--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Framework/Scene2D/PolylineSceneLayer.cpp	Fri Apr 19 17:36:00 2019 +0200
@@ -0,0 +1,117 @@
+/**
+ * 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 "PolylineSceneLayer.h"
+
+#include <Core/OrthancException.h>
+
+namespace OrthancStone
+{
+  ISceneLayer* PolylineSceneLayer::Clone() const
+  {
+    std::auto_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;
+    }
+  }
+
+
+  void PolylineSceneLayer::Copy(const PolylineSceneLayer& from)
+  {
+    SetColor(from.GetRed(), from.GetGreen(), from.GetBlue());
+    chains_ = from.chains_;
+    closed_ = from.closed_;
+    thickness_ = from.thickness_;
+  }
+
+  
+  void PolylineSceneLayer::Reserve(size_t countChains)
+  {
+    chains_.reserve(countChains);
+    closed_.reserve(countChains);
+  }
+
+  
+  void PolylineSceneLayer::AddChain(const Chain& chain,
+                                    bool isClosed)
+  {
+    if (!chain.empty())
+    {
+      chains_.push_back(chain);
+      closed_.push_back(isClosed);
+    }
+  }
+
+
+  const PolylineSceneLayer::Chain& PolylineSceneLayer::GetChain(size_t i) const
+  {
+    if (i < chains_.size())
+    {
+      return chains_[i];
+    }
+    else
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
+    }
+  }
+
+  
+  bool PolylineSceneLayer::IsClosedChain(size_t i) const
+  {
+    if (i < closed_.size())
+    {
+      return closed_[i];
+    }
+    else
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
+    }
+  }
+
+
+  bool PolylineSceneLayer::GetBoundingBox(Extent2D& target) const
+  {
+    target.Reset();
+
+    for (size_t i = 0; i < chains_.size(); i++)
+    {
+      for (size_t j = 0; j < chains_[i].size(); j++)
+      {
+        const ScenePoint2D& p = chains_[i][j];
+        target.AddPoint(p.GetX(), p.GetY());
+      }
+    }
+
+    return true;
+  }
+}