afpic.c revision 727dee178a392d20eb050d0c446f2fcc29058fa1
1295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/***************************************************************************/ 2295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* */ 3295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* afpic.c */ 4295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* */ 5295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* The FreeType position independent code services for autofit module. */ 6295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* */ 7727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* Copyright 2009-2013 by */ 8295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* Oran Agra and Mickey Gabel. */ 9295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* */ 10295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* This file is part of the FreeType project, and may only be used, */ 11295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* modified, and distributed under the terms of the FreeType project */ 12295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ 13295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* this file you indicate that you have read the license and */ 14295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* understand and accept it fully. */ 15295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* */ 16295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/***************************************************************************/ 17295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 18295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 19295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include <ft2build.h> 20295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include FT_FREETYPE_H 21295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include FT_INTERNAL_OBJECTS_H 22295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "afpic.h" 2341371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier#include "aferrors.h" 24295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 25727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 26295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#ifdef FT_CONFIG_OPTION_PIC 27295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 28295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* forward declaration of PIC init functions from afmodule.c */ 29727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Error 30727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Create_Class_af_services( FT_Library library, 31727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_ServiceDescRec** output_class ); 32727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 33727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease void 34727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Destroy_Class_af_services( FT_Library library, 35727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_ServiceDescRec* clazz ); 36727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 37727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease void 38727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Init_Class_af_service_properties( FT_Service_PropertiesRec* clazz ); 39727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 40727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease void FT_Init_Class_af_autofitter_interface( 41727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Library library, 42727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_AutoHinter_InterfaceRec* clazz ); 43727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 44295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 45295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* forward declaration of PIC init functions from script classes */ 46295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "aflatin.h" 4741371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier#ifdef FT_OPTION_AUTOFIT2 48295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "aflatin2.h" 4941371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier#endif 50295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "afcjk.h" 51295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "afdummy.h" 52295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "afindic.h" 53295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 54727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 55295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner void 56aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner autofit_module_class_pic_free( FT_Library library ) 57295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 58aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_PIC_Container* pic_container = &library->pic_container; 59aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_Memory memory = library->memory; 60aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 61aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 62295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( pic_container->autofit ) 63295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 64727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease AFModulePIC* container = (AFModulePIC*)pic_container->autofit; 65727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 66727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 67727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( container->af_services ) 68727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Destroy_Class_af_services( library, 69727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease container->af_services ); 70727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease container->af_services = NULL; 71727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 72727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_FREE( container ); 73295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner pic_container->autofit = NULL; 74295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 75295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 76295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 77aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 78295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Error 79aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich autofit_module_class_pic_init( FT_Library library ) 80295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 81aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_PIC_Container* pic_container = &library->pic_container; 82aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_UInt ss; 83727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Error error = FT_Err_Ok; 84727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease AFModulePIC* container = NULL; 85aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Memory memory = library->memory; 86aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 87295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 88295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* allocate pointer, clear and set global container pointer */ 89295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( FT_ALLOC ( container, sizeof ( *container ) ) ) 90295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner return error; 91aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_MEM_SET( container, 0, sizeof ( *container ) ); 92295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner pic_container->autofit = container; 93295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 94aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner /* initialize pointer table - */ 95aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner /* this is how the module usually expects this data */ 96727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_Create_Class_af_services( library, 97727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease &container->af_services ); 98727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( error ) 99727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Exit; 100727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 101727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Init_Class_af_service_properties( &container->af_service_properties ); 102727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 103295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner for ( ss = 0 ; ss < AF_SCRIPT_CLASSES_REC_COUNT ; ss++ ) 104295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 105aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner container->af_script_classes[ss] = 106aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner &container->af_script_classes_rec[ss]; 107295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 108aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner container->af_script_classes[AF_SCRIPT_CLASSES_COUNT - 1] = NULL; 10941371e1e39c8528eb0c4bc40683c736e6683e60cEric Vannier 110295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* add call to initialization function when you add new scripts */ 111295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner ss = 0; 112aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_Init_Class_af_dummy_script_class( 113aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner &container->af_script_classes_rec[ss++] ); 114295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#ifdef FT_OPTION_AUTOFIT2 115aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_Init_Class_af_latin2_script_class( 116aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner &container->af_script_classes_rec[ss++] ); 117295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#endif 118aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_Init_Class_af_latin_script_class( 119aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner &container->af_script_classes_rec[ss++] ); 120aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_Init_Class_af_cjk_script_class( 121aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner &container->af_script_classes_rec[ss++] ); 122aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_Init_Class_af_indic_script_class( 123aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner &container->af_script_classes_rec[ss++] ); 124aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 125727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Init_Class_af_autofitter_interface( 126727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease library, &container->af_autofitter_interface ); 127295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 128727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease Exit: 129aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner if ( error ) 130aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner autofit_module_class_pic_free( library ); 131295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner return error; 132295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 133295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 134295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#endif /* FT_CONFIG_OPTION_PIC */ 135295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 136295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 137295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* END */ 138