ref: f0cee1a22c222a65ef68c9d64dc32fe43d5875dd
dir: /src/cff/cf2glue.h/
/***************************************************************************/
/* */
/* cf2glue.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 CF2GLUE_H_
#define CF2GLUE_H_
/* common includes for other modules */
#include "cf2error.h"
#include "cf2fixed.h"
#include "cf2arrst.h"
#include "cf2read.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 /* CF2GLUE_H_ */
/* END */