chromium/third_party/harfbuzz-ng/src/src/hb-cff1-interp-cs.hh

/*
 * Copyright © 2018 Adobe 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.
 *
 * Adobe Author(s): Michiharu Ariza
 */
#ifndef HB_CFF1_INTERP_CS_HH
#define HB_CFF1_INTERP_CS_HH

#include "hb.hh"
#include "hb-cff-interp-cs-common.hh"

namespace CFF {

usingnamespaceOT;

cff1_biased_subrs_t;

struct cff1_cs_interp_env_t : cs_interp_env_t<number_t, CFF1Subrs>
{ … };

template <typename OPSET, typename PARAM, typename PATH=path_procs_null_t<cff1_cs_interp_env_t, PARAM>>
struct cff1_cs_opset_t : cs_opset_t<number_t, OPSET, cff1_cs_interp_env_t, PARAM, PATH>
{
  /* PostScript-originated legacy opcodes (OpCode_add etc) are unsupported */
  /* Type 1-originated deprecated opcodes, seac behavior of endchar and dotsection are supported */

  static void process_op (op_code_t op, cff1_cs_interp_env_t &env, PARAM& param)
  { … }

  static void check_width (op_code_t op, cff1_cs_interp_env_t &env, PARAM& param)
  { … }

  static void process_seac (cff1_cs_interp_env_t &env, PARAM& param)
  { … }

  static void flush_args (cff1_cs_interp_env_t &env, PARAM& param)
  { … }

  private:
  typedef cs_opset_t<number_t, OPSET, cff1_cs_interp_env_t, PARAM, PATH>  SUPER;
};

cff1_cs_interpreter_t;

} /* namespace CFF */

#endif /* HB_CFF1_INTERP_CS_HH */