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TCanvas.h
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1 // @(#)root/gpad:$Id$
2 // Author: Rene Brun 12/12/94
3 
4 /*************************************************************************
5  * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
6  * All rights reserved. *
7  * *
8  * For the licensing terms see $ROOTSYS/LICENSE. *
9  * For the list of contributors see $ROOTSYS/README/CREDITS. *
10  *************************************************************************/
11 
12 #ifndef ROOT_TCanvas
13 #define ROOT_TCanvas
14 
15 #include "TPad.h"
16 
17 #include "TAttCanvas.h"
18 
19 #include "TString.h"
20 
21 #include "TCanvasImp.h"
22 
23 class TContextMenu;
24 class TControlBar;
25 class TBrowser;
26 
27 class TCanvas : public TPad {
28 
29 friend class TCanvasImp;
30 friend class TThread;
31 friend class TInterpreter;
32 
33 protected:
34  TAttCanvas fCatt; ///< Canvas attributes
35  TString fDISPLAY; ///< Name of destination screen
36  Size_t fXsizeUser; ///< User specified size of canvas along X in CM
37  Size_t fYsizeUser; ///< User specified size of canvas along Y in CM
38  Size_t fXsizeReal; ///< Current size of canvas along X in CM
39  Size_t fYsizeReal; ///< Current size of canvas along Y in CM
40  Color_t fHighLightColor; ///< Highlight color of active pad
41  Int_t fDoubleBuffer; ///< Double buffer flag (0=off, 1=on)
42  Int_t fWindowTopX; ///< Top X position of window (in pixels)
43  Int_t fWindowTopY; ///< Top Y position of window (in pixels)
44  UInt_t fWindowWidth; ///< Width of window (including borders, etc.)
45  UInt_t fWindowHeight; ///< Height of window (including menubar, borders, etc.)
46  UInt_t fCw; ///< Width of the canvas along X (pixels)
47  UInt_t fCh; ///< Height of the canvas along Y (pixels)
48  Int_t fEvent; ///<! Type of current or last handled event
49  Int_t fEventX; ///<! Last X mouse position in canvas
50  Int_t fEventY; ///<! Last Y mouse position in canvas
51  Int_t fCanvasID; ///<! Canvas identifier
52  TObject *fSelected; ///<! Currently selected object
53  TObject *fClickSelected; ///<! Currently click-selected object
54  Int_t fSelectedX; ///<! X of selected object
55  Int_t fSelectedY; ///<! Y of selected object
56  TString fSelectedOpt; ///<! Drawing option of selected object
57  TPad *fSelectedPad; ///<! Pad containing currently selected object
58  TPad *fClickSelectedPad;///<! Pad containing currently click-selected object
59  TPad *fPadSave; ///<! Pointer to saved pad in HandleInput
60  TCanvasImp *fCanvasImp; ///<! Window system specific canvas implementation
61  TContextMenu *fContextMenu; ///<! Context menu pointer
62  Bool_t fBatch; ///<! True when in batchmode
63  Bool_t fUpdating; ///<! True when Updating the canvas
64  Bool_t fRetained; ///< Retain structure flag
65  Bool_t fUseGL; ///<! True when rendering is with GL
66  Bool_t fDrawn; ///<! Set to True when the Draw method is called
67  //
68  TVirtualPadPainter *fPainter; ///<! Canvas (pad) painter.
69 
70  static Bool_t fgIsFolder; ///< Indicates if canvas can be browsed as a folder
71 
72 private:
73  TCanvas(const TCanvas &canvas); // cannot copy canvas, use TObject::Clone()
74  TCanvas &operator=(const TCanvas &rhs); // idem
75  void Build();
76  void CopyPixmaps();
77  void DrawEventStatus(Int_t event, Int_t x, Int_t y, TObject *selected);
78  void RunAutoExec();
79 
80  //Initialize PadPainter.
81  void CreatePainter();
82 
83 protected:
84  virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py);
85  //-- used by friend TThread class
86  void Init();
87 
88 public:
89  // TCanvas status bits
90  enum {
92  kAutoExec = BIT(16),
93  kMenuBar = BIT(17),
100  };
101 
102  TCanvas(Bool_t build=kTRUE);
103  TCanvas(const char *name, const char *title="", Int_t form=1);
104  TCanvas(const char *name, const char *title, Int_t ww, Int_t wh);
105  TCanvas(const char *name, const char *title, Int_t wtopx, Int_t wtopy,
106  Int_t ww, Int_t wh);
107  TCanvas(const char *name, Int_t ww, Int_t wh, Int_t winid);
108  virtual ~TCanvas();
109 
110  //-- used by friend TThread class
111  void Constructor();
112  void Constructor(const char *name, const char *title, Int_t form);
113  void Constructor(const char *name, const char *title, Int_t ww, Int_t wh);
114  void Constructor(const char *name, const char *title,
115  Int_t wtopx, Int_t wtopy, Int_t ww, Int_t wh);
116  void Destructor();
117 
118  TVirtualPad *cd(Int_t subpadnumber=0);
119  virtual void Browse(TBrowser *b);
120  void Clear(Option_t *option="");
121  void Close(Option_t *option="");
122  virtual void Delete(Option_t * = "") { MayNotUse("Delete()"); }
123  void DisconnectWidget(); // used by TCanvasImp
124  virtual void Draw(Option_t *option="");
125  virtual TObject *DrawClone(Option_t *option="") const; // *MENU*
126  virtual TObject *DrawClonePad(); // *MENU*
127  virtual void EditorBar();
128  void EmbedInto(Int_t winid, Int_t ww, Int_t wh);
129  void EnterLeave(TPad *prevSelPad, TObject *prevSelObj);
130  void FeedbackMode(Bool_t set);
131  void Flush();
132  void UseCurrentStyle(); // *MENU*
134  const char *GetDISPLAY() const {return fDISPLAY.Data();}
137  Int_t GetEvent() const { return fEvent; }
138  Int_t GetEventX() const { return fEventX; }
139  Int_t GetEventY() const { return fEventY; }
141  TVirtualPad *GetPadSave() const { return fPadSave; }
142  void ClearPadSave() { fPadSave = 0; }
143  TObject *GetSelected() const {return fSelected;}
145  Int_t GetSelectedX() const {return fSelectedX;}
146  Int_t GetSelectedY() const {return fSelectedY;}
154  Bool_t GetAutoExec() const { return TestBit(kAutoExec); }
155  Size_t GetXsizeUser() const {return fXsizeUser;}
156  Size_t GetYsizeUser() const {return fYsizeUser;}
157  Size_t GetXsizeReal() const {return fXsizeReal;}
158  Size_t GetYsizeReal() const {return fYsizeReal;}
159  Int_t GetCanvasID() const {return fCanvasID;}
160  TCanvasImp *GetCanvasImp() const {return fCanvasImp;}
163  UInt_t GetWindowWidth() const { return fWindowWidth; }
165  UInt_t GetWw() const { return fCw; }
166  UInt_t GetWh() const { return fCh; }
167  virtual void GetCanvasPar(Int_t &wtopx, Int_t &wtopy, UInt_t &ww, UInt_t &wh)
168  {wtopx=GetWindowTopX(); wtopy=fWindowTopY; ww=fWindowWidth; wh=fWindowHeight;}
169  virtual void HandleInput(EEventType button, Int_t x, Int_t y);
170  Bool_t HasMenuBar() const { return TestBit(kMenuBar); }
171  virtual void HighlightConnect(const char *slot);
172  void Iconify() { if (fCanvasImp) fCanvasImp->Iconify(); }
173  Bool_t IsBatch() const { return fBatch; }
174  Bool_t IsDrawn() { return fDrawn; }
175  Bool_t IsFolder() const;
177  Bool_t IsRetained() const { return fRetained; }
178  Bool_t IsWeb() const { return fCanvasImp ? fCanvasImp->IsWeb() : kFALSE; }
179  virtual void ls(Option_t *option="") const;
180  void MoveOpaque(Int_t set=1);
181  Bool_t OpaqueMoving() const { return TestBit(kMoveOpaque); }
183  virtual void Paint(Option_t *option="");
184  virtual TPad *Pick(Int_t px, Int_t py, TObjLink *&pickobj) { return TPad::Pick(px, py, pickobj); }
185  virtual TPad *Pick(Int_t px, Int_t py, TObject *prevSelObj);
186  virtual void Picked(TPad *selpad, TObject *selected, Int_t event); // *SIGNAL*
187  virtual void Highlighted(TVirtualPad *pad, TObject *obj, Int_t x, Int_t y); // *SIGNAL*
188  virtual void ProcessedEvent(Int_t event, Int_t x, Int_t y, TObject *selected); // *SIGNAL*
189  virtual void Selected(TVirtualPad *pad, TObject *obj, Int_t event); // *SIGNAL*
190  virtual void Cleared(TVirtualPad *pad); // *SIGNAL*
191  virtual void Closed(); // *SIGNAL*
194  virtual void Resize(Option_t *option="");
195  void ResizeOpaque(Int_t set=1);
196  void SaveSource(const char *filename="", Option_t *option="");
197  void SavePrimitive(std::ostream &out, Option_t *option = "");
198  virtual void SetCursor(ECursor cursor);
199  virtual void SetDoubleBuffer(Int_t mode=1);
200  virtual void SetName(const char *name="");
201  virtual void SetFixedAspectRatio(Bool_t fixed = kTRUE); // *TOGGLE*
202  void SetGrayscale(Bool_t set = kTRUE); // *TOGGLE* *GETTER=IsGrayscale
205  {
206  if (fBatch)
207  SetCanvasSize((ww + fCw) / 2, (wh + fCh) / 2);
208  else if (fCanvasImp)
209  fCanvasImp->SetWindowSize(ww, wh);
210  }
212  void SetCanvasSize(UInt_t ww, UInt_t wh); // *MENU*
214  void SetSelected(TObject *obj);
216  void SetSelectedPad(TPad *pad) { fSelectedPad = pad; }
218  void Show() { if (fCanvasImp) fCanvasImp->Show(); }
219  virtual void Size(Float_t xsizeuser=0, Float_t ysizeuser=0);
220  void SetBatch(Bool_t batch=kTRUE);
221  static void SetFolder(Bool_t isfolder=kTRUE);
222  void SetPadSave(TPad *pad) {fPadSave = pad;}
223  void SetRetained(Bool_t retained=kTRUE) { fRetained=retained;}
224  void SetTitle(const char *title="");
225  virtual void ToggleEventStatus();
226  virtual void ToggleAutoExec();
227  virtual void ToggleToolBar();
228  virtual void ToggleEditor();
229  virtual void ToggleToolTips();
230  virtual void Update();
231 
232  Bool_t UseGL() const { return fUseGL; }
233  void SetSupportGL(Bool_t support) {fUseGL = support;}
235  void DeleteCanvasPainter();
236 
237  static TCanvas *MakeDefCanvas();
238  static Bool_t SupportAlpha();
239 
240  ClassDef(TCanvas,8) //Graphics canvas
241 };
242 
243 #endif
virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py)
Execute action corresponding to one event.
Definition: TCanvas.cxx:1091
void RunAutoExec()
Execute the list of TExecs in the current pad.
Definition: TCanvas.cxx:1726
void EnterLeave(TPad *prevSelPad, TObject *prevSelObj)
Generate kMouseEnter and kMouseLeave events depending on the previously selected object and the curre...
Definition: TCanvas.cxx:1054
Bool_t GetShowToolBar() const
Definition: TCanvas.h:151
Option_t * GetSelectedOpt() const
Definition: TCanvas.h:147
void SetCanvasImp(TCanvasImp *i)
Definition: TCanvas.h:211
void FeedbackMode(Bool_t set)
Turn rubberband feedback mode on or off.
Definition: TCanvas.cxx:1109
Bool_t GetShowEditor() const
Definition: TCanvas.h:152
This class defines an abstract interface to a generic command line interpreter.
Definition: TInterpreter.h:60
virtual void Selected(TVirtualPad *pad, TObject *obj, Int_t event)
Emit Selected() signal.
Definition: TCanvas.cxx:1605
A Control Bar is a fully user configurable tool which provides fast access to frequently used operati...
Definition: TControlBar.h:22
void MoveOpaque(Int_t set=1)
Set option to move objects/pads in a canvas.
Definition: TCanvas.cxx:1501
TPad * fSelectedPad
! Pad containing currently selected object
Definition: TCanvas.h:57
virtual void SetCursor(ECursor cursor)
Set cursor.
Definition: TCanvas.cxx:1962
void SetWindowPosition(Int_t x, Int_t y)
Definition: TCanvas.h:203
TCanvas(const TCanvas &canvas)
ABC describing GUI independent main window (with menubar, scrollbars and a drawing area)...
Definition: TCanvasImp.h:30
TVirtualPad * GetSelectedPad() const
Definition: TCanvas.h:148
Int_t fEvent
! Type of current or last handled event
Definition: TCanvas.h:48
TContextMenu * fContextMenu
! Context menu pointer
Definition: TCanvas.h:61
virtual void ToggleEventStatus()
Toggle event statusbar.
Definition: TCanvas.cxx:2282
void RaiseWindow()
Definition: TCanvas.h:192
Bool_t fDrawn
! Set to True when the Draw method is called
Definition: TCanvas.h:66
void ResetDrawn()
Definition: TCanvas.h:193
Bool_t fUseGL
! True when rendering is with GL
Definition: TCanvas.h:65
TPad * fPadSave
! Pointer to saved pad in HandleInput
Definition: TCanvas.h:59
TVirtualPadPainter * GetCanvasPainter()
Access and (probably) creation of pad painter.
Definition: TCanvas.cxx:2443
float Float_t
Definition: RtypesCore.h:53
Size_t fYsizeReal
Current size of canvas along Y in CM.
Definition: TCanvas.h:39
float Size_t
Definition: RtypesCore.h:83
void SetTitle(const char *title="")
Set canvas title.
Definition: TCanvas.cxx:2048
const char Option_t
Definition: RtypesCore.h:62
virtual void SetWindowPosition(Int_t x, Int_t y)
Definition: TCanvasImp.h:90
void SetSupportGL(Bool_t support)
Definition: TCanvas.h:233
Int_t GetCanvasID() const
Get canvas identifier.
Definition: TCanvas.h:159
void Build()
Build a canvas. Called by all constructors.
Definition: TCanvas.cxx:565
TVirtualPadPainter * fPainter
! Canvas (pad) painter.
Definition: TCanvas.h:68
#define BIT(n)
Definition: Rtypes.h:83
TObject * fSelected
! Currently selected object
Definition: TCanvas.h:52
TObject * GetSelected() const
Get selected.
Definition: TCanvas.h:143
static Bool_t fgIsFolder
Indicates if canvas can be browsed as a folder.
Definition: TCanvas.h:70
TVirtualPad * cd(Int_t subpadnumber=0)
Set current canvas & pad.
Definition: TCanvas.cxx:697
Int_t fCanvasID
! Canvas identifier
Definition: TCanvas.h:51
EEventType
Definition: Buttons.h:15
TVirtualPad * GetPadSave() const
Definition: TCanvas.h:141
R__ALWAYS_INLINE Bool_t TestBit(UInt_t f) const
Definition: TObject.h:172
Size_t GetYsizeUser() const
Definition: TCanvas.h:156
virtual void ToggleToolTips()
Toggle tooltip display.
Definition: TCanvas.cxx:2315
Size_t fYsizeUser
User specified size of canvas along Y in CM.
Definition: TCanvas.h:37
Basic string class.
Definition: TString.h:131
Int_t fWindowTopX
Top X position of window (in pixels)
Definition: TCanvas.h:42
Int_t fSelectedX
! X of selected object
Definition: TCanvas.h:54
Bool_t GetShowEventStatus() const
Definition: TCanvas.h:150
int Int_t
Definition: RtypesCore.h:41
virtual void Size(Float_t xsizeuser=0, Float_t ysizeuser=0)
Set the canvas scale in centimeters.
Definition: TCanvas.cxx:2074
bool Bool_t
Definition: RtypesCore.h:59
TObject * GetClickSelected() const
Definition: TCanvas.h:144
void Constructor()
Canvas default constructor.
Definition: TCanvas.cxx:176
void DrawEventStatus(Int_t event, Int_t x, Int_t y, TObject *selected)
Report name and title of primitive below the cursor.
Definition: TCanvas.cxx:953
void Iconify()
Definition: TCanvas.h:172
void ClearPadSave()
Definition: TCanvas.h:142
void Flush()
Flush canvas buffers.
Definition: TCanvas.cxx:1123
TCanvas & operator=(const TCanvas &rhs)
virtual TPad * Pick(Int_t px, Int_t py, TObjLink *&pickobj)
Search for an object at pixel position px,py.
Definition: TCanvas.h:184
Bool_t IsDrawn()
Definition: TCanvas.h:174
virtual void ProcessedEvent(Int_t event, Int_t x, Int_t y, TObject *selected)
Emit ProcessedEvent() signal.
Definition: TCanvas.cxx:1619
Bool_t IsWeb() const
Definition: TCanvas.h:178
void SetClickSelected(TObject *obj)
Definition: TCanvas.h:215
virtual void RaiseWindow()
Definition: TCanvasImp.h:96
Bool_t GetShowToolTips() const
Definition: TCanvas.h:153
Size_t fXsizeReal
Current size of canvas along X in CM.
Definition: TCanvas.h:38
virtual void Browse(TBrowser *b)
Browse.
Definition: TCanvas.cxx:663
TString fSelectedOpt
! Drawing option of selected object
Definition: TCanvas.h:56
Double_t x[n]
Definition: legend1.C:17
Int_t GetWindowTopY()
Returns current top y position of window on screen.
Definition: TCanvas.cxx:1193
virtual void SetFixedAspectRatio(Bool_t fixed=kTRUE)
Fix canvas aspect ratio to current value if fixed is true.
Definition: TCanvas.cxx:1988
#define ClassDef(name, id)
Definition: Rtypes.h:326
virtual void Cleared(TVirtualPad *pad)
Emit pad Cleared signal.
Definition: TCanvas.cxx:749
virtual void Paint(Option_t *option="")
Paint canvas.
Definition: TCanvas.cxx:1509
virtual void Resize(Option_t *option="")
Recompute canvas parameters following a X11 Resize.
Definition: TCanvas.cxx:1634
Manages canvas attributes.
Definition: TAttCanvas.h:17
UInt_t GetWindowHeight() const
Definition: TCanvas.h:164
virtual void Show()
Definition: TCanvasImp.h:66
TPad * fClickSelectedPad
! Pad containing currently click-selected object
Definition: TCanvas.h:58
UInt_t GetWw() const
Get Ww.
Definition: TCanvas.h:165
TCanvasImp * GetCanvasImp() const
Get canvas implementation pointer if any.
Definition: TCanvas.h:160
void DeleteCanvasPainter()
assert on IsBatch() == false?
Definition: TCanvas.cxx:2453
void Clear(Option_t *option="")
Remove all primitives from the canvas.
Definition: TCanvas.cxx:716
void SetSelectedPad(TPad *pad)
Definition: TCanvas.h:216
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 clas...
Definition: TObject.cxx:940
virtual ~TCanvas()
Canvas destructor.
Definition: TCanvas.cxx:655
TVirtualPad is an abstract base class for the Pad and Canvas classes.
Definition: TVirtualPad.h:50
static void SetFolder(Bool_t isfolder=kTRUE)
If isfolder=kTRUE, the canvas can be browsed like a folder by default a canvas is not browsable...
Definition: TCanvas.cxx:2010
void SaveSource(const char *filename="", Option_t *option="")
Save primitives in this canvas as a C++ macro file.
Definition: TCanvas.cxx:1782
virtual TPad * Pick(Int_t px, Int_t py, TObjLink *&pickobj)
Search for an object at pixel position px,py.
Definition: TPad.cxx:4503
virtual void ls(Option_t *option="") const
List all pads.
Definition: TCanvas.cxx:1458
short Color_t
Definition: RtypesCore.h:79
Bool_t OpaqueMoving() const
Is pad moving in opaque mode ?
Definition: TCanvas.h:181
virtual void SetName(const char *name="")
Set canvas name. In case name is an empty string, a default name is set.
Definition: TCanvas.cxx:2018
static Bool_t SupportAlpha()
Static function returning "true" if transparency is supported.
Definition: TCanvas.cxx:2327
Size_t GetYsizeReal() const
Definition: TCanvas.h:158
Int_t GetEventX() const
Get X event.
Definition: TCanvas.h:138
Int_t GetSelectedY() const
Definition: TCanvas.h:146
Bool_t fRetained
Retain structure flag.
Definition: TCanvas.h:64
Int_t GetEvent() const
Get Event.
Definition: TCanvas.h:137
void SetRetained(Bool_t retained=kTRUE)
Definition: TCanvas.h:223
Using a TBrowser one can browse all ROOT objects.
Definition: TBrowser.h:37
UInt_t fCw
Width of the canvas along X (pixels)
Definition: TCanvas.h:46
void DisconnectWidget()
Used by friend class TCanvasImp.
Definition: TCanvas.cxx:2390
void CopyPixmaps()
Copy the canvas pixmap of the pad to the canvas.
Definition: TCanvas.cxx:816
virtual void ToggleToolBar()
Toggle toolbar.
Definition: TCanvas.cxx:2293
Int_t fSelectedY
! Y of selected object
Definition: TCanvas.h:55
void ResizeOpaque(Int_t set=1)
Set option to resize objects/pads in a canvas.
Definition: TCanvas.cxx:1718
Bool_t OpaqueResizing() const
Is pad resizing in opaque mode ?
Definition: TCanvas.h:182
UInt_t fWindowHeight
Height of window (including menubar, borders, etc.)
Definition: TCanvas.h:45
UInt_t GetWh() const
Get Wh.
Definition: TCanvas.h:166
virtual void ForceUpdate()
Definition: TCanvasImp.h:57
This class provides an interface to context sensitive popup menus.
Definition: TContextMenu.h:40
virtual void Iconify()
Definition: TCanvasImp.h:59
TString fDISPLAY
Name of destination screen.
Definition: TCanvas.h:35
unsigned int UInt_t
Definition: RtypesCore.h:42
The most important graphics class in the ROOT system.
Definition: TPad.h:29
void CreatePainter()
Probably, TPadPainter must be placed in a separate ROOT module - "padpainter" (the same as "histpaint...
Definition: TCanvas.cxx:2422
static TCanvas * MakeDefCanvas()
Static function to build a default canvas.
Definition: TCanvas.cxx:1470
Size_t GetXsizeReal() const
Definition: TCanvas.h:157
virtual void ToggleEditor()
Toggle editor.
Definition: TCanvas.cxx:2304
Bool_t fUpdating
! True when Updating the canvas
Definition: TCanvas.h:63
virtual void ToggleAutoExec()
Toggle pad auto execution of list of TExecs.
Definition: TCanvas.cxx:2273
void Destructor()
Actual canvas destructor.
Definition: TCanvas.cxx:673
Color_t GetHighLightColor() const
Get highlight color.
Definition: TCanvas.h:140
const Bool_t kFALSE
Definition: RtypesCore.h:88
Int_t GetWindowTopX()
Returns current top x position of window on screen.
Definition: TCanvas.cxx:1182
TAttCanvas fCatt
Canvas attributes.
Definition: TCanvas.h:34
TCanvasImp * fCanvasImp
! Window system specific canvas implementation
Definition: TCanvas.h:60
The Canvas class.
Definition: TCanvas.h:27
Bool_t IsFolder() const
Is folder ?
Definition: TCanvas.cxx:1450
void SetClickSelectedPad(TPad *pad)
Definition: TCanvas.h:217
TContextMenu * GetContextMenu() const
Definition: TCanvas.h:135
TVirtualPad * GetClickSelectedPad() const
Definition: TCanvas.h:149
UInt_t GetWindowWidth() const
Definition: TCanvas.h:163
const char * GetDISPLAY() const
Definition: TCanvas.h:134
void SetCanvasSize(UInt_t ww, UInt_t wh)
Set Width and Height of canvas to ww and wh respectively.
Definition: TCanvas.cxx:1949
Bool_t IsBatch() const
Is pad in batch mode ?
Definition: TCanvas.h:173
Double_t y[n]
Definition: legend1.C:17
void Init()
Initialize the TCanvas members. Called by all constructors.
Definition: TCanvas.cxx:516
Bool_t IsGrayscale()
Check whether this canvas is to be drawn in grayscale mode.
Definition: TCanvas.cxx:2399
Color_t fHighLightColor
Highlight color of active pad.
Definition: TCanvas.h:40
Size_t fXsizeUser
User specified size of canvas along X in CM.
Definition: TCanvas.h:36
Size_t GetXsizeUser() const
Definition: TCanvas.h:155
void SetWindowSize(UInt_t ww, UInt_t wh)
Definition: TCanvas.h:204
virtual void SetWindowSize(UInt_t w, UInt_t h)
Definition: TCanvasImp.h:91
virtual TObject * DrawClone(Option_t *option="") const
Draw a clone of this canvas A new canvas is created that is a clone of this canvas.
Definition: TCanvas.cxx:881
void SetPadSave(TPad *pad)
Definition: TCanvas.h:222
virtual void HighlightConnect(const char *slot)
This is "simplification" for function TCanvas::Connect with Highlighted signal for specific slot...
Definition: TCanvas.cxx:1597
Int_t fWindowTopY
Top Y position of window (in pixels)
Definition: TCanvas.h:43
Int_t GetEventY() const
Get Y event.
Definition: TCanvas.h:139
Mother of all ROOT objects.
Definition: TObject.h:37
void UseCurrentStyle()
Force a copy of current style for all objects in canvas.
Definition: TCanvas.cxx:1157
void ForceUpdate()
Definition: TCanvas.h:133
virtual void Draw(Option_t *option="")
Draw a canvas.
Definition: TCanvas.cxx:834
Int_t fDoubleBuffer
Double buffer flag (0=off, 1=on)
Definition: TCanvas.h:41
virtual void SetDoubleBuffer(Int_t mode=1)
Set Double Buffer On/Off.
Definition: TCanvas.cxx:1971
void SavePrimitive(std::ostream &out, Option_t *option="")
Save primitives in this canvas in C++ macro file with GUI.
Definition: TCanvas.cxx:1737
virtual TObject * DrawClonePad()
Draw a clone of this canvas into the current pad In an interactive session, select the destination/cu...
Definition: TCanvas.cxx:898
void EmbedInto(Int_t winid, Int_t ww, Int_t wh)
Embedded a canvas into a TRootEmbeddedCanvas.
Definition: TCanvas.cxx:1028
virtual void GetCanvasPar(Int_t &wtopx, Int_t &wtopy, UInt_t &ww, UInt_t &wh)
Definition: TCanvas.h:167
Int_t fEventX
! Last X mouse position in canvas
Definition: TCanvas.h:49
void SetSelected(TObject *obj)
Set selected canvas.
Definition: TCanvas.cxx:2039
virtual void Highlighted(TVirtualPad *pad, TObject *obj, Int_t x, Int_t y)
Emit Highlighted() signal.
Definition: TCanvas.cxx:1578
Bool_t HasMenuBar() const
Definition: TCanvas.h:170
void Show()
Definition: TCanvas.h:218
you should not use this method at all Int_t Int_t Double_t Double_t Double_t Int_t Double_t Double_t Double_t Double_t b
Definition: TRolke.cxx:630
void Close(Option_t *option="")
Close canvas.
Definition: TCanvas.cxx:767
virtual void EditorBar()
Get editor bar.
Definition: TCanvas.cxx:1019
virtual void Delete(Option_t *="")
Delete this object.
Definition: TCanvas.h:122
Bool_t IsRetained() const
Is pad retained ?
Definition: TCanvas.h:177
TObject * fClickSelected
! Currently click-selected object
Definition: TCanvas.h:53
Int_t fEventY
! Last Y mouse position in canvas
Definition: TCanvas.h:50
void SetBatch(Bool_t batch=kTRUE)
Toggle batch mode.
Definition: TCanvas.cxx:1933
virtual void HandleInput(EEventType button, Int_t x, Int_t y)
Handle Input Events.
Definition: TCanvas.cxx:1206
Bool_t UseGL() const
Definition: TCanvas.h:232
virtual void Update()
Update canvas pad buffers.
Definition: TCanvas.cxx:2340
ECursor
Definition: GuiTypes.h:371
Bool_t fBatch
! True when in batchmode
Definition: TCanvas.h:62
Int_t GetDoubleBuffer() const
Definition: TCanvas.h:136
const Bool_t kTRUE
Definition: RtypesCore.h:87
virtual void Closed()
Emit Closed signal.
Definition: TCanvas.cxx:757
To make it possible to use GL for 2D graphic in a TPad/TCanvas.
char name[80]
Definition: TGX11.cxx:109
virtual void Picked(TPad *selpad, TObject *selected, Int_t event)
Emit Picked() signal.
Definition: TCanvas.cxx:1559
UInt_t fCh
Height of the canvas along Y (pixels)
Definition: TCanvas.h:47
Bool_t GetAutoExec() const
Definition: TCanvas.h:154
UInt_t fWindowWidth
Width of window (including borders, etc.)
Definition: TCanvas.h:44
void SetGrayscale(Bool_t set=kTRUE)
Set whether this canvas should be painted in grayscale, and re-paint it if necessary.
Definition: TCanvas.cxx:2408
void SetHighLightColor(Color_t col)
Definition: TCanvas.h:213
virtual Bool_t IsWeb() const
Definition: TCanvasImp.h:45
Int_t GetSelectedX() const
Definition: TCanvas.h:145
const char * Data() const
Definition: TString.h:364