ROOT::Experimental::TObjectDrawable Class Reference

Provides v7 drawing facilities for TObject types (TGraph 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 30 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 ()
	TObjectDrawable (const std::shared_ptr< TObject > &obj, const std::string &opt="")
	TObjectDrawable (EKind kind, bool persistent=false)
virtual	~TObjectDrawable ()=default
Public Member Functions inherited from ROOT::Experimental::RDrawable
	RDrawable (const std::string &type)
virtual	~RDrawable ()
void	ClearStyle ()
const std::string &	GetCssClass () const
const std::string &	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)

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
void	PopulateMenu (RMenuItems &) final
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
virtual void	SetDrawableVersion (Version_t vers)

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

Private Member Functions
std::unique_ptr< TObject >	CreateSpecials (int kind)
	Create instance of requested special object.
const char *	GetColorCode (TColor *col)
	Convert TColor to RGB string for using with SVG.

Private Attributes
int	fKind {kNone}
	object kind
Internal::RIOShared< TObject >	fObj
	The object to be painted.
std::string	fOpts
	drawing options

#include <ROOT/TObjectDrawable.hxx>

Inheritance diagram for ROOT::Experimental::TObjectDrawable:

Member Enumeration Documentation

anonymous enum

anonymous enum

private

Enumerator
kNone	empty container
kObject	plain object

Definition at line 33 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 58 of file TObjectDrawable.hxx.

Constructor & Destructor Documentation

TObjectDrawable() [1/3]

ROOT::Experimental::TObjectDrawable::TObjectDrawable ( )

inline

Definition at line 64 of file TObjectDrawable.hxx.

TObjectDrawable() [2/3]

ROOT::Experimental::TObjectDrawable::TObjectDrawable ( const std::shared_ptr< TObject > &  obj, const std::string &  opt = ""  )

inline

Definition at line 66 of file TObjectDrawable.hxx.

TObjectDrawable() [3/3]

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

Definition at line 28 of file TObjectDrawable.cxx.

~TObjectDrawable()

virtual ROOT::Experimental::TObjectDrawable::~TObjectDrawable ( )

virtualdefault

Member Function Documentation

CollectShared()

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

inlinefinalprotectedvirtual

Reimplemented from ROOT::Experimental::RDrawable.

Definition at line 48 of file TObjectDrawable.hxx.

CreateSpecials()

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

private

Create instance of requested special object.

Definition at line 54 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 96 of file TObjectDrawable.cxx.

Execute()

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

finalprotectedvirtual

Reimplemented from ROOT::Experimental::RDrawable.

Definition at line 116 of file TObjectDrawable.cxx.

GetColorCode()

const char * TObjectDrawable::GetColorCode ( TColor *  col )

private

Convert TColor to RGB string for using with SVG.

Definition at line 39 of file TObjectDrawable.cxx.

PopulateMenu()

void TObjectDrawable::PopulateMenu ( RMenuItems &  items )

finalprotectedvirtual

Reimplemented from ROOT::Experimental::RDrawable.

Definition at line 109 of file TObjectDrawable.cxx.

Member Data Documentation

fKind

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

private

object kind

Definition at line 38 of file TObjectDrawable.hxx.

fObj

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

private

The object to be painted.

Definition at line 39 of file TObjectDrawable.hxx.

fOpts

std::string ROOT::Experimental::TObjectDrawable::fOpts

private

drawing options

Definition at line 40 of file TObjectDrawable.hxx.

Libraries for ROOT::Experimental::TObjectDrawable:

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

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