mathtyp.h File Reference

#include <string>
#include "except.h"

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Classes
class	TypedValue
class	TypedValue::ErrUnknownType
class	TypedValue::ErrWrongType
class	TypedValue::ErrUnknownValue
class	TypedValue::ErrConstraintViolation
class	NamedValue
class	Var

Typedefs
typedef double	Real
typedef int	Int

Functions
bool	operator! (const TypedValue &v)
TypedValue	operator- (const TypedValue &v)
TypedValue	operator+ (const TypedValue &v)
std::ostream &	operator<< (std::ostream &out, const TypedValue &v)

Typedef Documentation

typedef int Int

Definition at line 40 of file mathtyp.h.

typedef double Real

Definition at line 39 of file mathtyp.h.

Function Documentation

bool operator!

(

const TypedValue &

v

)

Definition at line 1657 of file mathp.cc.

References TypedValue::GetReal(), TypedValue::GetString(), TypedValue::GetType(), and TypedValue::VAR_STRING.

{
        if (v.GetType() == TypedValue::VAR_STRING) {
                return v.GetString().empty();
        }

        return (!v.GetReal());
}

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TypedValue operator+

(

const TypedValue &

v

)

Definition at line 1689 of file mathp.cc.

{
        return v;
}

TypedValue operator-

(

const TypedValue &

v

)

Definition at line 1667 of file mathp.cc.

References TypedValue::GetInt(), TypedValue::GetReal(), TypedValue::GetType(), MBDYN_EXCEPT_ARGS, TypedValue::VAR_BOOL, TypedValue::VAR_INT, TypedValue::VAR_REAL, and TypedValue::VAR_STRING.

{
        switch (v.GetType()) {
        case TypedValue::VAR_BOOL:
                // bool is implicitly cast to Int
        case TypedValue::VAR_INT:
                return TypedValue(-v.GetInt());

        case TypedValue::VAR_REAL:
                return TypedValue(-v.GetReal());

        case TypedValue::VAR_STRING:
                throw TypedValue::ErrWrongType(MBDYN_EXCEPT_ARGS);

        default:
                throw TypedValue::ErrUnknownType(MBDYN_EXCEPT_ARGS);
        }

        return 0;
}

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std::ostream& operator<<	(	std::ostream &	out,
		const TypedValue &	v
	)

Definition at line 1695 of file mathp.cc.

References TypedValue::GetInt(), TypedValue::GetReal(), TypedValue::GetString(), TypedValue::GetType(), MBDYN_EXCEPT_ARGS, TypedValue::VAR_BOOL, TypedValue::VAR_INT, TypedValue::VAR_REAL, and TypedValue::VAR_STRING.

{
        switch (v.GetType()) {
        case TypedValue::VAR_BOOL:
        case TypedValue::VAR_INT:
                return out << v.GetInt();

        case TypedValue::VAR_REAL: {
                // FIXME: precision?
                // make sure there is a (trailing) '.'
                std::ostringstream os;
                os << v.GetReal();
                if (os.str().find('.') == std::string::npos) {
                        os << '.';
                }
                return out << os.str();
                }

        case TypedValue::VAR_STRING:
                return out << '"' << v.GetString() << '"';

        default:
                throw TypedValue::ErrUnknownType(MBDYN_EXCEPT_ARGS);
        }

        return out;
}

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