EVE/Reve/NLTBases.cxx

   1 // $Header$
   2
   3 #include "NLTBases.h"
   4 #include "Reve/NLTPolygonSet.h"
   5
   6 using namespace Reve;
   7
   8 //______________________________________________________________________________
   9 // NLTProjectable
  10 //
  11
  12 ClassImp(NLTProjectable)
  13
  14 //______________________________________________________________________________
  15 NLTProjectable::NLTProjectable()
  16 {
  17   // Default constructor.
  18 }
  19
  20 //______________________________________________________________________________
  21 NLTProjectable::~NLTProjectable()
  22 {
  23   // Destructor.
  24   // Force projected replicas to unreference *this.
  25
  26   while ( ! fProjectedList.empty())
  27   {
  28     fProjectedList.front()->UnRefProjectable(this);
  29   }
  30 }
  31
  32
  33 //______________________________________________________________________________
  34 // NLTProjected
  35 //
  36
  37 ClassImp(NLTProjected)
  38
  39 //______________________________________________________________________________
  40 NLTProjected::NLTProjected() :
  41   fProjector   (0),
  42   fProjectable (0),
  43   fDepth       (0)
  44 {
  45   // Default constructor.
  46 }
  47
  48 //______________________________________________________________________________
  49 NLTProjected::~NLTProjected()
  50 {
  51   // Destructor.
  52   // If fProjectable is non-null, *this is removed from its list of
  53   // projected replicas.
  54
  55   if (fProjectable) fProjectable->RemoveProjected(this);
  56 }
  57
  58 //______________________________________________________________________________
  59 void NLTProjected::SetProjection(NLTProjector* proj, NLTProjectable* model)
  60 {
  61   fProjector   = proj;
  62   if (fProjectable) fProjectable->RemoveProjected(this);
  63   fProjectable = model;
  64   if (fProjectable) fProjectable->AddProjected(this);
  65 }
  66
  67 //______________________________________________________________________________
  68 void NLTProjected::UnRefProjectable(NLTProjectable* assumed_parent)
  69 {
  70   static const Exc_t eH("NLTProjected::UnRefProjectable ");
  71
  72   if (fProjectable != assumed_parent) {
  73     Warning(eH, "mismatch between assumed and real model. This is a bug.");
  74     assumed_parent->RemoveProjected(this);
  75     return;
  76   }
  77
  78   if (fProjectable) {
  79     fProjectable->RemoveProjected(this);
  80     fProjectable = 0;
  81   }
  82 }