FormulaTokenStack Class Reference

Inheritance diagram for FormulaTokenStack:

Public Member Functions
	FormulaTokenStack ()
bool	isEmpty () const
unsigned	itemCount () const
FormulaToken	pop ()
void	push (const FormulaToken &token)
const FormulaToken &	top ()
const FormulaToken &	top (unsigned index)

Private Member Functions
void	ensureSpace ()

Private Attributes
unsigned	topIndex

Detailed Description

Definition at line 37 of file EnhancedPathFormula.cpp.

Constructor & Destructor Documentation

FormulaTokenStack()

FormulaTokenStack::FormulaTokenStack ( )

inline

Definition at line 40 of file EnhancedPathFormula.cpp.

        : QVector<FormulaToken>(), topIndex(0)
    {
        ensureSpace();
    }

References ensureSpace().

Member Function Documentation

ensureSpace()

void FormulaTokenStack::ensureSpace ( )

inlineprivate

Definition at line 76 of file EnhancedPathFormula.cpp.

    {
        while ((int) topIndex >= size()) {
            resize(size() + 10);
        }
    }

References topIndex.

isEmpty()

bool FormulaTokenStack::isEmpty ( ) const

inline

Definition at line 46 of file EnhancedPathFormula.cpp.

    {
        return topIndex == 0;
    }

References topIndex.

itemCount()

unsigned FormulaTokenStack::itemCount ( ) const

inline

Definition at line 50 of file EnhancedPathFormula.cpp.

    {
        return topIndex;
    }

References topIndex.

pop()

FormulaToken FormulaTokenStack::pop ( )

inline

Definition at line 59 of file EnhancedPathFormula.cpp.

    {
        return (topIndex > 0) ? FormulaToken(at(--topIndex)) : FormulaToken();
    }

References topIndex.

push()

void FormulaTokenStack::push ( const FormulaToken & token )

inline

Definition at line 54 of file EnhancedPathFormula.cpp.

    {
        ensureSpace();
        insert(topIndex++, token);
    }

References ensureSpace(), and topIndex.

top() [1/2]

const FormulaToken & FormulaTokenStack::top ( )

inline

Definition at line 63 of file EnhancedPathFormula.cpp.

    {
        return top(0);
    }

References top().

top() [2/2]

const FormulaToken & FormulaTokenStack::top ( unsigned index )

inline

Definition at line 67 of file EnhancedPathFormula.cpp.

    {
        static FormulaToken null;
        if (topIndex > index) {
            return at(topIndex - index - 1);
        }
        return null;
    }

References topIndex.

Member Data Documentation

topIndex

unsigned FormulaTokenStack::topIndex

private

Definition at line 82 of file EnhancedPathFormula.cpp.

---

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

• plugins/flake/pathshapes/enhancedpath/EnhancedPathFormula.cpp