ref: ab2599ea3f09ba8da4f50b877021d23241d22609
dir: /src/raster/rastpic.c/
/***************************************************************************/
/* */
/* rastpic.c */
/* */
/* The FreeType position independent code services for raster module. */
/* */
/* Copyright 2009-2017 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 "rastpic.h"
#include "rasterrs.h"
#ifdef FT_CONFIG_OPTION_PIC
/* forward declaration of PIC init functions from ftraster.c */
void
FT_Init_Class_ft_standard_raster( FT_Raster_Funcs* funcs );
void
ft_raster1_renderer_class_pic_free( FT_Library library )
{
FT_PIC_Container* pic_container = &library->pic_container;
FT_Memory memory = library->memory;
if ( pic_container->raster )
{
RasterPIC* container = (RasterPIC*)pic_container->raster;
if ( --container->ref_count )
return;
FT_FREE( container );
pic_container->raster = NULL;
}
}
FT_Error
ft_raster1_renderer_class_pic_init( FT_Library library )
{
FT_PIC_Container* pic_container = &library->pic_container;
FT_Error error = FT_Err_Ok;
RasterPIC* container = NULL;
FT_Memory memory = library->memory;
/* XXX: since this function also served the no longer available */
/* raster5 renderer it uses reference counting, which could */
/* be removed now */
if ( pic_container->raster )
{
((RasterPIC*)pic_container->raster)->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->raster = container;
container->ref_count = 1;
/* initialize pointer table - */
/* this is how the module usually expects this data */
FT_Init_Class_ft_standard_raster( &container->ft_standard_raster );
return error;
}
#endif /* FT_CONFIG_OPTION_PIC */
/* END */