mitk::BaseController * mitk::RenderWindowBase::GetController()
{
mitk::BaseRenderer * renderer = mitk::BaseRenderer::GetInstance(GetVtkRenderWindow());
switch ( renderer->GetMapperID() )
{
case mitk::BaseRenderer::Standard2D:
return GetSliceNavigationController();
case mitk::BaseRenderer::Standard3D:
return GetCameraRotationController();
default:
return GetSliceNavigationController();
}
}
void mitk::RenderWindowBase::wheelMitkEvent(mitk::WheelEvent *we)
{
if ( !m_ProcessWheelEvents )
{
if(m_Renderer.IsNotNull())
m_Renderer->WheelEvent(we);
return;
}
if ( !GetSliceNavigationController()->GetSliceLocked() )
{
mitk::Stepper* stepper = GetSliceNavigationController()->GetSlice();
if (stepper->GetSteps() <= 1)
{
stepper = GetSliceNavigationController()->GetTime();
}
// get the desired delta
int delta = we->GetDelta();
if ( m_InvertScrollingDirection )
delta *= -1; // If we want to invert the scrolling direction -> delta * -1
if ( delta < 0 )
{
stepper->Next();
}
else
{
stepper->Previous();
}
//also send to Renderer to send if to MITK interaction mechanism
if(m_Renderer.IsNotNull())
m_Renderer->WheelEvent(we);
}
}