Adding upstream version 115.8.0esr.upstream/115.8.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 53 insertions, 0 deletions

diff --git a/gfx/ots/src/sill.h b/gfx/ots/src/sill.h
new file mode 100644
index 0000000000..30f9b8d83a
--- /dev/null
+++ b/gfx/ots/src/sill.h
@@ -0,0 +1,53 @@
+// 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_SILL_H_
+#define OTS_SILL_H_
+
+#include "ots.h"
+#include "graphite.h"
+
+#include <vector>
+
+namespace ots {
+
+class OpenTypeSILL : public Table {
+ public:
+  explicit OpenTypeSILL(Font* font, uint32_t tag)
+      : Table(font, tag, tag) { }
+
+  bool Parse(const uint8_t* data, size_t length);
+  bool Serialize(OTSStream* out);
+
+ private:
+  struct LanguageEntry : public TablePart<OpenTypeSILL> {
+    explicit LanguageEntry(OpenTypeSILL* parent)
+        : TablePart<OpenTypeSILL>(parent) { }
+    bool ParsePart(Buffer &table);
+    bool SerializePart(OTSStream* out) const;
+    uint8_t langcode[4];
+    uint16_t numSettings;
+    uint16_t offset;
+  };
+  struct LangFeatureSetting : public TablePart<OpenTypeSILL> {
+    explicit LangFeatureSetting(OpenTypeSILL* parent)
+        : TablePart<OpenTypeSILL>(parent) { }
+    bool ParsePart(Buffer &table);
+    bool SerializePart(OTSStream* out) const;
+    uint32_t featureId;
+    int16_t value;
+    uint16_t reserved;
+  };
+  uint32_t version;
+  uint16_t numLangs;
+  uint16_t searchRange;
+  uint16_t entrySelector;
+  uint16_t rangeShift;
+  std::vector<LanguageEntry> entries;
+  std::vector<LangFeatureSetting> settings;
+};
+
+}  // namespace ots
+
+#endif  // OTS_SILL_H_