1 /***************************************************************************/ 2 /* */ 3 /* sfntpic.c */ 4 /* */ 5 /* The FreeType position independent code services for sfnt module. */ 6 /* */ 7 /* Copyright 2009, 2010 by */ 8 /* Oran Agra and Mickey Gabel. */ 9 /* */ 10 /* This file is part of the FreeType project, and may only be used, */ 11 /* modified, and distributed under the terms of the FreeType project */ 12 /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ 13 /* this file you indicate that you have read the license and */ 14 /* understand and accept it fully. */ 15 /* */ 16 /***************************************************************************/ 17 18 19 #include <ft2build.h> 20 #include FT_FREETYPE_H 21 #include FT_INTERNAL_OBJECTS_H 22 #include "sfntpic.h" 23 24 #ifdef FT_CONFIG_OPTION_PIC 25 26 /* forward declaration of PIC init functions from sfdriver.c */ 27 FT_Error FT_Create_Class_sfnt_services( FT_Library, FT_ServiceDescRec**); 28 void FT_Destroy_Class_sfnt_services( FT_Library, FT_ServiceDescRec*); 29 void FT_Init_Class_sfnt_service_bdf( FT_Service_BDFRec*); 30 void FT_Init_Class_sfnt_interface( FT_Library, SFNT_Interface*); 31 void FT_Init_Class_sfnt_service_glyph_dict( FT_Library, FT_Service_GlyphDictRec*); 32 void FT_Init_Class_sfnt_service_ps_name( FT_Library, FT_Service_PsFontNameRec*); 33 void FT_Init_Class_tt_service_get_cmap_info( FT_Library, FT_Service_TTCMapsRec*); 34 void FT_Init_Class_sfnt_service_sfnt_table( FT_Service_SFNT_TableRec*); 35 36 /* forward declaration of PIC init functions from ttcmap.c */ 37 FT_Error FT_Create_Class_tt_cmap_classes( FT_Library, TT_CMap_Class**); 38 void FT_Destroy_Class_tt_cmap_classes( FT_Library, TT_CMap_Class*); 39 40 void sfnt_module_class_pic_free(FT_Library library)41 sfnt_module_class_pic_free( FT_Library library ) 42 { 43 FT_PIC_Container* pic_container = &library->pic_container; 44 FT_Memory memory = library->memory; 45 if ( pic_container->sfnt ) 46 { 47 sfntModulePIC* container = (sfntModulePIC*)pic_container->sfnt; 48 if(container->sfnt_services) 49 FT_Destroy_Class_sfnt_services(library, container->sfnt_services); 50 container->sfnt_services = NULL; 51 if(container->tt_cmap_classes) 52 FT_Destroy_Class_tt_cmap_classes(library, container->tt_cmap_classes); 53 container->tt_cmap_classes = NULL; 54 FT_FREE( container ); 55 pic_container->sfnt = NULL; 56 } 57 } 58 59 60 FT_Error sfnt_module_class_pic_init(FT_Library library)61 sfnt_module_class_pic_init( FT_Library library ) 62 { 63 FT_PIC_Container* pic_container = &library->pic_container; 64 FT_Error error = SFNT_Err_Ok; 65 sfntModulePIC* container; 66 FT_Memory memory = library->memory; 67 68 69 /* allocate pointer, clear and set global container pointer */ 70 if ( FT_ALLOC ( container, sizeof ( *container ) ) ) 71 return error; 72 FT_MEM_SET( container, 0, sizeof ( *container ) ); 73 pic_container->sfnt = container; 74 75 /* initialize pointer table - this is how the module usually expects this data */ 76 error = FT_Create_Class_sfnt_services(library, &container->sfnt_services); 77 if(error) 78 goto Exit; 79 error = FT_Create_Class_tt_cmap_classes(library, &container->tt_cmap_classes); 80 if(error) 81 goto Exit; 82 FT_Init_Class_sfnt_service_glyph_dict(library, &container->sfnt_service_glyph_dict); 83 FT_Init_Class_sfnt_service_ps_name(library, &container->sfnt_service_ps_name); 84 FT_Init_Class_tt_service_get_cmap_info(library, &container->tt_service_get_cmap_info); 85 FT_Init_Class_sfnt_service_sfnt_table(&container->sfnt_service_sfnt_table); 86 #ifdef TT_CONFIG_OPTION_BDF 87 FT_Init_Class_sfnt_service_bdf(&container->sfnt_service_bdf); 88 #endif 89 FT_Init_Class_sfnt_interface(library, &container->sfnt_interface); 90 91 Exit: 92 if(error) 93 sfnt_module_class_pic_free(library); 94 return error; 95 } 96 97 98 99 #endif /* FT_CONFIG_OPTION_PIC */ 100 101 102 /* END */ 103