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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
commit0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch)
treea31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /gfx/ots/src/fvar.h
parentInitial commit. (diff)
downloadfirefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz
firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'gfx/ots/src/fvar.h')
-rw-r--r--gfx/ots/src/fvar.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/gfx/ots/src/fvar.h b/gfx/ots/src/fvar.h
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+// 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_