Class vtkInteractorForwarder

Wrapping/Java/vtk/rendering/vtkInteractorForwarder.java:28–389

Helper class used to implement all Mouse/Key Java listener and convert them into the vtkInteractor proper event. @authors Sebastien Jourdain - sebastien.jourdain@kitware.com, Kitware Inc 2012 Joachim Pouderoux - joachim.pouderoux@kitware.com, Kitware SAS 2012 @thanks This work was s

 *            15 avenue des Sablieres, CS 60001, 33116 Le Barp, France.
 */
public class vtkInteractorForwarder implements MouseListener, MouseMotionListener, MouseWheelListener, KeyListener {
  final public static int MOUSE_BUTTON_1 = 1;
  final public static int MOUSE_BUTTON_2 = 2;
  final public static int MOUSE_BUTTON_3 = 4;
  final public static int MOUSE_MODIFIER_SHIFT = 1;
  final public static int MOUSE_MODIFIER_CTRL = 2;
  final public static int MOUSE_MODIFIER_ALT = 4;

  private int lastX;
  private int lastY;
  private int ctrlPressed;
  private int shiftPressed;
  private vtkComponent<?> component;
  private double updateRate, updateRateRelease;
  private double scaleFactor = 1;
  private ScheduledExecutorService scheduler;
  private Runnable eventTick;
  private vtkEventInterceptor eventInterceptor;

  public vtkInteractorForwarder(vtkComponent<?> component) {
    this.component = component;
    this.lastX = this.lastY = this.ctrlPressed = 0;
    this.updateRate = 5.0;
    this.updateRateRelease = 0.01;
    this.scaleFactor = vtkInteractorForwarder.getDisplayScale();

    this.eventTick = new Runnable() {

      public void run() {
        vtkInteractorForwarder.this.component.getVTKLock().lock();
        vtkInteractorForwarder.this.component.getRenderWindowInteractor().TimerEvent();
        vtkInteractorForwarder.this.component.getVTKLock().unlock();
      }
    };

    // Schedule time events
    this.scheduler = Executors.newSingleThreadScheduledExecutor();
  }

  /**
   * Provide a custom event interceptor
   *
   * @param eventInterceptor
   */
  public void setEventInterceptor(vtkEventInterceptor eventInterceptor) {
    this.eventInterceptor = eventInterceptor;
  }

  /**
   * @return the custom event interceptor if any otherwise return null
   */
  public vtkEventInterceptor getEventInterceptor() {
    return eventInterceptor;
  }

  /**
   * Method called by VTK to start a timer
   */