/******************************************************************* * *  ftxgasp.c                                                   1.0 * *    Gasp table support API extension body * *  Copyright 1996-2001 by *  David Turner, Robert Wilhelm, and Werner Lemberg. * *  This file is part of the FreeType project, and may only be used *  modified and distributed under the terms of the FreeType project *  license, LICENSE.TXT. By continuing to use, modify, or distribute *  this file you indicate that you have read the license and *  understand and accept it fully. * * *  The gasp table is currently loaded by the core engine, but the *  standard API doesn't give access to it.  This file is used to *  demonstrate the use of a simple API extension. * ******************************************************************/#include "ftxgasp.h"#include "tttypes.h"#include "ttobjs.h"#include "tttables.h"  FT_EXPORT_FUNC( TT_Error )  TT_Get_Face_Gasp_Flags( TT_Face    face,                          TT_UShort  point_size,                          TT_Bool*   grid_fit,                          TT_Bool*   smooth_font )  {    PFace   faze = HANDLE_Face( face );    UShort  i, flag;    if ( !faze )      return TT_Err_Invalid_Face_Handle;    if ( faze->gasp.numRanges == 0 || !faze->gasp.gaspRanges )      return TT_Err_Table_Missing;    for ( i = 0; i < faze->gasp.numRanges; i++ )    {      if ( point_size <= faze->gasp.gaspRanges[i].maxPPEM )      {        flag = faze->gasp.gaspRanges[i].gaspFlag;        *grid_fit    = ( (flag & GASP_GRIDFIT) != 0 );        *smooth_font = ( (flag & GASP_DOGRAY ) != 0 );        return TT_Err_Ok;      }    }    /* for very large fonts we enable font smoothing and discard */    /* grid fitting                                              */    *grid_fit    = 0;    *smooth_font = 1;    return TT_Err_Ok;  }/* END */