--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Framework/Volumes/DicomVolumeImageMPRSlicer.h	Tue May 28 21:16:39 2019 +0200
@@ -0,0 +1,93 @@
+/**
+ * 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/>.
+ **/
+
+
+#pragma once
+
+#include "DicomVolumeImage.h"
+#include "IVolumeSlicer.h"
+
+#include <boost/shared_ptr.hpp>
+
+namespace OrthancStone
+{
+  /**
+     Implements the IVolumeSlicer on Dicom volume data when the cutting plane
+     that is supplied to the slicer is either axial, sagittal or coronal. 
+     Arbitrary planes are *not* supported
+  */
+  class DicomVolumeImageMPRSlicer : public IVolumeSlicer
+  {
+  public:
+    class Slice : public IExtractedSlice
+    {
+    private:
+      const DicomVolumeImage&  volume_;
+      bool                     valid_;
+      VolumeProjection         projection_;
+      unsigned int             sliceIndex_;
+
+      void CheckValid() const;
+
+    protected:
+      // Can be overloaded in subclasses
+      virtual uint64_t GetRevisionInternal(VolumeProjection projection,
+                                           unsigned int sliceIndex) const
+      {
+        return volume_.GetRevision();
+      }
+
+    public:
+      /**
+         Represents a slice of a volume image that is parallel to the 
+         coordinate system axis. 
+         The constructor initializes the type of projection (axial, sagittal or
+         coronal) and the corresponding slice index, from the cutting plane.
+      */
+      Slice(const DicomVolumeImage& volume,
+            const CoordinateSystem3D& cuttingPlane);
+
+      VolumeProjection GetProjection() const;
+
+      unsigned int GetSliceIndex() const;
+
+      virtual bool IsValid()
+      {
+        return valid_;
+      }
+
+      virtual uint64_t GetRevision();
+
+      virtual ISceneLayer* CreateSceneLayer(const ILayerStyleConfigurator* configurator,
+                                            const CoordinateSystem3D& cuttingPlane);
+    };
+
+  private:
+    boost::shared_ptr<DicomVolumeImage>  volume_;
+
+  public:
+    DicomVolumeImageMPRSlicer(const boost::shared_ptr<DicomVolumeImage>& volume) :
+      volume_(volume)
+    {
+    }
+
+    virtual IExtractedSlice* ExtractSlice(const CoordinateSystem3D& cuttingPlane) ORTHANC_OVERRIDE;
+  };
+}