--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancStone/Sources/Toolbox/Internals/RectanglesIntegerProjection.h	Tue Jan 11 18:58:37 2022 +0100
@@ -0,0 +1,63 @@
+/**
+ * Stone of Orthanc
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017-2022 Osimis S.A., Belgium
+ * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, 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/>.
+ **/
+
+
+#pragma once
+
+#include "../Extent2D.h"
+
+#include <boost/noncopyable.hpp>
+#include <list>
+#include <vector>
+
+namespace OrthancStone
+{
+  namespace Internals
+  {
+    class RectanglesIntegerProjection : public boost::noncopyable
+    {
+    private:
+      class Endpoint;
+
+      std::vector<double>  endpointsToDouble_;
+      std::vector<size_t>  intervalsLow_;
+      std::vector<size_t>  intervalsHigh_;
+
+    public:
+      RectanglesIntegerProjection(const std::list<Extent2D>& rectangles,
+                                  bool isHorizontal);
+      
+      size_t GetEndpointsCount() const
+      {
+        return endpointsToDouble_.size();
+      }
+
+      double GetEndpointCoordinate(size_t index) const;
+      
+      size_t GetProjectedRectanglesCount() const;
+      
+      size_t GetProjectedRectangleLow(size_t index) const;
+      
+      size_t GetProjectedRectangleHigh(size_t index) const;
+    };
+  }
+}