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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_INTERNAL gsubgpos_graph_context_t (hb_tag_t table_tag_,
+ graph_t& graph_);
+
+ HB_INTERNAL unsigned create_node (unsigned size);
+
+ void add_buffer (char* buffer)
+ {
+ graph.add_buffer (buffer);
+ }
+
+ private:
+ HB_INTERNAL unsigned num_non_ext_subtables ();
+};
+
+}
+
+#endif // GRAPH_GSUBGPOS_CONTEXT