1 /***************************************************************************/ 2 /* */ 3 /* cffpic.c */ 4 /* */ 5 /* The FreeType position independent code services for cff 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 "cffcmap.h" 23 #include "cffpic.h" 24 #include "cfferrs.h" 25 26 #ifdef FT_CONFIG_OPTION_PIC 27 28 /* forward declaration of PIC init functions from cffdrivr.c */ 29 FT_Error 30 FT_Create_Class_cff_services( 31 FT_Library library, 32 FT_ServiceDescRec** output_class ); 33 34 void 35 FT_Destroy_Class_cff_services( 36 FT_Library library, 37 FT_ServiceDescRec* clazz ); 38 39 void 40 FT_Init_Class_cff_service_ps_info( 41 FT_Library library, 42 FT_Service_PsInfoRec* clazz ); 43 44 void 45 FT_Init_Class_cff_service_glyph_dict( 46 FT_Library library, 47 FT_Service_GlyphDictRec* clazz ); 48 49 void 50 FT_Init_Class_cff_service_ps_name( 51 FT_Library library, 52 FT_Service_PsFontNameRec* clazz ); 53 54 void 55 FT_Init_Class_cff_service_get_cmap_info( 56 FT_Library library, 57 FT_Service_TTCMapsRec* clazz ); 58 59 void 60 FT_Init_Class_cff_service_cid_info( 61 FT_Library library, 62 FT_Service_CIDRec* clazz ); 63 64 /* forward declaration of PIC init functions from cffparse.c */ 65 FT_Error 66 FT_Create_Class_cff_field_handlers( 67 FT_Library library, 68 CFF_Field_Handler** output_class ); 69 70 void 71 FT_Destroy_Class_cff_field_handlers( 72 FT_Library library, 73 CFF_Field_Handler* clazz ); 74 75 void cff_driver_class_pic_free(FT_Library library)76 cff_driver_class_pic_free( FT_Library library ) 77 { 78 FT_PIC_Container* pic_container = &library->pic_container; 79 FT_Memory memory = library->memory; 80 81 82 if ( pic_container->cff ) 83 { 84 CffModulePIC* container = ( CffModulePIC* )pic_container->cff; 85 86 87 if ( container->cff_services ) 88 FT_Destroy_Class_cff_services( library, 89 container->cff_services ); 90 container->cff_services = NULL; 91 if ( container->cff_field_handlers ) 92 FT_Destroy_Class_cff_field_handlers( 93 library, container->cff_field_handlers ); 94 container->cff_field_handlers = NULL; 95 FT_FREE( container ); 96 pic_container->cff = NULL; 97 } 98 } 99 100 101 FT_Error cff_driver_class_pic_init(FT_Library library)102 cff_driver_class_pic_init( FT_Library library ) 103 { 104 FT_PIC_Container* pic_container = &library->pic_container; 105 FT_Error error = CFF_Err_Ok; 106 CffModulePIC* container; 107 FT_Memory memory = library->memory; 108 109 110 /* allocate pointer, clear and set global container pointer */ 111 if ( FT_ALLOC ( container, sizeof ( *container ) ) ) 112 return error; 113 FT_MEM_SET( container, 0, sizeof ( *container ) ); 114 pic_container->cff = container; 115 116 /* initialize pointer table - this is how the module usually expects this data */ 117 error = FT_Create_Class_cff_services( library, 118 &container->cff_services ); 119 if ( error ) 120 goto Exit; 121 error = FT_Create_Class_cff_field_handlers( 122 library, &container->cff_field_handlers ); 123 if ( error ) 124 goto Exit; 125 FT_Init_Class_cff_service_ps_info( 126 library, &container->cff_service_ps_info ); 127 FT_Init_Class_cff_service_glyph_dict( 128 library, &container->cff_service_glyph_dict ); 129 FT_Init_Class_cff_service_ps_name( 130 library, &container->cff_service_ps_name ); 131 FT_Init_Class_cff_service_get_cmap_info( 132 library, &container->cff_service_get_cmap_info ); 133 FT_Init_Class_cff_service_cid_info( 134 library, &container->cff_service_cid_info ); 135 FT_Init_Class_cff_cmap_encoding_class_rec( 136 library, &container->cff_cmap_encoding_class_rec ); 137 FT_Init_Class_cff_cmap_unicode_class_rec( 138 library, &container->cff_cmap_unicode_class_rec ); 139 Exit: 140 if ( error ) 141 cff_driver_class_pic_free( library ); 142 return error; 143 } 144 145 #endif /* FT_CONFIG_OPTION_PIC */ 146 147 148 /* END */ 149