90 lines
3.1 KiB
C
90 lines
3.1 KiB
C
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/***************************************************************************/
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/* */
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/* rastpic.c */
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/* */
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/* The FreeType position independent code services for raster module. */
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/* */
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/* Copyright 2009-2016 by */
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/* Oran Agra and Mickey Gabel. */
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/* */
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/* This file is part of the FreeType project, and may only be used, */
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/* modified, and distributed under the terms of the FreeType project */
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/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
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/* this file you indicate that you have read the license and */
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/* understand and accept it fully. */
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/* */
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/***************************************************************************/
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#include <ft2build.h>
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#include FT_FREETYPE_H
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#include FT_INTERNAL_OBJECTS_H
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#include "rastpic.h"
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#include "rasterrs.h"
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#ifdef FT_CONFIG_OPTION_PIC
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/* forward declaration of PIC init functions from ftraster.c */
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void
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FT_Init_Class_ft_standard_raster( FT_Raster_Funcs* funcs );
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void
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ft_raster1_renderer_class_pic_free( FT_Library library )
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{
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FT_PIC_Container* pic_container = &library->pic_container;
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FT_Memory memory = library->memory;
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if ( pic_container->raster )
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{
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RasterPIC* container = (RasterPIC*)pic_container->raster;
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if ( --container->ref_count )
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return;
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FT_FREE( container );
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pic_container->raster = NULL;
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}
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}
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FT_Error
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ft_raster1_renderer_class_pic_init( FT_Library library )
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{
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FT_PIC_Container* pic_container = &library->pic_container;
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FT_Error error = FT_Err_Ok;
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RasterPIC* container = NULL;
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FT_Memory memory = library->memory;
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/* XXX: since this function also served the no longer available */
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/* raster5 renderer it uses reference counting, which could */
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/* be removed now */
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if ( pic_container->raster )
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{
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((RasterPIC*)pic_container->raster)->ref_count++;
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return error;
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}
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/* allocate pointer, clear and set global container pointer */
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if ( FT_ALLOC( container, sizeof ( *container ) ) )
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return error;
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FT_MEM_SET( container, 0, sizeof ( *container ) );
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pic_container->raster = container;
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container->ref_count = 1;
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/* initialize pointer table - */
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/* this is how the module usually expects this data */
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FT_Init_Class_ft_standard_raster( &container->ft_standard_raster );
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return error;
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}
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#endif /* FT_CONFIG_OPTION_PIC */
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/* END */
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