/**
 * 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 Lesser 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program. If not, see
 * <http://www.gnu.org/licenses/>.
 **/


#include "PolylineSceneLayer.h"

#include <OrthancException.h>

namespace OrthancStone
{
  void PolylineSceneLayer::Copy(const PolylineSceneLayer& other)
  {
    items_ = other.items_;
    thickness_ = other.thickness_;
    revision_ ++;
  }

  
  ISceneLayer* PolylineSceneLayer::Clone() const
  {
    std::unique_ptr<PolylineSceneLayer> cloned(new PolylineSceneLayer);
    cloned->Copy(*this);
    return cloned.release();
  }
    

  void PolylineSceneLayer::SetThickness(double thickness)
  {
    if (thickness <= 0)
    {
      throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
    }
    else
    {
      thickness_ = thickness;
      revision_++;
    }
  }


  void PolylineSceneLayer::AddChain(const Chain& chain,
                                    bool isClosed,
                                    uint8_t red,
                                    uint8_t green,
                                    uint8_t blue)
  {
    if (!chain.empty())
    {
      items_.push_back(Item());
      items_.back().chain_ = chain;
      items_.back().closed_ = isClosed;
      items_.back().color_ = Color(red, green, blue);

      revision_++;
    }
  }


  void PolylineSceneLayer::ClearAllChains()
  {
    items_.clear();
    revision_++;
  }

  const PolylineSceneLayer::Item& PolylineSceneLayer::GetItem(size_t i) const
  {
    if (i < items_.size())
    {
      return items_[i];
    }
    else
    {
      throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
    }
  }

  
  void PolylineSceneLayer::GetBoundingBox(Extent2D& target) const
  {
    target.Clear();

    for (size_t i = 0; i < items_.size(); i++)
    {
      for (size_t j = 0; j < items_[i].chain_.size(); j++)
      {
        const ScenePoint2D& p = items_[i].chain_[j];
        target.AddPoint(p.GetX(), p.GetY());
      }
    }
  }
}