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TWebPadPainter Class Reference
Web Display » ROOT 6 Web Display

Implement TVirtualPadPainter which abstracts painting operations.

TWebPadPainter tries to support old Paint methods of the ROOT classes. Main classes (like histograms or graphs) should be painted on JavaScript side

Definition at line 22 of file TWebPadPainter.h.

Public Member Functions

 TWebPadPainter ()
 
void ClearDrawable () override
 
void CopyDrawable (Int_t, Int_t, Int_t) override
 
Int_t CreateDrawable (UInt_t, UInt_t) override
 
void DestroyDrawable (Int_t) override
 
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 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.
 
void DrawTextUrl (Double_t x, Double_t y, const char *text, const char *url) override
 Paint text with url.
 
TClass * IsA () const override
 
Bool_t IsSupportAlpha () const override
 
void SaveImage (TVirtualPad *, const char *, Int_t) const override
 Produce image from WebPadPainter.
 
void SelectDrawable (Int_t) override
 
void SetOpacity (Int_t percent) override
 Set opacity - similar to TVirtualPS usecase.
 
void SetPainting (TWebPainting *p)
 
void Streamer (TBuffer &) override
 
void StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)
 
- 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
 
Short_t GetTextAlign () const override
 
Float_t GetTextAngle () const override
 
Color_t GetTextColor () const override
 
Font_t GetTextFont () const override
 
Float_t GetTextMagnitude () const override
 
Float_t GetTextSize () 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 StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)
 
- Public Member Functions inherited from TVirtualPadPainter
virtual ~TVirtualPadPainter ()
 Virtual dtor.
 
virtual void DrawSegments (Int_t n, Double_t *x, Double_t *y)
 Draw N segments on the pad Exclude segments where both points match.
 
virtual void DrawSegmentsNDC (Int_t n, Double_t *u, Double_t *v)
 Draw N segments in NDC coordinates on the pad Exclude segments where both points match.
 
virtual TVirtualPS * GetPS () const
 
virtual void InitPainter ()
 Empty definition.
 
virtual void InvalidateCS ()
 Empty definition.
 
virtual Bool_t IsCocoa () const
 
virtual Bool_t IsNative () const
 
virtual void LockPainter ()
 Empty definition.
 
virtual void NewPage ()
 
virtual void OnPad (TVirtualPad *)
 
virtual Int_t ResizeDrawable (Int_t, UInt_t, UInt_t)
 
virtual void SetCursor (Int_t win, ECursor cursor)
 Set cursor for specified device, redirect to gVirtualX.
 
virtual void SetDoubleBuffer (Int_t device, Int_t mode)
 Set double buffer mode for specified device, redirect to gVirtualX.
 
virtual void SetDrawMode (Int_t, Int_t)
 
void StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)
 
virtual void UpdateDrawable (Int_t)
 

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.
 

Protected Types

enum  {
  attrLine = 0x1 , attrFill = 0x2 , attrMarker = 0x4 , attrText = 0x8 ,
  attrAll = 0xf
}
 

Protected Member Functions

Float_t * StoreOperation (const std::string &oper, unsigned attrkind, int opersize=0)
 Store operation identifier with appropriate attributes.
 
- 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

TWebPainting * fPainting {nullptr}
 ! object to store all painting, owned by TWebPS object
 
- 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
 

Private Member Functions

 TWebPadPainter (const TWebPadPainter &rhs)=delete
 
 TWebPadPainter (TWebPadPainter &&rhs)=delete
 
TWebPadPainter & operator= (const TWebPadPainter &rhs)=delete
 
TWebPadPainter & operator= (TWebPadPainter &&rhs)=delete
 

Friends

class TWebCanvas
 

Additional Inherited Members

- Public Types inherited from TVirtualPadPainter
enum  EBoxMode { kHollow , kFilled }
 
enum  ETextMode { kClear , kOpaque }
 

#include <TWebPadPainter.h>

Inheritance diagram for TWebPadPainter:
[legend]

Member Enumeration Documentation

◆ anonymous enum

anonymous enum
protected
Enumerator
attrLine 
attrFill 
attrMarker 
attrText 
attrAll 

Definition at line 30 of file TWebPadPainter.h.

Constructor & Destructor Documentation

◆ TWebPadPainter() [1/3]

TWebPadPainter::TWebPadPainter ( )
inline

Definition at line 36 of file TWebPadPainter.h.

◆ TWebPadPainter() [2/3]

TWebPadPainter::TWebPadPainter ( const TWebPadPainter & rhs)
privatedelete

◆ TWebPadPainter() [3/3]

TWebPadPainter::TWebPadPainter ( TWebPadPainter && rhs)
privatedelete

Member Function Documentation

◆ Class()

static TClass * TWebPadPainter::Class ( )
static
Returns
TClass describing this class

◆ Class_Name()

static const char * TWebPadPainter::Class_Name ( )
static
Returns
Name of this class

◆ Class_Version()

static constexpr Version_t TWebPadPainter::Class_Version ( )
inlinestaticconstexpr
Returns
Version of this class

Definition at line 90 of file TWebPadPainter.h.

◆ ClearDrawable()

void TWebPadPainter::ClearDrawable ( )
inlineoverridevirtual

Implements TVirtualPadPainter.

Definition at line 45 of file TWebPadPainter.h.

◆ CopyDrawable()

void TWebPadPainter::CopyDrawable ( Int_t ,
Int_t ,
Int_t  )
inlineoverridevirtual

Implements TVirtualPadPainter.

Definition at line 46 of file TWebPadPainter.h.

◆ CreateDrawable()

Int_t TWebPadPainter::CreateDrawable ( UInt_t ,
UInt_t  )
inlineoverridevirtual

Implements TVirtualPadPainter.

Definition at line 44 of file TWebPadPainter.h.

◆ DeclFileName()

static const char * TWebPadPainter::DeclFileName ( )
inlinestatic
Returns
Name of the file containing the class declaration

Definition at line 90 of file TWebPadPainter.h.

◆ DestroyDrawable()

void TWebPadPainter::DestroyDrawable ( Int_t )
inlineoverridevirtual

Implements TVirtualPadPainter.

Definition at line 47 of file TWebPadPainter.h.

◆ DrawBox()

void TWebPadPainter::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 111 of file TWebPadPainter.cxx.

◆ DrawFillArea() [1/2]

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

Paint filled area.

Implements TVirtualPadPainter.

Definition at line 134 of file TWebPadPainter.cxx.

◆ DrawFillArea() [2/2]

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

Paint filled area.

Implements TVirtualPadPainter.

Definition at line 150 of file TWebPadPainter.cxx.

◆ DrawLine()

void TWebPadPainter::DrawLine ( Double_t x1,
Double_t y1,
Double_t x2,
Double_t y2 )
overridevirtual

Paint a simple line.

Implements TVirtualPadPainter.

Definition at line 73 of file TWebPadPainter.cxx.

◆ DrawLineNDC()

void TWebPadPainter::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 91 of file TWebPadPainter.cxx.

◆ DrawPixels()

void TWebPadPainter::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 63 of file TWebPadPainter.cxx.

◆ DrawPolyLine() [1/2]

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

Paint Polyline.

Implements TVirtualPadPainter.

Definition at line 166 of file TWebPadPainter.cxx.

◆ DrawPolyLine() [2/2]

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

Paint polyline.

Implements TVirtualPadPainter.

Definition at line 182 of file TWebPadPainter.cxx.

◆ DrawPolyLineNDC()

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

Paint polyline in normalized coordinates.

Implements TVirtualPadPainter.

Definition at line 198 of file TWebPadPainter.cxx.

◆ DrawPolyMarker() [1/2]

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

Paint polymarker.

Implements TVirtualPadPainter.

Definition at line 216 of file TWebPadPainter.cxx.

◆ DrawPolyMarker() [2/2]

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

Paint polymarker.

Implements TVirtualPadPainter.

Definition at line 233 of file TWebPadPainter.cxx.

◆ DrawText() [1/2]

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

Paint text.

Implements TVirtualPadPainter.

Definition at line 250 of file TWebPadPainter.cxx.

◆ DrawText() [2/2]

void TWebPadPainter::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 277 of file TWebPadPainter.cxx.

◆ DrawTextNDC() [1/2]

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

Paint text in normalized coordinates.

Implements TVirtualPadPainter.

Definition at line 291 of file TWebPadPainter.cxx.

◆ DrawTextNDC() [2/2]

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

Paint text in normalized coordinates.

Implements TVirtualPadPainter.

Definition at line 306 of file TWebPadPainter.cxx.

◆ DrawTextUrl()

void TWebPadPainter::DrawTextUrl ( Double_t x,
Double_t y,
const char * text,
const char * url )
overridevirtual

Paint text with url.

Reimplemented from TVirtualPadPainter.

Definition at line 262 of file TWebPadPainter.cxx.

◆ IsA()

TClass * TWebPadPainter::IsA ( ) const
inlineoverridevirtual
Returns
TClass describing current object

Reimplemented from TPadPainterBase.

Definition at line 90 of file TWebPadPainter.h.

◆ IsSupportAlpha()

Bool_t TWebPadPainter::IsSupportAlpha ( ) const
inlineoverridevirtual

Reimplemented from TVirtualPadPainter.

Definition at line 81 of file TWebPadPainter.h.

◆ operator=() [1/2]

TWebPadPainter & TWebPadPainter::operator= ( const TWebPadPainter & rhs)
privatedelete

◆ operator=() [2/2]

TWebPadPainter & TWebPadPainter::operator= ( TWebPadPainter && rhs)
privatedelete

◆ SaveImage()

void TWebPadPainter::SaveImage ( TVirtualPad * pad,
const char * fileName,
Int_t gtype ) const
overridevirtual

Produce image from WebPadPainter.

Implements TVirtualPadPainter.

Definition at line 322 of file TWebPadPainter.cxx.

◆ SelectDrawable()

void TWebPadPainter::SelectDrawable ( Int_t )
inlineoverridevirtual

Implements TVirtualPadPainter.

Definition at line 48 of file TWebPadPainter.h.

◆ SetOpacity()

void TWebPadPainter::SetOpacity ( Int_t percent)
overridevirtual

Set opacity - similar to TVirtualPS usecase.

Implements TVirtualPadPainter.

Definition at line 30 of file TWebPadPainter.cxx.

◆ SetPainting()

void TWebPadPainter::SetPainting ( TWebPainting * p)
inline

Definition at line 38 of file TWebPadPainter.h.

◆ StoreOperation()

Float_t * TWebPadPainter::StoreOperation ( const std::string & oper,
unsigned attrkind,
int opersize = 0 )
protected

Store operation identifier with appropriate attributes.

Definition at line 38 of file TWebPadPainter.cxx.

◆ Streamer()

void TWebPadPainter::Streamer ( TBuffer & )
overridevirtual

Reimplemented from TPadPainterBase.

◆ StreamerNVirtual()

void TWebPadPainter::StreamerNVirtual ( TBuffer & ClassDef_StreamerNVirtual_b)
inline

Definition at line 90 of file TWebPadPainter.h.

Friends And Related Symbol Documentation

◆ TWebCanvas

friend class TWebCanvas
friend

Definition at line 24 of file TWebPadPainter.h.

Member Data Documentation

◆ fPainting

TWebPainting* TWebPadPainter::fPainting {nullptr}
protected

! object to store all painting, owned by TWebPS object

Definition at line 28 of file TWebPadPainter.h.

Libraries for TWebPadPainter:
[legend]
The documentation for this class was generated from the following files: