/**
 * Stone of Orthanc
 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
 * Department, University Hospital of Liege, Belgium
 * Copyright (C) 2017-2019 Osimis S.A., Belgium
 *
 * This program is free software: you can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License
 * as published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 **/


#include "OneGesturePointerTracker.h"

#include <Core/OrthancException.h>

using namespace Orthanc;

namespace OrthancStone
{
  OneGesturePointerTracker::OneGesturePointerTracker(
    ViewportControllerWPtr controllerW)
    : controllerW_(controllerW)
    , alive_(true)
  {
  }

  void OneGesturePointerTracker::PointerUp(const PointerEvent& event)
  {
    alive_ = false;
  }

  void OneGesturePointerTracker::PointerDown(const PointerEvent& event)
  {
    throw OrthancException(ErrorCode_InternalError, "Wrong state in tracker");
  }

  bool OneGesturePointerTracker::IsAlive() const
  {
    return alive_;
  }

  ViewportControllerPtr OneGesturePointerTracker::GetController()
  {
    return controllerW_.lock();
  }
}