1 #ifndef COIN_SOSCXMLZOOMTARGET_H
2 #define COIN_SOSCXMLZOOMTARGET_H
3 
4 /**************************************************************************\
5  * Copyright (c) Kongsberg Oil & Gas Technologies AS
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21  * this software without specific prior written permission.
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23  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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34 \**************************************************************************/
35 
36 #include <Inventor/navigation/SoScXMLNavigationTarget.h>
37 
38 class SoCamera;
39 class SoPerspectiveCamera;
40 class SoOrthographicCamera;
41 class SoFrustumCamera;
42 
43 #define COIN_NAVIGATION_ZOOM_TARGET_EVENT_PREFIX SOSCXML_NAVIGATION_TARGETTYPE ".Zoom"
44 
45 class COIN_DLL_API SoScXMLZoomTarget : public SoScXMLNavigationTarget {
46   typedef SoScXMLNavigationTarget inherited;
47   SCXML_OBJECT_HEADER(SoScXMLZoomTarget)
48 
49 public:
50   static void initClass(void);
51   static void cleanClass(void);
52 
53   static SoScXMLZoomTarget * constructSingleton(void);
54   static void destructSingleton(void);
55   static SoScXMLZoomTarget * singleton(void);
56 
57   static const SbName & BEGIN(void);
58   static const SbName & UPDATE(void);
59   static const SbName & END(void);
60   static const SbName & ZOOM(void);
61   static const SbName & ZOOM_IN(void);
62   static const SbName & ZOOM_OUT(void);
63   static const SbName & RESET(void);
64 
65   static void zoom(SoCamera * camera, float factor);
66   static void reset(SoCamera * camera);
67 
68 protected:
69   SoScXMLZoomTarget(void);
70   virtual ~SoScXMLZoomTarget(void);
71 
72   virtual SbBool processOneEvent(const ScXMLEvent * event);
73 
74 private:
75   class PImpl;
76   static SoScXMLZoomTarget * theSingleton;
77 
78 }; // SoScXMLZoomTarget
79 
80 #endif // !COIN_SOSCXMLZOOMTARGET_H
81