--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Framework/Toolbox/Slice.cpp	Wed May 24 11:59:24 2017 +0200
@@ -0,0 +1,173 @@
+/**
+ * Stone of Orthanc
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017 Osimis, 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 "Slice.h"
+
+#include "../../Resources/Orthanc/Core/OrthancException.h"
+
+namespace OrthancStone
+{
+  bool Slice::ParseOrthancFrame(const OrthancPlugins::IDicomDataset& dataset,
+                                const std::string& instanceId,
+                                unsigned int frame)
+  {
+    OrthancPlugins::DicomDatasetReader reader(dataset);
+
+    unsigned int frameCount;
+    if (!reader.GetUnsignedIntegerValue(frameCount, OrthancPlugins::DICOM_TAG_NUMBER_OF_FRAMES))
+    {
+      frameCount = 1;   // Assume instance with one frame
+    }
+
+    if (frame >= frameCount)
+    {
+      return false;
+    }
+
+    if (!reader.GetDoubleValue(thickness_, OrthancPlugins::DICOM_TAG_SLICE_THICKNESS))
+    {
+      thickness_ = 100.0 * std::numeric_limits<double>::epsilon();
+    }
+
+    GeometryToolbox::GetPixelSpacing(pixelSpacingX_, pixelSpacingY_, dataset);
+
+    std::string position, orientation;
+    if (dataset.GetStringValue(position, OrthancPlugins::DICOM_TAG_IMAGE_POSITION_PATIENT) &&
+        dataset.GetStringValue(orientation, OrthancPlugins::DICOM_TAG_IMAGE_ORIENTATION_PATIENT))
+    {
+      geometry_ = SliceGeometry(position, orientation);
+    }
+      
+    if (reader.GetUnsignedIntegerValue(width_, OrthancPlugins::DICOM_TAG_COLUMNS) &&
+        reader.GetUnsignedIntegerValue(height_, OrthancPlugins::DICOM_TAG_ROWS))
+    {
+      orthancInstanceId_ = instanceId;
+      frame_ = frame;
+      converter_.ReadParameters(dataset);
+
+      type_ = Type_OrthancInstance;
+      return true;
+    }
+    else
+    {
+      return false;
+    }
+  }
+
+  
+  const std::string Slice::GetOrthancInstanceId() const
+  {
+    if (type_ != Type_OrthancInstance)
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+        
+    return orthancInstanceId_;
+  }
+
+  
+  unsigned int Slice::GetFrame() const
+  {
+    if (type_ == Type_Invalid)
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+        
+    return frame_;
+  }
+
+  
+  const SliceGeometry& Slice::GetGeometry() const
+  {
+    if (type_ == Type_Invalid)
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+        
+    return geometry_;
+  }
+
+  
+  double Slice::GetThickness() const
+  {
+    if (type_ == Type_Invalid)
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+        
+    return thickness_;
+  }
+
+  
+  double Slice::GetPixelSpacingX() const
+  {
+    if (type_ == Type_Invalid)
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+        
+    return pixelSpacingX_;
+  }
+
+  
+  double Slice::GetPixelSpacingY() const
+  {
+    if (type_ == Type_Invalid)
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+        
+    return pixelSpacingY_;
+  }
+
+  
+  unsigned int Slice::GetWidth() const
+  {
+    if (type_ == Type_Invalid)
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+        
+    return width_;
+  }
+
+  
+  unsigned int Slice::GetHeight() const
+  {
+    if (type_ == Type_Invalid)
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+        
+    return height_;
+  }
+
+
+  const DicomFrameConverter& Slice::GetConverter() const
+  {
+    if (type_ == Type_Invalid)
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+        
+    return converter_;
+  }
+}