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/****************************************************************************
*
* psfont.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 PSFONT_H_
#define PSFONT_H_
#include FT_SERVICE_CFF_TABLE_LOAD_H
#include "psft.h"
#include "psblues.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 isT1;
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 */
PS_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_Service_CFFLoad cffload; /* pointer to cff functions */
};
FT_LOCAL( FT_Error )
cf2_getGlyphOutline( CF2_Font font,
CF2_Buffer charstring,
const CF2_Matrix* transform,
CF2_F16Dot16* glyphWidth );
FT_END_HEADER
#endif /* PSFONT_H_ */
/* END */
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