Panda3D
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00001 // Filename: vrpnDial.h 00002 // Created by: drose (26Jan01) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 #ifndef VRPNDIAL_H 00016 #define VRPNDIAL_H 00017 00018 #include "pandabase.h" 00019 00020 #include "vrpn_interface.h" 00021 00022 #include "pvector.h" 00023 00024 class VrpnDialDevice; 00025 00026 //////////////////////////////////////////////////////////////////// 00027 // Class : VrpnDial 00028 // Description : This is the actual interface to a particular VRPN 00029 // dial device, and all of its numbered dials. A 00030 // pointer to this object is stored in the VrpnClient 00031 // class for each differently-named VRPN dial device 00032 // we connect to. 00033 // 00034 // The VRPN callbacks go here, which in turn get 00035 // vectored out to any VrpnDialDevice objects that 00036 // register with this. When the last VrpnDialDevice 00037 // object unregisters, the VrpnDial will be deleted 00038 // by the VrpnClient. 00039 // 00040 // This class does not need to be exported from the DLL. 00041 //////////////////////////////////////////////////////////////////// 00042 class VrpnDial { 00043 public: 00044 VrpnDial(const string &dial_name, vrpn_Connection *connection); 00045 ~VrpnDial(); 00046 00047 INLINE const string &get_dial_name() const; 00048 INLINE bool is_empty() const; 00049 00050 void mark(VrpnDialDevice *device); 00051 void unmark(VrpnDialDevice *device); 00052 00053 INLINE void poll(); 00054 00055 void output(ostream &out) const; 00056 void write(ostream &out, int indent_level = 0) const; 00057 00058 private: 00059 static void VRPN_CALLBACK 00060 vrpn_dial_callback(void *userdata, const vrpn_DIALCB info); 00061 00062 private: 00063 string _dial_name; 00064 vrpn_Dial_Remote *_dial; 00065 00066 typedef pvector<VrpnDialDevice *> Devices; 00067 Devices _devices; 00068 }; 00069 00070 INLINE ostream &operator << (ostream &out, const VrpnDial &dial) { 00071 dial.output(out); 00072 return out; 00073 } 00074 00075 #include "vrpnDial.I" 00076 00077 #endif