--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancStone/Sources/Scene2D/OpenGLCompositor.h	Tue Jul 07 16:21:02 2020 +0200
@@ -0,0 +1,87 @@
+/**
+ * Stone of Orthanc
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017-2020 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 "ICompositor.h"
+#include "Internals/CompositorHelper.h"
+#include "Internals/OpenGLColorTextureProgram.h"
+#include "Internals/OpenGLFloatTextureProgram.h"
+#include "Internals/OpenGLLinesProgram.h"
+#include "Internals/OpenGLTextProgram.h"
+
+namespace OrthancStone
+{
+  class OpenGLCompositor : public ICompositor, private Internals::CompositorHelper::IRendererFactory
+  {
+  private:
+    class Font;
+
+    typedef std::map<size_t, Font*>  Fonts;
+
+    OpenGL::IOpenGLContext&                     context_;
+    Fonts                                       fonts_;
+    std::unique_ptr<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;
+
+    virtual Internals::CompositorHelper::ILayerRenderer* Create(const ISceneLayer& layer) ORTHANC_OVERRIDE;
+
+  public:
+    OpenGLCompositor(OpenGL::IOpenGLContext& context);
+
+    virtual ~OpenGLCompositor();
+
+    virtual void Refresh(const Scene2D& scene) ORTHANC_OVERRIDE;
+
+    virtual void ResetScene() ORTHANC_OVERRIDE
+    {
+      helper_.reset(new Internals::CompositorHelper(*this));
+    }
+
+    void SetFont(size_t index, const GlyphBitmapAlphabet& dict);
+
+#if ORTHANC_ENABLE_LOCALE == 1
+    void SetFont(size_t index,
+                 const std::string& ttf,
+                 unsigned int fontSize,
+                 Orthanc::Encoding codepage) ORTHANC_OVERRIDE;
+#endif
+
+    virtual void RefreshCanvasSize() ORTHANC_OVERRIDE;
+
+    virtual unsigned int GetCanvasWidth() const ORTHANC_OVERRIDE
+    {
+      return canvasWidth_;
+    }
+
+    virtual unsigned int GetCanvasHeight() const ORTHANC_OVERRIDE
+    {
+      return canvasHeight_;
+    }
+  };
+}