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/*
* Copyright © 2018 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, Roderick Sheeter
*/
#ifndef HB_SUBSET_HH
#define HB_SUBSET_HH
#include "hb.hh"
#include "hb-subset.h"
#include "hb-machinery.hh"
#include "hb-subset-input.hh"
#include "hb-subset-plan.hh"
struct hb_subset_context_t :
hb_dispatch_context_t<hb_subset_context_t, bool, HB_DEBUG_SUBSET>
{
const char *get_name () { return "SUBSET"; }
static return_t default_return_value () { return true; }
private:
template <typename T, typename ...Ts> auto
_dispatch (const T &obj, hb_priority<1>, Ts&&... ds) HB_AUTO_RETURN
( obj.subset (this, hb_forward<Ts> (ds)...) )
template <typename T, typename ...Ts> auto
_dispatch (const T &obj, hb_priority<0>, Ts&&... ds) HB_AUTO_RETURN
( obj.dispatch (this, hb_forward<Ts> (ds)...) )
public:
template <typename T, typename ...Ts> auto
dispatch (const T &obj, Ts&&... ds) HB_AUTO_RETURN
( _dispatch (obj, hb_prioritize, hb_forward<Ts> (ds)...) )
hb_blob_t *source_blob;
hb_subset_plan_t *plan;
hb_serialize_context_t *serializer;
hb_tag_t table_tag;
hb_subset_context_t (hb_blob_t *source_blob_,
hb_subset_plan_t *plan_,
hb_serialize_context_t *serializer_,
hb_tag_t table_tag_) :
source_blob (source_blob_),
plan (plan_),
serializer (serializer_),
table_tag (table_tag_) {}
};
#endif /* HB_SUBSET_HH */
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