--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Framework/Scene2D/OpenGLCompositor.h	Fri Apr 26 14:45:47 2019 +0200
@@ -0,0 +1,74 @@
+/**
+ * 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 "Internals/CompositorHelper.h"
+#include "Internals/OpenGLColorTextureProgram.h"
+#include "Internals/OpenGLFloatTextureProgram.h"
+#include "Internals/OpenGLLinesProgram.h"
+#include "Internals/OpenGLTextProgram.h"
+
+namespace OrthancStone
+{
+  class OpenGLCompositor : protected Internals::CompositorHelper::IRendererFactory
+  {
+  private:
+    class Font;
+
+    typedef std::map<size_t, Font*>  Fonts;
+
+    OpenGL::IOpenGLContext&               context_;
+    Fonts                                 fonts_;
+    Internals::CompositorHelper           helper_;
+    Internals::OpenGLColorTextureProgram  colorTextureProgram_;
+    Internals::OpenGLFloatTextureProgram  floatTextureProgram_;
+    Internals::OpenGLLinesProgram         linesProgram_;
+    Internals::OpenGLTextProgram          textProgram_;
+    unsigned int                          canvasWidth_;
+    unsigned int                          canvasHeight_;
+    
+    const Font* GetFont(size_t fontIndex) const;
+
+  protected:
+    virtual Internals::CompositorHelper::ILayerRenderer* Create(const ISceneLayer& layer);
+
+  public:
+    OpenGLCompositor(OpenGL::IOpenGLContext& context,
+                     Scene2D& scene);
+
+    ~OpenGLCompositor();
+
+    void UpdateSize();
+
+    void Refresh();
+
+    void SetFont(size_t index,
+                 const GlyphBitmapAlphabet& dict);
+
+#if ORTHANC_ENABLE_LOCALE == 1
+    void SetFont(size_t index,
+                 Orthanc::EmbeddedResources::FileResourceId resource,
+                 unsigned int fontSize,
+                 Orthanc::Encoding codepage);
+#endif
+  };
+}