summaryrefslogtreecommitdiffstats
path: root/gfx/ots/src/avar.h
blob: 5954962cde128264de679553af2fbb1a3ed22a9c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
// Copyright (c) 2018 The OTS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef OTS_AVAR_H_
#define OTS_AVAR_H_

#include "ots.h"

#include <vector>

namespace ots {

// -----------------------------------------------------------------------------
// OpenTypeAVAR Interface
// -----------------------------------------------------------------------------

class OpenTypeAVAR : public Table {
 public:
  explicit OpenTypeAVAR(Font* font, uint32_t tag)
      : Table(font, tag, tag) { }

  bool Parse(const uint8_t* data, size_t length);
  bool Serialize(OTSStream* out);

 private:
  uint16_t majorVersion;
  uint16_t minorVersion;
  uint16_t reserved;
  uint16_t axisCount;

  struct AxisValueMap {
    int16_t fromCoordinate;
    int16_t toCoordinate;
  };

  std::vector<std::vector<AxisValueMap>> axisSegmentMaps;

  // Only used for versions >= 2
  const uint8_t *m_data;
  size_t m_length;
};

}  // namespace ots

#endif  // OTS_AVAR_H_