1 /***************************************************************************/ |
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2 /* */ |
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3 /* basepic.c */ |
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4 /* */ |
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5 /* The FreeType position independent code services for base. */ |
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6 /* */ |
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7 /* Copyright 2009 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 "basepic.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 ftglyph.c */ |
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27 void FT_Init_Class_ft_outline_glyph_class(FT_Glyph_Class*); |
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28 void FT_Init_Class_ft_bitmap_glyph_class(FT_Glyph_Class*); |
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29 |
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30 /* forward declaration of PIC init functions from ftinit.c */ |
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31 FT_Error ft_create_default_module_classes(FT_Library); |
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32 void ft_destroy_default_module_classes(FT_Library); |
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33 |
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34 void |
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35 ft_base_pic_free( FT_Library library ) |
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36 { |
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37 FT_PIC_Container* pic_container = &library->pic_container; |
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38 FT_Memory memory = library->memory; |
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39 if ( pic_container->base ) |
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40 { |
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41 /* Destroy default module classes (in case FT_Add_Default_Modules was used) */ |
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42 ft_destroy_default_module_classes( library ); |
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43 |
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44 FT_FREE( pic_container->base ); |
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45 pic_container->base = NULL; |
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46 } |
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47 } |
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48 |
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49 |
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50 FT_Error |
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51 ft_base_pic_init( FT_Library library ) |
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52 { |
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53 FT_PIC_Container* pic_container = &library->pic_container; |
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54 FT_Error error = FT_Err_Ok; |
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55 BasePIC* container; |
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56 FT_Memory memory = library->memory; |
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57 |
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58 /* allocate pointer, clear and set global container pointer */ |
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59 if ( FT_ALLOC ( container, sizeof ( *container ) ) ) |
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60 return error; |
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61 FT_MEM_SET( container, 0, sizeof(*container) ); |
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62 pic_container->base = container; |
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63 |
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64 /* initialize default modules list and pointers */ |
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65 error = ft_create_default_module_classes( library ); |
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66 if ( error ) |
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67 goto Exit; |
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68 |
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69 /* initialize pointer table - this is how the module usually expects this data */ |
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70 FT_Init_Class_ft_outline_glyph_class(&container->ft_outline_glyph_class); |
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71 FT_Init_Class_ft_bitmap_glyph_class(&container->ft_bitmap_glyph_class); |
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72 |
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73 Exit: |
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74 if(error) |
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75 ft_base_pic_free(library); |
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76 return error; |
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77 } |
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78 |
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79 |
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80 #endif /* FT_CONFIG_OPTION_PIC */ |
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81 |
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82 |
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83 /* END */ |
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