--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancStone/Sources/Scene2D/Internals/OpenGLArrowRenderer.h	Fri Oct 30 16:26:39 2020 +0100
@@ -0,0 +1,57 @@
+/**
+ * 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 Lesser 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ **/
+
+
+#pragma once
+
+#include "../ArrowSceneLayer.h"
+#include "CompositorHelper.h"
+#include "OpenGLLinesProgram.h"
+
+
+namespace OrthancStone
+{
+  namespace Internals
+  {
+    class OpenGLArrowRenderer : public CompositorHelper::ILayerRenderer
+    {
+    private:
+      OpenGL::IOpenGLContext&                    context_;
+      OpenGLLinesProgram&                        program_;
+      std::unique_ptr<OpenGLLinesProgram::Data>  dataBody_;
+      std::unique_ptr<OpenGLLinesProgram::Data>  dataHead_;
+      AffineTransform2D                          transformHead_;
+
+      void LoadLayer(const ArrowSceneLayer& layer);
+
+    public:
+      OpenGLArrowRenderer(OpenGL::IOpenGLContext& context,
+                          OpenGLLinesProgram& program,
+                          const ArrowSceneLayer& layer);
+
+      virtual void Render(const AffineTransform2D& transform,
+                          unsigned int canvasWidth,
+                          unsigned int canvasHeight) ORTHANC_OVERRIDE;
+
+      virtual void Update(const ISceneLayer& layer) ORTHANC_OVERRIDE;
+    };
+  }
+}