1727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/***************************************************************************/ 2727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* */ 3727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* cf2stack.h */ 4727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* */ 5727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* Adobe's code for emulating a CFF stack (specification). */ 6727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* */ 7727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* Copyright 2007-2013 Adobe Systems Incorporated. */ 8727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* */ 9727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* This software, and all works of authorship, whether in source or */ 10727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* object code form as indicated by the copyright notice(s) included */ 11727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* herein (collectively, the "Work") is made available, and may only be */ 12727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* used, modified, and distributed under the FreeType Project License, */ 13727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* LICENSE.TXT. Additionally, subject to the terms and conditions of the */ 14727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* FreeType Project License, each contributor to the Work hereby grants */ 15727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* to any individual or legal entity exercising permissions granted by */ 16727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* the FreeType Project License and this section (hereafter, "You" or */ 17727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* "Your") a perpetual, worldwide, non-exclusive, no-charge, */ 18727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* royalty-free, irrevocable (except as stated in this section) patent */ 19727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* license to make, have made, use, offer to sell, sell, import, and */ 20727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* otherwise transfer the Work, where such license applies only to those */ 21727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* patent claims licensable by such contributor that are necessarily */ 22727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* infringed by their contribution(s) alone or by combination of their */ 23727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* contribution(s) with the Work to which such contribution(s) was */ 24727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* submitted. If You institute patent litigation against any entity */ 25727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* (including a cross-claim or counterclaim in a lawsuit) alleging that */ 26727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* the Work or a contribution incorporated within the Work constitutes */ 27727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* direct or contributory patent infringement, then any patent licenses */ 28727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* granted to You under this License for that Work shall terminate as of */ 29727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* the date such litigation is filed. */ 30727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* */ 31727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* By using, modifying, or distributing the Work you indicate that you */ 32727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* have read and understood the terms and conditions of the */ 33727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* FreeType Project License as well as those provided in this section, */ 34727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* and you accept them fully. */ 35727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* */ 36727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/***************************************************************************/ 37727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 38727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 39727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#ifndef __CF2STACK_H__ 40727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#define __CF2STACK_H__ 41727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 42727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 43727dee178a392d20eb050d0c446f2fcc29058fa1Victoria LeaseFT_BEGIN_HEADER 44727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 45727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 46727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* CFF operand stack; specified maximum of 48 or 192 values */ 47727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease typedef struct CF2_StackNumber_ 48727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 49727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease union 50727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 51727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease CF2_Fixed r; /* 16.16 fixed point */ 52727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease CF2_Frac f; /* 2.30 fixed point (for font matrix) */ 53727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease CF2_Int i; 54727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } u; 55727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 56727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease CF2_NumberType type; 57727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 58727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } CF2_StackNumber; 59727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 60727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 61727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease typedef struct CF2_StackRec_ 62727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 63727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Memory memory; 64727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Error* error; 65727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease CF2_StackNumber buffer[CF2_OPERAND_STACK_SIZE]; 66727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease CF2_StackNumber* top; 67727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 68727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } CF2_StackRec, *CF2_Stack; 69727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 70727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 71727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_LOCAL( CF2_Stack ) 72727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease cf2_stack_init( FT_Memory memory, 73727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Error* error ); 74727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_LOCAL( void ) 75727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease cf2_stack_free( CF2_Stack stack ); 76727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 77727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_LOCAL( CF2_UInt ) 78727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease cf2_stack_count( CF2_Stack stack ); 79727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 80727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_LOCAL( void ) 81727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease cf2_stack_pushInt( CF2_Stack stack, 82727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease CF2_Int val ); 83727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_LOCAL( void ) 84727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease cf2_stack_pushFixed( CF2_Stack stack, 85727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease CF2_Fixed val ); 86727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 87727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_LOCAL( CF2_Int ) 88727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease cf2_stack_popInt( CF2_Stack stack ); 89727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_LOCAL( CF2_Fixed ) 90727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease cf2_stack_popFixed( CF2_Stack stack ); 91727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 92727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_LOCAL( CF2_Fixed ) 93727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease cf2_stack_getReal( CF2_Stack stack, 94727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease CF2_UInt idx ); 95727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 96727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_LOCAL( void ) 97727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease cf2_stack_clear( CF2_Stack stack ); 98727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 99727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 100727dee178a392d20eb050d0c446f2fcc29058fa1Victoria LeaseFT_END_HEADER 101727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 102727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 103727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease#endif /* __CF2STACK_H__ */ 104727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 105727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 106727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* END */ 107