ref: b6fd5bc06c4434a832328c4682544c436484265e
dir: /src/autofit/afpic.c/
/***************************************************************************/ /* */ /* afpic.c */ /* */ /* The FreeType position independent code services for autofit module. */ /* */ /* Copyright 2009-2015 by */ /* Oran Agra and Mickey Gabel. */ /* */ /* This file is part of the FreeType project, and may only be used, */ /* modified, and distributed under the terms of the FreeType project */ /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ /* this file you indicate that you have read the license and */ /* understand and accept it fully. */ /* */ /***************************************************************************/ #include <ft2build.h> #include FT_FREETYPE_H #include FT_INTERNAL_OBJECTS_H #include "afpic.h" #include "afglobal.h" #include "aferrors.h" #ifdef FT_CONFIG_OPTION_PIC /* forward declaration of PIC init functions from afmodule.c */ FT_Error FT_Create_Class_af_services( FT_Library library, FT_ServiceDescRec** output_class ); void FT_Destroy_Class_af_services( FT_Library library, FT_ServiceDescRec* clazz ); void FT_Init_Class_af_service_properties( FT_Service_PropertiesRec* clazz ); void FT_Init_Class_af_autofitter_interface( FT_Library library, FT_AutoHinter_InterfaceRec* clazz ); /* forward declaration of PIC init functions from writing system classes */ #undef WRITING_SYSTEM #define WRITING_SYSTEM( ws, WS ) /* empty */ #include "afwrtsys.h" void autofit_module_class_pic_free( FT_Library library ) { FT_PIC_Container* pic_container = &library->pic_container; FT_Memory memory = library->memory; if ( pic_container->autofit ) { AFModulePIC* container = (AFModulePIC*)pic_container->autofit; if ( container->af_services ) FT_Destroy_Class_af_services( library, container->af_services ); container->af_services = NULL; FT_FREE( container ); pic_container->autofit = NULL; } } FT_Error autofit_module_class_pic_init( FT_Library library ) { FT_PIC_Container* pic_container = &library->pic_container; FT_UInt ss; FT_Error error = FT_Err_Ok; AFModulePIC* container = NULL; FT_Memory memory = library->memory; /* allocate pointer, clear and set global container pointer */ if ( FT_ALLOC ( container, sizeof ( *container ) ) ) return error; FT_MEM_SET( container, 0, sizeof ( *container ) ); pic_container->autofit = container; /* initialize pointer table - */ /* this is how the module usually expects this data */ error = FT_Create_Class_af_services( library, &container->af_services ); if ( error ) goto Exit; FT_Init_Class_af_service_properties( &container->af_service_properties ); for ( ss = 0; ss < AF_WRITING_SYSTEM_MAX; ss++ ) container->af_writing_system_classes[ss] = &container->af_writing_system_classes_rec[ss]; container->af_writing_system_classes[AF_WRITING_SYSTEM_MAX] = NULL; for ( ss = 0; ss < AF_SCRIPT_MAX; ss++ ) container->af_script_classes[ss] = &container->af_script_classes_rec[ss]; container->af_script_classes[AF_SCRIPT_MAX] = NULL; for ( ss = 0; ss < AF_STYLE_MAX; ss++ ) container->af_style_classes[ss] = &container->af_style_classes_rec[ss]; container->af_style_classes[AF_STYLE_MAX] = NULL; #undef WRITING_SYSTEM #define WRITING_SYSTEM( ws, WS ) \ FT_Init_Class_af_ ## ws ## _writing_system_class( \ &container->af_writing_system_classes_rec[ss++] ); ss = 0; #include "afwrtsys.h" #undef SCRIPT #define SCRIPT( s, S, d, h, sc1, sc2, sc3 ) \ FT_Init_Class_af_ ## s ## _script_class( \ &container->af_script_classes_rec[ss++] ); ss = 0; #include "afscript.h" #undef STYLE #define STYLE( s, S, d, ws, sc, bss, c ) \ FT_Init_Class_af_ ## s ## _style_class( \ &container->af_style_classes_rec[ss++] ); ss = 0; #include "afstyles.h" FT_Init_Class_af_autofitter_interface( library, &container->af_autofitter_interface ); Exit: if ( error ) autofit_module_class_pic_free( library ); return error; } #endif /* FT_CONFIG_OPTION_PIC */ /* END */