Go4ConditionsBase/TGo4LabelPainter.h
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00001 // $Id: TGo4LabelPainter.h 478 2009-10-29 12:26:09Z linev $ 00002 //----------------------------------------------------------------------- 00003 // The GSI Online Offline Object Oriented (Go4) Project 00004 // Experiment Data Processing at EE department, GSI 00005 //----------------------------------------------------------------------- 00006 // Copyright (C) 2000- GSI Helmholtzzentrum für Schwerionenforschung GmbH 00007 // Planckstr. 1, 64291 Darmstadt, Germany 00008 // Contact: http://go4.gsi.de 00009 //----------------------------------------------------------------------- 00010 // This software can be used under the license agreements as stated 00011 // in Go4License.txt file which is part of the distribution. 00012 //----------------------------------------------------------------------- 00013 00014 #ifndef TGO4LABELPAINTER_H 00015 #define TGO4LABELPAINTER_H 00016 00017 #include "TPaveText.h" 00018 #include "TLine.h" 00019 #include "TNamed.h" 00020 #include "TAttLine.h" 00021 #include "TAttFill.h" 00022 #include "TAttText.h" 00023 00031 class TGo4Label : public TPaveText { 00032 00033 public: 00034 TGo4Label(): TPaveText(), fxOwner(0) { SetBit(kMustCleanup);} 00035 TGo4Label(Double_t x1, Double_t y1, Double_t x2, Double_t y2, Option_t* option = "br") 00036 : TPaveText(x1,y1,x2,y2,option),fxOwner(0) { SetBit(kMustCleanup); } 00037 00038 virtual ~TGo4Label(){fxLastDeleted=(char*) this;} 00039 void SetOwner(TObject* ob){fxOwner=ob;} 00040 00041 virtual void Paint(Option_t* opt=""); 00042 00043 virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py); 00044 00046 static char* fxLastDeleted; 00047 00048 private: 00050 TObject* fxOwner; 00051 ClassDef(TGo4Label,7) 00052 }; 00053 00061 class TGo4LabelConnector : public TLine { 00062 00063 public: 00064 TGo4LabelConnector(): TLine(), fxOwner(0) { SetBit(kMustCleanup); } 00065 TGo4LabelConnector(Double_t x1, Double_t y1, Double_t x2, Double_t y2) 00066 : TLine(x1,y1,x2,y2),fxOwner(0) { SetBit(kMustCleanup); } 00067 00068 virtual ~TGo4LabelConnector(){fxLastDeleted=(char*) this;}; 00069 void SetOwner(TObject* ob){fxOwner=ob;} 00070 00071 virtual void Paint(Option_t* opt=""); 00072 00074 static char* fxLastDeleted; 00075 00076 private: 00078 TObject* fxOwner; 00079 ClassDef(TGo4LabelConnector,6) 00080 }; 00081 00082 00091 class TGo4LabelPainter : public TNamed, public TAttLine, public TAttFill, public TAttText { 00092 public: 00093 TGo4LabelPainter(); 00094 TGo4LabelPainter(const char* name, const char* title = 0); 00095 virtual ~TGo4LabelPainter(); 00096 00098 virtual void PaintLabel(Option_t* opt=""); 00099 00101 virtual void UnPaintLabel(Option_t* opt=""); 00102 00104 virtual void RePaintLabel(Option_t* opt=""); 00105 00107 virtual void DisplayToFront(Option_t* opt=""); 00108 00109 void SetCaption(const char* txt) { fxCaption=txt; } 00110 void SetX0(Double_t x=0) { fdX0=x; } 00111 void SetY0(Double_t y=0) { fdY0=y; } 00112 void SetWidth(Double_t w=0) { fdWidth=w; } 00113 void SetHeight(Double_t h=0) { fdHeight=h; } 00114 00115 void AddToLabel(const char* txt) { if(fxLabel) fxLabel->AddText(txt); } 00116 00118 void InitAttributes(); 00119 00121 Double_t GetLabelXlo(); 00122 00124 Double_t GetLabelYlo(); 00125 00127 Double_t GetLabelXup(); 00128 00130 Double_t GetLabelYup(); 00131 00132 private: 00134 TGo4Label* fxLabel; 00135 00137 Double_t fdX0; 00138 00140 Double_t fdY0; 00141 00143 Double_t fdWidth; 00144 00146 Double_t fdHeight; 00147 00149 TString fxCaption; 00150 00152 Bool_t fbIsLabStreamed; 00153 00155 TGo4Label* CreateCurrentLabel(Double_t x, Double_t y); 00156 00158 void LabelCoords(Double_t &xmin, Double_t &ymin, Double_t &xmax, Double_t &ymax); 00159 00161 Bool_t CheckLabel(); 00162 00163 ClassDef(TGo4LabelPainter,6) 00164 }; 00165 00166 #endif //TGO4LABELPAINTER_H
