ListenerFactoryLogic.hh
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17 #ifndef _LISTENER_FACTORY_LOGIC_HH_
18 #define _LISTENER_FACTORY_LOGIC_HH_
19 
20 #include <OgreCompositorInstance.h>
21 #include <OgreCompositorLogic.h>
22 #include <map>
23 #include "gazebo/util/system.hh"
24 
25 namespace gazebo
26 {
27  namespace rendering
28  {
31  class GAZEBO_VISIBLE ListenerFactoryLogic : public Ogre::CompositorLogic
32  {
34  public: virtual void compositorInstanceCreated(
35  Ogre::CompositorInstance *_newInstance)
36  {
37  Ogre::CompositorInstance::Listener *listener =
38  createListener(_newInstance);
39 
40  _newInstance->addListener(listener);
41  this->listeners[_newInstance] = listener;
42  }
43 
45  public: virtual void compositorInstanceDestroyed(
46  Ogre::CompositorInstance *_destroyedInstance)
47  {
48  delete this->listeners[_destroyedInstance];
49  this->listeners.erase(_destroyedInstance);
50  }
51 
52  // This is the method that implementers will need to create
53  protected: virtual Ogre::CompositorInstance::Listener *createListener(
54  Ogre::CompositorInstance *instance) = 0;
55 
56  private: typedef std::map<Ogre::CompositorInstance*,
57  Ogre::CompositorInstance::Listener*> ListenerMap;
58 
59  ListenerMap listeners;
60  };
61  }
62 }
63 #endif
The simple types of compositor logics will all do the same thing - Attach a listener to the created c...
Definition: ListenerFactoryLogic.hh:31
virtual void compositorInstanceCreated(Ogre::CompositorInstance *_newInstance)
Definition: ListenerFactoryLogic.hh:34
virtual void compositorInstanceDestroyed(Ogre::CompositorInstance *_destroyedInstance)
Definition: ListenerFactoryLogic.hh:45
#define GAZEBO_VISIBLE
Use to represent "symbol visible" if supported.
Definition: system.hh:48