Werner Lemberg
23 years ago
parent
d0e6ad636f
commit
c3b2160869
67 changed files with 3389 additions and 2747 deletions
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#ifndef __PSGLOBALS_H__ |
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#define __PSGLOBALS_H__ |
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/***************************************************************************/ |
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/* */ |
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/* psglobal.h */ |
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/* */ |
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/* Global PostScript hinting structures (specification only). */ |
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/* */ |
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/* Copyright 2001 by */ |
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/* David Turner, Robert Wilhelm, and Werner Lemberg. */ |
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/* */ |
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/* This file is part of the FreeType project, and may only be used, */ |
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/* modified, and distributed under the terms of the FreeType project */ |
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/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
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/* this file you indicate that you have read the license and */ |
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/* understand and accept it fully. */ |
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/* */ |
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/***************************************************************************/ |
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/**********************************************************************/ |
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/**********************************************************************/ |
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/***** *****/ |
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/***** PUBLIC STRUCTURES & API *****/ |
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/***** *****/ |
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/**********************************************************************/ |
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/**********************************************************************/ |
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#ifndef __PSGLOBAL_H__ |
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#define __PSGLOBAL_H__ |
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FT_BEGIN_HEADER |
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/**********************************************************************/ |
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/**********************************************************************/ |
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/***** *****/ |
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/***** PUBLIC STRUCTURES & API *****/ |
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/***** *****/ |
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/**********************************************************************/ |
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/**********************************************************************/ |
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#if 0 |
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/****************************************************************
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* |
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* @constant: PS_GLOBALS_MAX_BLUE_ZONES |
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* |
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* @description: |
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* the maximum number of blue zones in a font global hints |
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* structure. See @PS_Globals_BluesRec |
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*/
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#define PS_GLOBALS_MAX_BLUE_ZONES 16 |
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/****************************************************************
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* |
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* @constant: PS_GLOBALS_MAX_STD_WIDTHS |
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* |
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* @description: |
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* the maximum number of standard and snap widths in either the |
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* horizontal or vertical direction. See @PS_Globals_WidthsRec |
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*/
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#define PS_GLOBALS_MAX_STD_WIDTHS 16 |
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/****************************************************************
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* |
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* @type: PS_Globals |
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* |
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* @description: |
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* a handle to a @PS_GlobalsRec structure used to |
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* describe the global hints of a given font |
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*/
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typedef struct PS_GlobalsRec_* PS_Globals; |
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/****************************************************************
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* |
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* @struct: PS_Globals_BluesRec |
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* |
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* @description: |
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* a structure used to model the global blue zones of a given |
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* font |
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* |
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* @fields: |
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* count :: number of blue zones |
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* zones :: an array of (count*2) coordinates describing the zones |
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* |
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* count_family :: number of family blue zones |
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* zones_family :: an array of (count_family*2) coordinates describing |
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* the family blue zones |
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* |
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* scale :: the blue scale to be used (fixed float) |
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* shift :: the blue shift to be used |
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* fuzz :: the blue fuzz to be used |
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* |
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* @note: |
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* each blue zone is modeled by a (reference,overshoot) coordinate pair |
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* in the table. zones can be placed in any order.. |
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*/
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typedef struct PS_Globals_BluesRec |
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{
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FT_UInt count; |
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FT_Int16 zones[ 2*PS_GLOBALS_MAX_BLUE_ZONES ]; |
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FT_UInt count_family; |
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FT_Int16 zones_family[ 2*PS_GLOBALS_MAX_BLUE_ZONES ]; |
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FT_Fixed scale; |
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FT_Int16 shift; |
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FT_Int16 fuzz; |
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/*************************************************************************/ |
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/* */ |
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/* @constant: */ |
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/* PS_GLOBALS_MAX_BLUE_ZONES */ |
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/* */ |
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/* @description: */ |
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/* The maximum number of blue zones in a font global hints structure. */ |
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/* See @PS_Globals_BluesRec. */ |
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/* */ |
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#define PS_GLOBALS_MAX_BLUE_ZONES 16 |
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/*************************************************************************/ |
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/* */ |
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/* @constant: */ |
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/* PS_GLOBALS_MAX_STD_WIDTHS */ |
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/* */ |
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/* @description: */ |
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/* The maximum number of standard and snap widths in either the */ |
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/* horizontal or vertical direction. See @PS_Globals_WidthsRec. */ |
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/* */ |
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#define PS_GLOBALS_MAX_STD_WIDTHS 16 |
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/*************************************************************************/ |
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/* */ |
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/* @type: */ |
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/* PS_Globals */ |
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/* */ |
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/* @description: */ |
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/* A handle to a @PS_GlobalsRec structure used to describe the global */ |
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/* hints of a given font. */ |
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/* */ |
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typedef struct PS_GlobalsRec_* PS_Globals; |
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/*************************************************************************/ |
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/* */ |
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/* @struct: */ |
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/* PS_Globals_BluesRec */ |
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/* */ |
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/* @description: */ |
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/* A structure used to model the global blue zones of a given font. */ |
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/* */ |
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/* @fields: */ |
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/* count :: The number of blue zones. */ |
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/* */ |
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/* zones :: An array of (count*2) coordinates describing the */ |
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/* zones. */ |
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/* */ |
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/* count_family :: The number of family blue zones. */ |
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/* */ |
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/* zones_family :: An array of (count_family*2) coordinates describing */ |
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/* the family blue zones. */ |
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/* */ |
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/* scale :: The blue scale to be used (fixed float). */ |
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/* */ |
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/* shift :: The blue shift to be used. */ |
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/* */ |
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/* fuzz :: Te blue fuzz to be used. */ |
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/* */ |
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/* @note: */ |
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/* Each blue zone is modeled by a (reference,overshoot) coordinate */ |
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/* pair in the table. Zones can be placed in any order. */ |
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/* */ |
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typedef struct PS_Globals_BluesRec_ |
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{ |
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FT_UInt count; |
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FT_Int16 zones[2 * PS_GLOBALS_MAX_BLUE_ZONES]; |
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FT_UInt count_family; |
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FT_Int16 zones_family[2 * PS_GLOBALS_MAX_BLUE_ZONES]; |
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FT_Fixed scale; |
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FT_Int16 shift; |
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FT_Int16 fuzz; |
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} PS_Globals_BluesRec, *PS_Globals_Blues; |
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/****************************************************************
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* |
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* @type: PS_Global_Widths; |
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* |
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* @description: |
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* a handle to a @PS_Globals_WidthsRec structure used to model |
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* the global standard and snap widths in a given direction |
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*/
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/*************************************************************************/ |
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/* */ |
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/* @type: */ |
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/* PS_Global_Widths */ |
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/* */ |
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/* @description: */ |
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/* A handle to a @PS_Globals_WidthsRec structure used to model the */ |
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/* global standard and snap widths in a given direction. */ |
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/* */ |
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typedef struct PS_Globals_WidthsRec_* PS_Globals_Widths; |
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/****************************************************************
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* |
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* @struct: PS_Globals_WidthsRec |
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* |
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* @description: |
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* a structure used to model the global standard and snap widths |
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* in a given font |
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* |
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* @fields: |
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* count :: number of widths |
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* widths :: an array of 'count' widths in font units. |
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* |
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* @note: |
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* 'widths[0]' must be the standard width or height, while |
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* remaining elements of the array are snap widths or heights |
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*/
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typedef struct PS_Globals_WidthsRec_ |
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{
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FT_UInt count; |
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FT_Int16 widths[ PS_GLOBALS_MAX_STD_WIDTHS ]; |
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/*************************************************************************/ |
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/* */ |
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/* @struct: */ |
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/* PS_Globals_WidthsRec */ |
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/* */ |
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/* @description: */ |
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/* A structure used to model the global standard and snap widths in a */ |
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/* given font. */ |
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/* */ |
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/* @fields: */ |
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/* count :: The number of widths. */ |
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/* */ |
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/* widths :: An array of `count' widths in font units. */ |
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/* */ |
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/* @note: */ |
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/* `widths[0]' must be the standard width or height, while remaining */ |
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/* elements of the array are snap widths or heights. */ |
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/* */ |
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typedef struct PS_Globals_WidthsRec_ |
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{ |
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FT_UInt count; |
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FT_Int16 widths[PS_GLOBALS_MAX_STD_WIDTHS]; |
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} PS_Globals_WidthsRec; |
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/****************************************************************
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* |
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* @struct: PS_Globals_GlobalsRec |
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* |
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* @description: |
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* a structure used to model the global hints for a given font |
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* |
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* @fields: |
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* horizontal :: horizontal widths |
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* vertical :: vertical heights |
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* blues :: blue zones |
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*/
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typedef struct PS_GlobalsRec_ |
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/*************************************************************************/ |
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/* */ |
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/* @struct: */ |
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/* PS_GlobalsRec */ |
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/* */ |
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/* @description: */ |
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/* A structure used to model the global hints for a given font. */ |
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/* */ |
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/* @fields: */ |
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/* horizontal :: The horizontal widths. */ |
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/* */ |
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/* vertical :: The vertical heights. */ |
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/* */ |
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/* blues :: The blue zones. */ |
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/* */ |
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typedef struct PS_GlobalsRec_ |
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{ |
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PS_Globals_WidthsRec horizontal; |
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PS_Globals_WidthsRec vertical; |
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PS_Globals_BluesRec blues; |
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} PS_GlobalsRec; |
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#endif |
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#endif |
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/* */ |
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#endif /* __PS_GLOBALS_H__ */ |
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FT_END_HEADER |
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#endif /* __PS_GLOBAL_H__ */ |
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/* END */ |
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@ -1,19 +1,44 @@ |
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#ifndef __PS_HINTER_ALGO_H__ |
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#define __PS_HINTER_ALGO_H__ |
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/***************************************************************************/ |
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/* */ |
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/* pshalgo.h */ |
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/* */ |
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/* This header file defines the used hinting algorithm. */ |
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/* */ |
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/* Copyright 2001 by */ |
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/* David Turner, Robert Wilhelm, and Werner Lemberg. */ |
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/* */ |
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/* This file is part of the FreeType project, and may only be used */ |
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/* modified and distributed under the terms of the FreeType project */ |
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/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
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/* this file you indicate that you have read the license and */ |
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/* understand and accept it fully. */ |
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/* */ |
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/***************************************************************************/ |
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#ifndef __PSHALGO_H__ |
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#define __PSHALGO_H__ |
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FT_BEGIN_HEADER |
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/* define to choose hinting algorithm */ |
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#define PSH_ALGORITHM_2 |
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#define PSH_ALGORITHM_2 |
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#ifdef PSH_ALGORITHM_1 |
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# include "pshalgo1.h" |
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# define PS_HINTS_APPLY_FUNC ps1_hints_apply |
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#include "pshalgo1.h" |
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#define PS_HINTS_APPLY_FUNC ps1_hints_apply |
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#else |
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# include "pshalgo2.h" |
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# define PS_HINTS_APPLY_FUNC ps2_hints_apply |
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#include "pshalgo2.h" |
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#define PS_HINTS_APPLY_FUNC ps2_hints_apply |
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#endif |
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FT_END_HEADER |
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#endif /* __PS_HINTER_ALGO_H__ */ |
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#endif /* __PSHALGO_H__ */ |
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/* END */ |
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