kc3-lang/ftgl/src/FTCharmap.cpp

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• Hash : 263722f7
  Author :
  Date : 2001-10-25T04:03:06
  

  Re-ordered initialisation lists to keep project builder happy (MAC OSX)

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• src/FTCharmap.cpp

• #include	"FTCharmap.h"
  
  
  FTCharmap::FTCharmap( FT_Face face)
  :	ftFace( face),
  	err(0)
  {
  	ftEncoding = face->charmap->encoding;
  }
  
  
  FTCharmap::~FTCharmap()
  {
  	charMap.clear();
  }
  
  
  bool FTCharmap::CharMap( FT_Encoding encoding)
  {
  	if( ftEncoding == encoding)
  	{
  		return true;
  	}
  	
  	err = FT_Select_Charmap( ftFace, encoding );
  	
  	if( !err)
  	{
  		ftEncoding = encoding;
  		charMap.clear();
  	}
  	
  	return !err;
  }
  
  
  bool FTCharmap::CharMap( FT_UShort platform, FT_UShort encoding)
  {
  	FT_CharMap  found = 0;
  	FT_CharMap  charmap;
   
  	for( int n = 0; n < ftFace->num_charmaps; n++ )
  	{
  		charmap = ftFace->charmaps[n];
  
  		if( charmap->platform_id == platform && charmap->encoding_id == encoding)
  		{
  			found = charmap;
  			break;
  		}
  	}
   
  	if( !found )
  	{
  		return false;
  	}
   
  	if( ftEncoding == found->encoding)
  	{
  		return true;
  	}
  	
  	/* now, select the charmap for the face object */
  	err = FT_Set_Charmap( ftFace, found );
  	
  	if( !err)
  	{
  		ftEncoding = found->encoding;
  		charMap.clear();
  	}
  	
  	return !err;
  }
  
  
  unsigned int FTCharmap::CharIndex( unsigned int index )
  {
  	CharacterMap::const_iterator result = charMap.find( index);
  		
  	if( result == charMap.end())
  	{
  		unsigned int glyph = FT_Get_Char_Index( ftFace, index);
  		charMap.insert( CharacterMap::value_type( index, glyph));
  		return glyph;
  	}
  	else
  	{
  		return result->second;
  	}
  
  }
  

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