ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE > Class Template Reference

template<class PRIMITIVE>
class ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >

Definition at line 82 of file TDrawingAttrs.hxx.

Public Member Functions
	TDrawingAttrAndUseCount ()
	Default constructor: a default-constructed value that is unused. More...
	TDrawingAttrAndUseCount (const PRIMITIVE &val)
	Initialize with a value, setting use count to 1. More...
void	Create (const PRIMITIVE &val)
	Create a value, initializing use count to 1. More...
void	DecrUse ()
	Decrease the use count; use count must be >= 1 before the call. Calls Clear() if use count drops to 0. More...
PRIMITIVE &	Get ()
	Value access (non-const). More...
const PRIMITIVE &	Get () const
	Value access (const). More...
void	IncrUse ()
	Increase the use count; use count must be >= 1 before (i.e. does not create or "resurrect" values). More...
bool	IsFree () const
	Whether the use count is 0 and this object has space for a new value. More...

Private Member Functions
void	Clear ()
	Clear the value; use count must be 0. More...

Private Attributes
size_t	fUseCount = 1
	The value's use count. More...
PRIMITIVE	fVal
	The value. More...

#include <ROOT/TDrawingAttrs.hxx>

Constructor & Destructor Documentation

TDrawingAttrAndUseCount() [1/2]

template<class PRIMITIVE >

ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >::TDrawingAttrAndUseCount ( )

inline

Default constructor: a default-constructed value that is unused.

Definition at line 93 of file TDrawingAttrs.hxx.

TDrawingAttrAndUseCount() [2/2]

template<class PRIMITIVE >

ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >::TDrawingAttrAndUseCount ( const PRIMITIVE &  val )

inlineexplicit

Initialize with a value, setting use count to 1.

Definition at line 96 of file TDrawingAttrs.hxx.

Member Function Documentation

Clear()

template<class PRIMITIVE >

void ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >::Clear ( )

private

Clear the value; use count must be 0.

Definition at line 102 of file TDrawingAttrs.cxx.

Create()

template<class PRIMITIVE >

void ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >::Create

(

const PRIMITIVE &

val

)

Create a value, initializing use count to 1.

Definition at line 113 of file TDrawingAttrs.cxx.

DecrUse()

template<class PRIMITIVE >

void ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >::DecrUse

(

)

Decrease the use count; use count must be >= 1 before the call. Calls Clear() if use count drops to 0.

Definition at line 135 of file TDrawingAttrs.cxx.

Get() [1/2]

template<class PRIMITIVE >

PRIMITIVE& ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >::Get ( )

inline

Value access (non-const).

Definition at line 111 of file TDrawingAttrs.hxx.

Get() [2/2]

template<class PRIMITIVE >

const PRIMITIVE& ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >::Get ( ) const

inline

Value access (const).

Definition at line 114 of file TDrawingAttrs.hxx.

IncrUse()

template<class PRIMITIVE >

void ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >::IncrUse

(

)

Increase the use count; use count must be >= 1 before (i.e. does not create or "resurrect" values).

Definition at line 125 of file TDrawingAttrs.cxx.

IsFree()

template<class PRIMITIVE >

bool ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >::IsFree ( ) const

inline

Whether the use count is 0 and this object has space for a new value.

Definition at line 108 of file TDrawingAttrs.hxx.

Member Data Documentation

fUseCount

template<class PRIMITIVE >

size_t ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >::fUseCount = 1

private

The value's use count.

Definition at line 86 of file TDrawingAttrs.hxx.

fVal

template<class PRIMITIVE >

PRIMITIVE ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >::fVal

private

The value.

Definition at line 84 of file TDrawingAttrs.hxx.

Libraries for ROOT::Experimental::Internal::TDrawingAttrAndUseCount< PRIMITIVE >:

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