Method HandleInput

Rendering/UI/vtkAndroidRenderWindowInteractor.cxx:459–506

}

int32_t vtkAndroidRenderWindowInteractor::HandleInput(AInputEvent* event)
{
  if (!this->Enabled)
  {
    return 0;
  }

  switch (AInputEvent_getType(event))
  {
    case AINPUT_EVENT_TYPE_MOTION:
    {
      int action = AMotionEvent_getAction(event);
      int metaState = AMotionEvent_getMetaState(event);
      int numPtrs = AMotionEvent_getPointerCount(event);
      int eventPointer = action >> AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
      action = action & AMOTION_EVENT_ACTION_MASK;

      int* xPtr = (int*)malloc(numPtrs * sizeof(int));
      int* yPtr = (int*)malloc(numPtrs * sizeof(int));
      int* idPtr = (int*)malloc(numPtrs * sizeof(int));
      for (int i = 0; i < numPtrs; ++i)
      {
        idPtr[i] = AMotionEvent_getPointerId(event, i);
        xPtr[i] = AMotionEvent_getX(event, i);
        yPtr[i] = AMotionEvent_getY(event, i);
      }
      int actionId = AMotionEvent_getPointerId(event, eventPointer);
      this->HandleMotionEvent(action, actionId, numPtrs, xPtr, yPtr, idPtr, metaState);
      free(xPtr);
      free(yPtr);
      free(idPtr);
      return 1;
    }
    break;
    case AINPUT_EVENT_TYPE_KEY:
    {
      int action = AKeyEvent_getAction(event);
      int nChar = AKeyEvent_getKeyCode(event);
      int metaState = AKeyEvent_getMetaState(event);
      int nRepCnt = AKeyEvent_getRepeatCount(event);
      this->HandleKeyEvent(action == AKEY_EVENT_ACTION_DOWN, nChar, metaState, nRepCnt);
      return 1;
    }
    break;
  } // end switch event type motion versus key

  return 0;
}

//------------------------------------------------------------------------------
void vtkAndroidRenderWindowInteractor::Initialize()