1 files changed, 38 insertions, 0 deletions
diff --git a/gfx/ots/src/hdmx.h b/gfx/ots/src/hdmx.h
new file mode 100644
index 0000000000..5d323dd7e7
--- /dev/null
+++ b/gfx/ots/src/hdmx.h
@@ -0,0 +1,38 @@
+// Copyright (c) 2009-2017 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_HDMX_H_
+#define OTS_HDMX_H_
+
+#include <vector>
+
+#include "ots.h"
+
+namespace ots {
+
+struct OpenTypeHDMXDeviceRecord {
+  uint8_t pixel_size;
+  uint8_t max_width;
+  std::vector<uint8_t> widths;
+};
+
+class OpenTypeHDMX : public Table {
+ public:
+  explicit OpenTypeHDMX(Font *font, uint32_t tag)
+      : Table(font, tag, tag) { }
+
+  bool Parse(const uint8_t *data, size_t length);
+  bool Serialize(OTSStream *out);
+  bool ShouldSerialize();
+
+ private:
+  uint16_t version;
+  int32_t size_device_record;
+  int32_t pad_len;
+  std::vector<OpenTypeHDMXDeviceRecord> records;
+};
+
+}  // namespace ots
+
+#endif