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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  ~SoGate();
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
SoMField * input
Definition: SoGate.h:46
The SoOutput class is an abstraction of an output stream.SoOutput offers the ability to write basic t...
Definition: SoOutput.h:42
virtual void writeInstance(SoOutput *out)
Definition: SoEngine.cpp:402
SoEngine is the base class for Coin engines.Engines enables the application programmers to make compl...
Definition: SoEngine.h:34
The SoFieldContainer class is a base class for all classes that contain fields.The classes containing...
Definition: SoFieldContainer.h:35
The SoSFTrigger class is the "void" class used for detecting field changes.Connect this field to a ma...
Definition: SoSFTrigger.h:32
virtual void copyContents(const SoFieldContainer *from, SbBool copyconnections)
Definition: SoFieldContainer.cpp:711
SoSFTrigger trigger
Definition: SoGate.h:45
The SoField class is the top-level abstract base class for fields.Fields is the mechanism used throug...
Definition: SoField.h:38
The SoSFBool class is a container for an SbBool value.This field is used where nodes, engines or other field containers needs to store a boolean on/off or TRUE/FALSE value, like for instance as the "on" field of the SoPointLight, SoSpotLight and SoDirectionalLight node classes.
Definition: SoSFBool.h:30
The SoMField class is the base class for fields which can contain multiple values.All field types which may contain more than one member value inherits this class. SoMField is an abstract class.
Definition: SoMField.h:32
SoSFBool enable
Definition: SoGate.h:44
The SoGate class is used to selectively copy values from input to output.This engine will forward val...
Definition: SoGate.h:35
virtual void inputChanged(SoField *which)
Definition: SoEngine.cpp:287
The SoEngineOutput class is the output slots in SoEngine instances.SoEngineOutput has methods for con...
Definition: SoEngineOutput.h:36
virtual SbBool readInstance(SoInput *in, unsigned short flags)
Definition: SoEngine.cpp:391
virtual void evaluate(void)=0
The SoInput class is an abstraction of file import functionality.This class takes care of most of the...
Definition: SoInput.h:55
The SoFieldData class is a container for a prototype set of fields.This class is instantiated once fo...
Definition: SoFieldData.h:39
The SoType class is the basis for the run-time type system in Coin.Many of the classes in the Coin li...
Definition: SoType.h:50
SoEngineOutput * output
Definition: SoGate.h:48

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

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