openscenegraph
osgViewer::HelpHandler Class Reference

#include <ViewerEventHandlers>

Inheritance diagram for osgViewer::HelpHandler:
osgGA::GUIEventHandler osgGA::EventHandler osg::NodeCallback osg::DrawableEventCallback osg::Callback osg::Callback osg::Object osg::Object osg::Referenced osg::Referenced

Public Member Functions

 HelpHandler (osg::ApplicationUsage *au=0)
void setApplicationUsage (osg::ApplicationUsage *au)
osg::ApplicationUsagegetApplicationUsage ()
const osg::ApplicationUsagegetApplicationUsage () const
void setKeyEventTogglesOnScreenHelp (int key)
int getKeyEventTogglesOnScreenHelp () const
void reset ()
osg::CameragetCamera ()
const osg::CameragetCamera () const
bool handle (const osgGA::GUIEventAdapter &ea, osgGA::GUIActionAdapter &aa)
virtual void getUsage (osg::ApplicationUsage &usage) const
Public Member Functions inherited from osgGA::GUIEventHandler
 GUIEventHandler ()
 GUIEventHandler (const GUIEventHandler &eh, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
 META_Object (osgGA, GUIEventHandler)
virtual bool handle (osgGA::Event *event, osg::Object *object, osg::NodeVisitor *nv)
virtual bool handle (const GUIEventAdapter &ea, GUIActionAdapter &aa, osg::Object *, osg::NodeVisitor *)
Public Member Functions inherited from osgGA::EventHandler
 EventHandler ()
 EventHandler (const EventHandler &eh, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
 META_Object (osgGA, EventHandler)
virtual NodeCallbackasNodeCallback ()
virtual const NodeCallbackasNodeCallback () const
virtual DrawableEventCallbackasDrawableEventCallback ()
virtual const DrawableEventCallbackasDrawableEventCallback () const
virtual EventHandlerasEventHandler ()
virtual const EventHandlerasEventHandler () const
virtual bool run (osg::Object *object, osg::Object *data)
virtual void operator() (osg::Node *node, osg::NodeVisitor *nv)
virtual void event (osg::NodeVisitor *nv, osg::Drawable *drawable)
Public Member Functions inherited from osg::NodeCallback
 NodeCallback ()
 NodeCallback (const NodeCallback &nc, const CopyOp &copyop)
 META_Object (osg, NodeCallback)
Public Member Functions inherited from osg::Callback
 Callback ()
 Callback (const Callback &cb, const CopyOp &copyop)
 META_Object (osg, Callback)
virtual CallbackasCallback ()
virtual const CallbackasCallback () const
virtual CallbackObjectasCallbackObject ()
virtual const CallbackObjectasCallbackObject () const
virtual StateAttributeCallbackasStateAttributeCallback ()
virtual const StateAttributeCallbackasStateAttributeCallback () const
virtual UniformCallbackasUniformCallback ()
virtual const UniformCallbackasUniformCallback () const
virtual DrawableUpdateCallbackasDrawableUpdateCallback ()
virtual const DrawableUpdateCallbackasDrawableUpdateCallback () const
virtual DrawableCullCallbackasDrawableCullCallback ()
virtual const DrawableCullCallbackasDrawableCullCallback () const
bool traverse (osg::Object *object, osg::Object *data)
void setNestedCallback (osg::Callback *cb)
osg::CallbackgetNestedCallback ()
const osg::CallbackgetNestedCallback () const
void addNestedCallback (osg::Callback *nc)
void removeNestedCallback (osg::Callback *nc)
Public Member Functions inherited from osg::Object
 Object ()
 Object (bool threadSafeRefUnref)
 Object (const Object &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
virtual ObjectcloneType () const =0
virtual Objectclone (const CopyOp &) const =0
virtual bool isSameKindAs (const Object *) const
virtual const char * libraryName () const =0
virtual const char * className () const =0
std::string getCompoundClassName () const
virtual NodeasNode ()
virtual const NodeasNode () const
virtual NodeVisitorasNodeVisitor ()
virtual const NodeVisitorasNodeVisitor () const
virtual StateSetasStateSet ()
virtual const StateSetasStateSet () const
virtual StateAttributeasStateAttribute ()
virtual const StateAttributeasStateAttribute () const
virtual UniformasUniform ()
virtual const UniformasUniform () const
virtual CameraasCamera ()
virtual const CameraasCamera () const
virtual DrawableasDrawable ()
virtual const DrawableasDrawable () const
virtual UserDataContainerasUserDataContainer ()
virtual const UserDataContainerasUserDataContainer () const
virtual ValueObjectasValueObject ()
virtual const ValueObjectasValueObject () const
virtual ImageasImage ()
virtual const ImageasImage () const
virtual void setThreadSafeRefUnref (bool threadSafe)
virtual void setName (const std::string &name)
void setName (const char *name)
const std::string & getName () const
void setDataVariance (DataVariance dv)
DataVariance getDataVariance () const
virtual void computeDataVariance ()
void setUserDataContainer (osg::UserDataContainer *udc)
template<class T>
void setUserDataContainer (const ref_ptr< T > &udc)
osg::UserDataContainergetUserDataContainer ()
const osg::UserDataContainergetUserDataContainer () const
osg::UserDataContainergetOrCreateUserDataContainer ()
virtual void setUserData (Referenced *obj)
template<class T>
void setUserData (const ref_ptr< T > &ud)
virtual ReferencedgetUserData ()
virtual const ReferencedgetUserData () const
template<typename T>
bool getUserValue (const std::string &name, T &value) const
template<typename T>
void setUserValue (const std::string &name, const T &value)
virtual void resizeGLObjectBuffers (unsigned int)
virtual void releaseGLObjects (osg::State *=0) const
template<typename T>
BoolValueObject UCharValueObject UShortValueObject UIntValueObject DoubleValueObject Vec3fValueObject Vec2dValueObject Vec4dValueObject PlaneValueObject MatrixdValueObject BoundingBoxdValueObject BoundingSpheredValueObject bool getUserValue (const std::string &name, T &value) const
Public Member Functions inherited from osg::Referenced
 Referenced ()
 Referenced (bool threadSafeRefUnref)
 Referenced (const Referenced &)
Referencedoperator= (const Referenced &)
bool getThreadSafeRefUnref () const
OpenThreads::MutexgetRefMutex () const
int ref () const
int unref () const
int unref_nodelete () const
int referenceCount () const
ObserverSetgetObserverSet () const
ObserverSetgetOrCreateObserverSet () const
void addObserver (Observer *observer) const
void removeObserver (Observer *observer) const
Public Member Functions inherited from osg::DrawableEventCallback
 DrawableEventCallback ()
 DrawableEventCallback (const DrawableEventCallback &org, const CopyOp &copyop)
 META_Object (osg, DrawableEventCallback)

Protected Member Functions

void setUpHUDCamera (osgViewer::ViewerBase *viewer)
void setUpScene (osgViewer::ViewerBase *viewer)
Protected Member Functions inherited from osgGA::GUIEventHandler
virtual ~GUIEventHandler ()
Protected Member Functions inherited from osg::NodeCallback
virtual ~NodeCallback ()
Protected Member Functions inherited from osg::Callback
virtual ~Callback ()
Protected Member Functions inherited from osg::Object
virtual ~Object ()
Protected Member Functions inherited from osg::Referenced
virtual ~Referenced ()
void signalObserversAndDelete (bool signalDelete, bool doDelete) const
void deleteUsingDeleteHandler () const

Protected Attributes

osg::ref_ptr< osg::ApplicationUsage_applicationUsage
int _keyEventTogglesOnScreenHelp
bool _helpEnabled
bool _initialized
osg::ref_ptr< osg::Camera_camera
osg::ref_ptr< osg::Switch_switch
Protected Attributes inherited from osg::Callback
ref_ptr< Callback_nestedCallback
Protected Attributes inherited from osg::Object
std::string _name
DataVariance _dataVariance
osg::UserDataContainer_userDataContainer
Protected Attributes inherited from osg::Referenced
OpenThreads::AtomicPtr _observerSet
OpenThreads::Atomic _refCount

Additional Inherited Members

Public Types inherited from osg::Object
enum  DataVariance { DYNAMIC , STATIC , UNSPECIFIED }
Static Public Member Functions inherited from osg::Referenced
static OpenThreads::MutexgetGlobalReferencedMutex ()
static void setDeleteHandler (DeleteHandler *handler)
static DeleteHandlergetDeleteHandler ()

Detailed Description

Event handler for adding on screen help to Viewers.

Constructor & Destructor Documentation

◆ HelpHandler()

osgViewer::HelpHandler::HelpHandler ( osg::ApplicationUsage * au = 0)

Member Function Documentation

◆ getApplicationUsage() [1/2]

osg::ApplicationUsage * osgViewer::HelpHandler::getApplicationUsage ( )
inline

References _applicationUsage.

◆ getApplicationUsage() [2/2]

const osg::ApplicationUsage * osgViewer::HelpHandler::getApplicationUsage ( ) const
inline

References _applicationUsage.

◆ getCamera() [1/2]

osg::Camera * osgViewer::HelpHandler::getCamera ( )
inline

References _camera.

◆ getCamera() [2/2]

const osg::Camera * osgViewer::HelpHandler::getCamera ( ) const
inline

References _camera.

◆ getKeyEventTogglesOnScreenHelp()

int osgViewer::HelpHandler::getKeyEventTogglesOnScreenHelp ( ) const
inline

◆ getUsage()

virtual void osgViewer::HelpHandler::getUsage ( osg::ApplicationUsage & usage) const
virtual

Get the keyboard and mouse usage of this manipulator.

Reimplemented from osgGA::EventHandler.

◆ handle()

bool osgViewer::HelpHandler::handle ( const osgGA::GUIEventAdapter & ,
osgGA::GUIActionAdapter &  )
virtual

Deprecated, Handle events, return true if handled, false otherwise.

Reimplemented from osgGA::GUIEventHandler.

◆ reset()

void osgViewer::HelpHandler::reset ( )

◆ setApplicationUsage()

void osgViewer::HelpHandler::setApplicationUsage ( osg::ApplicationUsage * au)
inline

References _applicationUsage.

◆ setKeyEventTogglesOnScreenHelp()

void osgViewer::HelpHandler::setKeyEventTogglesOnScreenHelp ( int key)
inline

◆ setUpHUDCamera()

void osgViewer::HelpHandler::setUpHUDCamera ( osgViewer::ViewerBase * viewer)
protected

◆ setUpScene()

void osgViewer::HelpHandler::setUpScene ( osgViewer::ViewerBase * viewer)
protected

Member Data Documentation

◆ _applicationUsage

osg::ref_ptr<osg::ApplicationUsage> osgViewer::HelpHandler::_applicationUsage
protected

◆ _camera

osg::ref_ptr<osg::Camera> osgViewer::HelpHandler::_camera
protected

Referenced by getCamera(), and getCamera().

◆ _helpEnabled

bool osgViewer::HelpHandler::_helpEnabled
protected

◆ _initialized

bool osgViewer::HelpHandler::_initialized
protected

◆ _keyEventTogglesOnScreenHelp

int osgViewer::HelpHandler::_keyEventTogglesOnScreenHelp
protected

◆ _switch

osg::ref_ptr<osg::Switch> osgViewer::HelpHandler::_switch
protected

The documentation for this class was generated from the following file: