1 /***************************************************************************/ 2 /* */ 3 /* cffpic.c */ 4 /* */ 5 /* The FreeType position independent code services for cff module. */ 6 /* */ 7 /* Copyright 2009-2017 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 "cffcmap.h" 23 #include "cffpic.h" 24 #include "cfferrs.h" 25 26 27 #ifdef FT_CONFIG_OPTION_PIC 28 29 /* forward declaration of PIC init functions from cffdrivr.c */ 30 FT_Error 31 FT_Create_Class_cff_services( FT_Library library, 32 FT_ServiceDescRec** output_class ); 33 void 34 FT_Destroy_Class_cff_services( FT_Library library, 35 FT_ServiceDescRec* clazz ); 36 void 37 FT_Init_Class_cff_service_ps_info( FT_Library library, 38 FT_Service_PsInfoRec* clazz ); 39 void 40 FT_Init_Class_cff_service_glyph_dict( FT_Library library, 41 FT_Service_GlyphDictRec* clazz ); 42 void 43 FT_Init_Class_cff_service_ps_name( FT_Library library, 44 FT_Service_PsFontNameRec* clazz ); 45 void 46 FT_Init_Class_cff_service_get_cmap_info( FT_Library library, 47 FT_Service_TTCMapsRec* clazz ); 48 void 49 FT_Init_Class_cff_service_cid_info( FT_Library library, 50 FT_Service_CIDRec* clazz ); 51 52 /* forward declaration of PIC init functions from cffparse.c */ 53 FT_Error 54 FT_Create_Class_cff_field_handlers( FT_Library library, 55 CFF_Field_Handler** output_class ); 56 void 57 FT_Destroy_Class_cff_field_handlers( FT_Library library, 58 CFF_Field_Handler* clazz ); 59 60 61 void cff_driver_class_pic_free(FT_Library library)62 cff_driver_class_pic_free( FT_Library library ) 63 { 64 FT_PIC_Container* pic_container = &library->pic_container; 65 FT_Memory memory = library->memory; 66 67 68 if ( pic_container->cff ) 69 { 70 CffModulePIC* container = (CffModulePIC*)pic_container->cff; 71 72 73 if ( container->cff_services ) 74 FT_Destroy_Class_cff_services( library, 75 container->cff_services ); 76 container->cff_services = NULL; 77 if ( container->cff_field_handlers ) 78 FT_Destroy_Class_cff_field_handlers( 79 library, container->cff_field_handlers ); 80 container->cff_field_handlers = NULL; 81 FT_FREE( container ); 82 pic_container->cff = NULL; 83 } 84 } 85 86 87 FT_Error cff_driver_class_pic_init(FT_Library library)88 cff_driver_class_pic_init( FT_Library library ) 89 { 90 FT_PIC_Container* pic_container = &library->pic_container; 91 FT_Error error = FT_Err_Ok; 92 CffModulePIC* container = NULL; 93 FT_Memory memory = library->memory; 94 95 96 /* allocate pointer, clear and set global container pointer */ 97 if ( FT_ALLOC ( container, sizeof ( *container ) ) ) 98 return error; 99 FT_MEM_SET( container, 0, sizeof ( *container ) ); 100 pic_container->cff = container; 101 102 /* initialize pointer table - */ 103 /* this is how the module usually expects this data */ 104 error = FT_Create_Class_cff_services( library, 105 &container->cff_services ); 106 if ( error ) 107 goto Exit; 108 109 error = FT_Create_Class_cff_field_handlers( 110 library, &container->cff_field_handlers ); 111 if ( error ) 112 goto Exit; 113 114 FT_Init_Class_cff_service_ps_info( 115 library, &container->cff_service_ps_info ); 116 FT_Init_Class_cff_service_glyph_dict( 117 library, &container->cff_service_glyph_dict ); 118 FT_Init_Class_cff_service_ps_name( 119 library, &container->cff_service_ps_name ); 120 FT_Init_Class_cff_service_get_cmap_info( 121 library, &container->cff_service_get_cmap_info ); 122 FT_Init_Class_cff_service_cid_info( 123 library, &container->cff_service_cid_info ); 124 FT_Init_Class_cff_cmap_encoding_class_rec( 125 library, &container->cff_cmap_encoding_class_rec ); 126 FT_Init_Class_cff_cmap_unicode_class_rec( 127 library, &container->cff_cmap_unicode_class_rec ); 128 129 Exit: 130 if ( error ) 131 cff_driver_class_pic_free( library ); 132 return error; 133 } 134 135 #endif /* FT_CONFIG_OPTION_PIC */ 136 137 138 /* END */ 139