Provides v7 drawing facilities for TObject types (TGraph, TH1, TH2, etc).

Author: Sergey Linev

Date: 2017-05-31

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

Definition at line 37 of file TObjectDrawable.hxx.

Public Types
enum	EKind { kColors = 4 , kStyle = 5 , kPalette = 6 }

Public Types inherited from ROOT::Experimental::RDrawable
using	Version_t = uint64_t

Public Member Functions
	TObjectDrawable ()
	Default constructor.

	TObjectDrawable (const std::shared_ptr< TObject > &obj)
	Constructor.

	TObjectDrawable (const std::shared_ptr< TObject > &obj, const std::string &opt)
	Constructor.

	TObjectDrawable (EKind kind, bool persistent=false)
	Creates special kind for for palette or list of colors One can create persistent, which does not updated to actual values.

	TObjectDrawable (TObject *obj, bool isowner=false)
	Constructor, can take ownership over the object is isowner specified.

	TObjectDrawable (TObject *obj, const std::string &opt, bool isowner=false)
	Constructor, can take ownership over the object is isowner specified.

	~TObjectDrawable () override
	Destructor.

const TObject *	Get ()
	Return assigned object.

void	Reset ()
	Reset object.

void	Set (TObject *obj, bool isowner=false)
	Set object.

void	Set (TObject *obj, const std::string &opt, bool isowner=false)
	Set object.

Public Member Functions inherited from ROOT::Experimental::RDrawable
	RDrawable (const char *csstype)

virtual	~RDrawable ()

void	ClearStyle ()

const std::string &	GetCssClass () const

const char *	GetCssType () const

const std::string &	GetId () const

void	SetCssClass (const std::string &cl)

void	SetId (const std::string &id)

virtual void	UseStyle (const std::shared_ptr< RStyle > &style)

Public Attributes
RAttrFill	fill {this, "fill"}
	! object fill attributes

RAttrLine	line {this, "line"}
	! object line attributes

RAttrMarker	marker {this, "marker"}
	! object marker attributes

RAttrValue< std::string >	options {this, "options"}
	! object draw options

RAttrText	text {this, "text"}
	! object text attributes

Protected Member Functions
void	CollectShared (Internal::RIOSharedVector_t &vect) final

std::unique_ptr< RDisplayItem >	Display (const RDisplayContext &) override
	Create display item which will be delivered to the client.

void	Execute (const std::string &) final
	Execute object method.

void	PopulateMenu (RMenuItems &) final
	fill context menu items for the ROOT class

Protected Member Functions inherited from ROOT::Experimental::RDrawable
	RDrawable (const RDrawable &)=delete

RAttrMap &	GetAttrMap ()

const RAttrMap &	GetAttrMap () const

Version_t	GetVersion () const

virtual bool	IsFrameRequired () const

bool	MatchSelector (const std::string &selector) const
	Preliminary method which checks if drawable matches with given selector Following selector are allowed: "type" or "#id" or ".class_name" Here type is drawable kind like 'rect' or 'pad' id is drawable identifier, specified with RDrawable::SetId() method class_name is drawable class name, specified with RDrawable::SetCssClass() method.

virtual void	OnDisplayItemDestroyed (RDisplayItem *) const

RDrawable &	operator= (const RDrawable &)=delete

void	SetCssType (const char *csstype)

virtual void	SetDrawableVersion (Version_t vers)

Static Protected Member Functions
static void	CheckOwnership (TObject *obj)
	Checks object ownership - used for TH1 directory handling and TF1 globals lists.

static const char *	DetectCssType (const TObject *obj)
	Provide css type.

static void	ExtractObjectColors (std::unique_ptr< TObjectDisplayItem > &item, const TObject *obj)
	Check if object has specified color value and store it in display item Ensure that color matches on client side too.

Private Types
enum	{ kNone = 0 , kObject = 1 }

Private Member Functions
std::unique_ptr< TObject >	CreateSpecials (int kind)
	Create instance of requested special object.

Static Private Member Functions
static std::string	GetColorCode (TColor *col)
	Convert TColor to RGB string for using with SVG.

Private Attributes
const TObject *	fExtObj {nullptr}
	! external object, managed outside of the drawable, not persistent

int	fKind {kNone}
	object kind

Internal::RIOShared< TObject >	fObj
	The object to be painted, owned by the drawable.

#include <ROOT/TObjectDrawable.hxx>

Inheritance diagram for ROOT::Experimental::TObjectDrawable:

[legend]

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

private

Enumerator
kNone	empty container
kObject	plain object

Definition at line 40 of file TObjectDrawable.hxx.

◆ EKind

enum ROOT::Experimental::TObjectDrawable::EKind

Enumerator
kColors	list of ROOT colors
kStyle	instance of TStyle object
kPalette	list of colors from palette

Definition at line 71 of file TObjectDrawable.hxx.

Constructor & Destructor Documentation

◆ TObjectDrawable() [1/6]

TObjectDrawable::TObjectDrawable ( )

Default constructor.

Definition at line 66 of file TObjectDrawable.cxx.

◆ TObjectDrawable() [2/6]

TObjectDrawable::TObjectDrawable	(	TObject *	obj,
		bool	isowner = `false`
	)

Constructor, can take ownership over the object is isowner specified.

Definition at line 73 of file TObjectDrawable.cxx.

◆ TObjectDrawable() [3/6]

TObjectDrawable::TObjectDrawable	(	TObject *	obj,
		const std::string &	opt,
		bool	isowner = `false`
	)

Constructor, can take ownership over the object is isowner specified.

Definition at line 87 of file TObjectDrawable.cxx.

◆ TObjectDrawable() [4/6]

TObjectDrawable::TObjectDrawable ( const std::shared_ptr< TObject > & obj )

Constructor.

Definition at line 95 of file TObjectDrawable.cxx.

◆ TObjectDrawable() [5/6]

TObjectDrawable::TObjectDrawable	(	const std::shared_ptr< TObject > &	obj,
		const std::string &	opt
	)

Constructor.

Definition at line 106 of file TObjectDrawable.cxx.

◆ TObjectDrawable() [6/6]

TObjectDrawable::TObjectDrawable	(	EKind	kind,
		bool	persistent = `false`
	)

Creates special kind for for palette or list of colors One can create persistent, which does not updated to actual values.

Definition at line 115 of file TObjectDrawable.cxx.

◆ ~TObjectDrawable()

TObjectDrawable::~TObjectDrawable ( )

overridedefault

Destructor.

Member Function Documentation

◆ CheckOwnership()

void TObjectDrawable::CheckOwnership ( TObject * obj )

staticprotected

Checks object ownership - used for TH1 directory handling and TF1 globals lists.

Definition at line 35 of file TObjectDrawable.cxx.

◆ CollectShared()

void ROOT::Experimental::TObjectDrawable::CollectShared ( Internal::RIOSharedVector_t & vect )

inlinefinalprotectedvirtual

Reimplemented from ROOT::Experimental::RDrawable.

Definition at line 55 of file TObjectDrawable.hxx.

◆ CreateSpecials()

std::unique_ptr< TObject > TObjectDrawable::CreateSpecials ( int kind )

private

Create instance of requested special object.

Definition at line 197 of file TObjectDrawable.cxx.

◆ DetectCssType()

const char * TObjectDrawable::DetectCssType ( const TObject * obj )

staticprotected

Provide css type.

Definition at line 49 of file TObjectDrawable.cxx.

◆ Display()

std::unique_ptr< RDisplayItem > TObjectDrawable::Display ( const RDisplayContext & ctxt )

overrideprotectedvirtual

Create display item which will be delivered to the client.

Reimplemented from ROOT::Experimental::RDrawable.

Definition at line 282 of file TObjectDrawable.cxx.

◆ Execute()

void TObjectDrawable::Execute ( const std::string & exec )

finalprotectedvirtual

Execute object method.

Reimplemented from ROOT::Experimental::RDrawable.

Definition at line 353 of file TObjectDrawable.cxx.

◆ ExtractObjectColors()

void TObjectDrawable::ExtractObjectColors	(	std::unique_ptr< TObjectDisplayItem > &	item,
		const TObject *	obj
	)

staticprotected

Check if object has specified color value and store it in display item Ensure that color matches on client side too.

Definition at line 239 of file TObjectDrawable.cxx.

◆ Get()

const TObject * TObjectDrawable::Get ( )

Return assigned object.

Definition at line 143 of file TObjectDrawable.cxx.

◆ GetColorCode()

std::string TObjectDrawable::GetColorCode ( TColor * col )

staticprivate

Convert TColor to RGB string for using with SVG.

Definition at line 185 of file TObjectDrawable.cxx.

◆ PopulateMenu()

void TObjectDrawable::PopulateMenu ( RMenuItems & items )

finalprotectedvirtual

fill context menu items for the ROOT class

Reimplemented from ROOT::Experimental::RDrawable.

Definition at line 324 of file TObjectDrawable.cxx.

◆ Reset()

void TObjectDrawable::Reset ( )

Reset object.

Definition at line 132 of file TObjectDrawable.cxx.

◆ Set() [1/2]

void TObjectDrawable::Set	(	TObject *	obj,
		bool	isowner = `false`
	)

Set object.

Definition at line 158 of file TObjectDrawable.cxx.

◆ Set() [2/2]

void TObjectDrawable::Set	(	TObject *	obj,
		const std::string &	opt,
		bool	isowner = `false`
	)

Set object.

Definition at line 176 of file TObjectDrawable.cxx.

Member Data Documentation

◆ fExtObj

const TObject* ROOT::Experimental::TObjectDrawable::fExtObj {nullptr}

private

! external object, managed outside of the drawable, not persistent

Definition at line 47 of file TObjectDrawable.hxx.

◆ fill

RAttrFill ROOT::Experimental::TObjectDrawable::fill {this, "fill"}

! object fill attributes

Definition at line 78 of file TObjectDrawable.hxx.

◆ fKind

int ROOT::Experimental::TObjectDrawable::fKind {kNone}

private

object kind

Definition at line 45 of file TObjectDrawable.hxx.

◆ fObj

Internal::RIOShared<TObject> ROOT::Experimental::TObjectDrawable::fObj

private

The object to be painted, owned by the drawable.

Definition at line 46 of file TObjectDrawable.hxx.

◆ line

RAttrLine ROOT::Experimental::TObjectDrawable::line {this, "line"}

! object line attributes

Definition at line 77 of file TObjectDrawable.hxx.

◆ marker

RAttrMarker ROOT::Experimental::TObjectDrawable::marker {this, "marker"}

! object marker attributes

Definition at line 79 of file TObjectDrawable.hxx.

◆ options

RAttrValue<std::string> ROOT::Experimental::TObjectDrawable::options {this, "options"}

! object draw options

Definition at line 81 of file TObjectDrawable.hxx.

◆ text

RAttrText ROOT::Experimental::TObjectDrawable::text {this, "text"}

! object text attributes

Definition at line 80 of file TObjectDrawable.hxx.

Libraries for ROOT::Experimental::TObjectDrawable:

[legend]

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

graf2d/gpadv7/inc/ROOT/TObjectDrawable.hxx
graf2d/gpadv7/src/TObjectDrawable.cxx

Public Types

Public Member Functions

Public Attributes

Protected Member Functions

Static Protected Member Functions

Private Types

Private Member Functions

Static Private Member Functions

Private Attributes

Member Enumeration Documentation

◆ anonymous enum

◆ EKind

Constructor & Destructor Documentation

◆ TObjectDrawable() [1/6]

◆ TObjectDrawable() [2/6]

◆ TObjectDrawable() [3/6]

◆ TObjectDrawable() [4/6]

◆ TObjectDrawable() [5/6]

◆ TObjectDrawable() [6/6]

◆ ~TObjectDrawable()

Member Function Documentation

◆ CheckOwnership()

◆ CollectShared()

◆ CreateSpecials()

◆ DetectCssType()

◆ Display()

◆ Execute()

◆ ExtractObjectColors()

◆ Get()

◆ GetColorCode()

◆ PopulateMenu()

◆ Reset()

◆ Set() [1/2]

◆ Set() [2/2]

Member Data Documentation

◆ fExtObj

◆ fill

◆ fKind

◆ fObj

◆ line

◆ marker

◆ options

◆ text