gfx/ots/src/hhea.cc

   1 // Copyright (c) 2009-2017 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 "hhea.h"
   6
   7 #include "head.h"
   8 #include "maxp.h"
   9
  10 // hhea - Horizontal Header
  11 // http://www.microsoft.com/typography/otspec/hhea.htm
  12
  13 namespace ots {
  14
  15 bool OpenTypeHHEA::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 table version");
  20   }
  21   if (this->version >> 16 != 1) {
  22     return Error("Unsupported majorVersion: %d", this->version >> 16);
  23   }
  24
  25   return OpenTypeMetricsHeader::Parse(data, length);
  26 }
  27
  28 }  // namespace ots