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KVCanvas Class Reference
Graphical User Interfaces and Components

Detailed Description

TCanvas with mouse-controlled dynamic zoom and pan & scan.

Created by KVClassFactory on Fri Feb 17 17:47:35 2012 Author: dgruyer

MOUSE ACTIONS

  • Dynamic zoom: left-click to draw rectangle around region of interest, release mouse button to zoom in
  • Zoom in: mouse wheel up
  • Zoom out: mouse wheel down
  • Pan: hold down mouse wheel (centre button) and move

KEYBOARD SHORTCUTS

  • <ctrl> e show editor
  • <ctrl> f start fit panel (TH1)
  • <ctrl> g set/unset grid on X and Y axes
  • <ctrl> i show shortcuts infos
  • <ctrl> l set/unset log scale on Y axis (TH1) or Z axis (TH2)
  • <ctrl> n normalize drawn histogram to its integral
  • <ctrl> p x draw profile X (TH2)
  • <ctrl> p y draw profile Y (TH2)
  • <ctrl> s save canvas as
  • <ctrl> u update canvas
  • <ctrl> v set/unset 'vener' mode (TH2)
  • <ctrl> w set/unset 'Age Of Empire' mode (TH2)
  • <ctrl> + set minimum +1 (TH2)
  • <ctrl> - set minimum -1 (TH2)
  • F9 set/unset log scale on X axis
  • F10 set/unset log scale on X axis
  • F11 set/unset log scale on X axis
  • F12 unzoom
  • Arrows move on histogram or axis

Definition at line 54 of file KVCanvas.h.

#include <KVCanvas.h>

Inheritance diagram for KVCanvas:
Inheritance graph
[legend]

Public Member Functions

 KVCanvas ()
 
 KVCanvas (const char *name, const char *title, Int_t ww, Int_t wh, Bool_t keyHandler=kTRUE)
 using TCanvas::TCanvas; More...
 
 KVCanvas (const char *name, Int_t ww, Int_t wh, Int_t winid)
 fKeyHandler = new KVKeyHandler(this); More...
 
virtual ~KVCanvas ()
 
void DisableClass (const char *className)
 
void DisableObject (TObject *obj)
 
void FreezCavans (Bool_t freez)
 
Int_t GetEnabledShortcuts ()
 
Int_t GetVenerMode ()
 
void HandleInput (EEventType event, Int_t px, Int_t py)
 
Bool_t IsLogx ()
 
Bool_t IsLogy ()
 
Bool_t IsLogz ()
 
void ResetDisabledClass ()
 
void ResetDisabledObject ()
 
void SetEnabledShortcuts (Int_t value=1)
 
void SetVenerMode (Int_t value=1)
 
void ShowShortcutsInfos ()
 

Private Member Functions

void AddShortcutsInfo (const char *cut, const char *desc)
 
void DrawEventStatus (Int_t event, Int_t px, Int_t py, TObject *selected)
 
void DynamicZoom (Int_t Sign, Int_t px, Int_t py)
 
void DynamicZoomTH1 (Int_t Sign, Int_t px, Int_t py)
 Zoom in or out of histogram with mouse wheel. More...
 
Bool_t ExpandFunctionRange ()
 
TH1 * FindHisto ()
 
virtual Bool_t HandleKey (Int_t, Int_t py)
 virtual Bool_t HandleKey(Event_t* /*event*‍/){return kTRUE;} More...
 
void InitInfos ()
 
void MoveAxis (TAxis *ax, Int_t sign)
 
void ProfileX (TH2 *hh)
 
void ProfileY (TH2 *hh)
 
void ProjectionX (TH2 *hh)
 
void ProjectionY (TH2 *hh)
 
void RunAutoExec ()
 Execute the list of TExecs in the current pad. More...
 
void SaveCanvasAs ()
 
void ZoomSelected (TH2 *TheHisto)
 

Private Attributes

Bool_t fAgeOfEmpire
 
TString fDisabledClasses
 
TList fDisabledObjects
 
Int_t fEnabledShortcuts
 
Bool_t fFreezed
 
Bool_t fHasDisabledClasses
 
Bool_t fHasDisabledObject
 
Bool_t fJPressed
 
TGFrame * fKeyHandler
 handler for keys More...
 
Bool_t fPPressed
 
TString fSavedAs
 
TList fShortCuts
 
Bool_t fVenerMode
 
Bool_t moved
 
Int_t NdisXbins
 
Int_t NdisYbins
 number of displayed bins on X & Y More...
 
Int_t NXbins
 
Int_t NYbins
 
Double_t oldx
 
Double_t oldy
 
TAxis * theXaxis
 
TAxis * theYaxis
 the axes of the histogram More...
 
Int_t X0
 ! variables for pan & scan More...
 
Double_t XbinPixel
 
Int_t Xf1
 
Int_t Xfirst0
 
Int_t Xl1
 
Int_t Xlast0
 number of bins on x-axis, initial displayed bins More...
 
Double_t xmax
 
Double_t xmin
 
Int_t Y0
 coordinates of initial click in pad pixels More...
 
Double_t YbinPixel
 size of bins in pixels More...
 
Int_t Yf1
 
Int_t Yfirst0
 
Int_t Yl1
 last modification to axis limits More...
 
Int_t Ylast0
 number of bins on y-axis, initial displayed bins More...
 
Double_t ymax
 
Double_t ymin
 

Friends

class KVKeyHandler
 

Constructor & Destructor Documentation

◆ KVCanvas() [1/3]

KVCanvas::KVCanvas ( )

Definition at line 32 of file KVCanvas.cpp.

◆ KVCanvas() [2/3]

KVCanvas::KVCanvas ( const char *  name,
const char *  title,
Int_t  ww,
Int_t  wh,
Bool_t  keyHandler = kTRUE 
)

using TCanvas::TCanvas;

if(keyHandler) fKeyHandler = new KVKeyHandler(this);

Definition at line 61 of file KVCanvas.cpp.

◆ KVCanvas() [3/3]

KVCanvas::KVCanvas ( const char *  name,
Int_t  ww,
Int_t  wh,
Int_t  winid 
)

fKeyHandler = new KVKeyHandler(this);

Definition at line 79 of file KVCanvas.cpp.

◆ ~KVCanvas()

KVCanvas::~KVCanvas ( )
virtual

Definition at line 51 of file KVCanvas.cpp.

Member Function Documentation

◆ AddShortcutsInfo()

void KVCanvas::AddShortcutsInfo ( const char *  cut,
const char *  desc 
)
private

Definition at line 1097 of file KVCanvas.cpp.

◆ DisableClass()

void KVCanvas::DisableClass ( const char *  className)

Definition at line 139 of file KVCanvas.cpp.

◆ DisableObject()

void KVCanvas::DisableObject ( TObject *  obj)

Definition at line 170 of file KVCanvas.cpp.

◆ DrawEventStatus()

void KVCanvas::DrawEventStatus ( Int_t  event,
Int_t  px,
Int_t  py,
TObject *  selected 
)
private

Report name and title of primitive below the cursor.

This function is called when the option "Event Status" in the canvas menu "Options" is selected.

Definition at line 185 of file KVCanvas.cpp.

◆ DynamicZoom()

void KVCanvas::DynamicZoom ( Int_t  Sign,
Int_t  px,
Int_t  py 
)
private

Zoom in or out of histogram with mouse wheel Info("DynamicZoom","px=%d py=%d",px,py);

Definition at line 722 of file KVCanvas.cpp.

◆ DynamicZoomTH1()

void KVCanvas::DynamicZoomTH1 ( Int_t  Sign,
Int_t  px,
Int_t  py 
)
private

Zoom in or out of histogram with mouse wheel.

Definition at line 683 of file KVCanvas.cpp.

◆ ExpandFunctionRange()

Bool_t KVCanvas::ExpandFunctionRange ( )
private

Definition at line 1274 of file KVCanvas.cpp.

◆ FindHisto()

TH1 * KVCanvas::FindHisto ( )
private

Definition at line 1260 of file KVCanvas.cpp.

◆ FreezCavans()

void KVCanvas::FreezCavans ( Bool_t  freez)
inline

Definition at line 103 of file KVCanvas.h.

◆ GetEnabledShortcuts()

Int_t KVCanvas::GetEnabledShortcuts ( )
inline

Definition at line 116 of file KVCanvas.h.

◆ GetVenerMode()

Int_t KVCanvas::GetVenerMode ( )
inline

Definition at line 110 of file KVCanvas.h.

◆ HandleInput()

void KVCanvas::HandleInput ( EEventType  event,
Int_t  px,
Int_t  py 
)

Handle Input Events.

Handle input events, like button up/down in current canvas.

Definition at line 221 of file KVCanvas.cpp.

◆ HandleKey()

Bool_t KVCanvas::HandleKey ( Int_t  ,
Int_t  py 
)
privatevirtual

virtual Bool_t HandleKey(Event_t* /*event*‍/){return kTRUE;}

Handle keys Info("HandleKey","key pressed : %d %d",px,py);

Reimplemented in KVIDGridEditorCanvas.

Definition at line 778 of file KVCanvas.cpp.

◆ InitInfos()

void KVCanvas::InitInfos ( )
private

Definition at line 1130 of file KVCanvas.cpp.

◆ IsLogx()

bool KVCanvas::IsLogx ( )

Definition at line 115 of file KVCanvas.cpp.

◆ IsLogy()

bool KVCanvas::IsLogy ( )

Definition at line 106 of file KVCanvas.cpp.

◆ IsLogz()

bool KVCanvas::IsLogz ( )

Definition at line 97 of file KVCanvas.cpp.

◆ MoveAxis()

void KVCanvas::MoveAxis ( TAxis *  ax,
Int_t  sign 
)
private

Definition at line 1072 of file KVCanvas.cpp.

◆ ProfileX()

void KVCanvas::ProfileX ( TH2 *  hh)
private

Definition at line 1165 of file KVCanvas.cpp.

◆ ProfileY()

void KVCanvas::ProfileY ( TH2 *  hh)
private

Definition at line 1179 of file KVCanvas.cpp.

◆ ProjectionX()

void KVCanvas::ProjectionX ( TH2 *  hh)
private

Definition at line 1301 of file KVCanvas.cpp.

◆ ProjectionY()

void KVCanvas::ProjectionY ( TH2 *  hh)
private

Definition at line 1341 of file KVCanvas.cpp.

◆ ResetDisabledClass()

void KVCanvas::ResetDisabledClass ( )

Definition at line 150 of file KVCanvas.cpp.

◆ ResetDisabledObject()

void KVCanvas::ResetDisabledObject ( )

Definition at line 160 of file KVCanvas.cpp.

◆ RunAutoExec()

void KVCanvas::RunAutoExec ( )
private

Execute the list of TExecs in the current pad.

Definition at line 125 of file KVCanvas.cpp.

◆ SaveCanvasAs()

void KVCanvas::SaveCanvasAs ( )
private

Definition at line 1199 of file KVCanvas.cpp.

◆ SetEnabledShortcuts()

void KVCanvas::SetEnabledShortcuts ( Int_t  value = 1)

Definition at line 1292 of file KVCanvas.cpp.

◆ SetVenerMode()

void KVCanvas::SetVenerMode ( Int_t  value = 1)

Definition at line 1121 of file KVCanvas.cpp.

◆ ShowShortcutsInfos()

void KVCanvas::ShowShortcutsInfos ( )

Definition at line 1106 of file KVCanvas.cpp.

◆ ZoomSelected()

void KVCanvas::ZoomSelected ( TH2 *  TheHisto)
private

Definition at line 659 of file KVCanvas.cpp.

Friends And Related Function Documentation

◆ KVKeyHandler

friend class KVKeyHandler
friend

Definition at line 55 of file KVCanvas.h.

Member Data Documentation

◆ fAgeOfEmpire

Bool_t KVCanvas::fAgeOfEmpire
private

Definition at line 72 of file KVCanvas.h.

◆ fDisabledClasses

TString KVCanvas::fDisabledClasses
private

Definition at line 75 of file KVCanvas.h.

◆ fDisabledObjects

TList KVCanvas::fDisabledObjects
private

Definition at line 78 of file KVCanvas.h.

◆ fEnabledShortcuts

Int_t KVCanvas::fEnabledShortcuts
private

Definition at line 80 of file KVCanvas.h.

◆ fFreezed

Bool_t KVCanvas::fFreezed
private

Definition at line 84 of file KVCanvas.h.

◆ fHasDisabledClasses

Bool_t KVCanvas::fHasDisabledClasses
private

Definition at line 74 of file KVCanvas.h.

◆ fHasDisabledObject

Bool_t KVCanvas::fHasDisabledObject
private

Definition at line 76 of file KVCanvas.h.

◆ fJPressed

Bool_t KVCanvas::fJPressed
private

Definition at line 71 of file KVCanvas.h.

◆ fKeyHandler

TGFrame* KVCanvas::fKeyHandler
private

handler for keys

Definition at line 83 of file KVCanvas.h.

◆ fPPressed

Bool_t KVCanvas::fPPressed
private

Definition at line 70 of file KVCanvas.h.

◆ fSavedAs

TString KVCanvas::fSavedAs
private

Definition at line 81 of file KVCanvas.h.

◆ fShortCuts

TList KVCanvas::fShortCuts
private

Definition at line 79 of file KVCanvas.h.

◆ fVenerMode

Bool_t KVCanvas::fVenerMode
private

Definition at line 73 of file KVCanvas.h.

◆ moved

Bool_t KVCanvas::moved
private

Definition at line 69 of file KVCanvas.h.

◆ NdisXbins

Int_t KVCanvas::NdisXbins
private

Definition at line 62 of file KVCanvas.h.

◆ NdisYbins

Int_t KVCanvas::NdisYbins
private

number of displayed bins on X & Y

Definition at line 62 of file KVCanvas.h.

◆ NXbins

Int_t KVCanvas::NXbins
private

Definition at line 63 of file KVCanvas.h.

◆ NYbins

Int_t KVCanvas::NYbins
private

Definition at line 64 of file KVCanvas.h.

◆ oldx

Double_t KVCanvas::oldx
private

Definition at line 59 of file KVCanvas.h.

◆ oldy

Double_t KVCanvas::oldy
private

Definition at line 59 of file KVCanvas.h.

◆ theXaxis

TAxis* KVCanvas::theXaxis
private

Definition at line 65 of file KVCanvas.h.

◆ theYaxis

TAxis * KVCanvas::theYaxis
private

the axes of the histogram

Definition at line 65 of file KVCanvas.h.

◆ X0

Int_t KVCanvas::X0
private

! variables for pan & scan

Definition at line 61 of file KVCanvas.h.

◆ XbinPixel

Double_t KVCanvas::XbinPixel
private

Definition at line 66 of file KVCanvas.h.

◆ Xf1

Int_t KVCanvas::Xf1
private

Definition at line 67 of file KVCanvas.h.

◆ Xfirst0

Int_t KVCanvas::Xfirst0
private

Definition at line 63 of file KVCanvas.h.

◆ Xl1

Int_t KVCanvas::Xl1
private

Definition at line 67 of file KVCanvas.h.

◆ Xlast0

Int_t KVCanvas::Xlast0
private

number of bins on x-axis, initial displayed bins

Definition at line 63 of file KVCanvas.h.

◆ xmax

Double_t KVCanvas::xmax
private

Definition at line 58 of file KVCanvas.h.

◆ xmin

Double_t KVCanvas::xmin
private

Definition at line 58 of file KVCanvas.h.

◆ Y0

Int_t KVCanvas::Y0
private

coordinates of initial click in pad pixels

Definition at line 61 of file KVCanvas.h.

◆ YbinPixel

Double_t KVCanvas::YbinPixel
private

size of bins in pixels

Definition at line 66 of file KVCanvas.h.

◆ Yf1

Int_t KVCanvas::Yf1
private

Definition at line 67 of file KVCanvas.h.

◆ Yfirst0

Int_t KVCanvas::Yfirst0
private

Definition at line 64 of file KVCanvas.h.

◆ Yl1

Int_t KVCanvas::Yl1
private

last modification to axis limits

Definition at line 67 of file KVCanvas.h.

◆ Ylast0

Int_t KVCanvas::Ylast0
private

number of bins on y-axis, initial displayed bins

Definition at line 64 of file KVCanvas.h.

◆ ymax

Double_t KVCanvas::ymax
private

Definition at line 58 of file KVCanvas.h.

◆ ymin

Double_t KVCanvas::ymin
private

Definition at line 58 of file KVCanvas.h.