/*
* Copyright © 2022 Google , Inc .
*
* This is part of HarfBuzz , a text shaping library .
*
* Permission is hereby granted , without written agreement and without
* license or royalty fees , to use , copy , modify , and distribute this
* software and its documentation for any purpose , provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software .
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT , INDIRECT , SPECIAL , INCIDENTAL , OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION , EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE .
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES , INCLUDING ,
* BUT NOT LIMITED TO , THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE . THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN " AS IS " BASIS , AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE , SUPPORT , UPDATES , ENHANCEMENTS , OR MODIFICATIONS .
*
* Google Author ( s ) : Garret Rieger
*/
#include "graph.hh"
#include "../hb-ot-layout-gsubgpos.hh"
#ifndef GRAPH_GSUBGPOS_CONTEXT_HH
#define GRAPH_GSUBGPOS_CONTEXT_HH
namespace graph {
struct Lookup;
struct gsubgpos_graph_context_t
{
hb_tag_t table_tag;
graph_t& graph;
unsigned lookup_list_index;
hb_hashmap_t<unsigned , graph::Lookup*> lookups;
hb_hashmap_t<unsigned , unsigned > subtable_to_extension;
hb_hashmap_t<unsigned , hb_vector_t<unsigned >> split_subtables;
HB_INTERNAL gsubgpos_graph_context_t (hb_tag_t table_tag_,
graph_t& graph_);
HB_INTERNAL unsigned create_node (unsigned size);
bool add_buffer (char * buffer)
{
return graph.add_buffer (buffer);
}
private :
HB_INTERNAL unsigned num_non_ext_subtables ();
};
}
#endif // GRAPH_GSUBGPOS_CONTEXT
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