Merge branch 'release' into Basilisk-releasev2020.01.12

1 files changed, 63 insertions, 0 deletions

diff --git a/gfx/ots/src/fvar.h b/gfx/ots/src/fvar.h
new file mode 100644
index 000000000..a469c8cdd
--- /dev/null
+++ b/gfx/ots/src/fvar.h
@@ -0,0 +1,63 @@
+// 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_FVAR_H_
+#define OTS_FVAR_H_
+
+#include <vector>
+
+#include "ots.h"
+
+namespace ots {
+
+// -----------------------------------------------------------------------------
+// OpenTypeFVAR Interface
+// -----------------------------------------------------------------------------
+
+class OpenTypeFVAR : public Table {
+ public:
+  explicit OpenTypeFVAR(Font* font, uint32_t tag)
+      : Table(font, tag, tag) { }
+
+  bool Parse(const uint8_t* data, size_t length);
+  bool Serialize(OTSStream* out);
+
+  uint16_t AxisCount() const { return axisCount; }
+
+ private:
+  uint16_t majorVersion;
+  uint16_t minorVersion;
+  uint16_t axesArrayOffset;
+  uint16_t reserved;
+  uint16_t axisCount;
+  uint16_t axisSize;
+  uint16_t instanceCount;
+  uint16_t instanceSize;
+
+  typedef int32_t Fixed; /* 16.16 fixed-point value */
+
+  struct VariationAxisRecord {
+    uint32_t axisTag;
+    Fixed    minValue;
+    Fixed    defaultValue;
+    Fixed    maxValue;
+    uint16_t flags;
+    uint16_t axisNameID;
+  };
+  std::vector<VariationAxisRecord> axes;
+
+  struct InstanceRecord {
+    uint16_t subfamilyNameID;
+    uint16_t flags;
+    std::vector<Fixed> coordinates;
+    uint16_t postScriptNameID; // optional
+  };
+  std::vector<InstanceRecord> instances;
+
+  bool instancesHavePostScriptNameID;
+};
+
+}  // namespace ots
+
+#endif  // OTS_FVAR_H_