Overwrite left button up. 
If button was down, release, else pass to base class 
Definition at line 317 of file vtkfigMainThread.cxx.
  322           if (
frame->
subframes[figure->framepos].renderer==this->CurrentRenderer)
   323             figure->RTShowActive();
   325             figure->RTShowInActive();
   333           vtkInteractorStyleTrackballCamera::OnLeftButtonUp();
 vtkSmartPointer< vtkRenderWindow > window
Window vontaining frame. 
 
Frame * frame
Current frame. 
 
bool left_button_down
Mouse button down. 
 
std::set< Figure * > figures
List of all figures in frame. 
 
std::vector< SubFrame > subframes
List of subframes.