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/* */ 7a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang/* 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" 23e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang#include "aferrors.h" 24295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 25a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 26295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#ifdef FT_CONFIG_OPTION_PIC 27295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 28295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* forward declaration of PIC init functions from afmodule.c */ 29a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Error 30a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Create_Class_af_services( FT_Library library, 31a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_ServiceDescRec** output_class ); 32a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 33a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang void 34a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Destroy_Class_af_services( FT_Library library, 35a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_ServiceDescRec* clazz ); 36a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 37a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang void 38a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Init_Class_af_service_properties( FT_Service_PropertiesRec* clazz ); 39a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 40a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang void FT_Init_Class_af_autofitter_interface( 41a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Library library, 42a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_AutoHinter_InterfaceRec* clazz ); 43a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 44295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 45295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* forward declaration of PIC init functions from script classes */ 46295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "aflatin.h" 47e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang#ifdef FT_OPTION_AUTOFIT2 48295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "aflatin2.h" 49e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang#endif 50295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "afcjk.h" 51295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "afdummy.h" 52295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "afindic.h" 53295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 54a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 55295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner void 56c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner autofit_module_class_pic_free( FT_Library library ) 57295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 58c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner FT_PIC_Container* pic_container = &library->pic_container; 59c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner FT_Memory memory = library->memory; 60c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner 61c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner 62295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( pic_container->autofit ) 63295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 64a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang AFModulePIC* container = (AFModulePIC*)pic_container->autofit; 65a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 66a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 67a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang if ( container->af_services ) 68a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Destroy_Class_af_services( library, 69a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang container->af_services ); 70a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang container->af_services = NULL; 71a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 72a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 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; 83a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Error error = FT_Err_Ok; 84a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 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 94c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner /* initialize pointer table - */ 95c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner /* this is how the module usually expects this data */ 96a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang error = FT_Create_Class_af_services( library, 97a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang &container->af_services ); 98a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang if ( error ) 99a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang goto Exit; 100a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 101a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Init_Class_af_service_properties( &container->af_service_properties ); 102a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 103295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner for ( ss = 0 ; ss < AF_SCRIPT_CLASSES_REC_COUNT ; ss++ ) 104295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 105c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner container->af_script_classes[ss] = 106c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner &container->af_script_classes_rec[ss]; 107295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 108c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner container->af_script_classes[AF_SCRIPT_CLASSES_COUNT - 1] = NULL; 109e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang 110295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* add call to initialization function when you add new scripts */ 111295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner ss = 0; 112c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner FT_Init_Class_af_dummy_script_class( 113c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner &container->af_script_classes_rec[ss++] ); 114295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#ifdef FT_OPTION_AUTOFIT2 115c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner FT_Init_Class_af_latin2_script_class( 116c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner &container->af_script_classes_rec[ss++] ); 117295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#endif 118c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner FT_Init_Class_af_latin_script_class( 119c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner &container->af_script_classes_rec[ss++] ); 120c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner FT_Init_Class_af_cjk_script_class( 121c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner &container->af_script_classes_rec[ss++] ); 122c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner FT_Init_Class_af_indic_script_class( 123c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner &container->af_script_classes_rec[ss++] ); 124c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner 125a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Init_Class_af_autofitter_interface( 126a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang library, &container->af_autofitter_interface ); 127295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 128a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang Exit: 129c3ee10bfa1f76a18500b487de9c85757375b48f3David 'Digit' Turner if ( error ) 130c3ee10bfa1f76a18500b487de9c85757375b48f3David '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