--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Framework/Fonts/GlyphAlphabet.h	Fri Apr 19 15:11:16 2019 +0200
@@ -0,0 +1,105 @@
+/**
+ * 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 "FontRenderer.h"
+
+#include <Core/Enumerations.h>
+
+#include <map>
+
+namespace OrthancStone
+{
+  class GlyphAlphabet : public boost::noncopyable
+  {
+  public:
+    class ITextVisitor : public boost::noncopyable
+    {
+    public:
+      virtual ~ITextVisitor()
+      {
+      }
+
+      virtual void Visit(uint32_t unicode,
+                         int x,
+                         int y,
+                         unsigned int width,
+                         unsigned int height,
+                         const Orthanc::IDynamicObject* payload /* can be NULL */) = 0;
+    };
+
+
+    class IGlyphVisitor : public boost::noncopyable
+    {
+    public:
+      virtual ~IGlyphVisitor()
+      {
+      }
+
+      virtual void Visit(uint32_t unicode,
+                         const Glyph& glyph) = 0;
+    };
+
+    
+  private:
+    typedef std::map<uint32_t, Glyph*>  Content;
+
+    Content        content_;
+    unsigned int   lineHeight_;
+
+  public:
+    GlyphAlphabet() :
+      lineHeight_(0)
+    {
+    }
+
+    ~GlyphAlphabet()
+    {
+      Clear();
+    }
+    
+    void Clear();
+    
+    void Register(uint32_t unicode,
+                  const Glyph& glyph,
+                  Orthanc::IDynamicObject* payload);
+
+    void Register(FontRenderer& renderer,
+                  uint32_t unicode);
+
+#if ORTHANC_ENABLE_LOCALE == 1
+    static bool GetUnicodeFromCodepage(uint32_t& unicode,
+                                       unsigned int index,
+                                       Orthanc::Encoding encoding);
+#endif
+
+    size_t GetSize() const
+    {
+      return content_.size();
+    }
+
+    void Apply(IGlyphVisitor& visitor) const;
+
+    void Apply(ITextVisitor& visitor,
+               const std::string& utf8) const;
+  };
+}