Parser Class Reference

#include <parser.h>

List of all members.

Public Member Functions

 Parser ()
Equation * TextToTree (char *)
void TidyUpEqn (Equation *)
void TreeToText (Equation *)
 ~Parser ()

Private Member Functions

void AddToken (func_type)
void Alpha (char *, char *)
void Digit (char *, double *, bool *, int *)
void EndFunc (char *)
void EndNum (double *, bool *, int *)
void ErrorCheck ()
void NodeText (int, Node *, char *, int &)
void PassOne ()
void PassTwo ()
bool Priority (func_type, func_type)
void RemoveBrackets ()
void Symbol (char *)
void TidyNode (Node *&)
void TidyUp ()
char * TreeToText (Node *)
void TreeToText ()

Private Attributes

Equation * equation
char * EquationText
Token * EquationTokenEnd
Token * EquationTokenStart

Detailed Description

Definition at line 37 of file parser.h.

Constructor & Destructor Documentation

Parser (  ) 

Definition at line 38 of file parser.cpp.

References equation, EquationText, EquationTokenEnd, and EquationTokenStart.

~Parser (  ) 

Definition at line 47 of file parser.cpp.

References EquationTokenEnd, EquationTokenStart, Token::Last, and Token::Next.

Member Function Documentation

void AddToken ( func_type  WhichType  )  [private]

Definition at line 326 of file parser.cpp.

References EquationTokenEnd, EquationTokenStart, Token::Last, Token::Next, and Token::Type.

Referenced by EndFunc(), EndNum(), and Symbol().

void Alpha ( char *  Pointer,
char *  ThisFunc 
) [private]

Definition at line 217 of file parser.cpp.

Referenced by EndFunc(), and PassOne().

void Digit ( char *  Pointer,
double *  ThisDigit,
bool *  DoDigit,
int *  DecPt 
) [private]

Definition at line 203 of file parser.cpp.

Referenced by PassOne().

void EndFunc ( char *  ThisFunc  )  [private]

Definition at line 263 of file parser.cpp.

References AddToken(), Alpha(), QList< type >::append(), QList< type >::at(), QList< type >::count(), equation, EquationTokenEnd, QList< type >::first(), func_details, MTK_COMBINATION, MTK_FRAC, MTK_LN, MTK_NOFUNC, MTK_PERMUTATION, MTK_PI_SYM, MTK_VARIABLE, variable::Name, QList< type >::next(), NumVar::Number, variable::Value, Token::Value, Equation::Variables, and NumVar::WhichVar.

Referenced by PassOne().

void EndNum ( double *  ThisDigit,
bool *  DoDigit,
int *  DecPt 
) [private]

Definition at line 315 of file parser.cpp.

References AddToken(), EquationTokenEnd, MTK_NUMBER, and Token::Value.

Referenced by PassOne().

void ErrorCheck (  )  [private]

Definition at line 350 of file parser.cpp.

References Equation::brackets, equation, EquationTokenEnd, EquationTokenStart, ERR_BRACKET, ERR_FUNCTION, ERR_NO_TEXT, ERR_OPERATOR, Token::Last, MTK_ADD, MTK_BESSJ, MTK_COMBINATION, MTK_COMMA, MTK_DIVIDE, MTK_FACTORIAL, MTK_FRAC, MTK_INT, MTK_LBRACKET, MTK_MULTIPLY, MTK_NUMBER, MTK_PERMUTATION, MTK_PI_SYM, MTK_POWER, MTK_RBRACKET, MTK_SUBTRACT, Token::Next, NumVar::Number, Token::Type, and Token::Value.

Referenced by TextToTree().

void NodeText ( int  type,
Node *  TreePos,
char *  Buffer,
int &  BufferSize 
) [private]

Definition at line 1001 of file parser.cpp.

References QList< type >::at(), Node::Brackets, Node::Child_One, Node::Child_Two, equation, ERR_FUNCTION, func_details, MTK_MULTIPLY, MTK_NUMBER, MTK_NUMBER_OF_FUNCS, MTK_VARIABLE, variable::Name, Node::Value, Equation::Variables, and NumVar::WhichVar.

Referenced by TreeToText().

void PassOne (  )  [private]

Definition at line 146 of file parser.cpp.

References Alpha(), Equation::brackets, Digit(), EndFunc(), EndNum(), equation, EquationText, and Symbol().

Referenced by TextToTree().

void PassTwo (  )  [private]

Definition at line 501 of file parser.cpp.

References TTree::AddChildOne(), TTree::AddChildTwo(), TTree::AddParent(), Node::Child_One, Node::Child_Two, equation, EquationTokenStart, ERR_BRACKET, Node::evalfn, func_details, mathfunc_s::func_ptr, TTree::InitNode(), MTK_ADD, MTK_COMMA, MTK_FACTORIAL, MTK_LBRACKET, MTK_POWER, MTK_RBRACKET, Token::Next, Node::Parent, Priority(), TTree::Root, Token::Type, Node::Type, Token::Value, and Node::Value.

Referenced by TextToTree().

bool Priority ( func_type  First,
func_type  Second 
) [private]

Definition at line 570 of file parser.cpp.

References MTK_ADD, MTK_BESSJ, MTK_COMMA, MTK_DIVIDE, MTK_FACTORIAL, MTK_LBRACKET, MTK_MULTIPLY, MTK_NUMBER, MTK_RBRACKET, and MTK_SUBTRACT.

Referenced by PassTwo(), and TreeToText().

void RemoveBrackets (  )  [private]

Definition at line 597 of file parser.cpp.

References Node::Brackets, Node::Child_One, Node::Child_Two, TTree::Delete(), TTree::DeleteNode(), equation, ERR_FUNCTION, MTK_BESSJ, MTK_COMMA, MTK_LBRACKET, MTK_RBRACKET, Node::Parent, TTree::Reset(), TTree::Root, and Node::Type.

Referenced by TextToTree().

void Symbol ( char *  Pointer  )  [private]

Definition at line 226 of file parser.cpp.

References AddToken(), Equation::brackets, equation, EquationTokenEnd, ERR_SYMBOL, MTK_ADD, MTK_COMMA, MTK_DIVIDE, MTK_FACTORIAL, MTK_LBRACKET, MTK_MULTIPLY, MTK_NOFUNC, MTK_POWER, MTK_RBRACKET, MTK_SUBTRACT, and Token::Value.

Referenced by PassOne().

Equation * TextToTree ( char *  text  ) 

Definition at line 58 of file parser.cpp.

References equation, Equation::EquationText, EquationText, EquationTokenEnd, EquationTokenStart, ERR_NO_TEXT, ErrorCheck(), Token::Last, Token::Next, PassOne(), PassTwo(), RemoveBrackets(), and TidyUp().

Referenced by gfunct::copy(), entitybocon::getval(), pvalt::read(), graphmat::read(), entityload::read(), bocon::read(), gfunct::read(), and gfunct::read_prop().

void TidyNode ( Node *&  TreePos  )  [private]

Definition at line 701 of file parser.cpp.

References ansi_jn(), Node::Brackets, Node::Child_One, Node::Child_Two, combination(), DEGTORAD, TTree::Delete(), TTree::DeleteNode(), equation, ERR_DIV_ZERO, Node::evalfn, func_details, mathfunc_s::func_ptr, MTK_ADD, MTK_ARCTAN, MTK_BESSJ, MTK_COMBINATION, MTK_COT, MTK_DIVIDE, MTK_FACTORIAL, MTK_FRAC, MTK_LN, MTK_MULTIPLY, MTK_NUMBER, MTK_PERMUTATION, MTK_POWER, MTK_SIN, MTK_SUBTRACT, NumVar::Number, permutation(), Equation::Radians, Node::Type, and Node::Value.

Referenced by TidyUp().

void TidyUp (  )  [private]

Definition at line 670 of file parser.cpp.

References Node::Brackets, Node::Child_One, Node::Child_Two, equation, Node::Parent, TTree::Reset(), TTree::Root, and TidyNode().

Referenced by TextToTree(), TidyUpEqn(), and TreeToText().

void TidyUpEqn ( Equation *  eqn  ) 

Definition at line 137 of file parser.cpp.

References equation, and TidyUp().

Referenced by Equation::AddPowerSeriesTerm(), and Equation::PowerSeries().

char * TreeToText ( Node *  TreeRoot  )  [private]

Definition at line 914 of file parser.cpp.

References Node::Brackets, Node::Child_One, Node::Child_Two, ERR_FUNCTION, length(), MTK_ADD, MTK_BESSJ, MTK_DIVIDE, MTK_FRAC, MTK_LBRACKET, MTK_LN, MTK_MULTIPLY, MTK_RBRACKET, MTK_SUBTRACT, NodeText(), Node::Parent, Priority(), TreeToText(), and Node::Type.

void TreeToText (  )  [private]

Definition at line 896 of file parser.cpp.

References equation, EquationText, TTree::Reset(), and TTree::Root.

Referenced by TreeToText().

void TreeToText ( Equation *  eqn  ) 

Definition at line 116 of file parser.cpp.

References equation, Equation::EquationText, EquationText, TidyUp(), and TreeToText().

Referenced by Equation::Differentiate(), and Equation::PowerSeries().

Member Data Documentation

Equation* equation [private]

Definition at line 68 of file parser.h.

Referenced by EndFunc(), ErrorCheck(), NodeText(), Parser(), PassOne(), PassTwo(), RemoveBrackets(), Symbol(), TextToTree(), TidyNode(), TidyUp(), TidyUpEqn(), and TreeToText().

char* EquationText [private]

Definition at line 65 of file parser.h.

Referenced by Parser(), PassOne(), TextToTree(), and TreeToText().

Token* EquationTokenEnd [private]

Definition at line 67 of file parser.h.

Referenced by AddToken(), EndFunc(), EndNum(), ErrorCheck(), Parser(), Symbol(), TextToTree(), and ~Parser().

Token* EquationTokenStart [private]

Definition at line 66 of file parser.h.

Referenced by AddToken(), ErrorCheck(), Parser(), PassTwo(), TextToTree(), and ~Parser().

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