indent) const
-{
- debugmsg("symbol printtree",LOGLEVEL_PRINT);
- os << std::string(indent,' ') << name << " (symbol): "
- << "serial=" << serial
- << ", hash=" << hashvalue
- << " (0x" << std::hex << hashvalue << std::dec << ")"
- << ", flags=" << flags << std::endl;
-}
+ c.s << std::string(level, ' ') << name << " (" << class_name() << ")"
+ << ", serial=" << serial
+ << std::hex << ", hash=0x" << hashvalue << ", flags=0x" << flags << std::dec
+ << std::endl;
-void symbol::printcsrc(std::ostream & os, unsigned type, unsigned upper_precedence) const
-{
- debugmsg("symbol print csrc", LOGLEVEL_PRINT);
- os << name;
+ } else if (is_of_type(c, print_latex))
+ c.s << TeX_name;
+ else
+ c.s << name;
}
bool symbol::info(unsigned inf) const
}
}
-ex symbol::subs(const lst & ls, const lst & lr) const
-{
- GINAC_ASSERT(ls.nops()==lr.nops());
-
- for (unsigned i=0; i<ls.nops(); i++) {
- if (is_ex_exactly_of_type(ls.op(i),symbol)) {
- if (compare_same_type(ex_to_symbol(ls.op(i)))==0)
- return lr.op(i);
- }
- }
- return *this;
-}
-
// protected
/** Implementation of ex::diff() for single differentiation of a symbol.
return *s;
}
+/** Return default TeX name for symbol. This recognizes some greek letters. */
+std::string symbol::default_TeX_name(void) const
+{
+ if (name=="alpha" || name=="beta" || name=="gamma"
+ || name=="delta" || name=="epsilon" || name=="varepsilon"
+ || name=="zeta" || name=="eta" || name=="theta"
+ || name=="vartheta" || name=="iota" || name=="kappa"
+ || name=="lambda" || name=="mu" || name=="nu"
+ || name=="xi" || name=="omicron" || name=="pi"
+ || name=="varpi" || name=="rho" || name=="varrho"
+ || name=="sigma" || name=="varsigma" || name=="tau"
+ || name=="upsilon" || name=="phi" || name=="varphi"
+ || name=="chi" || name=="psi" || name=="omega"
+ || name=="Gamma" || name=="Delta" || name=="Theta"
+ || name=="Lambda" || name=="Xi" || name=="Pi"
+ || name=="Sigma" || name=="Upsilon" || name=="Phi"
+ || name=="Psi" || name=="Omega")
+ return "\\" + name;
+ else
+ return name;
+}
+
//////////
// static member variables
//////////