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ROOT 6.10/09 Reference Guide |
Definition at line 35 of file TGImageMap.h.
Public Types | |
enum | ERegionType { kRectangle, kEllipse } |
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enum | { kIsOnHeap = 0x01000000, kNotDeleted = 0x02000000, kZombie = 0x04000000, kBitMask = 0x00ffffff } |
enum | { kSingleKey = BIT(0), kOverwrite = BIT(1), kWriteDelete = BIT(2) } |
enum | EStatusBits { kCanDelete = BIT(0), kMustCleanup = BIT(3), kObjInCanvas = BIT(3), kIsReferenced = BIT(4), kHasUUID = BIT(5), kCannotPick = BIT(6), kNoContextMenu = BIT(8), kInvalidObject = BIT(13) } |
Public Member Functions | |
TGRegion () | |
Create a region object. More... | |
TGRegion (Int_t x, Int_t y, UInt_t w, UInt_t h, ERegionType=kRectangle) | |
Create and initialize a region with a rectangle. More... | |
TGRegion (Int_t n, TPoint *points, Bool_t winding=kFALSE) | |
Create and intialize a region with a polygon. More... | |
TGRegion (Int_t n, Int_t *x, Int_t *y, Bool_t winding=kFALSE) | |
Create and initialize a region with an X and Y array of points. More... | |
TGRegion (const TArrayS &x, const TArrayS &y, Bool_t winding=kFALSE) | |
Create and initialize a region with an X and a Y array of points. More... | |
TGRegion (const TGRegion ®) | |
Region copy constructor. More... | |
virtual | ~TGRegion () |
Delete a region. More... | |
Bool_t | Contains (const TPoint &p) const |
Return true if point p is contained in the region. More... | |
Bool_t | Contains (Int_t x, Int_t y) const |
Return true if point (x,y) is contained in the region. More... | |
TGRegion | Eor (const TGRegion &r) const |
Returns a region which is the difference between the union and intersection this region and r. More... | |
TGDimension | GetDimension () const |
Return dimension of region (widht, height). More... | |
TGPosition | GetPosition () const |
Return position of region (x, y). More... | |
TGRegion | Intersect (const TGRegion &r) const |
Returns a region which is the intersection of this region and r. More... | |
Bool_t | IsEmpty () const |
Return true if region is empty. More... | |
Bool_t | IsNull () const |
Return true if region is not set. More... | |
TGRegion | operator & (const TGRegion &r) const |
TGRegion & | operator &= (const TGRegion &r) |
Bool_t | operator!= (const TGRegion &r) const |
TGRegion | operator+ (const TGRegion &r) const |
TGRegion & | operator+= (const TGRegion &r) |
TGRegion | operator- (const TGRegion &r) const |
TGRegion & | operator-= (const TGRegion &r) |
TGRegion & | operator= (const TGRegion &r) |
Region assignment operator. More... | |
Bool_t | operator== (const TGRegion &r) const |
Region == operator. More... | |
TGRegion | operator^ (const TGRegion &r) const |
TGRegion & | operator^= (const TGRegion &r) |
TGRegion | operator| (const TGRegion &r) const |
TGRegion & | operator|= (const TGRegion &r) |
TGRegion | Subtract (const TGRegion &r) const |
Returns a region which is r subtracted from this region. More... | |
TGRegion | Unite (const TGRegion &r) const |
Return the union of this region with r. More... | |
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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... | |
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 | Copy (TObject &object) const |
Copy this to obj. More... | |
virtual void | Delete (Option_t *option="") |
Delete this object. More... | |
virtual Int_t | DistancetoPrimitive (Int_t px, Int_t py) |
Computes distance from point (px,py) to the 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 | ExecuteEvent (Int_t event, Int_t px, Int_t py) |
Execute action corresponding to an event at (px,py). 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... | |
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... | |
Bool_t | IsOnHeap () const |
virtual Bool_t | IsSortable () const |
Bool_t | IsZombie () const |
virtual void | ls (Option_t *option="") const |
The ls function lists the contents of a class on stdout. More... | |
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 | Paint (Option_t *option="") |
This method must be overridden if a class wants to paint itself. More... | |
virtual void | Pop () |
Pop on object drawn in a pad to the top of the display list. More... | |
virtual void | Print (Option_t *option="") const |
This method must be overridden when a class wants to print itself. 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... | |
virtual void | SavePrimitive (std::ostream &out, Option_t *option="") |
Save a primitive as a C++ statement(s) on output stream "out". 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... | |
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... | |
Protected Member Functions | |
TGRegion (Bool_t) | |
Create empty region. More... | |
TGRegion | CopyRegion () const |
Copy a region. 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 () |
Protected Attributes | |
TGRegionData * | fData |
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... | |
#include <TGImageMap.h>
Enumerator | |
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kRectangle | |
kEllipse |
Definition at line 44 of file TGImageMap.h.
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protected |
Create empty region.
Definition at line 86 of file TGImageMap.cxx.
TGRegion::TGRegion | ( | ) |
Create a region object.
Definition at line 74 of file TGImageMap.cxx.
TGRegion::TGRegion | ( | Int_t | x, |
Int_t | y, | ||
UInt_t | w, | ||
UInt_t | h, | ||
ERegionType | = kRectangle |
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) |
Create and initialize a region with a rectangle.
Definition at line 96 of file TGImageMap.cxx.
Create and intialize a region with a polygon.
Definition at line 113 of file TGImageMap.cxx.
Create and initialize a region with an X and Y array of points.
Definition at line 153 of file TGImageMap.cxx.
Create and initialize a region with an X and a Y array of points.
Definition at line 130 of file TGImageMap.cxx.
TGRegion::TGRegion | ( | const TGRegion & | reg | ) |
Region copy constructor.
Definition at line 170 of file TGImageMap.cxx.
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virtual |
Delete a region.
Definition at line 179 of file TGImageMap.cxx.
Return true if point p is contained in the region.
Definition at line 234 of file TGImageMap.cxx.
Return true if point (x,y) is contained in the region.
Definition at line 242 of file TGImageMap.cxx.
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protected |
Copy a region.
Definition at line 208 of file TGImageMap.cxx.
Returns a region which is the difference between the union and intersection this region and r.
Definition at line 281 of file TGImageMap.cxx.
TGDimension TGRegion::GetDimension | ( | ) | const |
Return dimension of region (widht, height).
Definition at line 291 of file TGImageMap.cxx.
TGPosition TGRegion::GetPosition | ( | ) | const |
Return position of region (x, y).
Definition at line 301 of file TGImageMap.cxx.
Returns a region which is the intersection of this region and r.
Definition at line 260 of file TGImageMap.cxx.
Bool_t TGRegion::IsEmpty | ( | ) | const |
Return true if region is empty.
Definition at line 226 of file TGImageMap.cxx.
Bool_t TGRegion::IsNull | ( | ) | const |
Return true if region is not set.
Definition at line 218 of file TGImageMap.cxx.
Definition at line 67 of file TGImageMap.h.
Definition at line 72 of file TGImageMap.h.
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inline |
Definition at line 76 of file TGImageMap.h.
Definition at line 66 of file TGImageMap.h.
Definition at line 71 of file TGImageMap.h.
Definition at line 68 of file TGImageMap.h.
Definition at line 73 of file TGImageMap.h.
Region assignment operator.
Definition at line 190 of file TGImageMap.cxx.
Region == operator.
Definition at line 311 of file TGImageMap.cxx.
Definition at line 69 of file TGImageMap.h.
Definition at line 74 of file TGImageMap.h.
Definition at line 65 of file TGImageMap.h.
Definition at line 70 of file TGImageMap.h.
Returns a region which is r subtracted from this region.
Definition at line 270 of file TGImageMap.cxx.
Return the union of this region with r.
Definition at line 250 of file TGImageMap.cxx.
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protected |
Definition at line 38 of file TGImageMap.h.