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+//
+// libavg - Media Playback Engine.
+// Copyright (C) 2003-2014 Ulrich von Zadow
+//
+// This library 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 2 of the License, or (at your option) any later version.
+//
+// This library 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 library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// Current versions can be found at www.libavg.de
+//
+
+#ifndef _TextEngine_H_
+#define _TextEngine_H_
+
+#include <pango/pango.h>
+#include <pango/pangoft2.h>
+#include <fontconfig/fontconfig.h>
+
+#include <vector>
+#include <string>
+#include <set>
+#include <map>
+
+namespace avg {
+
+class TextEngine {
+public:
+ static TextEngine& get(bool bHint);
+ virtual ~TextEngine();
+
+ PangoContext * getPangoContext();
+
+ const std::vector<std::string>& getFontFamilies();
+ const std::vector<std::string>& getFontVariants(const std::string& sFontName);
+ void addFontDir(const std::string& sDir);
+
+ PangoFontDescription * getFontDescription(const std::string& sFamily,
+ const std::string& sVariant);
+ void FT2SubstituteFunc(FcPattern *pattern, gpointer data);
+
+private:
+ TextEngine(bool bHint);
+ void init();
+ void deinit();
+ void initFonts();
+ PangoFontFamily * getFontFamily(const std::string& sFamily);
+
+ void checkFontError(int Ok, const std::string& sMsg);
+
+ bool m_bHint;
+ PangoContext * m_pPangoContext;
+ PangoFT2FontMap * m_pFontMap;
+ std::set<std::string> m_sFontsNotFound;
+ std::set<std::pair<std::string, std::string> > m_VariantsNotFound;
+ int m_NumFontFamilies;
+ std::vector<std::string> m_sFonts;
+ typedef std::map<std::pair<std::string, std::string>, PangoFontDescription* >
+ FontDescriptionCache;
+ FontDescriptionCache m_FontDescriptionCache;
+ PangoFontFamily** m_ppFontFamilies;
+ std::vector<std::string> m_sFontDirs;
+
+};
+
+}
+#endif