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cx::ViewportListenerBase Class Referenceabstract

Base class for listening to a vtkRenderer. More...

#include <cxViewportListener.h>

Inheritance diagram for cx::ViewportListenerBase:
cx::ViewportListener cx::ViewportPreRenderListener

Public Member Functions

 ViewportListenerBase ()
 
virtual ~ViewportListenerBase ()
 
void startListen (vtkRendererPtr renderer)
 
void stopListen ()
 
bool isListening () const
 
void setCallback (boost::function< void()> func)
 
virtual void callback ()
 
double getVpnZoom ()
 
double getVpnZoom (Vector3D focalPoint)
 ViewportListenerBase::getVpnZoom Calculate the size of a 1mm line at the focal point projected into the normalized viewport space. This method uses a given point as the focal point. More...
 

Protected Types

typedef vtkSmartPointer< class ViewportObserverPrivateViewportObserverPrivatePtr
 

Protected Member Functions

virtual void addObservers ()=0
 
virtual void removeObservers ()=0
 

Protected Attributes

ViewportObserverPrivatePtr mObserver
 
vtkRendererPtr mRenderer
 

Detailed Description

Base class for listening to a vtkRenderer.

Subclass by adding the observer to the mRenderer A callback function is called when a change is detected.

Definition at line 31 of file cxViewportListener.h.

Member Typedef Documentation

Definition at line 50 of file cxViewportListener.h.

Constructor & Destructor Documentation

cx::ViewportListenerBase::ViewportListenerBase ( )

Definition at line 36 of file cxViewportListener.cpp.

cx::ViewportListenerBase::~ViewportListenerBase ( )
virtual

Definition at line 41 of file cxViewportListener.cpp.

Member Function Documentation

virtual void cx::ViewportListenerBase::addObservers ( )
protectedpure virtual
void cx::ViewportListenerBase::callback ( )
virtual

Reimplemented in cx::ViewportPreRenderListener.

Definition at line 100 of file cxViewportListener.cpp.

double cx::ViewportListenerBase::getVpnZoom ( )

Calculate the size of a 1mm line at the focal point projected into the normalized viewport space. This method uses the current default focal point of the camera

Definition at line 110 of file cxViewportListener.cpp.

double cx::ViewportListenerBase::getVpnZoom ( Vector3D  focalPoint)

ViewportListenerBase::getVpnZoom Calculate the size of a 1mm line at the focal point projected into the normalized viewport space. This method uses a given point as the focal point.

Parameters
focalPoint
Returns
size of the line

Definition at line 125 of file cxViewportListener.cpp.

bool cx::ViewportListenerBase::isListening ( ) const

Definition at line 90 of file cxViewportListener.cpp.

virtual void cx::ViewportListenerBase::removeObservers ( )
protectedpure virtual
void cx::ViewportListenerBase::setCallback ( boost::function< void()>  func)

Definition at line 95 of file cxViewportListener.cpp.

void cx::ViewportListenerBase::startListen ( vtkRendererPtr  renderer)

Definition at line 46 of file cxViewportListener.cpp.

void cx::ViewportListenerBase::stopListen ( )

Definition at line 66 of file cxViewportListener.cpp.

Member Data Documentation

ViewportObserverPrivatePtr cx::ViewportListenerBase::mObserver
protected

Definition at line 51 of file cxViewportListener.h.

vtkRendererPtr cx::ViewportListenerBase::mRenderer
protected

Definition at line 52 of file cxViewportListener.h.


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