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SoGate.h
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23 
24 #ifndef COIN_SOGATE_H
25 #define COIN_SOGATE_H
26 
27 #include <Inventor/engines/SoSubEngine.h>
28 #include <Inventor/fields/SoMField.h>
29 #include <Inventor/fields/SoSFBool.h>
30 #include <Inventor/fields/SoSFTrigger.h>
31 
32 class SoEngineOutput;
33 
34 
35 class COIN_DLL_API SoGate : public SoEngine {
36  typedef SoEngine inherited;
37 
38  SO_ENGINE_HEADER(SoGate);
39 
40 public:
41  static void initClass(void);
42  SoGate(SoType type);
43 
47 
49 
50 protected:
51  virtual void inputChanged(SoField * which);
52 
53 private:
54  SoGate(void);
55  virtual ~SoGate(void);
56 
57  virtual void evaluate(void);
58 
59  virtual SbBool readInstance(SoInput * in, unsigned short flags);
60  virtual void writeInstance(SoOutput * out);
61 
62  void initialize(const SoType inputfieldtype);
63 
64  virtual void copyContents(const SoFieldContainer * from,
65  SbBool copyconnections);
66 
67  // SoGate instances uses a dynamic set of inputs and outputs, as
68  // they are not common for all instances of the class (like for most
69  // of the other engines).
70  SoFieldData * dynamicinput;
71  SoEngineOutputData * dynamicoutput;
72 
73  // Avoid a g++/egcs warning due to the private default constructor.
74  friend class dummy;
75 };
76 
77 #endif // !COIN_SOGATE_H
SoGate
The SoGate class is used to selectively copy values from input to output.
Definition: SoGate.h:35
SoOutput
The SoOutput class is an abstraction of an output stream.
Definition: SoOutput.h:42
SoEngineOutput
The SoEngineOutput class is the output slots in SoEngine instances.
Definition: SoEngineOutput.h:36
SoSFBool
The SoSFBool class is a container for an SbBool value.
Definition: SoSFBool.h:30
SoEngine::inputChanged
virtual void inputChanged(SoField *which)
Definition: SoEngine.cpp:290
SoGate::enable
SoSFBool enable
Definition: SoGate.h:44
SoEngine::readInstance
virtual SbBool readInstance(SoInput *in, unsigned short flags)
Definition: SoEngine.cpp:394
SoGate::output
SoEngineOutput * output
Definition: SoGate.h:48
SoEngineOutputData
The SoEngineOutputData class is a container for a prototype set of outputs.
Definition: SoOutputData.h:40
SoField
The SoField class is the top-level abstract base class for fields.
Definition: SoField.h:38
SoType
The SoType class is the basis for the run-time type system in Coin.
Definition: SoType.h:50
SoMField
The SoMField class is the base class for fields which can contain multiple values.
Definition: SoMField.h:32
SoEngine::evaluate
virtual void evaluate(void)=0
SoFieldData
The SoFieldData class is a container for a prototype set of fields.
Definition: SoFieldData.h:39
SoGate::trigger
SoSFTrigger trigger
Definition: SoGate.h:45
SoFieldContainer
The SoFieldContainer class is a base class for all classes that contain fields.
Definition: SoFieldContainer.h:34
SoGate::input
SoMField * input
Definition: SoGate.h:46
SoEngine::writeInstance
virtual void writeInstance(SoOutput *out)
Definition: SoEngine.cpp:405
SoSFTrigger
The SoSFTrigger class is the "void" class used for detecting field changes.
Definition: SoSFTrigger.h:32
SoInput
The SoInput class is an abstraction of file import functionality.
Definition: SoInput.h:52
SoFieldContainer::copyContents
virtual void copyContents(const SoFieldContainer *from, SbBool copyconnections)
Definition: SoFieldContainer.cpp:786
SoEngine
SoEngine is the base class for Coin engines.
Definition: SoEngine.h:34

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