tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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vhea.cc (736B)


      1 // Copyright (c) 2011-2017 The OTS Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "vhea.h"
      6 
      7 #include "head.h"
      8 #include "maxp.h"
      9 
     10 // vhea - Vertical Header Table
     11 // http://www.microsoft.com/typography/otspec/vhea.htm
     12 
     13 namespace ots {
     14 
     15 bool OpenTypeVHEA::Parse(const uint8_t *data, size_t length) {
     16  Buffer table(data, length);
     17 
     18  if (!table.ReadU32(&this->version)) {
     19    return Error("Failed to read version");
     20  }
     21  if (this->version != 0x00010000 &&
     22      this->version != 0x00011000) {
     23    return Error("Unsupported table version: 0x%x", this->version);
     24  }
     25 
     26  return OpenTypeMetricsHeader::Parse(data, length);
     27 }
     28 
     29 }  // namespace ots