SoScXMLDollyTarget.h

#ifndef COIN_SOSCXMLDOLLYTARGET_H
#define COIN_SOSCXMLDOLLYTARGET_H
 
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#include <Inventor/navigation/SoScXMLNavigationTarget.h>
 
class SoCamera;
class SoPerspectiveCamera;
class SoOrthographicCamera;
class SoFrustumCamera;
 
#define COIN_NAVIGATION_DOLLY_TARGET_EVENT_PREFIX SOSCXML_NAVIGATION_TARGETTYPE ".Dolly"
 
class COIN_DLL_API SoScXMLDollyTarget : public SoScXMLNavigationTarget {
  typedef SoScXMLNavigationTarget inherited;
  SCXML_OBJECT_HEADER(SoScXMLDollyTarget)
 
public:
  static void initClass(void);
  static void cleanClass(void);
 
  static SoScXMLDollyTarget * constructSingleton(void);
  static void destructSingleton(void);
  static SoScXMLDollyTarget * singleton(void);
 
  // the named events
  static const SbName & BEGIN(void);
  static const SbName & UPDATE(void);
  static const SbName & END(void);
  static const SbName & JUMP(void);
  static const SbName & STEP_IN(void);
  static const SbName & STEP_OUT(void);
 
  static void dolly(SoCamera * camera, float diff);
  static void jump(SoCamera * camera, float focaldistance);
  static void step(SoCamera * camera, SbBool exponential, float diff, float min = 0.0f, float max = 0.0f);
 
protected:
  SoScXMLDollyTarget(void);
  virtual ~SoScXMLDollyTarget(void);
 
  virtual SbBool processOneEvent(const ScXMLEvent * event);
 
private:
  class PImpl;
  static SoScXMLDollyTarget * theSingleton;
 
}; // SoScXMLDollyTarget
 
#endif // !COIN_SOSCXMLDOLLYTARGET_H