kc3-lang/freetype/src/cff/cf2font.h

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• Hash : 283c8ed8
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  Date : 2013-04-13T15:02:31
  

  [cff] New files for Adobe's Type 2 interpreter and hinting engine.

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• src/cff/cf2font.h

• /***************************************************************************/
  /*                                                                         */
  /*  cf2font.h                                                              */
  /*                                                                         */
  /*    Adobe's code for font instances (specification).                     */
  /*                                                                         */
  /*  Copyright 2007-2013 Adobe Systems Incorporated.                        */
  /*                                                                         */
  /*  This software, and all works of authorship, whether in source or       */
  /*  object code form as indicated by the copyright notice(s) included      */
  /*  herein (collectively, the "Work") is made available, and may only be   */
  /*  used, modified, and distributed under the FreeType Project License,    */
  /*  LICENSE.TXT.  Additionally, subject to the terms and conditions of the */
  /*  FreeType Project License, each contributor to the Work hereby grants   */
  /*  to any individual or legal entity exercising permissions granted by    */
  /*  the FreeType Project License and this section (hereafter, "You" or     */
  /*  "Your") a perpetual, worldwide, non-exclusive, no-charge,              */
  /*  royalty-free, irrevocable (except as stated in this section) patent    */
  /*  license to make, have made, use, offer to sell, sell, import, and      */
  /*  otherwise transfer the Work, where such license applies only to those  */
  /*  patent claims licensable by such contributor that are necessarily      */
  /*  infringed by their contribution(s) alone or by combination of their    */
  /*  contribution(s) with the Work to which such contribution(s) was        */
  /*  submitted.  If You institute patent litigation against any entity      */
  /*  (including a cross-claim or counterclaim in a lawsuit) alleging that   */
  /*  the Work or a contribution incorporated within the Work constitutes    */
  /*  direct or contributory patent infringement, then any patent licenses   */
  /*  granted to You under this License for that Work shall terminate as of  */
  /*  the date such litigation is filed.                                     */
  /*                                                                         */
  /*  By using, modifying, or distributing the Work you indicate that you    */
  /*  have read and understood the terms and conditions of the               */
  /*  FreeType Project License as well as those provided in this section,    */
  /*  and you accept them fully.                                             */
  /*                                                                         */
  /***************************************************************************/
  
  
  #ifndef __CF2FONT_H__
  #define __CF2FONT_H__
  
  
  #include "cf2ft.h"
  #include "cf2blues.h"
  
  
  FT_BEGIN_HEADER
  
  
  #define CF2_OPERAND_STACK_SIZE  48
  #define CF2_MAX_SUBR            10 /* maximum subroutine nesting */
  
  
    /* typedef is in `cf2glue.h' */
    struct  CF2_FontRec_
    {
      FT_Memory  memory;
      FT_Error   error;     /* shared error for this instance */
  
      CF2_RenderingFlags  renderingFlags;
  
      /* variables that depend on Transform:  */
      /* the following have zero translation; */
      /* inner * outer = font * original      */
  
      CF2_Matrix  currentTransform;  /* original client matrix           */
      CF2_Matrix  innerTransform;    /* for hinting; erect, scaled       */
      CF2_Matrix  outerTransform;    /* post hinting; includes rotations */
      CF2_Fixed   ppem;              /* transform-dependent              */
  
      CF2_Int  unitsPerEm;
  
      CF2_Fixed  syntheticEmboldeningAmountX;   /* character space units */
      CF2_Fixed  syntheticEmboldeningAmountY;   /* character space units */
  
      /* FreeType related members */
      CF2_OutlineRec  outline;       /* freetype glyph outline functions */
      CFF_Decoder*    decoder;
      CFF_SubFont     lastSubfont;              /* FreeType parsed data; */
                                                /* top font or subfont   */
  
      /* these flags can vary from one call to the next */
      FT_Bool  hinted;
      FT_Bool  darkened;       /* true if stemDarkened or synthetic bold */
                               /* i.e. darkenX != 0 || darkenY != 0      */
      FT_Bool  stemDarkened;
  
      /* variables that depend on both FontDict and Transform */
      CF2_Fixed  stdVW;     /* in character space; depends on dict entry */
      CF2_Fixed  stdHW;     /* in character space; depends on dict entry */
      CF2_Fixed  darkenX;                    /* character space units    */
      CF2_Fixed  darkenY;                    /* depends on transform     */
                                             /* and private dict (StdVW) */
      FT_Bool  reverseWinding;               /* darken assuming          */
                                             /* counterclockwise winding */
  
      CF2_BluesRec  blues;                         /* computed zone data */
    };
  
  
    FT_LOCAL( FT_Error )
    cf2_getGlyphWidth( CF2_Font           font,
                       CF2_Buffer         charstring,
                       const CF2_Matrix*  transform,
                       CF2_F16Dot16*      glyphWidth );
  
  
  FT_END_HEADER
  
  
  #endif /* __CF2FONT_H__ */
  
  
  /* END */
  

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