wg_fontengine.h

// wg_font.h
//
// CFontEngine interface
// CFontEngine uses the FreeType 2 library
//
//
// Copyright (c) 2002-2004 Rob Wiskow
// rob-dev@boxedchaos.com
//
// 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 2.1 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
//


#ifndef _WG_FONTENGINE_H_
#define _WG_FONTENGINE_H_

#include <ft2build.h>
#include FT_FREETYPE_H
#include FT_GLYPH_H
#include <string>
#include <map>


namespace wGui
{


class CFontEngine
{
public:
     CFontEngine(const std::wstring& sFontFileName, unsigned char FontSize);

     virtual ~CFontEngine(void);

     FT_BitmapGlyphRec* RenderGlyph(wchar_t Char);

     FT_Glyph_Metrics* GetMetrics(wchar_t Char);


protected:
     static FT_Library m_FTLibrary;  
     static bool m_bFTLibraryLoaded;  
     FT_Face m_FontFace;  
     std::map<wchar_t, FT_BitmapGlyphRec> m_CachedGlyphMap;  
     std::map<wchar_t, FT_Glyph_Metrics> m_CachedMetricsMap;  
};

}

#endif  // _WG_FONTENGINE_

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