MUON/mapping/AliMpRowPainter.cxx

   1 // $Id$
   2 // Category: graphics
   3 //
   4 // Class AliMpRowPainter
   5 // ---------------------
   6 // Class for drawing a row into canvas
   7 //
   8 // Authors: David Guez, IPN Orsay
   9
  10 #include <TVirtualX.h>
  11 #include <TPad.h>
  12
  13 #include "AliMpRowPainter.h"
  14 #include "AliMpGraphContext.h"
  15 #include "AliMpRow.h"
  16 #include "AliMpRowSegment.h"
  17
  18 ClassImp(AliMpRowPainter)
  19
  20 //_______________________________________________________________________
  21 AliMpRowPainter::AliMpRowPainter()
  22   : AliMpVPainter(),
  23     fRow(0)
  24 {
  25   // default dummy constructor
  26 }
  27
  28 //_______________________________________________________________________
  29 AliMpRowPainter::AliMpRowPainter(AliMpRow *row)
  30   :AliMpVPainter(),
  31    fRow(row)
  32 {
  33   // normal constructor
  34 }
  35
  36 //_______________________________________________________________________
  37 AliMpRowPainter::~AliMpRowPainter()
  38 {
  39   // destructor
  40 }
  41
  42 //_______________________________________________________________________
  43 void AliMpRowPainter::DumpObject()
  44 {
  45 // Draw the owned object
  46   fRow->Dump();
  47
  48 }
  49
  50 //_______________________________________________________________________
  51 TVector2 AliMpRowPainter::GetPosition() const
  52 {
  53 // Get the owned object's position
  54   return fRow->Position();
  55
  56 }
  57
  58 //_______________________________________________________________________
  59 TVector2 AliMpRowPainter::GetDimensions() const
  60 {
  61 // Get the owned object's dimensions
  62   return fRow->Dimensions();
  63
  64 }
  65
  66 //_______________________________________________________________________
  67 void AliMpRowPainter::Draw(Option_t *option)
  68 {
  69 // Draw the sector on the current pad
  70 // The first letter of <option> is treated as follows:
  71 // case "S" : each row segments are drawn separately
  72 // case ""  : the whole row is drawn at once
  73 // in both cases, the rest of the option is passed
  74 // as argument to the Draw function of respectively
  75 // zone or row objects.
  76 // ---
  77   AliMpGraphContext *gr = AliMpGraphContext::Instance();
  78   if( !fRow) return;
  79
  80   gr->Push();
  81   InitGraphContext();
  82
  83   switch (option[0]){
  84   case 'S':
  85     {
  86       for (Int_t iRowSeg=0;iRowSeg<fRow->GetNofRowSegments();++iRowSeg){
  87         AliMpVRowSegment *rowSegment = fRow->GetRowSegment(iRowSeg);
  88         gr->Push();
  89
  90         gr->SetPadPosForReal(rowSegment->Position(),rowSegment->Dimensions());
  91         DrawObject(rowSegment,option+1);
  92
  93         gr->Pop();
  94       }
  95     }
  96     break;
  97   default: AppendPad(option);
  98   }
  99   gr->Pop();
 100 }
 101
 102 //_______________________________________________________________________
 103 void AliMpRowPainter::Paint(Option_t *option)
 104 {
 105   // Paint the object
 106
 107   AliMpGraphContext *gr = AliMpGraphContext::Instance();
 108   if( !fRow) return;
 109   Int_t col=gVirtualX->GetFillColor();
 110   gr->Push();
 111   gPad->Range(0.,0.,1.,1.);
 112   InitGraphContext();
 113   PaintWholeBox(kTRUE);
 114
 115   if (option[0]=='T'){
 116     Float_t textSize =   gVirtualX->GetTextSize();
 117     gVirtualX->SetTextSize(12);
 118     gPad->PaintText(GetPadPosition().X()-0.01,GetPadPosition().Y()-0.01,
 119                     Form("%d",fRow->GetID()));
 120     gVirtualX->SetTextSize(textSize);
 121   }
 122
 123
 124   gr->Pop();
 125   gVirtualX->SetFillColor(col);
 126 }