ref: d0ab3a0dd8f6355b3603d0fb04043a9ae867639b
dir: /libfreetype/ftcglyph.c/
/***************************************************************************/ /* */ /* ftcglyph.c */ /* */ /* FreeType Glyph Image (FT_Glyph) cache (body). */ /* */ /* Copyright 2000-2001 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* 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_CACHE_H #include FT_CACHE_INTERNAL_GLYPH_H #include FT_ERRORS_H #include FT_LIST_H #include FT_INTERNAL_OBJECTS_H #include FT_INTERNAL_DEBUG_H #include "ftcerror.h" /* create a new chunk node, setting its cache index and ref count */ FT_EXPORT_DEF( void ) ftc_glyph_node_init( FTC_GlyphNode gnode, FT_UInt gindex, FTC_GlyphFamily gfam ) { FT_UInt len; FT_UInt start = FTC_GLYPH_FAMILY_START( gfam, gindex ); gnode->item_start = (FT_UShort)start; len = gfam->item_total - start; if ( len > gfam->item_count ) len = gfam->item_count; gnode->item_count = (FT_UShort)len; gfam->family.num_nodes++; } FT_EXPORT_DEF( void ) ftc_glyph_node_done( FTC_GlyphNode gnode, FTC_Cache cache ) { /* finalize the node */ gnode->item_count = 0; gnode->item_start = 0; ftc_node_done( FTC_NODE( gnode ), cache ); } FT_EXPORT_DEF( FT_Bool ) ftc_glyph_node_compare( FTC_GlyphNode gnode, FTC_GlyphQuery gquery ) { FT_UInt start = (FT_UInt)gnode->item_start; FT_UInt count = (FT_UInt)gnode->item_count; return FT_BOOL( (FT_UInt)( gquery->gindex - start ) < count ); } /*************************************************************************/ /*************************************************************************/ /***** *****/ /***** CHUNK SETS *****/ /***** *****/ /*************************************************************************/ /*************************************************************************/ FT_EXPORT_DEF( FT_Error ) ftc_glyph_family_init( FTC_GlyphFamily gfam, FT_UInt32 hash, FT_UInt item_count, FT_UInt item_total, FTC_GlyphQuery gquery, FTC_Cache cache ) { FT_Error error; error = ftc_family_init( FTC_FAMILY( gfam ), FTC_QUERY( gquery ), cache ); if ( !error ) { gfam->hash = hash; gfam->item_total = item_total; gfam->item_count = item_count; FTC_GLYPH_FAMILY_FOUND( gfam, gquery ); } return error; } FT_EXPORT_DEF( void ) ftc_glyph_family_done( FTC_GlyphFamily gfam ) { ftc_family_done( FTC_FAMILY( gfam ) ); } /* END */