1 /***************************************************************************/ 2 /* */ 3 /* basepic.c */ 4 /* */ 5 /* The FreeType position independent code services for base. */ 6 /* */ 7 /* Copyright 2009-2016 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 "basepic.h" 23 24 25 #ifdef FT_CONFIG_OPTION_PIC 26 27 /* forward declaration of PIC init functions from ftglyph.c */ 28 void 29 FT_Init_Class_ft_outline_glyph_class( FT_Glyph_Class* clazz ); 30 31 void 32 FT_Init_Class_ft_bitmap_glyph_class( FT_Glyph_Class* clazz ); 33 34 #ifdef FT_CONFIG_OPTION_MAC_FONTS 35 /* forward declaration of PIC init function from ftrfork.c */ 36 /* (not modularized) */ 37 void 38 FT_Init_Table_ft_raccess_guess_table( ft_raccess_guess_rec* record ); 39 #endif 40 41 /* forward declaration of PIC init functions from ftinit.c */ 42 FT_Error 43 ft_create_default_module_classes( FT_Library library ); 44 45 void 46 ft_destroy_default_module_classes( FT_Library library ); 47 48 49 void 50 ft_base_pic_free( FT_Library library ) 51 { 52 FT_PIC_Container* pic_container = &library->pic_container; 53 FT_Memory memory = library->memory; 54 55 56 if ( pic_container->base ) 57 { 58 /* destroy default module classes */ 59 /* (in case FT_Add_Default_Modules was used) */ 60 ft_destroy_default_module_classes( library ); 61 62 FT_FREE( pic_container->base ); 63 pic_container->base = NULL; 64 } 65 } 66 67 68 FT_Error 69 ft_base_pic_init( FT_Library library ) 70 { 71 FT_PIC_Container* pic_container = &library->pic_container; 72 FT_Error error = FT_Err_Ok; 73 BasePIC* container = NULL; 74 FT_Memory memory = library->memory; 75 76 77 /* allocate pointer, clear and set global container pointer */ 78 if ( FT_ALLOC( container, sizeof ( *container ) ) ) 79 return error; 80 FT_MEM_SET( container, 0, sizeof ( *container ) ); 81 pic_container->base = container; 82 83 /* initialize default modules list and pointers */ 84 error = ft_create_default_module_classes( library ); 85 if ( error ) 86 goto Exit; 87 88 /* initialize pointer table - */ 89 /* this is how the module usually expects this data */ 90 FT_Init_Class_ft_outline_glyph_class( 91 &container->ft_outline_glyph_class ); 92 FT_Init_Class_ft_bitmap_glyph_class( 93 &container->ft_bitmap_glyph_class ); 94 #ifdef FT_CONFIG_OPTION_MAC_FONTS 95 FT_Init_Table_ft_raccess_guess_table( 96 (ft_raccess_guess_rec*)&container->ft_raccess_guess_table ); 97 #endif 98 99 Exit: 100 if ( error ) 101 ft_base_pic_free( library ); 102 return error; 103 } 104 105 #endif /* FT_CONFIG_OPTION_PIC */ 106 107 108 /* END */ 109