jdk/src/java.desktop/share/native/libfontmanager/harfbuzz/hb-ot-glyf-table.hh
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8143177: Integrate harfbuzz opentype layout engine per JEP 258 Reviewed-by: srl, vadim, serb
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/*
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 * Copyright © 2015  Google, Inc.
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 *
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 *  This is part of HarfBuzz, a text shaping library.
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 *
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 * Permission is hereby granted, without written agreement and without
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 * license or royalty fees, to use, copy, modify, and distribute this
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 * software and its documentation for any purpose, provided that the
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 * above copyright notice and the following two paragraphs appear in
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 * all copies of this software.
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 *
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 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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 * DAMAGE.
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 *
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 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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 * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
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 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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 *
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 * Google Author(s): Behdad Esfahbod
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 */
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#ifndef HB_OT_GLYF_TABLE_HH
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#define HB_OT_GLYF_TABLE_HH
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#include "hb-open-type-private.hh"
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namespace OT {
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/*
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 * loca -- Index to Location
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 */
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#define HB_OT_TAG_loca HB_TAG('l','o','c','a')
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struct loca
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{
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  static const hb_tag_t tableTag = HB_OT_TAG_loca;
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  inline bool sanitize (hb_sanitize_context_t *c) const
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  {
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    TRACE_SANITIZE (this);
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    return_trace (true);
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  }
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  public:
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  union {
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    USHORT      shortsZ[VAR];           /* Location offset divided by 2. */
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    ULONG       longsZ[VAR];            /* Location offset. */
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  } u;
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  DEFINE_SIZE_ARRAY (0, u.longsZ);
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};
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/*
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 * glyf -- TrueType Glyph Data
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 */
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#define HB_OT_TAG_glyf HB_TAG('g','l','y','f')
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struct glyf
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{
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  static const hb_tag_t tableTag = HB_OT_TAG_glyf;
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  inline bool sanitize (hb_sanitize_context_t *c) const
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  {
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    TRACE_SANITIZE (this);
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    /* We don't check for anything specific here.  The users of the
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     * struct do all the hard work... */
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    return_trace (true);
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  }
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  public:
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  BYTE          dataX[VAR];             /* Glyphs data. */
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  DEFINE_SIZE_ARRAY (0, dataX);
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};
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struct glyfGlyphHeader
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{
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  SHORT         numberOfContours;       /* If the number of contours is
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                                         * greater than or equal to zero,
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                                         * this is a simple glyph; if negative,
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                                         * this is a composite glyph. */
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  SHORT         xMin;                   /* Minimum x for coordinate data. */
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  SHORT         yMin;                   /* Minimum y for coordinate data. */
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  SHORT         xMax;                   /* Maximum x for coordinate data. */
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  SHORT         yMax;                   /* Maximum y for coordinate data. */
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  DEFINE_SIZE_STATIC (10);
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};
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} /* namespace OT */
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#endif /* HB_OT_GLYF_TABLE_HH */