template<typename T>
class ROOT::Experimental::RAttrValue< T >

Template class to access single value from drawable or other attributes.

Author: Sergey Linev s.lin.nosp@m.ev@g.nosp@m.si.de

Date: 2020-06-24

Warning: This is part of the ROOT 7 prototype! It will change without notice. It might trigger earthquakes. Feedback is welcome!

Definition at line 26 of file RAttrValue.hxx.

Classes
struct	ValueExtractor
struct	ValueExtractor< Q, false >

Public Member Functions
	RAttrValue ()
	RAttrValue (const RAttrValue &src)
	RAttrValue (const T &dflt)
	RAttrValue (RAttrBase parent, const char name, const T &dflt=T())
	RAttrValue (RDrawable drawable, const char name, const T &dflt=T())
void	Clear () override
T	Get () const
T	GetDefault () const
const char *	GetName () const
bool	Has () const
	operator T () const
RAttrValue &	operator= (const RAttrValue &v)
RAttrValue &	operator= (const T &v)
void	Set (const T &v)

Protected Member Functions
const Rec_t	AccessAttr (const std::string &name) const
	Find attributes container and full-qualified name for value.
const Val_t	AccessValue (const std::string &name, bool use_style=true) const
	Search value with given name in attributes.
void	ClearValue (const std::string &name)
	Clear value if any with specified name.
RAttrMap	CollectDefaults () const override
Rec_t	EnsureAttr (const std::string &name)
	Ensure attribute with give name exists - creates container for attributes if required.
RDrawable *	GetDrawable () const
RAttrMap *	GetOwnAttr () const
RAttrBase *	GetParent () const
const char *	GetPrefix () const
virtual bool	IsAggregation () const
void	MoveTo (RAttrBase &tgt)
	Move all fields into target object.
void	SetNoValue (const std::string &name)
	Set <NoValue> for attribute.

Protected Attributes
T	fDefault {}
	! default value

Private Types
enum	{ kDrawable , kParent , kOwnAttr }

Private Member Functions
void	ClearData ()
	Clear internal data.
RAttrMap *	CreateOwnAttr ()
	Creates own attribute - only if no drawable and no parent are assigned.

Private Attributes
const char *	fPrefix {nullptr}
	! name prefix for all attributes values
enum ROOT::Experimental::RAttrBase:: { ... }	kDrawable
	! kind of data
union {
RDrawable * drawable
RAttrMap * ownattr
RAttrBase * parent
}	nullptr
	! data

Friends
bool	operator!= (const RAttrValue &lhs, const RAttrValue &rhs)
bool	operator!= (const RAttrValue &lhs, const T &rhs)
bool	operator== (const RAttrValue &lhs, const RAttrValue &rhs)
bool	operator== (const RAttrValue &lhs, const T &rhs)

#include <ROOT/RAttrValue.hxx>

Inheritance diagram for ROOT::Experimental::RAttrValue< T >:

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

privateinherited

Enumerator
kDrawable
kParent
kOwnAttr

Definition at line 37 of file RAttrBase.hxx.

Constructor & Destructor Documentation

◆ RAttrValue() [1/5]

template<typename T>

ROOT::Experimental::RAttrValue< T >::RAttrValue ( )

inline

Definition at line 54 of file RAttrValue.hxx.

◆ RAttrValue() [2/5]

template<typename T>

ROOT::Experimental::RAttrValue< T >::RAttrValue ( const T & dflt )

inline

Definition at line 56 of file RAttrValue.hxx.

◆ RAttrValue() [3/5]

template<typename T>

ROOT::Experimental::RAttrValue< T >::RAttrValue	(	RDrawable *	drawable,
		const char *	name,
		const T &	dflt = T() )

inline

Definition at line 58 of file RAttrValue.hxx.

◆ RAttrValue() [4/5]

template<typename T>

ROOT::Experimental::RAttrValue< T >::RAttrValue	(	RAttrBase *	parent,
		const char *	name,
		const T &	dflt = T() )

inline

Definition at line 60 of file RAttrValue.hxx.

◆ RAttrValue() [5/5]

template<typename T>

ROOT::Experimental::RAttrValue< T >::RAttrValue ( const RAttrValue< T > & src )

inline

Definition at line 62 of file RAttrValue.hxx.

Member Function Documentation

◆ AccessAttr()

const Rec_t ROOT::Experimental::RAttrBase::AccessAttr ( const std::string & name ) const

inlineprotectedinherited

Find attributes container and full-qualified name for value.

Definition at line 70 of file RAttrBase.hxx.

◆ AccessValue()

const Val_t ROOT::Experimental::RAttrBase::AccessValue	(	const std::string &	name,
		bool	use_style = true ) const

inlineprotectedinherited

Search value with given name in attributes.

Definition at line 95 of file RAttrBase.hxx.

◆ Clear()

template<typename T>

void ROOT::Experimental::RAttrValue< T >::Clear ( )

inlineoverridevirtual

Implements ROOT::Experimental::RAttrBase.

Definition at line 85 of file RAttrValue.hxx.

◆ ClearData()

void RAttrBase::ClearData ( )

privateinherited

Clear internal data.

Definition at line 26 of file RAttrBase.cxx.

◆ ClearValue()

void RAttrBase::ClearValue ( const std::string & name )

protectedinherited

Clear value if any with specified name.

Definition at line 54 of file RAttrBase.cxx.

◆ CollectDefaults()

template<typename T>

RAttrMap ROOT::Experimental::RAttrValue< T >::CollectDefaults ( ) const

inlineoverrideprotectedvirtual

Implements ROOT::Experimental::RAttrBase.

Definition at line 47 of file RAttrValue.hxx.

◆ CreateOwnAttr()

RAttrMap * RAttrBase::CreateOwnAttr ( )

privateinherited

Creates own attribute - only if no drawable and no parent are assigned.

Definition at line 37 of file RAttrBase.cxx.

◆ EnsureAttr()

Rec_t ROOT::Experimental::RAttrBase::EnsureAttr ( const std::string & name )

inlineprotectedinherited

Ensure attribute with give name exists - creates container for attributes if required.

Definition at line 112 of file RAttrBase.hxx.

◆ Get()

template<typename T>

T ROOT::Experimental::RAttrValue< T >::Get ( ) const

inline

Definition at line 76 of file RAttrValue.hxx.

◆ GetDefault()

template<typename T>

T ROOT::Experimental::RAttrValue< T >::GetDefault ( ) const

inline

Definition at line 68 of file RAttrValue.hxx.

◆ GetDrawable()

RDrawable * ROOT::Experimental::RAttrBase::GetDrawable ( ) const

inlineprotectedinherited

Definition at line 52 of file RAttrBase.hxx.

◆ GetName()

template<typename T>

const char * ROOT::Experimental::RAttrValue< T >::GetName ( ) const

inline

Definition at line 83 of file RAttrValue.hxx.

◆ GetOwnAttr()

RAttrMap * ROOT::Experimental::RAttrBase::GetOwnAttr ( ) const

inlineprotectedinherited

Definition at line 54 of file RAttrBase.hxx.

◆ GetParent()

RAttrBase * ROOT::Experimental::RAttrBase::GetParent ( ) const

inlineprotectedinherited

Definition at line 53 of file RAttrBase.hxx.

◆ GetPrefix()

const char * ROOT::Experimental::RAttrBase::GetPrefix ( ) const

inlineprotectedinherited

Definition at line 153 of file RAttrBase.hxx.

◆ Has()

template<typename T>

bool ROOT::Experimental::RAttrValue< T >::Has ( ) const

inline

Definition at line 87 of file RAttrValue.hxx.

◆ IsAggregation()

virtual bool ROOT::Experimental::RAttrBase::IsAggregation ( ) const

inlineprotectedvirtualinherited

Reimplemented in ROOT::Experimental::RAttrAggregation.

Definition at line 58 of file RAttrBase.hxx.

◆ MoveTo()

void RAttrBase::MoveTo ( RAttrBase & tgt )

protectedinherited

Move all fields into target object.

Definition at line 73 of file RAttrBase.cxx.

◆ operator T()

template<typename T>

ROOT::Experimental::RAttrValue< T >::operator T ( ) const

inline

Definition at line 101 of file RAttrValue.hxx.

◆ operator=() [1/2]

template<typename T>

RAttrValue & ROOT::Experimental::RAttrValue< T >::operator= ( const RAttrValue< T > & v )

inline

Definition at line 99 of file RAttrValue.hxx.

◆ operator=() [2/2]

template<typename T>

RAttrValue & ROOT::Experimental::RAttrValue< T >::operator= ( const T & v )

inline

Definition at line 97 of file RAttrValue.hxx.

◆ Set()

template<typename T>

void ROOT::Experimental::RAttrValue< T >::Set ( const T & v )

inline

Definition at line 70 of file RAttrValue.hxx.

◆ SetNoValue()

void RAttrBase::SetNoValue ( const std::string & name )

protectedinherited

Set <NoValue> for attribute.

Ensure that value can not be configured via style - defaults will be used Equivalent to css syntax { attrname:; }

Definition at line 64 of file RAttrBase.cxx.

◆ operator!= [1/2]

template<typename T>

bool operator!=	(	const RAttrValue< T > &	lhs,
		const RAttrValue< T > &	rhs )

friend

Definition at line 104 of file RAttrValue.hxx.

◆ operator!= [2/2]

template<typename T>

bool operator!=	(	const RAttrValue< T > &	lhs,
		const T &	rhs )

friend

Definition at line 107 of file RAttrValue.hxx.

◆ operator== [1/2]

template<typename T>

bool operator==	(	const RAttrValue< T > &	lhs,
		const RAttrValue< T > &	rhs )

friend

Definition at line 103 of file RAttrValue.hxx.

◆ operator== [2/2]

template<typename T>

bool operator==	(	const RAttrValue< T > &	lhs,
		const T &	rhs )

friend

Definition at line 106 of file RAttrValue.hxx.

Member Data Documentation

◆ drawable

RDrawable* ROOT::Experimental::RAttrBase::drawable

inherited

Definition at line 40 of file RAttrBase.hxx.

◆ fDefault

template<typename T>

T ROOT::Experimental::RAttrValue< T >::fDefault {}

protected

! default value

Definition at line 45 of file RAttrValue.hxx.

◆ fPrefix

const char* ROOT::Experimental::RAttrBase::fPrefix {nullptr}

privateinherited

! name prefix for all attributes values

Definition at line 45 of file RAttrBase.hxx.

◆ []

enum { ... } ROOT::Experimental::RAttrBase::kDrawable

! kind of data

◆ [union]

union { ... } ROOT::Experimental::RAttrBase::nullptr

! data

◆ ownattr

RAttrMap* ROOT::Experimental::RAttrBase::ownattr

inherited

Definition at line 42 of file RAttrBase.hxx.

◆ parent

RAttrBase* ROOT::Experimental::RAttrBase::parent

inherited

Definition at line 41 of file RAttrBase.hxx.

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

graf2d/gpadv7/inc/ROOT/RAttrValue.hxx

Classes

Public Member Functions

Protected Member Functions

Protected Attributes

Private Types

Private Member Functions

Private Attributes

Friends

Member Enumeration Documentation

◆ anonymous enum

Constructor & Destructor Documentation

◆ RAttrValue() [1/5]

◆ RAttrValue() [2/5]

◆ RAttrValue() [3/5]

◆ RAttrValue() [4/5]

◆ RAttrValue() [5/5]

Member Function Documentation

◆ AccessAttr()

◆ AccessValue()

◆ Clear()

◆ ClearData()

◆ ClearValue()

◆ CollectDefaults()

◆ CreateOwnAttr()

◆ EnsureAttr()

◆ Get()

◆ GetDefault()

◆ GetDrawable()

◆ GetName()

◆ GetOwnAttr()

◆ GetParent()

◆ GetPrefix()

◆ Has()

◆ IsAggregation()

◆ MoveTo()

◆ operator T()

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ Set()

◆ SetNoValue()

Friends And Related Symbol Documentation

◆ operator!= [1/2]

◆ operator!= [2/2]

◆ operator== [1/2]

◆ operator== [2/2]

Member Data Documentation

◆ drawable

◆ fDefault

◆ fPrefix

◆ []

◆ [union]

◆ ownattr

◆ parent