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ROOT 6.14/05 Reference Guide |
Public Types | |
enum | { kLineNDC = BIT(14), kVertical = BIT(15), kHorizontal = BIT(16) } |
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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 Member Functions | |
TLine () | |
Line default constructor. More... | |
TLine (Double_t x1, Double_t y1, Double_t x2, Double_t y2) | |
Line normal constructor. More... | |
TLine (const TLine &line) | |
Line copy constructor. More... | |
virtual | ~TLine () |
Line default destructor. More... | |
void | Copy (TObject &line) const |
Copy this line to line. More... | |
virtual Int_t | DistancetoPrimitive (Int_t px, Int_t py) |
Compute distance from point px,py to a line. More... | |
virtual TLine * | DrawLine (Double_t x1, Double_t y1, Double_t x2, Double_t y2) |
Draw this line with new coordinates. More... | |
virtual TLine * | DrawLineNDC (Double_t x1, Double_t y1, Double_t x2, Double_t y2) |
Draw this line with new coordinates in NDC. More... | |
virtual void | ExecuteEvent (Int_t event, Int_t px, Int_t py) |
Execute action corresponding to one event. More... | |
virtual Rectangle_t | GetBBox () |
Return the bounding Box of the Line. More... | |
virtual TPoint | GetBBoxCenter () |
Return the center of the BoundingBox as TPoint in pixels. More... | |
Double_t | GetX1 () const |
Double_t | GetX2 () const |
Double_t | GetY1 () const |
Double_t | GetY2 () const |
Bool_t | IsHorizontal () |
Check whether this line is to be drawn horizontally. More... | |
Bool_t | IsVertical () |
Check whether this line is to be drawn vertically. More... | |
virtual void | ls (Option_t *option="") const |
List this line with its attributes. More... | |
virtual void | Paint (Option_t *option="") |
Paint this line with its current attributes. More... | |
virtual void | PaintLine (Double_t x1, Double_t y1, Double_t x2, Double_t y2) |
Draw this line with new coordinates. More... | |
virtual void | PaintLineNDC (Double_t u1, Double_t v1, Double_t u2, Double_t v2) |
Draw this line with new coordinates in NDC. More... | |
virtual void | Print (Option_t *option="") const |
Dump this line with its attributes. More... | |
virtual void | SavePrimitive (std::ostream &out, Option_t *option="") |
Save primitive as a C++ statement(s) on output stream out. More... | |
virtual void | SetBBoxCenter (const TPoint &p) |
Set center of the BoundingBox. More... | |
virtual void | SetBBoxCenterX (const Int_t x) |
Set X coordinate of the center of the BoundingBox. More... | |
virtual void | SetBBoxCenterY (const Int_t y) |
Set Y coordinate of the center of the BoundingBox. More... | |
virtual void | SetBBoxX1 (const Int_t x) |
Set left hand side of BoundingBox to a value (resize in x direction on left) More... | |
virtual void | SetBBoxX2 (const Int_t x) |
Set right hand side of BoundingBox to a value (resize in x direction on right) More... | |
virtual void | SetBBoxY1 (const Int_t y) |
Set top of BoundingBox to a value (resize in y direction on top) More... | |
virtual void | SetBBoxY2 (const Int_t y) |
Set bottom of BoundingBox to a value (resize in y direction on bottom) More... | |
void | SetHorizontal (Bool_t set=kTRUE) |
Force the line to be drawn horizontally. More... | |
virtual void | SetNDC (Bool_t isNDC=kTRUE) |
Set NDC mode on if isNDC = kTRUE, off otherwise. More... | |
void | SetVertical (Bool_t set=kTRUE) |
Force the line to be drawn vertically. More... | |
virtual void | SetX1 (Double_t x1) |
virtual void | SetX2 (Double_t x2) |
virtual void | SetY1 (Double_t y1) |
virtual void | SetY2 (Double_t y2) |
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TObject () | |
TObject constructor. More... | |
TObject (const TObject &object) | |
TObject copy ctor. More... | |
virtual | ~TObject () |
TObject destructor. More... | |
void | AbstractMethod (const char *method) const |
Use this method to implement an "abstract" method that you don't want to leave purely abstract. More... | |
virtual void | AppendPad (Option_t *option="") |
Append graphics object to current pad. More... | |
virtual void | Browse (TBrowser *b) |
Browse object. May be overridden for another default action. More... | |
ULong_t | CheckedHash () |
Checked and record whether for this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object. More... | |
virtual const char * | ClassName () const |
Returns name of class to which the object belongs. More... | |
virtual void | Clear (Option_t *="") |
virtual TObject * | Clone (const char *newname="") const |
Make a clone of an object using the Streamer facility. More... | |
virtual Int_t | Compare (const TObject *obj) const |
Compare abstract method. More... | |
virtual void | Delete (Option_t *option="") |
Delete this object. More... | |
virtual void | Draw (Option_t *option="") |
Default Draw method for all objects. More... | |
virtual void | DrawClass () const |
Draw class inheritance tree of the class to which this object belongs. More... | |
virtual TObject * | DrawClone (Option_t *option="") const |
Draw a clone of this object in the current selected pad for instance with: gROOT->SetSelectedPad(gPad) . More... | |
virtual void | Dump () const |
Dump contents of object on stdout. More... | |
virtual void | Error (const char *method, const char *msgfmt,...) const |
Issue error message. More... | |
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. More... | |
virtual void | Execute (TMethod *method, TObjArray *params, Int_t *error=0) |
Execute method on this object with parameters stored in the TObjArray. More... | |
virtual void | Fatal (const char *method, const char *msgfmt,...) const |
Issue fatal error message. More... | |
virtual TObject * | FindObject (const char *name) const |
Must be redefined in derived classes. More... | |
virtual TObject * | FindObject (const TObject *obj) const |
Must be redefined in derived classes. More... | |
virtual Option_t * | GetDrawOption () const |
Get option used by the graphics system to draw this object. More... | |
virtual const char * | GetIconName () const |
Returns mime type name of object. More... | |
virtual const char * | GetName () const |
Returns name of object. More... | |
virtual char * | GetObjectInfo (Int_t px, Int_t py) const |
Returns string containing info about the object at position (px,py). More... | |
virtual Option_t * | GetOption () const |
virtual const char * | GetTitle () const |
Returns title of object. More... | |
virtual UInt_t | GetUniqueID () const |
Return the unique object id. More... | |
virtual Bool_t | HandleTimer (TTimer *timer) |
Execute action in response of a timer timing out. More... | |
virtual ULong_t | Hash () const |
Return hash value for this object. More... | |
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. More... | |
virtual void | Info (const char *method, const char *msgfmt,...) const |
Issue info message. More... | |
virtual Bool_t | InheritsFrom (const char *classname) const |
Returns kTRUE if object inherits from class "classname". More... | |
virtual Bool_t | InheritsFrom (const TClass *cl) const |
Returns kTRUE if object inherits from TClass cl. More... | |
virtual void | Inspect () const |
Dump contents of this object in a graphics canvas. More... | |
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). More... | |
virtual Bool_t | IsFolder () const |
Returns kTRUE in case object contains browsable objects (like containers or lists of other objects). More... | |
R__ALWAYS_INLINE Bool_t | IsOnHeap () const |
virtual Bool_t | IsSortable () const |
R__ALWAYS_INLINE Bool_t | IsZombie () const |
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). More... | |
virtual Bool_t | Notify () |
This method must be overridden to handle object notification. More... | |
void | Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const |
Use this method to declare a method obsolete. More... | |
void | operator delete (void *ptr) |
Operator delete. More... | |
void | operator delete[] (void *ptr) |
Operator delete []. More... | |
void * | operator new (size_t sz) |
void * | operator new (size_t sz, void *vp) |
void * | operator new[] (size_t sz) |
void * | operator new[] (size_t sz, void *vp) |
TObject & | operator= (const TObject &rhs) |
TObject assignment operator. More... | |
virtual void | Pop () |
Pop on object drawn in a pad to the top of the display list. More... | |
virtual Int_t | Read (const char *name) |
Read contents of object with specified name from the current directory. More... | |
virtual void | RecursiveRemove (TObject *obj) |
Recursively remove this object from a list. More... | |
void | ResetBit (UInt_t f) |
virtual void | SaveAs (const char *filename="", Option_t *option="") const |
Save this object in the file specified by filename. More... | |
void | SetBit (UInt_t f, Bool_t set) |
Set or unset the user status bits as specified in f. More... | |
void | SetBit (UInt_t f) |
virtual void | SetDrawOption (Option_t *option="") |
Set drawing option for object. More... | |
virtual void | SetUniqueID (UInt_t uid) |
Set the unique object id. More... | |
virtual void | SysError (const char *method, const char *msgfmt,...) const |
Issue system error message. More... | |
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. More... | |
virtual void | Warning (const char *method, const char *msgfmt,...) const |
Issue warning message. More... | |
virtual Int_t | Write (const char *name=0, Int_t option=0, Int_t bufsize=0) |
Write this object to the current directory. More... | |
virtual Int_t | Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const |
Write this object to the current directory. More... | |
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TAttLine () | |
AttLine default constructor. More... | |
TAttLine (Color_t lcolor, Style_t lstyle, Width_t lwidth) | |
AttLine normal constructor. More... | |
virtual | ~TAttLine () |
AttLine destructor. More... | |
void | Copy (TAttLine &attline) const |
Copy this line attributes to a new TAttLine. More... | |
Int_t | DistancetoLine (Int_t px, Int_t py, Double_t xp1, Double_t yp1, Double_t xp2, Double_t yp2) |
Compute distance from point px,py to a line. More... | |
virtual Color_t | GetLineColor () const |
Return the line color. More... | |
virtual Style_t | GetLineStyle () const |
Return the line style. More... | |
virtual Width_t | GetLineWidth () const |
Return the line width. More... | |
virtual void | Modify () |
Change current line attributes if necessary. More... | |
virtual void | ResetAttLine (Option_t *option="") |
Reset this line attributes to default values. More... | |
virtual void | SaveLineAttributes (std::ostream &out, const char *name, Int_t coldef=1, Int_t stydef=1, Int_t widdef=1) |
Save line attributes as C++ statement(s) on output stream out. More... | |
virtual void | SetLineAttributes () |
Invoke the DialogCanvas Line attributes. More... | |
virtual void | SetLineColor (Color_t lcolor) |
Set the line color. More... | |
virtual void | SetLineColorAlpha (Color_t lcolor, Float_t lalpha) |
Set a transparent line color. More... | |
virtual void | SetLineStyle (Style_t lstyle) |
Set the line style. More... | |
virtual void | SetLineWidth (Width_t lwidth) |
Set the line width. More... | |
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virtual | ~TAttBBox2D () |
Protected Attributes | |
Double_t | fX1 |
X of 1st point. More... | |
Double_t | fX2 |
X of 2nd point. More... | |
Double_t | fY1 |
Y of 1st point. More... | |
Double_t | fY2 |
Y of 2nd point. More... | |
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Color_t | fLineColor |
Line color. More... | |
Style_t | fLineStyle |
Line style. More... | |
Width_t | fLineWidth |
Line width. More... | |
Additional Inherited Members | |
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static Long_t | GetDtorOnly () |
Return destructor only flag. More... | |
static Bool_t | GetObjectStat () |
Get status of object stat flag. More... | |
static void | SetDtorOnly (void *obj) |
Set destructor only flag. More... | |
static void | SetObjectStat (Bool_t stat) |
Turn on/off tracking of objects in the TObjectTable. More... | |
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virtual void | DoError (int level, const char *location, const char *fmt, va_list va) const |
Interface to ErrorHandler (protected). More... | |
void | MakeZombie () |
#include <TLine.h>
anonymous enum |
Execute action corresponding to one event.
This member function is called when a line is clicked with the locator
If Left button clicked on one of the line end points, this point follows the cursor until button is released.
if Middle button clicked, the line is moved parallel to itself until the button is released.
Reimplemented from TObject.
Reimplemented in TASPaletteEditor::LimitLine.
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Return the bounding Box of the Line.
Implements TAttBBox2D.
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virtual |
Return the center of the BoundingBox as TPoint in pixels.
Implements TAttBBox2D.
Bool_t TLine::IsHorizontal | ( | ) |
Bool_t TLine::IsVertical | ( | ) |
Set X coordinate of the center of the BoundingBox.
Implements TAttBBox2D.
Set Y coordinate of the center of the BoundingBox.
Implements TAttBBox2D.
Set left hand side of BoundingBox to a value (resize in x direction on left)
Implements TAttBBox2D.
Set right hand side of BoundingBox to a value (resize in x direction on right)
Implements TAttBBox2D.
Set top of BoundingBox to a value (resize in y direction on top)
Implements TAttBBox2D.
Set bottom of BoundingBox to a value (resize in y direction on bottom)
Implements TAttBBox2D.