--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Framework/Viewport/WebAssemblyViewport.cpp	Wed Jul 10 18:18:42 2019 +0200
@@ -0,0 +1,48 @@
+/**
+ * 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 "WebAssemblyViewport.h"
+
+namespace OrthancStone
+{
+  WebAssemblyViewport::WebAssemblyViewport(const std::string& canvas) :
+    ViewportBase(canvas),
+    context_(canvas),
+    compositor_(context_, GetScene())
+  {
+  }
+
+    
+  WebAssemblyViewport::WebAssemblyViewport(const std::string& canvas,
+                                           boost::shared_ptr<Scene2D>& scene) :
+    ViewportBase(canvas, scene),
+    context_(canvas),
+    compositor_(context_, GetScene())
+  {
+  }
+    
+
+  void WebAssemblyViewport::UpdateSize()
+  {
+    context_.UpdateSize();  // First read the size of the canvas
+    compositor_.Refresh();  // Then refresh the content of the canvas
+  }
+}