diff options
Diffstat (limited to '3rdparty/freetype/src/smooth/ftspic.c')
-rw-r--r-- | 3rdparty/freetype/src/smooth/ftspic.c | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/3rdparty/freetype/src/smooth/ftspic.c b/3rdparty/freetype/src/smooth/ftspic.c new file mode 100644 index 0000000..67a2b83 --- /dev/null +++ b/3rdparty/freetype/src/smooth/ftspic.c @@ -0,0 +1,118 @@ +/***************************************************************************/ +/* */ +/* ftspic.c */ +/* */ +/* The FreeType position independent code services for smooth module. */ +/* */ +/* Copyright 2009, 2010, 2012, 2013 by */ +/* Oran Agra and Mickey Gabel. */ +/* */ +/* This file is part of the FreeType project, and may only be used, */ +/* modified, and distributed under the terms of the FreeType project */ +/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ +/* this file you indicate that you have read the license and */ +/* understand and accept it fully. */ +/* */ +/***************************************************************************/ + + +#include <ft2build.h> +#include FT_FREETYPE_H +#include FT_INTERNAL_OBJECTS_H +#include "ftspic.h" +#include "ftsmerrs.h" + + +#ifdef FT_CONFIG_OPTION_PIC + + /* forward declaration of PIC init functions from ftgrays.c */ + void + FT_Init_Class_ft_grays_raster( FT_Raster_Funcs* funcs ); + + + void + ft_smooth_renderer_class_pic_free( FT_Library library ) + { + FT_PIC_Container* pic_container = &library->pic_container; + FT_Memory memory = library->memory; + + + if ( pic_container->smooth ) + { + SmoothPIC* container = (SmoothPIC*)pic_container->smooth; + + + if ( --container->ref_count ) + return; + + FT_FREE( container ); + pic_container->smooth = NULL; + } + } + + + FT_Error + ft_smooth_renderer_class_pic_init( FT_Library library ) + { + FT_PIC_Container* pic_container = &library->pic_container; + FT_Error error = FT_Err_Ok; + SmoothPIC* container = NULL; + FT_Memory memory = library->memory; + + + /* since this function also serve smooth_lcd and smooth_lcdv renderers, + it implements reference counting */ + if ( pic_container->smooth ) + { + ((SmoothPIC*)pic_container->smooth)->ref_count++; + return error; + } + + /* allocate pointer, clear and set global container pointer */ + if ( FT_ALLOC( container, sizeof ( *container ) ) ) + return error; + FT_MEM_SET( container, 0, sizeof ( *container ) ); + pic_container->smooth = container; + + container->ref_count = 1; + + /* initialize pointer table - */ + /* this is how the module usually expects this data */ + FT_Init_Class_ft_grays_raster( &container->ft_grays_raster ); + + return error; + } + + + /* re-route these init and free functions to the above functions */ + FT_Error + ft_smooth_lcd_renderer_class_pic_init( FT_Library library ) + { + return ft_smooth_renderer_class_pic_init( library ); + } + + + void + ft_smooth_lcd_renderer_class_pic_free( FT_Library library ) + { + ft_smooth_renderer_class_pic_free( library ); + } + + + FT_Error + ft_smooth_lcdv_renderer_class_pic_init( FT_Library library ) + { + return ft_smooth_renderer_class_pic_init( library ); + } + + + void + ft_smooth_lcdv_renderer_class_pic_free( FT_Library library ) + { + ft_smooth_renderer_class_pic_free( library ); + } + +#endif /* FT_CONFIG_OPTION_PIC */ + + +/* END */ |