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1 /***************************************************************************/ | 1 /***************************************************************************/ |
2 /* */ | 2 /* */ |
3 /* ftspic.c */ | 3 /* ftspic.c */ |
4 /* */ | 4 /* */ |
5 /* The FreeType position independent code services for smooth module. */ | 5 /* The FreeType position independent code services for smooth module. */ |
6 /* */ | 6 /* */ |
7 /* Copyright 2009, 2010 by */ | 7 /* Copyright 2009, 2010, 2012, 2013 by */ |
8 /* Oran Agra and Mickey Gabel. */ | 8 /* Oran Agra and Mickey Gabel. */ |
9 /* */ | 9 /* */ |
10 /* This file is part of the FreeType project, and may only be used, */ | 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 */ | 11 /* modified, and distributed under the terms of the FreeType project */ |
12 /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ | 12 /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
13 /* this file you indicate that you have read the license and */ | 13 /* this file you indicate that you have read the license and */ |
14 /* understand and accept it fully. */ | 14 /* understand and accept it fully. */ |
15 /* */ | 15 /* */ |
16 /***************************************************************************/ | 16 /***************************************************************************/ |
17 | 17 |
18 | 18 |
19 #include <ft2build.h> | 19 #include <ft2build.h> |
20 #include FT_FREETYPE_H | 20 #include FT_FREETYPE_H |
21 #include FT_INTERNAL_OBJECTS_H | 21 #include FT_INTERNAL_OBJECTS_H |
22 #include "ftspic.h" | 22 #include "ftspic.h" |
23 #include "ftsmerrs.h" | 23 #include "ftsmerrs.h" |
24 | 24 |
| 25 |
25 #ifdef FT_CONFIG_OPTION_PIC | 26 #ifdef FT_CONFIG_OPTION_PIC |
26 | 27 |
27 /* forward declaration of PIC init functions from ftgrays.c */ | 28 /* forward declaration of PIC init functions from ftgrays.c */ |
28 void | 29 void |
29 FT_Init_Class_ft_grays_raster( FT_Raster_Funcs* funcs ); | 30 FT_Init_Class_ft_grays_raster( FT_Raster_Funcs* funcs ); |
30 | 31 |
| 32 |
31 void | 33 void |
32 ft_smooth_renderer_class_pic_free( FT_Library library ) | 34 ft_smooth_renderer_class_pic_free( FT_Library library ) |
33 { | 35 { |
34 FT_PIC_Container* pic_container = &library->pic_container; | 36 FT_PIC_Container* pic_container = &library->pic_container; |
35 FT_Memory memory = library->memory; | 37 FT_Memory memory = library->memory; |
36 | 38 |
37 | 39 |
38 if ( pic_container->smooth ) | 40 if ( pic_container->smooth ) |
39 { | 41 { |
40 SmoothPIC* container = (SmoothPIC*)pic_container->smooth; | 42 SmoothPIC* container = (SmoothPIC*)pic_container->smooth; |
41 | 43 |
42 | 44 |
43 if ( --container->ref_count ) | 45 if ( --container->ref_count ) |
44 return; | 46 return; |
| 47 |
45 FT_FREE( container ); | 48 FT_FREE( container ); |
46 pic_container->smooth = NULL; | 49 pic_container->smooth = NULL; |
47 } | 50 } |
48 } | 51 } |
49 | 52 |
50 | 53 |
51 FT_Error | 54 FT_Error |
52 ft_smooth_renderer_class_pic_init( FT_Library library ) | 55 ft_smooth_renderer_class_pic_init( FT_Library library ) |
53 { | 56 { |
54 FT_PIC_Container* pic_container = &library->pic_container; | 57 FT_PIC_Container* pic_container = &library->pic_container; |
55 FT_Error error = Smooth_Err_Ok; | 58 FT_Error error = FT_Err_Ok; |
56 SmoothPIC* container; | 59 SmoothPIC* container = NULL; |
57 FT_Memory memory = library->memory; | 60 FT_Memory memory = library->memory; |
58 | 61 |
59 | 62 |
60 /* since this function also serve smooth_lcd and smooth_lcdv renderers, | 63 /* since this function also serve smooth_lcd and smooth_lcdv renderers, |
61 it implements reference counting */ | 64 it implements reference counting */ |
62 if ( pic_container->smooth ) | 65 if ( pic_container->smooth ) |
63 { | 66 { |
64 ((SmoothPIC*)pic_container->smooth)->ref_count++; | 67 ((SmoothPIC*)pic_container->smooth)->ref_count++; |
65 return error; | 68 return error; |
66 } | 69 } |
67 | 70 |
68 /* allocate pointer, clear and set global container pointer */ | 71 /* allocate pointer, clear and set global container pointer */ |
69 if ( FT_ALLOC ( container, sizeof ( *container ) ) ) | 72 if ( FT_ALLOC( container, sizeof ( *container ) ) ) |
70 return error; | 73 return error; |
71 FT_MEM_SET( container, 0, sizeof ( *container ) ); | 74 FT_MEM_SET( container, 0, sizeof ( *container ) ); |
72 pic_container->smooth = container; | 75 pic_container->smooth = container; |
| 76 |
73 container->ref_count = 1; | 77 container->ref_count = 1; |
74 | 78 |
75 /* initialize pointer table - this is how the module usually expects this da
ta */ | 79 /* initialize pointer table - */ |
| 80 /* this is how the module usually expects this data */ |
76 FT_Init_Class_ft_grays_raster( &container->ft_grays_raster ); | 81 FT_Init_Class_ft_grays_raster( &container->ft_grays_raster ); |
77 /*Exit:*/ | 82 |
78 if ( error ) | |
79 ft_smooth_renderer_class_pic_free( library ); | |
80 return error; | 83 return error; |
81 } | 84 } |
82 | 85 |
| 86 |
83 /* re-route these init and free functions to the above functions */ | 87 /* re-route these init and free functions to the above functions */ |
84 FT_Error ft_smooth_lcd_renderer_class_pic_init( FT_Library library ) | 88 FT_Error |
| 89 ft_smooth_lcd_renderer_class_pic_init( FT_Library library ) |
85 { | 90 { |
86 return ft_smooth_renderer_class_pic_init( library ); | 91 return ft_smooth_renderer_class_pic_init( library ); |
87 } | 92 } |
88 | 93 |
89 void ft_smooth_lcd_renderer_class_pic_free( FT_Library library ) | 94 |
| 95 void |
| 96 ft_smooth_lcd_renderer_class_pic_free( FT_Library library ) |
90 { | 97 { |
91 ft_smooth_renderer_class_pic_free( library ); | 98 ft_smooth_renderer_class_pic_free( library ); |
92 } | 99 } |
93 | 100 |
94 FT_Error ft_smooth_lcdv_renderer_class_pic_init( FT_Library library ) | 101 |
| 102 FT_Error |
| 103 ft_smooth_lcdv_renderer_class_pic_init( FT_Library library ) |
95 { | 104 { |
96 return ft_smooth_renderer_class_pic_init( library ); | 105 return ft_smooth_renderer_class_pic_init( library ); |
97 } | 106 } |
98 | 107 |
99 void ft_smooth_lcdv_renderer_class_pic_free( FT_Library library ) | 108 |
| 109 void |
| 110 ft_smooth_lcdv_renderer_class_pic_free( FT_Library library ) |
100 { | 111 { |
101 ft_smooth_renderer_class_pic_free( library ); | 112 ft_smooth_renderer_class_pic_free( library ); |
102 } | 113 } |
103 | 114 |
104 #endif /* FT_CONFIG_OPTION_PIC */ | 115 #endif /* FT_CONFIG_OPTION_PIC */ |
105 | 116 |
106 | 117 |
107 /* END */ | 118 /* END */ |
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