// @(#)root/base:$Name: $:$Id: TView.h,v 1.12 2003/05/07 13:31:09 brun Exp $ // Author: Rene Brun, Nenad Buncic, Evgueni Tcherniaev, Olivier Couet 18/08/95 /************************************************************************* * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. * * All rights reserved. * * * * For the licensing terms see $ROOTSYS/LICENSE. * * For the list of contributors see $ROOTSYS/README/CREDITS. * *************************************************************************/ #ifndef ROOT_TView #define ROOT_TView ///////////////////////////////////////////////////////////////////////// // // // TView // // // ///////////////////////////////////////////////////////////////////////// #ifndef ROOT_TObject #include "TObject.h" #endif #ifndef ROOT_TAttLine #include "TAttLine.h" #endif class TSeqCollection; class TVirtualPad; class TView : public TObject, public TAttLine { protected: Double_t fLatitude; //View angle latitude Double_t fLongitude; //View angle longitude Double_t fPsi; //View angle psi Double_t fDview; //Distance from COP to COV Double_t fDproj; //Distance from COP to projection plane Double_t fUpix; // pad X size in pixels Double_t fVpix; // pad Y size in pixels Double_t fTN[16]; // Double_t fTB[16]; // Double_t fRmax[3]; //Upper limits of object Double_t fRmin[3]; //Lower limits of object Double_t fUVcoord[4]; //Viewing window limits Double_t fTnorm[16]; //Transformation matrix Double_t fTback[16]; //Back transformation matrix Double_t fX1[3]; //First coordinate of X axis Double_t fX2[3]; //Second coordinate of X axis Double_t fY1[3]; //First coordinate of Y axis Double_t fY2[3]; //Second coordinate of Y axis Double_t fZ1[3]; //First coordinate of Z axis Double_t fZ2[3]; //Second coordinate of Z axis Int_t fSystem; //Coordinate system TSeqCollection *fOutline; //Collection of outline's objects Bool_t fDefaultOutline; //Set to TRUE if outline is default cube Bool_t fAutoRange; //Set to TRUE if range computed automatically void ResetView(Double_t longitude, Double_t latitude, Double_t psi, Int_t &irep); public: // TView status bits enum { kPerspective = BIT(6) }; TView(); TView(Int_t system); TView(const Float_t *rmin, const Float_t *rmax, Int_t system = 1); TView(const Double_t *rmin, const Double_t *rmax, Int_t system = 1); virtual ~TView(); virtual void AxisVertex(Double_t ang, Double_t *av, Int_t &ix1, Int_t &ix2, Int_t &iy1, Int_t &iy2, Int_t &iz1, Int_t &iz2); virtual void DefinePerspectiveView(); virtual void DefineViewDirection(const Double_t *s, const Double_t *c, Double_t cosphi, Double_t sinphi, Double_t costhe, Double_t sinthe, Double_t cospsi, Double_t sinpsi, Double_t *tnorm, Double_t *tback); virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py); virtual void ExecuteRotateView(Int_t event, Int_t px, Int_t py); virtual void FindScope(Double_t *scale, Double_t *center, Int_t &irep); virtual Int_t GetDistancetoAxis(Int_t axis, Int_t px, Int_t py, Double_t &ratio); Double_t GetDview() const {return fDview;} Double_t GetDproj() const {return fDproj;} Double_t GetExtent() const; Bool_t GetAutoRange() {return fAutoRange;} Double_t GetLatitude() {return fLatitude;} Double_t GetLongitude() {return fLongitude;} Double_t GetPsi() {return fPsi;} virtual void GetRange (Float_t *min, Float_t *max); virtual void GetRange (Double_t *min, Double_t *max); Double_t *GetRmax() {return fRmax;} Double_t *GetRmin() {return fRmin;} TSeqCollection *GetOutline() {return fOutline; } Double_t *GetTback() {return fTback;} Double_t *GetTN() {return fTN;} Double_t *GetTnorm() {return fTnorm;} Int_t GetSystem() {return fSystem;} Double_t GetWindowWidth() const {return 0.5*(fUVcoord[1]-fUVcoord[0]);} Double_t GetWindowHeight() const {return 0.5*(fUVcoord[3]-fUVcoord[2]);} virtual void FindNormal(Double_t x, Double_t y, Double_t z, Double_t &zn); virtual void FindPhiSectors(Int_t iopt, Int_t &kphi, Double_t *aphi, Int_t &iphi1, Int_t &iphi2); virtual void FindThetaSectors(Int_t iopt, Double_t phi, Int_t &kth, Double_t *ath, Int_t &ith1, Int_t &ith2); Bool_t IsClippedNDC(Double_t *p) const; Bool_t IsPerspective() const {return TestBit(kPerspective);} virtual void NDCtoWC(const Float_t *pn, Float_t *pw); virtual void NDCtoWC(const Double_t *pn, Double_t *pw); virtual void NormalWCtoNDC(const Float_t *pw, Float_t *pn); virtual void NormalWCtoNDC(const Double_t *pw, Double_t *pn); virtual void PadRange(Int_t rback); void ResizePad(); virtual void SetAutoRange(Bool_t autorange=kTRUE) {fAutoRange=autorange;} virtual void SetAxisNDC(const Double_t *x1, const Double_t *x2, const Double_t *y1, const Double_t *y2, const Double_t *z1, const Double_t *z2); void SetDefaultWindow(); void SetDview(Double_t dview) {fDview=dview;} void SetDproj(Double_t dproj) {fDproj=dproj;} void SetLatitude(Double_t latitude) {fLatitude = latitude;} void SetLongitude(Double_t longitude) {fLongitude = longitude;} void SetPsi(Double_t psi) {fPsi = psi;} virtual void SetOutlineToCube(); virtual void SetParralel(); // *MENU* virtual void SetPerspective(); // *MENU* virtual void SetRange(const Double_t *min, const Double_t *max); virtual void SetRange(Double_t x0, Double_t y0, Double_t z0, Double_t x1, Double_t y1, Double_t z1, Int_t flag=0); virtual void SetSystem(Int_t system) {fSystem = system;} virtual void SetView(Double_t longitude, Double_t latitude, Double_t psi, Int_t &irep); void SetWindow(Double_t u0, Double_t v0, Double_t du, Double_t dv); virtual void WCtoNDC(const Float_t *pw, Float_t *pn); virtual void WCtoNDC(const Double_t *pw, Double_t *pn); //-- void MoveFocus(Double_t *center, Double_t dx, Double_t dy, Double_t dz, Int_t nsteps=10, Double_t dlong=0, Double_t dlat=0, Double_t dpsi=0); virtual void MoveViewCommand(Char_t chCode, Int_t count=1); void MoveWindow(Char_t option); static void AdjustPad(TVirtualPad *pad=0); virtual void AdjustScales(TVirtualPad *pad=0); // *MENU* virtual void Centered3DImages(TVirtualPad *pad=0); virtual void Centered(); // *MENU* virtual void FrontView(TVirtualPad *pad=0); virtual void Front(); // *MENU* virtual void ZoomIn(); // *MENU* virtual void ZoomOut(); // *MENU* virtual void ZoomView(TVirtualPad *pad=0, Double_t zoomFactor = 1.25 ); virtual void UnzoomView(TVirtualPad *pad=0,Double_t unZoomFactor = 1.25); virtual void RotateView(Double_t phi, Double_t theta, TVirtualPad *pad=0); virtual void SideView(TVirtualPad *pad=0); virtual void Side(); // *MENU* virtual void TopView(TVirtualPad *pad=0); virtual void Top(); // *MENU* virtual void ToggleRulers(TVirtualPad *pad=0); virtual void ShowAxis(); // *MENU* virtual void ToggleZoom(TVirtualPad *pad=0); virtual void ZoomMove(); // *MENU* virtual void Zoom(); // *MENU* virtual void UnZoom(); // *MENU* ClassDef(TView,2) //3-D View }; // Shortcuts for menus inline void TView::Centered(){Centered3DImages();} inline void TView::Front() {FrontView();} inline void TView::ShowAxis(){ToggleRulers(); } inline void TView::Side() {SideView();} inline void TView::Top() {TopView();} inline void TView::ZoomMove(){ToggleZoom();} inline void TView::Zoom() {ZoomView();} inline void TView::UnZoom() {UnzoomView();} #endif