Implement TVirtualPadPainter which abstracts painting operations.

Definition at line 25 of file TPadPainter.h.

Public Member Functions
	TPadPainter ()
	Empty ctor. We need it only because of explicit copy ctor.

void	ClearDrawable () override
	Clear the current gVirtualX window - calling gVirtualX->ClearWindowW.

void	ClearWindow (Int_t device) override
	Clear specified window - calling gVirtualX->ClearWindowW.

void	CopyDrawable (Int_t device, Int_t px, Int_t py) override
	Copy a gVirtualX pixmap.

Int_t	CreateDrawable (UInt_t w, UInt_t h) override
	Create a gVirtualX Pixmap.

void	DestroyDrawable (Int_t device) override
	Close the current gVirtualX pixmap.

void	DrawBox (Double_t x1, Double_t y1, Double_t x2, Double_t y2, EBoxMode mode) override
	Paint a simple box.

void	DrawFillArea (Int_t n, const Double_t x, const Double_t y) override
	Paint filled area.

void	DrawFillArea (Int_t n, const Float_t x, const Float_t y) override
	Paint filled area.

void	DrawLine (Double_t x1, Double_t y1, Double_t x2, Double_t y2) override
	Paint a simple line.

void	DrawLineNDC (Double_t u1, Double_t v1, Double_t u2, Double_t v2) override
	Paint a simple line in normalized coordinates.

void	DrawPixels (const unsigned char *pixelData, UInt_t width, UInt_t height, Int_t dstX, Int_t dstY, Bool_t enableAlphaBlending) override
	Noop, for non-gl pad TASImage calls gVirtualX->CopyArea.

void	DrawPolyLine (Int_t n, const Double_t x, const Double_t y) override
	Paint Polyline.

void	DrawPolyLine (Int_t n, const Float_t x, const Float_t y) override
	Paint polyline.

void	DrawPolyLineNDC (Int_t n, const Double_t u, const Double_t v) override
	Paint polyline in normalized coordinates.

void	DrawPolyMarker (Int_t n, const Double_t x, const Double_t y) override
	Paint polymarker.

void	DrawPolyMarker (Int_t n, const Float_t x, const Float_t y) override
	Paint polymarker.

void	DrawSegments (Int_t n, Double_t x, Double_t y) override
	Paint N segments on the pad.

void	DrawSegmentsNDC (Int_t n, Double_t u, Double_t v) override
	Paint N segments in normalized coordinates on the pad.

void	DrawText (Double_t x, Double_t y, const char *text, ETextMode mode) override
	Paint text.

void	DrawText (Double_t x, Double_t y, const wchar_t *text, ETextMode mode) override
	Special version working with wchar_t and required by TMathText.

void	DrawTextNDC (Double_t u, Double_t v, const char *text, ETextMode mode) override
	Paint text in normalized coordinates.

void	DrawTextNDC (Double_t u, Double_t v, const wchar_t *text, ETextMode mode) override
	Paint text in normalized coordinates.

Float_t	GetTextMagnitude () const override
	Delegate to gVirtualX.

TClass *	IsA () const override

Bool_t	IsCocoa () const override
	Returns true when cocoa backend is used.

Bool_t	IsNative () const override

Bool_t	IsSupportAlpha () const override
	Returns true if trasnparent colors are supported.

void	OnPad (TVirtualPad *pad) override

Int_t	ResizeDrawable (Int_t device, UInt_t w, UInt_t h) override
	Resize a gVirtualX Pixmap.

void	SaveImage (TVirtualPad pad, const char fileName, Int_t type) const override
	Save the image displayed in the canvas pointed by "pad" into a binary file.

void	SelectDrawable (Int_t device) override
	Select the window in which the graphics will go.

void	SetAttFill (const TAttFill &att) override
	Set fill attributes.

void	SetAttLine (const TAttLine &att) override
	Set line attributes.

void	SetAttMarker (const TAttMarker &att) override
	Set marker attributes.

void	SetAttText (const TAttText &att) override
	Set text attributes.

void	SetDoubleBuffer (Int_t device, Int_t mode) override
	Set double buffer mode for specified device.

void	SetDrawMode (Int_t device, Int_t mode) override
	Set drawing mode for specified device.

void	SetOpacity (Int_t percent) override
	Delegate to gVirtualX.

void	Streamer (TBuffer &) override

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

void	UpdateDrawable (Int_t mode) override
	Call low-level update of selected drawable, redirect to gVirtualX.

Public Member Functions inherited from TPadPainterBase
const TAttFill &	GetAttFill () const override

const TAttLine &	GetAttLine () const override
	Get line attributes.

const TAttMarker &	GetAttMarker () const override
	Get marker attributes.

const TAttText &	GetAttText () const override
	Get text attributes.

Color_t	GetFillColor () const override

Style_t	GetFillStyle () const override

Color_t	GetLineColor () const override

Style_t	GetLineStyle () const override

Width_t	GetLineWidth () const override

Color_t	GetMarkerColor () const override

Size_t	GetMarkerSize () const override

Style_t	GetMarkerStyle () const override

UInt_t	GetTextAdvance (Font_t font, Double_t size, const char *text, Bool_t kern) override
	Returns text advance.

Short_t	GetTextAlign () const override

Float_t	GetTextAngle () const override

void	GetTextAscentDescent (Font_t font, Double_t size, UInt_t &a, UInt_t &d, const char *mess) override
	Returns text accent / descent.

void	GetTextAscentDescent (Font_t font, Double_t size, UInt_t &a, UInt_t &d, const wchar_t *mess) override
	Returns text accent / descent.

Color_t	GetTextColor () const override

void	GetTextExtent (Font_t font, Double_t size, UInt_t &w, UInt_t &h, const char *mess) override
	Returns text extend.

void	GetTextExtent (Font_t font, Double_t size, UInt_t &w, UInt_t &h, const wchar_t *mess) override
	Returns text extend.

Font_t	GetTextFont () const override

Float_t	GetTextMagnitude () const override

Float_t	GetTextSize () const override

TClass *	IsA () const override

Bool_t	IsTransparent () const override

void	SetAttFill (const TAttFill &att) override
	Set fill attributes.

void	SetAttLine (const TAttLine &att) override
	Set line attributes.

void	SetAttMarker (const TAttMarker &att) override
	Set marker attributes.

void	SetAttText (const TAttText &att) override
	Set text attributes.

void	SetFillColor (Color_t fcolor) override

void	SetFillStyle (Style_t fstyle) override

void	SetLineColor (Color_t lcolor) override

void	SetLineStyle (Style_t lstyle) override

void	SetLineWidth (Width_t lwidth) override

void	SetMarkerColor (Color_t mcolor) override

void	SetMarkerSize (Size_t msize) override

void	SetMarkerStyle (Style_t mstyle) override

void	SetTextAlign (Short_t align) override

void	SetTextAngle (Float_t tangle) override

void	SetTextColor (Color_t tcolor) override

void	SetTextFont (Font_t tfont) override

void	SetTextSize (Float_t tsize) override

void	SetTextSizePixels (Int_t npixels) override

void	Streamer (TBuffer &) override

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Public Member Functions inherited from TVirtualPadPainter
virtual	~TVirtualPadPainter ()
	Virtual dtor.

virtual void	DrawTextUrl (Double_t x, Double_t y, const char text, const char url)
	Draw text with url link By default only text is drawn.

virtual TVirtualPS *	GetPS () const

virtual Bool_t	HasTTFonts () const
	Return true if TTF font can be used.

virtual void	InitPainter ()
	Empty definition.

virtual void	InvalidateCS ()
	Empty definition.

virtual void	LockPainter ()
	Empty definition.

virtual void	NewPage ()

virtual void	SetCursor (Int_t win, ECursor cursor)
	Set cursor for specified device, redirect to gVirtualX.

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Static Public Member Functions
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

Static Public Member Functions inherited from TPadPainterBase
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

Static Public Member Functions inherited from TVirtualPadPainter
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

static TVirtualPadPainter *	PadPainter (Option_t *opt="")
	Create a pad painter of specified type.

Private Member Functions
	TPadPainter (const TPadPainter &)=delete

	TPadPainter (TPadPainter &&)=delete

TPadPainter &	operator= (const TPadPainter &)=delete

TPadPainter &	operator= (TPadPainter &&)=delete

Private Attributes
Int_t	fDoubleBuffer

TVirtualPad *	fPad = nullptr

WinContext_t	fWinContext

Additional Inherited Members
Public Types inherited from TVirtualPadPainter
enum	EBoxMode { kHollow , kFilled }

enum	ETextMode { kClear , kOpaque }

Protected Member Functions inherited from TPadPainterBase
TAttFill	GetAttFillInternal (Bool_t with_transparency)
	Returns fill attributes after modification Checks for special fill styles 4000 .

Protected Attributes inherited from TPadPainterBase
TAttFill	fAttFill
	current fill attributes

TAttLine	fAttLine
	current line attributes

TAttMarker	fAttMarker
	current marker attributes

TAttText	fAttText
	current text attributes

Bool_t	fFullyTransparent = kFALSE
	if transformed fill attributes fully transparent

#include <TPadPainter.h>

Inheritance diagram for TPadPainter:

[legend]

Constructor & Destructor Documentation

◆ TPadPainter() [1/3]

TPadPainter::TPadPainter ( )

Empty ctor. We need it only because of explicit copy ctor.

Definition at line 71 of file TPadPainter.cxx.

◆ TPadPainter() [2/3]

TPadPainter::TPadPainter ( const TPadPainter & )

privatedelete

◆ TPadPainter() [3/3]

TPadPainter::TPadPainter ( TPadPainter && )

privatedelete

Member Function Documentation

◆ Class()

static TClass * TPadPainter::Class ( )

static

Returns: TClass describing this class

◆ Class_Name()

static const char * TPadPainter::Class_Name ( )

static

Returns: Name of this class

◆ Class_Version()

static constexpr Version_t TPadPainter::Class_Version ( )

inlinestaticconstexpr

Returns: Version of this class

Definition at line 103 of file TPadPainter.h.

◆ ClearDrawable()

void TPadPainter::ClearDrawable ( )

overridevirtual

Clear the current gVirtualX window - calling gVirtualX->ClearWindowW.

Implements TVirtualPadPainter.

Definition at line 139 of file TPadPainter.cxx.

◆ ClearWindow()

void TPadPainter::ClearWindow ( Int_t device )

overridevirtual

Clear specified window - calling gVirtualX->ClearWindowW.

Reimplemented from TVirtualPadPainter.

Definition at line 148 of file TPadPainter.cxx.

◆ CopyDrawable()

void TPadPainter::CopyDrawable	(	Int_t	device,
		Int_t	px,
		Int_t	py )

overridevirtual

Copy a gVirtualX pixmap.

Implements TVirtualPadPainter.

Definition at line 158 of file TPadPainter.cxx.

◆ CreateDrawable()

Int_t TPadPainter::CreateDrawable	(	UInt_t	w,
		UInt_t	h )

overridevirtual

Create a gVirtualX Pixmap.

Implements TVirtualPadPainter.

Definition at line 106 of file TPadPainter.cxx.

◆ DeclFileName()

static const char * TPadPainter::DeclFileName ( )

inlinestatic

Returns: Name of the file containing the class declaration

Definition at line 103 of file TPadPainter.h.

◆ DestroyDrawable()

void TPadPainter::DestroyDrawable ( Int_t device )

overridevirtual

Close the current gVirtualX pixmap.

Implements TVirtualPadPainter.

Definition at line 166 of file TPadPainter.cxx.

◆ DrawBox()

void TPadPainter::DrawBox	(	Double_t	x1,
		Double_t	y1,
		Double_t	x2,
		Double_t	y2,
		EBoxMode	mode )

overridevirtual

Paint a simple box.

Implements TVirtualPadPainter.

Definition at line 304 of file TPadPainter.cxx.

◆ DrawFillArea() [1/2]

void TPadPainter::DrawFillArea	(	Int_t	n,
		const Double_t *	x,
		const Double_t *	y )

overridevirtual

Paint filled area.

Implements TVirtualPadPainter.

Definition at line 329 of file TPadPainter.cxx.

◆ DrawFillArea() [2/2]

void TPadPainter::DrawFillArea	(	Int_t	n,
		const Float_t *	x,
		const Float_t *	y )

overridevirtual

Paint filled area.

Implements TVirtualPadPainter.

Definition at line 344 of file TPadPainter.cxx.

◆ DrawLine()

void TPadPainter::DrawLine	(	Double_t	x1,
		Double_t	y1,
		Double_t	x2,
		Double_t	y2 )

overridevirtual

Paint a simple line.

Implements TVirtualPadPainter.

Definition at line 272 of file TPadPainter.cxx.

◆ DrawLineNDC()

void TPadPainter::DrawLineNDC	(	Double_t	u1,
		Double_t	v1,
		Double_t	u2,
		Double_t	v2 )

overridevirtual

Paint a simple line in normalized coordinates.

Implements TVirtualPadPainter.

Definition at line 288 of file TPadPainter.cxx.

◆ DrawPixels()

void TPadPainter::DrawPixels	(	const unsigned char *	pixelData,
		UInt_t	width,
		UInt_t	height,
		Int_t	dstX,
		Int_t	dstY,
		Bool_t	enableAlphaBlending )

overridevirtual

Noop, for non-gl pad TASImage calls gVirtualX->CopyArea.

Implements TVirtualPadPainter.

Definition at line 213 of file TPadPainter.cxx.

◆ DrawPolyLine() [1/2]

void TPadPainter::DrawPolyLine	(	Int_t	n,
		const Double_t *	x,
		const Double_t *	y )

overridevirtual

Paint Polyline.

Implements TVirtualPadPainter.

Definition at line 358 of file TPadPainter.cxx.

◆ DrawPolyLine() [2/2]

void TPadPainter::DrawPolyLine	(	Int_t	n,
		const Float_t *	x,
		const Float_t *	y )

overridevirtual

Paint polyline.

Implements TVirtualPadPainter.

Definition at line 375 of file TPadPainter.cxx.

◆ DrawPolyLineNDC()

void TPadPainter::DrawPolyLineNDC	(	Int_t	n,
		const Double_t *	u,
		const Double_t *	v )

overridevirtual

Paint polyline in normalized coordinates.

Implements TVirtualPadPainter.

Definition at line 392 of file TPadPainter.cxx.

◆ DrawPolyMarker() [1/2]

void TPadPainter::DrawPolyMarker	(	Int_t	n,
		const Double_t *	x,
		const Double_t *	y )

overridevirtual

Paint polymarker.

Implements TVirtualPadPainter.

Definition at line 479 of file TPadPainter.cxx.

◆ DrawPolyMarker() [2/2]

void TPadPainter::DrawPolyMarker	(	Int_t	n,
		const Float_t *	x,
		const Float_t *	y )

overridevirtual

Paint polymarker.

Implements TVirtualPadPainter.

Definition at line 493 of file TPadPainter.cxx.

◆ DrawSegments()

void TPadPainter::DrawSegments	(	Int_t	n,
		Double_t *	x,
		Double_t *	y )

overridevirtual

Paint N segments on the pad.

Reimplemented from TVirtualPadPainter.

Definition at line 415 of file TPadPainter.cxx.

◆ DrawSegmentsNDC()

void TPadPainter::DrawSegmentsNDC	(	Int_t	n,
		Double_t *	u,
		Double_t *	v )

overridevirtual

Paint N segments in normalized coordinates on the pad.

Reimplemented from TVirtualPadPainter.

Definition at line 446 of file TPadPainter.cxx.

◆ DrawText() [1/2]

void TPadPainter::DrawText	(	Double_t	x,
		Double_t	y,
		const char *	text,
		ETextMode	mode )

overridevirtual

Paint text.

Implements TVirtualPadPainter.

Definition at line 507 of file TPadPainter.cxx.

◆ DrawText() [2/2]

void TPadPainter::DrawText	(	Double_t	x,
		Double_t	y,
		const wchar_t *	text,
		ETextMode	mode )

overridevirtual

Special version working with wchar_t and required by TMathText.

Implements TVirtualPadPainter.

Definition at line 520 of file TPadPainter.cxx.

◆ DrawTextNDC() [1/2]

void TPadPainter::DrawTextNDC	(	Double_t	u,
		Double_t	v,
		const char *	text,
		ETextMode	mode )

overridevirtual

Paint text in normalized coordinates.

Implements TVirtualPadPainter.

Definition at line 533 of file TPadPainter.cxx.

◆ DrawTextNDC() [2/2]

void TPadPainter::DrawTextNDC	(	Double_t	u,
		Double_t	v,
		const wchar_t *	text,
		ETextMode	mode )

overridevirtual

Paint text in normalized coordinates.

Implements TVirtualPadPainter.

Definition at line 612 of file TPadPainter.cxx.

◆ GetTextMagnitude()

Float_t TPadPainter::GetTextMagnitude ( ) const

overridevirtual

Delegate to gVirtualX.

Implements TVirtualPadPainter.

Definition at line 98 of file TPadPainter.cxx.

◆ IsA()

TClass * TPadPainter::IsA ( ) const

inlineoverridevirtual

Returns: TClass describing current object

Reimplemented from TVirtualPadPainter.

Definition at line 103 of file TPadPainter.h.

◆ IsCocoa()

Bool_t TPadPainter::IsCocoa ( ) const

overridevirtual

Returns true when cocoa backend is used.

Reimplemented from TVirtualPadPainter.

Definition at line 123 of file TPadPainter.cxx.

◆ IsNative()

Bool_t TPadPainter::IsNative ( ) const

inlineoverridevirtual

Reimplemented from TVirtualPadPainter.

Definition at line 90 of file TPadPainter.h.

◆ IsSupportAlpha()

Bool_t TPadPainter::IsSupportAlpha ( ) const

overridevirtual

Returns true if trasnparent colors are supported.

Reimplemented from TVirtualPadPainter.

Definition at line 131 of file TPadPainter.cxx.

◆ OnPad()

void TPadPainter::OnPad ( TVirtualPad * pad )

inlineoverridevirtual

Reimplemented from TVirtualPadPainter.

Definition at line 88 of file TPadPainter.h.

◆ operator=() [1/2]

TPadPainter & TPadPainter::operator= ( const TPadPainter & )

privatedelete

◆ operator=() [2/2]

TPadPainter & TPadPainter::operator= ( TPadPainter && )

privatedelete

◆ ResizeDrawable()

Int_t TPadPainter::ResizeDrawable	(	Int_t	device,
		UInt_t	w,
		UInt_t	h )

overridevirtual

Resize a gVirtualX Pixmap.

Reimplemented from TVirtualPadPainter.

Definition at line 114 of file TPadPainter.cxx.

◆ SaveImage()

void TPadPainter::SaveImage	(	TVirtualPad *	pad,
		const char *	fileName,
		Int_t	type ) const

overridevirtual

Save the image displayed in the canvas pointed by "pad" into a binary file.

Implements TVirtualPadPainter.

Definition at line 546 of file TPadPainter.cxx.

◆ SelectDrawable()

void TPadPainter::SelectDrawable ( Int_t device )

overridevirtual

Select the window in which the graphics will go.

Implements TVirtualPadPainter.

Definition at line 176 of file TPadPainter.cxx.

◆ SetAttFill()

void TPadPainter::SetAttFill ( const TAttFill & att )

overridevirtual

Set fill attributes.

Reimplemented from TVirtualPadPainter.

Definition at line 221 of file TPadPainter.cxx.

◆ SetAttLine()

void TPadPainter::SetAttLine ( const TAttLine & att )

overridevirtual

Set line attributes.

Reimplemented from TVirtualPadPainter.

Definition at line 233 of file TPadPainter.cxx.

◆ SetAttMarker()

void TPadPainter::SetAttMarker ( const TAttMarker & att )

overridevirtual

Set marker attributes.

Reimplemented from TVirtualPadPainter.

Definition at line 243 of file TPadPainter.cxx.

◆ SetAttText()

void TPadPainter::SetAttText ( const TAttText & att )

overridevirtual

Set text attributes.

Reimplemented from TVirtualPadPainter.

Definition at line 253 of file TPadPainter.cxx.

◆ SetDoubleBuffer()

void TPadPainter::SetDoubleBuffer	(	Int_t	device,
		Int_t	mode )

overridevirtual

Set double buffer mode for specified device.

Reimplemented from TVirtualPadPainter.

Definition at line 201 of file TPadPainter.cxx.

◆ SetDrawMode()

void TPadPainter::SetDrawMode	(	Int_t	device,
		Int_t	mode )

overridevirtual

Set drawing mode for specified device.

Reimplemented from TVirtualPadPainter.

Definition at line 193 of file TPadPainter.cxx.

◆ SetOpacity()

void TPadPainter::SetOpacity ( Int_t percent )

overridevirtual

Delegate to gVirtualX.

Implements TVirtualPadPainter.

Definition at line 90 of file TPadPainter.cxx.

◆ Streamer()

void TPadPainter::Streamer ( TBuffer & )

overridevirtual

Reimplemented from TVirtualPadPainter.

◆ StreamerNVirtual()

void TPadPainter::StreamerNVirtual ( TBuffer & ClassDef_StreamerNVirtual_b )

inline

Definition at line 103 of file TPadPainter.h.

◆ UpdateDrawable()

void TPadPainter::UpdateDrawable ( Int_t mode )

overridevirtual

Call low-level update of selected drawable, redirect to gVirtualX.

Reimplemented from TVirtualPadPainter.

Definition at line 185 of file TPadPainter.cxx.

Member Data Documentation

◆ fDoubleBuffer

Int_t TPadPainter::fDoubleBuffer

private

Definition at line 27 of file TPadPainter.h.

◆ fPad

TVirtualPad* TPadPainter::fPad = nullptr

private

Definition at line 28 of file TPadPainter.h.

◆ fWinContext

WinContext_t TPadPainter::fWinContext

private

Definition at line 26 of file TPadPainter.h.

Libraries for TPadPainter:

[legend]

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

graf2d/gpad/inc/TPadPainter.h
graf2d/gpad/src/TPadPainter.cxx

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Constructor & Destructor Documentation

◆ TPadPainter() [1/3]

◆ TPadPainter() [2/3]

◆ TPadPainter() [3/3]

Member Function Documentation

◆ Class()

◆ Class_Name()

◆ Class_Version()

◆ ClearDrawable()

◆ ClearWindow()

◆ CopyDrawable()

◆ CreateDrawable()

◆ DeclFileName()

◆ DestroyDrawable()

◆ DrawBox()

◆ DrawFillArea() [1/2]

◆ DrawFillArea() [2/2]

◆ DrawLine()

◆ DrawLineNDC()

◆ DrawPixels()

◆ DrawPolyLine() [1/2]

◆ DrawPolyLine() [2/2]

◆ DrawPolyLineNDC()

◆ DrawPolyMarker() [1/2]

◆ DrawPolyMarker() [2/2]

◆ DrawSegments()

◆ DrawSegmentsNDC()

◆ DrawText() [1/2]

◆ DrawText() [2/2]

◆ DrawTextNDC() [1/2]

◆ DrawTextNDC() [2/2]

◆ GetTextMagnitude()

◆ IsA()

◆ IsCocoa()

◆ IsNative()

◆ IsSupportAlpha()

◆ OnPad()

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ ResizeDrawable()

◆ SaveImage()

◆ SelectDrawable()

◆ SetAttFill()

◆ SetAttLine()

◆ SetAttMarker()

◆ SetAttText()

◆ SetDoubleBuffer()

◆ SetDrawMode()

◆ SetOpacity()

◆ Streamer()

◆ StreamerNVirtual()

◆ UpdateDrawable()

Member Data Documentation

◆ fDoubleBuffer

◆ fPad

◆ fWinContext