1/***************************************************************************/ 2/* */ 3/* cf2font.h */ 4/* */ 5/* Adobe's code for font instances (specification). */ 6/* */ 7/* Copyright 2007-2013 Adobe Systems Incorporated. */ 8/* */ 9/* This software, and all works of authorship, whether in source or */ 10/* object code form as indicated by the copyright notice(s) included */ 11/* herein (collectively, the "Work") is made available, and may only be */ 12/* used, modified, and distributed under the FreeType Project License, */ 13/* LICENSE.TXT. Additionally, subject to the terms and conditions of the */ 14/* FreeType Project License, each contributor to the Work hereby grants */ 15/* to any individual or legal entity exercising permissions granted by */ 16/* the FreeType Project License and this section (hereafter, "You" or */ 17/* "Your") a perpetual, worldwide, non-exclusive, no-charge, */ 18/* royalty-free, irrevocable (except as stated in this section) patent */ 19/* license to make, have made, use, offer to sell, sell, import, and */ 20/* otherwise transfer the Work, where such license applies only to those */ 21/* patent claims licensable by such contributor that are necessarily */ 22/* infringed by their contribution(s) alone or by combination of their */ 23/* contribution(s) with the Work to which such contribution(s) was */ 24/* submitted. If You institute patent litigation against any entity */ 25/* (including a cross-claim or counterclaim in a lawsuit) alleging that */ 26/* the Work or a contribution incorporated within the Work constitutes */ 27/* direct or contributory patent infringement, then any patent licenses */ 28/* granted to You under this License for that Work shall terminate as of */ 29/* the date such litigation is filed. */ 30/* */ 31/* By using, modifying, or distributing the Work you indicate that you */ 32/* have read and understood the terms and conditions of the */ 33/* FreeType Project License as well as those provided in this section, */ 34/* and you accept them fully. */ 35/* */ 36/***************************************************************************/ 37 38 39#ifndef __CF2FONT_H__ 40#define __CF2FONT_H__ 41 42 43#include "cf2ft.h" 44#include "cf2blues.h" 45 46 47FT_BEGIN_HEADER 48 49 50#define CF2_OPERAND_STACK_SIZE 48 51#define CF2_MAX_SUBR 10 /* maximum subroutine nesting */ 52 53 54 /* typedef is in `cf2glue.h' */ 55 struct CF2_FontRec_ 56 { 57 FT_Memory memory; 58 FT_Error error; /* shared error for this instance */ 59 60 CF2_RenderingFlags renderingFlags; 61 62 /* variables that depend on Transform: */ 63 /* the following have zero translation; */ 64 /* inner * outer = font * original */ 65 66 CF2_Matrix currentTransform; /* original client matrix */ 67 CF2_Matrix innerTransform; /* for hinting; erect, scaled */ 68 CF2_Matrix outerTransform; /* post hinting; includes rotations */ 69 CF2_Fixed ppem; /* transform-dependent */ 70 71 CF2_Int unitsPerEm; 72 73 CF2_Fixed syntheticEmboldeningAmountX; /* character space units */ 74 CF2_Fixed syntheticEmboldeningAmountY; /* character space units */ 75 76 /* FreeType related members */ 77 CF2_OutlineRec outline; /* freetype glyph outline functions */ 78 CFF_Decoder* decoder; 79 CFF_SubFont lastSubfont; /* FreeType parsed data; */ 80 /* top font or subfont */ 81 82 /* these flags can vary from one call to the next */ 83 FT_Bool hinted; 84 FT_Bool darkened; /* true if stemDarkened or synthetic bold */ 85 /* i.e. darkenX != 0 || darkenY != 0 */ 86 FT_Bool stemDarkened; 87 88 /* variables that depend on both FontDict and Transform */ 89 CF2_Fixed stdVW; /* in character space; depends on dict entry */ 90 CF2_Fixed stdHW; /* in character space; depends on dict entry */ 91 CF2_Fixed darkenX; /* character space units */ 92 CF2_Fixed darkenY; /* depends on transform */ 93 /* and private dict (StdVW) */ 94 FT_Bool reverseWinding; /* darken assuming */ 95 /* counterclockwise winding */ 96 97 CF2_BluesRec blues; /* computed zone data */ 98 }; 99 100 101 FT_LOCAL( FT_Error ) 102 cf2_getGlyphOutline( CF2_Font font, 103 CF2_Buffer charstring, 104 const CF2_Matrix* transform, 105 CF2_F16Dot16* glyphWidth ); 106 107 108FT_END_HEADER 109 110 111#endif /* __CF2FONT_H__ */ 112 113 114/* END */ 115