Loading [MathJax]/extensions/tex2jax.js
Logo ROOT  
Reference Guide
 
All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros Modules Pages
Loading...
Searching...
No Matches
TGGC Class Reference

Definition at line 31 of file TGGC.h.

Public Member Functions

 TGGC (const TGGC &g)
 Copy a graphics context.
 
 TGGC (GCValues_t *values=nullptr)
 Create a graphics context, registers GC in GCPool.
 
virtual ~TGGC ()
 Delete graphics context.
 
Int_t GetArcMode () const
 
const GCValues_tGetAttributes () const
 
Pixel_t GetBackground () const
 
Int_t GetCapStyle () const
 
Pixmap_t GetClipMask () const
 
Int_t GetClipXOrigin () const
 
Int_t GetClipYOrigin () const
 
const char * GetDashes () const
 
Int_t GetDashLen () const
 
Int_t GetDashOffset () const
 
Int_t GetFillRule () const
 
Int_t GetFillStyle () const
 
FontH_t GetFont () const
 
Pixel_t GetForeground () const
 
EGraphicsFunction GetFunction () const
 
GContext_t GetGC () const
 
Bool_t GetGraphicsExposures () const
 
Int_t GetJoinStyle () const
 
Int_t GetLineStyle () const
 
Int_t GetLineWidth () const
 
Mask_t GetMask () const
 
ULong_t GetPlaneMask () const
 
Pixmap_t GetStipple () const
 
Int_t GetSubwindowMode () const
 
Pixmap_t GetTile () const
 
Int_t GetTileStipXOrigin () const
 
Int_t GetTileStipYOrigin () const
 
GContext_t operator() () const
 Not inline due to a bug in g++ 2.96 20000731 (Red Hat Linux 7.0).
 
TGGCoperator= (const TGGC &rhs)
 Graphics context assignment operator.
 
void Print (Option_t *option="") const
 Print graphics contexts info.
 
void SavePrimitive (std::ostream &out, Option_t *option="")
 Save graphics context info as a C++ statement(s) on output stream out.
 
void SetArcMode (Int_t v)
 Set arc mode (kArcChord, kArcPieSlice).
 
void SetAttributes (GCValues_t *values)
 Set attributes as specified in the values structure.
 
void SetBackground (Pixel_t v)
 Set background color.
 
void SetCapStyle (Int_t v)
 Set cap style (kCapNotLast, kCapButt, kCapRound, kCapProjecting).
 
void SetClipMask (Pixmap_t v)
 Bitmap for clipping.
 
void SetClipXOrigin (Int_t v)
 X origin for clipping.
 
void SetClipYOrigin (Int_t v)
 Y origin for clipping.
 
void SetDashList (const char v[], Int_t len)
 Set dash pattern. First use SetDashOffset() if not 0.
 
void SetDashOffset (Int_t v)
 Patterned/dashed line offset.
 
void SetFillRule (Int_t v)
 Set fill rule (kEvenOddRule, kWindingRule).
 
void SetFillStyle (Int_t v)
 Set fill style (kFillSolid, kFillTiled, kFillStippled, kFillOpaeueStippled).
 
void SetFont (FontH_t v)
 Set font.
 
void SetForeground (Pixel_t v)
 Set foreground color.
 
void SetFunction (EGraphicsFunction v)
 Set graphics context drawing function.
 
void SetGraphicsExposures (Bool_t v)
 True if graphics exposure should be generated.
 
void SetJoinStyle (Int_t v)
 Set line join style (kJoinMiter, kJoinRound, kJoinBevel).
 
void SetLineStyle (Int_t v)
 Set line style (kLineSolid, kLineOnOffDash, kLineDoubleDash).
 
void SetLineWidth (Int_t v)
 Set line width.
 
void SetPlaneMask (ULong_t v)
 Set plane mask.
 
void SetStipple (Pixmap_t v)
 Set 1 plane pixmap for stippling.
 
void SetSubwindowMode (Int_t v)
 Set sub window mode (kClipByChildren, kIncludeInferiors).
 
void SetTile (Pixmap_t v)
 Set tile pixmap for tiling operations.
 
void SetTileStipXOrigin (Int_t v)
 X offset for tile or stipple operations.
 
void SetTileStipYOrigin (Int_t v)
 Y offset for tile or stipple operations.
 
- Public Member Functions inherited from TObject
 TObject ()
 TObject constructor.
 
 TObject (const TObject &object)
 TObject copy ctor.
 
virtual ~TObject ()
 TObject destructor.
 
void AbstractMethod (const char *method) const
 Use this method to implement an "abstract" method that you don't want to leave purely abstract.
 
virtual void AppendPad (Option_t *option="")
 Append graphics object to current pad.
 
virtual void Browse (TBrowser *b)
 Browse object. May be overridden for another default action.
 
ULong_t CheckedHash ()
 Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object.
 
virtual const char * ClassName () const
 Returns name of class to which the object belongs.
 
virtual void Clear (Option_t *="")
 
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility.
 
virtual Int_t Compare (const TObject *obj) const
 Compare abstract method.
 
virtual void Copy (TObject &object) const
 Copy this to obj.
 
virtual void Delete (Option_t *option="")
 Delete this object.
 
virtual Int_t DistancetoPrimitive (Int_t px, Int_t py)
 Computes distance from point (px,py) to the object.
 
virtual void Draw (Option_t *option="")
 Default Draw method for all objects.
 
virtual void DrawClass () const
 Draw class inheritance tree of the class to which this object belongs.
 
virtual TObjectDrawClone (Option_t *option="") const
 Draw a clone of this object in the current selected pad for instance with: gROOT->SetSelectedPad(gPad).
 
virtual void Dump () const
 Dump contents of object on stdout.
 
virtual void Error (const char *method, const char *msgfmt,...) const
 Issue error message.
 
virtual void Execute (const char *method, const char *params, Int_t *error=0)
 Execute method on this object with the given parameter string, e.g.
 
virtual void Execute (TMethod *method, TObjArray *params, Int_t *error=0)
 Execute method on this object with parameters stored in the TObjArray.
 
virtual void ExecuteEvent (Int_t event, Int_t px, Int_t py)
 Execute action corresponding to an event at (px,py).
 
virtual void Fatal (const char *method, const char *msgfmt,...) const
 Issue fatal error message.
 
virtual TObjectFindObject (const char *name) const
 Must be redefined in derived classes.
 
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes.
 
virtual Option_tGetDrawOption () const
 Get option used by the graphics system to draw this object.
 
virtual const char * GetIconName () const
 Returns mime type name of object.
 
virtual const char * GetName () const
 Returns name of object.
 
virtual char * GetObjectInfo (Int_t px, Int_t py) const
 Returns string containing info about the object at position (px,py).
 
virtual Option_tGetOption () const
 
virtual const char * GetTitle () const
 Returns title of object.
 
virtual UInt_t GetUniqueID () const
 Return the unique object id.
 
virtual Bool_t HandleTimer (TTimer *timer)
 Execute action in response of a timer timing out.
 
virtual ULong_t Hash () const
 Return hash value for this object.
 
Bool_t HasInconsistentHash () const
 Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e.
 
virtual void Info (const char *method, const char *msgfmt,...) const
 Issue info message.
 
virtual Bool_t InheritsFrom (const char *classname) const
 Returns kTRUE if object inherits from class "classname".
 
virtual Bool_t InheritsFrom (const TClass *cl) const
 Returns kTRUE if object inherits from TClass cl.
 
virtual void Inspect () const
 Dump contents of this object in a graphics canvas.
 
void InvertBit (UInt_t f)
 
virtual Bool_t IsEqual (const TObject *obj) const
 Default equal comparison (objects are equal if they have the same address in memory).
 
virtual Bool_t IsFolder () const
 Returns kTRUE in case object contains browsable objects (like containers or lists of other objects).
 
R__ALWAYS_INLINE Bool_t IsOnHeap () const
 
virtual Bool_t IsSortable () const
 
R__ALWAYS_INLINE Bool_t IsZombie () const
 
virtual void ls (Option_t *option="") const
 The ls function lists the contents of a class on stdout.
 
void MayNotUse (const char *method) const
 Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary).
 
virtual Bool_t Notify ()
 This method must be overridden to handle object notification.
 
void Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
 Use this method to declare a method obsolete.
 
void operator delete (void *ptr)
 Operator delete.
 
void operator delete[] (void *ptr)
 Operator delete [].
 
voidoperator new (size_t sz)
 
voidoperator new (size_t sz, void *vp)
 
voidoperator new[] (size_t sz)
 
voidoperator new[] (size_t sz, void *vp)
 
TObjectoperator= (const TObject &rhs)
 TObject assignment operator.
 
virtual void Paint (Option_t *option="")
 This method must be overridden if a class wants to paint itself.
 
virtual void Pop ()
 Pop on object drawn in a pad to the top of the display list.
 
virtual Int_t Read (const char *name)
 Read contents of object with specified name from the current directory.
 
virtual void RecursiveRemove (TObject *obj)
 Recursively remove this object from a list.
 
void ResetBit (UInt_t f)
 
virtual void SaveAs (const char *filename="", Option_t *option="") const
 Save this object in the file specified by filename.
 
void SetBit (UInt_t f)
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f.
 
virtual void SetDrawOption (Option_t *option="")
 Set drawing option for object.
 
virtual void SetUniqueID (UInt_t uid)
 Set the unique object id.
 
virtual void SysError (const char *method, const char *msgfmt,...) const
 Issue system error message.
 
R__ALWAYS_INLINE Bool_t TestBit (UInt_t f) const
 
Int_t TestBits (UInt_t f) const
 
virtual void UseCurrentStyle ()
 Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked.
 
virtual void Warning (const char *method, const char *msgfmt,...) const
 Issue warning message.
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0)
 Write this object to the current directory.
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const
 Write this object to the current directory.
 
- Public Member Functions inherited from TRefCnt
 TRefCnt (EReferenceFlag)
 Leave fRefs alone.
 
 TRefCnt (Int_t initRef=0)
 
virtual ~TRefCnt ()
 
void AddReference ()
 
UInt_t References () const
 
UInt_t RemoveReference ()
 
void SetRefCount (UInt_t r)
 

Protected Member Functions

 TGGC (GCValues_t *values, Bool_t calledByGCPool)
 Create a graphics context (only called via TGGCPool::GetGC()).
 
TString GetMaskString () const
 Returns GC mask as a string - used in SavePrimitive().
 
void UpdateValues (GCValues_t *v)
 Update values + mask.
 
- Protected Member Functions inherited from TObject
virtual void DoError (int level, const char *location, const char *fmt, va_list va) const
 Interface to ErrorHandler (protected).
 
void MakeZombie ()
 

Protected Attributes

GContext_t fContext
 
GCValues_t fValues = {}
 
- Protected Attributes inherited from TRefCnt
UInt_t fRefs
 

Friends

class TGGCPool
 

Additional Inherited Members

- Public Types inherited from TObject
enum  {
  kIsOnHeap = 0x01000000 , kNotDeleted = 0x02000000 , kZombie = 0x04000000 , kInconsistent = 0x08000000 ,
  kBitMask = 0x00ffffff
}
 
enum  { kSingleKey = BIT(0) , kOverwrite = BIT(1) , kWriteDelete = BIT(2) }
 
enum  EDeprecatedStatusBits { kObjInCanvas = BIT(3) }
 
enum  EStatusBits {
  kCanDelete = BIT(0) , kMustCleanup = BIT(3) , kIsReferenced = BIT(4) , kHasUUID = BIT(5) ,
  kCannotPick = BIT(6) , kNoContextMenu = BIT(8) , kInvalidObject = BIT(13)
}
 
- Public Types inherited from TRefCnt
enum  EReferenceFlag { kStaticInit }
 
- Static Public Member Functions inherited from TObject
static Long_t GetDtorOnly ()
 Return destructor only flag.
 
static Bool_t GetObjectStat ()
 Get status of object stat flag.
 
static void SetDtorOnly (void *obj)
 Set destructor only flag.
 
static void SetObjectStat (Bool_t stat)
 Turn on/off tracking of objects in the TObjectTable.
 
- Protected Types inherited from TObject
enum  { kOnlyPrepStep = BIT(3) }
 

#include <TGGC.h>

Inheritance diagram for TGGC:
[legend]

Constructor & Destructor Documentation

◆ TGGC() [1/3]

TGGC::TGGC ( GCValues_t values,
Bool_t  calledByGCPool 
)
protected

Create a graphics context (only called via TGGCPool::GetGC()).

Definition at line 37 of file TGGC.cxx.

◆ TGGC() [2/3]

TGGC::TGGC ( GCValues_t values = nullptr)

Create a graphics context, registers GC in GCPool.

Definition at line 61 of file TGGC.cxx.

◆ TGGC() [3/3]

TGGC::TGGC ( const TGGC g)

Copy a graphics context.

Definition at line 83 of file TGGC.cxx.

◆ ~TGGC()

TGGC::~TGGC ( )
virtual

Delete graphics context.

Definition at line 102 of file TGGC.cxx.

Member Function Documentation

◆ GetArcMode()

Int_t TGGC::GetArcMode ( ) const
inline

Definition at line 103 of file TGGC.h.

◆ GetAttributes()

const GCValues_t * TGGC::GetAttributes ( ) const
inline

Definition at line 78 of file TGGC.h.

◆ GetBackground()

Pixel_t TGGC::GetBackground ( ) const
inline

Definition at line 83 of file TGGC.h.

◆ GetCapStyle()

Int_t TGGC::GetCapStyle ( ) const
inline

Definition at line 96 of file TGGC.h.

◆ GetClipMask()

Pixmap_t TGGC::GetClipMask ( ) const
inline

Definition at line 95 of file TGGC.h.

◆ GetClipXOrigin()

Int_t TGGC::GetClipXOrigin ( ) const
inline

Definition at line 93 of file TGGC.h.

◆ GetClipYOrigin()

Int_t TGGC::GetClipYOrigin ( ) const
inline

Definition at line 94 of file TGGC.h.

◆ GetDashes()

const char * TGGC::GetDashes ( ) const
inline

Definition at line 102 of file TGGC.h.

◆ GetDashLen()

Int_t TGGC::GetDashLen ( ) const
inline

Definition at line 101 of file TGGC.h.

◆ GetDashOffset()

Int_t TGGC::GetDashOffset ( ) const
inline

Definition at line 100 of file TGGC.h.

◆ GetFillRule()

Int_t TGGC::GetFillRule ( ) const
inline

Definition at line 99 of file TGGC.h.

◆ GetFillStyle()

Int_t TGGC::GetFillStyle ( ) const
inline

Definition at line 98 of file TGGC.h.

◆ GetFont()

FontH_t TGGC::GetFont ( ) const
inline

Definition at line 91 of file TGGC.h.

◆ GetForeground()

Pixel_t TGGC::GetForeground ( ) const
inline

Definition at line 82 of file TGGC.h.

◆ GetFunction()

EGraphicsFunction TGGC::GetFunction ( ) const
inline

Definition at line 80 of file TGGC.h.

◆ GetGC()

GContext_t TGGC::GetGC ( ) const
inline

Definition at line 50 of file TGGC.h.

◆ GetGraphicsExposures()

Bool_t TGGC::GetGraphicsExposures ( ) const
inline

Definition at line 92 of file TGGC.h.

◆ GetJoinStyle()

Int_t TGGC::GetJoinStyle ( ) const
inline

Definition at line 97 of file TGGC.h.

◆ GetLineStyle()

Int_t TGGC::GetLineStyle ( ) const
inline

Definition at line 85 of file TGGC.h.

◆ GetLineWidth()

Int_t TGGC::GetLineWidth ( ) const
inline

Definition at line 84 of file TGGC.h.

◆ GetMask()

Mask_t TGGC::GetMask ( ) const
inline

Definition at line 79 of file TGGC.h.

◆ GetMaskString()

TString TGGC::GetMaskString ( ) const
protected

Returns GC mask as a string - used in SavePrimitive().

Definition at line 522 of file TGGC.cxx.

◆ GetPlaneMask()

ULong_t TGGC::GetPlaneMask ( ) const
inline

Definition at line 81 of file TGGC.h.

◆ GetStipple()

Pixmap_t TGGC::GetStipple ( ) const
inline

Definition at line 87 of file TGGC.h.

◆ GetSubwindowMode()

Int_t TGGC::GetSubwindowMode ( ) const
inline

Definition at line 90 of file TGGC.h.

◆ GetTile()

Pixmap_t TGGC::GetTile ( ) const
inline

Definition at line 86 of file TGGC.h.

◆ GetTileStipXOrigin()

Int_t TGGC::GetTileStipXOrigin ( ) const
inline

Definition at line 88 of file TGGC.h.

◆ GetTileStipYOrigin()

Int_t TGGC::GetTileStipYOrigin ( ) const
inline

Definition at line 89 of file TGGC.h.

◆ operator()()

GContext_t TGGC::operator() ( ) const

Not inline due to a bug in g++ 2.96 20000731 (Red Hat Linux 7.0).

Definition at line 137 of file TGGC.cxx.

◆ operator=()

TGGC & TGGC::operator= ( const TGGC rhs)

Graphics context assignment operator.

Definition at line 114 of file TGGC.cxx.

◆ Print()

void TGGC::Print ( Option_t option = "") const
virtual

Print graphics contexts info.

Reimplemented from TObject.

Definition at line 513 of file TGGC.cxx.

◆ SavePrimitive()

void TGGC::SavePrimitive ( std::ostream &  out,
Option_t option = "" 
)
virtual

Save graphics context info as a C++ statement(s) on output stream out.

Reimplemented from TObject.

Definition at line 626 of file TGGC.cxx.

◆ SetArcMode()

void TGGC::SetArcMode ( Int_t  v)

Set arc mode (kArcChord, kArcPieSlice).

Definition at line 502 of file TGGC.cxx.

◆ SetAttributes()

void TGGC::SetAttributes ( GCValues_t values)

Set attributes as specified in the values structure.

Definition at line 234 of file TGGC.cxx.

◆ SetBackground()

void TGGC::SetBackground ( Pixel_t  v)

Set background color.

Definition at line 288 of file TGGC.cxx.

◆ SetCapStyle()

void TGGC::SetCapStyle ( Int_t  v)

Set cap style (kCapNotLast, kCapButt, kCapRound, kCapProjecting).

Definition at line 321 of file TGGC.cxx.

◆ SetClipMask()

void TGGC::SetClipMask ( Pixmap_t  v)

Bitmap for clipping.

Definition at line 465 of file TGGC.cxx.

◆ SetClipXOrigin()

void TGGC::SetClipXOrigin ( Int_t  v)

X origin for clipping.

Definition at line 443 of file TGGC.cxx.

◆ SetClipYOrigin()

void TGGC::SetClipYOrigin ( Int_t  v)

Y origin for clipping.

Definition at line 454 of file TGGC.cxx.

◆ SetDashList()

void TGGC::SetDashList ( const char  v[],
Int_t  len 
)

Set dash pattern. First use SetDashOffset() if not 0.

Definition at line 487 of file TGGC.cxx.

◆ SetDashOffset()

void TGGC::SetDashOffset ( Int_t  v)

Patterned/dashed line offset.

Definition at line 476 of file TGGC.cxx.

◆ SetFillRule()

void TGGC::SetFillRule ( Int_t  v)

Set fill rule (kEvenOddRule, kWindingRule).

Definition at line 355 of file TGGC.cxx.

◆ SetFillStyle()

void TGGC::SetFillStyle ( Int_t  v)

Set fill style (kFillSolid, kFillTiled, kFillStippled, kFillOpaeueStippled).

Definition at line 344 of file TGGC.cxx.

◆ SetFont()

void TGGC::SetFont ( FontH_t  v)

Set font.

Definition at line 410 of file TGGC.cxx.

◆ SetForeground()

void TGGC::SetForeground ( Pixel_t  v)

Set foreground color.

Definition at line 277 of file TGGC.cxx.

◆ SetFunction()

void TGGC::SetFunction ( EGraphicsFunction  v)

Set graphics context drawing function.

Definition at line 255 of file TGGC.cxx.

◆ SetGraphicsExposures()

void TGGC::SetGraphicsExposures ( Bool_t  v)

True if graphics exposure should be generated.

Definition at line 432 of file TGGC.cxx.

◆ SetJoinStyle()

void TGGC::SetJoinStyle ( Int_t  v)

Set line join style (kJoinMiter, kJoinRound, kJoinBevel).

Definition at line 332 of file TGGC.cxx.

◆ SetLineStyle()

void TGGC::SetLineStyle ( Int_t  v)

Set line style (kLineSolid, kLineOnOffDash, kLineDoubleDash).

Definition at line 310 of file TGGC.cxx.

◆ SetLineWidth()

void TGGC::SetLineWidth ( Int_t  v)

Set line width.

Definition at line 299 of file TGGC.cxx.

◆ SetPlaneMask()

void TGGC::SetPlaneMask ( ULong_t  v)

Set plane mask.

Definition at line 266 of file TGGC.cxx.

◆ SetStipple()

void TGGC::SetStipple ( Pixmap_t  v)

Set 1 plane pixmap for stippling.

Definition at line 377 of file TGGC.cxx.

◆ SetSubwindowMode()

void TGGC::SetSubwindowMode ( Int_t  v)

Set sub window mode (kClipByChildren, kIncludeInferiors).

Definition at line 421 of file TGGC.cxx.

◆ SetTile()

void TGGC::SetTile ( Pixmap_t  v)

Set tile pixmap for tiling operations.

Definition at line 366 of file TGGC.cxx.

◆ SetTileStipXOrigin()

void TGGC::SetTileStipXOrigin ( Int_t  v)

X offset for tile or stipple operations.

Definition at line 388 of file TGGC.cxx.

◆ SetTileStipYOrigin()

void TGGC::SetTileStipYOrigin ( Int_t  v)

Y offset for tile or stipple operations.

Definition at line 399 of file TGGC.cxx.

◆ UpdateValues()

void TGGC::UpdateValues ( GCValues_t v)
protected

Update values + mask.

Definition at line 145 of file TGGC.cxx.

Friends And Related Symbol Documentation

◆ TGGCPool

friend class TGGCPool
friend

Definition at line 33 of file TGGC.h.

Member Data Documentation

◆ fContext

GContext_t TGGC::fContext
protected

Definition at line 37 of file TGGC.h.

◆ fValues

GCValues_t TGGC::fValues = {}
protected

Definition at line 36 of file TGGC.h.

Libraries for TGGC:

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