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SoOneShot.h
1 /**************************************************************************\
2  *
3  * This file is part of the Coin 3D visualization library.
4  * Copyright (C) by Kongsberg Oil & Gas Technologies.
5  *
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9  * See the file LICENSE.GPL at the root directory of this source
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16  *
17  * See http://www.coin3d.org/ for more information.
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23 
24 #ifndef COIN_SOONESHOT_H
25 #define COIN_SOONESHOT_H
26 
27 #include <Inventor/engines/SoSubEngine.h>
28 #include <Inventor/engines/SoEngineOutput.h>
29 #include <Inventor/fields/SoSFTime.h>
30 #include <Inventor/fields/SoSFBool.h>
31 #include <Inventor/fields/SoSFTrigger.h>
32 #include <Inventor/fields/SoSFBitMask.h>
33 
34 
35 class COIN_DLL_API SoOneShot : public SoEngine {
36  typedef SoEngine inherited;
37 
38  SO_ENGINE_HEADER(SoOneShot);
39 
40 public:
41  static void initClass(void);
42  SoOneShot(void);
43 
44  enum Flags {RETRIGGERABLE=1, HOLD_FINAL=2};
45 
51 
52  SoEngineOutput timeOut; // SoSFTime
53  SoEngineOutput isActive; // SoSFBool
54  SoEngineOutput ramp; // SoSFFloat
55 
56 protected:
57  virtual ~SoOneShot(void);
58 
59 private:
60  virtual void evaluate(void);
61  virtual void inputChanged(SoField * which);
62  virtual void writeInstance(SoOutput * out);
63 
64  SbTime holdduration;
65  float holdramp;
66  SbTime starttime;
67  SbBool running;
68 };
69 
70 #endif // !COIN_SOONESHOT_H

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