rpnprogram Class Reference

#include <rpn.h>

Inheritance diagram for rpnprogram:

Collaboration diagram for rpnprogram:

List of all members.

Public Member Functions
void	eval_11 (deque< rpnbase * > &ds)
void	eval_10 ()
void	eval_01 (deque< rpnbase * > &ds)
void	eval_00 ()
void	inc ()
bool const	valid () const
	rpnprogram ()
	rpnprogram (deque< rpnbase * > &ds)
	rpnprogram (deque< rpnbase * > &ds, deque< rpnbase * > &ds2, bool const evaluate=true)
	~rpnprogram ()
rpnbase *	copy () const
void	accept (deque< rpnbase * > &ds, rpnfunction &f)
ostream &	print (ostream &os) const
void	eval (deque< rpnbase * > &ds)
bool const	isprogram () const
void	inc ()
bool const	valid () const
	rpnprogram ()
	rpnprogram (deque< rpnbase * > &ds)
	rpnprogram (deque< rpnbase * > &ds, deque< rpnbase * > &ds2, bool const evaluate=true)
	~rpnprogram ()
rpnbase *	copy () const
void	accept (deque< rpnbase * > &ds, rpnfunction &f)
ostream &	print (ostream &os) const
void	eval (deque< rpnbase * > &ds)
bool const	isprogram () const
Public Attributes
deque< rpnbase * >	v
deque< rpnvar * >	variables
unsigned int	state

---

Detailed Description

Definition at line 274 of file rpn.h.

---

Constructor & Destructor Documentation

rpnprogram::rpnprogram

(

)

Definition at line 257 of file rpn.cpp.

Referenced by copy().

  : state(3)
{
}

rpnprogram::rpnprogram

(

deque< rpnbase * > &

ds

)

Definition at line 252 of file rpn.cpp.

{
  ds.push_front(this);
}

rpnprogram::rpnprogram	(	deque< rpnbase * > &	ds,
		deque< rpnbase * > &	ds2,
		bool const	evaluate = true
	)

Definition at line 233 of file rpn.cpp.

  : state(3)
{
  v = ds2;
  reverse(v.begin(),v.end()); /* <TODO> make efficent with reverse copy? */

  if (evaluate)
  {
    eval(ds);
    return;
  }

  ds.push_front(this);
}

rpnprogram::~rpnprogram

(

)

Definition at line 314 of file rpn.cpp.

References rpnbase::dec(), v, and variables.

{
  if (!v.empty())
  {
    for (unsigned int i=0, imax=v.size(); i<imax; ++i)
      v[i]->dec();
    v.clear();
  }

  if (!variables.empty())
  {
    for (unsigned int i=0, imax=variables.size(); i<imax; ++i)
      variables[i]->dec();
    variables.clear();
  }
}

rpnprogram::rpnprogram

(

)

rpnprogram::rpnprogram

(

deque< rpnbase * > &

ds

)

rpnprogram::rpnprogram	(	deque< rpnbase * > &	ds,
		deque< rpnbase * > &	ds2,
		bool const	evaluate = true
	)

rpnprogram::~rpnprogram

(

)

---

Member Function Documentation

void rpnprogram::accept	(	deque< rpnbase * > &	ds,
		rpnfunction &	f
	)			[inline, virtual]

Reimplemented from rpnbase.

Definition at line 263 of file rpn2.h.

References rpnfunction::visit().

    { f.visit(ds,*this); }

void rpnprogram::accept	(	deque< rpnbase * > &	ds,
		rpnfunction &	f
	)			[inline, virtual]

Reimplemented from rpnbase.

Definition at line 309 of file rpn.h.

References rpnfunction::visit().

    { f.visit(ds,*this); }

rpnbase* rpnprogram::copy

(

)

const [virtual]

Implements rpnbase.

rpnbase * rpnprogram::copy

(

)

const [virtual]

Implements rpnbase.

Definition at line 277 of file rpn.cpp.

References rpnprogram(), v, and variables.

{
  /* A deep copy is required. */

  rpnprogram* p = new rpnprogram();

  if (v.empty())
  {  
    if (variables.empty())
      return p;

    for (unsigned int i=0, imax=variables.size(); i<imax; ++i)
    {
      rpnbase* tmp = variables[i]->copy();
      p->variables.push_back( (rpnvar*)tmp ); 
    }

    return p;
  }

  deque<rpnbase*> &v2 = p->v;

  for (unsigned int i=0, imax=v.size(); i<imax; ++i)
    v2.push_back( v[i]->copy() );

  if (variables.empty())
    return p;

  for (unsigned int i=0, imax=variables.size(); i<imax; ++i)
  {
    rpnbase* tmp = variables[i]->copy();
    p->variables.push_back( (rpnvar*)tmp );
  }

  return p;
};

void rpnprogram::eval

(

deque< rpnbase * > &

ds

)

[virtual]

Reimplemented from rpnbase.

void rpnprogram::eval

(

deque< rpnbase * > &

ds

)

[virtual]

Reimplemented from rpnbase.

Definition at line 430 of file rpn.cpp.

References rpnbase::dec(), eval_00(), eval_01(), eval_10(), eval_11(), and state.

Referenced by pstream::visit().

{
  switch( state )
  {
    case 3: eval_11(ds); break;
    case 1: eval_10();   break;
    case 2: eval_01(ds); break;
    case 0: eval_00();   break;
  }

  dec();

/*
  deque<rpnprogram*>& ps(* rpnprogramstackstate().ps);
  ps.push_front(this);
//  rpnprogramstackstate().push(this);



cout << "rpnprogram::eval( deque<rpnbase*>& ds )" << endl;

  if(!v.empty())
  {
    for (unsigned int i=0,imax=v.size(); i<imax; ++i )
    {
      v[i]->inc();
      if (v[i]->isprogram())
        ds.push_front(v[i]);
      else
        v[i]->eval(ds);
    }
  }

//bool found=false;

  // Remove self from program stack.
  if (ps.front()==this)
  {
//found=true;
    rpnprogramstackstate().pop();
  }
  else
  {
    unsigned int const imax=ps.size();
    for (unsigned int i=1; i<imax; ++i)
    {
      if (ps[i]==this)
      {
//found=true;
        ps.erase(ps.begin()+i);
        i=imax;
      }
    }
  }

//cout << "found=" << found << endl;

//  rpnprogramstackstate().pop();
 
  dec();
*/
}

void rpnprogram::eval_00

(

)

Definition at line 346 of file rpn.cpp.

References isprogram(), and v.

Referenced by eval().

{
  if(!v.empty())
  {
    for (unsigned int i=0,imax=v.size(); i<imax; ++i )
    {
      v[i]->inc();
      if (v[i]->isprogram())
        rpnprogramstackstate().ds().push_front(v[i]);
      else
        v[i]->eval(rpnprogramstackstate().ds());
    }
  }
}

void rpnprogram::eval_01

(

deque< rpnbase * > &

ds

)

Definition at line 331 of file rpn.cpp.

References isprogram(), and v.

Referenced by eval().

{
  if(!v.empty())
  {
    for (unsigned int i=0,imax=v.size(); i<imax; ++i )
    {
      v[i]->inc();
      if (v[i]->isprogram())
        ds.push_front(v[i]);
      else
        v[i]->eval(ds);
    }
  }
}

void rpnprogram::eval_10

(

)

Definition at line 395 of file rpn.cpp.

References isprogram(), and v.

Referenced by eval().

{
  deque<rpnprogram*>& ps(* rpnprogramstackstate().ps);
  ps.push_front(this);

  if(!v.empty())
  {
    for (unsigned int i=0,imax=v.size(); i<imax; ++i )
    {
      v[i]->inc();
      if (v[i]->isprogram())
        rpnprogramstackstate().ds().push_front(v[i]);
      else
        v[i]->eval(rpnprogramstackstate().ds());
    }
  }

  // Remove self from program stack.
  if (ps.front()==this)
    rpnprogramstackstate().pop();
  else
  {
    unsigned int const imax=ps.size();
    for (unsigned int i=1; i<imax; ++i)
    {
      if (ps[i]==this)
      {
        ps.erase(ps.begin()+i);
        i=imax;
      }
    }
  }
}

void rpnprogram::eval_11

(

deque< rpnbase * > &

ds

)

Definition at line 361 of file rpn.cpp.

References isprogram(), and v.

Referenced by eval().

{
  deque<rpnprogram*>& ps(* rpnprogramstackstate().ps);
  ps.push_front(this);

  if(!v.empty())
  {
    for (unsigned int i=0,imax=v.size(); i<imax; ++i )
    {
      v[i]->inc();
      if (v[i]->isprogram())
        ds.push_front(v[i]);
      else
        v[i]->eval(ds);
    }
  }

  // Remove self from program stack.
  if (ps.front()==this)
    rpnprogramstackstate().pop();
  else
  {
    unsigned int const imax=ps.size();
    for (unsigned int i=1; i<imax; ++i)
    {
      if (ps[i]==this)
      {
        ps.erase(ps.begin()+i);
        i=imax;
      }
    }
  }
}

void rpnprogram::inc

(

)

[virtual]

Reimplemented from rpnbase.

void rpnprogram::inc

(

)

[virtual]

Reimplemented from rpnbase.

Definition at line 218 of file rpn.cpp.

References rpnbase::counter, and variables.

Referenced by pstream::visit().

{
  ++ counter;

  vinc();

  if (!variables.empty())
  {
    for (unsigned int i=0, imax=variables.size(); i<imax; ++i)
      variables[i]->inc();
  }
}

bool const rpnprogram::isprogram

(

)

const [inline, virtual]

Reimplemented from rpnbase.

Definition at line 270 of file rpn2.h.

    { return true; }

bool const rpnprogram::isprogram

(

)

const [inline, virtual]

Reimplemented from rpnbase.

Definition at line 318 of file rpn.h.

Referenced by eval_00(), eval_01(), eval_10(), and eval_11().

    { return true; }

ostream& rpnprogram::print

(

ostream &

os

)

const [virtual]

Reimplemented from rpnbase.

ostream & rpnprogram::print

(

ostream &

os

)

const [virtual]

Reimplemented from rpnbase.

Definition at line 262 of file rpn.cpp.

References v.

Referenced by pstream::visit().

{
  os << "{";
  if( v.empty())
    return os << " }";

  for (unsigned int i=0,imax=v.size(); i<imax; ++i)
  {
    os << " ";
    v[i]->print(os);
  }

  return os << " }";
}

bool const rpnprogram::valid

(

)

const

bool const rpnprogram::valid

(

)

const

---

Member Data Documentation

unsigned int rpnprogram::state

Definition at line 287 of file rpn.h.

Referenced by eval(), and rpnprogset::visit().

deque< rpnbase * > rpnprogram::v

Definition at line 279 of file rpn.h.

Referenced by pathstuff::convert(), copy(), eval_00(), eval_01(), eval_10(), eval_11(), print(), pstream::visit(), progrev::visit(), progdecompose::visit(), prognew::visit(), and ~rpnprogram().

deque< rpnvar * > rpnprogram::variables

Definition at line 280 of file rpn.h.

Referenced by copy(), vartree::draw(), pathstuff::findrelativetree(), inc(), rpnvar::rpnvar(), dictadd::visit(), rpncp::visit(), varmv::visit(), and ~rpnprogram().

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The documentation for this class was generated from the following files:

• rpn/rpn.h
• rpn/rpn2.h
• rpn/rpn.cpp