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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 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 | 24 |
| 24 #ifdef FT_CONFIG_OPTION_PIC | 25 #ifdef FT_CONFIG_OPTION_PIC |
| 25 | 26 |
| 26 /* forward declaration of PIC init functions from ftgrays.c */ | 27 /* forward declaration of PIC init functions from ftgrays.c */ |
| 27 void FT_Init_Class_ft_grays_raster(FT_Raster_Funcs*); | 28 void |
| 29 FT_Init_Class_ft_grays_raster( FT_Raster_Funcs* funcs ); |
| 28 | 30 |
| 29 void | 31 void |
| 30 ft_smooth_renderer_class_pic_free( FT_Library library ) | 32 ft_smooth_renderer_class_pic_free( FT_Library library ) |
| 31 { | 33 { |
| 32 FT_PIC_Container* pic_container = &library->pic_container; | 34 FT_PIC_Container* pic_container = &library->pic_container; |
| 33 FT_Memory memory = library->memory; | 35 FT_Memory memory = library->memory; |
| 36 |
| 37 |
| 34 if ( pic_container->smooth ) | 38 if ( pic_container->smooth ) |
| 35 { | 39 { |
| 36 SmoothPIC* container = (SmoothPIC*)pic_container->smooth; | 40 SmoothPIC* container = (SmoothPIC*)pic_container->smooth; |
| 37 if(--container->ref_count) | 41 |
| 42 |
| 43 if ( --container->ref_count ) |
| 38 return; | 44 return; |
| 39 FT_FREE( container ); | 45 FT_FREE( container ); |
| 40 pic_container->smooth = NULL; | 46 pic_container->smooth = NULL; |
| 41 } | 47 } |
| 42 } | 48 } |
| 43 | 49 |
| 44 | 50 |
| 45 FT_Error | 51 FT_Error |
| 46 ft_smooth_renderer_class_pic_init( FT_Library library ) | 52 ft_smooth_renderer_class_pic_init( FT_Library library ) |
| 47 { | 53 { |
| 48 FT_PIC_Container* pic_container = &library->pic_container; | 54 FT_PIC_Container* pic_container = &library->pic_container; |
| 49 FT_Error error = Smooth_Err_Ok; | 55 FT_Error error = Smooth_Err_Ok; |
| 50 SmoothPIC* container; | 56 SmoothPIC* container; |
| 51 FT_Memory memory = library->memory; | 57 FT_Memory memory = library->memory; |
| 52 | 58 |
| 53 | 59 |
| 54 /* since this function also serve smooth_lcd and smooth_lcdv renderers, | 60 /* since this function also serve smooth_lcd and smooth_lcdv renderers, |
| 55 it implements reference counting */ | 61 it implements reference counting */ |
| 56 if(pic_container->smooth) | 62 if ( pic_container->smooth ) |
| 57 { | 63 { |
| 58 ((SmoothPIC*)pic_container->smooth)->ref_count++; | 64 ((SmoothPIC*)pic_container->smooth)->ref_count++; |
| 59 return error; | 65 return error; |
| 60 } | 66 } |
| 61 | 67 |
| 62 /* allocate pointer, clear and set global container pointer */ | 68 /* allocate pointer, clear and set global container pointer */ |
| 63 if ( FT_ALLOC ( container, sizeof ( *container ) ) ) | 69 if ( FT_ALLOC ( container, sizeof ( *container ) ) ) |
| 64 return error; | 70 return error; |
| 65 FT_MEM_SET( container, 0, sizeof(*container) ); | 71 FT_MEM_SET( container, 0, sizeof ( *container ) ); |
| 66 pic_container->smooth = container; | 72 pic_container->smooth = container; |
| 67 container->ref_count = 1; | 73 container->ref_count = 1; |
| 68 | 74 |
| 69 /* initialize pointer table - this is how the module usually expects this da
ta */ | 75 /* initialize pointer table - this is how the module usually expects this da
ta */ |
| 70 FT_Init_Class_ft_grays_raster(&container->ft_grays_raster); | 76 FT_Init_Class_ft_grays_raster( &container->ft_grays_raster ); |
| 71 /*Exit:*/ | 77 /*Exit:*/ |
| 72 if(error) | 78 if ( error ) |
| 73 ft_smooth_renderer_class_pic_free(library); | 79 ft_smooth_renderer_class_pic_free( library ); |
| 74 return error; | 80 return error; |
| 75 } | 81 } |
| 76 | 82 |
| 77 /* re-route these init and free functions to the above functions */ | 83 /* re-route these init and free functions to the above functions */ |
| 78 FT_Error ft_smooth_lcd_renderer_class_pic_init(FT_Library library) | 84 FT_Error ft_smooth_lcd_renderer_class_pic_init( FT_Library library ) |
| 79 { | 85 { |
| 80 return ft_smooth_renderer_class_pic_init(library); | 86 return ft_smooth_renderer_class_pic_init( library ); |
| 81 } | 87 } |
| 82 void ft_smooth_lcd_renderer_class_pic_free(FT_Library library) | 88 |
| 89 void ft_smooth_lcd_renderer_class_pic_free( FT_Library library ) |
| 83 { | 90 { |
| 84 ft_smooth_renderer_class_pic_free(library); | 91 ft_smooth_renderer_class_pic_free( library ); |
| 85 } | 92 } |
| 86 FT_Error ft_smooth_lcdv_renderer_class_pic_init(FT_Library library) | 93 |
| 94 FT_Error ft_smooth_lcdv_renderer_class_pic_init( FT_Library library ) |
| 87 { | 95 { |
| 88 return ft_smooth_renderer_class_pic_init(library); | 96 return ft_smooth_renderer_class_pic_init( library ); |
| 89 } | 97 } |
| 90 void ft_smooth_lcdv_renderer_class_pic_free(FT_Library library) | 98 |
| 99 void ft_smooth_lcdv_renderer_class_pic_free( FT_Library library ) |
| 91 { | 100 { |
| 92 ft_smooth_renderer_class_pic_free(library); | 101 ft_smooth_renderer_class_pic_free( library ); |
| 93 } | 102 } |
| 94 | 103 |
| 95 #endif /* FT_CONFIG_OPTION_PIC */ | 104 #endif /* FT_CONFIG_OPTION_PIC */ |
| 96 | 105 |
| 97 | 106 |
| 98 /* END */ | 107 /* END */ |
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