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