ref: 96dcc8ad6ef67f8703efd239f081ed27c7f039a2
dir: /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"
#include "cffload.h"
FT_BEGIN_HEADER
#define CF2_OPERAND_STACK_SIZE 48
#define CF2_MAX_SUBR 16 /* maximum subroutine nesting; */
/* only 10 are allowed but there exist */
/* fonts like `HiraKakuProN-W3.ttf' */
/* (Hiragino Kaku Gothic ProN W3; */
/* 8.2d6e1; 2014-12-19) that exceed */
/* this limit */
#define CF2_STORAGE_SIZE 32
/* typedef is in `cf2glue.h' */
struct CF2_FontRec_
{
FT_Memory memory;
FT_Error error; /* shared error for this instance */
FT_Bool isCFF2;
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 */
/* variation data */
CFF_BlendRec blend; /* cached charstring blend vector */
CF2_UInt vsindex; /* current vsindex */
CF2_UInt lenNDV; /* current length NDV or zero */
FT_Fixed* NDV; /* ptr to current NDV or NULL */
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;
FT_Int darkenParams[8]; /* 1000 unit character space */
/* 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_getGlyphOutline( CF2_Font font,
CF2_Buffer charstring,
const CF2_Matrix* transform,
CF2_F16Dot16* glyphWidth );
FT_END_HEADER
#endif /* CF2FONT_H_ */
/* END */