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/*
* 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_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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