kc3-lang/freetype/src/psaux/psglue.h

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• Hash : 2848378b
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  Date : 2022-06-21T17:08:04
  

  s/fixed point/fixed-point/

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• src/psaux/psglue.h

• /****************************************************************************
   *
   * psglue.h
   *
   *   Adobe's code for shared stuff (specification only).
   *
   * 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 PSGLUE_H_
  #define PSGLUE_H_
  
  
  /* common includes for other modules */
  #include "pserror.h"
  #include "psfixed.h"
  #include "psarrst.h"
  #include "psread.h"
  
  
  FT_BEGIN_HEADER
  
  
    /* rendering parameters */
  
    /* apply hints to rendered glyphs */
  #define CF2_FlagsHinted    1
    /* for testing */
  #define CF2_FlagsDarkened  2
  
    /* type for holding the flags */
    typedef CF2_Int  CF2_RenderingFlags;
  
  
    /* elements of a glyph outline */
    typedef enum  CF2_PathOp_
    {
      CF2_PathOpMoveTo = 1,     /* change the current point */
      CF2_PathOpLineTo = 2,     /* line                     */
      CF2_PathOpQuadTo = 3,     /* quadratic curve          */
      CF2_PathOpCubeTo = 4      /* cubic curve              */
  
    } CF2_PathOp;
  
  
    /* a matrix of fixed-point values */
    typedef struct  CF2_Matrix_
    {
      CF2_F16Dot16  a;
      CF2_F16Dot16  b;
      CF2_F16Dot16  c;
      CF2_F16Dot16  d;
      CF2_F16Dot16  tx;
      CF2_F16Dot16  ty;
  
    } CF2_Matrix;
  
  
    /* these typedefs are needed by more than one header file */
    /* and gcc compiler doesn't allow redefinition            */
    typedef struct CF2_FontRec_  CF2_FontRec, *CF2_Font;
    typedef struct CF2_HintRec_  CF2_HintRec, *CF2_Hint;
  
  
    /* A common structure for all callback parameters.                       */
    /*                                                                       */
    /* Some members may be unused.  For example, `pt0' is not used for       */
    /* `moveTo' and `pt3' is not used for `quadTo'.  The initial point `pt0' */
    /* is included for each path element for generality; curve conversions   */
    /* need it.  The `op' parameter allows one function to handle multiple   */
    /* element types.                                                        */
  
    typedef struct  CF2_CallbackParamsRec_
    {
      FT_Vector  pt0;
      FT_Vector  pt1;
      FT_Vector  pt2;
      FT_Vector  pt3;
  
      CF2_Int  op;
  
    } CF2_CallbackParamsRec, *CF2_CallbackParams;
  
  
    /* forward reference */
    typedef struct CF2_OutlineCallbacksRec_  CF2_OutlineCallbacksRec,
                                             *CF2_OutlineCallbacks;
  
    /* callback function pointers */
    typedef void
    (*CF2_Callback_Type)( CF2_OutlineCallbacks      callbacks,
                          const CF2_CallbackParams  params );
  
  
    struct  CF2_OutlineCallbacksRec_
    {
      CF2_Callback_Type  moveTo;
      CF2_Callback_Type  lineTo;
      CF2_Callback_Type  quadTo;
      CF2_Callback_Type  cubeTo;
  
      CF2_Int  windingMomentum;    /* for winding order detection */
  
      FT_Memory  memory;
      FT_Error*  error;
    };
  
  
  FT_END_HEADER
  
  
  #endif /* PSGLUE_H_ */
  
  
  /* END */
  

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