/**
 * Stone of Orthanc
 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
 * Department, University Hospital of Liege, Belgium
 * Copyright (C) 2017-2020 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 "DefaultViewportInteractor.h"

#include "../Scene2D/GrayscaleWindowingSceneTracker.h"
#include "../Scene2D/PanSceneTracker.h"
#include "../Scene2D/RotateSceneTracker.h"
#include "../Scene2D/ZoomSceneTracker.h"

namespace OrthancStone
{
  IFlexiblePointerTracker* DefaultViewportInteractor::CreateTracker(
    boost::shared_ptr<IViewport>  viewport,
    const PointerEvent&           event,
    unsigned int                  viewportWidth,
    unsigned int                  viewportHeight)
  {
    switch (event.GetMouseButton())
    {
      case MouseButton_Left:
        //return new RotateSceneTracker(viewport, event);

        return new GrayscaleWindowingSceneTracker(
          viewport, windowingLayer_, event, viewportWidth, viewportHeight);

      case MouseButton_Middle:
        return new PanSceneTracker(viewport, event);
      
      case MouseButton_Right:
        return new ZoomSceneTracker(viewport, event, viewportHeight);

      default:
        return NULL;
    }
  }
}