Developer Documentation
PluginFunctionsBSplineCurve.cc
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41 
42 
43 
44 //=============================================================================
45 //
46 // PluginFunctions BSplineCurve - Implementation
47 // Author: Ellen Dekkers <dekkers@cs.rwth-aachen.de>
48 //
49 //=============================================================================
50 
51 
52 //=============================================================================
53 //
54 // Plugin Functions for BSplineCurve
55 //
56 //=============================================================================
57 
59 #include "BSplineCurve.hh"
60 
62 
63 namespace PluginFunctions {
64 
65 // ===============================================================================
66 // Get objects
67 // ===============================================================================
68 
69 bool getObject( int _identifier , BSplineCurveObject*& _object ) {
70  if (_identifier == BaseObject::NOOBJECT)
71  {
72  _object = 0;
73  return false;
74  }
75 
76  // Get object by using the map accelerated plugin function
77  BaseObjectData* object = 0;
78  PluginFunctions::getObject(_identifier,object);
79 
80  _object = dynamic_cast< BSplineCurveObject* >(object);
81  return ( _object != 0 );
82 }
83 
84 // ===============================================================================
85 // Getting data from objects and casting between them
86 // ===============================================================================
87 
88 
90  if (_object == 0)
91  return NULL;
92 
93  if ( _object->dataType(DATA_BSPLINE_CURVE) ) {
94  BSplineCurveObject* object = dynamic_cast< BSplineCurveObject* >(_object);
95  return object->splineCurve();
96  } else
97  return NULL;
98 }
99 
101  if (_object == 0)
102  return NULL;
103  if ( ! _object->dataType(DATA_BSPLINE_CURVE) )
104  return NULL;
105  return dynamic_cast< BSplineCurveObject* >( _object );
106 }
107 
108 
109 }
110 
bool dataType(DataType _type) const
Definition: BaseObject.cc:221
BSplineCurveObject * bsplineCurveObject(BaseObjectData *_object)
Cast an BaseObject to a BSplineCurveObject if possible.
bool getObject(const int _identifier, BaseObject *&_object)
Get the object which has the given identifier.
static int NOOBJECT
Definition: BaseObject.hh:106
BSplineCurve * splineCurve(BaseObjectData *_object)
Get a Bspline curve from an object.
BSplineCurve * splineCurve()
return a pointer to the spline curve
#define DATA_BSPLINE_CURVE
Definition: BSplineCurve.hh:67