# HG changeset patch
# User Sebastien Jodogne <s.jodogne@gmail.com>
# Date 1516103394 -3600
# Node ID a06ad9d7406e5d7b626d31719f9456316d87e651
# Parent  e2fe9352f240dd6115c8583fffb6116d3eb330fa
ISlicedVolume::NotifyVolumeReady

diff -r e2fe9352f240 -r a06ad9d7406e Framework/Volumes/ISlicedVolume.h
--- a/Framework/Volumes/ISlicedVolume.h	Tue Jan 02 09:56:08 2018 +0100
+++ b/Framework/Volumes/ISlicedVolume.h	Tue Jan 16 12:49:54 2018 +0100
@@ -48,6 +48,9 @@
       virtual void NotifySliceChange(const ISlicedVolume& volume,
                                      const size_t& sliceIndex,
                                      const Slice& slice) = 0;
+
+      // Triggered when the geometry *and* the content of the volume are available
+      virtual void NotifyVolumeReady(const ISlicedVolume& volume) = 0;
     };
     
     virtual ~ISlicedVolume()
diff -r e2fe9352f240 -r a06ad9d7406e Framework/Volumes/SlicedVolumeBase.cpp
--- a/Framework/Volumes/SlicedVolumeBase.cpp	Tue Jan 02 09:56:08 2018 +0100
+++ b/Framework/Volumes/SlicedVolumeBase.cpp	Tue Jan 16 12:49:54 2018 +0100
@@ -43,4 +43,9 @@
   {
     observers_.Apply(*this, &IObserver::NotifySliceChange, sliceIndex, slice);
   }
+
+  void SlicedVolumeBase::NotifyVolumeReady()
+  {
+    observers_.Apply(*this, &IObserver::NotifyVolumeReady);
+  }
 }
diff -r e2fe9352f240 -r a06ad9d7406e Framework/Volumes/SlicedVolumeBase.h
--- a/Framework/Volumes/SlicedVolumeBase.h	Tue Jan 02 09:56:08 2018 +0100
+++ b/Framework/Volumes/SlicedVolumeBase.h	Tue Jan 16 12:49:54 2018 +0100
@@ -43,6 +43,8 @@
     virtual void NotifySliceChange(const size_t& sliceIndex,
                                    const Slice& slice);
 
+    virtual void NotifyVolumeReady();
+
   public:
     virtual void Register(IObserver& observer)
     {
diff -r e2fe9352f240 -r a06ad9d7406e Framework/dev.h
--- a/Framework/dev.h	Tue Jan 02 09:56:08 2018 +0100
+++ b/Framework/dev.h	Tue Jan 16 12:49:54 2018 +0100
@@ -39,6 +39,7 @@
 
 namespace OrthancStone
 {
+  // TODO: Handle errors while loading
   class OrthancVolumeImage : 
     public SlicedVolumeBase,
     private OrthancSlicesLoader::ICallback
@@ -48,6 +49,7 @@
     std::auto_ptr<ImageBuffer3D>  image_;
     std::auto_ptr<DownloadStack>  downloadStack_;
     bool                          computeRange_;
+    size_t                        pendingSlices_;
     
     void ScheduleSliceDownload()
     {
@@ -158,6 +160,7 @@
       image_->Clear();
       
       downloadStack_.reset(new DownloadStack(loader.GetSliceCount()));
+      pendingSlices_ = loader.GetSliceCount();
 
       for (unsigned int i = 0; i < 4; i++)  // Limit to 4 simultaneous downloads
       {
@@ -186,7 +189,17 @@
         Orthanc::ImageProcessing::Copy(writer.GetAccessor(), *image);
       }
 
-      SlicedVolumeBase::NotifySliceChange(sliceIndex, slice);
+      SlicedVolumeBase::NotifySliceChange(sliceIndex, slice);     
+
+      if (pendingSlices_ == 1)
+      {
+        SlicedVolumeBase::NotifyVolumeReady();
+        pendingSlices_ = 0;
+      }
+      else if (pendingSlices_ > 1)
+      {
+        pendingSlices_ -= 1;
+      }
 
       ScheduleSliceDownload();
     }
@@ -204,7 +217,8 @@
     OrthancVolumeImage(IWebService& orthanc,
                        bool computeRange) : 
       loader_(*this, orthanc),
-      computeRange_(computeRange)
+      computeRange_(computeRange),
+      pendingSlices_(0)
     {
     }
 
diff -r e2fe9352f240 -r a06ad9d7406e Platforms/Generic/CMakeLists.txt
--- a/Platforms/Generic/CMakeLists.txt	Tue Jan 02 09:56:08 2018 +0100
+++ b/Platforms/Generic/CMakeLists.txt	Tue Jan 16 12:49:54 2018 +0100
@@ -9,7 +9,7 @@
 include(../../Resources/CMake/OrthancStoneParameters.cmake)
 
 SET(ORTHANC_SANDBOXED OFF)
-SET(ORTHANC_BOOST_COMPONENTS program_options)
+LIST(APPEND ORTHANC_BOOST_COMPONENTS program_options)
 SET(ENABLE_CRYPTO_OPTIONS ON)
 SET(ENABLE_GOOGLE_TEST ON)
 SET(ENABLE_WEB_CLIENT ON)